! Started logfile: /vlbi/vcs9/uvm//J2327+0940_C_b_dfm.log on Tue Dec 26 23:14:54 2017 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/vcs9/uvm//J2327+0940_C_b_uvm.fits ! Reading UV FITS file: /vlbi/vcs9/uvm//J2327+0940_C_b_uvm.fits ! AN table 1: 62 integrations on 45 of 45 possible baselines. ! AN table 2: 31 integrations on 36 of 36 possible baselines. ! AN table 3: 35 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.710806 visibilities/baseline/integration-bin. ! Found source: J2327+0940 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 27784 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_02.dfm J2327+0940_C] 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 0.300x0.300 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.632233 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 186 telescope corrections were flagged in sub-array 1. ! A total of 39 telescope corrections were flagged in sub-array 2. ! A total of 41 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 186 telescope corrections were flagged in sub-array 1. ! A total of 39 telescope corrections were flagged in sub-array 2. ! A total of 41 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 186 telescope corrections were flagged in sub-array 1. ! A total of 39 telescope corrections were flagged in sub-array 2. ! A total of 41 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 186 telescope corrections were flagged in sub-array 1. ! A total of 39 telescope corrections were flagged in sub-array 2. ! A total of 41 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 5. ! A total of 186 telescope corrections were flagged in sub-array 1. ! A total of 39 telescope corrections were flagged in sub-array 2. ! A total of 41 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 6. ! A total of 186 telescope corrections were flagged in sub-array 1. ! A total of 39 telescope corrections were flagged in sub-array 2. ! A total of 41 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 7. ! A total of 186 telescope corrections were flagged in sub-array 1. ! A total of 39 telescope corrections were flagged in sub-array 2. ! A total of 41 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 8. ! A total of 186 telescope corrections were flagged in sub-array 1. ! A total of 39 telescope corrections were flagged in sub-array 2. ! A total of 41 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.178151Jy sigma=32.937885 ! Fit after self-cal, rms=0.375710Jy sigma=10.501770 ! 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=1.328 mas, bmaj=3.35 mas, bpa=-5.978 degrees ! Estimated noise=0.231966 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 = 0.535224 Jy ! Component: 100 - total flux cleaned = 0.611816 Jy ! Total flux subtracted in 100 components = 0.611816 Jy ! Clean residual min=-0.007145 max=0.020037 Jy/beam ! Clean residual mean=0.000008 rms=0.001841 Jy/beam ! Combined flux in latest and established models = 0.611816 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.611816 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=0.060125Jy sigma=1.599120 ! Fit after self-cal, rms=0.060043Jy sigma=1.596863 ! Inverting map ! Added new window around map position (-1.5, -0.3). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0285644 Jy ! Component: 100 - total flux cleaned = 0.0430487 Jy ! Total flux subtracted in 100 components = 0.0430487 Jy ! Clean residual min=-0.005178 max=0.008766 Jy/beam ! Clean residual mean=0.000005 rms=0.001126 Jy/beam ! Combined flux in latest and established models = 0.654864 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.654864 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=0.045466Jy sigma=1.155616 ! Fit after self-cal, rms=0.045013Jy sigma=1.142356 ! Inverting map ! Added new window around map position (-3.3, -2.1). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00968826 Jy ! Component: 100 - total flux cleaned = 0.0130521 Jy ! Total flux subtracted in 100 components = 0.0130521 Jy ! Clean residual min=-0.005045 max=0.005020 Jy/beam ! Clean residual mean=0.000004 rms=0.000952 Jy/beam ! Combined flux in latest and established models = 0.667917 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 0.667917 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=0.042573Jy sigma=1.068023 ! Fit after self-cal, rms=0.042458Jy sigma=1.064336 ! 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=1.638 mas, bmaj=3.723 mas, bpa=-3.212 degrees ! Estimated noise=0.151534 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 (-6.9, -2.4). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00895034 Jy ! Component: 100 - total flux cleaned = 0.0137992 Jy ! Component: 150 - total flux cleaned = 0.0160023 Jy ! Component: 200 - total flux cleaned = 0.0173261 Jy ! Total flux subtracted in 200 components = 0.0173261 Jy ! Clean residual min=-0.005130 max=0.004553 Jy/beam ! Clean residual mean=0.000010 rms=0.001057 Jy/beam ! Combined flux in latest and established models = 0.685243 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 49 components and 0.685243 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=0.040942Jy sigma=1.016472 ! Fit after self-cal, rms=0.040764Jy sigma=1.010624 ! Inverting map print "============== Finished natural weighting CLEAN ==============" ! ============== Finished natural weighting CLEAN ============== ! gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00773 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.00 KP 1.00 ! LA 0.99 MK 0.99 NL 0.98 OV 0.99 ! PT 1.01 SC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.02207 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00 KP 0.97 LA 0.97 ! MK 0.95 NL 0.99 OV 0.98 PT 0.98 ! SC 0.99 ! ! Amplitude normalization factor in sub-array 3: 0.975505 ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.02 HN 1.03 KP 1.03 ! LA 1.03 MK 0.99 NL 1.04 OV 1.03 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00742 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.99 KP 1.00 ! LA 1.00 MK 0.99 NL 0.98 OV 0.99 ! PT 1.00 SC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.0188 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 KP 0.98 LA 0.97 ! MK 0.96 NL 0.99 OV 0.98 PT 0.98 ! SC 1.00 ! ! Amplitude normalization factor in sub-array 3: 0.974361 ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.01 HN 1.02 KP 1.04 ! LA 1.03 MK 1.00 NL 1.04 OV 1.04 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.0002 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.99 KP 0.99 ! LA 0.99 MK 0.98 NL 1.08 OV 0.99 ! PT 0.99 SC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01997 ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.98 KP 0.98 LA 0.97 ! MK 0.98 NL 0.99 OV 0.98 PT 0.97 ! SC 0.99 ! ! Amplitude normalization factor in sub-array 3: 0.970751 ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.03 HN 1.03 KP 1.04 ! LA 1.04 MK 1.00 NL 1.03 OV 1.03 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.01431 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.99 KP 0.99 ! LA 0.99 MK 0.99 NL 0.94 OV 0.99 ! PT 1.00 SC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.03115 ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.98 KP 0.98 LA 0.99 ! MK 0.96 NL 0.89 OV 0.98 PT 0.98 ! SC 0.99 ! ! Amplitude normalization factor in sub-array 3: 0.972188 ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.03 HN 1.01 KP 1.04 ! LA 1.03 MK 1.02 NL 1.04 OV 1.03 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.0038 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.00 KP 1.00 ! LA 0.99 MK 1.00 NL 0.99 OV 0.99 ! PT 1.00 SC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01164 ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.99 KP 0.98 LA 0.98 ! MK 0.96 NL 0.99 OV 0.98 PT 0.99 ! SC 1.00 ! ! Amplitude normalization factor in sub-array 3: 0.970787 ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 1.02 HN 1.01 KP 1.03 ! LA 1.03 MK 1.01 NL 1.03 OV 1.03 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.003 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.00 KP 1.00 ! LA 1.00 MK 1.00 NL 0.99 OV 0.99 ! PT 1.00 SC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01256 ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 KP 0.99 LA 0.98 ! MK 0.97 NL 1.00 OV 0.99 PT 1.00 ! SC 1.00 ! ! Amplitude normalization factor in sub-array 3: 0.975906 ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.03 HN 1.01 KP 1.03 ! LA 1.03 MK 1.01 NL 1.03 OV 1.03 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00216 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.00 KP 1.00 ! LA 1.00 MK 1.01 NL 0.99 OV 0.99 ! PT 1.00 SC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01271 ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 KP 0.99 LA 0.98 ! MK 0.97 NL 1.00 OV 0.99 PT 0.99 ! SC 1.01 ! ! Amplitude normalization factor in sub-array 3: 0.97714 ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.02 HN 1.01 KP 1.03 ! LA 1.02 MK 1.00 NL 1.03 OV 1.03 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.0016 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.00 KP 1.00 ! LA 0.99 MK 1.00 NL 0.99 OV 1.00 ! PT 1.00 SC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01189 ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 KP 0.99 LA 0.98 ! MK 0.97 NL 1.00 OV 0.99 PT 0.99 ! SC 1.01 ! ! Amplitude normalization factor in sub-array 3: 0.978081 ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.02 HN 1.01 KP 1.03 ! LA 1.03 MK 1.00 NL 1.02 OV 1.03 ! ! ! Fit before self-cal, rms=0.040764Jy sigma=1.010624 ! Fit after self-cal, rms=0.039353Jy sigma=0.958031 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=0.039353Jy sigma=0.958031 ! Fit after self-cal, rms=0.039353Jy sigma=0.958027 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.638 mas, bmaj=3.734 mas, bpa=-3.669 degrees ! Estimated noise=0.151565 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 = 0.00331939 Jy ! Component: 100 - total flux cleaned = 0.00436075 Jy ! Component: 150 - total flux cleaned = 0.0049608 Jy ! Component: 200 - total flux cleaned = 0.00532943 Jy ! Total flux subtracted in 200 components = 0.00532943 Jy ! Clean residual min=-0.004456 max=0.003540 Jy/beam ! Clean residual mean=0.000009 rms=0.000908 Jy/beam ! Combined flux in latest and established models = 0.690572 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 34 model components to the UV plane model. ! The established model now contains 76 components and 0.690572 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=0.038891Jy sigma=0.944845 ! Fit after self-cal, rms=0.038858Jy sigma=0.943685 ! 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=0.038858Jy sigma=0.943685 ! Fit after self-cal, rms=0.038695Jy sigma=0.938981 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 = 0.000850387 Jy ! Component: 100 - total flux cleaned = 0.00106393 Jy ! Component: 150 - total flux cleaned = 0.00118486 Jy ! Component: 200 - total flux cleaned = 0.0012949 Jy ! Total flux subtracted in 200 components = 0.0012949 Jy ! Clean residual min=-0.004292 max=0.003354 Jy/beam ! Clean residual mean=0.000008 rms=0.000893 Jy/beam ! Combined flux in latest and established models = 0.691867 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 35 model components to the UV plane model. ! The established model now contains 91 components and 0.691867 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=0.038517Jy sigma=0.933886 ! Fit after self-cal, rms=0.038482Jy sigma=0.932786 ! 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: 1.638 x 3.734 at -3.669 degrees (North through East) ! Clean map min=-0.0042215 max=0.62262 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=0.038482Jy sigma=0.932786 ! Fit after self-cal, rms=0.031710Jy sigma=0.720223 ! 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=0.031710Jy sigma=0.720223 ! Fit after self-cal, rms=0.031704Jy sigma=0.720066 ! Inverting map and beam ! Estimated beam: bmin=1.632 mas, bmaj=3.732 mas, bpa=-3.388 degrees ! Estimated noise=0.151354 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000545599 Jy ! Component: 100 - total flux cleaned = 0.0006715 Jy ! Component: 150 - total flux cleaned = 0.000667283 Jy ! Component: 200 - total flux cleaned = 0.000532362 Jy ! Total flux subtracted in 200 components = 0.000532362 Jy ! Clean residual min=-0.001384 max=0.001720 Jy/beam ! Clean residual mean=-0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.692399 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 114 components and 0.692399 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=0.031496Jy sigma=0.713774 ! Fit after self-cal, rms=0.031478Jy sigma=0.713125 ! Inverting map ! Added new window around map position (0.9, 5.7). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106377 Jy ! Component: 100 - total flux cleaned = 0.0011093 Jy ! Component: 150 - total flux cleaned = 0.00110853 Jy ! Component: 200 - total flux cleaned = 0.00103036 Jy ! Total flux subtracted in 200 components = 0.00103036 Jy ! Clean residual min=-0.001251 max=0.001191 Jy/beam ! Clean residual mean=-0.000001 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.69343 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 133 components and 0.69343 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=0.031352Jy sigma=0.709178 ! Fit after self-cal, rms=0.031348Jy sigma=0.709063 ! 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=1.325 mas, bmaj=3.353 mas, bpa=-6.065 degrees ! Estimated noise=0.232599 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.534805 Jy ! Component: 100 - total flux cleaned = 0.613394 Jy ! Component: 150 - total flux cleaned = 0.644253 Jy ! Component: 200 - total flux cleaned = 0.660056 Jy ! Total flux subtracted in 200 components = 0.660056 Jy ! Clean residual min=-0.002478 max=0.005761 Jy/beam ! Clean residual mean=0.000002 rms=0.000633 Jy/beam ! Combined flux in latest and established models = 0.660056 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.660056 Jy ! Inverting map and beam ! Estimated beam: bmin=1.632 mas, bmaj=3.732 mas, bpa=-3.388 degrees ! Estimated noise=0.151354 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 = 0.0130209 Jy ! Component: 100 - total flux cleaned = 0.0200592 Jy ! Component: 150 - total flux cleaned = 0.0242093 Jy ! Component: 200 - total flux cleaned = 0.0270555 Jy ! Total flux subtracted in 200 components = 0.0270555 Jy ! Clean residual min=-0.001465 max=0.001840 Jy/beam ! Clean residual mean=0.000001 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.687111 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 42 components and 0.687111 Jy ! Inverting map ! Added new window around map position (11.4, -17.1). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00209048 Jy ! Component: 100 - total flux cleaned = 0.0031033 Jy ! Component: 150 - total flux cleaned = 0.00353867 Jy ! Component: 200 - total flux cleaned = 0.00381462 Jy ! Total flux subtracted in 200 components = 0.00381462 Jy ! Clean residual min=-0.001227 max=0.001434 Jy/beam ! Clean residual mean=-0.000000 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.690926 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 79 components and 0.690926 Jy ! Inverting map ! Added new window around map position (2.7, -15.3). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00179486 Jy ! Component: 100 - total flux cleaned = 0.00255283 Jy ! Component: 150 - total flux cleaned = 0.00282602 Jy ! Component: 200 - total flux cleaned = 0.00303722 Jy ! Total flux subtracted in 200 components = 0.00303722 Jy ! Clean residual min=-0.001192 max=0.001155 Jy/beam ! Clean residual mean=-0.000000 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.693963 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 112 components and 0.693963 Jy ! Inverting map clean ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000159774 Jy ! Component: 100 - total flux cleaned = 0.00023666 Jy ! Component: 150 - total flux cleaned = 0.000345963 Jy ! Component: 200 - total flux cleaned = 0.000449283 Jy ! Total flux subtracted in 200 components = 0.000449283 Jy ! Clean residual min=-0.001182 max=0.001131 Jy/beam ! Clean residual mean=-0.000000 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.694412 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 47 model components to the UV plane model. ! The established model now contains 124 components and 0.694412 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=0.031279Jy sigma=0.706844 ! Fit after self-cal, rms=0.031257Jy sigma=0.706178 wmodel J2327+0940_C_map.mod ! Writing 124 model components to file: J2327+0940_C_map.mod wobs J2327+0940_C_uvs.fits ! Writing UV FITS file: J2327+0940_C_uvs.fits wwins J2327+0940_C_map.win ! wwins: Wrote 7 windows to J2327+0940_C_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 = -8.85196e-05 Jy ! Component: 100 - total flux cleaned = 3.67922e-06 Jy ! Component: 150 - total flux cleaned = 7.4862e-05 Jy ! Component: 200 - total flux cleaned = 0.00016028 Jy ! Component: 250 - total flux cleaned = 0.00030927 Jy ! Component: 300 - total flux cleaned = 0.000438293 Jy ! Component: 350 - total flux cleaned = 0.000595237 Jy ! Component: 400 - total flux cleaned = 0.000702433 Jy ! Component: 450 - total flux cleaned = 0.00089727 Jy ! Component: 500 - total flux cleaned = 0.00101458 Jy ! Component: 550 - total flux cleaned = 0.00117319 Jy ! Component: 600 - total flux cleaned = 0.00136997 Jy ! Component: 650 - total flux cleaned = 0.00153536 Jy ! Component: 700 - total flux cleaned = 0.00168412 Jy ! Component: 750 - total flux cleaned = 0.00183038 Jy ! Component: 800 - total flux cleaned = 0.00200056 Jy ! Component: 850 - total flux cleaned = 0.00212906 Jy ! Component: 900 - total flux cleaned = 0.00225573 Jy ! Component: 950 - total flux cleaned = 0.00236811 Jy ! Component: 1000 - total flux cleaned = 0.00247905 Jy ! Component: 1050 - total flux cleaned = 0.00264913 Jy ! Component: 1100 - total flux cleaned = 0.00275703 Jy ! Component: 1150 - total flux cleaned = 0.00292247 Jy ! Component: 1200 - total flux cleaned = 0.00302743 Jy ! Component: 1250 - total flux cleaned = 0.00313109 Jy ! Component: 1300 - total flux cleaned = 0.00325594 Jy ! Component: 1350 - total flux cleaned = 0.0033122 Jy ! Component: 1400 - total flux cleaned = 0.00343415 Jy ! Component: 1450 - total flux cleaned = 0.00355464 Jy ! Component: 1500 - total flux cleaned = 0.00366291 Jy ! Component: 1550 - total flux cleaned = 0.00375913 Jy ! Component: 1600 - total flux cleaned = 0.00384368 Jy ! Component: 1650 - total flux cleaned = 0.00390633 Jy ! Component: 1700 - total flux cleaned = 0.00399932 Jy ! Component: 1750 - total flux cleaned = 0.00404012 Jy ! Component: 1800 - total flux cleaned = 0.00413128 Jy ! Component: 1850 - total flux cleaned = 0.0041815 Jy ! Component: 1900 - total flux cleaned = 0.0042412 Jy ! Component: 1950 - total flux cleaned = 0.00431015 Jy ! Component: 2000 - total flux cleaned = 0.004388 Jy ! Component: 2050 - total flux cleaned = 0.00445532 Jy ! Component: 2100 - total flux cleaned = 0.00448385 Jy ! Component: 2150 - total flux cleaned = 0.00456881 Jy ! Component: 2200 - total flux cleaned = 0.00462491 Jy ! Component: 2250 - total flux cleaned = 0.00466197 Jy ! Component: 2300 - total flux cleaned = 0.00471713 Jy ! Component: 2350 - total flux cleaned = 0.00476255 Jy ! Component: 2400 - total flux cleaned = 0.00484364 Jy ! Component: 2450 - total flux cleaned = 0.00487922 Jy ! Component: 2500 - total flux cleaned = 0.00494113 Jy ! Component: 2550 - total flux cleaned = 0.00498497 Jy ! Component: 2600 - total flux cleaned = 0.00501965 Jy ! Component: 2650 - total flux cleaned = 0.00508002 Jy ! Component: 2700 - total flux cleaned = 0.00513121 Jy ! Component: 2750 - total flux cleaned = 0.00520735 Jy ! Component: 2800 - total flux cleaned = 0.0052324 Jy ! Component: 2850 - total flux cleaned = 0.00527398 Jy ! Component: 2900 - total flux cleaned = 0.00534001 Jy ! Component: 2950 - total flux cleaned = 0.00534809 Jy ! Component: 3000 - total flux cleaned = 0.0053807 Jy ! Component: 3050 - total flux cleaned = 0.00541301 Jy ! Component: 3100 - total flux cleaned = 0.00546102 Jy ! Component: 3150 - total flux cleaned = 0.0055166 Jy ! Component: 3200 - total flux cleaned = 0.00554015 Jy ! Component: 3250 - total flux cleaned = 0.00558702 Jy ! Component: 3300 - total flux cleaned = 0.00561028 Jy ! Component: 3350 - total flux cleaned = 0.00562569 Jy ! Component: 3400 - total flux cleaned = 0.00567147 Jy ! Component: 3450 - total flux cleaned = 0.00573959 Jy ! Component: 3500 - total flux cleaned = 0.00572448 Jy ! Component: 3550 - total flux cleaned = 0.00580659 Jy ! Component: 3600 - total flux cleaned = 0.00582886 Jy ! Component: 3650 - total flux cleaned = 0.00589506 Jy ! Component: 3700 - total flux cleaned = 0.00589512 Jy ! Component: 3750 - total flux cleaned = 0.00595313 Jy ! Component: 3800 - total flux cleaned = 0.00602509 Jy ! Component: 3850 - total flux cleaned = 0.00602507 Jy ! Component: 3900 - total flux cleaned = 0.00610316 Jy ! Component: 3950 - total flux cleaned = 0.00613836 Jy ! Component: 4000 - total flux cleaned = 0.00618035 Jy ! Component: 4050 - total flux cleaned = 0.006236 Jy ! Total flux subtracted in 4096 components = 0.00627056 Jy ! Clean residual min=-0.000348 max=0.000367 Jy/beam ! Clean residual mean=-0.000000 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.700683 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 443 components and 0.700683 Jy ![Exited script file: /opt64/bin/pima_mupet_02.dfm] wmap /vlbi/vcs9/uvm//J2327+0940_C_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.632 x 3.732 at -3.388 degrees (North through East) ! Clean map min=-0.00084249 max=0.62164 Jy/beam ! Writing clean map to FITS file: /vlbi/vcs9/uvm//J2327+0940_C_b_map.fits wmodel /vlbi/vcs9/uvm//J2327+0940_C_b_map.mod ! Writing 443 model components to file: /vlbi/vcs9/uvm//J2327+0940_C_b_map.mod wobs /vlbi/vcs9/uvm//J2327+0940_C_b_uvs.fits ! Writing UV FITS file: /vlbi/vcs9/uvm//J2327+0940_C_b_uvs.fits wwins /vlbi/vcs9/uvm//J2327+0940_C_b_map.win ! wwins: Wrote 8 windows to /vlbi/vcs9/uvm//J2327+0940_C_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.621639 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000123913 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0598 0.0598 0.1196 0.2392 0.4784 0.956799 1.9136 3.8272 7.65439 15.3088 30.6176 61.2351 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.621 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5016.73 quit ! Quitting program ! Log file /vlbi/vcs9/uvm//J2327+0940_C_b_dfm.log closed on Tue Dec 26 23:14:59 2017