! Started logfile: 1954-388_S.log on Mon Feb 5 21:17:35 2007 observe 1954-388_S.edt ! Reading UV FITS file: 1954-388_S.edt ! AN table 1: 4 integrations on 153 of 153 possible baselines. ! AN table 2: 10 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0480859 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1954-388 ! ! 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 412 visibilities. ![@gonzo7-0.4 1954-388_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 72 telescope corrections were flagged in sub-array 1. ! A total of 148 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! A total of 147 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! A total of 147 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! A total of 148 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.153134Jy sigma=0.001967 ! Fit after self-cal, rms=0.151437Jy sigma=0.001952 ! 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=2.545 mas, bmaj=34.41 mas, bpa=-18.04 degrees ! Estimated noise=3969.42 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 = 0.711316 Jy ! Total flux subtracted in 50 components = 0.711316 Jy ! Clean residual min=-0.051121 max=0.198372 Jy/beam ! Clean residual mean=-0.001129 rms=0.029487 Jy/beam ! Combined flux in latest and established models = 0.711316 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 0.711316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250536Jy sigma=0.003308 ! Fit after self-cal, rms=0.250536Jy sigma=0.003308 ! 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=2.832 mas, bmaj=33.48 mas, bpa=-18.17 degrees ! Estimated noise=3060.48 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 = 0.172189 Jy ! Component: 100 - total flux cleaned = 0.23638 Jy ! Total flux subtracted in 100 components = 0.23638 Jy ! Clean residual min=-0.025270 max=0.030777 Jy/beam ! Clean residual mean=-0.000420 rms=0.009188 Jy/beam ! Combined flux in latest and established models = 0.947696 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.947696 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.112205Jy sigma=0.001457 ! Fit after self-cal, rms=0.112114Jy sigma=0.001456 ! 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: ! 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* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.10 GC 1.00* HH 1.00* HN 1.00* ! LA 1.08 MC 1.00* MK 0.93 NY 1.00* ! ON 1.00* OV 1.03 PT 0.95 SC 1.00* ! TS 1.00* WF 1.00* BR 1.00* KK 0.96 ! KP 0.94 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! 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* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 GC 1.00* HH 1.00* HN 1.00* ! LA 1.01 MC 1.00* MK 1.04 NY 1.00* ! ON 1.00* OV 1.01 PT 0.91 SC 1.00* ! TS 1.00* WF 1.00* BR 1.00* KK 0.96 ! KP 0.99 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! 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* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 GC 1.00* HH 1.00* HN 1.00* ! LA 0.91 MC 1.00* MK 1.00 NY 1.00* ! ON 1.00* OV 1.06 PT 1.04 SC 1.00* ! TS 1.00* WF 1.00* BR 1.00* KK 1.03 ! KP 1.00 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! 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* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.88 GC 1.00* HH 1.00* HN 1.00* ! LA 0.83 MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* OV 0.93 PT 0.99 SC 1.00* ! TS 1.00* WF 1.00* BR 1.00* KK 1.06 ! KP 1.00 WZ 1.00* ! ! ! Fit before self-cal, rms=0.112114Jy sigma=0.001456 ! Fit after self-cal, rms=0.085874Jy sigma=0.001102 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.842 mas, bmaj=33.8 mas, bpa=-18.15 degrees ! Estimated noise=2969.37 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 = 0.0182538 Jy ! Component: 100 - total flux cleaned = 0.0280547 Jy ! Total flux subtracted in 100 components = 0.0280547 Jy ! Clean residual min=-0.010756 max=0.010684 Jy/beam ! Clean residual mean=-0.000215 rms=0.003366 Jy/beam ! Combined flux in latest and established models = 0.975751 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 43 components and 0.975751 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081993Jy sigma=0.001056 ! Fit after self-cal, rms=0.081998Jy sigma=0.001055 ! 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 = 0.00652906 Jy ! Component: 100 - total flux cleaned = 0.0113719 Jy ! Total flux subtracted in 100 components = 0.0113719 Jy ! Clean residual min=-0.010462 max=0.009556 Jy/beam ! Clean residual mean=-0.000200 rms=0.003061 Jy/beam ! Combined flux in latest and established models = 0.987123 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.987123 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081344Jy sigma=0.001049 ! Fit after self-cal, rms=0.079391Jy sigma=0.001032 ! Inverting map and beam ! Estimated beam: bmin=2.831 mas, bmaj=33.76 mas, bpa=-18.15 degrees ! Estimated noise=2966.78 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 = 0.00754345 Jy ! Component: 100 - total flux cleaned = 0.0121924 Jy ! Total flux subtracted in 100 components = 0.0121924 Jy ! Clean residual min=-0.009041 max=0.008325 Jy/beam ! Clean residual mean=-0.000159 rms=0.002753 Jy/beam ! Combined flux in latest and established models = 0.999315 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 65 components and 0.999315 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.078673Jy sigma=0.001022 ! Fit after self-cal, rms=0.078670Jy sigma=0.001022 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1954-388_S ! Writing UV FITS file: 1954-388_S.uvf ! Writing 65 model components to file: 1954-388_S.mod ! wwins: Wrote 1 windows to 1954-388_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.831 x 33.76 at -18.15 degrees (North through East) ! Clean map min=-0.0087258 max=0.90035 Jy/beam ! Writing clean map to FITS file: 1954-388_S.fits ! Writing difmap environment to: 1954-388_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1954-388_S] device 1954-388_Suv.ps/vps,1,2 ! Attempting to open device: '1954-388_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1954-388_Sim.ps/vps ! Attempting to open device: '1954-388_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=2.831 mas, bmaj=33.76 mas, bpa=-18.15 degrees ! Estimated noise=2966.78 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.831 x 33.76 at -18.15 degrees (North through East) ! Clean map min=-0.0087258 max=0.90035 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1954-388_S.log closed on Mon Feb 5 21:17:44 2007