! Started logfile: 1239+376_S.log on Thu Apr 26 16:55:46 2007 observe 1239+376_S.edt ! Reading UV FITS file: 1239+376_S.edt ! AN table 1: 239 integrations on 153 of 153 possible baselines. ! AN table 2: 57 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.125486 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1239+376 ! ! 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 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1912 lines of history. ! ! Reading 22732 visibilities. ![@gonzo7-0.4 1239+376_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 2889 telescope corrections were flagged in sub-array 1. ! A total of 681 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2884 telescope corrections were flagged in sub-array 1. ! A total of 672 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2885 telescope corrections were flagged in sub-array 1. ! A total of 674 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2924 telescope corrections were flagged in sub-array 1. ! A total of 702 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.571181Jy sigma=0.010420 ! Fit after self-cal, rms=0.569725Jy sigma=0.010413 ! 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=1.726 mas, bmaj=3.589 mas, bpa=-2.901 degrees ! Estimated noise=673.003 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 = 0.290348 Jy ! Total flux subtracted in 50 components = 0.290348 Jy ! Clean residual min=-0.021190 max=0.081019 Jy/beam ! Clean residual mean=-0.000145 rms=0.005356 Jy/beam ! Combined flux in latest and established models = 0.290348 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.290348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186940Jy sigma=0.003422 ! Fit after self-cal, rms=0.186940Jy sigma=0.003422 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0759827 Jy ! Total flux subtracted in 50 components = 0.0759827 Jy ! Clean residual min=-0.015562 max=0.034290 Jy/beam ! Clean residual mean=-0.000101 rms=0.003686 Jy/beam ! Combined flux in latest and established models = 0.366331 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 9 components and 0.366331 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133217Jy sigma=0.002430 ! Fit after self-cal, rms=0.133209Jy sigma=0.002430 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0417217 Jy ! Total flux subtracted in 50 components = 0.0417217 Jy ! Clean residual min=-0.013672 max=0.024077 Jy/beam ! Clean residual mean=-0.000076 rms=0.003054 Jy/beam ! Combined flux in latest and established models = 0.408053 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 15 components and 0.408053 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.110401Jy sigma=0.002004 ! Fit after self-cal, rms=0.110386Jy sigma=0.002004 ! Inverting map ! Added new window around map position (-3.6, -5.2). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0290226 Jy ! Total flux subtracted in 50 components = 0.0290226 Jy ! Clean residual min=-0.012081 max=0.018730 Jy/beam ! Clean residual mean=-0.000059 rms=0.002677 Jy/beam ! Combined flux in latest and established models = 0.437075 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 21 components and 0.437075 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.098542Jy sigma=0.001777 ! Fit after self-cal, rms=0.098495Jy sigma=0.001776 ! 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=2.726 mas, bmaj=4.634 mas, bpa=-5.163 degrees ! Estimated noise=284.479 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 = 0.0401656 Jy ! Component: 100 - total flux cleaned = 0.0586322 Jy ! Total flux subtracted in 100 components = 0.0586322 Jy ! Clean residual min=-0.009355 max=0.009781 Jy/beam ! Clean residual mean=-0.000085 rms=0.001982 Jy/beam ! Combined flux in latest and established models = 0.495708 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 31 model components to the UV plane model. ! The established model now contains 46 components and 0.495708 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083773Jy sigma=0.001493 ! Fit after self-cal, rms=0.083752Jy sigma=0.001493 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Natural Weighting CLEAN ***" ! *** Finished Natural Weighting CLEAN *** print "****************************************" ! **************************************** gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.11 GC 0.96 HH 1.00* HN 0.96 ! LA 1.08 MC 1.28 MK 0.93 NY 1.00* ! ON 1.00* OV 1.00 PT 0.95 SC 1.00* ! TS 0.96 WF 1.00* BR 0.92 KK 1.00* ! KP 0.92 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.08 GC 1.00* HH 1.00* HN 1.00* ! LA 1.05 MC 1.33 MK 1.00* NY 1.00* ! ON 1.00* OV 1.01 PT 0.96 SC 1.00* ! TS 1.00* WF 1.00* BR 0.90 KK 1.00* ! KP 0.95 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: ! FD 0.98 GC 0.94 HH 1.00* HN 0.96 ! LA 1.05 MC 1.24 MK 1.01 NY 1.00* ! ON 1.00* OV 1.02 PT 0.94 SC 1.00* ! TS 0.94 WF 1.00* BR 0.99 KK 1.00* ! KP 0.97 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.95 GC 1.00* HH 1.00* HN 1.00* ! LA 1.02 MC 1.42 MK 1.00* NY 1.00* ! ON 1.00* OV 1.03 PT 0.96 SC 1.00* ! TS 1.00* WF 1.00* BR 0.97 KK 1.00* ! KP 0.96 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: ! FD 0.95 GC 1.03 HH 1.00* HN 1.29 ! LA 0.95 MC 1.36 MK 1.02 NY 1.00* ! ON 1.00* OV 1.06 PT 1.07 SC 1.00* ! TS 0.97 WF 1.00* BR 1.05 KK 1.00* ! KP 1.02 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 GC 1.00* HH 1.00* HN 1.00* ! LA 0.97 MC 1.27 MK 1.00* NY 1.00* ! ON 1.00* OV 1.08 PT 1.07 SC 1.00* ! TS 1.00* WF 1.00* BR 1.05 KK 1.00* ! KP 1.03 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.86 GC 1.12 HH 1.00* HN 1.17 ! LA 0.79 MC 1.90 MK 1.01 NY 1.00* ! ON 1.00* OV 0.93 PT 1.04 SC 1.00* ! TS 1.00 WF 1.00* BR 1.00 KK 1.00* ! KP 1.02 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.84 GC 1.00* HH 1.00* HN 1.00* ! LA 0.81 MC 2.41 MK 1.00* NY 1.00* ! ON 1.00* OV 0.94 PT 1.02 SC 1.00* ! TS 1.00* WF 1.00* BR 1.00 KK 1.00* ! KP 1.01 WZ 1.00* ! ! ! Fit before self-cal, rms=0.083752Jy sigma=0.001493 ! Fit after self-cal, rms=0.066177Jy sigma=0.001145 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.777 mas, bmaj=4.689 mas, bpa=-5.865 degrees ! Estimated noise=281.329 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 = 0.000485865 Jy ! Component: 100 - total flux cleaned = 0.000547959 Jy ! Total flux subtracted in 100 components = 0.000547959 Jy ! Clean residual min=-0.002000 max=0.002291 Jy/beam ! Clean residual mean=-0.000010 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.496255 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 51 components and 0.496255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066070Jy sigma=0.001143 ! Fit after self-cal, rms=0.066080Jy sigma=0.001143 ! 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 = -0.000122962 Jy ! Component: 100 - total flux cleaned = -0.000128164 Jy ! Total flux subtracted in 100 components = -0.000128164 Jy ! Clean residual min=-0.001870 max=0.002221 Jy/beam ! Clean residual mean=-0.000010 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.496127 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 54 components and 0.496127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066031Jy sigma=0.001142 ! Fit after self-cal, rms=0.064501Jy sigma=0.001117 ! Inverting map and beam ! Estimated beam: bmin=2.779 mas, bmaj=4.687 mas, bpa=-5.74 degrees ! Estimated noise=281.897 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 = 0.000596003 Jy ! Component: 100 - total flux cleaned = 0.000635629 Jy ! Total flux subtracted in 100 components = 0.000635629 Jy ! Clean residual min=-0.001719 max=0.002120 Jy/beam ! Clean residual mean=-0.000006 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.496763 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 61 components and 0.496763 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064461Jy sigma=0.001116 ! Fit after self-cal, rms=0.064463Jy sigma=0.001116 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1239+376_S ! Writing UV FITS file: 1239+376_S.uvf ! Writing 61 model components to file: 1239+376_S.mod ! wwins: Wrote 2 windows to 1239+376_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.779 x 4.687 at -5.74 degrees (North through East) ! Clean map min=-0.0016589 max=0.4273 Jy/beam ! Writing clean map to FITS file: 1239+376_S.fits ! Writing difmap environment to: 1239+376_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1239+376_S] device 1239+376_Suv.ps/vps,1,2 ! Attempting to open device: '1239+376_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1239+376_Sim.ps/vps ! Attempting to open device: '1239+376_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=2.779 mas, bmaj=4.687 mas, bpa=-5.74 degrees ! Estimated noise=281.897 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.779 x 4.687 at -5.74 degrees (North through East) ! Clean map min=-0.0016589 max=0.4273 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1239+376_S.log closed on Thu Apr 26 16:56:20 2007