! Started logfile: /vlbi/vcs9/uvm//J0019+2021_C_b_dfm.log on Tue Dec 26 20:51:29 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//J0019+2021_C_b_uvm.fits ! Reading UV FITS file: /vlbi/vcs9/uvm//J0019+2021_C_b_uvm.fits ! AN table 1: 18 integrations on 36 of 36 possible baselines. ! AN table 2: 27 integrations on 21 of 21 possible baselines. ! AN table 3: 40 integrations on 28 of 28 possible baselines. ! AN table 4: 38 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.87477 visibilities/baseline/integration-bin. ! Found source: J0019+2021 ! ! 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 19000 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 J0019+2021_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)= 1.11036 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 2 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 23 telescope corrections were flagged in sub-array 3. ! A total of 29 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 23 telescope corrections were flagged in sub-array 3. ! A total of 29 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 23 telescope corrections were flagged in sub-array 3. ! A total of 29 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 23 telescope corrections were flagged in sub-array 3. ! A total of 29 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 23 telescope corrections were flagged in sub-array 3. ! A total of 29 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 23 telescope corrections were flagged in sub-array 3. ! A total of 29 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 23 telescope corrections were flagged in sub-array 3. ! A total of 29 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 23 telescope corrections were flagged in sub-array 3. ! A total of 29 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.472151Jy sigma=33.726466 ! Fit after self-cal, rms=0.231775Jy sigma=4.840852 ! 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=1.604 mas, bmaj=3.374 mas, bpa=-31.23 degrees ! Estimated noise=0.468291 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 = 0.990832 Jy ! Component: 100 - total flux cleaned = 1.12227 Jy ! Total flux subtracted in 100 components = 1.12227 Jy ! Clean residual min=-0.029695 max=0.034726 Jy/beam ! Clean residual mean=0.000006 rms=0.005768 Jy/beam ! Combined flux in latest and established models = 1.12227 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 1.12227 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=0.215652Jy sigma=4.123759 ! Fit after self-cal, rms=0.215646Jy sigma=4.123477 ! Inverting map ! Added new window around map position (5.1, -4.2). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0299003 Jy ! Component: 100 - total flux cleaned = 0.0370532 Jy ! Total flux subtracted in 100 components = 0.0370532 Jy ! Clean residual min=-0.027956 max=0.028781 Jy/beam ! Clean residual mean=0.000028 rms=0.005173 Jy/beam ! Combined flux in latest and established models = 1.15932 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 1.15932 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=0.214507Jy sigma=4.083284 ! Fit after self-cal, rms=0.213872Jy sigma=4.065497 ! 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=2.374 mas, bmaj=4.217 mas, bpa=-38.18 degrees ! Estimated noise=0.224944 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 = -0.0192733 Jy ! Component: 100 - total flux cleaned = -0.023831 Jy ! Component: 150 - total flux cleaned = -0.0258133 Jy ! Component: 200 - total flux cleaned = -0.0265934 Jy ! Total flux subtracted in 200 components = -0.0265934 Jy ! Clean residual min=-0.030176 max=0.029451 Jy/beam ! Clean residual mean=0.000018 rms=0.008690 Jy/beam ! Combined flux in latest and established models = 1.13273 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 42 components and 1.13273 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=0.207918Jy sigma=3.976192 ! Fit after self-cal, rms=0.207790Jy sigma=3.971767 ! 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: 1.04337 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.93 HN 0.96 KP 0.90 ! LA 0.93 MK 1.01 NL 0.94 PT 0.92 ! SC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.02278 ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.04 KP 0.98 LA 0.97 ! MK 0.97 OV 0.95 PT 0.98 ! ! Amplitude normalization factor in sub-array 3: 0.963447 ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.07 KP 1.02 LA 1.02 ! MK 1.01 NL 1.14 OV 1.01 PT 1.02 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Amplitude normalization factor in sub-array 4: 0.881799 ! Telescope amplitude corrections in sub-array 4: ! BR 0.89 KP 1.00 LA 0.99 NL 1.13 ! OV 1.66 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.03944 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.93 HN 0.96 KP 0.93 ! LA 0.92 MK 1.01 NL 0.94 PT 0.92 ! SC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01965 ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.02 KP 0.98 LA 0.97 ! MK 1.00 OV 0.95 PT 0.98 ! ! Amplitude normalization factor in sub-array 3: 0.962427 ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.04 KP 1.02 LA 1.01 ! MK 1.02 NL 1.15 OV 1.01 PT 1.02 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Amplitude normalization factor in sub-array 4: 0.878887 ! Telescope amplitude corrections in sub-array 4: ! BR 0.91 KP 1.01 LA 0.99 NL 1.12 ! OV 1.67 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.03552 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.92 HN 0.97 KP 0.93 ! LA 0.92 MK 1.01 NL 0.95 PT 0.92 ! SC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01019 ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.09 KP 0.99 LA 0.97 ! MK 0.98 OV 0.97 PT 0.97 ! ! Amplitude normalization factor in sub-array 3: 0.950746 ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.13 KP 1.03 LA 1.01 ! MK 0.98 NL 1.18 OV 1.01 PT 1.01 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Amplitude normalization factor in sub-array 4: 0.879893 ! Telescope amplitude corrections in sub-array 4: ! BR 0.91 KP 1.02 LA 1.00 NL 1.12 ! OV 1.64 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 1.04087 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.92 HN 0.94 KP 0.94 ! LA 0.92 MK 1.01 NL 0.94 PT 0.92 ! SC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.03006 ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.01 KP 0.98 LA 0.97 ! MK 0.98 OV 0.97 PT 0.96 ! ! Amplitude normalization factor in sub-array 3: 0.970357 ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.04 KP 1.03 LA 0.99 ! MK 1.02 NL 1.22 OV 0.99 PT 0.92 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Amplitude normalization factor in sub-array 4: 0.882792 ! Telescope amplitude corrections in sub-array 4: ! BR 0.89 KP 1.01 LA 1.03 NL 1.13 ! OV 1.60 ! ! ! Correcting IF 5. ! Amplitude normalization factor in sub-array 1: 1.03158 ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.92 HN 0.97 KP 0.94 ! LA 0.93 MK 1.02 NL 0.95 PT 0.93 ! SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.02769 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00 KP 0.98 LA 0.97 ! MK 0.98 OV 0.95 PT 0.96 ! ! Amplitude normalization factor in sub-array 3: 0.958393 ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 1.03 KP 1.02 LA 1.02 ! MK 1.03 NL 1.15 OV 1.01 PT 1.02 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Amplitude normalization factor in sub-array 4: 0.872315 ! Telescope amplitude corrections in sub-array 4: ! BR 0.92 KP 1.00 LA 1.00 NL 1.12 ! OV 1.69 ! ! ! Correcting IF 6. ! Amplitude normalization factor in sub-array 1: 1.03057 ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.92 HN 0.97 KP 0.94 ! LA 0.93 MK 1.01 NL 0.95 PT 0.93 ! SC 1.04 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.03579 ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.98 KP 0.98 LA 0.96 ! MK 0.97 OV 0.95 PT 0.96 ! ! Amplitude normalization factor in sub-array 3: 0.961095 ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.03 KP 1.02 LA 1.01 ! MK 1.04 NL 1.16 OV 1.01 PT 1.01 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Amplitude normalization factor in sub-array 4: 0.881948 ! Telescope amplitude corrections in sub-array 4: ! BR 0.92 KP 1.01 LA 1.00 NL 1.12 ! OV 1.63 ! ! ! Correcting IF 7. ! Amplitude normalization factor in sub-array 1: 1.028 ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.92 HN 0.99 KP 0.94 ! LA 0.93 MK 1.01 NL 0.96 PT 0.93 ! SC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.03774 ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.98 KP 0.98 LA 0.96 ! MK 0.97 OV 0.94 PT 0.97 ! ! Amplitude normalization factor in sub-array 3: 0.959095 ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.03 KP 1.02 LA 1.01 ! MK 1.04 NL 1.17 OV 1.01 PT 1.01 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Amplitude normalization factor in sub-array 4: 0.882291 ! Telescope amplitude corrections in sub-array 4: ! BR 0.91 KP 1.02 LA 1.01 NL 1.12 ! OV 1.61 ! ! ! Correcting IF 8. ! Amplitude normalization factor in sub-array 1: 1.02661 ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.91 HN 0.99 KP 0.94 ! LA 0.93 MK 1.01 NL 0.96 PT 0.93 ! SC 1.06 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.0353 ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.00 KP 0.98 LA 0.96 ! MK 0.97 OV 0.95 PT 0.97 ! ! Amplitude normalization factor in sub-array 3: 0.95912 ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.04 KP 1.01 LA 1.01 ! MK 1.04 NL 1.17 OV 1.01 PT 1.01 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Amplitude normalization factor in sub-array 4: 0.882548 ! Telescope amplitude corrections in sub-array 4: ! BR 0.91 KP 1.02 LA 1.01 NL 1.12 ! OV 1.61 ! ! ! Fit before self-cal, rms=0.207790Jy sigma=3.971767 ! Fit after self-cal, rms=0.205163Jy sigma=3.562464 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=0.205163Jy sigma=3.562464 ! Fit after self-cal, rms=0.205198Jy sigma=3.562298 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.434 mas, bmaj=4.337 mas, bpa=-39.24 degrees ! Estimated noise=0.220717 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 = -0.0271533 Jy ! Component: 100 - total flux cleaned = -0.031724 Jy ! Component: 150 - total flux cleaned = -0.0344361 Jy ! Component: 200 - total flux cleaned = -0.0356837 Jy ! Total flux subtracted in 200 components = -0.0356837 Jy ! Clean residual min=-0.024806 max=0.023015 Jy/beam ! Clean residual mean=0.000068 rms=0.006248 Jy/beam ! Combined flux in latest and established models = 1.09705 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 59 components and 1.09705 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=0.201461Jy sigma=3.476430 ! Fit after self-cal, rms=0.201382Jy sigma=3.474280 ! 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=0.201382Jy sigma=3.474280 ! Fit after self-cal, rms=0.201373Jy sigma=3.473915 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 = -0.00098831 Jy ! Component: 100 - total flux cleaned = -0.00149068 Jy ! Component: 150 - total flux cleaned = -0.00195299 Jy ! Component: 200 - total flux cleaned = -0.00194658 Jy ! Total flux subtracted in 200 components = -0.00194658 Jy ! Clean residual min=-0.023827 max=0.022959 Jy/beam ! Clean residual mean=0.000067 rms=0.006167 Jy/beam ! Combined flux in latest and established models = 1.0951 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 64 components and 1.0951 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=0.200864Jy sigma=3.460311 ! Fit after self-cal, rms=0.200826Jy sigma=3.459170 ! 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: 2.434 x 4.337 at -39.24 degrees (North through East) ! Clean map min=-0.023611 max=1.1072 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=0.200826Jy sigma=3.459170 ! Fit after self-cal, rms=0.208840Jy sigma=2.606884 ! 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=0.208840Jy sigma=2.606884 ! Fit after self-cal, rms=0.208839Jy sigma=2.606874 ! Inverting map and beam ! Estimated beam: bmin=2.409 mas, bmaj=4.269 mas, bpa=-38.01 degrees ! Estimated noise=0.219708 mJy/beam. ! Added new window around map position (-6.9, -2.4). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00757629 Jy ! Component: 100 - total flux cleaned = 0.0106109 Jy ! Component: 150 - total flux cleaned = 0.0113107 Jy ! Component: 200 - total flux cleaned = 0.0116046 Jy ! Total flux subtracted in 200 components = 0.0116046 Jy ! Clean residual min=-0.008842 max=0.009007 Jy/beam ! Clean residual mean=-0.000014 rms=0.002094 Jy/beam ! Combined flux in latest and established models = 1.1067 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 96 components and 1.1067 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=0.207388Jy sigma=2.541108 ! Fit after self-cal, rms=0.207203Jy sigma=2.534386 ! 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=1.62 mas, bmaj=3.423 mas, bpa=-31.45 degrees ! Estimated noise=0.456078 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.965239 Jy ! Component: 100 - total flux cleaned = 1.09119 Jy ! Component: 150 - total flux cleaned = 1.11132 Jy ! Component: 200 - total flux cleaned = 1.11548 Jy ! Total flux subtracted in 200 components = 1.11548 Jy ! Clean residual min=-0.012374 max=0.013222 Jy/beam ! Clean residual mean=0.000008 rms=0.002733 Jy/beam ! Combined flux in latest and established models = 1.11548 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 22 model components to the UV plane model. ! The established model now contains 22 components and 1.11548 Jy ! Inverting map and beam ! Estimated beam: bmin=2.409 mas, bmaj=4.269 mas, bpa=-38.01 degrees ! Estimated noise=0.219708 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 = -0.0103855 Jy ! Component: 100 - total flux cleaned = -0.0101204 Jy ! Component: 150 - total flux cleaned = -0.0084879 Jy ! Component: 200 - total flux cleaned = -0.00714525 Jy ! Total flux subtracted in 200 components = -0.00714525 Jy ! Clean residual min=-0.008011 max=0.008303 Jy/beam ! Clean residual mean=-0.000008 rms=0.001973 Jy/beam ! Combined flux in latest and established models = 1.10833 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 52 components and 1.10833 Jy ! Inverting map clean ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000228548 Jy ! Component: 100 - total flux cleaned = 2.50814e-05 Jy ! Component: 150 - total flux cleaned = 3.55177e-05 Jy ! Component: 200 - total flux cleaned = 4.37924e-05 Jy ! Total flux subtracted in 200 components = 4.37924e-05 Jy ! Clean residual min=-0.007934 max=0.008274 Jy/beam ! Clean residual mean=-0.000009 rms=0.001904 Jy/beam ! Combined flux in latest and established models = 1.10838 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 66 components and 1.10837 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=0.206346Jy sigma=2.506148 ! Fit after self-cal, rms=0.206211Jy sigma=2.498908 wmodel J0019+2021_C_map.mod ! Writing 66 model components to file: J0019+2021_C_map.mod wobs J0019+2021_C_uvs.fits ! Writing UV FITS file: J0019+2021_C_uvs.fits wwins J0019+2021_C_map.win ! wwins: Wrote 3 windows to J0019+2021_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 = 0.00272693 Jy ! Component: 100 - total flux cleaned = 0.00371603 Jy ! Component: 150 - total flux cleaned = 0.00439795 Jy ! Component: 200 - total flux cleaned = 0.00504629 Jy ! Component: 250 - total flux cleaned = 0.00576516 Jy ! Component: 300 - total flux cleaned = 0.00655244 Jy ! Component: 350 - total flux cleaned = 0.00712113 Jy ! Component: 400 - total flux cleaned = 0.00776321 Jy ! Component: 450 - total flux cleaned = 0.00829672 Jy ! Component: 500 - total flux cleaned = 0.00899141 Jy ! Component: 550 - total flux cleaned = 0.00966579 Jy ! Component: 600 - total flux cleaned = 0.0105693 Jy ! Component: 650 - total flux cleaned = 0.0112911 Jy ! Component: 700 - total flux cleaned = 0.0119986 Jy ! Component: 750 - total flux cleaned = 0.0128435 Jy ! Component: 800 - total flux cleaned = 0.0135223 Jy ! Component: 850 - total flux cleaned = 0.0142623 Jy ! Component: 900 - total flux cleaned = 0.015057 Jy ! Component: 950 - total flux cleaned = 0.0156945 Jy ! Component: 1000 - total flux cleaned = 0.0163211 Jy ! Component: 1050 - total flux cleaned = 0.0167307 Jy ! Component: 1100 - total flux cleaned = 0.0172678 Jy ! Component: 1150 - total flux cleaned = 0.0177955 Jy ! Component: 1200 - total flux cleaned = 0.0180544 Jy ! Component: 1250 - total flux cleaned = 0.0185029 Jy ! Component: 1300 - total flux cleaned = 0.0189434 Jy ! Component: 1350 - total flux cleaned = 0.0194988 Jy ! Component: 1400 - total flux cleaned = 0.0198026 Jy ! Component: 1450 - total flux cleaned = 0.0204625 Jy ! Component: 1500 - total flux cleaned = 0.0209353 Jy ! Component: 1550 - total flux cleaned = 0.0214007 Jy ! Component: 1600 - total flux cleaned = 0.0219739 Jy ! Component: 1650 - total flux cleaned = 0.0224825 Jy ! Component: 1700 - total flux cleaned = 0.0229839 Jy ! Component: 1750 - total flux cleaned = 0.0234783 Jy ! Component: 1800 - total flux cleaned = 0.0238584 Jy ! Component: 1850 - total flux cleaned = 0.0243951 Jy ! Component: 1900 - total flux cleaned = 0.0248728 Jy ! Component: 1950 - total flux cleaned = 0.0255021 Jy ! Component: 2000 - total flux cleaned = 0.0261231 Jy ! Component: 2050 - total flux cleaned = 0.026584 Jy ! Component: 2100 - total flux cleaned = 0.0271413 Jy ! Component: 2150 - total flux cleaned = 0.0276423 Jy ! Component: 2200 - total flux cleaned = 0.0281876 Jy ! Component: 2250 - total flux cleaned = 0.0286288 Jy ! Component: 2300 - total flux cleaned = 0.0291143 Jy ! Component: 2350 - total flux cleaned = 0.0294022 Jy ! Component: 2400 - total flux cleaned = 0.0297833 Jy ! Component: 2450 - total flux cleaned = 0.0301135 Jy ! Component: 2500 - total flux cleaned = 0.0305342 Jy ! Component: 2550 - total flux cleaned = 0.0309057 Jy ! Component: 2600 - total flux cleaned = 0.0314105 Jy ! Component: 2650 - total flux cleaned = 0.0315471 Jy ! Component: 2700 - total flux cleaned = 0.0320885 Jy ! Component: 2750 - total flux cleaned = 0.0324457 Jy ! Component: 2800 - total flux cleaned = 0.0328877 Jy ! Component: 2850 - total flux cleaned = 0.0332389 Jy ! Component: 2900 - total flux cleaned = 0.033804 Jy ! Component: 2950 - total flux cleaned = 0.0339768 Jy ! Component: 3000 - total flux cleaned = 0.0343192 Jy ! Component: 3050 - total flux cleaned = 0.0344035 Jy ! Component: 3100 - total flux cleaned = 0.0347405 Jy ! Component: 3150 - total flux cleaned = 0.0350321 Jy ! Component: 3200 - total flux cleaned = 0.0353215 Jy ! Component: 3250 - total flux cleaned = 0.0354037 Jy ! Component: 3300 - total flux cleaned = 0.0357298 Jy ! Component: 3350 - total flux cleaned = 0.0360539 Jy ! Component: 3400 - total flux cleaned = 0.0363348 Jy ! Component: 3450 - total flux cleaned = 0.036534 Jy ! Component: 3500 - total flux cleaned = 0.0367708 Jy ! Component: 3550 - total flux cleaned = 0.0368884 Jy ! Component: 3600 - total flux cleaned = 0.0371612 Jy ! Component: 3650 - total flux cleaned = 0.0373547 Jy ! Component: 3700 - total flux cleaned = 0.0376624 Jy ! Component: 3750 - total flux cleaned = 0.0378529 Jy ! Component: 3800 - total flux cleaned = 0.0380801 Jy ! Component: 3850 - total flux cleaned = 0.0383436 Jy ! Component: 3900 - total flux cleaned = 0.0386055 Jy ! Component: 3950 - total flux cleaned = 0.0387907 Jy ! Component: 4000 - total flux cleaned = 0.0390858 Jy ! Component: 4050 - total flux cleaned = 0.0393793 Jy ! Total flux subtracted in 4096 components = 0.0397075 Jy ! Clean residual min=-0.001917 max=0.001818 Jy/beam ! Clean residual mean=0.000000 rms=0.000729 Jy/beam ! Combined flux in latest and established models = 1.14808 Jy keep ! Adding 338 model components to the UV plane model. ! The established model now contains 404 components and 1.14808 Jy ![Exited script file: /opt64/bin/pima_mupet_02.dfm] wmap /vlbi/vcs9/uvm//J0019+2021_C_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.409 x 4.269 at -38.01 degrees (North through East) ! Clean map min=-0.0069565 max=1.098 Jy/beam ! Writing clean map to FITS file: /vlbi/vcs9/uvm//J0019+2021_C_b_map.fits wmodel /vlbi/vcs9/uvm//J0019+2021_C_b_map.mod ! Writing 404 model components to file: /vlbi/vcs9/uvm//J0019+2021_C_b_map.mod wobs /vlbi/vcs9/uvm//J0019+2021_C_b_uvs.fits ! Writing UV FITS file: /vlbi/vcs9/uvm//J0019+2021_C_b_uvs.fits wwins /vlbi/vcs9/uvm//J0019+2021_C_b_map.win ! wwins: Wrote 4 windows to /vlbi/vcs9/uvm//J0019+2021_C_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.09796 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000719786 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.196671 0.196671 0.393341 0.786682 1.57336 3.14673 6.29346 12.5869 25.1738 50.3477 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.097 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1525.39 quit ! Quitting program ! Log file /vlbi/vcs9/uvm//J0019+2021_C_b_dfm.log closed on Tue Dec 26 20:51:33 2017