! Started logfile: /vlbi/vcs9/uvm//J1823+6857_X_a_dfm.log on Tue Dec 26 22:49:52 2017 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/vcs9/uvm//J1823+6857_X_a_uvm.fits ! Reading UV FITS file: /vlbi/vcs9/uvm//J1823+6857_X_a_uvm.fits ! AN table 1: 22 integrations on 28 of 28 possible baselines. ! AN table 2: 22 integrations on 28 of 28 possible baselines. ! AN table 3: 31 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.756388 visibilities/baseline/integration-bin. ! Found source: J1823+6857 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 14208 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_02.dfm J1823+6857_X] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.04 float dynam dynam = 6.0 float amp_soltime1 amp_soltime1 = 60 float amp_soltime2 amp_soltime2 = 5 float phase_soltime1 phase_soltime1=10 float phase_soltime2 phase_soltime2=0.5 float phase_soltime phase_soltime=phase_soltime1 float ampcor_selflim ampcor_selflim=1.20 float thresh thresh = 0.1 float win_mult win_mult = 1.8 float time_av time_av = 30 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_02.dvm version of 2017.12.26 === " ! === Difmap script: pima_mupet_02.dvm version of 2017.12.26 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.1613 Jy 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 26 telescope corrections were flagged in sub-array 1. ! A total of 26 telescope corrections were flagged in sub-array 2. ! A total of 70 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 26 telescope corrections were flagged in sub-array 1. ! A total of 26 telescope corrections were flagged in sub-array 2. ! A total of 70 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 26 telescope corrections were flagged in sub-array 1. ! A total of 26 telescope corrections were flagged in sub-array 2. ! A total of 70 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 26 telescope corrections were flagged in sub-array 1. ! A total of 26 telescope corrections were flagged in sub-array 2. ! A total of 70 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 5. ! A total of 26 telescope corrections were flagged in sub-array 1. ! A total of 26 telescope corrections were flagged in sub-array 2. ! A total of 70 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 6. ! A total of 26 telescope corrections were flagged in sub-array 1. ! A total of 26 telescope corrections were flagged in sub-array 2. ! A total of 70 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 7. ! A total of 26 telescope corrections were flagged in sub-array 1. ! A total of 26 telescope corrections were flagged in sub-array 2. ! A total of 70 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 8. ! A total of 26 telescope corrections were flagged in sub-array 1. ! A total of 26 telescope corrections were flagged in sub-array 2. ! A total of 70 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.010980Jy sigma=23.925915 ! Fit after self-cal, rms=0.846266Jy sigma=20.014128 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 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. peakwin win_mult ! Inverting map and beam ! Estimated beam: bmin=0.8746 mas, bmaj=3.492 mas, bpa=81.89 degrees ! Estimated noise=0.486425 mJy/beam. ! Added new window around map position (0, 0). 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.126414 Jy ! Component: 100 - total flux cleaned = 0.151671 Jy ! Total flux subtracted in 100 components = 0.151671 Jy ! Clean residual min=-0.006385 max=0.007914 Jy/beam ! Clean residual mean=0.000008 rms=0.001363 Jy/beam ! Combined flux in latest and established models = 0.151671 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.151671 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.043166Jy sigma=0.973357 ! Fit after self-cal, rms=0.043118Jy sigma=0.972753 ! Inverting map print "============== Finished uniform weighting CLEAN ==============" ! ============== Finished uniform weighting CLEAN ============== ! uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.197 mas, bmaj=3.636 mas, bpa=83.75 degrees ! Estimated noise=0.250658 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.015297 Jy ! Component: 100 - total flux cleaned = 0.0205527 Jy ! Component: 150 - total flux cleaned = 0.022273 Jy ! Component: 200 - total flux cleaned = 0.0228375 Jy ! Total flux subtracted in 200 components = 0.0228375 Jy ! Clean residual min=-0.004646 max=0.009769 Jy/beam ! Clean residual mean=0.000013 rms=0.001392 Jy/beam ! Combined flux in latest and established models = 0.174509 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 33 components and 0.174509 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.039613Jy sigma=0.882885 ! Fit after self-cal, rms=0.039569Jy sigma=0.881991 ! Inverting map ! Added new window around map position (1.2, 3). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00978137 Jy ! Component: 100 - total flux cleaned = 0.01125 Jy ! Component: 150 - total flux cleaned = 0.0117196 Jy ! Component: 200 - total flux cleaned = 0.0118234 Jy ! Total flux subtracted in 200 components = 0.0118234 Jy ! Clean residual min=-0.003723 max=0.005086 Jy/beam ! Clean residual mean=0.000004 rms=0.000943 Jy/beam ! Combined flux in latest and established models = 0.186332 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 65 components and 0.186332 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037930Jy sigma=0.836477 ! Fit after self-cal, rms=0.037833Jy sigma=0.833954 ! Inverting map print "============== Finished natural weighting CLEAN ==============" ! ============== Finished natural weighting CLEAN ============== ! gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Amplitude normalization factor in sub-array 1: 1.05086 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 HN 0.99 KP 0.92 ! LA 0.93 NL 0.95 PT 0.94 SC 0.94 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.02931 ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.96 HN 1.00 KP 0.97 ! LA 0.94 NL 0.99 OV 0.97 SC 1.00 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.953536 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.02 HN 0.99 KP 1.12 ! LA 1.14 NL 1.04 OV 1.05 PT 1.01 ! SC 1.08 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.04955 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 0.97 KP 0.91 ! LA 0.94 NL 0.97 PT 0.94 SC 0.93 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.03779 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.95 HN 0.98 KP 0.97 ! LA 0.93 NL 0.96 OV 0.94 SC 0.98 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.950137 ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.00 HN 1.00 KP 1.17 ! LA 1.12 NL 1.05 OV 1.06 PT 1.01 ! SC 1.04 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.05085 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 0.98 KP 0.91 ! LA 0.93 NL 0.97 PT 0.93 SC 0.94 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.03656 ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.94 HN 0.97 KP 0.98 ! LA 0.97 NL 0.95 OV 0.99 SC 0.97 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.95384 ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.99 HN 0.98 KP 1.19 ! LA 1.09 NL 1.05 OV 1.03 PT 1.02 ! SC 1.06 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 1.04838 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 0.98 KP 0.92 ! LA 0.91 NL 0.97 PT 0.95 SC 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.03066 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 HN 0.98 KP 0.99 ! LA 0.94 NL 0.98 OV 0.97 SC 0.97 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.953607 ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.99 HN 0.98 KP 1.17 ! LA 1.10 NL 1.03 OV 1.07 PT 1.05 ! SC 1.02 ! ! ! Correcting IF 5. ! Amplitude normalization factor in sub-array 1: 1.04385 ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 0.98 KP 0.91 ! LA 0.93 NL 0.97 PT 0.96 SC 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.03185 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.95 HN 1.01 KP 0.98 ! LA 0.96 NL 0.96 OV 0.99 SC 0.94 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.946347 ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.99 HN 0.99 KP 1.19 ! LA 1.14 NL 1.03 OV 1.07 PT 1.05 ! SC 1.02 ! ! ! Correcting IF 6. ! Amplitude normalization factor in sub-array 1: 1.04046 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.00 KP 0.91 ! LA 0.93 NL 0.97 PT 0.97 SC 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.03634 ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.94 HN 0.98 KP 0.99 ! LA 0.96 NL 0.98 OV 0.95 SC 0.94 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.943004 ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.00 HN 1.04 KP 1.17 ! LA 1.07 NL 1.02 OV 1.05 PT 1.05 ! SC 1.10 ! ! ! Correcting IF 7. ! Amplitude normalization factor in sub-array 1: 1.05095 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.91 HN 0.97 KP 0.92 ! LA 0.93 NL 0.98 PT 0.94 SC 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.05173 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.91 HN 0.96 KP 0.99 ! LA 0.96 NL 0.96 OV 0.96 SC 0.91 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.941326 ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.03 HN 1.02 KP 1.16 ! LA 1.15 NL 1.04 OV 1.06 PT 1.06 ! SC 1.02 ! ! ! Correcting IF 8. ! Amplitude normalization factor in sub-array 1: 1.04993 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 HN 0.95 KP 0.93 ! LA 0.94 NL 0.98 PT 0.94 SC 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.03047 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.94 HN 0.99 KP 1.01 ! LA 0.94 NL 0.99 OV 0.99 SC 0.94 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.945458 ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.99 HN 1.01 KP 1.19 ! LA 1.10 NL 1.03 OV 1.07 PT 1.03 ! SC 1.06 ! ! ! Fit before self-cal, rms=0.037833Jy sigma=0.833954 ! Fit after self-cal, rms=0.037134Jy sigma=0.808773 selfcal false, false, phase_soltime ! Performing phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037134Jy sigma=0.808773 ! Fit after self-cal, rms=0.037135Jy sigma=0.808754 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.203 mas, bmaj=3.628 mas, bpa=83.52 degrees ! Estimated noise=0.25097 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-17, -10). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.003705 Jy ! Component: 100 - total flux cleaned = 0.00426383 Jy ! Component: 150 - total flux cleaned = 0.00443742 Jy ! Component: 200 - total flux cleaned = 0.0044386 Jy ! Total flux subtracted in 200 components = 0.0044386 Jy ! Clean residual min=-0.003005 max=0.003320 Jy/beam ! Clean residual mean=-0.000001 rms=0.000709 Jy/beam ! Combined flux in latest and established models = 0.190771 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 97 components and 0.190771 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036549Jy sigma=0.793989 ! Fit after self-cal, rms=0.036469Jy sigma=0.792374 ! Inverting map print "============== Finished amplitude gscale SELF-CAL ==============" ! ============== Finished amplitude gscale SELF-CAL ============== ! phase_soltime=phase_soltime2 selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036469Jy sigma=0.792374 ! Fit after self-cal, rms=0.036453Jy sigma=0.792001 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 3.7477e-07 Jy ! Component: 100 - total flux cleaned = -0.000252815 Jy ! Component: 150 - total flux cleaned = -0.000485218 Jy ! Component: 200 - total flux cleaned = -0.000591465 Jy ! Total flux subtracted in 200 components = -0.000591465 Jy ! Clean residual min=-0.002983 max=0.003060 Jy/beam ! Clean residual mean=-0.000000 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.190179 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 34 model components to the UV plane model. ! The established model now contains 115 components and 0.190179 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036280Jy sigma=0.787984 ! Fit after self-cal, rms=0.036257Jy sigma=0.787539 ! Inverting map print "=== Finished natural weighting clean with shorter phase_soltime " ! === Finished natural weighting clean with shorter phase_soltime ! dynam = dynam - 0.25 restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.203 x 3.628 at 83.52 degrees (North through East) ! Clean map min=-0.0029884 max=0.15489 Jy/beam if(peak(flux) > thresh) selfcal true, true, amp_soltime1 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) print "============== Finished amplitude self-cal ==============" end if ! Performing amp+phase self-cal over 60 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036257Jy sigma=0.787539 ! Fit after self-cal, rms=0.034864Jy sigma=0.726613 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034864Jy sigma=0.726613 ! Fit after self-cal, rms=0.034861Jy sigma=0.726569 ! Inverting map and beam ! Estimated beam: bmin=1.201 mas, bmaj=3.617 mas, bpa=83.74 degrees ! Estimated noise=0.25076 mJy/beam. ! Added new window around map position (-10.8, 41). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000671404 Jy ! Component: 100 - total flux cleaned = 0.000930858 Jy ! Component: 150 - total flux cleaned = 0.00104893 Jy ! Component: 200 - total flux cleaned = 0.00112021 Jy ! Total flux subtracted in 200 components = 0.00112021 Jy ! Clean residual min=-0.001042 max=0.000957 Jy/beam ! Clean residual mean=0.000002 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.1913 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 134 components and 0.1913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034745Jy sigma=0.723991 ! Fit after self-cal, rms=0.034738Jy sigma=0.723832 ! Inverting map ! ============== Finished amplitude self-cal ============== print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true,true,true ! clrmod: Cleared the established, tentative and continuum models. uvw 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. clean clean_niter, clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8724 mas, bmaj=3.49 mas, bpa=82.05 degrees ! Estimated noise=0.497761 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.125961 Jy ! Component: 100 - total flux cleaned = 0.151916 Jy ! Component: 150 - total flux cleaned = 0.163726 Jy ! Component: 200 - total flux cleaned = 0.171475 Jy ! Total flux subtracted in 200 components = 0.171475 Jy ! Clean residual min=-0.003117 max=0.003283 Jy/beam ! Clean residual mean=0.000004 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 0.171475 Jy uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 25 model components to the UV plane model. ! The established model now contains 25 components and 0.171475 Jy ! Inverting map and beam ! Estimated beam: bmin=1.201 mas, bmaj=3.617 mas, bpa=83.74 degrees ! Estimated noise=0.25076 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00940587 Jy ! Component: 100 - total flux cleaned = 0.0145265 Jy ! Component: 150 - total flux cleaned = 0.0175386 Jy ! Component: 200 - total flux cleaned = 0.0195627 Jy ! Total flux subtracted in 200 components = 0.0195627 Jy ! Clean residual min=-0.001136 max=0.001410 Jy/beam ! Clean residual mean=0.000002 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.191038 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 65 components and 0.191038 Jy ! Inverting map ! Added new window around map position (9.8, 5). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113372 Jy ! Component: 100 - total flux cleaned = 0.00157204 Jy ! Component: 150 - total flux cleaned = 0.00185185 Jy ! Component: 200 - total flux cleaned = 0.00205657 Jy ! Total flux subtracted in 200 components = 0.00205657 Jy ! Clean residual min=-0.000932 max=0.001072 Jy/beam ! Clean residual mean=0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.193094 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 110 components and 0.193094 Jy ! Inverting map clean ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 7.633e-05 Jy ! Component: 100 - total flux cleaned = 0.00014479 Jy ! Component: 150 - total flux cleaned = 0.000207435 Jy ! Component: 200 - total flux cleaned = 0.000236107 Jy ! Total flux subtracted in 200 components = 0.000236107 Jy ! Clean residual min=-0.000846 max=0.001036 Jy/beam ! Clean residual mean=0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.19333 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 46 model components to the UV plane model. ! The established model now contains 135 components and 0.19333 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.034719Jy sigma=0.723525 ! Fit after self-cal, rms=0.034697Jy sigma=0.723029 wmodel J1823+6857_X_map.mod ! Writing 135 model components to file: J1823+6857_X_map.mod wobs J1823+6857_X_uvs.fits ! Writing UV FITS file: J1823+6857_X_uvs.fits wwins J1823+6857_X_map.win ! wwins: Wrote 5 windows to J1823+6857_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00044589 Jy ! Component: 100 - total flux cleaned = 0.000631238 Jy ! Component: 150 - total flux cleaned = 0.000703034 Jy ! Component: 200 - total flux cleaned = 0.00075791 Jy ! Component: 250 - total flux cleaned = 0.000797011 Jy ! Component: 300 - total flux cleaned = 0.000758602 Jy ! Component: 350 - total flux cleaned = 0.000808323 Jy ! Component: 400 - total flux cleaned = 0.000856672 Jy ! Component: 450 - total flux cleaned = 0.000880497 Jy ! Component: 500 - total flux cleaned = 0.000915171 Jy ! Component: 550 - total flux cleaned = 0.000937693 Jy ! Component: 600 - total flux cleaned = 0.000959511 Jy ! Component: 650 - total flux cleaned = 0.00102367 Jy ! Component: 700 - total flux cleaned = 0.00104443 Jy ! Component: 750 - total flux cleaned = 0.00107509 Jy ! Component: 800 - total flux cleaned = 0.00110526 Jy ! Component: 850 - total flux cleaned = 0.00112501 Jy ! Component: 900 - total flux cleaned = 0.00116384 Jy ! Component: 950 - total flux cleaned = 0.00122076 Jy ! Component: 1000 - total flux cleaned = 0.00125793 Jy ! Component: 1050 - total flux cleaned = 0.00130355 Jy ! Component: 1100 - total flux cleaned = 0.00133041 Jy ! Component: 1150 - total flux cleaned = 0.00133029 Jy ! Component: 1200 - total flux cleaned = 0.00136514 Jy ! Component: 1250 - total flux cleaned = 0.00139957 Jy ! Component: 1300 - total flux cleaned = 0.00144199 Jy ! Component: 1350 - total flux cleaned = 0.00147545 Jy ! Component: 1400 - total flux cleaned = 0.00150039 Jy ! Component: 1450 - total flux cleaned = 0.0015576 Jy ! Component: 1500 - total flux cleaned = 0.00159788 Jy ! Component: 1550 - total flux cleaned = 0.00164566 Jy ! Component: 1600 - total flux cleaned = 0.00168497 Jy ! Component: 1650 - total flux cleaned = 0.00176275 Jy ! Component: 1700 - total flux cleaned = 0.0018088 Jy ! Component: 1750 - total flux cleaned = 0.00186198 Jy ! Component: 1800 - total flux cleaned = 0.00189183 Jy ! Component: 1850 - total flux cleaned = 0.00192145 Jy ! Component: 1900 - total flux cleaned = 0.00193609 Jy ! Component: 1950 - total flux cleaned = 0.00196518 Jy ! Component: 2000 - total flux cleaned = 0.00196516 Jy ! Component: 2050 - total flux cleaned = 0.00201514 Jy ! Component: 2100 - total flux cleaned = 0.00203642 Jy ! Component: 2150 - total flux cleaned = 0.00204348 Jy ! Component: 2200 - total flux cleaned = 0.00210612 Jy ! Component: 2250 - total flux cleaned = 0.00211982 Jy ! Component: 2300 - total flux cleaned = 0.00216083 Jy ! Component: 2350 - total flux cleaned = 0.00218784 Jy ! Component: 2400 - total flux cleaned = 0.00224828 Jy ! Component: 2450 - total flux cleaned = 0.00224822 Jy ! Component: 2500 - total flux cleaned = 0.00230767 Jy ! Component: 2550 - total flux cleaned = 0.00234708 Jy ! Component: 2600 - total flux cleaned = 0.00236657 Jy ! Component: 2650 - total flux cleaned = 0.00238596 Jy ! Component: 2700 - total flux cleaned = 0.00244377 Jy ! Component: 2750 - total flux cleaned = 0.0024502 Jy ! Component: 2800 - total flux cleaned = 0.00248196 Jy ! Component: 2850 - total flux cleaned = 0.00254491 Jy ! Component: 2900 - total flux cleaned = 0.00258226 Jy ! Component: 2950 - total flux cleaned = 0.00258844 Jy ! Component: 3000 - total flux cleaned = 0.00263159 Jy ! Component: 3050 - total flux cleaned = 0.0026378 Jy ! Component: 3100 - total flux cleaned = 0.00268644 Jy ! Component: 3150 - total flux cleaned = 0.00269855 Jy ! Component: 3200 - total flux cleaned = 0.00273462 Jy ! Component: 3250 - total flux cleaned = 0.00275243 Jy ! Component: 3300 - total flux cleaned = 0.00277016 Jy ! Component: 3350 - total flux cleaned = 0.00277011 Jy ! Component: 3400 - total flux cleaned = 0.00278183 Jy ! Component: 3450 - total flux cleaned = 0.00281095 Jy ! Component: 3500 - total flux cleaned = 0.00281093 Jy ! Component: 3550 - total flux cleaned = 0.00283395 Jy ! Component: 3600 - total flux cleaned = 0.00284545 Jy ! Component: 3650 - total flux cleaned = 0.00287959 Jy ! Component: 3700 - total flux cleaned = 0.00286825 Jy ! Component: 3750 - total flux cleaned = 0.00290203 Jy ! Component: 3800 - total flux cleaned = 0.00290203 Jy ! Component: 3850 - total flux cleaned = 0.00291315 Jy ! Component: 3900 - total flux cleaned = 0.00291867 Jy ! Component: 3950 - total flux cleaned = 0.0029351 Jy ! Component: 4000 - total flux cleaned = 0.00292969 Jy ! Component: 4050 - total flux cleaned = 0.00295143 Jy ! Total flux subtracted in 4096 components = 0.00297844 Jy ! Clean residual min=-0.000439 max=0.000325 Jy/beam ! Clean residual mean=0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.196309 Jy keep ! Adding 311 model components to the UV plane model. ! The established model now contains 446 components and 0.196309 Jy ![Exited script file: /opt64/bin/pima_mupet_02.dfm] wmap /vlbi/vcs9/uvm//J1823+6857_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.201 x 3.617 at 83.74 degrees (North through East) ! Clean map min=-0.00093656 max=0.15465 Jy/beam ! Writing clean map to FITS file: /vlbi/vcs9/uvm//J1823+6857_X_a_map.fits wmodel /vlbi/vcs9/uvm//J1823+6857_X_a_map.mod ! Writing 446 model components to file: /vlbi/vcs9/uvm//J1823+6857_X_a_map.mod wobs /vlbi/vcs9/uvm//J1823+6857_X_a_uvs.fits ! Writing UV FITS file: /vlbi/vcs9/uvm//J1823+6857_X_a_uvs.fits wwins /vlbi/vcs9/uvm//J1823+6857_X_a_map.win ! wwins: Wrote 6 windows to /vlbi/vcs9/uvm//J1823+6857_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.154651 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000102937 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.199682 0.199682 0.399365 0.798729 1.59746 3.19492 6.38983 12.7797 25.5593 51.1187 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.154 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1502.39 quit ! Quitting program ! Log file /vlbi/vcs9/uvm//J1823+6857_X_a_dfm.log closed on Tue Dec 26 22:49:56 2017