! Started logfile: 0552+398_S.log on Thu Jun 12 13:55:59 2008 observe 0552+398_S.edt ! Reading UV FITS file: 0552+398_S.edt ! AN table 1: 46 integrations on 190 of 190 possible baselines. ! AN table 2: 14 integrations on 190 of 190 possible baselines. ! AN table 3: 118 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.275399 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0552+398 ! ! 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 1901 lines of history. ! ! Reading 37256 visibilities. ![@gonzo7-0.4 0552+398_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 631 telescope corrections were flagged in sub-array 1. ! A total of 262 telescope corrections were flagged in sub-array 2. ! A total of 1616 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 631 telescope corrections were flagged in sub-array 1. ! A total of 262 telescope corrections were flagged in sub-array 2. ! A total of 1617 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 631 telescope corrections were flagged in sub-array 1. ! A total of 265 telescope corrections were flagged in sub-array 2. ! A total of 1616 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 631 telescope corrections were flagged in sub-array 1. ! A total of 265 telescope corrections were flagged in sub-array 2. ! A total of 1616 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=2.548685Jy sigma=28.915328 ! Fit after self-cal, rms=2.547628Jy sigma=28.944197 ! 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=2.05 mas, bmaj=3.168 mas, bpa=5.345 degrees ! Estimated noise=0.859185 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 = 2.47332 Jy ! Total flux subtracted in 50 components = 2.47332 Jy ! Clean residual min=-0.100713 max=0.690181 Jy/beam ! Clean residual mean=0.000245 rms=0.025350 Jy/beam ! Combined flux in latest and established models = 2.47332 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 2.47332 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.264544Jy sigma=12.990445 ! Fit after self-cal, rms=1.264544Jy sigma=12.990445 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.666036 Jy ! Total flux subtracted in 50 components = 0.666036 Jy ! Clean residual min=-0.085464 max=0.278308 Jy/beam ! Clean residual mean=0.000135 rms=0.016260 Jy/beam ! Combined flux in latest and established models = 3.13935 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 3.13935 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.883134Jy sigma=7.768423 ! Fit after self-cal, rms=0.883055Jy sigma=7.767641 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.293505 Jy ! Total flux subtracted in 50 components = 0.293505 Jy ! Clean residual min=-0.080516 max=0.129707 Jy/beam ! Clean residual mean=0.000085 rms=0.013717 Jy/beam ! Combined flux in latest and established models = 3.43286 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 10 components and 3.43286 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.786578Jy sigma=6.395679 ! Fit after self-cal, rms=0.786535Jy sigma=6.395202 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.148918 Jy ! Total flux subtracted in 50 components = 0.148918 Jy ! Clean residual min=-0.079456 max=0.077387 Jy/beam ! Clean residual mean=0.000061 rms=0.012980 Jy/beam ! Combined flux in latest and established models = 3.58178 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 22 components and 3.58178 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.760680Jy sigma=6.071274 ! Fit after self-cal, rms=0.760654Jy sigma=6.071053 ! 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=2.556 mas, bmaj=3.855 mas, bpa=3.258 degrees ! Estimated noise=0.520951 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 = 0.0844727 Jy ! Component: 100 - total flux cleaned = 0.125885 Jy ! Total flux subtracted in 100 components = 0.125885 Jy ! Clean residual min=-0.054111 max=0.040429 Jy/beam ! Clean residual mean=0.000882 rms=0.009753 Jy/beam ! Combined flux in latest and established models = 3.70766 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 30 components and 3.70766 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.748734Jy sigma=6.005382 ! Fit after self-cal, rms=0.748726Jy sigma=6.005266 ! 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 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 1.00 GC 0.95 HH 1.00* ! HN 1.13 KK 1.07 KP 0.68 LA 0.91 ! MA 1.00* MC 1.00* MK 1.05 NL 0.81 ! NY 1.37 ON 1.12 OV 0.99 PT 1.17 ! SC 1.00* TS 1.16 WF 0.88 WZ 1.04 ! ! A total of 18 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* ! MA 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* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.06 GC 1.03 HH 1.00* ! HN 0.89 KK 0.87 KP 1.07 LA 0.85 ! MA 1.00* MC 1.00* MK 0.80 NL 1.08 ! NY 0.60 ON 1.00* OV 1.08 PT 1.01 ! SC 1.02 TS 1.10 WF 0.98 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.01 GC 1.02 HH 1.00* ! HN 1.03 KK 1.01 KP 1.01 LA 0.91 ! MA 1.00* MC 1.00* MK 1.09 NL 1.07 ! NY 1.35 ON 1.14 OV 0.79 PT 1.03 ! SC 1.00* TS 1.10 WF 0.86 WZ 1.11 ! ! A total of 18 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* ! MA 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* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.98 GC 0.98 HH 1.00* ! HN 0.99 KK 0.81 KP 1.07 LA 1.00 ! MA 1.00* MC 1.00* MK 0.97 NL 1.01 ! NY 1.07 ON 1.00* OV 1.09 PT 0.94 ! SC 0.98 TS 1.05 WF 1.03 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.09 GC 1.09 HH 1.00* ! HN 0.94 KK 0.97 KP 0.88 LA 0.75 ! MA 1.00* MC 1.00* MK 1.05 NL 1.14 ! NY 1.40 ON 1.16 OV 0.91 PT 1.03 ! SC 1.00* TS 1.10 WF 0.88 WZ 1.03 ! ! A total of 15 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* ! MA 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* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.07 GC 1.03 HH 1.00* ! HN 0.99 KK 0.65 KP 1.07 LA 0.99 ! MA 1.00* MC 1.00* MK 1.04 NL 0.89 ! NY 1.08 ON 1.00* OV 0.98 PT 1.07 ! SC 1.00 TS 1.04 WF 1.02 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.11 GC 0.99 HH 1.00* ! HN 1.05 KK 1.05 KP 0.97 LA 1.13 ! MA 1.00* MC 1.00* MK 1.06 NL 0.82 ! NY 1.12 ON 1.04 OV 0.80 PT 1.16 ! SC 1.00* TS 1.12 WF 0.97 WZ 1.12 ! ! A total of 15 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* ! MA 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* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.91 GC 0.99 HH 1.00* ! HN 1.00 KK 0.56 KP 1.01 LA 1.12 ! MA 1.00* MC 1.00* MK 1.02 NL 0.96 ! NY 1.11 ON 1.00* OV 0.92 PT 1.05 ! SC 1.04 TS 1.07 WF 1.02 WZ 1.00* ! ! ! Fit before self-cal, rms=0.748726Jy sigma=6.005266 ! Fit after self-cal, rms=0.221444Jy sigma=1.819550 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.588 mas, bmaj=3.887 mas, bpa=2.327 degrees ! Estimated noise=0.521231 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 = -0.00525861 Jy ! Component: 100 - total flux cleaned = -0.00530856 Jy ! Total flux subtracted in 100 components = -0.00530856 Jy ! Clean residual min=-0.012283 max=0.015402 Jy/beam ! Clean residual mean=0.000287 rms=0.002785 Jy/beam ! Combined flux in latest and established models = 3.70235 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 36 components and 3.70235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217125Jy sigma=1.763415 ! Fit after self-cal, rms=0.217089Jy sigma=1.762966 ! 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 (-6, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00381966 Jy ! Component: 100 - total flux cleaned = 0.00328408 Jy ! Total flux subtracted in 100 components = 0.00328408 Jy ! Clean residual min=-0.011764 max=0.014914 Jy/beam ! Clean residual mean=0.000271 rms=0.002735 Jy/beam ! Combined flux in latest and established models = 3.70564 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 41 components and 3.70564 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.215411Jy sigma=1.741429 ! Fit after self-cal, rms=0.186905Jy sigma=1.223556 ! Inverting map and beam ! Estimated beam: bmin=2.592 mas, bmaj=3.883 mas, bpa=2.235 degrees ! Estimated noise=0.52202 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 = 0.00649547 Jy ! Component: 100 - total flux cleaned = 0.00538493 Jy ! Total flux subtracted in 100 components = 0.00538493 Jy ! Clean residual min=-0.008033 max=0.005926 Jy/beam ! Clean residual mean=0.000099 rms=0.000923 Jy/beam ! Combined flux in latest and established models = 3.71102 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 46 components and 3.71102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185954Jy sigma=1.209291 ! Fit after self-cal, rms=0.185954Jy sigma=1.208896 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0552+398_S ! Writing UV FITS file: 0552+398_S.uvf ! Writing 46 model components to file: 0552+398_S.mod ! wwins: Wrote 2 windows to 0552+398_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.592 x 3.883 at 2.235 degrees (North through East) ! Clean map min=-0.0042189 max=3.3043 Jy/beam ! Writing clean map to FITS file: 0552+398_S.fits ! Writing difmap environment to: 0552+398_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0552+398_S] device 0552+398_Suv.ps/vps,1,2 ! Attempting to open device: '0552+398_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0552+398_Sim.ps/vps ! Attempting to open device: '0552+398_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=2.592 mas, bmaj=3.883 mas, bpa=2.235 degrees ! Estimated noise=0.52202 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.592 x 3.883 at 2.235 degrees (North through East) ! Clean map min=-0.0042189 max=3.3043 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 0552+398_S.log closed on Thu Jun 12 13:56:10 2008