# # Template Checklist and Worksheet for reduction of VSOP Survey data. # (http://halca.vsop.isas.ac.jp/survey/template_checklist.txt) # # Version 0.4 - J. Lovell 6-October-1999 # - added amplitude correction factor entries # Version 0.3 - J. Lovell 14-Apr-1999 # # NOTE: Copy this file to your data reduction outputs directory (e.g # /something/vs05a_jones) and name it "checklist.txt" # # Comments are given on lines beginning with a # and questions are # enclosed in {}'s. # Please enter responses after the colons. # Multiple-line responses are OK. # Yes/No questions may be answered with "yes", "no", "Y", "N", "y" or "n" # An example of a completed Checklist is given in # http://halca.vsop.isas.ac.jp/survey/checklist_eg.txt # # #--------------------------------------------------------------------------- # Section 1 : General Information #--------------------------------------------------------------------------- {Experiment code} : vs04w {Your family name} : Mosoni {Your given name} : Laszlo {The date you prepared this document (format is day-month-year, e.g 23-04-1999)} : 06-11-2000 {The name of the survey source that was observed} : J2000-1748 {The name of the calibration source(s) observed} : {The year the experiment took place (e.g. 1998)} : 1998 {The starting day number of the experiment} : 176 {List the GRTs that observed} : Hobart, Shanghai {List the tracking stations that took part} : TZ, NZ {Which correlator was used to correlate the data? (Mitaka/Penticton/Socorro)} : Penticton {AIPS Version used (e.g 15OCT98)} : 15APR99 {Difmap Version used (e.g 2.3c)} : 2.3c {Was vsop_difmap used? (yes/no)} : n {Abstract. Write a brief summary of the data reduction and its outcomes} : Two ground stations, compact core, circular Gaussian model fitted. #--------------------------------------------------------------------------- # Section 2 : Pre-AIPS Checklist #--------------------------------------------------------------------------- {PI letter retrieved (yes/no)} : y {Data quality reports and plots retrieved? (yes/no)} : y {Pre-launch 5GHz survey data retrieved? (yes/no)} : y {Light-curve data retrieved? (yes/no)} : y # Input files for INDXR, ANTAB and UVFLG {Has a INDXR input file (INDXR.TXT) been created? (yes/no)} : y {Has a ANTAB input file (ANTAB.TXT) been created? (yes/no)} : y {Has a UVFLG input file (UVFLG.TXT) been created? (yes/no)} : n {Any comments on Pre-AIPS file preparation?} : Measured Tsys for Seshan, nominal values for HALCA and Hobart. #--------------------------------------------------------------------------- # Section 3 : AIPS Output File Checklist # # Names of expected output file names are contained in square brackets. #--------------------------------------------------------------------------- {PRTAN [PRTAN.LIS] (yes/no)} : y {LISTR (optyp = 'SCAN') [LISTR.LIS] (yes/no)} : y {DTSUM (aparm = 0) [DTSUM_0.LIS] (yes/no)} : y {DTSUM (aparm = 1) [DTSUM_1.LIS] (yes/no)} : y {UVPLT (u vs v) [UVPLT_UV.PS] (yes/no)} : y {UVPLT ((u,v) distance vs time) [UVPLT_UVD.PS] (yes/no)} : y {UVPLT ((u,v) position angle vs time). [UVPLT_UVPA.PS] (yes/no)} : y {VPLOT antenna weights vs time (after adjustment) [WEIGHTS.PS] (yes/no)} : n {ACCOR SNPLT (amplitude), IF 1 [SN_ACCOR_1.PS] (yes/no)} : n {IF 2 [SN_ACCOR_2.PS] (yes/no)} : n {APCAL SNPLT (amplitude), IF 1 [SN_APCAL_1.PS] (yes/no)} : y {IF 2 [SN_APCAL_2.PS] (yes/no)} : y # FRING SNPLT (delay, rate, SNR), as many as necessary to document the # clear discovery of fringes at all antennas, numbered with "nn" for # both IFs. Do NOT include the final SN table as it is plotted later. # # Format is SN_FRINGnn_DEL_i.PS, SN_FRINGnn_RAT_i.PS, # SN_FRINGnn_SNR_i.PS for delay, rate and SNR plots respectively, # where "i" is the IF number (1 or 2). {Number of times preliminary FRING solutions were plotted (i.e maximum value of nn)} : {Post-FRING CALIB SNPLT, Phase: IF 1 [SN_CALIB_PHA_1] (yes/no)} : y {IF 2 [SN_CALIB_PHA_2] (yes/no)} : y {Delay: IF 1 [SN_CALIB_DEL_1] (yes/no)} : y {IF 2 [SN_CALIB_DEL_2] (yes/no)} : y {Rate: IF 1 [SN_CALIB_RAT_1] (yes/no)} : y {IF 2 [SN_CALIB_RAT_2] (yes/no)} : y {SNR: IF 1 [SN_CALIB_SNR_1] (yes/no)} : y {IF 2 [SN_CALIB_SNR_2] (yes/no)} : y {Post-calibration VPLOT (amp and phase, with channel averaging) IF 1 [VPLOT_AP_1.PS] (yes/no)} : n {IF 2 [VPLOT_AP_1.PS] (yes/no)} : n {Post-calibration POSSM (amplitude and phase, at least one 5 to 10 min integration spectrum per tracking pass, indexed with nn = 01, 02, 03, ...), IF 1 [POSSMnn_AP_1.PS] (yes/no)} : y {IF 2 [POSSMnn_AP_2.PS] (yes/no)} : y {Output TASAV FITS file (containing all 'multisource' cal tables) [VSxxx__TASAV.FITS] (yes/no)} : y {Calibrated and spectrally averaged FITS data files (one for each source), [__AIPS.FITS] (yes/no)} : y #--------------------------------------------------------------------------- # Section 4 : Supplementary files # # Were any files created, other than those listed, to document the data # reduction? If so, please list them below using as many (File, Description) # groups as required. #--------------------------------------------------------------------------- #--------------------------------------------------------- {File} : {Description} : #--------------------------------------------------------- #--------------------------------------------------------------------------- # Section 5 : AIPS data-reduction notes # # The format is as follows: # # Task : the name of the task that is run or other operation performed # ADVERBs : a list of the relevant non-default adverbs # Input CL : the input calibration table used (if any) in running the task # Input SN : the SN table that was used (if any) # Output SN : the SN table produced (if any) # Output CL : the CL table produced or modified (if any) # Comments: any comments on the results of the operation # # Use as many of the (Task, ADVERBs, Comments, Input CL, Input SN, # Output SN, Output CL) groups as required. #--------------------------------------------------------------------------- #--------------------------------------------------------- {Task} : FITLD {ADVERBs} : {Input CL} : {Input SN} : {Output SN} : {Output CL} : {Comments} : #--------------------------------------------------------- #--------------------------------------------------------- {Task} : MSORT {ADVERBs} : {Input CL} : {Input SN} : {Output SN} : {Output CL} : {Comments} : uv file received was already sorted in TB order #--------------------------------------------------------- #--------------------------------------------------------- {Task} : FIXWT {ADVERBs} : bif = 1 bchan = 100 xinc = 10 detime = -1 {Input CL} : {Input SN} : {Output SN} : {Output CL} : {Comments} : #--------------------------------------------------------- #--------------------------------------------------------- {Task} : INDXR {ADVERBs} : cparm = 0, 0, 0.5, 0 {Input CL} : {Input SN} : {Output SN} : {Output CL} : 1 {Comments} : Input scan break taken from PI letter #--------------------------------------------------------- #--------------------------------------------------------- {Task} : TABED {ADVERBs} : inext = 'an' inver = 1 outver = 1 optyp = 'repl' aparm = 5, 0, 0, 6, 0 bcount = 1 ecount = 1 keyvalue = 0 {Input CL} : {Input SN} : {Output SN} : {Output CL} : {Comments} : fix incorrect antenna type (MNTSTA: altaz ->0) in column 5, row 1 of AN table for HOBART #--------------------------------------------------------- #--------------------------------------------------------- {Task} : TABED {ADVERBs} : same as above, except: bcount = 2 ecount = 2 keyvalue = 2, 0 (?) {Input CL} : {Input SN} : {Output SN} : {Output CL} : {Comments} : fix incorrect antenna type (MNTSTA: orbiter->2) in column 5, row 2 of AN table for VSOP_SC #--------------------------------------------------------- #--------------------------------------------------------- {Task} : ANTAB {ADVERBs} : {Input CL} : {Input SN} : {Output SN} : {Output CL} : {Comments} : gain curve informatin from VSOP calibration web page. Nominal Tsys used for Hobart and HALCA. Slight difference between HALCA IF1 and IF2 (96 & 102 K) based on earlier experience. #--------------------------------------------------------- #--------------------------------------------------------- {Task} : APCAL {ADVERBs} : {Input CL} : {Input SN} : {Output SN} : 1 {Output CL} : {Comments} : #--------------------------------------------------------- #--------------------------------------------------------- {Task} : CLCAL {ADVERBs} : opcode = 'cali' interpol = '2pt' REFANT = 0 {Input CL} : 1 {Input SN} : 1 {Output SN} : {Output CL} : 2 {Comments} : Amplitude calibration solutions applied #--------------------------------------------------------- #--------------------------------------------------------- {Task} : TACOP {ADVERBs} : {Input CL} : 2 {Input SN} : {Output SN} : {Output CL} : 3 {Comments} : #--------------------------------------------------------- #--------------------------------------------------------- {Task} : CLCOR {ADVERBs} : opcode = 'SBDL' antenn = 1,0 gainver = 3 clcorprm = -2400, -2400 {Input CL} : {Input SN} : {Output SN} : {Output CL} : {Comments} : Delays from DQA1 plots for Hobart #--------------------------------------------------------- #--------------------------------------------------------- {Task} : FRING {ADVERBs} : docalib = 1 gainuse = 3 flagver = 1 refant = 1 solint = 5 aparm = 2, 0, 0, 0, 2, 1, 3, 0, 1, 0 dparm = 3, 400, 100, 0 {Input CL} : 3 {Input SN} : {Output SN} : 2 {Output CL} : {Comments} : Delay and rate search windows 400 ns and 100 mHz, SNR treshhold 3. 556 good solutions. #--------------------------------------------------------- #--------------------------------------------------------- {Task} : TACOP {ADVERBs} : {Input CL} : {Input SN} : 2 {Output SN} : 3 {Output CL} : {Comments} : For clipping in SNSMO #--------------------------------------------------------- #--------------------------------------------------------- {Task} : SNSMO {ADVERBs} : timer = 0 13 0 0 0 16 0 0 interpol = 'MWF' doblank = 1 smotype = 'DELA' cparm(5) = 30 cparm(10) = 35 {Input CL} : {Input SN} : 3 {Output SN} : 4 {Output CL} : {Comments} : Data editing for HALCA #--------------------------------------------------------- #--------------------------------------------------------- {Task} : SNSMO {ADVERBs} : same as above, except: bparm(5) = 0.2 {Input CL} : {Input SN} : 4 {Output SN} : 5 {Output CL} : {Comments} : Interpolation #--------------------------------------------------------- #--------------------------------------------------------- {Task} : CLCAL {ADVERBs} : opcode = 'cali' interpol = 'ambg' {Input CL} : 3 {Input SN} : 5 {Output SN} : {Output CL} : 4 {Comments} : Fringe-fit solution applied. #--------------------------------------------------------- #--------------------------------------------------------- {Task} : TACOP {ADVERBs} : {Input CL} : 4 {Input SN} : {Output SN} : {Output CL} : 5 {Comments} : #--------------------------------------------------------- #--------------------------------------------------------- {Task} : TACOP {ADVERBs} : {Input CL} : 5 {Input SN} : {Output SN} : {Output CL} : 6 {Comments} : (mistake) #--------------------------------------------------------- #--------------------------------------------------------- {Task} : CLCOR {ADVERBs} : opcode = 'gain' antenna = 0 clcorprm = 0.906, 0 {Input CL} : 6 {Input SN} : {Output SN} : {Output CL} : 6 {Comments} : Gain correction for Penticton data correlated before 14 Feb 1999, (14 Aug 1998). #--------------------------------------------------------- #--------------------------------------------------------- {Task} : TACOP {ADVERBs} : {Input CL} : 6 {Input SN} : {Output SN} : {Output CL} : 7 {Comments} : Prepare a copy before amplitude scaling. #--------------------------------------------------------- #--------------------------------------------------------- {Task} : CLCOR {ADVERBs} : opcode = 'gain' antenna = 1, 0 clcorprm = 0.625, 0 {Input CL} : 7 {Input SN} : {Output SN} : {Output CL} : 7 {Comments} : Hobart gain correction after investigating data in Difmap. #--------------------------------------------------------- #--------------------------------------------------------- {Task} : CLCOR {ADVERBs} : opcode = 'gain' antenna = 3, 0 clcorprm = 1.6, 0 {Input CL} : 7 {Input SN} : {Output SN} : {Output CL} : 7 {Comments} : Seshan gain correction after investigating data in Difmap. #--------------------------------------------------------- #--------------------------------------------------------- {Task} : SPLIT {ADVERBs} : aparm = 2, 0.7246, 0, 1, 0 bchan = 20 {Input CL} : 7 {Input SN} : {Output SN} : {Output CL} : {Comments} : Create single-source file, IFs not averaged, aparm(2) from DTSUM #--------------------------------------------------------- #--------------------------------------------------------- {Task} : FITTP {ADVERBs} : {Input CL} : {Input SN} : {Output SN} : {Output CL} : {Comments} : Data written out for analysis in Difmap. #--------------------------------------------------------- #--------------------------------------------------------------------------- # Section 6 : Antenna-based amplitude corrections #--------------------------------------------------------------------------- # Corrections applied with CLCOR in AIPS to correct for antenna-based amplitude # errors. # Separate antenna names and correction factors by commas or spaces. # e.g # # {Antenna name list} : HALCA, HO, HH, MP, KA # {Amplitude correction factors} : 1.0, 1.6, 1.3, 1.0, 1.0 # {Antenna name list} : HALCA, HO, SH {Amplitude correction factors} : 1.0 0.625 1.6 #--------------------------------------------------------------------------- # Section 7 : Difmap data reduction notes #--------------------------------------------------------------------------- {Phase Selfcal applied? (yes/no)} : y {Global Amplitude Selfcal applied? (yes/no)} : n {Amplitude Selfcal applied on non-global timescales? (yes/no)} : n {Modelfit made and saved using the vs_final_mod macro? (yes/no)} : y {Image made and saved using the vs_final_img macro? (yes/no)} : y {Comments on Difmap processing} : Amplitude scaling was based on pre-launch survey and uv-crossing points. Clean component model was obtained after a few iterations of clean/phase-only selfcal. Single circular Gaussian component fits the uv data perfectly. # If GSCAL was used, report amplitude correction factors here. If GSCAL # was used more than once, report the CUMULATIVE factor here (e.g if gscal # reported a gain factor of 1.11 for HALCA the first time and 0.95 the # second time, the overall gain correction is 1.11 * 0.95 = 1.05. # Separate antenna names and correction factors by commas or spaces. # e.g # # {Antenna name list} : HALCA, HO, HH, MP, KA # {Amplitude correction factors} : 1.0, 1.6, 1.3, 1.0, 1.0 # {Antenna name list} : {Amplitude correction factors} : #--------------------------------------------------------------------------- # Do not delete or alter anything past this line {VSOP Survey Checklist and Worksheet version} : 0.4 #---------------------------------------------------------------------------