! Started logfile: 0528-250_S.log on Tue Jan 15 23:02:52 2008 observe 0528-250_S.edt ! Reading UV FITS file: 0528-250_S.edt ! AN table 1: 32 integrations on 136 of 136 possible baselines. ! AN table 2: 94 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0571895 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0528-250 ! ! 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 1251 lines of history. ! ! Reading 3920 visibilities. ![@gonzo7-0.4 0528-250_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 484 telescope corrections were flagged in sub-array 1. ! A total of 1417 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 479 telescope corrections were flagged in sub-array 1. ! A total of 1415 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 518 telescope corrections were flagged in sub-array 1. ! A total of 1420 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 510 telescope corrections were flagged in sub-array 1. ! A total of 1421 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.161685Jy sigma=0.001942 ! Fit after self-cal, rms=0.160570Jy sigma=0.001946 ! 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=2.417 mas, bmaj=6.783 mas, bpa=-5.596 degrees ! Estimated noise=1897.62 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 = 0.816679 Jy ! Total flux subtracted in 50 components = 0.816679 Jy ! Clean residual min=-0.055053 max=0.227767 Jy/beam ! Clean residual mean=0.000452 rms=0.014743 Jy/beam ! Combined flux in latest and established models = 0.816679 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 0.816679 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.290093Jy sigma=0.003601 ! Fit after self-cal, rms=0.290093Jy sigma=0.003601 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.187234 Jy ! Total flux subtracted in 50 components = 0.187234 Jy ! Clean residual min=-0.024918 max=0.065879 Jy/beam ! Clean residual mean=0.000138 rms=0.006726 Jy/beam ! Combined flux in latest and established models = 1.00391 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 1.00391 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158305Jy sigma=0.001921 ! Fit after self-cal, rms=0.158303Jy sigma=0.001921 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0671834 Jy ! Total flux subtracted in 50 components = 0.0671834 Jy ! Clean residual min=-0.019297 max=0.032985 Jy/beam ! Clean residual mean=0.000024 rms=0.004900 Jy/beam ! Combined flux in latest and established models = 1.0711 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 26 components and 1.0711 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134108Jy sigma=0.001569 ! Fit after self-cal, rms=0.134094Jy sigma=0.001569 ! 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=2.867 mas, bmaj=9.02 mas, bpa=-9.246 degrees ! Estimated noise=1189.77 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 (3.6, 6.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0476812 Jy ! Component: 100 - total flux cleaned = 0.0720804 Jy ! Total flux subtracted in 100 components = 0.0720804 Jy ! Clean residual min=-0.014075 max=0.026589 Jy/beam ! Clean residual mean=-0.000476 rms=0.003830 Jy/beam ! Combined flux in latest and established models = 1.14318 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 45 components and 1.14318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119820Jy sigma=0.001362 ! Fit after self-cal, rms=0.119413Jy sigma=0.001355 ! 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 1.00* FD 1.04 GC 1.00* HN 1.05 ! KK 1.00* KP 1.00* LA 1.00* MC 1.00* ! MK 1.00* NL 0.99 NY 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 1.04 ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.01 GC 1.00* HN 1.00 ! KK 1.02 KP 0.92 LA 0.96 MC 1.00* ! MK 1.00 NL 0.95 NY 1.00* ON 1.00* ! OV 1.00 PT 1.01 SC 0.96 WF 1.06 ! WZ 1.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 GC 1.00* HN 1.02 ! KK 1.00* KP 1.00* LA 1.00* MC 1.00* ! MK 1.00* NL 1.08 NY 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 1.03 ! WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.99 GC 1.00* HN 0.99 ! KK 0.98 KP 0.97 LA 0.99 MC 1.00* ! MK 0.99 NL 1.04 NY 1.00* ON 1.00* ! OV 0.95 PT 0.95 SC 1.01 WF 1.09 ! WZ 1.00* ! ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.07 GC 1.00* HN 1.20 ! KK 1.00* KP 1.00* LA 1.00* MC 1.00* ! MK 1.00* NL 1.05 NY 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 0.94 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 GC 1.00* HN 1.09 ! KK 1.02 KP 1.03 LA 0.97 MC 1.00* ! MK 0.96 NL 1.03 NY 1.00* ON 1.00* ! OV 1.02 PT 1.00 SC 1.08 WF 1.10 ! WZ 1.00* ! ! ! Correcting IF 4. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 GC 1.00* HN 1.10 ! KK 1.00* KP 1.00* LA 1.00* MC 1.00* ! MK 1.00* NL 1.09 NY 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 1.06 ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.94 GC 1.00* HN 1.07 ! KK 1.06 KP 1.02 LA 0.93 MC 1.00* ! MK 0.95 NL 1.07 NY 1.00* ON 1.00* ! OV 0.98 PT 1.00 SC 1.10 WF 1.12 ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.119413Jy sigma=0.001355 ! Fit after self-cal, rms=0.100212Jy sigma=0.001119 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.881 mas, bmaj=9.035 mas, bpa=-9.088 degrees ! Estimated noise=1191.45 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 = -0.00515612 Jy ! Component: 100 - total flux cleaned = -0.00491924 Jy ! Total flux subtracted in 100 components = -0.00491924 Jy ! Clean residual min=-0.008271 max=0.009117 Jy/beam ! Clean residual mean=-0.000070 rms=0.002128 Jy/beam ! Combined flux in latest and established models = 1.13826 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 54 components and 1.13826 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099443Jy sigma=0.001111 ! Fit after self-cal, rms=0.099413Jy sigma=0.001110 ! 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 = -0.000771312 Jy ! Component: 100 - total flux cleaned = -0.000582148 Jy ! Total flux subtracted in 100 components = -0.000582148 Jy ! Clean residual min=-0.007877 max=0.008502 Jy/beam ! Clean residual mean=-0.000060 rms=0.002083 Jy/beam ! Combined flux in latest and established models = 1.13768 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 60 components and 1.13768 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099025Jy sigma=0.001106 ! Fit after self-cal, rms=0.094211Jy sigma=0.001043 ! Inverting map and beam ! Estimated beam: bmin=2.885 mas, bmaj=9.074 mas, bpa=-9.106 degrees ! Estimated noise=1192.92 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 = 0.00265079 Jy ! Component: 100 - total flux cleaned = 0.00307208 Jy ! Total flux subtracted in 100 components = 0.00307208 Jy ! Clean residual min=-0.004104 max=0.005534 Jy/beam ! Clean residual mean=0.000513 rms=0.001219 Jy/beam ! Combined flux in latest and established models = 1.14075 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 71 components and 1.14075 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094013Jy sigma=0.001041 ! Fit after self-cal, rms=0.094007Jy sigma=0.001041 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0528-250_S ! Writing UV FITS file: 0528-250_S.uvf ! Writing 71 model components to file: 0528-250_S.mod ! wwins: Wrote 2 windows to 0528-250_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.885 x 9.074 at -9.106 degrees (North through East) ! Clean map min=-0.0053432 max=1.0554 Jy/beam ! Writing clean map to FITS file: 0528-250_S.fits ! Writing difmap environment to: 0528-250_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0528-250_S] device 0528-250_Suv.ps/vps,1,2 ! Attempting to open device: '0528-250_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0528-250_Sim.ps/vps ! Attempting to open device: '0528-250_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=2.885 mas, bmaj=9.074 mas, bpa=-9.106 degrees ! Estimated noise=1192.92 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.885 x 9.074 at -9.106 degrees (North through East) ! Clean map min=-0.0053432 max=1.0554 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 0528-250_S.log closed on Tue Jan 15 23:02:56 2008