! Started logfile: 0804+499_S.log on Fri Aug 12 13:56:01 2005 observe 0804+499_S.edt ! Reading UV FITS file: 0804+499_S.edt ! AN table 1: 89 integrations on 171 of 171 possible baselines. ! AN table 2: 13 integrations on 171 of 171 possible baselines. ! AN table 3: 51 integrations on 171 of 171 possible baselines. ! AN table 4: 15 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.167154 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0804+499 ! ! 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 19208 visibilities. ![@gonzo7-0.4 0804+499_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 1391 telescope corrections were flagged in sub-array 1. ! A total of 186 telescope corrections were flagged in sub-array 2. ! A total of 871 telescope corrections were flagged in sub-array 3. ! A total of 179 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1395 telescope corrections were flagged in sub-array 1. ! A total of 186 telescope corrections were flagged in sub-array 2. ! A total of 872 telescope corrections were flagged in sub-array 3. ! A total of 179 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1394 telescope corrections were flagged in sub-array 1. ! A total of 187 telescope corrections were flagged in sub-array 2. ! A total of 879 telescope corrections were flagged in sub-array 3. ! A total of 192 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1404 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! A total of 875 telescope corrections were flagged in sub-array 3. ! A total of 179 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.402229Jy sigma=0.005025 ! Fit after self-cal, rms=0.399059Jy sigma=0.005026 ! 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=2.185 mas, bmaj=3.837 mas, bpa=27.55 degrees ! Estimated noise=1065.45 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) ! Added new window around map position (0, 0). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.477441 Jy ! Total flux subtracted in 50 components = 0.477441 Jy ! Clean residual min=-0.027799 max=0.137695 Jy/beam ! Clean residual mean=0.000115 rms=0.007743 Jy/beam ! Combined flux in latest and established models = 0.477441 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.477441 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218850Jy sigma=0.003121 ! Fit after self-cal, rms=0.218693Jy sigma=0.003120 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.1366 Jy ! Total flux subtracted in 50 components = 0.1366 Jy ! Clean residual min=-0.015240 max=0.057011 Jy/beam ! Clean residual mean=0.000046 rms=0.003882 Jy/beam ! Combined flux in latest and established models = 0.614041 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 9 components and 0.614041 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134709Jy sigma=0.001793 ! Fit after self-cal, rms=0.134117Jy sigma=0.001790 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0596387 Jy ! Total flux subtracted in 50 components = 0.0596387 Jy ! Clean residual min=-0.009523 max=0.025501 Jy/beam ! Clean residual mean=0.000015 rms=0.002488 Jy/beam ! Combined flux in latest and established models = 0.673679 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 12 components and 0.673679 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.111337Jy sigma=0.001385 ! Fit after self-cal, rms=0.110847Jy sigma=0.001383 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0291229 Jy ! Total flux subtracted in 50 components = 0.0291229 Jy ! Clean residual min=-0.007876 max=0.013974 Jy/beam ! Clean residual mean=0.000001 rms=0.002001 Jy/beam ! Combined flux in latest and established models = 0.702802 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 19 components and 0.702802 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.104814Jy sigma=0.001264 ! Fit after self-cal, rms=0.104595Jy sigma=0.001262 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0173517 Jy ! Total flux subtracted in 50 components = 0.0173517 Jy ! Clean residual min=-0.007066 max=0.009258 Jy/beam ! Clean residual mean=-0.000008 rms=0.001799 Jy/beam ! Combined flux in latest and established models = 0.720154 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 22 components and 0.720154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102518Jy sigma=0.001219 ! Fit after self-cal, rms=0.102439Jy sigma=0.001218 ! 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=2.759 mas, bmaj=4.418 mas, bpa=28.45 degrees ! Estimated noise=648.124 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 (1.6, -4.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0139034 Jy ! Component: 100 - total flux cleaned = 0.0217605 Jy ! Total flux subtracted in 100 components = 0.0217605 Jy ! Clean residual min=-0.006140 max=0.006347 Jy/beam ! Clean residual mean=-0.000071 rms=0.001354 Jy/beam ! Combined flux in latest and established models = 0.741915 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 36 components and 0.741915 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100878Jy sigma=0.001189 ! Fit after self-cal, rms=0.100802Jy sigma=0.001187 ! 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 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 GC 0.98 HH 1.00* ! HN 1.06 KK 1.00* KP 0.94 LA 0.98 ! MC 1.06 MK 1.00 NL 0.98 NY 0.97 ! ON 0.94 OV 0.97 PT 0.98 SC 1.00* ! TS 1.00* WF 1.04 WZ 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 GC 1.00* HH 1.00* ! HN 0.96 KK 1.00* KP 0.97 LA 0.99 ! MC 1.00* MK 0.98 NL 0.98 NY 1.00* ! ON 1.00* OV 0.97 PT 0.97 SC 0.93 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.98 GC 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 0.99 LA 0.97 ! MC 1.00* MK 1.00* NL 0.96 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 0.98 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.00 GC 1.00* HH 1.00* ! HN 1.03 KK 1.00* KP 0.97 LA 0.99 ! MC 1.00* MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.01 SC 1.01 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 GC 0.99 HH 1.00* ! HN 1.06 KK 1.00* KP 0.96 LA 1.00 ! MC 1.04 MK 0.99 NL 0.99 NY 1.01 ! ON 0.98 OV 0.97 PT 0.98 SC 1.00* ! TS 1.00* WF 1.01 WZ 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 GC 1.00* HH 1.00* ! HN 0.97 KK 1.00* KP 0.99 LA 0.98 ! MC 1.00* MK 0.99 NL 0.98 NY 1.00* ! ON 1.00* OV 0.98 PT 0.97 SC 1.02 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.99 GC 1.00* HH 1.00* ! HN 0.98 KK 1.00* KP 0.98 LA 0.95 ! MC 1.00* MK 1.00* NL 0.96 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 1.00 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.02 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 1.01 NY 1.00* ! ON 1.00* OV 1.02 PT 0.99 SC 1.01 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 GC 1.00 HH 1.00* ! HN 1.07 KK 1.00* KP 0.99 LA 1.09 ! MC 0.94 MK 1.01 NL 1.00 NY 1.05 ! ON 0.93 OV 0.98 PT 0.98 SC 1.00* ! TS 1.00* WF 1.05 WZ 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 GC 1.00* HH 1.00* ! HN 1.05 KK 1.00* KP 0.99 LA 1.16 ! MC 1.00* MK 1.00 NL 0.99 NY 1.00* ! ON 1.00* OV 1.01 PT 0.99 SC 1.08 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.90 FD 0.95 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 0.98 LA 1.19 ! MC 1.00* MK 1.00* NL 0.98 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 1.05 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.00 GC 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 1.01 LA 1.00* ! MC 1.00* MK 1.00* NL 1.03 NY 1.00* ! ON 1.00* OV 1.02 PT 1.00 SC 1.02 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 GC 1.02 HH 1.00* ! HN 1.07 KK 1.00* KP 0.98 LA 1.02 ! MC 1.00 MK 1.00 NL 1.00 NY 0.99 ! ON 0.95 OV 0.96 PT 0.99 SC 1.00* ! TS 1.00* WF 1.01 WZ 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 GC 1.00* HH 1.00* ! HN 1.01 KK 1.00* KP 1.00 LA 1.00 ! MC 1.00* MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 0.99 PT 1.00 SC 1.11 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.95 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 0.98 LA 0.96 ! MC 1.00* MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 1.05 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.00 GC 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 1.04 LA 0.97 ! MC 1.00* MK 1.00* NL 1.01 NY 1.00* ! ON 1.00* OV 1.01 PT 1.00 SC 1.02 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.100802Jy sigma=0.001187 ! Fit after self-cal, rms=0.097468Jy sigma=0.001117 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.781 mas, bmaj=4.444 mas, bpa=28.03 degrees ! Estimated noise=650.418 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 = 0.00100312 Jy ! Component: 100 - total flux cleaned = 0.0019722 Jy ! Total flux subtracted in 100 components = 0.0019722 Jy ! Clean residual min=-0.003310 max=0.003386 Jy/beam ! Clean residual mean=0.000025 rms=0.000810 Jy/beam ! Combined flux in latest and established models = 0.743887 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 43 components and 0.743887 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097335Jy sigma=0.001115 ! Fit after self-cal, rms=0.097341Jy sigma=0.001115 ! 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 = 0.00037505 Jy ! Component: 100 - total flux cleaned = 0.000955109 Jy ! Total flux subtracted in 100 components = 0.000955109 Jy ! Clean residual min=-0.003254 max=0.003377 Jy/beam ! Clean residual mean=0.000021 rms=0.000802 Jy/beam ! Combined flux in latest and established models = 0.744842 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 47 components and 0.744842 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097275Jy sigma=0.001114 ! Fit after self-cal, rms=0.096252Jy sigma=0.001095 ! Inverting map and beam ! Estimated beam: bmin=2.781 mas, bmaj=4.446 mas, bpa=28.13 degrees ! Estimated noise=650.819 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 = 0.00158055 Jy ! Component: 100 - total flux cleaned = 0.00174798 Jy ! Total flux subtracted in 100 components = 0.00174798 Jy ! Clean residual min=-0.003028 max=0.003205 Jy/beam ! Clean residual mean=0.000030 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 0.74659 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 54 components and 0.74659 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.096209Jy sigma=0.001095 ! Fit after self-cal, rms=0.096200Jy sigma=0.001095 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0804+499_S ! Writing UV FITS file: 0804+499_S.uvf ! Writing 54 model components to file: 0804+499_S.mod ! wwins: Wrote 2 windows to 0804+499_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.781 x 4.446 at 28.13 degrees (North through East) ! Clean map min=-0.0028904 max=0.62894 Jy/beam ! Writing clean map to FITS file: 0804+499_S.fits ! Writing difmap environment to: 0804+499_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0804+499_S] device 0804+499_Suv.ps/vps,1,2 ! Attempting to open device: '0804+499_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0804+499_Sim.ps/vps ! Attempting to open device: '0804+499_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=2.781 mas, bmaj=4.446 mas, bpa=28.13 degrees ! Estimated noise=650.819 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.781 x 4.446 at 28.13 degrees (North through East) ! Clean map min=-0.0028904 max=0.62894 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 0804+499_S.log closed on Fri Aug 12 13:56:56 2005