! Started logfile: /vlbi/uf001/uvm//J1837-2157_X_a_dfm.log on Sun Jan 13 22:17:03 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//J1837-2157_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1837-2157_X_a_uvm.fits ! AN table 1: 58 integrations on 36 of 36 possible baselines. ! AN table 2: 74 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.881971 visibilities/baseline/integration-bin. ! Found source: J1837-2157 ! ! 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 44028 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 J1837-2157_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 46 telescope corrections were flagged in sub-array 1. ! A total of 52 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 46 telescope corrections were flagged in sub-array 1. ! A total of 52 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 46 telescope corrections were flagged in sub-array 1. ! A total of 52 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 46 telescope corrections were flagged in sub-array 1. ! A total of 52 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 46 telescope corrections were flagged in sub-array 1. ! A total of 52 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 46 telescope corrections were flagged in sub-array 1. ! A total of 52 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 46 telescope corrections were flagged in sub-array 1. ! A total of 52 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 46 telescope corrections were flagged in sub-array 1. ! A total of 52 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 46 telescope corrections were flagged in sub-array 1. ! A total of 52 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 46 telescope corrections were flagged in sub-array 1. ! A total of 52 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 46 telescope corrections were flagged in sub-array 1. ! A total of 52 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 46 telescope corrections were flagged in sub-array 1. ! A total of 52 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.004514Jy sigma=19.852918 ! Fit after self-cal, rms=0.958524Jy sigma=19.031764 ! 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=0.7998 mas, bmaj=1.733 mas, bpa=-3.375 degrees ! Estimated noise=0.450576 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 = 0.0272302 Jy ! Component: 100 - total flux cleaned = 0.0344185 Jy ! Total flux subtracted in 100 components = 0.0344185 Jy ! Clean residual min=-0.003356 max=0.006271 Jy/beam ! Clean residual mean=-0.000010 rms=0.000844 Jy/beam ! Combined flux in latest and established models = 0.0344185 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0344185 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=0.077520Jy sigma=1.244924 ! Fit after self-cal, rms=0.076312Jy sigma=1.216687 ! Inverting map ! Added new window around map position (-1.8, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00691019 Jy ! Component: 100 - total flux cleaned = 0.0115946 Jy ! Total flux subtracted in 100 components = 0.0115946 Jy ! Clean residual min=-0.003084 max=0.004682 Jy/beam ! Clean residual mean=-0.000009 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.0460131 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 34 components and 0.0460131 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=0.074800Jy sigma=1.187109 ! Fit after self-cal, rms=0.074660Jy sigma=1.184923 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00476224 Jy ! Component: 100 - total flux cleaned = 0.00808216 Jy ! Total flux subtracted in 100 components = 0.00808216 Jy ! Clean residual min=-0.002816 max=0.003690 Jy/beam ! Clean residual mean=-0.000006 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.0540953 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 46 components and 0.0540953 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=0.073906Jy sigma=1.171271 ! Fit after self-cal, rms=0.073804Jy sigma=1.169659 ! 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=1.125 mas, bmaj=2.491 mas, bpa=-3.276 degrees ! Estimated noise=0.178969 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 = 0.0059476 Jy ! Component: 100 - total flux cleaned = 0.00946568 Jy ! Component: 150 - total flux cleaned = 0.0116773 Jy ! Component: 200 - total flux cleaned = 0.0130863 Jy ! Total flux subtracted in 200 components = 0.0130863 Jy ! Clean residual min=-0.002190 max=0.002842 Jy/beam ! Clean residual mean=-0.000001 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.0671816 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 80 components and 0.0671816 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=0.073040Jy sigma=1.160331 ! Fit after self-cal, rms=0.072940Jy sigma=1.158377 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.125 x 2.491 at -3.276 degrees (North through East) ! Clean map min=-0.0021693 max=0.03865 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 1.01 HN 1.26 KP 0.62 ! LA 0.97 NL 1.20 OV 0.99 PT 0.95 ! SC 1.17 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.14 FD 0.98 HN 1.13 KP 0.95 ! LA 1.03 MK 1.18 NL 1.20 PT 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.05 HN 1.07 KP 0.66 ! LA 1.02 NL 1.22 OV 0.98 PT 1.00 ! SC 1.20 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.01 HN 0.95 KP 1.04 ! LA 1.04 MK 1.21 NL 1.16 PT 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 1.13 KP 0.62 ! LA 0.94 NL 1.14 OV 1.05 PT 1.00 ! SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.16 FD 0.97 HN 0.97 KP 0.95 ! LA 1.10 MK 1.10 NL 1.15 PT 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.06 HN 0.96 KP 0.66 ! LA 0.92 NL 1.24 OV 0.92 PT 1.04 ! SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.10 HN 1.08 KP 0.97 ! LA 1.03 MK 1.03 NL 1.29 PT 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.07 HN 1.14 KP 0.65 ! LA 0.99 NL 1.23 OV 0.92 PT 0.90 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 HN 1.02 KP 1.16 ! LA 1.02 MK 1.00 NL 1.10 PT 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.95 HN 1.08 KP 0.66 ! LA 1.05 NL 1.13 OV 0.91 PT 0.91 ! SC 1.19 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 HN 0.94 KP 1.05 ! LA 1.00 MK 1.07 NL 1.25 PT 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.10 HN 1.03 KP 0.67 ! LA 1.01 NL 1.30 OV 0.87 PT 0.96 ! SC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.03 HN 0.88 KP 1.02 ! LA 1.01 MK 1.14 NL 1.22 PT 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.09 HN 1.10 KP 0.67 ! LA 0.96 NL 1.26 OV 0.99 PT 0.89 ! SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.95 HN 0.86 KP 1.03 ! LA 1.10 MK 0.99 NL 1.20 PT 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.23 FD 0.97 HN 0.91 KP 0.65 ! LA 1.04 NL 1.27 OV 0.95 PT 0.93 ! SC 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.09 HN 0.86 KP 1.03 ! LA 0.98 MK 0.98 NL 1.07 PT 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.03 KP 0.61 ! LA 1.00 NL 1.22 OV 0.88 PT 0.99 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.06 HN 0.83 KP 0.97 ! LA 1.04 MK 1.02 NL 1.25 PT 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.04 KP 0.70 ! LA 1.05 NL 1.21 OV 0.87 PT 0.92 ! SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.94 HN 0.81 KP 1.02 ! LA 1.01 MK 0.87 NL 1.12 PT 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.15 KP 0.61 ! LA 1.06 NL 1.15 OV 0.84 PT 0.94 ! SC 0.88 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.95 HN 0.83 KP 1.08 ! LA 1.01 MK 0.81 NL 1.08 PT 0.92 ! ! ! Fit before self-cal, rms=0.072940Jy sigma=1.158377 ! Fit after self-cal, rms=0.066422Jy sigma=1.149252 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.127 mas, bmaj=2.54 mas, bpa=-3.492 degrees ! Estimated noise=0.182661 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 (-1.8, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000944655 Jy ! Component: 100 - total flux cleaned = 0.000944732 Jy ! Component: 150 - total flux cleaned = 0.00094433 Jy ! Component: 200 - total flux cleaned = 0.00096509 Jy ! Total flux subtracted in 200 components = 0.00096509 Jy ! Clean residual min=-0.001408 max=0.001063 Jy/beam ! Clean residual mean=-0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0681467 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 97 components and 0.0681467 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=0.066386Jy sigma=1.148710 ! Fit after self-cal, rms=0.066292Jy sigma=1.146913 ! 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=0.066292Jy sigma=1.146913 ! Fit after self-cal, rms=0.064931Jy sigma=1.144009 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.126 mas, bmaj=2.539 mas, bpa=-3.329 degrees ! Estimated noise=0.182142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000759603 Jy ! Component: 100 - total flux cleaned = 0.000692957 Jy ! Component: 150 - total flux cleaned = 0.000711647 Jy ! Component: 200 - total flux cleaned = 0.000711624 Jy ! Total flux subtracted in 200 components = 0.000711624 Jy ! Clean residual min=-0.000938 max=0.000927 Jy/beam ! Clean residual mean=0.000000 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.0688583 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 111 components and 0.0688583 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=0.064907Jy sigma=1.143659 ! Fit after self-cal, rms=0.064892Jy sigma=1.143090 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 = 0.000363294 Jy ! Component: 100 - total flux cleaned = 0.000308757 Jy ! Component: 150 - total flux cleaned = 0.00027651 Jy ! Component: 200 - total flux cleaned = 0.00026143 Jy ! Total flux subtracted in 200 components = 0.00026143 Jy ! Clean residual min=-0.000927 max=0.000918 Jy/beam ! Clean residual mean=0.000000 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0691197 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 116 components and 0.0691197 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=0.064879Jy sigma=1.142904 ! Fit after self-cal, rms=0.064867Jy sigma=1.142778 ! 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=0.064867Jy sigma=1.142778 ! Fit after self-cal, rms=0.064326Jy sigma=1.142595 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.122 mas, bmaj=2.539 mas, bpa=-3.117 degrees ! Estimated noise=0.18116 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000520143 Jy ! Component: 100 - total flux cleaned = 0.000555552 Jy ! Component: 150 - total flux cleaned = 0.000540402 Jy ! Component: 200 - total flux cleaned = 0.000553978 Jy ! Total flux subtracted in 200 components = 0.000553978 Jy ! Clean residual min=-0.000931 max=0.000927 Jy/beam ! Clean residual mean=-0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0696737 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 120 components and 0.0696737 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=0.064313Jy sigma=1.142427 ! Fit after self-cal, rms=0.064308Jy sigma=1.142320 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 (25.4, 33.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00070292 Jy ! Component: 100 - total flux cleaned = 0.000885578 Jy ! Component: 150 - total flux cleaned = 0.000920928 Jy ! Component: 200 - total flux cleaned = 0.000921348 Jy ! Total flux subtracted in 200 components = 0.000921348 Jy ! Clean residual min=-0.000868 max=0.000859 Jy/beam ! Clean residual mean=0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0705951 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 134 components and 0.0705951 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=0.064292Jy sigma=1.142066 ! Fit after self-cal, rms=0.064286Jy sigma=1.141993 ! Inverting map ! Added new window around map position (-10, -25.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000594171 Jy ! Component: 100 - total flux cleaned = 0.000572615 Jy ! Component: 150 - total flux cleaned = 0.000590639 Jy ! Component: 200 - total flux cleaned = 0.000590342 Jy ! Total flux subtracted in 200 components = 0.000590342 Jy ! Clean residual min=-0.000858 max=0.000798 Jy/beam ! Clean residual mean=0.000000 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.0711854 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 145 components and 0.0711854 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=0.064270Jy sigma=1.141707 ! Fit after self-cal, rms=0.064265Jy sigma=1.141623 ! 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=0.064265Jy sigma=1.141623 ! Fit after self-cal, rms=0.063678Jy sigma=1.141517 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.328 mas, bmaj=5.179 mas, bpa=-0.1959 degrees ! Estimated noise=0.207662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000317994 Jy ! Component: 100 - total flux cleaned = 0.000523008 Jy ! Component: 150 - total flux cleaned = 0.000699971 Jy ! Component: 200 - total flux cleaned = 0.00074794 Jy ! Total flux subtracted in 200 components = 0.00074794 Jy ! Clean residual min=-0.000809 max=0.000746 Jy/beam ! Clean residual mean=0.000000 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0719334 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 164 components and 0.0719334 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=0.063672Jy sigma=1.141411 ! Fit after self-cal, rms=0.063666Jy sigma=1.141365 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 = 0.000184206 Jy ! Component: 100 - total flux cleaned = 0.000235803 Jy ! Component: 150 - total flux cleaned = 0.000245167 Jy ! Component: 200 - total flux cleaned = 0.000262948 Jy ! Total flux subtracted in 200 components = 0.000262948 Jy ! Clean residual min=-0.000798 max=0.000755 Jy/beam ! Clean residual mean=0.000000 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0721963 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 167 components and 0.0721963 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=0.063662Jy sigma=1.141299 ! Fit after self-cal, rms=0.063659Jy sigma=1.141251 ! 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=1.118 mas, bmaj=2.54 mas, bpa=-2.895 degrees ! Estimated noise=0.180165 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.118 x 2.54 at -2.895 degrees (North through East) ! Clean map min=-0.0011412 max=0.038346 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=0.792 mas, bmaj=1.765 mas, bpa=-2.774 degrees ! Estimated noise=0.451938 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.028368 Jy ! Component: 100 - total flux cleaned = 0.039039 Jy ! Component: 150 - total flux cleaned = 0.0465843 Jy ! Component: 200 - total flux cleaned = 0.0522194 Jy ! Total flux subtracted in 200 components = 0.0522194 Jy ! Clean residual min=-0.002920 max=0.003278 Jy/beam ! Clean residual mean=-0.000008 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 0.0522194 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0522194 Jy ! Inverting map and beam ! Estimated beam: bmin=1.118 mas, bmaj=2.54 mas, bpa=-2.895 degrees ! Estimated noise=0.180165 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 = 0.00746347 Jy ! Component: 100 - total flux cleaned = 0.0117047 Jy ! Component: 150 - total flux cleaned = 0.014371 Jy ! Component: 200 - total flux cleaned = 0.0163041 Jy ! Total flux subtracted in 200 components = 0.0163041 Jy ! Clean residual min=-0.001250 max=0.001329 Jy/beam ! Clean residual mean=-0.000002 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0685235 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 61 components and 0.0685234 Jy ! Inverting map ! Added new window around map position (1.2, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152146 Jy ! Component: 100 - total flux cleaned = 0.00236575 Jy ! Component: 150 - total flux cleaned = 0.00271613 Jy ! Component: 200 - total flux cleaned = 0.00285215 Jy ! Total flux subtracted in 200 components = 0.00285215 Jy ! Clean residual min=-0.000962 max=0.000828 Jy/beam ! Clean residual mean=-0.000001 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0713756 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 84 components and 0.0713756 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=2.328 mas, bmaj=5.179 mas, bpa=-0.1959 degrees ! Estimated noise=0.207662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000308914 Jy ! Component: 100 - total flux cleaned = 0.000398405 Jy ! Component: 150 - total flux cleaned = 0.000568913 Jy ! Component: 200 - total flux cleaned = 0.000682558 Jy ! Total flux subtracted in 200 components = 0.000682558 Jy ! Clean residual min=-0.000874 max=0.000696 Jy/beam ! Clean residual mean=0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0720581 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 = 2.8844e-05 Jy ! Component: 100 - total flux cleaned = 5.48608e-05 Jy ! Component: 150 - total flux cleaned = 5.47859e-05 Jy ! Component: 200 - total flux cleaned = 7.69359e-05 Jy ! Total flux subtracted in 200 components = 7.69359e-05 Jy ! Clean residual min=-0.000836 max=0.000711 Jy/beam ! Clean residual mean=0.000000 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.0721351 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 129 components and 0.0721351 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.118 mas, bmaj=2.54 mas, bpa=-2.895 degrees ! Estimated noise=0.180165 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.05521e-06 Jy ! Component: 100 - total flux cleaned = 5.76947e-05 Jy ! Component: 150 - total flux cleaned = 5.78967e-05 Jy ! Component: 200 - total flux cleaned = 1.85986e-05 Jy ! Total flux subtracted in 200 components = 1.85986e-05 Jy ! Clean residual min=-0.000916 max=0.000730 Jy/beam ! Clean residual mean=-0.000000 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0721537 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 143 components and 0.0721537 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=0.063660Jy sigma=1.141374 ! Fit after self-cal, rms=0.063645Jy sigma=1.141213 wmodel J1837-2157_X_a_map.mod ! Writing 143 model components to file: J1837-2157_X_a_map.mod wobs J1837-2157_X_a_uvs.fits ! Writing UV FITS file: J1837-2157_X_a_uvs.fits wwins J1837-2157_X_a_map.win ! wwins: Wrote 6 windows to J1837-2157_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 = -0.000274411 Jy ! Component: 100 - total flux cleaned = -0.000418339 Jy ! Component: 150 - total flux cleaned = -0.000540561 Jy ! Component: 200 - total flux cleaned = -0.000631952 Jy ! Component: 250 - total flux cleaned = -0.000694968 Jy ! Component: 300 - total flux cleaned = -0.000732014 Jy ! Component: 350 - total flux cleaned = -0.000768289 Jy ! Component: 400 - total flux cleaned = -0.000803284 Jy ! Component: 450 - total flux cleaned = -0.000814762 Jy ! Component: 500 - total flux cleaned = -0.000803633 Jy ! Component: 550 - total flux cleaned = -0.000803709 Jy ! Component: 600 - total flux cleaned = -0.000803563 Jy ! Component: 650 - total flux cleaned = -0.000792922 Jy ! Component: 700 - total flux cleaned = -0.000782471 Jy ! Component: 750 - total flux cleaned = -0.00078246 Jy ! Component: 800 - total flux cleaned = -0.000752036 Jy ! Component: 850 - total flux cleaned = -0.000731979 Jy ! Component: 900 - total flux cleaned = -0.000741837 Jy ! Component: 950 - total flux cleaned = -0.000732042 Jy ! Component: 1000 - total flux cleaned = -0.000712355 Jy ! Component: 1050 - total flux cleaned = -0.000693081 Jy ! Component: 1100 - total flux cleaned = -0.000645814 Jy ! Component: 1150 - total flux cleaned = -0.000636343 Jy ! Component: 1200 - total flux cleaned = -0.000608457 Jy ! Component: 1250 - total flux cleaned = -0.000580916 Jy ! Component: 1300 - total flux cleaned = -0.000571816 Jy ! Component: 1350 - total flux cleaned = -0.00054474 Jy ! Component: 1400 - total flux cleaned = -0.000526941 Jy ! Component: 1450 - total flux cleaned = -0.000518065 Jy ! Component: 1500 - total flux cleaned = -0.000482896 Jy ! Component: 1550 - total flux cleaned = -0.00044812 Jy ! Component: 1600 - total flux cleaned = -0.000405051 Jy ! Component: 1650 - total flux cleaned = -0.000387938 Jy ! Component: 1700 - total flux cleaned = -0.000370924 Jy ! Component: 1750 - total flux cleaned = -0.000320603 Jy ! Component: 1800 - total flux cleaned = -0.000295593 Jy ! Component: 1850 - total flux cleaned = -0.00024596 Jy ! Component: 1900 - total flux cleaned = -0.000188514 Jy ! Component: 1950 - total flux cleaned = -0.000188609 Jy ! Component: 2000 - total flux cleaned = -0.000140017 Jy ! Component: 2050 - total flux cleaned = -6.78302e-05 Jy ! Component: 2100 - total flux cleaned = -5.98963e-05 Jy ! Component: 2150 - total flux cleaned = -2.81721e-05 Jy ! Component: 2200 - total flux cleaned = -3.60289e-05 Jy ! Component: 2250 - total flux cleaned = 1.86003e-05 Jy ! Component: 2300 - total flux cleaned = 4.963e-05 Jy ! Component: 2350 - total flux cleaned = 6.49715e-05 Jy ! Component: 2400 - total flux cleaned = 8.78736e-05 Jy ! Component: 2450 - total flux cleaned = 0.000118215 Jy ! Component: 2500 - total flux cleaned = 0.000148328 Jy ! Component: 2550 - total flux cleaned = 0.000163299 Jy ! Component: 2600 - total flux cleaned = 0.000148465 Jy ! Component: 2650 - total flux cleaned = 0.0001855 Jy ! Component: 2700 - total flux cleaned = 0.000207535 Jy ! Component: 2750 - total flux cleaned = 0.00023681 Jy ! Component: 2800 - total flux cleaned = 0.000244029 Jy ! Component: 2850 - total flux cleaned = 0.000294558 Jy ! Component: 2900 - total flux cleaned = 0.00032323 Jy ! Component: 2950 - total flux cleaned = 0.000323247 Jy ! Component: 3000 - total flux cleaned = 0.000351614 Jy ! Component: 3050 - total flux cleaned = 0.000358589 Jy ! Component: 3100 - total flux cleaned = 0.000386494 Jy ! Component: 3150 - total flux cleaned = 0.000407359 Jy ! Component: 3200 - total flux cleaned = 0.0004419 Jy ! Component: 3250 - total flux cleaned = 0.000483117 Jy ! Component: 3300 - total flux cleaned = 0.000503639 Jy ! Component: 3350 - total flux cleaned = 0.000524042 Jy ! Component: 3400 - total flux cleaned = 0.000544256 Jy ! Component: 3450 - total flux cleaned = 0.000557692 Jy ! Component: 3500 - total flux cleaned = 0.00059103 Jy ! Component: 3550 - total flux cleaned = 0.000604255 Jy ! Component: 3600 - total flux cleaned = 0.000637272 Jy ! Component: 3650 - total flux cleaned = 0.000670029 Jy ! Component: 3700 - total flux cleaned = 0.000669973 Jy ! Component: 3750 - total flux cleaned = 0.000689374 Jy ! Component: 3800 - total flux cleaned = 0.00068936 Jy ! Component: 3850 - total flux cleaned = 0.000695787 Jy ! Component: 3900 - total flux cleaned = 0.000721257 Jy ! Component: 3950 - total flux cleaned = 0.000752934 Jy ! Component: 4000 - total flux cleaned = 0.000759277 Jy ! Component: 4050 - total flux cleaned = 0.00074042 Jy ! Total flux subtracted in 4096 components = 0.00077788 Jy ! Clean residual min=-0.000354 max=0.000312 Jy/beam ! Clean residual mean=-0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0729316 Jy keep ! Adding 270 model components to the UV plane model. ! The established model now contains 413 components and 0.0729315 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1837-2157_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.118 x 2.54 at -2.895 degrees (North through East) ! Clean map min=-0.0010125 max=0.038247 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1837-2157_X_a_map.fits wmodel /vlbi/uf001/uvm//J1837-2157_X_a_map.mod ! Writing 413 model components to file: /vlbi/uf001/uvm//J1837-2157_X_a_map.mod wobs /vlbi/uf001/uvm//J1837-2157_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1837-2157_X_a_uvs.fits wwins /vlbi/uf001/uvm//J1837-2157_X_a_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uvm//J1837-2157_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0382474 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000110039 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.863111 0.863111 1.72622 3.45245 6.90489 13.8098 27.6196 55.2391 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.038 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 347.579 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1837-2157_X_a_dfm.log closed on Sun Jan 13 22:17:10 2019