! Started logfile: 0537-441_S.log on Sun Mar 1 18:17:19 2009 observe 0537-441_S.edt ! Reading UV FITS file: 0537-441_S.edt ! AN table 1: 4 integrations on 190 of 190 possible baselines. ! AN table 2: 14 integrations on 190 of 190 possible baselines. ! AN table 3: 11 integrations on 190 of 190 possible baselines. ! AN table 4: 20 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0253491 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0537-441 ! ! 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 1477 lines of history. ! ! Reading 944 visibilities. ![@gonzo7-0.4 0537-441_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 80 telescope corrections were flagged in sub-array 1. ! A total of 221 telescope corrections were flagged in sub-array 2. ! A total of 220 telescope corrections were flagged in sub-array 3. ! A total of 400 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 80 telescope corrections were flagged in sub-array 1. ! A total of 221 telescope corrections were flagged in sub-array 2. ! A total of 220 telescope corrections were flagged in sub-array 3. ! A total of 400 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 80 telescope corrections were flagged in sub-array 1. ! A total of 221 telescope corrections were flagged in sub-array 2. ! A total of 220 telescope corrections were flagged in sub-array 3. ! A total of 400 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 80 telescope corrections were flagged in sub-array 1. ! A total of 221 telescope corrections were flagged in sub-array 2. ! A total of 220 telescope corrections were flagged in sub-array 3. ! A total of 400 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=2.184388Jy sigma=25.050334 ! Fit after self-cal, rms=2.184356Jy sigma=25.050170 ! 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=2.229 mas, bmaj=6.641 mas, bpa=-10.27 degrees ! Estimated noise=4.70534 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 = 2.19612 Jy ! Total flux subtracted in 50 components = 2.19612 Jy ! Clean residual min=-0.238650 max=0.612459 Jy/beam ! Clean residual mean=-0.006039 rms=0.096702 Jy/beam ! Combined flux in latest and established models = 2.19612 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 2.19612 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.085186Jy sigma=12.465076 ! Fit after self-cal, rms=1.085188Jy sigma=12.465075 ! 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=3.098 mas, bmaj=8.83 mas, bpa=-1.825 degrees ! Estimated noise=2.96242 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 = 0.763565 Jy ! Component: 100 - total flux cleaned = 1.02728 Jy ! Total flux subtracted in 100 components = 1.02728 Jy ! Clean residual min=-0.114991 max=0.130073 Jy/beam ! Clean residual mean=0.001098 rms=0.044931 Jy/beam ! Combined flux in latest and established models = 3.2234 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 29 components and 3.2234 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.461731Jy sigma=5.024956 ! Fit after self-cal, rms=0.461361Jy sigma=5.021830 ! 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 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 2: ! BR 1.00* FD 0.99 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.00 LA 1.12 ! MA 1.00* MC 1.00* MK 1.00 NL 1.00* ! NY 1.00* ON 1.00* OV 0.99 PT 0.88 ! SC 1.11 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* ! 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 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. ! Telescope amplitude corrections in sub-array 1: ! 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 2: ! BR 1.00* FD 0.91 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.07 LA 1.13 ! MA 1.00* MC 1.00* MK 1.05 NL 1.00* ! NY 1.00* ON 1.00* OV 0.91 PT 0.94 ! SC 0.95 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* ! 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 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. ! Telescope amplitude corrections in sub-array 1: ! 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 2: ! BR 1.00* FD 0.87 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.14 LA 0.99 ! MA 1.00* MC 1.00* MK 1.04 NL 1.00* ! NY 1.00* ON 1.00* OV 1.01 PT 0.98 ! SC 1.06 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* ! 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 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. ! Telescope amplitude corrections in sub-array 1: ! 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 2: ! BR 1.00* FD 0.79 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.11 LA 0.86 ! MA 1.00* MC 1.00* MK 1.03 NL 1.00* ! NY 1.00* ON 1.00* OV 0.89 PT 0.95 ! 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* ! 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 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=0.461361Jy sigma=5.021830 ! Fit after self-cal, rms=0.143827Jy sigma=1.185048 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.166 mas, bmaj=8.966 mas, bpa=-1.818 degrees ! Estimated noise=2.8755 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 = 0.00483065 Jy ! Component: 100 - total flux cleaned = 0.00485648 Jy ! Total flux subtracted in 100 components = 0.00485648 Jy ! Clean residual min=-0.013541 max=0.024461 Jy/beam ! Clean residual mean=-0.000441 rms=0.005302 Jy/beam ! Combined flux in latest and established models = 3.22826 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 34 components and 3.22826 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143168Jy sigma=1.183322 ! Fit after self-cal, rms=0.143042Jy sigma=1.181799 ! 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 = 0.000563809 Jy ! Component: 100 - total flux cleaned = 0.000390149 Jy ! Total flux subtracted in 100 components = 0.000390149 Jy ! Clean residual min=-0.013368 max=0.023698 Jy/beam ! Clean residual mean=-0.000437 rms=0.005243 Jy/beam ! Combined flux in latest and established models = 3.22865 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 38 components and 3.22865 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142730Jy sigma=1.180221 ! Fit after self-cal, rms=0.139101Jy sigma=1.124163 ! Inverting map and beam ! Estimated beam: bmin=3.163 mas, bmaj=8.948 mas, bpa=-1.921 degrees ! Estimated noise=2.87596 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 = 0.00288547 Jy ! Component: 100 - total flux cleaned = 0.00287274 Jy ! Total flux subtracted in 100 components = 0.00287274 Jy ! Clean residual min=-0.013044 max=0.021486 Jy/beam ! Clean residual mean=-0.000443 rms=0.004919 Jy/beam ! Combined flux in latest and established models = 3.23152 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 43 components and 3.23152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138441Jy sigma=1.122401 ! Fit after self-cal, rms=0.138360Jy sigma=1.121315 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0537-441_S ! Writing UV FITS file: 0537-441_S.uvf ! Writing 43 model components to file: 0537-441_S.mod ! wwins: Wrote 1 windows to 0537-441_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.163 x 8.948 at -1.921 degrees (North through East) ! Clean map min=-0.012645 max=2.9754 Jy/beam ! Writing clean map to FITS file: 0537-441_S.fits ! Writing difmap environment to: 0537-441_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0537-441_S] device 0537-441_Suv.ps/vps,1,2 ! Attempting to open device: '0537-441_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0537-441_Sim.ps/vps ! Attempting to open device: '0537-441_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=3.163 mas, bmaj=8.948 mas, bpa=-1.921 degrees ! Estimated noise=2.87596 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.163 x 8.948 at -1.921 degrees (North through East) ! Clean map min=-0.012645 max=2.9754 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 0537-441_S.log closed on Sun Mar 1 18:17:25 2009