! Started logfile: 1741-038_X.log on Tue Aug 2 15:27:27 2005 observe 1741-038_X.edt ! Reading UV FITS file: 1741-038_X.edt ! AN table 1: 39 integrations on 171 of 171 possible baselines. ! AN table 2: 38 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0990355 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1741-038 ! ! 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 5216 visibilities. ![@gonzo8-0.1 1741-038_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 682 telescope corrections were flagged in sub-array 1. ! A total of 595 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 682 telescope corrections were flagged in sub-array 1. ! A total of 595 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 682 telescope corrections were flagged in sub-array 1. ! A total of 595 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 682 telescope corrections were flagged in sub-array 1. ! A total of 595 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=2.491289Jy sigma=0.044051 ! Fit after self-cal, rms=2.500959Jy sigma=0.044216 ! 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=0.6479 mas, bmaj=1.996 mas, bpa=-6.359 degrees ! Estimated noise=1054.35 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 = 2.47913 Jy ! Total flux subtracted in 50 components = 2.47913 Jy ! Clean residual min=-0.178436 max=0.709378 Jy/beam ! Clean residual mean=0.000329 rms=0.060692 Jy/beam ! Combined flux in latest and established models = 2.47913 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 2.47913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.146241Jy sigma=0.020829 ! Fit after self-cal, rms=1.146241Jy sigma=0.020829 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.712402 Jy ! Total flux subtracted in 50 components = 0.712402 Jy ! Clean residual min=-0.094882 max=0.313339 Jy/beam ! Clean residual mean=0.000212 rms=0.031137 Jy/beam ! Combined flux in latest and established models = 3.19153 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 13 components and 3.19153 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.618207Jy sigma=0.011283 ! Fit after self-cal, rms=0.617964Jy sigma=0.011280 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.339872 Jy ! Total flux subtracted in 50 components = 0.339872 Jy ! Clean residual min=-0.063051 max=0.160167 Jy/beam ! Clean residual mean=0.000159 rms=0.018789 Jy/beam ! Combined flux in latest and established models = 3.5314 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 24 components and 3.5314 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.401280Jy sigma=0.007203 ! Fit after self-cal, rms=0.401119Jy sigma=0.007201 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.187803 Jy ! Total flux subtracted in 50 components = 0.187803 Jy ! Clean residual min=-0.047263 max=0.096162 Jy/beam ! Clean residual mean=0.000131 rms=0.013157 Jy/beam ! Combined flux in latest and established models = 3.71921 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 35 components and 3.71921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300305Jy sigma=0.005250 ! Fit after self-cal, rms=0.300169Jy sigma=0.005248 ! 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=0.8366 mas, bmaj=2.27 mas, bpa=-6.136 degrees ! Estimated noise=804.305 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 = 0.174209 Jy ! Component: 100 - total flux cleaned = 0.262533 Jy ! Total flux subtracted in 100 components = 0.262533 Jy ! Clean residual min=-0.037925 max=0.051235 Jy/beam ! Clean residual mean=0.000396 rms=0.012372 Jy/beam ! Combined flux in latest and established models = 3.98174 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 42 model components to the UV plane model. ! The established model now contains 71 components and 3.98174 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207198Jy sigma=0.003363 ! Fit after self-cal, rms=0.207040Jy sigma=0.003361 ! 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 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 1.01 LA 1.00 ! MC 1.00* MK 1.00 NL 1.02 NY 1.00* ! ON 1.00* OV 0.99 PT 0.99 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 GC 1.00* HH 1.00* ! HN 1.04 KK 1.03 KP 1.01 LA 0.91 ! MC 1.00* MK 1.00 NL 0.98 NY 1.00* ! ON 1.00* OV 0.99 PT 0.99 SC 1.05 ! TS 1.03 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 1.02 LA 1.01 ! MC 1.00* MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 0.98 PT 1.00 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.93 GC 1.00* HH 1.00* ! HN 1.03 KK 1.03 KP 1.01 LA 0.90 ! MC 1.00* MK 0.99 NL 0.98 NY 1.00* ! ON 1.00* OV 1.00 PT 1.01 SC 1.04 ! TS 1.08 WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 1.00 LA 0.99 ! MC 1.00* MK 1.01 NL 1.00 NY 1.00* ! ON 1.00* OV 0.99 PT 1.01 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 GC 1.00* HH 1.00* ! HN 1.03 KK 1.02 KP 1.00 LA 0.91 ! MC 1.00* MK 1.00 NL 0.99 NY 1.00* ! ON 1.00* OV 1.01 PT 1.00 SC 1.05 ! TS 1.03 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 GC 1.00* HH 1.00* ! HN 1.01 KK 1.00* KP 1.02 LA 1.01 ! MC 1.00* MK 1.02 NL 1.01 NY 1.00* ! ON 1.00* OV 1.00 PT 1.01 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 GC 1.00* HH 1.00* ! HN 1.04 KK 1.04 KP 1.01 LA 0.90 ! MC 1.00* MK 1.00 NL 0.99 NY 1.00* ! ON 1.00* OV 1.01 PT 1.01 SC 1.10 ! TS 1.06 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.207040Jy sigma=0.003361 ! Fit after self-cal, rms=0.124106Jy sigma=0.001787 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8515 mas, bmaj=2.311 mas, bpa=-6.035 degrees ! Estimated noise=804.796 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 = -0.00581581 Jy ! Component: 100 - total flux cleaned = -0.00676867 Jy ! Total flux subtracted in 100 components = -0.00676867 Jy ! Clean residual min=-0.013117 max=0.011313 Jy/beam ! Clean residual mean=0.000021 rms=0.003307 Jy/beam ! Combined flux in latest and established models = 3.97497 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 76 components and 3.97497 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123248Jy sigma=0.001778 ! Fit after self-cal, rms=0.123177Jy sigma=0.001777 ! 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 = 8.13912e-05 Jy ! Component: 100 - total flux cleaned = 0.000269108 Jy ! Total flux subtracted in 100 components = 0.000269108 Jy ! Clean residual min=-0.012762 max=0.011074 Jy/beam ! Clean residual mean=0.000021 rms=0.003285 Jy/beam ! Combined flux in latest and established models = 3.97524 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 79 components and 3.97524 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122832Jy sigma=0.001772 ! Fit after self-cal, rms=0.101153Jy sigma=0.001500 ! Inverting map and beam ! Estimated beam: bmin=0.853 mas, bmaj=2.312 mas, bpa=-6.079 degrees ! Estimated noise=804.928 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 = -0.00676347 Jy ! Component: 100 - total flux cleaned = -0.00731084 Jy ! Total flux subtracted in 100 components = -0.00731084 Jy ! Clean residual min=-0.009880 max=0.006693 Jy/beam ! Clean residual mean=0.000005 rms=0.001674 Jy/beam ! Combined flux in latest and established models = 3.96793 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 84 components and 3.96793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100626Jy sigma=0.001489 ! Fit after self-cal, rms=0.100597Jy sigma=0.001489 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1741-038_X ! Writing UV FITS file: 1741-038_X.uvf ! Writing 84 model components to file: 1741-038_X.mod ! wwins: Wrote 1 windows to 1741-038_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.853 x 2.312 at -6.079 degrees (North through East) ! Clean map min=-0.0079003 max=3.39 Jy/beam ! Writing clean map to FITS file: 1741-038_X.fits ! Writing difmap environment to: 1741-038_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1741-038_X] device 1741-038_Xuv.ps/vps,1,2 ! Attempting to open device: '1741-038_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1741-038_Xim.ps/vps ! Attempting to open device: '1741-038_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=0.853 mas, bmaj=2.312 mas, bpa=-6.079 degrees ! Estimated noise=804.928 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.853 x 2.312 at -6.079 degrees (North through East) ! Clean map min=-0.0079003 max=3.39 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 1741-038_X.log closed on Tue Aug 2 15:27:50 2005