! Started logfile: NRAO512_X.log on Fri Aug 15 10:54:49 2008 observe NRAO512_X.edt2 ! Reading UV FITS file: NRAO512_X.edt2 ! AN table 1: 53 integrations on 171 of 171 possible baselines. ! AN table 2: 75 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.327714 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1530 lines of history. ! ! Reading 28692 visibilities. ![@gonzo7-0.1 NRAO512_X] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.1 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 0.100x0.100 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 517 telescope corrections were flagged in sub-array 1. ! A total of 864 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 519 telescope corrections were flagged in sub-array 1. ! A total of 866 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 522 telescope corrections were flagged in sub-array 1. ! A total of 865 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 521 telescope corrections were flagged in sub-array 1. ! A total of 865 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.539398Jy sigma=9.676039 ! Fit after self-cal, rms=0.537870Jy sigma=9.667399 ! 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=0.5662 mas, bmaj=0.7801 mas, bpa=-2.182 degrees ! Estimated noise=0.619205 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 = 0.338051 Jy ! Total flux subtracted in 50 components = 0.338051 Jy ! Clean residual min=-0.015839 max=0.096654 Jy/beam ! Clean residual mean=-0.000048 rms=0.004878 Jy/beam ! Combined flux in latest and established models = 0.338051 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.338051 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217012Jy sigma=4.191906 ! Fit after self-cal, rms=0.217015Jy sigma=4.191841 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0994581 Jy ! Total flux subtracted in 50 components = 0.0994581 Jy ! Clean residual min=-0.010883 max=0.045598 Jy/beam ! Clean residual mean=-0.000039 rms=0.003215 Jy/beam ! Combined flux in latest and established models = 0.437509 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 16 components and 0.437509 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160714Jy sigma=2.927477 ! Fit after self-cal, rms=0.160671Jy sigma=2.927070 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0550821 Jy ! Total flux subtracted in 50 components = 0.0550821 Jy ! Clean residual min=-0.008971 max=0.029098 Jy/beam ! Clean residual mean=-0.000034 rms=0.002484 Jy/beam ! Combined flux in latest and established models = 0.492591 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 25 components and 0.492591 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137415Jy sigma=2.360015 ! Fit after self-cal, rms=0.137361Jy sigma=2.359571 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0355093 Jy ! Total flux subtracted in 50 components = 0.0355093 Jy ! Clean residual min=-0.008681 max=0.018910 Jy/beam ! Clean residual mean=-0.000031 rms=0.002110 Jy/beam ! Combined flux in latest and established models = 0.528101 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 29 components and 0.528101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125687Jy sigma=2.067128 ! Fit after self-cal, rms=0.125631Jy sigma=2.066639 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0234754 Jy ! Total flux subtracted in 50 components = 0.0234754 Jy ! Clean residual min=-0.008625 max=0.014110 Jy/beam ! Clean residual mean=-0.000029 rms=0.001923 Jy/beam ! Combined flux in latest and established models = 0.551576 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 35 components and 0.551576 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119759Jy sigma=1.918788 ! Fit after self-cal, rms=0.119720Jy sigma=1.918375 ! Inverting map ! Added new window around map position (-0.3, -1.6). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016671 Jy ! Total flux subtracted in 50 components = 0.016671 Jy ! Clean residual min=-0.008669 max=0.012071 Jy/beam ! Clean residual mean=-0.000026 rms=0.001819 Jy/beam ! Combined flux in latest and established models = 0.568247 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 40 components and 0.568247 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116815Jy sigma=1.842913 ! Fit after self-cal, rms=0.116760Jy sigma=1.842045 ! 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=0.7042 mas, bmaj=1.002 mas, bpa=-7.445 degrees ! Estimated noise=0.302657 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 = 0.0251454 Jy ! Component: 100 - total flux cleaned = 0.0402156 Jy ! Total flux subtracted in 100 components = 0.0402156 Jy ! Clean residual min=-0.007620 max=0.013927 Jy/beam ! Clean residual mean=0.000295 rms=0.002245 Jy/beam ! Combined flux in latest and established models = 0.608463 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 31 model components to the UV plane model. ! The established model now contains 58 components and 0.608463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.111822Jy sigma=1.735410 ! Fit after self-cal, rms=0.111764Jy sigma=1.734295 ! 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 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 GC 1.19 HH 1.00* ! HN 1.00 KK 0.99 KP 0.96 LA 0.95 ! MA 1.00 MK 1.07 NL 0.96 NY 0.99 ! OV 0.96 PT 0.93 SC 0.98 TS 1.00* ! WF 0.98 WZ 0.91 GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 0.88 GC 0.97 HH 1.00* ! HN 1.08 KK 1.16 KP 1.10 LA 0.87 ! MA 0.76 MK 1.04 NL 1.11 NY 0.90 ! OV 0.98 PT 0.93 SC 1.17 TS 1.04 ! WF 0.88 WZ 1.01 GG 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.93 GC 1.26 HH 1.00* ! HN 0.98 KK 0.93 KP 0.96 LA 0.96 ! MA 1.06 MK 1.04 NL 0.95 NY 1.03 ! OV 0.98 PT 0.92 SC 1.02 TS 1.00* ! WF 0.95 WZ 0.90 GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 0.97 GC 1.03 HH 1.00* ! HN 1.00 KK 1.16 KP 1.06 LA 0.87 ! MA 0.94 MK 1.04 NL 0.94 NY 0.92 ! OV 1.01 PT 1.12 SC 1.00 TS 0.95 ! WF 0.90 WZ 1.06 GG 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 GC 1.18 HH 1.00* ! HN 1.02 KK 1.07 KP 0.96 LA 0.95 ! MA 1.19 MK 1.13 NL 0.99 NY 1.03 ! OV 0.98 PT 0.93 SC 0.94 TS 1.00* ! WF 1.04 WZ 0.90 GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.01 GC 1.01 HH 1.00* ! HN 0.85 KK 1.15 KP 0.89 LA 1.05 ! MA 0.97 MK 1.07 NL 1.07 NY 0.91 ! OV 0.94 PT 1.02 SC 0.92 TS 0.97 ! WF 0.91 WZ 1.08 GG 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.95 GC 1.15 HH 1.00* ! HN 1.00 KK 1.04 KP 0.96 LA 0.95 ! MA 1.04 MK 1.11 NL 0.96 NY 1.06 ! OV 0.98 PT 0.93 SC 1.00 TS 1.00* ! WF 0.99 WZ 0.96 GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.11 GC 1.02 HH 1.00* ! HN 0.90 KK 1.11 KP 0.90 LA 1.23 ! MA 0.99 MK 1.13 NL 1.06 NY 0.90 ! OV 1.03 PT 1.08 SC 0.94 TS 0.96 ! WF 0.91 WZ 1.06 GG 1.00* ! ! ! Fit before self-cal, rms=0.111764Jy sigma=1.734295 ! Fit after self-cal, rms=0.098665Jy sigma=1.329306 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7046 mas, bmaj=1.012 mas, bpa=-7.278 degrees ! Estimated noise=0.29906 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 (1.4, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00377151 Jy ! Component: 100 - total flux cleaned = 0.00515689 Jy ! Total flux subtracted in 100 components = 0.00515689 Jy ! Clean residual min=-0.003139 max=0.004653 Jy/beam ! Clean residual mean=0.000139 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 0.61362 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 71 components and 0.61362 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.098292Jy sigma=1.323646 ! Fit after self-cal, rms=0.098290Jy sigma=1.322853 ! Inverting map ! Added new window around map position (-3.5, -1.7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00250029 Jy ! Component: 100 - total flux cleaned = 0.00365672 Jy ! Total flux subtracted in 100 components = 0.00365672 Jy ! Clean residual min=-0.002926 max=0.002914 Jy/beam ! Clean residual mean=0.000125 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.617277 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 76 components and 0.617277 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.098050Jy sigma=1.318754 ! Fit after self-cal, rms=0.098049Jy sigma=1.318464 ! 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 = 0.000829285 Jy ! Component: 100 - total flux cleaned = 0.00143548 Jy ! Total flux subtracted in 100 components = 0.00143548 Jy ! Clean residual min=-0.002711 max=0.002722 Jy/beam ! Clean residual mean=0.000119 rms=0.000633 Jy/beam ! Combined flux in latest and established models = 0.618712 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 82 components and 0.618712 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097922Jy sigma=1.316692 ! Fit after self-cal, rms=0.097157Jy sigma=1.250473 ! Inverting map and beam ! Estimated beam: bmin=0.7051 mas, bmaj=1.011 mas, bpa=-7.377 degrees ! Estimated noise=0.299489 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 = 0.00115838 Jy ! Component: 100 - total flux cleaned = 0.00152227 Jy ! Total flux subtracted in 100 components = 0.00152227 Jy ! Clean residual min=-0.002052 max=0.002310 Jy/beam ! Clean residual mean=0.000095 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.620234 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 89 components and 0.620234 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097033Jy sigma=1.248316 ! Fit after self-cal, rms=0.097032Jy sigma=1.248131 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save NRAO512_X ! Writing UV FITS file: NRAO512_X.uvf ! Writing 89 model components to file: NRAO512_X.mod ! wwins: Wrote 4 windows to NRAO512_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7051 x 1.011 at -7.377 degrees (North through East) ! Clean map min=-0.0018833 max=0.47401 Jy/beam ! Writing clean map to FITS file: NRAO512_X.fits ! Writing difmap environment to: NRAO512_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot NRAO512_X] device NRAO512_Xuv.ps/vps,1,2 ! Attempting to open device: 'NRAO512_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device NRAO512_Xim.ps/vps ! Attempting to open device: 'NRAO512_Xim.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=0.7051 mas, bmaj=1.011 mas, bpa=-7.377 degrees ! Estimated noise=0.299489 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7051 x 1.011 at -7.377 degrees (North through East) ! Clean map min=-0.0018833 max=0.47401 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file NRAO512_X.log closed on Fri Aug 15 10:55:03 2008