! Started logfile: /vlbi/uf001/uvm//J1520-3845_X_a_dfm.log on Sun Jan 13 21:52:17 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uvm//J1520-3845_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1520-3845_X_a_uvm.fits ! AN table 1: 58 integrations on 28 of 28 possible baselines. ! AN table 2: 74 integrations on 21 of 21 possible baselines. ! AN table 3: 74 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1520-3845 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 56784 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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_01.dfm J1520-3845_X_a] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. 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 16 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 14 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 16 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 14 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 16 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 14 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 16 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 14 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 5. ! A total of 16 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 14 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 6. ! A total of 16 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 14 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 7. ! A total of 16 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 14 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 8. ! A total of 16 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 14 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 9. ! A total of 16 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 14 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 10. ! A total of 16 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 14 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 11. ! A total of 16 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 14 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 12. ! A total of 16 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! A total of 14 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.003141Jy sigma=17.439719 ! Fit after self-cal, rms=0.959452Jy sigma=16.678278 ! 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. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.5912 mas, bmaj=1.766 mas, bpa=-3.946 degrees ! Estimated noise=0.52006 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0314489 Jy ! Component: 100 - total flux cleaned = 0.0385301 Jy ! Total flux subtracted in 100 components = 0.0385301 Jy ! Clean residual min=-0.003176 max=0.003219 Jy/beam ! Clean residual mean=-0.000001 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 0.0385301 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0385301 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.074721Jy sigma=1.179773 ! Fit after self-cal, rms=0.073271Jy sigma=1.153358 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00452958 Jy ! Component: 100 - total flux cleaned = 0.00667238 Jy ! Total flux subtracted in 100 components = 0.00667238 Jy ! Clean residual min=-0.002614 max=0.002648 Jy/beam ! Clean residual mean=-0.000001 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.0452025 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.0452025 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.072838Jy sigma=1.144924 ! Fit after self-cal, rms=0.072823Jy sigma=1.144472 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9182 mas, bmaj=2.981 mas, bpa=-9.129 degrees ! Estimated noise=0.177468 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0021685 Jy ! Component: 100 - total flux cleaned = 0.00295526 Jy ! Component: 150 - total flux cleaned = 0.00315313 Jy ! Component: 200 - total flux cleaned = 0.003162 Jy ! Total flux subtracted in 200 components = 0.003162 Jy ! Clean residual min=-0.002705 max=0.003227 Jy/beam ! Clean residual mean=0.000002 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.0483645 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.0483645 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.072769Jy sigma=1.143329 ! Fit after self-cal, rms=0.072769Jy sigma=1.143173 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9182 x 2.981 at -9.129 degrees (North through East) ! Clean map min=-0.0026031 max=0.044954 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 KP 1.06 LA 1.08 MK 1.04 ! NL 1.19 OV 1.06 PT 1.06 SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 HN 0.81 KP 1.09 LA 0.76 ! NL 1.27 OV 1.00 PT 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.98 KP 1.04 LA 0.81 MK 1.12 ! NL 1.36 OV 1.05 PT 1.10 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.16 KP 1.12 LA 1.06 MK 1.10 ! NL 1.29 OV 0.98 PT 1.05 SC 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.04 HN 0.74 KP 1.02 LA 0.75 ! NL 1.37 OV 0.92 PT 1.03 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.08 KP 1.06 LA 0.83 MK 1.15 ! NL 1.35 OV 1.13 PT 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.17 KP 1.12 LA 0.96 MK 1.08 ! NL 1.31 OV 1.07 PT 0.96 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.99 HN 0.77 KP 1.03 LA 0.81 ! NL 1.30 OV 0.95 PT 1.18 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.05 KP 1.06 LA 0.75 MK 1.14 ! NL 1.41 OV 1.10 PT 1.09 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 KP 1.16 LA 1.09 MK 0.96 ! NL 1.14 OV 1.00 PT 1.10 SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.99 HN 0.86 KP 1.05 LA 0.78 ! NL 1.21 OV 1.08 PT 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.01 KP 1.17 LA 0.88 MK 1.01 ! NL 1.35 OV 1.10 PT 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 KP 1.19 LA 1.06 MK 1.05 ! NL 1.13 OV 0.99 PT 0.97 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 HN 0.82 KP 1.11 LA 0.75 ! NL 1.25 OV 0.94 PT 0.90 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 KP 1.04 LA 0.82 MK 1.19 ! NL 1.26 OV 1.05 PT 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 KP 1.23 LA 1.00 MK 1.07 ! NL 1.33 OV 0.95 PT 1.08 SC 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 HN 0.75 KP 1.08 LA 0.77 ! NL 1.30 OV 1.04 PT 0.98 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.05 KP 1.15 LA 0.71 MK 1.07 ! NL 1.28 OV 1.00 PT 1.10 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 KP 1.13 LA 1.07 MK 1.05 ! NL 1.43 OV 0.99 PT 0.98 SC 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.96 HN 0.75 KP 1.10 LA 0.72 ! NL 1.33 OV 0.96 PT 0.92 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.98 KP 1.17 LA 0.80 MK 1.05 ! NL 1.27 OV 1.01 PT 1.09 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 KP 1.34 LA 1.07 MK 0.94 ! NL 1.21 OV 0.91 PT 0.97 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.91 HN 0.75 KP 1.16 LA 0.73 ! NL 1.20 OV 0.96 PT 0.94 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.93 KP 1.11 LA 0.90 MK 1.03 ! NL 1.16 OV 0.98 PT 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.08 KP 1.11 LA 1.10 MK 0.96 ! NL 1.24 OV 1.02 PT 1.01 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.90 HN 0.79 KP 1.07 LA 0.70 ! NL 1.24 OV 0.97 PT 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.01 KP 1.14 LA 0.82 MK 0.98 ! NL 1.19 OV 1.04 PT 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 KP 1.11 LA 1.05 MK 0.93 ! NL 1.24 OV 0.97 PT 1.01 SC 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.93 HN 0.72 KP 1.06 LA 0.72 ! NL 1.16 OV 0.92 PT 0.98 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 KP 1.10 LA 0.80 MK 1.01 ! NL 1.15 OV 1.10 PT 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 KP 1.20 LA 0.93 MK 0.90 ! NL 1.05 OV 0.91 PT 1.08 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.87 HN 0.66 KP 1.04 LA 0.77 ! NL 1.10 OV 0.96 PT 1.04 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 KP 1.00 LA 0.80 MK 0.89 ! NL 1.25 OV 1.05 PT 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 KP 1.09 LA 1.08 MK 0.89 ! NL 1.14 OV 0.93 PT 0.95 SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.84 HN 0.73 KP 1.00 LA 0.76 ! NL 1.10 OV 0.93 PT 0.92 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.85 KP 1.01 LA 0.82 MK 0.87 ! NL 1.20 OV 1.04 PT 0.99 ! ! ! Fit before self-cal, rms=0.072769Jy sigma=1.143173 ! Fit after self-cal, rms=0.072316Jy sigma=1.132209 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9203 mas, bmaj=3.003 mas, bpa=-8.833 degrees ! Estimated noise=0.17709 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.9327e-05 Jy ! Component: 100 - total flux cleaned = -8.10512e-05 Jy ! Component: 150 - total flux cleaned = -8.85172e-05 Jy ! Component: 200 - total flux cleaned = -8.8326e-05 Jy ! Total flux subtracted in 200 components = -8.8326e-05 Jy ! Clean residual min=-0.000946 max=0.001165 Jy/beam ! Clean residual mean=0.000005 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0482762 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 16 components and 0.0482762 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.072315Jy sigma=1.132180 ! Fit after self-cal, rms=0.072804Jy sigma=1.129151 ! Inverting map ! Added new window around map position (-2.4, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000930835 Jy ! Component: 100 - total flux cleaned = 0.000937446 Jy ! Component: 150 - total flux cleaned = 0.000903521 Jy ! Component: 200 - total flux cleaned = 0.000888609 Jy ! Total flux subtracted in 200 components = 0.000888609 Jy ! Clean residual min=-0.001189 max=0.001138 Jy/beam ! Clean residual mean=0.000008 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0491648 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 30 components and 0.0491648 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.072781Jy sigma=1.128857 ! Fit after self-cal, rms=0.072800Jy sigma=1.128692 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.072800Jy sigma=1.128692 ! Fit after self-cal, rms=0.074053Jy sigma=1.127991 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9165 mas, bmaj=2.985 mas, bpa=-8.723 degrees ! Estimated noise=0.17665 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00053629 Jy ! Component: 100 - total flux cleaned = 0.000596049 Jy ! Component: 150 - total flux cleaned = 0.000595927 Jy ! Component: 200 - total flux cleaned = 0.000595949 Jy ! Total flux subtracted in 200 components = 0.000595949 Jy ! Clean residual min=-0.000968 max=0.001060 Jy/beam ! Clean residual mean=0.000004 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0497607 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 41 components and 0.0497607 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.074043Jy sigma=1.127886 ! Fit after self-cal, rms=0.074267Jy sigma=1.127496 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000165738 Jy ! Component: 100 - total flux cleaned = 0.00013813 Jy ! Component: 150 - total flux cleaned = 0.000127275 Jy ! Component: 200 - total flux cleaned = 0.00012767 Jy ! Total flux subtracted in 200 components = 0.00012767 Jy ! Clean residual min=-0.001054 max=0.001045 Jy/beam ! Clean residual mean=0.000005 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0498884 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 48 components and 0.0498884 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.074259Jy sigma=1.127438 ! Fit after self-cal, rms=0.074275Jy sigma=1.127355 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.074275Jy sigma=1.127355 ! Fit after self-cal, rms=0.074679Jy sigma=1.126757 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9152 mas, bmaj=2.978 mas, bpa=-8.731 degrees ! Estimated noise=0.176338 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000348618 Jy ! Component: 100 - total flux cleaned = 0.000389017 Jy ! Component: 150 - total flux cleaned = 0.000410991 Jy ! Component: 200 - total flux cleaned = 0.000411004 Jy ! Total flux subtracted in 200 components = 0.000411004 Jy ! Clean residual min=-0.000997 max=0.001144 Jy/beam ! Clean residual mean=0.000003 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0502994 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 54 components and 0.0502994 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.074672Jy sigma=1.126698 ! Fit after self-cal, rms=0.074786Jy sigma=1.126370 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-3.2, -24.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000532549 Jy ! Component: 100 - total flux cleaned = 0.000579734 Jy ! Component: 150 - total flux cleaned = 0.000636471 Jy ! Component: 200 - total flux cleaned = 0.000715983 Jy ! Total flux subtracted in 200 components = 0.000715983 Jy ! Clean residual min=-0.001024 max=0.000959 Jy/beam ! Clean residual mean=0.000003 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0510154 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 67 components and 0.0510154 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.074767Jy sigma=1.126115 ! Fit after self-cal, rms=0.074779Jy sigma=1.125971 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.074779Jy sigma=1.125971 ! Fit after self-cal, rms=0.074969Jy sigma=1.125881 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.583 mas, bmaj=10.06 mas, bpa=-6.293 degrees ! Estimated noise=0.209655 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000677909 Jy ! Component: 100 - total flux cleaned = 0.000995698 Jy ! Component: 150 - total flux cleaned = 0.00105118 Jy ! Component: 200 - total flux cleaned = 0.00107504 Jy ! Total flux subtracted in 200 components = 0.00107504 Jy ! Clean residual min=-0.001136 max=0.001066 Jy/beam ! Clean residual mean=0.000003 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0520904 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 82 components and 0.0520904 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.074961Jy sigma=1.125805 ! Fit after self-cal, rms=0.075019Jy sigma=1.125677 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000408827 Jy ! Component: 100 - total flux cleaned = 0.000452035 Jy ! Component: 150 - total flux cleaned = 0.000452696 Jy ! Component: 200 - total flux cleaned = 0.000453035 Jy ! Total flux subtracted in 200 components = 0.000453035 Jy ! Clean residual min=-0.001170 max=0.001059 Jy/beam ! Clean residual mean=0.000003 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0525435 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 89 components and 0.0525435 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.075012Jy sigma=1.125644 ! Fit after self-cal, rms=0.075023Jy sigma=1.125613 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.9146 mas, bmaj=2.976 mas, bpa=-8.739 degrees ! Estimated noise=0.176011 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9146 x 2.976 at -8.739 degrees (North through East) ! Clean map min=-0.00094982 max=0.043946 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative 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=0.5867 mas, bmaj=1.764 mas, bpa=-3.495 degrees ! Estimated noise=0.519523 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0323729 Jy ! Component: 100 - total flux cleaned = 0.0405199 Jy ! Component: 150 - total flux cleaned = 0.0440686 Jy ! Component: 200 - total flux cleaned = 0.0460519 Jy ! Total flux subtracted in 200 components = 0.0460519 Jy ! Clean residual min=-0.002252 max=0.002290 Jy/beam ! Clean residual mean=0.000001 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 0.0460519 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0460519 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9146 mas, bmaj=2.976 mas, bpa=-8.739 degrees ! Estimated noise=0.176011 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=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0027648 Jy ! Component: 100 - total flux cleaned = 0.00433831 Jy ! Component: 150 - total flux cleaned = 0.00524195 Jy ! Component: 200 - total flux cleaned = 0.0055585 Jy ! Total flux subtracted in 200 components = 0.0055585 Jy ! Clean residual min=-0.001159 max=0.001043 Jy/beam ! Clean residual mean=0.000003 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0516104 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 35 components and 0.0516104 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.583 mas, bmaj=10.06 mas, bpa=-6.293 degrees ! Estimated noise=0.209655 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00070868 Jy ! Component: 100 - total flux cleaned = 0.000971621 Jy ! Component: 150 - total flux cleaned = 0.0010182 Jy ! Component: 200 - total flux cleaned = 0.00107208 Jy ! Total flux subtracted in 200 components = 0.00107208 Jy ! Clean residual min=-0.001163 max=0.001104 Jy/beam ! Clean residual mean=0.000004 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0526825 Jy flux_cutoff = imstat(rms) * dynam 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=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.36251e-05 Jy ! Component: 100 - total flux cleaned = 3.51533e-05 Jy ! Component: 150 - total flux cleaned = 3.54802e-05 Jy ! Component: 200 - total flux cleaned = 3.51956e-05 Jy ! Total flux subtracted in 200 components = 3.51956e-05 Jy ! Clean residual min=-0.001133 max=0.001094 Jy/beam ! Clean residual mean=0.000003 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0527177 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 53 components and 0.0527177 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9146 mas, bmaj=2.976 mas, bpa=-8.739 degrees ! Estimated noise=0.176011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000356815 Jy ! Component: 100 - total flux cleaned = -0.000376857 Jy ! Component: 150 - total flux cleaned = -0.000413576 Jy ! Component: 200 - total flux cleaned = -0.000430597 Jy ! Total flux subtracted in 200 components = -0.000430597 Jy ! Clean residual min=-0.000982 max=0.000991 Jy/beam ! Clean residual mean=0.000002 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0522871 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 63 components and 0.0522871 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.075018Jy sigma=1.125705 ! Fit after self-cal, rms=0.075033Jy sigma=1.125580 wmodel J1520-3845_X_a_map.mod ! Writing 63 model components to file: J1520-3845_X_a_map.mod wobs J1520-3845_X_a_uvs.fits ! Writing UV FITS file: J1520-3845_X_a_uvs.fits wwins J1520-3845_X_a_map.win ! wwins: Wrote 3 windows to J1520-3845_X_a_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 = -0.000132124 Jy ! Component: 100 - total flux cleaned = -0.000216384 Jy ! Component: 150 - total flux cleaned = -0.000384335 Jy ! Component: 200 - total flux cleaned = -0.000586073 Jy ! Component: 250 - total flux cleaned = -0.00070938 Jy ! Component: 300 - total flux cleaned = -0.000827314 Jy ! Component: 350 - total flux cleaned = -0.00092871 Jy ! Component: 400 - total flux cleaned = -0.0010023 Jy ! Component: 450 - total flux cleaned = -0.00104987 Jy ! Component: 500 - total flux cleaned = -0.00110767 Jy ! Component: 550 - total flux cleaned = -0.00116383 Jy ! Component: 600 - total flux cleaned = -0.00120764 Jy ! Component: 650 - total flux cleaned = -0.001229 Jy ! Component: 700 - total flux cleaned = -0.00124986 Jy ! Component: 750 - total flux cleaned = -0.00128075 Jy ! Component: 800 - total flux cleaned = -0.00132132 Jy ! Component: 850 - total flux cleaned = -0.00135133 Jy ! Component: 900 - total flux cleaned = -0.00138075 Jy ! Component: 950 - total flux cleaned = -0.00142908 Jy ! Component: 1000 - total flux cleaned = -0.00144796 Jy ! Component: 1050 - total flux cleaned = -0.00146664 Jy ! Component: 1100 - total flux cleaned = -0.0014759 Jy ! Component: 1150 - total flux cleaned = -0.00148517 Jy ! Component: 1200 - total flux cleaned = -0.00146725 Jy ! Component: 1250 - total flux cleaned = -0.00147609 Jy ! Component: 1300 - total flux cleaned = -0.00146747 Jy ! Component: 1350 - total flux cleaned = -0.00146761 Jy ! Component: 1400 - total flux cleaned = -0.00149348 Jy ! Component: 1450 - total flux cleaned = -0.00151884 Jy ! Component: 1500 - total flux cleaned = -0.00153556 Jy ! Component: 1550 - total flux cleaned = -0.00154383 Jy ! Component: 1600 - total flux cleaned = -0.00152737 Jy ! Component: 1650 - total flux cleaned = -0.00152734 Jy ! Component: 1700 - total flux cleaned = -0.00153532 Jy ! Component: 1750 - total flux cleaned = -0.00152725 Jy ! Component: 1800 - total flux cleaned = -0.00154306 Jy ! Component: 1850 - total flux cleaned = -0.00153529 Jy ! Component: 1900 - total flux cleaned = -0.00154292 Jy ! Component: 1950 - total flux cleaned = -0.00152761 Jy ! Component: 2000 - total flux cleaned = -0.00153515 Jy ! Component: 2050 - total flux cleaned = -0.00155008 Jy ! Component: 2100 - total flux cleaned = -0.00154252 Jy ! Component: 2150 - total flux cleaned = -0.00151295 Jy ! Component: 2200 - total flux cleaned = -0.00150558 Jy ! Component: 2250 - total flux cleaned = -0.0015128 Jy ! Component: 2300 - total flux cleaned = -0.00150556 Jy ! Component: 2350 - total flux cleaned = -0.00150554 Jy ! Component: 2400 - total flux cleaned = -0.00148436 Jy ! Component: 2450 - total flux cleaned = -0.00150542 Jy ! Component: 2500 - total flux cleaned = -0.00150547 Jy ! Component: 2550 - total flux cleaned = -0.0014986 Jy ! Component: 2600 - total flux cleaned = -0.00148497 Jy ! Component: 2650 - total flux cleaned = -0.00149171 Jy ! Component: 2700 - total flux cleaned = -0.00149165 Jy ! Component: 2750 - total flux cleaned = -0.00151848 Jy ! Component: 2800 - total flux cleaned = -0.00151176 Jy ! Component: 2850 - total flux cleaned = -0.00152487 Jy ! Component: 2900 - total flux cleaned = -0.00149859 Jy ! Component: 2950 - total flux cleaned = -0.00151821 Jy ! Component: 3000 - total flux cleaned = -0.00152464 Jy ! Component: 3050 - total flux cleaned = -0.00151814 Jy ! Component: 3100 - total flux cleaned = -0.00151177 Jy ! Component: 3150 - total flux cleaned = -0.00151818 Jy ! Component: 3200 - total flux cleaned = -0.00153077 Jy ! Component: 3250 - total flux cleaned = -0.00156838 Jy ! Component: 3300 - total flux cleaned = -0.00158085 Jy ! Component: 3350 - total flux cleaned = -0.00157464 Jy ! Component: 3400 - total flux cleaned = -0.00156229 Jy ! Component: 3450 - total flux cleaned = -0.00161138 Jy ! Component: 3500 - total flux cleaned = -0.00159913 Jy ! Component: 3550 - total flux cleaned = -0.00161124 Jy ! Component: 3600 - total flux cleaned = -0.00162934 Jy ! Component: 3650 - total flux cleaned = -0.00162935 Jy ! Component: 3700 - total flux cleaned = -0.00165322 Jy ! Component: 3750 - total flux cleaned = -0.00164134 Jy ! Component: 3800 - total flux cleaned = -0.00165317 Jy ! Component: 3850 - total flux cleaned = -0.00168257 Jy ! Component: 3900 - total flux cleaned = -0.00167669 Jy ! Component: 3950 - total flux cleaned = -0.00168255 Jy ! Component: 4000 - total flux cleaned = -0.00171742 Jy ! Component: 4050 - total flux cleaned = -0.00174633 Jy ! Total flux subtracted in 4096 components = -0.0017463 Jy ! Clean residual min=-0.000383 max=0.000462 Jy/beam ! Clean residual mean=-0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0505408 Jy keep ! Adding 240 model components to the UV plane model. ! The established model now contains 303 components and 0.0505408 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1520-3845_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9146 x 2.976 at -8.739 degrees (North through East) ! Clean map min=-0.0011158 max=0.043138 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1520-3845_X_a_map.fits wmodel /vlbi/uf001/uvm//J1520-3845_X_a_map.mod ! Writing 303 model components to file: /vlbi/uf001/uvm//J1520-3845_X_a_map.mod wobs /vlbi/uf001/uvm//J1520-3845_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1520-3845_X_a_uvs.fits wwins /vlbi/uf001/uvm//J1520-3845_X_a_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uvm//J1520-3845_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0431382 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.99816e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.695312 0.695312 1.39062 2.78125 5.5625 11.125 22.25 44.5 88.9999 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.043 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 431.461 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1520-3845_X_a_dfm.log closed on Sun Jan 13 21:52:24 2019