! Started logfile: NRAO512_S.log on Thu Feb 7 20:16:13 2008 observe NRAO512_S.edt ! Reading UV FITS file: NRAO512_S.edt ! AN table 1: 81 integrations on 136 of 136 possible baselines. ! AN table 2: 58 integrations on 136 of 136 possible baselines. ! AN table 3: 53 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.316636 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: NRAO512 ! ! 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 1252 lines of history. ! ! Reading 33072 visibilities. ![@gonzo7-0.4 NRAO512_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 572 telescope corrections were flagged in sub-array 1. ! A total of 742 telescope corrections were flagged in sub-array 2. ! A total of 590 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 568 telescope corrections were flagged in sub-array 1. ! A total of 742 telescope corrections were flagged in sub-array 2. ! A total of 599 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 567 telescope corrections were flagged in sub-array 1. ! A total of 766 telescope corrections were flagged in sub-array 2. ! A total of 604 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 563 telescope corrections were flagged in sub-array 1. ! A total of 757 telescope corrections were flagged in sub-array 2. ! A total of 601 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.211113Jy sigma=0.003104 ! Fit after self-cal, rms=0.210248Jy sigma=0.003103 ! 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=2.273 mas, bmaj=3.165 mas, bpa=-13.39 degrees ! Estimated noise=818.804 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 = 0.840969 Jy ! Total flux subtracted in 50 components = 0.840969 Jy ! Clean residual min=-0.028144 max=0.234688 Jy/beam ! Clean residual mean=-0.000026 rms=0.007813 Jy/beam ! Combined flux in latest and established models = 0.840969 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 0.840969 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.330654Jy sigma=0.004894 ! Fit after self-cal, rms=0.330654Jy sigma=0.004894 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.18526 Jy ! Total flux subtracted in 50 components = 0.18526 Jy ! Clean residual min=-0.015839 max=0.059849 Jy/beam ! Clean residual mean=-0.000018 rms=0.004335 Jy/beam ! Combined flux in latest and established models = 1.02623 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 7 components and 1.02623 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196047Jy sigma=0.002867 ! Fit after self-cal, rms=0.196045Jy sigma=0.002867 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0676498 Jy ! Total flux subtracted in 50 components = 0.0676498 Jy ! Clean residual min=-0.014502 max=0.034446 Jy/beam ! Clean residual mean=-0.000016 rms=0.003702 Jy/beam ! Combined flux in latest and established models = 1.09388 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 20 components and 1.09388 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168284Jy sigma=0.002366 ! Fit after self-cal, rms=0.168282Jy sigma=0.002366 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0417666 Jy ! Total flux subtracted in 50 components = 0.0417666 Jy ! Clean residual min=-0.013937 max=0.022167 Jy/beam ! Clean residual mean=-0.000015 rms=0.003433 Jy/beam ! Combined flux in latest and established models = 1.13565 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 27 components and 1.13565 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157179Jy sigma=0.002137 ! Fit after self-cal, rms=0.157175Jy sigma=0.002137 ! 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=3.294 mas, bmaj=4.408 mas, bpa=-9.936 degrees ! Estimated noise=347.812 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 = 0.0470519 Jy ! Component: 100 - total flux cleaned = 0.0721751 Jy ! Total flux subtracted in 100 components = 0.0721751 Jy ! Clean residual min=-0.015950 max=0.022114 Jy/beam ! Clean residual mean=-0.000040 rms=0.003722 Jy/beam ! Combined flux in latest and established models = 1.20782 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 51 components and 1.20782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147794Jy sigma=0.001903 ! Fit after self-cal, rms=0.147773Jy sigma=0.001903 ! 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 0.98 FD 1.03 GC 0.99 HN 0.96 ! KK 1.00* KP 0.91 LA 0.97 MC 1.43 ! MK 1.00* NL 0.97 NY 0.95 ON 0.98 ! OV 0.96 PT 1.01 SC 0.98 WF 1.09 ! WZ 0.87 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.07 GC 1.02 HN 1.00 ! KK 1.09 KP 1.00* LA 1.03 MC 1.06 ! MK 1.00* NL 0.94 NY 0.98 ON 0.99 ! OV 1.00* PT 1.03 SC 0.94 WF 0.99 ! WZ 0.95 ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.00 GC 0.96 HN 1.00 ! KK 0.98 KP 0.85 LA 0.93 MC 1.09 ! MK 0.91 NL 0.95 NY 0.99 ON 1.02 ! OV 1.01 PT 1.00 SC 0.94 WF 0.96 ! WZ 1.08 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 GC 0.97 HN 0.99 ! KK 1.00* KP 0.96 LA 1.00 MC 1.04 ! MK 1.00* NL 1.02 NY 0.94 ON 1.02 ! OV 0.93 PT 0.94 SC 1.06 WF 1.05 ! WZ 0.84 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.08 GC 1.04 HN 1.03 ! KK 0.98 KP 1.00* LA 1.05 MC 1.21 ! MK 1.00* NL 0.92 NY 0.98 ON 1.00 ! OV 1.00* PT 1.03 SC 0.97 WF 0.98 ! WZ 0.94 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.99 GC 0.96 HN 0.99 ! KK 0.95 KP 0.91 LA 0.97 MC 1.25 ! MK 0.97 NL 1.10 NY 0.98 ON 1.03 ! OV 0.92 PT 0.90 SC 1.06 WF 0.98 ! WZ 1.18 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 GC 1.01 HN 1.10 ! KK 1.00* KP 1.02 LA 0.96 MC 1.28 ! MK 1.00* NL 1.04 NY 0.98 ON 1.08 ! OV 0.97 PT 1.01 SC 1.13 WF 1.10 ! WZ 0.82 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.05 GC 1.01 HN 1.03 ! KK 1.00* KP 1.00* LA 1.04 MC 1.69 ! MK 1.00* NL 0.92 NY 1.01 ON 0.97 ! OV 1.00* PT 1.03 SC 0.99 WF 0.99 ! WZ 0.89 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.95 GC 0.96 HN 1.03 ! KK 0.98 KP 1.08 LA 0.91 MC 1.00* ! MK 0.93 NL 1.10 NY 1.03 ON 1.07 ! OV 1.03 PT 0.99 SC 1.21 WF 1.00 ! WZ 1.10 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 GC 1.04 HN 1.08 ! KK 1.00* KP 1.02 LA 0.91 MC 1.46 ! MK 0.84 NL 1.04 NY 1.02 ON 1.13 ! OV 0.85 PT 0.99 SC 1.16 WF 1.16 ! WZ 0.84 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.05 GC 1.03 HN 1.03 ! KK 1.47 KP 1.00* LA 1.02 MC 1.75 ! MK 1.00* NL 0.92 NY 0.95 ON 1.00 ! OV 1.00* PT 1.04 SC 0.99 WF 1.04 ! WZ 0.92 ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.87 GC 0.98 HN 1.02 ! KK 1.04 KP 1.02 LA 0.85 MC 1.00* ! MK 0.90 NL 1.12 NY 1.01 ON 1.09 ! OV 0.94 PT 1.00 SC 1.27 WF 1.01 ! WZ 1.14 ! ! ! Fit before self-cal, rms=0.147773Jy sigma=0.001903 ! Fit after self-cal, rms=0.108376Jy sigma=0.001241 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.327 mas, bmaj=4.476 mas, bpa=-9.221 degrees ! Estimated noise=346.138 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 (-5.6, -2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00230322 Jy ! Component: 100 - total flux cleaned = 0.00286997 Jy ! Total flux subtracted in 100 components = 0.00286997 Jy ! Clean residual min=-0.003013 max=0.004399 Jy/beam ! Clean residual mean=0.000257 rms=0.000746 Jy/beam ! Combined flux in latest and established models = 1.21069 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 62 components and 1.21069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107888Jy sigma=0.001234 ! Fit after self-cal, rms=0.107869Jy sigma=0.001233 ! 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 (9.6, -2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0020502 Jy ! Component: 100 - total flux cleaned = 0.003325 Jy ! Total flux subtracted in 100 components = 0.003325 Jy ! Clean residual min=-0.002933 max=0.003707 Jy/beam ! Clean residual mean=0.000251 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 1.21402 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 74 components and 1.21402 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107639Jy sigma=0.001230 ! Fit after self-cal, rms=0.104593Jy sigma=0.001186 ! Inverting map and beam ! Estimated beam: bmin=3.33 mas, bmaj=4.467 mas, bpa=-9.415 degrees ! Estimated noise=345.766 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) ! Added new window around map position (-14.4, -4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201247 Jy ! Component: 100 - total flux cleaned = 0.00316261 Jy ! Total flux subtracted in 100 components = 0.00316261 Jy ! Clean residual min=-0.001975 max=0.002329 Jy/beam ! Clean residual mean=0.000226 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 1.21718 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 88 components and 1.21718 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.104467Jy sigma=0.001184 ! Fit after self-cal, rms=0.104458Jy sigma=0.001184 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save NRAO512_S ! Writing UV FITS file: NRAO512_S.uvf ! Writing 88 model components to file: NRAO512_S.mod ! wwins: Wrote 4 windows to NRAO512_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.33 x 4.467 at -9.415 degrees (North through East) ! Clean map min=-0.001888 max=1.1189 Jy/beam ! Writing clean map to FITS file: NRAO512_S.fits ! Writing difmap environment to: NRAO512_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot NRAO512_S] device NRAO512_Suv.ps/vps,1,2 ! Attempting to open device: 'NRAO512_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device NRAO512_Sim.ps/vps ! Attempting to open device: 'NRAO512_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=3.33 mas, bmaj=4.467 mas, bpa=-9.415 degrees ! Estimated noise=345.766 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.33 x 4.467 at -9.415 degrees (North through East) ! Clean map min=-0.001888 max=1.1189 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file NRAO512_S.log closed on Thu Feb 7 20:16:21 2008