! Started logfile: 1734+363_S.log on Tue Aug 16 18:30:08 2005 observe 1734+363_S.edt ! Reading UV FITS file: 1734+363_S.edt ! AN table 1: 46 integrations on 171 of 171 possible baselines. ! AN table 2: 61 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.130623 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1734+363 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1565 lines of history. ! ! Reading 9560 visibilities. ![@gonzo7-0.4 1734+363_S] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.4 integer clean_niter clean_niter = 50 float clean_gain clean_gain = 0.03 float dynam dynam = 7.0 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 0.400x0.400 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 674 telescope corrections were flagged in sub-array 1. ! A total of 1092 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 672 telescope corrections were flagged in sub-array 1. ! A total of 886 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 689 telescope corrections were flagged in sub-array 1. ! A total of 898 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 671 telescope corrections were flagged in sub-array 1. ! A total of 901 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.715943Jy sigma=0.012559 ! Fit after self-cal, rms=0.715218Jy sigma=0.012746 ! 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=2.816 mas, bmaj=4.406 mas, bpa=-7.104 degrees ! Estimated noise=1298.9 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 = 0.20698 Jy ! Total flux subtracted in 50 components = 0.20698 Jy ! Clean residual min=-0.015502 max=0.058312 Jy/beam ! Clean residual mean=0.000123 rms=0.004495 Jy/beam ! Combined flux in latest and established models = 0.20698 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.20698 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114097Jy sigma=0.002008 ! Fit after self-cal, rms=0.114082Jy sigma=0.002008 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0569408 Jy ! Total flux subtracted in 50 components = 0.0569408 Jy ! Clean residual min=-0.009079 max=0.024472 Jy/beam ! Clean residual mean=0.000065 rms=0.002472 Jy/beam ! Combined flux in latest and established models = 0.263921 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 6 components and 0.263921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081059Jy sigma=0.001412 ! Fit after self-cal, rms=0.081028Jy sigma=0.001412 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0263957 Jy ! Total flux subtracted in 50 components = 0.0263957 Jy ! Clean residual min=-0.006931 max=0.011830 Jy/beam ! Clean residual mean=0.000038 rms=0.001767 Jy/beam ! Combined flux in latest and established models = 0.290317 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 4 model components to the UV plane model. ! The established model now contains 8 components and 0.290317 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071754Jy sigma=0.001244 ! Fit after self-cal, rms=0.071734Jy sigma=0.001243 ! 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=3.929 mas, bmaj=5.862 mas, bpa=4.718 degrees ! Estimated noise=600.795 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 = 0.0178383 Jy ! Component: 100 - total flux cleaned = 0.0254793 Jy ! Total flux subtracted in 100 components = 0.0254793 Jy ! Clean residual min=-0.004854 max=0.010568 Jy/beam ! Clean residual mean=0.000040 rms=0.001494 Jy/beam ! Combined flux in latest and established models = 0.315796 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 25 components and 0.315796 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067926Jy sigma=0.001174 ! Fit after self-cal, rms=0.067899Jy sigma=0.001174 ! Inverting map ! Added new window around map position (7.2, 3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00916754 Jy ! Component: 100 - total flux cleaned = 0.0130844 Jy ! Total flux subtracted in 100 components = 0.0130844 Jy ! Clean residual min=-0.005046 max=0.005466 Jy/beam ! Clean residual mean=0.000031 rms=0.001243 Jy/beam ! Combined flux in latest and established models = 0.32888 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 50 components and 0.32888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066834Jy sigma=0.001155 ! Fit after self-cal, rms=0.066691Jy sigma=0.001152 ! 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 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 GC 1.00* HH 1.00* ! HN 1.07 KK 1.00* KP 0.97 LA 1.00 ! MC 1.00* MK 0.97 NL 0.99 NY 1.00* ! ON 1.00* OV 0.97 PT 0.99 SC 0.99 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 0.97 HH 1.00* ! HN 1.00* KK 0.91 KP 0.90 LA 1.00* ! MC 1.00* MK 1.03 NL 1.00* NY 1.00* ! ON 1.00* OV 1.03 PT 1.00* SC 1.00* ! TS 1.04 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 15 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 0.99 KK 1.00* KP 1.02 LA 1.00 ! MC 1.00* MK 1.02 NL 1.01 NY 1.00* ! ON 1.00* OV 0.96 PT 0.98 SC 1.03 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.05 GC 0.98 HH 1.00* ! HN 1.04 KK 0.94 KP 0.93 LA 0.97 ! MC 1.00* MK 1.04 NL 1.01 NY 1.00* ! ON 1.00* OV 0.93 PT 0.92 SC 0.95 ! TS 1.08 WF 0.91 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 GC 1.00* HH 1.00* ! HN 0.96 KK 1.00* KP 1.03 LA 1.33 ! MC 1.00* MK 1.01 NL 1.04 NY 1.00* ! ON 1.00* OV 0.99 PT 1.00 SC 1.04 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.03 GC 0.88 HH 1.00* ! HN 1.05 KK 0.98 KP 1.01 LA 1.01 ! MC 1.00* MK 0.98 NL 1.07 NY 1.00* ! ON 1.00* OV 1.03 PT 0.99 SC 0.95 ! TS 1.15 WF 0.79 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.96 GC 1.00* HH 1.00* ! HN 0.95 KK 1.00* KP 1.07 LA 0.99 ! MC 1.00* MK 0.97 NL 1.02 NY 1.00* ! ON 1.00* OV 0.85 PT 1.01 SC 1.09 ! 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 1.05 FD 0.90 GC 1.06 HH 1.00* ! HN 1.05 KK 1.03 KP 1.05 LA 1.04 ! MC 1.00* MK 0.96 NL 1.06 NY 1.00* ! ON 1.00* OV 0.95 PT 0.94 SC 1.02 ! TS 0.93 WF 1.03 WZ 1.00* ! ! ! Fit before self-cal, rms=0.066691Jy sigma=0.001152 ! Fit after self-cal, rms=0.063021Jy sigma=0.001089 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.926 mas, bmaj=5.934 mas, bpa=3.871 degrees ! Estimated noise=603.442 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 = 0.00301051 Jy ! Component: 100 - total flux cleaned = 0.00474197 Jy ! Total flux subtracted in 100 components = 0.00474197 Jy ! Clean residual min=-0.002876 max=0.003591 Jy/beam ! Clean residual mean=0.000027 rms=0.000742 Jy/beam ! Combined flux in latest and established models = 0.333622 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 65 components and 0.333622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062886Jy sigma=0.001087 ! Fit after self-cal, rms=0.062876Jy sigma=0.001086 ! 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 = 0.00147335 Jy ! Component: 100 - total flux cleaned = 0.00172323 Jy ! Total flux subtracted in 100 components = 0.00172323 Jy ! Clean residual min=-0.002813 max=0.003457 Jy/beam ! Clean residual mean=0.000027 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 0.335345 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 78 components and 0.335345 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062839Jy sigma=0.001086 ! Fit after self-cal, rms=0.061679Jy sigma=0.001065 ! Inverting map and beam ! Estimated beam: bmin=3.918 mas, bmaj=5.915 mas, bpa=3.504 degrees ! Estimated noise=603.983 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 = 0.00132956 Jy ! Component: 100 - total flux cleaned = 0.00168571 Jy ! Total flux subtracted in 100 components = 0.00168571 Jy ! Clean residual min=-0.002629 max=0.003065 Jy/beam ! Clean residual mean=0.000015 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 0.337031 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 91 components and 0.337031 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061652Jy sigma=0.001065 ! Fit after self-cal, rms=0.061650Jy sigma=0.001065 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1734+363_S ! Writing UV FITS file: 1734+363_S.uvf ! Writing 91 model components to file: 1734+363_S.mod ! wwins: Wrote 2 windows to 1734+363_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.918 x 5.915 at 3.504 degrees (North through East) ! Clean map min=-0.0026251 max=0.28113 Jy/beam ! Writing clean map to FITS file: 1734+363_S.fits ! Writing difmap environment to: 1734+363_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1734+363_S] device 1734+363_Suv.ps/vps,1,2 ! Attempting to open device: '1734+363_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1734+363_Sim.ps/vps ! Attempting to open device: '1734+363_Sim.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=3.918 mas, bmaj=5.915 mas, bpa=3.504 degrees ! Estimated noise=603.983 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.918 x 5.915 at 3.504 degrees (North through East) ! Clean map min=-0.0026251 max=0.28113 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1734+363_S.log closed on Tue Aug 16 18:30:36 2005