! Started logfile: 1101+384_S.log on Tue Jan 22 21:56:39 2008 observe 1101+384_S.edt ! Reading UV FITS file: 1101+384_S.edt ! AN table 1: 72 integrations on 136 of 136 possible baselines. ! AN table 2: 34 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.149903 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1101+384 ! ! 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 1259 lines of history. ! ! Reading 8644 visibilities. ![@gonzo7-0.4 1101+384_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 987 telescope corrections were flagged in sub-array 1. ! A total of 415 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 993 telescope corrections were flagged in sub-array 1. ! A total of 405 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1051 telescope corrections were flagged in sub-array 1. ! A total of 417 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1059 telescope corrections were flagged in sub-array 1. ! A total of 410 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.681028Jy sigma=0.007304 ! Fit after self-cal, rms=0.680488Jy sigma=0.007356 ! 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=1.534 mas, bmaj=4.751 mas, bpa=-29.72 degrees ! Estimated noise=2743.16 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 = 0.248461 Jy ! Total flux subtracted in 50 components = 0.248461 Jy ! Clean residual min=-0.022063 max=0.069294 Jy/beam ! Clean residual mean=0.000244 rms=0.004947 Jy/beam ! Combined flux in latest and established models = 0.248461 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 0.248461 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.105124Jy sigma=0.001111 ! Fit after self-cal, rms=0.105123Jy sigma=0.001111 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.05442 Jy ! Total flux subtracted in 50 components = 0.05442 Jy ! Clean residual min=-0.009616 max=0.015600 Jy/beam ! Clean residual mean=0.000152 rms=0.002305 Jy/beam ! Combined flux in latest and established models = 0.302881 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 0.302881 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076500Jy sigma=0.000761 ! Fit after self-cal, rms=0.076444Jy sigma=0.000760 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.017073 Jy ! Total flux subtracted in 50 components = 0.017073 Jy ! Clean residual min=-0.008003 max=0.008130 Jy/beam ! Clean residual mean=0.000123 rms=0.001880 Jy/beam ! Combined flux in latest and established models = 0.319954 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 7 components and 0.319954 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072833Jy sigma=0.000711 ! Fit after self-cal, rms=0.072789Jy sigma=0.000711 ! 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=2.049 mas, bmaj=4.549 mas, bpa=-29.45 degrees ! Estimated noise=1442.86 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 = 0.0127864 Jy ! Component: 100 - total flux cleaned = 0.0181073 Jy ! Total flux subtracted in 100 components = 0.0181073 Jy ! Clean residual min=-0.004652 max=0.006629 Jy/beam ! Clean residual mean=0.000816 rms=0.001305 Jy/beam ! Combined flux in latest and established models = 0.338062 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 19 components and 0.338062 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.070907Jy sigma=0.000685 ! Fit after self-cal, rms=0.070883Jy sigma=0.000685 ! 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 0.99 FD 1.00* GC 0.99 HN 1.00* ! KK 1.00 KP 1.00* LA 1.00* MC 1.01 ! MK 1.00 NL 1.00* NY 0.99 ON 1.01 ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! WZ 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* HN 0.99 ! KK 1.00* KP 1.00* LA 1.00* MC 1.01 ! MK 1.00* NL 1.01 NY 0.98 ON 0.94 ! OV 1.00* PT 1.00* SC 0.98 WF 0.97 ! WZ 0.99 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00* GC 1.00 HN 1.00* ! KK 1.01 KP 1.00* LA 1.00* MC 1.02 ! MK 0.99 NL 1.00* NY 1.00 ON 1.03 ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! WZ 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* HN 0.98 ! KK 1.00* KP 1.00* LA 1.00* MC 1.04 ! MK 1.00* NL 0.97 NY 0.97 ON 0.99 ! OV 1.00* PT 1.00* SC 1.00 WF 0.97 ! WZ 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00* GC 0.99 HN 1.00* ! KK 0.99 KP 1.00* LA 1.00* MC 1.05 ! MK 0.99 NL 1.00* NY 1.02 ON 0.98 ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! WZ 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* HN 0.98 ! KK 1.00* KP 1.00* LA 1.00* MC 0.99 ! MK 1.00* NL 0.96 NY 1.01 ON 0.97 ! OV 1.00* PT 1.00* SC 1.00 WF 0.99 ! WZ 1.01 ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00* GC 0.99 HN 1.00* ! KK 1.01 KP 1.00* LA 1.00* MC 1.10 ! MK 0.98 NL 1.00* NY 1.02 ON 0.97 ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! WZ 1.01 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* HN 1.04 ! KK 1.00* KP 1.00* LA 1.00* MC 1.01 ! MK 1.00* NL 0.96 NY 1.00 ON 0.96 ! OV 1.00* PT 1.00* SC 1.00 WF 0.94 ! WZ 0.99 ! ! ! Fit before self-cal, rms=0.070883Jy sigma=0.000685 ! Fit after self-cal, rms=0.069760Jy sigma=0.000680 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.064 mas, bmaj=4.535 mas, bpa=-29.42 degrees ! Estimated noise=1444.51 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 = 0.000948091 Jy ! Component: 100 - total flux cleaned = 0.00196722 Jy ! Total flux subtracted in 100 components = 0.00196722 Jy ! Clean residual min=-0.004295 max=0.006117 Jy/beam ! Clean residual mean=0.000607 rms=0.001195 Jy/beam ! Combined flux in latest and established models = 0.340029 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 31 components and 0.340029 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.069631Jy sigma=0.000679 ! Fit after self-cal, rms=0.069624Jy sigma=0.000679 ! 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) ! Added new window around map position (-15.6, 14.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00585742 Jy ! Component: 100 - total flux cleaned = 0.00931227 Jy ! Total flux subtracted in 100 components = 0.00931227 Jy ! Clean residual min=-0.003563 max=0.004456 Jy/beam ! Clean residual mean=0.000488 rms=0.000951 Jy/beam ! Combined flux in latest and established models = 0.349341 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 50 components and 0.349341 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.069161Jy sigma=0.000674 ! Fit after self-cal, rms=0.067836Jy sigma=0.000658 ! Inverting map and beam ! Estimated beam: bmin=2.065 mas, bmaj=4.531 mas, bpa=-29.4 degrees ! Estimated noise=1441.31 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 = 0.0029174 Jy ! Component: 100 - total flux cleaned = 0.00499219 Jy ! Total flux subtracted in 100 components = 0.00499219 Jy ! Clean residual min=-0.003149 max=0.003855 Jy/beam ! Clean residual mean=0.000384 rms=0.000852 Jy/beam ! Combined flux in latest and established models = 0.354334 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 74 components and 0.354334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067716Jy sigma=0.000656 ! Fit after self-cal, rms=0.067674Jy sigma=0.000656 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1101+384_S ! Writing UV FITS file: 1101+384_S.uvf ! Writing 74 model components to file: 1101+384_S.mod ! wwins: Wrote 2 windows to 1101+384_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.065 x 4.531 at -29.4 degrees (North through East) ! Clean map min=-0.0029864 max=0.32206 Jy/beam ! Writing clean map to FITS file: 1101+384_S.fits ! Writing difmap environment to: 1101+384_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1101+384_S] device 1101+384_Suv.ps/vps,1,2 ! Attempting to open device: '1101+384_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1101+384_Sim.ps/vps ! Attempting to open device: '1101+384_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=2.065 mas, bmaj=4.531 mas, bpa=-29.4 degrees ! Estimated noise=1441.31 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.065 x 4.531 at -29.4 degrees (North through East) ! Clean map min=-0.0029864 max=0.32206 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1101+384_S.log closed on Tue Jan 22 21:56:44 2008