Mel's home page

MOST RECENT

  • Antenna Gain, Pointing, Primary Beam and Bandpass Calibration. ATA memo 83, June 2009. compressed ps file.
  • Antenna Gain, Pointing, Primary Beam and Bandpass Calibration. ATA memo 83, June 2009. pdf file.
  • Aperture Efficiency, Pointing and Primary Beam Calibration. CARMA memo 52, June 2009. compressed ps file.
  • Extended ATA telescope with outrigger stations ATA memo 84, 2009. compressed ps file.
  • Extended ATA telescope with outrigger stations ATA memo 84, 2009. pdf file.
  • CARMA Summer School 2007. CARMA memo 44, 2008. pdf file.
  • Deconvolving Primary Beam Patterns from Mosaic and Polarization Images. CARMA memo 43, 2008. pdf file.
  • Image Fidelity as a Function of Source Size and Calibration Errors. January 2007. gzipped PostScript file.
  • Image Fidelity as a Function of Source Size and Calibration Errors. January 2007. pdf file.
  • SKA Surveys, Calibration and Imaging Paris 2006. postscript file.
  • SKA Surveys, Calibration and Imaging Paris 2006. pdf file.
  • SKA Survey Optimization SKA memo 81. postscript file.
  • SKA Survey Optimization SKA memo 81. pdf file.
  • Real Time Imaging - URSI talk URSI, Boulder 2006 pdf file.
  • Real Time Imaging SKA memo 60. postscript file.
  • Real Time Imaging SKA memo 60. pdf file.
  • CARMA memo 27 Imaging Simulations with CARMA-23
  • CARMA memo 38 Image Fidelity as a Function of Source Size and Calibration Errors.
  • CARMA memo 25 SZA location at CARMA site
  • CARMA memo 24 Antenna Configuration Evaluation
  • SKA memo 46 SKA Imaging. abstract - plain text.
  • SKA memo 46 SKA Imaging. postscript file.
  • SKA memo 46 SKA Imaging. pdf file.
  • ATA memo 59 Comparison of imaging performance ATA-32 and the full ATA array with the VLA.
  • BIMA memo 98 J-Miriad: Java Wrappers for MIRIAD Methods
  • CARMA memo 14 CARMA Spectral Line Correlator Requirements
  • ALMA memo 465 Case for interoperability as an ALMA off-line model
  • ALMA memo 464 Comparison of the evaluations of the AIPS++ GILDAS and MIRIAD packages for ALMA off-line data processing
  • BIMA memo 96 Evaluation of the GILDAS Package for ALMA Off-line Data Processing
  • BIMA memo 95 Evaluation of the MIRIAD Package for ALMA Off-line Data Processing
  • ATA memo 52; BIMA memo 92 Allen Telescope Array Imaging.
  • CARMA memo 5 Compact Configuration Evaluation for CARMA
  • NGC7538S: A massive protostar ? Press Release

    FIRST IMAGES WITH NEW TELESCOPES

  • M33 HI (Cambridge 1970) M33 HI (Cambridge 1970)
  • Sgr A Circum Nuclear HCN Sgr A Circum Nuclear Disk (Hat Creek 1987)

    CYGNUS A - 230 GHz Images and Spectra of Hot Spots

  • Hot Spots A&B Hot Spots A&B at 230, 15 and 5 GHz. Hat Creek 2002
  • Hot Spots D&E Hot Spots D&E at 230, 15 and 5 GHz. Hat Creek 2002

    Images of circumnuclear disk, supernovae and molecular clouds in the Galactic Center.

  • HCN(1-0) [contours] and HCO+ Hat Creek 2000
  • H42-HCN-OH-NH3 H42 alpha c/f HCN, NH3 and OH masers.
  • 20cm-HCN-OH-NH3 SgrA East interacting with molecular gas.
  • 6cm-HCN-OH-NH3 SgrA East interacting with molecular gas.
  • dust-HCN-NH3 Dust and two molecular tracers, HCN and NH3 of dense gas.
  • NH3-HCN-OH-6cm Comparison of NH3 and HCN in same velocity range.

    MIRIAD

  • Introduction to MIRIAD Introduction to MIRIAD
  • BIMA's Miriad Home Page
  • ATNF version of the Miriad User's Guide
  • A retrospective view of MIRIAD Sault, R.J., Teuben, P.J., \& Wright,M.C.H., 1995, in Astronomical Data Analysis Software and Systems IV, ed. R. Shaw, H.E. Payne, \& J.J.E.Hayes, ASP Conf. Ser., 77, 433
  • Miriad Audit ALMA Offline Data Processing Audit of the MIRIAD Package
  • MIRIAD Timings for 250x250x100 channel Imaging Simulated ALMA data with 60 antennas in configuration 12
  • MIRIAD Timings for 1573x1573x10 channel Imaging Simulated ALMA data with 60 antennas in configuration 29

    MISC

  • Kyesa in the garden at Euclid. Kyesa in the garden at Euclid April 2001, 5.5 yrs old.
  • Fuel Energy Conversion Factors. Fuel Energy Conversion Factors.

    SKA

  • A model for the SKA This memo reviews the strawman design for the SKA telescope. We explore an alternative model where individual antennas are correlated to image the full field of view when needed.
  • Deconvolving Primary Beam Patterns from SKA Images. SKA memo 103, Aug 2008. pdf file.

    ALMA VLBI

  • MM-VLBI ARRAYS memo FUTURE MM-VLBI ARRAYS, 18-Apr-97
  • ALMA memo (TeX) MM-VLBI with ALMA, 15jun01
  • ALMA memo 382 (postscript) MM-VLBI with ALMA, 15jun01
  • ALMA memo fig 1 uv-tracks for 3C273
  • ALMA memo fig 2 uv-tracks for SGRA*

    ALLEN TELESCOPE ARRAY: RECENT IMAGES

  • M31 continuum emission at 1.4 GHz HII regions and background continuum sources.
  • M31 HI emission at 1.4 GHz integrated HI emission.
  • M31 HI velocity HI velocity.
  • M33 continuum emission at 1.4 GHz HII regions and background continuum sources.
  • M33 HI emission at 1.4 GHz integrated HI emission.
  • M33 HI velocity HI velocity.

    ALLEN TELESCOPE ARRAY: SIMULATED IMAGES

  • CASA at x-band with the ATA Model Image of CASA at 11.2 GHz in 1 minute and 100 MHz. Peak 3.19 Jy/beam, Total Flux 729 Jy.
  • CASA convolved to ATA x-band resolution VLA image of CASA convolved to ATA resolution at 11.2 GHz. Peak 3.20 Jy/beam, Total Flux 732 Jy.
  • CASA ATA - VLA residual at x-band Difference between ATA & VLA images at 11.2 GHz. Max,Min,Rms = 2.5, -3.2, 0.35 mJy
  • CASA 1.5 x real size with the ATA Model Image of CASA scaled up 1.5 x real size. Peak 1.62 Jy/beam, Total Flux 718 Jy
  • CASA 1.5 x real size with the VLA Model Image of CASA scaled up 1.5 x real size. Peak 1.63 Jy/beam, Total Flux 732 Jy
  • CASA 1.5 x residual Shows bowl from missing short spacings. MFS over 400 MHz. Max,Min,Rms = 7.8, -4.1, 1.2 mJy/beam.
  • CASA 2 x real size with the ATA Model Image of CASA scaled up 2 x real size. Peak 0.99 Jy/beam, Total Flux 679 Jy
  • CASA 2 x real size with the VLA Model Image of CASA scaled up 2 x real size. Peak 1.01 Jy/beam, Total Flux 732 Jy
  • CASA 2 x residual Shows bowl from missing short spacings. MFS over 400 MHz. Max,Min,Rms = 25, -14, 4.2 mJy/beam.
  • CASA 2.5 x real size with the ATA Model Image of CASA scaled up 2.5 x real size. Peak 0.66 Jy/beam, Total Flux 561 Jy.
  • CASA 2.5 x real size with the VLA Model Image of CASA scaled up 2.5 x real size. Peak 0.69 Jy/beam, Total Flux 732 Jy.
  • CASA 2.5 x residual Shows bowl from missing short spacings. MFS over 400 MHz. Max,Min,Rms = 96, -60, 14 mJy/beam.
  • CASA 20 x real size with the ATA Mosaic Image of CASA scaled up 20 x real size.
  • CASA 40 x pointing 1 CASA Image illuminated by ATA Primary beam at 1.4 GHz
  • CASA 40 x pointing 7 CASA Image illuminated by ATA Primary beam at 1.4 GHz
  • CASA 40 x real size at declination 30 with the ATA Mosaic MFS Image of CASA scaled up 40 x real size. Peak 0.187 Jy/beam, Total Flux 486 Jy
  • CASA 40 x real size at declination 30 with the VLA Mosaic Image of CASA scaled up 40 x real size. Peak 0.201 Jy/beam, Total Flux 732 Jy
  • CASA 40 x residual at declination 30 ATA - VLA Residual Image of CASA. Max,Min,Rms = 61, -23, 4.8 mJy
  • ATA point source response at declination 30 Point source response with Natural weighting
  • Point source response with 30deg_phase_noise Point source response with 30deg_phase_noise
  • uvplot with 30deg_phase_noise uv-plot with 30deg_phase_noise
  • Point source response after selfcal with 30deg_phase_noise Point source response after selfcal with 30deg_phase_noise
  • NVSS model Point sources convolved with clean response; Max=1.12 Jy/beam; Total Flux = 30.66 Jy

    publications

  • publications

    BIMA MEMO's

  • memo 44 A RECIPE FOR PHASE PREDICTION FROM TOTAL POWER MEASUREMENTS
  • memo 45 BIMA ARRAY RESPONSE TO EXTENDED STRUCTURE, Apr 1996
  • memo 53 DYNAMIC SCHEDULING FOR THE BIMA ARRAY, Feb 1997
  • memo 55 FUTURE MM-VLBI ARRAYS, M.C.H. Wright & G.C.Bower, 18-Apr-97
  • memo 58 DYNAMIC SCHEDULING: Selection criteria and evaluation, M.C.H. Wright & R.L. Akeson, 19-Jun-97
  • memo 59 IMAGING WITH HETEROGENEOUS ARRAYS, Aug 1997
  • memo 60 DYNAMIC SCHEDULING: Implementation at Hat Creek, Aug 1997
  • memo 66 COMMENTS ON ARRAY CONFIGURATIONS, May 1998
  • memo 69 NEW ARRAY CONFIGURATIONS FOR HAT CREEK, Aug 1998
  • memo 73 IMAGE FIDELITY, May 1999
  • memo 73 IMAGE FIDELITY, May 1999 - compressed version.
  • memo 75 Astronomical Imaging with the One Hectare Telescope, Dec 1998
  • memo 78 Atmospheric Phase Correction using Water Vapor Radiometers. January 2000
  • BIMA memo 84 CARMA Sensitivity and Correlator Requirements
  • BIMA memo 85 CARMA Calibration Requirements
  • BIMA memo 91 Compact Configuration Evaluation for CARMA
  • ATA memo 52; BIMA memo 92 Allen Telescope Array Imaging.
  • BIMA memo 93 Characterizing BIMA proposals 2000-2003
  • BIMA memo 95 Evaluation of the MIRIAD Package for ALMA Off-line Data Processing

    ALMA MEMO's

  • ALMA memo 272 IMAGE FIDELITY: IMPLICATIONS FOR ALMA, August 1999
  • ALMA memo 282 DYNAMIC SCHEDULING. December 1999.
  • ALMA memo 289 Atmospheric Noise in Single Dish Observations. Feb 2000
  • ALMA memo 358 OBSERVING OBJECT. March 2001.
  • ALMA memo 427 Antenna Position Calibration. May 2002
  • ALMA memo 428 Compact Configuration Evaluation. June 2002
  • ALMA memo 430 Compact Configuration Evaluation - Mosaicing. July 2002
  • ALMA memo 450 Heterogeneous Imaging with the ALMA Compact Array. March 2003
  • ALMA memo 463 ALMA Offline Data Processing Audit of the MIRIAD Package
  • ALMA memo 464 Comparison of the audits of the AIPS++ GILDAS and MIRIAD packages for ALMA off-line data processing
  • ALMA memo 465 Case for interoperability as an ALMA off-line model

    recent papers

  • 230 GHz cygnus paper Images of the hot spots in Cygnus A at 230 GHz
  • 87 GHz cygnus paper Images of the hot spots in Cygnus A at 87 GHz
  • atmos paper ATMOSPHERIC PHASE NOISE AND APERTURE SYNTHESIS IMAGING AT MILLIMETER WAVELENGTHS
  • atmos abstract ATMOSPHERIC PHASE NOISE AND APERTURE SYNTHESIS IMAGING AT MILLIMETER WAVELENGTHS
  • orion paper A Multi-line aperture synthesis study of Orion-KL
  • orion abstract A Multi-line aperture synthesis study of Orion-KL

    CYGNUS A - 87 GHz Polarization Images

  • Hot Spots AB - lsb Polarization Image for lower sideband
  • Hot Spots DE - lsb Polarization Image for lower sideband
  • Hot Spots AB - usb Polarization Image for upper sideband
  • Hot Spots DE - usb Polarization Image for upper sideband

    Hale_Bopp

  • postscript file Mosaiced Images and Spectra of HCN and HCO+ Emission from Comet Hale_Bopp (1995 O1), submitted to AJ 25jun98

    Cas A

  • postscript file The Supernova Remnant Cas A at Millimeter Wavelengths, submitted to ApJ, 6 August 1998

    CND

  • postscript file The molecular environment of the Galactic Center

    Programming

  • C-Fortran Interface Email: mwright@astro.berkeley.edu