! Started logfile: 0434-188_S.log on Wed Dec 13 14:26:41 2006 observe 0434-188_S.edt ! Reading UV FITS file: 0434-188_S.edt ! AN table 1: 38 integrations on 153 of 153 possible baselines. ! AN table 2: 88 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.024847 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0434-188 ! ! 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 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1912 lines of history. ! ! Reading 1916 visibilities. ![@gonzo7-0.4 0434-188_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 588 telescope corrections were flagged in sub-array 1. ! A total of 1542 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 584 telescope corrections were flagged in sub-array 1. ! A total of 1544 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 592 telescope corrections were flagged in sub-array 1. ! A total of 1545 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 594 telescope corrections were flagged in sub-array 1. ! A total of 1581 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.285649Jy sigma=0.003475 ! Fit after self-cal, rms=0.272566Jy sigma=0.003594 ! 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=2.73 mas, bmaj=4.302 mas, bpa=-22.33 degrees ! Estimated noise=3117.76 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 = 0.597348 Jy ! Total flux subtracted in 50 components = 0.597348 Jy ! Clean residual min=-0.067175 max=0.170779 Jy/beam ! Clean residual mean=0.000625 rms=0.025968 Jy/beam ! Combined flux in latest and established models = 0.597348 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 4 components and 0.597348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224014Jy sigma=0.003455 ! Fit after self-cal, rms=0.224020Jy sigma=0.003455 ! 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=2.854 mas, bmaj=7.426 mas, bpa=-19.08 degrees ! Estimated noise=1606.48 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 = 0.151849 Jy ! Component: 100 - total flux cleaned = 0.204499 Jy ! Total flux subtracted in 100 components = 0.204499 Jy ! Clean residual min=-0.028655 max=0.035579 Jy/beam ! Clean residual mean=0.000190 rms=0.008295 Jy/beam ! Combined flux in latest and established models = 0.801847 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 24 components and 0.801847 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119144Jy sigma=0.001675 ! Fit after self-cal, rms=0.119196Jy sigma=0.001674 ! 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 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 GC 1.00* HH 1.00* HN 0.91 ! LA 1.10 MC 1.00* MK 0.94 NY 1.00* ! ON 1.00* OV 0.96 PT 0.94 SC 1.00* ! TS 1.00* WF 1.10 BR 1.00* KK 1.00* ! KP 1.00* WZ 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.00* GC 1.00* HH 1.11 HN 1.00* ! LA 1.00* MC 1.03 MK 1.00* NY 1.00* ! ON 0.93 OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* BR 1.00* KK 1.00* ! KP 1.00* WZ 0.91 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 GC 1.00* HH 1.00* HN 0.92 ! LA 1.05 MC 1.00* MK 1.00 NY 1.00* ! ON 1.00* OV 1.02 PT 0.92 SC 1.00* ! TS 1.00* WF 1.08 BR 1.00* KK 1.00* ! KP 1.00* WZ 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.00* GC 1.00* HH 1.24 HN 1.00* ! LA 1.00* MC 1.05 MK 1.00* NY 1.00* ! ON 1.05 OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* BR 1.00* KK 1.00* ! KP 1.00* WZ 0.84 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 GC 1.00* HH 1.00* HN 1.21 ! LA 0.93 MC 1.00* MK 1.00 NY 1.00* ! ON 1.00* OV 1.02 PT 1.03 SC 1.00* ! TS 1.00* WF 1.27 BR 1.00* KK 1.00* ! KP 1.00* WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.00* GC 1.00* HH 1.01 HN 1.00* ! LA 1.00* MC 1.07 MK 1.00* NY 1.00* ! ON 0.89 OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* BR 1.00* KK 1.00* ! KP 1.00* WZ 0.96 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.80 GC 1.00* HH 1.00* HN 1.12 ! LA 0.76 MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* OV 0.89 PT 1.01 SC 1.00* ! TS 1.00* WF 1.27 BR 1.00* KK 1.00* ! KP 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.119196Jy sigma=0.001674 ! Fit after self-cal, rms=0.079459Jy sigma=0.001042 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.878 mas, bmaj=9.775 mas, bpa=-18.88 degrees ! Estimated noise=1580.71 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 = -0.00349431 Jy ! Component: 100 - total flux cleaned = -0.00350869 Jy ! Total flux subtracted in 100 components = -0.00350869 Jy ! Clean residual min=-0.008402 max=0.007161 Jy/beam ! Clean residual mean=0.000266 rms=0.001873 Jy/beam ! Combined flux in latest and established models = 0.798338 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 31 components and 0.798338 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079178Jy sigma=0.001036 ! Fit after self-cal, rms=0.079208Jy sigma=0.001036 ! 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 = 0.000264946 Jy ! Component: 100 - total flux cleaned = 0.000356878 Jy ! Total flux subtracted in 100 components = 0.000356878 Jy ! Clean residual min=-0.007900 max=0.006890 Jy/beam ! Clean residual mean=0.000266 rms=0.001826 Jy/beam ! Combined flux in latest and established models = 0.798695 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 33 components and 0.798695 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079117Jy sigma=0.001034 ! Fit after self-cal, rms=0.077357Jy sigma=0.001007 ! Inverting map and beam ! Estimated beam: bmin=2.881 mas, bmaj=9.795 mas, bpa=-18.87 degrees ! Estimated noise=1585.02 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 = 0.000177059 Jy ! Component: 100 - total flux cleaned = 0.000247668 Jy ! Total flux subtracted in 100 components = 0.000247668 Jy ! Clean residual min=-0.007951 max=0.005918 Jy/beam ! Clean residual mean=0.000179 rms=0.001761 Jy/beam ! Combined flux in latest and established models = 0.798943 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 37 components and 0.798943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.077280Jy sigma=0.001005 ! Fit after self-cal, rms=0.077304Jy sigma=0.001005 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0434-188_S ! Writing UV FITS file: 0434-188_S.uvf ! Writing 37 model components to file: 0434-188_S.mod ! wwins: Wrote 1 windows to 0434-188_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.881 x 9.795 at -18.87 degrees (North through East) ! Clean map min=-0.0076756 max=0.76211 Jy/beam ! Writing clean map to FITS file: 0434-188_S.fits ! Writing difmap environment to: 0434-188_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0434-188_S] device 0434-188_Suv.ps/vps,1,2 ! Attempting to open device: '0434-188_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0434-188_Sim.ps/vps ! Attempting to open device: '0434-188_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=2.881 mas, bmaj=9.795 mas, bpa=-18.87 degrees ! Estimated noise=1585.02 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.881 x 9.795 at -18.87 degrees (North through East) ! Clean map min=-0.0076756 max=0.76211 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 0434-188_S.log closed on Wed Dec 13 14:27:04 2006