Version: 8.0 (Mon Sep 21 04:12:58 UTC 2009) Using 1331 Counts, Exposure [s]= 146415.71 XRT/SDSS Frame Offset: RA -1.500 , Dec 0.600 , 90% Conf. Error: 0.710 Using 41 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.33 +27 19 26.3 ; 90% Conf. ["]= 0.996 XRT/DSS Frame Offset: RA -1.700 , Dec 0.300 , 90% Conf. Error: 0.790 Using 41 X-ray Sources and 36 DSS Sources DSS Refined RA, Dec: 17 39 45.31 +27 19 26.0 ; 90% Conf. ["]= 1.055 Version: 7.9 (Sat Sep 19 19:30:41 UTC 2009) Version: 7.8 (Sat Sep 19 18:12:40 UTC 2009) Using 1330 Counts, Exposure [s]= 145630.00 XRT/SDSS Frame Offset: RA -1.600 , Dec 0.500 , 90% Conf. Error: 0.730 Using 40 X-ray Sources and 18 SDSS Sources SDSS Refined RA, Dec: 17 39 45.34 +27 19 26.3 ; 90% Conf. ["]= 1.032 XRT/DSS Frame Offset: RA -2.100 , Dec 0.700 , 90% Conf. Error: 0.500 Using 40 X-ray Sources and 35 DSS Sources DSS Refined RA, Dec: 17 39 45.30 +27 19 26.5 ; 90% Conf. ["]= 0.884 Version: 7.7 (Sat Sep 19 15:52:36 UTC 2009) Using 1329 Counts, Exposure [s]= 144782.13 XRT/SDSS Frame Offset: RA -1.600 , Dec 0.500 , 90% Conf. Error: 0.730 Using 40 X-ray Sources and 18 SDSS Sources SDSS Refined RA, Dec: 17 39 45.34 +27 19 26.2 ; 90% Conf. ["]= 1.032 XRT/DSS Frame Offset: RA -2.100 , Dec 0.600 , 90% Conf. Error: 0.540 Using 40 X-ray Sources and 35 DSS Sources DSS Refined RA, Dec: 17 39 45.30 +27 19 26.3 ; 90% Conf. ["]= 0.908 Version: 7.6 (Sat Sep 19 14:12:36 UTC 2009) Using 1325 Counts, Exposure [s]= 144023.80 XRT/SDSS Frame Offset: RA -1.600 , Dec 0.600 , 90% Conf. Error: 0.710 Using 39 X-ray Sources and 17 SDSS Sources SDSS Refined RA, Dec: 17 39 45.32 +27 19 26.2 ; 90% Conf. ["]= 1.003 XRT/DSS Frame Offset: RA -2.000 , Dec -0.100 , 90% Conf. Error: 0.730 Using 39 X-ray Sources and 35 DSS Sources DSS Refined RA, Dec: 17 39 45.29 +27 19 25.5 ; 90% Conf. ["]= 1.018 Version: 7.5 (Sat Sep 19 12:32:37 UTC 2009) Using 1321 Counts, Exposure [s]= 142773.23 XRT/SDSS Frame Offset: RA -1.600 , Dec 0.600 , 90% Conf. Error: 0.710 Using 37 X-ray Sources and 17 SDSS Sources SDSS Refined RA, Dec: 17 39 45.32 +27 19 26.2 ; 90% Conf. ["]= 1.013 XRT/DSS Frame Offset: RA -2.200 , Dec 0.100 , 90% Conf. Error: 0.710 Using 37 X-ray Sources and 34 DSS Sources DSS Refined RA, Dec: 17 39 45.28 +27 19 25.7 ; 90% Conf. ["]= 1.013 Version: 7.4 (Sat Sep 19 09:12:42 UTC 2009) Using 1318 Counts, Exposure [s]= 140550.62 XRT/SDSS Frame Offset: RA -1.600 , Dec 0.400 , 90% Conf. Error: 0.730 Using 33 X-ray Sources and 17 SDSS Sources SDSS Refined RA, Dec: 17 39 45.33 +27 19 26.1 ; 90% Conf. ["]= 1.039 XRT/DSS Frame Offset: RA -2.100 , Dec 0.200 , 90% Conf. Error: 0.590 Using 33 X-ray Sources and 34 DSS Sources DSS Refined RA, Dec: 17 39 45.29 +27 19 25.9 ; 90% Conf. ["]= 0.946 Version: 7.3 (Sat Sep 19 08:12:50 UTC 2009) Using 1318 Counts, Exposure [s]= 139689.15 XRT/SDSS Frame Offset: RA -1.700 , Dec 0.400 , 90% Conf. Error: 0.790 Using 33 X-ray Sources and 17 SDSS Sources SDSS Refined RA, Dec: 17 39 45.32 +27 19 26.1 ; 90% Conf. ["]= 1.083 XRT/DSS Frame Offset: RA -2.100 , Dec 0.400 , 90% Conf. Error: 0.540 Using 33 X-ray Sources and 34 DSS Sources DSS Refined RA, Dec: 17 39 45.29 +27 19 26.1 ; 90% Conf. ["]= 0.917 Version: 7.2 (Sat Sep 19 05:52:32 UTC 2009) Using 1317 Counts, Exposure [s]= 138797.95 XRT/SDSS Frame Offset: RA -1.400 , Dec 0.400 , 90% Conf. Error: 0.770 Using 34 X-ray Sources and 17 SDSS Sources SDSS Refined RA, Dec: 17 39 45.34 +27 19 26.1 ; 90% Conf. ["]= 1.063 XRT/DSS Frame Offset: RA -1.700 , Dec 0.300 , 90% Conf. Error: 0.590 Using 34 X-ray Sources and 36 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 26.0 ; 90% Conf. ["]= 0.941 Version: 7.1 (Sat Sep 19 04:32:46 UTC 2009) Using 1315 Counts, Exposure [s]= 137923.93 XRT/SDSS Frame Offset: RA -1.400 , Dec 0.600 , 90% Conf. Error: 0.710 Using 35 X-ray Sources and 17 SDSS Sources SDSS Refined RA, Dec: 17 39 45.34 +27 19 26.3 ; 90% Conf. ["]= 1.023 XRT/DSS Frame Offset: RA -1.800 , Dec 0.300 , 90% Conf. Error: 0.610 Using 35 X-ray Sources and 36 DSS Sources DSS Refined RA, Dec: 17 39 45.31 +27 19 26.0 ; 90% Conf. ["]= 0.957 Version: 7.0 (Fri Sep 18 19:32:39 UTC 2009) Using 1312 Counts, Exposure [s]= 134438.41 XRT/SDSS Frame Offset: RA -1.400 , Dec 0.600 , 90% Conf. Error: 0.770 Using 34 X-ray Sources and 17 SDSS Sources SDSS Refined RA, Dec: 17 39 45.33 +27 19 26.4 ; 90% Conf. ["]= 1.061 XRT/DSS Frame Offset: RA -1.900 , Dec 0.900 , 90% Conf. Error: 0.770 Using 34 X-ray Sources and 34 DSS Sources DSS Refined RA, Dec: 17 39 45.30 +27 19 26.7 ; 90% Conf. ["]= 1.061 Version: 6.9 (Fri Sep 18 18:12:38 UTC 2009) Using 1311 Counts, Exposure [s]= 133631.07 XRT/SDSS Frame Offset: RA -1.400 , Dec 0.600 , 90% Conf. Error: 0.770 Using 35 X-ray Sources and 17 SDSS Sources SDSS Refined RA, Dec: 17 39 45.34 +27 19 26.4 ; 90% Conf. ["]= 1.056 XRT/DSS Frame Offset: RA -1.900 , Dec 0.900 , 90% Conf. Error: 0.770 Using 35 X-ray Sources and 34 DSS Sources DSS Refined RA, Dec: 17 39 45.30 +27 19 26.7 ; 90% Conf. ["]= 1.056 Version: 6.8 (Fri Sep 18 16:12:34 UTC 2009) Using 1311 Counts, Exposure [s]= 132876.50 XRT/SDSS Frame Offset: RA -1.400 , Dec 0.600 , 90% Conf. Error: 0.770 Using 35 X-ray Sources and 17 SDSS Sources SDSS Refined RA, Dec: 17 39 45.34 +27 19 26.4 ; 90% Conf. ["]= 1.059 XRT/DSS Frame Offset: RA -1.900 , Dec 0.300 , 90% Conf. Error: 0.860 Using 35 X-ray Sources and 34 DSS Sources DSS Refined RA, Dec: 17 39 45.30 +27 19 26.1 ; 90% Conf. ["]= 1.126 Version: 6.7 (Fri Sep 18 10:52:30 UTC 2009) Using 1306 Counts, Exposure [s]= 130360.94 XRT/SDSS Frame Offset: RA -1.300 , Dec 0.700 , 90% Conf. Error: 0.730 Using 37 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.35 +27 19 26.4 ; 90% Conf. ["]= 1.027 XRT/DSS Frame Offset: RA -1.900 , Dec 0.200 , 90% Conf. Error: 0.950 Using 37 X-ray Sources and 35 DSS Sources DSS Refined RA, Dec: 17 39 45.30 +27 19 25.9 ; 90% Conf. ["]= 1.193 Version: 6.6 (Fri Sep 18 09:12:24 UTC 2009) Using 1306 Counts, Exposure [s]= 129500.23 XRT/SDSS Frame Offset: RA -1.300 , Dec 0.900 , 90% Conf. Error: 0.710 Using 37 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.35 +27 19 26.4 ; 90% Conf. ["]= 1.015 XRT/DSS Frame Offset: RA -2.100 , Dec 0.100 , 90% Conf. Error: 0.650 Using 37 X-ray Sources and 35 DSS Sources DSS Refined RA, Dec: 17 39 45.29 +27 19 25.6 ; 90% Conf. ["]= 0.974 Version: 6.5 (Fri Sep 18 08:12:39 UTC 2009) Using 1305 Counts, Exposure [s]= 128612.52 XRT/SDSS Frame Offset: RA -1.300 , Dec 0.700 , 90% Conf. Error: 0.710 Using 36 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.36 +27 19 26.3 ; 90% Conf. ["]= 1.015 XRT/DSS Frame Offset: RA -1.900 , Dec 0.000 , 90% Conf. Error: 1.110 Using 36 X-ray Sources and 33 DSS Sources DSS Refined RA, Dec: 17 39 45.31 +27 19 25.6 ; 90% Conf. ["]= 1.326 Version: 6.4 (Fri Sep 18 05:32:30 UTC 2009) Using 1305 Counts, Exposure [s]= 127704.62 XRT/SDSS Frame Offset: RA -1.300 , Dec 0.900 , 90% Conf. Error: 0.730 Using 35 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.36 +27 19 26.4 ; 90% Conf. ["]= 1.030 XRT/DSS Frame Offset: RA -2.300 , Dec 0.200 , 90% Conf. Error: 0.810 Using 35 X-ray Sources and 32 DSS Sources DSS Refined RA, Dec: 17 39 45.28 +27 19 25.7 ; 90% Conf. ["]= 1.088 Version: 6.3 (Fri Sep 18 04:52:27 UTC 2009) Using 1305 Counts, Exposure [s]= 126828.90 XRT/SDSS Frame Offset: RA -1.300 , Dec 1.000 , 90% Conf. Error: 0.730 Using 36 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.36 +27 19 26.5 ; 90% Conf. ["]= 1.029 XRT/DSS Frame Offset: RA -2.000 , Dec 0.100 , 90% Conf. Error: 0.730 Using 36 X-ray Sources and 33 DSS Sources DSS Refined RA, Dec: 17 39 45.31 +27 19 25.6 ; 90% Conf. ["]= 1.029 Version: 6.2 (Fri Sep 18 04:13:09 UTC 2009) Using 1305 Counts, Exposure [s]= 124997.70 XRT/SDSS Frame Offset: RA -1.400 , Dec -0.300 , 90% Conf. Error: 1.010 Using 36 X-ray Sources and 20 SDSS Sources SDSS Refined RA, Dec: 17 39 45.35 +27 19 25.5 ; 90% Conf. ["]= 1.255 XRT/DSS Frame Offset: RA -2.200 , Dec 0.200 , 90% Conf. Error: 0.790 Using 36 X-ray Sources and 32 DSS Sources DSS Refined RA, Dec: 17 39 45.29 +27 19 26.0 ; 90% Conf. ["]= 1.086 Version: 6.1 (Thu Sep 17 17:52:29 UTC 2009) Using 1301 Counts, Exposure [s]= 123734.18 XRT/SDSS Frame Offset: RA -1.400 , Dec -0.200 , 90% Conf. Error: 0.930 Using 38 X-ray Sources and 20 SDSS Sources SDSS Refined RA, Dec: 17 39 45.35 +27 19 25.6 ; 90% Conf. ["]= 1.187 XRT/DSS Frame Offset: RA -2.300 , Dec 0.200 , 90% Conf. Error: 0.810 Using 38 X-ray Sources and 33 DSS Sources DSS Refined RA, Dec: 17 39 45.28 +27 19 26.0 ; 90% Conf. ["]= 1.096 Version: 6.0 (Thu Sep 17 15:52:30 UTC 2009) Using 1301 Counts, Exposure [s]= 123050.56 XRT/SDSS Frame Offset: RA -1.400 , Dec -0.200 , 90% Conf. Error: 0.930 Using 37 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.35 +27 19 25.6 ; 90% Conf. ["]= 1.188 XRT/DSS Frame Offset: RA -2.300 , Dec 0.200 , 90% Conf. Error: 0.810 Using 37 X-ray Sources and 32 DSS Sources DSS Refined RA, Dec: 17 39 45.28 +27 19 26.0 ; 90% Conf. ["]= 1.096 Version: 5.9 (Thu Sep 17 14:32:23 UTC 2009) Using 1298 Counts, Exposure [s]= 122137.75 XRT/SDSS Frame Offset: RA -1.400 , Dec -0.200 , 90% Conf. Error: 0.950 Using 37 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.35 +27 19 25.5 ; 90% Conf. ["]= 1.204 XRT/DSS Frame Offset: RA -2.200 , Dec 0.300 , 90% Conf. Error: 0.790 Using 37 X-ray Sources and 32 DSS Sources DSS Refined RA, Dec: 17 39 45.29 +27 19 26.0 ; 90% Conf. ["]= 1.082 Version: 5.8 (Thu Sep 17 11:52:14 UTC 2009) Using 1297 Counts, Exposure [s]= 120323.59 XRT/SDSS Frame Offset: RA -1.300 , Dec -0.300 , 90% Conf. Error: 1.120 Using 36 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 25.3 ; 90% Conf. ["]= 1.329 XRT/DSS Frame Offset: RA -2.200 , Dec 0.000 , 90% Conf. Error: 0.640 Using 36 X-ray Sources and 30 DSS Sources DSS Refined RA, Dec: 17 39 45.30 +27 19 25.6 ; 90% Conf. ["]= 0.960 Version: 5.7 (Thu Sep 17 11:12:20 UTC 2009) Using 1297 Counts, Exposure [s]= 120308.87 XRT/SDSS Frame Offset: RA -1.300 , Dec -0.300 , 90% Conf. Error: 1.120 Using 36 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 25.3 ; 90% Conf. ["]= 1.329 XRT/DSS Frame Offset: RA -2.200 , Dec 0.000 , 90% Conf. Error: 0.640 Using 36 X-ray Sources and 30 DSS Sources DSS Refined RA, Dec: 17 39 45.30 +27 19 25.6 ; 90% Conf. ["]= 0.960 Version: 5.6 (Thu Sep 17 09:12:15 UTC 2009) Using 1296 Counts, Exposure [s]= 119392.89 XRT/SDSS Frame Offset: RA -1.200 , Dec -0.300 , 90% Conf. Error: 1.180 Using 37 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 25.4 ; 90% Conf. ["]= 1.376 XRT/DSS Frame Offset: RA -2.200 , Dec 0.000 , 90% Conf. Error: 0.680 Using 37 X-ray Sources and 33 DSS Sources DSS Refined RA, Dec: 17 39 45.30 +27 19 25.7 ; 90% Conf. ["]= 0.982 Version: 5.5 (Thu Sep 17 08:12:12 UTC 2009) Using 1294 Counts, Exposure [s]= 118467.88 XRT/SDSS Frame Offset: RA -1.200 , Dec -0.300 , 90% Conf. Error: 1.220 Using 36 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.38 +27 19 25.4 ; 90% Conf. ["]= 1.416 XRT/DSS Frame Offset: RA -2.200 , Dec 0.000 , 90% Conf. Error: 0.680 Using 36 X-ray Sources and 31 DSS Sources DSS Refined RA, Dec: 17 39 45.30 +27 19 25.7 ; 90% Conf. ["]= 0.989 Version: 5.4 (Wed Sep 16 19:52:25 UTC 2009) Using 1294 Counts, Exposure [s]= 117688.61 XRT/SDSS Frame Offset: RA -1.300 , Dec -0.300 , 90% Conf. Error: 1.170 Using 36 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 25.5 ; 90% Conf. ["]= 1.381 XRT/DSS Frame Offset: RA -2.400 , Dec 0.100 , 90% Conf. Error: 0.990 Using 36 X-ray Sources and 31 DSS Sources DSS Refined RA, Dec: 17 39 45.28 +27 19 25.9 ; 90% Conf. ["]= 1.232 Version: 5.3 (Wed Sep 16 18:32:28 UTC 2009) Using 1294 Counts, Exposure [s]= 117032.35 XRT/SDSS Frame Offset: RA -1.300 , Dec 0.700 , 90% Conf. Error: 1.180 Using 36 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 26.4 ; 90% Conf. ["]= 1.389 XRT/DSS Frame Offset: RA -2.500 , Dec 0.000 , 90% Conf. Error: 1.050 Using 36 X-ray Sources and 31 DSS Sources DSS Refined RA, Dec: 17 39 45.28 +27 19 25.7 ; 90% Conf. ["]= 1.281 Version: 5.2 (Wed Sep 16 14:32:29 UTC 2009) Using 1292 Counts, Exposure [s]= 115479.59 XRT/SDSS Frame Offset: RA -1.500 , Dec 0.800 , 90% Conf. Error: 0.910 Using 36 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 26.3 ; 90% Conf. ["]= 1.160 XRT/DSS Frame Offset: RA -2.200 , Dec 0.300 , 90% Conf. Error: 0.590 Using 36 X-ray Sources and 29 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 25.8 ; 90% Conf. ["]= 0.931 Version: 5.1 (Wed Sep 16 12:52:28 UTC 2009) Using 1290 Counts, Exposure [s]= 114573.68 XRT/SDSS Frame Offset: RA -1.500 , Dec 0.700 , 90% Conf. Error: 0.990 Using 38 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.36 +27 19 26.2 ; 90% Conf. ["]= 1.220 XRT/DSS Frame Offset: RA -2.300 , Dec 0.600 , 90% Conf. Error: 0.590 Using 38 X-ray Sources and 33 DSS Sources DSS Refined RA, Dec: 17 39 45.30 +27 19 26.1 ; 90% Conf. ["]= 0.925 Version: 5.0 (Wed Sep 16 12:12:20 UTC 2009) Using 1289 Counts, Exposure [s]= 113579.15 XRT/SDSS Frame Offset: RA -1.300 , Dec 0.600 , 90% Conf. Error: 0.870 Using 37 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 26.3 ; 90% Conf. ["]= 1.138 XRT/DSS Frame Offset: RA -2.000 , Dec 1.200 , 90% Conf. Error: 0.810 Using 37 X-ray Sources and 33 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 26.9 ; 90% Conf. ["]= 1.092 Version: 4.9 (Wed Sep 16 11:32:21 UTC 2009) Using 1289 Counts, Exposure [s]= 113559.64 XRT/SDSS Frame Offset: RA -1.300 , Dec 0.600 , 90% Conf. Error: 0.870 Using 37 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 26.3 ; 90% Conf. ["]= 1.138 XRT/DSS Frame Offset: RA -2.000 , Dec 1.200 , 90% Conf. Error: 0.810 Using 37 X-ray Sources and 33 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 26.9 ; 90% Conf. ["]= 1.092 Version: 4.8 (Wed Sep 16 08:12:16 UTC 2009) Using 1288 Counts, Exposure [s]= 112598.24 XRT/SDSS Frame Offset: RA -1.300 , Dec 0.600 , 90% Conf. Error: 0.860 Using 39 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 26.2 ; 90% Conf. ["]= 1.117 XRT/DSS Frame Offset: RA -2.200 , Dec 0.900 , 90% Conf. Error: 0.730 Using 39 X-ray Sources and 35 DSS Sources DSS Refined RA, Dec: 17 39 45.31 +27 19 26.5 ; 90% Conf. ["]= 1.020 Version: 4.7 (Wed Sep 16 06:32:38 UTC 2009) Using 1288 Counts, Exposure [s]= 111635.09 XRT/SDSS Frame Offset: RA -1.600 , Dec 0.700 , 90% Conf. Error: 0.830 Using 37 X-ray Sources and 20 SDSS Sources SDSS Refined RA, Dec: 17 39 45.36 +27 19 26.3 ; 90% Conf. ["]= 1.115 XRT/DSS Frame Offset: RA -2.000 , Dec 1.000 , 90% Conf. Error: 0.680 Using 37 X-ray Sources and 33 DSS Sources DSS Refined RA, Dec: 17 39 45.33 +27 19 26.6 ; 90% Conf. ["]= 1.008 Version: 4.6 (Wed Sep 16 06:12:18 UTC 2009) Using 1282 Counts, Exposure [s]= 107105.72 XRT/SDSS Frame Offset: RA -1.700 , Dec 0.900 , 90% Conf. Error: 1.090 Using 38 X-ray Sources and 24 SDSS Sources SDSS Refined RA, Dec: 17 39 45.35 +27 19 26.7 ; 90% Conf. ["]= 1.319 XRT/DSS Frame Offset: RA -2.100 , Dec 0.400 , 90% Conf. Error: 0.650 Using 38 X-ray Sources and 36 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 26.2 ; 90% Conf. ["]= 0.987 Version: 4.5 (Tue Sep 15 21:12:23 UTC 2009) Using 1282 Counts, Exposure [s]= 105866.49 XRT/SDSS Frame Offset: RA -1.700 , Dec 0.900 , 90% Conf. Error: 0.990 Using 38 X-ray Sources and 24 SDSS Sources SDSS Refined RA, Dec: 17 39 45.35 +27 19 26.7 ; 90% Conf. ["]= 1.236 XRT/DSS Frame Offset: RA -2.200 , Dec 0.300 , 90% Conf. Error: 0.640 Using 38 X-ray Sources and 36 DSS Sources DSS Refined RA, Dec: 17 39 45.31 +27 19 26.1 ; 90% Conf. ["]= 0.978 Version: 4.4 (Tue Sep 15 18:52:16 UTC 2009) Using 1282 Counts, Exposure [s]= 104941.74 XRT/SDSS Frame Offset: RA -1.700 , Dec 1.000 , 90% Conf. Error: 1.010 Using 37 X-ray Sources and 22 SDSS Sources SDSS Refined RA, Dec: 17 39 45.35 +27 19 26.7 ; 90% Conf. ["]= 1.241 XRT/DSS Frame Offset: RA -2.200 , Dec 0.100 , 90% Conf. Error: 0.500 Using 37 X-ray Sources and 34 DSS Sources DSS Refined RA, Dec: 17 39 45.31 +27 19 25.8 ; 90% Conf. ["]= 0.877 Version: 4.3 (Tue Sep 15 17:52:09 UTC 2009) Using 1282 Counts, Exposure [s]= 104935.89 XRT/SDSS Frame Offset: RA -1.700 , Dec 1.000 , 90% Conf. Error: 1.010 Using 37 X-ray Sources and 22 SDSS Sources SDSS Refined RA, Dec: 17 39 45.35 +27 19 26.7 ; 90% Conf. ["]= 1.241 XRT/DSS Frame Offset: RA -2.200 , Dec 0.100 , 90% Conf. Error: 0.500 Using 37 X-ray Sources and 34 DSS Sources DSS Refined RA, Dec: 17 39 45.31 +27 19 25.8 ; 90% Conf. ["]= 0.877 Version: 4.2 (Tue Sep 15 15:52:07 UTC 2009) Using 1280 Counts, Exposure [s]= 104180.04 XRT/SDSS Frame Offset: RA -1.700 , Dec 1.100 , 90% Conf. Error: 1.090 Using 36 X-ray Sources and 22 SDSS Sources SDSS Refined RA, Dec: 17 39 45.35 +27 19 26.9 ; 90% Conf. ["]= 1.307 XRT/DSS Frame Offset: RA -2.100 , Dec 0.100 , 90% Conf. Error: 0.510 Using 36 X-ray Sources and 32 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 25.9 ; 90% Conf. ["]= 0.884 Version: 4.1 (Tue Sep 15 12:32:01 UTC 2009) Using 1279 Counts, Exposure [s]= 103810.01 XRT/SDSS Frame Offset: RA -1.700 , Dec 1.100 , 90% Conf. Error: 1.090 Using 36 X-ray Sources and 22 SDSS Sources SDSS Refined RA, Dec: 17 39 45.35 +27 19 26.9 ; 90% Conf. ["]= 1.307 XRT/DSS Frame Offset: RA -2.100 , Dec 0.100 , 90% Conf. Error: 0.510 Using 36 X-ray Sources and 32 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 25.9 ; 90% Conf. ["]= 0.884 Version: 4.0 (Tue Sep 15 11:12:04 UTC 2009) Using 1279 Counts, Exposure [s]= 103266.95 XRT/SDSS Frame Offset: RA -1.400 , Dec 0.900 , 90% Conf. Error: 0.870 Using 37 X-ray Sources and 24 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 26.7 ; 90% Conf. ["]= 1.128 XRT/DSS Frame Offset: RA -2.200 , Dec 0.300 , 90% Conf. Error: 0.610 Using 37 X-ray Sources and 34 DSS Sources DSS Refined RA, Dec: 17 39 45.31 +27 19 26.1 ; 90% Conf. ["]= 0.942 Version: 3.9 (Tue Sep 15 09:52:03 UTC 2009) Using 1277 Counts, Exposure [s]= 102630.51 XRT/SDSS Frame Offset: RA -1.700 , Dec 0.800 , 90% Conf. Error: 1.010 Using 36 X-ray Sources and 24 SDSS Sources SDSS Refined RA, Dec: 17 39 45.35 +27 19 26.6 ; 90% Conf. ["]= 1.242 XRT/DSS Frame Offset: RA -2.300 , Dec 0.300 , 90% Conf. Error: 0.640 Using 36 X-ray Sources and 33 DSS Sources DSS Refined RA, Dec: 17 39 45.31 +27 19 26.1 ; 90% Conf. ["]= 0.965 Version: 3.8 (Tue Sep 15 06:12:45 UTC 2009) Using 1276 Counts, Exposure [s]= 102091.64 XRT/SDSS Frame Offset: RA -1.400 , Dec 0.800 , 90% Conf. Error: 0.990 Using 35 X-ray Sources and 24 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 26.6 ; 90% Conf. ["]= 1.241 XRT/DSS Frame Offset: RA -2.200 , Dec 0.200 , 90% Conf. Error: 0.570 Using 35 X-ray Sources and 31 DSS Sources DSS Refined RA, Dec: 17 39 45.31 +27 19 26.0 ; 90% Conf. ["]= 0.940 Version: 3.7 (Mon Sep 14 22:52:34 UTC 2009) Using 1275 Counts, Exposure [s]= 101130.16 XRT/SDSS Frame Offset: RA -1.300 , Dec 0.600 , 90% Conf. Error: 0.870 Using 33 X-ray Sources and 23 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 26.3 ; 90% Conf. ["]= 1.161 XRT/DSS Frame Offset: RA -2.300 , Dec 0.300 , 90% Conf. Error: 0.710 Using 33 X-ray Sources and 30 DSS Sources DSS Refined RA, Dec: 17 39 45.30 +27 19 26.0 ; 90% Conf. ["]= 1.047 Version: 3.6 (Mon Sep 14 21:12:39 UTC 2009) Using 1274 Counts, Exposure [s]= 100257.99 XRT/SDSS Frame Offset: RA -1.300 , Dec 0.700 , 90% Conf. Error: 0.860 Using 33 X-ray Sources and 23 SDSS Sources SDSS Refined RA, Dec: 17 39 45.38 +27 19 26.4 ; 90% Conf. ["]= 1.151 XRT/DSS Frame Offset: RA -2.300 , Dec 0.200 , 90% Conf. Error: 0.640 Using 33 X-ray Sources and 30 DSS Sources DSS Refined RA, Dec: 17 39 45.30 +27 19 25.9 ; 90% Conf. ["]= 0.997 Version: 3.5 (Mon Sep 14 16:12:25 UTC 2009) Using 1271 Counts, Exposure [s]= 98942.35 XRT/SDSS Frame Offset: RA -1.400 , Dec 0.800 , 90% Conf. Error: 0.730 Using 33 X-ray Sources and 25 SDSS Sources SDSS Refined RA, Dec: 17 39 45.38 +27 19 26.5 ; 90% Conf. ["]= 1.056 XRT/DSS Frame Offset: RA -2.300 , Dec 0.200 , 90% Conf. Error: 0.710 Using 33 X-ray Sources and 30 DSS Sources DSS Refined RA, Dec: 17 39 45.31 +27 19 25.9 ; 90% Conf. ["]= 1.042 Version: 3.4 (Mon Sep 14 12:52:19 UTC 2009) Using 1270 Counts, Exposure [s]= 97456.43 XRT/SDSS Frame Offset: RA -1.200 , Dec 0.800 , 90% Conf. Error: 0.710 Using 32 X-ray Sources and 24 SDSS Sources SDSS Refined RA, Dec: 17 39 45.39 +27 19 26.6 ; 90% Conf. ["]= 1.044 XRT/DSS Frame Offset: RA -2.200 , Dec 0.000 , 90% Conf. Error: 0.680 Using 32 X-ray Sources and 31 DSS Sources DSS Refined RA, Dec: 17 39 45.31 +27 19 25.8 ; 90% Conf. ["]= 1.024 Version: 3.3 (Mon Sep 14 10:52:17 UTC 2009) Using 1270 Counts, Exposure [s]= 96153.38 XRT/SDSS Frame Offset: RA -1.400 , Dec 0.700 , 90% Conf. Error: 0.730 Using 30 X-ray Sources and 22 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 26.4 ; 90% Conf. ["]= 1.073 XRT/DSS Frame Offset: RA -2.300 , Dec 0.600 , 90% Conf. Error: 0.770 Using 30 X-ray Sources and 29 DSS Sources DSS Refined RA, Dec: 17 39 45.30 +27 19 26.3 ; 90% Conf. ["]= 1.100 Version: 3.2 (Mon Sep 14 09:35:34 UTC 2009) Using 1266 Counts, Exposure [s]= 94806.26 XRT/SDSS Frame Offset: RA -1.400 , Dec 0.700 , 90% Conf. Error: 0.730 Using 31 X-ray Sources and 22 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 26.4 ; 90% Conf. ["]= 1.044 XRT/DSS Frame Offset: RA -2.000 , Dec 1.000 , 90% Conf. Error: 0.930 Using 31 X-ray Sources and 31 DSS Sources DSS Refined RA, Dec: 17 39 45.33 +27 19 26.7 ; 90% Conf. ["]= 1.193 Version: 3.1 (Sun Sep 13 22:52:35 UTC 2009) Using 1265 Counts, Exposure [s]= 93300.75 XRT/SDSS Frame Offset: RA -1.200 , Dec 0.700 , 90% Conf. Error: 0.700 Using 32 X-ray Sources and 23 SDSS Sources SDSS Refined RA, Dec: 17 39 45.38 +27 19 26.3 ; 90% Conf. ["]= 1.025 XRT/DSS Frame Offset: RA -2.000 , Dec 1.500 , 90% Conf. Error: 0.930 Using 32 X-ray Sources and 31 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 27.1 ; 90% Conf. ["]= 1.194 Version: 3.0 (Sun Sep 13 20:52:27 UTC 2009) Using 1264 Counts, Exposure [s]= 92277.55 XRT/SDSS Frame Offset: RA -1.200 , Dec 0.700 , 90% Conf. Error: 0.710 Using 32 X-ray Sources and 23 SDSS Sources SDSS Refined RA, Dec: 17 39 45.38 +27 19 26.3 ; 90% Conf. ["]= 1.033 XRT/DSS Frame Offset: RA -2.000 , Dec 1.400 , 90% Conf. Error: 0.810 Using 32 X-ray Sources and 31 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 27.0 ; 90% Conf. ["]= 1.104 Version: 2.9 (Sun Sep 13 19:12:30 UTC 2009) Using 1263 Counts, Exposure [s]= 90911.61 XRT/SDSS Frame Offset: RA -1.200 , Dec 0.700 , 90% Conf. Error: 0.700 Using 32 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.39 +27 19 26.4 ; 90% Conf. ["]= 1.023 XRT/DSS Frame Offset: RA -1.900 , Dec 1.600 , 90% Conf. Error: 0.810 Using 32 X-ray Sources and 31 DSS Sources DSS Refined RA, Dec: 17 39 45.34 +27 19 27.3 ; 90% Conf. ["]= 1.101 Version: 2.8 (Sun Sep 13 14:12:16 UTC 2009) Using 1262 Counts, Exposure [s]= 90366.30 XRT/SDSS Frame Offset: RA -1.200 , Dec 0.700 , 90% Conf. Error: 0.700 Using 33 X-ray Sources and 19 SDSS Sources SDSS Refined RA, Dec: 17 39 45.38 +27 19 26.3 ; 90% Conf. ["]= 1.015 XRT/DSS Frame Offset: RA -1.900 , Dec 1.600 , 90% Conf. Error: 0.790 Using 33 X-ray Sources and 32 DSS Sources DSS Refined RA, Dec: 17 39 45.33 +27 19 27.2 ; 90% Conf. ["]= 1.079 Version: 2.7 (Sun Sep 13 12:32:04 UTC 2009) Using 1260 Counts, Exposure [s]= 89241.12 XRT/SDSS Frame Offset: RA -1.400 , Dec 0.700 , 90% Conf. Error: 0.810 Using 31 X-ray Sources and 21 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 26.4 ; 90% Conf. ["]= 1.107 XRT/DSS Frame Offset: RA -2.000 , Dec 1.300 , 90% Conf. Error: 1.150 Using 31 X-ray Sources and 30 DSS Sources DSS Refined RA, Dec: 17 39 45.33 +27 19 27.0 ; 90% Conf. ["]= 1.376 Version: 2.6 (Sun Sep 13 10:52:14 UTC 2009) Using 1256 Counts, Exposure [s]= 87754.53 XRT/SDSS Frame Offset: RA -1.300 , Dec 0.600 , 90% Conf. Error: 0.710 Using 31 X-ray Sources and 23 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 26.4 ; 90% Conf. ["]= 1.049 XRT/DSS Frame Offset: RA -2.000 , Dec 1.300 , 90% Conf. Error: 0.730 Using 31 X-ray Sources and 32 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 27.1 ; 90% Conf. ["]= 1.062 Version: 2.5 (Sun Sep 13 08:12:11 UTC 2009) Using 1255 Counts, Exposure [s]= 86692.22 XRT/SDSS Frame Offset: RA -1.600 , Dec 0.400 , 90% Conf. Error: 0.770 Using 31 X-ray Sources and 22 SDSS Sources SDSS Refined RA, Dec: 17 39 45.34 +27 19 26.1 ; 90% Conf. ["]= 1.088 XRT/DSS Frame Offset: RA -2.100 , Dec 1.500 , 90% Conf. Error: 0.700 Using 31 X-ray Sources and 33 DSS Sources DSS Refined RA, Dec: 17 39 45.30 +27 19 27.2 ; 90% Conf. ["]= 1.039 Version: 2.4 (Sat Sep 12 22:52:13 UTC 2009) Using 1252 Counts, Exposure [s]= 85968.97 XRT/SDSS Frame Offset: RA -1.600 , Dec 0.400 , 90% Conf. Error: 0.730 Using 31 X-ray Sources and 20 SDSS Sources SDSS Refined RA, Dec: 17 39 45.35 +27 19 26.1 ; 90% Conf. ["]= 1.061 XRT/DSS Frame Offset: RA -2.100 , Dec 1.400 , 90% Conf. Error: 0.650 Using 31 X-ray Sources and 31 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 27.1 ; 90% Conf. ["]= 1.008 Version: 2.3 (Sat Sep 12 20:52:11 UTC 2009) Using 1252 Counts, Exposure [s]= 85954.27 XRT/SDSS Frame Offset: RA -1.600 , Dec 0.400 , 90% Conf. Error: 0.730 Using 31 X-ray Sources and 20 SDSS Sources SDSS Refined RA, Dec: 17 39 45.35 +27 19 26.1 ; 90% Conf. ["]= 1.061 XRT/DSS Frame Offset: RA -2.100 , Dec 1.400 , 90% Conf. Error: 0.650 Using 31 X-ray Sources and 31 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 27.1 ; 90% Conf. ["]= 1.008 Version: 2.2 (Sat Sep 12 19:32:08 UTC 2009) Using 1250 Counts, Exposure [s]= 85549.53 XRT/SDSS Frame Offset: RA -1.600 , Dec 0.400 , 90% Conf. Error: 0.730 Using 31 X-ray Sources and 20 SDSS Sources SDSS Refined RA, Dec: 17 39 45.35 +27 19 26.1 ; 90% Conf. ["]= 1.071 XRT/DSS Frame Offset: RA -2.100 , Dec 1.400 , 90% Conf. Error: 0.700 Using 31 X-ray Sources and 31 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 27.1 ; 90% Conf. ["]= 1.050 Version: 2.1 (Sat Sep 12 17:52:09 UTC 2009) Using 1248 Counts, Exposure [s]= 84064.22 XRT/SDSS Frame Offset: RA -1.400 , Dec 0.600 , 90% Conf. Error: 0.730 Using 29 X-ray Sources and 17 SDSS Sources SDSS Refined RA, Dec: 17 39 45.37 +27 19 26.2 ; 90% Conf. ["]= 1.075 XRT/DSS Frame Offset: RA -2.100 , Dec 1.600 , 90% Conf. Error: 0.680 Using 29 X-ray Sources and 29 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 27.2 ; 90% Conf. ["]= 1.042 Version: 2.0 (Sat Sep 12 14:12:04 UTC 2009) Using 1246 Counts, Exposure [s]= 82265.22 XRT/SDSS Frame Offset: RA -1.700 , Dec 0.400 , 90% Conf. Error: 0.830 Using 26 X-ray Sources and 20 SDSS Sources SDSS Refined RA, Dec: 17 39 45.36 +27 19 26.2 ; 90% Conf. ["]= 1.165 XRT/DSS Frame Offset: RA -2.100 , Dec 1.500 , 90% Conf. Error: 0.730 Using 26 X-ray Sources and 28 DSS Sources DSS Refined RA, Dec: 17 39 45.33 +27 19 27.3 ; 90% Conf. ["]= 1.096 Version: 1.9 (Sat Sep 12 12:12:02 UTC 2009) Using 1242 Counts, Exposure [s]= 80552.67 XRT/SDSS Frame Offset: RA -1.900 , Dec 0.500 , 90% Conf. Error: 0.930 Using 23 X-ray Sources and 16 SDSS Sources SDSS Refined RA, Dec: 17 39 45.31 +27 19 26.2 ; 90% Conf. ["]= 1.223 XRT/DSS Frame Offset: RA -1.800 , Dec 1.200 , 90% Conf. Error: 0.810 Using 23 X-ray Sources and 24 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 26.9 ; 90% Conf. ["]= 1.135 Version: 1.8 (Sat Sep 12 11:12:01 UTC 2009) Using 1241 Counts, Exposure [s]= 79211.98 XRT/SDSS Frame Offset: RA -1.700 , Dec 0.700 , 90% Conf. Error: 0.870 Using 22 X-ray Sources and 15 SDSS Sources SDSS Refined RA, Dec: 17 39 45.33 +27 19 26.2 ; 90% Conf. ["]= 1.207 XRT/DSS Frame Offset: RA -2.200 , Dec 1.600 , 90% Conf. Error: 0.790 Using 22 X-ray Sources and 24 DSS Sources DSS Refined RA, Dec: 17 39 45.29 +27 19 27.1 ; 90% Conf. ["]= 1.150 Version: 1.7 (Sat Sep 12 09:31:58 UTC 2009) Using 1237 Counts, Exposure [s]= 77722.84 XRT/SDSS Frame Offset: RA -1.700 , Dec 0.700 , 90% Conf. Error: 0.900 Using 25 X-ray Sources and 17 SDSS Sources SDSS Refined RA, Dec: 17 39 45.32 +27 19 26.4 ; 90% Conf. ["]= 1.202 XRT/DSS Frame Offset: RA -2.200 , Dec 1.600 , 90% Conf. Error: 0.830 Using 25 X-ray Sources and 27 DSS Sources DSS Refined RA, Dec: 17 39 45.29 +27 19 27.3 ; 90% Conf. ["]= 1.151 Version: 1.6 (Sat Sep 12 08:12:20 UTC 2009) Using 1235 Counts, Exposure [s]= 76752.94 XRT/SDSS Frame Offset: RA -1.600 , Dec 0.700 , 90% Conf. Error: 0.900 Using 24 X-ray Sources and 17 SDSS Sources SDSS Refined RA, Dec: 17 39 45.33 +27 19 26.4 ; 90% Conf. ["]= 1.212 XRT/DSS Frame Offset: RA -2.200 , Dec 1.700 , 90% Conf. Error: 0.830 Using 24 X-ray Sources and 26 DSS Sources DSS Refined RA, Dec: 17 39 45.28 +27 19 27.4 ; 90% Conf. ["]= 1.161 Version: 1.5 (Sat Sep 12 00:32:13 UTC 2009) Using 1235 Counts, Exposure [s]= 75985.99 XRT/SDSS Frame Offset: RA -2.100 , Dec 1.300 , 90% Conf. Error: 0.950 Using 23 X-ray Sources and 16 SDSS Sources SDSS Refined RA, Dec: 17 39 45.29 +27 19 27.0 ; 90% Conf. ["]= 1.252 XRT/DSS Frame Offset: RA -2.600 , Dec 1.600 , 90% Conf. Error: 0.730 Using 23 X-ray Sources and 25 DSS Sources DSS Refined RA, Dec: 17 39 45.25 +27 19 27.3 ; 90% Conf. ["]= 1.095 Version: 1.4 (Fri Sep 11 22:32:13 UTC 2009) Using 1233 Counts, Exposure [s]= 75090.86 XRT/SDSS Frame Offset: RA -2.100 , Dec 1.300 , 90% Conf. Error: 0.950 Using 22 X-ray Sources and 12 SDSS Sources SDSS Refined RA, Dec: 17 39 45.29 +27 19 26.9 ; 90% Conf. ["]= 1.239 XRT/DSS Frame Offset: RA -2.600 , Dec 1.600 , 90% Conf. Error: 0.730 Using 22 X-ray Sources and 23 DSS Sources DSS Refined RA, Dec: 17 39 45.25 +27 19 27.2 ; 90% Conf. ["]= 1.079 Version: 1.3 (Fri Sep 11 21:12:06 UTC 2009) Using 1230 Counts, Exposure [s]= 74048.81 XRT/SDSS Frame Offset: RA -2.000 , Dec 1.200 , 90% Conf. Error: 0.930 Using 22 X-ray Sources and 12 SDSS Sources SDSS Refined RA, Dec: 17 39 45.30 +27 19 26.8 ; 90% Conf. ["]= 1.227 XRT/DSS Frame Offset: RA -2.600 , Dec 1.800 , 90% Conf. Error: 0.710 Using 22 X-ray Sources and 23 DSS Sources DSS Refined RA, Dec: 17 39 45.25 +27 19 27.4 ; 90% Conf. ["]= 1.070 Version: 1.2 (Fri Sep 11 17:32:03 UTC 2009) Using 1227 Counts, Exposure [s]= 72419.84 XRT/SDSS Frame Offset: RA -2.100 , Dec 1.200 , 90% Conf. Error: 0.950 Using 23 X-ray Sources and 12 SDSS Sources SDSS Refined RA, Dec: 17 39 45.30 +27 19 26.9 ; 90% Conf. ["]= 1.239 XRT/DSS Frame Offset: RA -2.600 , Dec 1.700 , 90% Conf. Error: 0.730 Using 23 X-ray Sources and 23 DSS Sources DSS Refined RA, Dec: 17 39 45.26 +27 19 27.4 ; 90% Conf. ["]= 1.079 Version: 1.1 (Fri Sep 11 13:51:56 UTC 2009) Using 1224 Counts, Exposure [s]= 70043.71 XRT/SDSS Frame Offset: RA -2.100 , Dec 1.200 , 90% Conf. Error: 0.930 Using 27 X-ray Sources and 18 SDSS Sources SDSS Refined RA, Dec: 17 39 45.28 +27 19 26.6 ; 90% Conf. ["]= 1.227 XRT/DSS Frame Offset: RA -2.600 , Dec 1.400 , 90% Conf. Error: 0.730 Using 27 X-ray Sources and 29 DSS Sources DSS Refined RA, Dec: 17 39 45.25 +27 19 26.8 ; 90% Conf. ["]= 1.084 Version: 1.0 (Fri Sep 11 12:31:49 UTC 2009) Using 1223 Counts, Exposure [s]= 69166.36 XRT/SDSS Frame Offset: RA -2.200 , Dec 1.400 , 90% Conf. Error: 0.990 Using 24 X-ray Sources and 15 SDSS Sources SDSS Refined RA, Dec: 17 39 45.29 +27 19 26.9 ; 90% Conf. ["]= 1.275 XRT/DSS Frame Offset: RA -2.300 , Dec 1.700 , 90% Conf. Error: 1.010 Using 24 X-ray Sources and 26 DSS Sources DSS Refined RA, Dec: 17 39 45.28 +27 19 27.2 ; 90% Conf. ["]= 1.291 Version: 0.9 (Fri Sep 11 10:12:07 UTC 2009) Using 1221 Counts, Exposure [s]= 68299.35 XRT/SDSS Frame Offset: RA -2.300 , Dec 1.400 , 90% Conf. Error: 1.020 Using 24 X-ray Sources and 15 SDSS Sources SDSS Refined RA, Dec: 17 39 45.29 +27 19 27.0 ; 90% Conf. ["]= 1.291 XRT/DSS Frame Offset: RA -2.200 , Dec 1.700 , 90% Conf. Error: 1.020 Using 24 X-ray Sources and 24 DSS Sources DSS Refined RA, Dec: 17 39 45.30 +27 19 27.3 ; 90% Conf. ["]= 1.291 Version: 0.8 (Fri Sep 11 09:33:06 UTC 2009) Using 1220 Counts, Exposure [s]= 67821.11 XRT/SDSS Frame Offset: RA -3.300 , Dec 0.900 , 90% Conf. Error: 1.120 Using 22 X-ray Sources and 14 SDSS Sources SDSS Refined RA, Dec: 17 39 45.22 +27 19 26.5 ; 90% Conf. ["]= 1.384 XRT/DSS Frame Offset: RA -3.300 , Dec 1.100 , 90% Conf. Error: 1.010 Using 22 X-ray Sources and 23 DSS Sources DSS Refined RA, Dec: 17 39 45.22 +27 19 26.7 ; 90% Conf. ["]= 1.297 Version: 0.7 (Fri Sep 11 00:12:11 UTC 2009) Using 1219 Counts, Exposure [s]= 66857.04 XRT/SDSS Frame Offset: RA -3.300 , Dec 1.000 , 90% Conf. Error: 1.210 Using 21 X-ray Sources and 10 SDSS Sources SDSS Refined RA, Dec: 17 39 45.21 +27 19 26.6 ; 90% Conf. ["]= 1.457 XRT/DSS Frame Offset: RA -3.200 , Dec 1.100 , 90% Conf. Error: 1.030 Using 21 X-ray Sources and 21 DSS Sources DSS Refined RA, Dec: 17 39 45.22 +27 19 26.7 ; 90% Conf. ["]= 1.312 Version: 0.6 (Thu Sep 10 22:32:06 UTC 2009) Using 1219 Counts, Exposure [s]= 66493.42 XRT/SDSS Frame Offset: RA -3.300 , Dec 1.000 , 90% Conf. Error: 1.210 Using 20 X-ray Sources and 10 SDSS Sources SDSS Refined RA, Dec: 17 39 45.21 +27 19 26.5 ; 90% Conf. ["]= 1.466 XRT/DSS Frame Offset: RA -3.200 , Dec 1.200 , 90% Conf. Error: 1.070 Using 20 X-ray Sources and 21 DSS Sources DSS Refined RA, Dec: 17 39 45.22 +27 19 26.7 ; 90% Conf. ["]= 1.352 Version: 0.5 (Thu Sep 10 20:51:59 UTC 2009) Using 1219 Counts, Exposure [s]= 65386.17 XRT/SDSS Frame Offset: RA -3.300 , Dec 1.100 , 90% Conf. Error: 0.900 Using 18 X-ray Sources and 8 SDSS Sources SDSS Refined RA, Dec: 17 39 45.22 +27 19 26.6 ; 90% Conf. ["]= 1.217 XRT/DSS Frame Offset: RA -3.200 , Dec 1.200 , 90% Conf. Error: 0.730 Using 18 X-ray Sources and 20 DSS Sources DSS Refined RA, Dec: 17 39 45.23 +27 19 26.7 ; 90% Conf. ["]= 1.097 Version: 0.4 (Thu Sep 10 19:12:06 UTC 2009) Using 1218 Counts, Exposure [s]= 64125.00 XRT/SDSS Frame Offset: RA -2.100 , Dec 1.400 , 90% Conf. Error: 1.030 Using 22 X-ray Sources and 12 SDSS Sources SDSS Refined RA, Dec: 17 39 45.30 +27 19 27.0 ; 90% Conf. ["]= 1.310 XRT/DSS Frame Offset: RA -1.800 , Dec 1.300 , 90% Conf. Error: 0.730 Using 22 X-ray Sources and 23 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 26.9 ; 90% Conf. ["]= 1.090 Version: 0.3 (Thu Sep 10 13:12:00 UTC 2009) Using 1218 Counts, Exposure [s]= 64106.12 XRT/SDSS Frame Offset: RA -2.100 , Dec 1.400 , 90% Conf. Error: 1.030 Using 22 X-ray Sources and 12 SDSS Sources SDSS Refined RA, Dec: 17 39 45.30 +27 19 27.0 ; 90% Conf. ["]= 1.302 XRT/DSS Frame Offset: RA -1.800 , Dec 1.300 , 90% Conf. Error: 0.730 Using 22 X-ray Sources and 23 DSS Sources DSS Refined RA, Dec: 17 39 45.32 +27 19 26.9 ; 90% Conf. ["]= 1.081 Version: 0.2 (Thu Sep 10 12:12:14 UTC 2009) Using 1214 Counts, Exposure [s]= 62375.91 XRT/SDSS Frame Offset: RA -3.100 , Dec 1.200 , 90% Conf. Error: 1.070 Using 19 X-ray Sources and 10 SDSS Sources SDSS Refined RA, Dec: 17 39 45.22 +27 19 26.8 ; 90% Conf. ["]= 1.336 XRT/DSS Frame Offset: RA -3.100 , Dec 1.200 , 90% Conf. Error: 0.770 Using 19 X-ray Sources and 22 DSS Sources DSS Refined RA, Dec: 17 39 45.22 +27 19 26.8 ; 90% Conf. ["]= 1.110 Version: 0.1 (Thu Sep 10 10:11:49 UTC 2009) Using 1209 Counts, Exposure [s]= 59317.58 XRT/SDSS Frame Offset: RA -3.000 , Dec 1.400 , 90% Conf. Error: 1.140 Using 17 X-ray Sources and 10 SDSS Sources SDSS Refined RA, Dec: 17 39 45.24 +27 19 27.1 ; 90% Conf. ["]= 1.420 XRT/DSS Frame Offset: RA -3.100 , Dec 1.000 , 90% Conf. Error: 1.180 Using 17 X-ray Sources and 20 DSS Sources DSS Refined RA, Dec: 17 39 45.23 +27 19 26.7 ; 90% Conf. ["]= 1.453 Version: 0.0 (Wed Sep 9 07:17:02 UTC 2009) Using 1206 Counts, Exposure [s]= 57204.84 XRT/SDSS Frame Offset: RA -3.000 , Dec 1.400 , 90% Conf. Error: 1.110 Using 16 X-ray Sources and 8 SDSS Sources SDSS Refined RA, Dec: 17 39 45.25 +27 19 27.1 ; 90% Conf. ["]= 1.386 XRT/DSS Frame Offset: RA -2.800 , Dec 1.600 , 90% Conf. Error: 0.900 Using 16 X-ray Sources and 19 DSS Sources DSS Refined RA, Dec: 17 39 45.27 +27 19 27.3 ; 90% Conf. ["]= 1.224