! Started logfile: 2052-474_S.log on Mon Jun 23 11:14:31 2008 observe 2052-474_S.edt ! Reading UV FITS file: 2052-474_S.edt ! AN table 1: 20 integrations on 190 of 190 possible baselines. ! AN table 2: 15 integrations on 190 of 190 possible baselines. ! AN table 3: 14 integrations on 190 of 190 possible baselines. ! AN table 4: 29 integrations on 190 of 190 possible baselines. ! AN table 5: 8 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0232558 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 2052-474 ! ! 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 1520 visibilities. ![@gonzo6-0.4 2052-474_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 = 6.0 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 340 telescope corrections were flagged in sub-array 1. ! A total of 288 telescope corrections were flagged in sub-array 2. ! A total of 280 telescope corrections were flagged in sub-array 3. ! A total of 556 telescope corrections were flagged in sub-array 4. ! A total of 160 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 337 telescope corrections were flagged in sub-array 1. ! A total of 288 telescope corrections were flagged in sub-array 2. ! A total of 280 telescope corrections were flagged in sub-array 3. ! A total of 556 telescope corrections were flagged in sub-array 4. ! A total of 160 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 337 telescope corrections were flagged in sub-array 1. ! A total of 291 telescope corrections were flagged in sub-array 2. ! A total of 280 telescope corrections were flagged in sub-array 3. ! A total of 556 telescope corrections were flagged in sub-array 4. ! A total of 160 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 337 telescope corrections were flagged in sub-array 1. ! A total of 288 telescope corrections were flagged in sub-array 2. ! A total of 280 telescope corrections were flagged in sub-array 3. ! A total of 556 telescope corrections were flagged in sub-array 4. ! A total of 160 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.421168Jy sigma=3.654596 ! Fit after self-cal, rms=0.422756Jy sigma=3.674688 ! 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=2.334 mas, bmaj=7.603 mas, bpa=-4.182 degrees ! Estimated noise=4.72672 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 = 0.868463 Jy ! Total flux subtracted in 50 components = 0.868463 Jy ! Clean residual min=-0.104371 max=0.242198 Jy/beam ! Clean residual mean=-0.001262 rms=0.032773 Jy/beam ! Combined flux in latest and established models = 0.868463 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 0.868463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.510116Jy sigma=4.630863 ! Fit after self-cal, rms=0.510116Jy sigma=4.630864 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.220578 Jy ! Total flux subtracted in 50 components = 0.220578 Jy ! Clean residual min=-0.068160 max=0.099487 Jy/beam ! Clean residual mean=-0.000900 rms=0.020009 Jy/beam ! Combined flux in latest and established models = 1.08904 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 1.08904 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.372142Jy sigma=3.110918 ! Fit after self-cal, rms=0.372134Jy sigma=3.110420 ! 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=3.234 mas, bmaj=11.17 mas, bpa=-5.399 degrees ! Estimated noise=2.93175 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 = 0.179556 Jy ! Component: 100 - total flux cleaned = 0.251425 Jy ! Total flux subtracted in 100 components = 0.251425 Jy ! Clean residual min=-0.047296 max=0.040794 Jy/beam ! Clean residual mean=-0.001628 rms=0.016513 Jy/beam ! Combined flux in latest and established models = 1.34047 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 33 model components to the UV plane model. ! The established model now contains 45 components and 1.34047 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.279125Jy sigma=2.229454 ! Fit after self-cal, rms=0.279099Jy sigma=2.228281 ! 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 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.92 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00 KP 0.68 LA 0.82 ! MA 1.00* MC 1.00* MK 0.99 NL 1.00* ! NY 1.00* ON 1.00* OV 0.93 PT 1.11 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 12 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* ! ! 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* ! 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* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.09 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.00 LA 1.07 ! MA 1.00* MC 1.00* MK 1.00* NL 1.00* ! NY 1.00* ON 1.00* OV 1.00* PT 1.06 ! SC 0.99 TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! 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* ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.93 GC 1.00* HH 1.00* ! HN 1.00* KK 0.95 KP 0.96 LA 0.87 ! MA 1.00* MC 1.00* MK 0.99 NL 1.00* ! NY 1.00* ON 1.00* OV 0.81 PT 0.96 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 12 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* ! ! 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* ! 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* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.10 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.01 LA 1.07 ! MA 1.00* MC 1.00* MK 1.00* NL 1.00* ! NY 1.00* ON 1.00* OV 1.00* PT 1.05 ! SC 0.97 TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! 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* ! ! ! 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 1.03 GC 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 0.90 LA 0.73 ! MA 1.00* MC 1.00* MK 1.05 NL 1.00* ! NY 1.00* ON 1.00* OV 0.93 PT 0.96 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 9 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* ! ! 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* ! 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* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.11 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.87 LA 1.05 ! MA 1.00* MC 1.00* MK 1.00* NL 1.00* ! NY 1.00* ON 1.00* OV 1.00* PT 1.08 ! SC 0.88 TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! 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* ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.05 GC 1.00* HH 1.00* ! HN 1.00* KK 1.02 KP 0.92 LA 1.07 ! MA 1.00* MC 1.00* MK 1.06 NL 1.00* ! NY 1.00* ON 1.00* OV 0.84 PT 1.16 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 12 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* ! ! 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* ! 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* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.11 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.07 LA 1.06 ! MA 1.00* MC 1.00* MK 1.00* NL 1.00* ! NY 1.00* ON 1.00* OV 1.00* PT 1.02 ! SC 0.96 TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! 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* ! ! ! Fit before self-cal, rms=0.279099Jy sigma=2.228281 ! Fit after self-cal, rms=0.152192Jy sigma=1.158576 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.089 mas, bmaj=13.66 mas, bpa=-10.78 degrees ! Estimated noise=3.31454 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 = 0.0059708 Jy ! Component: 100 - total flux cleaned = 0.00657548 Jy ! Total flux subtracted in 100 components = 0.00657548 Jy ! Clean residual min=-0.015265 max=0.026993 Jy/beam ! Clean residual mean=-0.000395 rms=0.005744 Jy/beam ! Combined flux in latest and established models = 1.34704 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 4 model components to the UV plane model. ! The established model now contains 49 components and 1.34704 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148636Jy sigma=1.119514 ! Fit after self-cal, rms=0.148709Jy sigma=1.118243 ! 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 (-30.8, 30). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0230652 Jy ! Component: 100 - total flux cleaned = 0.0334628 Jy ! Total flux subtracted in 100 components = 0.0334628 Jy ! Clean residual min=-0.012101 max=0.013350 Jy/beam ! Clean residual mean=-0.000086 rms=0.003902 Jy/beam ! Combined flux in latest and established models = 1.38051 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 61 components and 1.3805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145274Jy sigma=1.085105 ! Fit after self-cal, rms=0.144093Jy sigma=1.060614 ! Inverting map and beam ! Estimated beam: bmin=3.074 mas, bmaj=13.64 mas, bpa=-10.86 degrees ! Estimated noise=3.28744 mJy/beam. ! Added new window around map position (-9.6, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00456204 Jy ! Component: 100 - total flux cleaned = 0.00716737 Jy ! Total flux subtracted in 100 components = 0.00716737 Jy ! Clean residual min=-0.010931 max=0.010497 Jy/beam ! Clean residual mean=-0.000126 rms=0.003254 Jy/beam ! Combined flux in latest and established models = 1.38767 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 77 components and 1.38767 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141744Jy sigma=1.044278 ! Fit after self-cal, rms=0.141496Jy sigma=1.035369 ! Inverting map and beam ! Estimated beam: bmin=3.069 mas, bmaj=13.61 mas, bpa=-10.85 degrees ! Estimated noise=3.26916 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 = -0.00180173 Jy ! Component: 100 - total flux cleaned = 0.0010486 Jy ! Total flux subtracted in 100 components = 0.0010486 Jy ! Clean residual min=-0.009514 max=0.009239 Jy/beam ! Clean residual mean=-0.000129 rms=0.002862 Jy/beam ! Combined flux in latest and established models = 1.38872 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 89 components and 1.38872 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139885Jy sigma=1.030832 ! Fit after self-cal, rms=0.139889Jy sigma=1.028091 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 2052-474_S ! Writing UV FITS file: 2052-474_S.uvf ! Writing 89 model components to file: 2052-474_S.mod ! wwins: Wrote 3 windows to 2052-474_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.069 x 13.61 at -10.85 degrees (North through East) ! Clean map min=-0.0092044 max=1.1305 Jy/beam ! Writing clean map to FITS file: 2052-474_S.fits ! Writing difmap environment to: 2052-474_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 2052-474_S] device 2052-474_Suv.ps/vps,1,2 ! Attempting to open device: '2052-474_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 2052-474_Sim.ps/vps ! Attempting to open device: '2052-474_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=3.069 mas, bmaj=13.61 mas, bpa=-10.85 degrees ! Estimated noise=3.26916 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.069 x 13.61 at -10.85 degrees (North through East) ! Clean map min=-0.0092044 max=1.1305 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.4] quit ! Quitting program ! Log file 2052-474_S.log closed on Mon Jun 23 11:14:40 2008