! Started logfile: NRAO512_S.log on Fri Apr 27 22:41:38 2007 observe NRAO512_S.edt ! Reading UV FITS file: NRAO512_S.edt ! AN table 1: 78 integrations on 153 of 153 possible baselines. ! AN table 2: 71 integrations on 153 of 153 possible baselines. ! AN table 3: 11 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.314665 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 2.22997e+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 30812 visibilities. ![@gonzo9-0.4 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 = 9.0 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 762 telescope corrections were flagged in sub-array 1. ! A total of 587 telescope corrections were flagged in sub-array 2. ! A total of 180 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 763 telescope corrections were flagged in sub-array 1. ! A total of 589 telescope corrections were flagged in sub-array 2. ! A total of 180 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 776 telescope corrections were flagged in sub-array 1. ! A total of 634 telescope corrections were flagged in sub-array 2. ! A total of 180 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 807 telescope corrections were flagged in sub-array 1. ! A total of 607 telescope corrections were flagged in sub-array 2. ! A total of 181 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.300560Jy sigma=0.004714 ! Fit after self-cal, rms=0.299955Jy sigma=0.004717 ! 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=1.932 mas, bmaj=2.811 mas, bpa=-9.96 degrees ! Estimated noise=783.615 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 = 0.53841 Jy ! Total flux subtracted in 50 components = 0.53841 Jy ! Clean residual min=-0.020862 max=0.150273 Jy/beam ! Clean residual mean=0.000047 rms=0.005566 Jy/beam ! Combined flux in latest and established models = 0.53841 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 0.53841 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225407Jy sigma=0.003864 ! Fit after self-cal, rms=0.225407Jy sigma=0.003864 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.119184 Jy ! Total flux subtracted in 50 components = 0.119184 Jy ! Clean residual min=-0.012457 max=0.040136 Jy/beam ! Clean residual mean=0.000026 rms=0.003189 Jy/beam ! Combined flux in latest and established models = 0.657594 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 6 components and 0.657594 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142201Jy sigma=0.002408 ! Fit after self-cal, rms=0.142200Jy sigma=0.002407 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0459776 Jy ! Total flux subtracted in 50 components = 0.0459776 Jy ! Clean residual min=-0.010700 max=0.024392 Jy/beam ! Clean residual mean=0.000018 rms=0.002672 Jy/beam ! Combined flux in latest and established models = 0.703572 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 14 components and 0.703572 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124292Jy sigma=0.002049 ! Fit after self-cal, rms=0.124284Jy sigma=0.002049 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.030421 Jy ! Total flux subtracted in 50 components = 0.030421 Jy ! Clean residual min=-0.010074 max=0.016693 Jy/beam ! Clean residual mean=0.000012 rms=0.002403 Jy/beam ! Combined flux in latest and established models = 0.733993 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 16 components and 0.733993 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116213Jy sigma=0.001874 ! Fit after self-cal, rms=0.116213Jy sigma=0.001874 ! 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=2.712 mas, bmaj=3.801 mas, bpa=-5.675 degrees ! Estimated noise=291.294 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 = 0.0321189 Jy ! Component: 100 - total flux cleaned = 0.0483529 Jy ! Total flux subtracted in 100 components = 0.0483529 Jy ! Clean residual min=-0.009954 max=0.016423 Jy/beam ! Clean residual mean=0.000002 rms=0.002531 Jy/beam ! Combined flux in latest and established models = 0.782346 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 27 components and 0.782346 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.109759Jy sigma=0.001720 ! Fit after self-cal, rms=0.109740Jy sigma=0.001720 ! 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 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 GC 0.97 HH 1.00* HN 0.98 ! LA 1.08 MC 1.21 MK 0.91 NY 1.00 ! ON 0.97 OV 0.99 PT 0.95 SC 1.00* ! TS 1.06 WF 1.09 BR 0.92 KK 0.92 ! KP 0.93 WZ 1.06 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.10 GC 0.97 HH 1.00* HN 0.95 ! LA 1.09 MC 1.08 MK 0.92 NY 0.98 ! ON 0.96 OV 1.00 PT 0.95 SC 1.00* ! TS 1.00* WF 1.12 BR 0.93 KK 1.06 ! KP 0.93 WZ 0.88 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.00* GC 0.96 HH 1.00* HN 1.00* ! LA 1.00* MC 1.00* MK 1.00* NY 1.01 ! ON 1.09 OV 1.00* PT 1.00* SC 1.00* ! TS 0.97 WF 1.00* BR 1.00* KK 1.00* ! KP 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 GC 0.95 HH 1.00* HN 0.99 ! LA 1.02 MC 1.16 MK 1.00 NY 0.97 ! ON 1.00 OV 1.00 PT 0.93 SC 1.00* ! TS 1.03 WF 1.07 BR 0.98 KK 0.90 ! KP 0.97 WZ 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 GC 0.95 HH 1.00* HN 0.96 ! LA 1.05 MC 1.12 MK 1.01 NY 0.95 ! ON 1.11 OV 1.02 PT 0.95 SC 1.00* ! TS 1.00* WF 1.08 BR 1.00 KK 1.05 ! KP 0.98 WZ 0.86 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.00* GC 0.99 HH 1.00* HN 1.00* ! LA 1.00* MC 1.00* MK 1.00* NY 0.98 ! ON 1.11 OV 1.00* PT 1.00* SC 1.00* ! TS 0.94 WF 1.00* BR 1.00* KK 1.00* ! KP 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.90 GC 1.01 HH 1.00* HN 1.24 ! LA 0.91 MC 1.22 MK 0.98 NY 0.99 ! ON 0.98 OV 1.01 PT 1.03 SC 1.00* ! TS 1.05 WF 1.22 BR 1.00 KK 0.95 ! KP 0.97 WZ 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 GC 1.05 HH 1.00* HN 1.25 ! LA 0.95 MC 1.20 MK 0.99 NY 1.00 ! ON 0.98 OV 1.03 PT 1.06 SC 1.00* ! TS 1.00* WF 1.00* BR 1.05 KK 1.09 ! KP 1.02 WZ 0.86 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.00* GC 1.03 HH 1.00* HN 1.00* ! LA 1.00* MC 1.00* MK 1.00* NY 0.99 ! ON 1.14 OV 1.00* PT 1.00* SC 1.00* ! TS 0.96 WF 1.00* BR 1.00* KK 1.00* ! KP 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.86 GC 1.10 HH 1.00* HN 1.17 ! LA 0.81 MC 1.00* MK 0.97 NY 1.06 ! ON 1.03 OV 0.92 PT 1.07 SC 1.00* ! TS 1.08 WF 1.24 BR 0.98 KK 0.97 ! KP 1.00 WZ 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.84 GC 1.11 HH 1.00* HN 1.14 ! LA 0.79 MC 1.00* MK 0.99 NY 1.06 ! ON 1.09 OV 0.92 PT 1.03 SC 1.00* ! TS 1.00* WF 1.17 BR 0.99 KK 1.11 ! KP 1.02 WZ 0.87 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.00* GC 1.26 HH 1.00* HN 1.00* ! LA 1.00* MC 1.00* MK 1.00* NY 1.04 ! ON 0.98 OV 1.00* PT 1.00* SC 1.00* ! TS 1.12 WF 1.00* BR 1.00* KK 1.00* ! KP 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.109740Jy sigma=0.001720 ! Fit after self-cal, rms=0.087539Jy sigma=0.001231 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.742 mas, bmaj=3.825 mas, bpa=-6.188 degrees ! Estimated noise=289.698 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 = 0.00226313 Jy ! Component: 100 - total flux cleaned = 0.00240606 Jy ! Total flux subtracted in 100 components = 0.00240606 Jy ! Clean residual min=-0.002407 max=0.004965 Jy/beam ! Clean residual mean=-0.000011 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.784752 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 32 components and 0.784752 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.087457Jy sigma=0.001229 ! Fit after self-cal, rms=0.087472Jy sigma=0.001229 ! 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 (-12.8, -6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00442145 Jy ! Component: 100 - total flux cleaned = 0.00623648 Jy ! Total flux subtracted in 100 components = 0.00623648 Jy ! Clean residual min=-0.002581 max=0.003947 Jy/beam ! Clean residual mean=-0.000010 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.790988 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 47 components and 0.790988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.087248Jy sigma=0.001225 ! Fit after self-cal, rms=0.085168Jy sigma=0.001180 ! Inverting map and beam ! Estimated beam: bmin=2.74 mas, bmaj=3.823 mas, bpa=-6.172 degrees ! Estimated noise=290.067 mJy/beam. ! Added new window around map position (-4, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00413579 Jy ! Component: 100 - total flux cleaned = 0.00656719 Jy ! Total flux subtracted in 100 components = 0.00656719 Jy ! Clean residual min=-0.002066 max=0.002842 Jy/beam ! Clean residual mean=-0.000011 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.797555 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 59 components and 0.797555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084967Jy sigma=0.001177 ! Fit after self-cal, rms=0.084595Jy sigma=0.001170 ! Inverting map and beam ! Estimated beam: bmin=2.738 mas, bmaj=3.821 mas, bpa=-6.17 degrees ! Estimated noise=290.159 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 = 0.00265096 Jy ! Component: 100 - total flux cleaned = 0.00408597 Jy ! Total flux subtracted in 100 components = 0.00408597 Jy ! Clean residual min=-0.001923 max=0.002624 Jy/beam ! Clean residual mean=-0.000011 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.801641 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 70 components and 0.801641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084508Jy sigma=0.001168 ! Fit after self-cal, rms=0.084501Jy sigma=0.001168 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save NRAO512_S ! Writing UV FITS file: NRAO512_S.uvf ! Writing 70 model components to file: NRAO512_S.mod ! wwins: Wrote 3 windows to NRAO512_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.738 x 3.821 at -6.17 degrees (North through East) ! Clean map min=-0.0018412 max=0.72326 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=2.738 mas, bmaj=3.821 mas, bpa=-6.17 degrees ! Estimated noise=290.159 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.738 x 3.821 at -6.17 degrees (North through East) ! Clean map min=-0.0018412 max=0.72326 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo9-0.4] quit ! Quitting program ! Log file NRAO512_S.log closed on Fri Apr 27 22:42:05 2007