! Started logfile: 1954-388_X.log on Tue Aug 2 16:16:25 2005 observe 1954-388_X.edt ! Reading UV FITS file: 1954-388_X.edt ! AN table 1: 47 integrations on 171 of 171 possible baselines. ! AN table 2: 20 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0327311 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1954-388 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1818 lines of history. ! ! Reading 1500 visibilities. ![@gonzo8-0.1 1954-388_X] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.1 integer clean_niter clean_niter = 50 float clean_gain clean_gain = 0.03 float dynam dynam = 8.0 float win_mult win_mult = 1.8 float solint solint = 3.6/6.0 logical doflt doflt = true logical doamp float new_peak float flux_cutoff mapsize field_size,field_cell ! Map grid = 1024x1024 pixels with 0.100x0.100 milli-arcsec cellsize. select ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 797 telescope corrections were flagged in sub-array 1. ! A total of 371 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 797 telescope corrections were flagged in sub-array 1. ! A total of 368 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 797 telescope corrections were flagged in sub-array 1. ! A total of 371 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 798 telescope corrections were flagged in sub-array 1. ! A total of 371 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.430793Jy sigma=0.006977 ! Fit after self-cal, rms=0.436563Jy sigma=0.007084 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvweight 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6941 mas, bmaj=4.905 mas, bpa=3.993 degrees ! Estimated noise=2837.07 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.833684 Jy ! Total flux subtracted in 50 components = 0.833684 Jy ! Clean residual min=-0.111323 max=0.280114 Jy/beam ! Clean residual mean=-0.000310 rms=0.037386 Jy/beam ! Combined flux in latest and established models = 0.833684 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.833684 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.579377Jy sigma=0.009251 ! Fit after self-cal, rms=0.579368Jy sigma=0.009251 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Uniform Weighting CLEAN ***" ! *** Finished Uniform Weighting CLEAN *** print "****************************************" ! **************************************** uvweight 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.206 mas, bmaj=6.838 mas, bpa=1.421 degrees ! Estimated noise=1547.8 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.448028 Jy ! Component: 100 - total flux cleaned = 0.587262 Jy ! Total flux subtracted in 100 components = 0.587262 Jy ! Clean residual min=-0.022049 max=0.050591 Jy/beam ! Clean residual mean=0.000292 rms=0.010348 Jy/beam ! Combined flux in latest and established models = 1.42095 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 41 model components to the UV plane model. ! The established model now contains 50 components and 1.42095 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.111139Jy sigma=0.001721 ! Fit after self-cal, rms=0.110419Jy sigma=0.001711 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Natural Weighting CLEAN ***" ! *** Finished Natural Weighting CLEAN *** print "****************************************" ! **************************************** gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.99 LA 0.98 ! MC 1.00* MK 1.04 NL 1.00 NY 1.00* ! ON 1.00* OV 0.98 PT 0.95 SC 0.98 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.98 LA 0.99 ! MC 1.00* MK 1.02 NL 1.01 NY 1.00* ! ON 1.00* OV 1.00 PT 0.95 SC 1.01 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.97 LA 1.00 ! MC 1.00* MK 1.05 NL 1.02 NY 1.00* ! ON 1.00* OV 0.99 PT 0.97 SC 1.08 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.96 LA 1.00 ! MC 1.00* MK 1.06 NL 1.03 NY 1.00* ! ON 1.00* OV 1.00 PT 0.96 SC 1.01 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.110419Jy sigma=0.001711 ! Fit after self-cal, rms=0.087764Jy sigma=0.001303 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.412 mas, bmaj=7.203 mas, bpa=-0.7315 degrees ! Estimated noise=1539.54 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00170134 Jy ! Component: 100 - total flux cleaned = -0.000944841 Jy ! Total flux subtracted in 100 components = -0.000944841 Jy ! Clean residual min=-0.016344 max=0.009984 Jy/beam ! Clean residual mean=0.000276 rms=0.003883 Jy/beam ! Combined flux in latest and established models = 1.42 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 59 components and 1.42 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.087441Jy sigma=0.001298 ! Fit after self-cal, rms=0.087391Jy sigma=0.001298 ! Inverting map dynam = dynam - 1.0 doamp = true solint = solint * (6.0/3.6) flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000279933 Jy ! Component: 100 - total flux cleaned = 0.000641253 Jy ! Total flux subtracted in 100 components = 0.000641253 Jy ! Clean residual min=-0.015954 max=0.010029 Jy/beam ! Clean residual mean=0.000274 rms=0.003859 Jy/beam ! Combined flux in latest and established models = 1.42064 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 64 components and 1.42064 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.087204Jy sigma=0.001295 ! Fit after self-cal, rms=0.075708Jy sigma=0.001113 ! Inverting map and beam ! Estimated beam: bmin=1.415 mas, bmaj=7.2 mas, bpa=-0.7019 degrees ! Estimated noise=1541.53 mJy/beam. doamp = false solint = solint / (6.0/3.6) flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129596 Jy ! Component: 100 - total flux cleaned = 0.00130635 Jy ! Total flux subtracted in 100 components = 0.00130635 Jy ! Clean residual min=-0.007254 max=0.006541 Jy/beam ! Clean residual mean=0.000112 rms=0.001828 Jy/beam ! Combined flux in latest and established models = 1.42195 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 71 components and 1.42195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075539Jy sigma=0.001111 ! Fit after self-cal, rms=0.075534Jy sigma=0.001111 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1954-388_X ! Writing UV FITS file: 1954-388_X.uvf ! Writing 71 model components to file: 1954-388_X.mod ! wwins: Wrote 1 windows to 1954-388_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.415 x 7.2 at -0.7019 degrees (North through East) ! Clean map min=-0.0069722 max=1.3083 Jy/beam ! Writing clean map to FITS file: 1954-388_X.fits ! Writing difmap environment to: 1954-388_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1954-388_X] device 1954-388_Xuv.ps/vps,1,2 ! Attempting to open device: '1954-388_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1954-388_Xim.ps/vps ! Attempting to open device: '1954-388_Xim.ps/vps' uvweight 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. loglevs -1,2048,2 ! The new contour levels are: ! -1 1 2 4 8 16 32 64 128 256 512 1024 2048 cmul = imstat(rms)*3 ! Inverting map and beam ! Estimated beam: bmin=1.415 mas, bmaj=7.2 mas, bpa=-0.7019 degrees ! Estimated noise=1541.53 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.415 x 7.2 at -0.7019 degrees (North through East) ! Clean map min=-0.0069722 max=1.3083 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 1954-388_X.log closed on Tue Aug 2 16:16:43 2005