! Started logfile: 1622-253_S.log on Tue Aug 16 18:21:02 2005 observe 1622-253_S.edt ! Reading UV FITS file: 1622-253_S.edt ! AN table 1: 16 integrations on 171 of 171 possible baselines. ! AN table 2: 21 integrations on 171 of 171 possible baselines. ! AN table 3: 5 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.112782 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1622-253 ! ! 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 3240 visibilities. ![@gonzo7-0.4 1622-253_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 236 telescope corrections were flagged in sub-array 1. ! A total of 283 telescope corrections were flagged in sub-array 2. ! A total of 95 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 236 telescope corrections were flagged in sub-array 1. ! A total of 282 telescope corrections were flagged in sub-array 2. ! A total of 95 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 237 telescope corrections were flagged in sub-array 1. ! A total of 291 telescope corrections were flagged in sub-array 2. ! A total of 95 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 236 telescope corrections were flagged in sub-array 1. ! A total of 291 telescope corrections were flagged in sub-array 2. ! A total of 95 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.673533Jy sigma=0.009086 ! Fit after self-cal, rms=0.672780Jy sigma=0.009086 ! 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=3.073 mas, bmaj=8.399 mas, bpa=3.865 degrees ! Estimated noise=1813.23 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 = 1.2422 Jy ! Total flux subtracted in 50 components = 1.2422 Jy ! Clean residual min=-0.070799 max=0.346437 Jy/beam ! Clean residual mean=0.001046 rms=0.025682 Jy/beam ! Combined flux in latest and established models = 1.2422 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 1.2422 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.443782Jy sigma=0.006052 ! Fit after self-cal, rms=0.443782Jy sigma=0.006052 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.282517 Jy ! Total flux subtracted in 50 components = 0.282517 Jy ! Clean residual min=-0.029552 max=0.097132 Jy/beam ! Clean residual mean=0.000556 rms=0.011167 Jy/beam ! Combined flux in latest and established models = 1.52472 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 1.52472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213934Jy sigma=0.002931 ! Fit after self-cal, rms=0.213894Jy sigma=0.002930 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.100781 Jy ! Total flux subtracted in 50 components = 0.100781 Jy ! Clean residual min=-0.027969 max=0.049715 Jy/beam ! Clean residual mean=0.000379 rms=0.007797 Jy/beam ! Combined flux in latest and established models = 1.6255 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 30 components and 1.6255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159999Jy sigma=0.002139 ! Fit after self-cal, rms=0.159963Jy sigma=0.002138 ! 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=4.202 mas, bmaj=10.76 mas, bpa=-0.3472 degrees ! Estimated noise=1191.49 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 = 0.082815 Jy ! Component: 100 - total flux cleaned = 0.124627 Jy ! Total flux subtracted in 100 components = 0.124627 Jy ! Clean residual min=-0.017602 max=0.022777 Jy/beam ! Clean residual mean=0.000273 rms=0.004793 Jy/beam ! Combined flux in latest and established models = 1.75013 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 48 model components to the UV plane model. ! The established model now contains 76 components and 1.75013 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121710Jy sigma=0.001542 ! Fit after self-cal, rms=0.121678Jy sigma=0.001542 ! 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: ! BR 1.01 FD 1.00 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 1.00 LA 1.00 ! MC 1.00* MK 1.00* NL 0.98 NY 1.00* ! ON 1.00* OV 1.01 PT 0.99 SC 0.90 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 GC 1.00* HH 1.00* ! HN 1.04 KK 1.00* KP 1.01 LA 0.99 ! MC 1.00* MK 0.96 NL 1.04 NY 1.00* ! ON 1.00* OV 0.98 PT 0.97 SC 0.99 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 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* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 0.99 LA 0.99 ! MC 1.00* MK 1.00* NL 0.98 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.07 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 GC 1.00* HH 1.00* ! HN 1.04 KK 1.00* KP 0.98 LA 1.00 ! MC 1.00* MK 1.02 NL 1.02 NY 1.00* ! ON 1.00* OV 0.95 PT 0.95 SC 1.03 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 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* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 GC 1.00* HH 1.00* ! HN 1.06 KK 1.00* KP 0.99 LA 0.96 ! MC 1.00* MK 1.00* NL 0.97 NY 1.00* ! ON 1.00* OV 0.98 PT 0.98 SC 1.08 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 0.98 GC 1.00* HH 1.00* ! HN 1.04 KK 1.00* KP 0.99 LA 1.05 ! MC 1.00* MK 0.99 NL 1.01 NY 1.00* ! ON 1.00* OV 0.96 PT 0.96 SC 1.04 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 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* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 GC 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 0.99 LA 1.00 ! MC 1.00* MK 1.00* NL 0.97 NY 1.00* ! ON 1.00* OV 1.01 PT 0.98 SC 1.12 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 0.96 GC 1.00* HH 1.00* ! HN 1.03 KK 1.00* KP 0.99 LA 0.98 ! MC 1.00* MK 0.95 NL 1.03 NY 1.00* ! ON 1.00* OV 1.00* PT 0.96 SC 1.05 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 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* ! ! ! Fit before self-cal, rms=0.121678Jy sigma=0.001542 ! Fit after self-cal, rms=0.101183Jy sigma=0.001241 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.219 mas, bmaj=10.83 mas, bpa=-0.4391 degrees ! Estimated noise=1179.8 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 = 0.000655335 Jy ! Component: 100 - total flux cleaned = 0.000870207 Jy ! Total flux subtracted in 100 components = 0.000870207 Jy ! Clean residual min=-0.008128 max=0.011015 Jy/beam ! Clean residual mean=0.000052 rms=0.002427 Jy/beam ! Combined flux in latest and established models = 1.751 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 80 components and 1.751 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101023Jy sigma=0.001239 ! Fit after self-cal, rms=0.100991Jy sigma=0.001238 ! 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 = 0.000212604 Jy ! Component: 100 - total flux cleaned = 0.000292849 Jy ! Total flux subtracted in 100 components = 0.000292849 Jy ! Clean residual min=-0.007979 max=0.010856 Jy/beam ! Clean residual mean=0.000051 rms=0.002414 Jy/beam ! Combined flux in latest and established models = 1.75129 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 81 components and 1.75129 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100917Jy sigma=0.001237 ! Fit after self-cal, rms=0.096086Jy sigma=0.001179 ! Inverting map and beam ! Estimated beam: bmin=4.214 mas, bmaj=10.82 mas, bpa=-0.3888 degrees ! Estimated noise=1180.2 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 = -0.000724071 Jy ! Component: 100 - total flux cleaned = -0.00116594 Jy ! Total flux subtracted in 100 components = -0.00116594 Jy ! Clean residual min=-0.006934 max=0.007298 Jy/beam ! Clean residual mean=0.000059 rms=0.001876 Jy/beam ! Combined flux in latest and established models = 1.75012 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 86 components and 1.75012 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095829Jy sigma=0.001176 ! Fit after self-cal, rms=0.095805Jy sigma=0.001176 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1622-253_S ! Writing UV FITS file: 1622-253_S.uvf ! Writing 86 model components to file: 1622-253_S.mod ! wwins: Wrote 1 windows to 1622-253_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.214 x 10.82 at -0.3888 degrees (North through East) ! Clean map min=-0.0068773 max=1.6123 Jy/beam ! Writing clean map to FITS file: 1622-253_S.fits ! Writing difmap environment to: 1622-253_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1622-253_S] device 1622-253_Suv.ps/vps,1,2 ! Attempting to open device: '1622-253_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1622-253_Sim.ps/vps ! Attempting to open device: '1622-253_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=4.214 mas, bmaj=10.82 mas, bpa=-0.3888 degrees ! Estimated noise=1180.2 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.214 x 10.82 at -0.3888 degrees (North through East) ! Clean map min=-0.0068773 max=1.6123 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1622-253_S.log closed on Tue Aug 16 18:21:19 2005