! Started logfile: /vlbi/uf001/uva//J1936+0142_X_dfm.log on Mon Jan 14 05:09:18 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/uva//J1936+0142_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1936+0142_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.862654 visibilities/baseline/integration-bin. ! Found source: J1936+0142 ! ! 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 33540 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 J1936+0142_X] 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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002386Jy sigma=22.855085 ! Fit after self-cal, rms=0.949923Jy sigma=21.571217 ! 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=0.6895 mas, bmaj=1.732 mas, bpa=-5.384 degrees ! Estimated noise=0.296978 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 = 0.0364164 Jy ! Component: 100 - total flux cleaned = 0.0501821 Jy ! Total flux subtracted in 100 components = 0.0501821 Jy ! Clean residual min=-0.003233 max=0.007025 Jy/beam ! Clean residual mean=0.000001 rms=0.000866 Jy/beam ! Combined flux in latest and established models = 0.0501821 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0501821 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=0.065045Jy sigma=1.330735 ! Fit after self-cal, rms=0.064066Jy sigma=1.308496 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00899822 Jy ! Component: 100 - total flux cleaned = 0.0142519 Jy ! Total flux subtracted in 100 components = 0.0142519 Jy ! Clean residual min=-0.002880 max=0.005040 Jy/beam ! Clean residual mean=0.000000 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.064434 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 30 components and 0.0644341 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=0.062310Jy sigma=1.250638 ! Fit after self-cal, rms=0.062246Jy sigma=1.249519 ! Inverting map ! Added new window around map position (-1.2, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0052335 Jy ! Component: 100 - total flux cleaned = 0.00859739 Jy ! Total flux subtracted in 100 components = 0.00859739 Jy ! Clean residual min=-0.002479 max=0.002892 Jy/beam ! Clean residual mean=-0.000000 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.0730314 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 40 components and 0.0730314 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=0.061698Jy sigma=1.229669 ! Fit after self-cal, rms=0.061655Jy sigma=1.228757 ! 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=0.8855 mas, bmaj=2.088 mas, bpa=-6.019 degrees ! Estimated noise=0.173626 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 = 0.00462641 Jy ! Component: 100 - total flux cleaned = 0.00761425 Jy ! Component: 150 - total flux cleaned = 0.00964855 Jy ! Component: 200 - total flux cleaned = 0.0110551 Jy ! Total flux subtracted in 200 components = 0.0110551 Jy ! Clean residual min=-0.002360 max=0.002815 Jy/beam ! Clean residual mean=-0.000000 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.0840866 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 58 components and 0.0840866 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=0.061403Jy sigma=1.215849 ! Fit after self-cal, rms=0.061371Jy sigma=1.215220 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8855 x 2.088 at -6.019 degrees (North through East) ! Clean map min=-0.002341 max=0.050033 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.14 KP 1.01 ! LA 0.90 MK 1.02 NL 0.97 OV 0.97 ! PT 0.91 SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 1.01 KP 1.01 ! LA 0.94 MK 1.14 NL 0.97 OV 0.94 ! PT 0.89 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.14 KP 0.97 ! LA 0.93 MK 1.05 NL 1.02 OV 0.97 ! PT 0.89 SC 1.11 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 1.14 KP 1.03 ! LA 0.93 MK 1.04 NL 1.01 OV 0.98 ! PT 0.85 SC 0.89 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 1.09 KP 1.04 ! LA 0.88 MK 1.01 NL 1.01 OV 0.92 ! PT 0.85 SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 1.09 KP 1.04 ! LA 0.91 MK 1.03 NL 1.03 OV 0.91 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 1.13 KP 1.06 ! LA 0.89 MK 1.05 NL 1.03 OV 1.00 ! PT 0.92 SC 0.88 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.06 HN 1.08 KP 1.03 ! LA 0.86 MK 1.05 NL 1.02 OV 1.00 ! PT 0.94 SC 0.84 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.97 KP 1.09 ! LA 0.88 MK 1.01 NL 1.05 OV 1.00 ! PT 0.90 SC 0.81 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.97 KP 1.05 ! LA 0.87 MK 0.98 NL 1.01 OV 1.00 ! PT 0.91 SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 1.05 KP 1.03 ! LA 0.91 MK 0.95 NL 1.04 OV 0.93 ! PT 0.92 SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.09 KP 1.00 ! LA 0.93 MK 0.94 NL 0.98 OV 1.02 ! PT 0.88 SC 0.76 ! ! ! Fit before self-cal, rms=0.061371Jy sigma=1.215220 ! Fit after self-cal, rms=0.060423Jy sigma=1.207994 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8884 mas, bmaj=2.082 mas, bpa=-4.869 degrees ! Estimated noise=0.170415 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 (-4, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00235136 Jy ! Component: 100 - total flux cleaned = 0.00237754 Jy ! Component: 150 - total flux cleaned = 0.00211937 Jy ! Component: 200 - total flux cleaned = 0.00189627 Jy ! Total flux subtracted in 200 components = 0.00189627 Jy ! Clean residual min=-0.001947 max=0.002070 Jy/beam ! Clean residual mean=-0.000000 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.0859829 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 78 components and 0.0859829 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=0.060296Jy sigma=1.205518 ! Fit after self-cal, rms=0.060346Jy sigma=1.204743 ! 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=0.060346Jy sigma=1.204743 ! Fit after self-cal, rms=0.072122Jy sigma=1.191948 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.884 mas, bmaj=2.079 mas, bpa=-4.786 degrees ! Estimated noise=0.169672 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101276 Jy ! Component: 100 - total flux cleaned = 0.00124413 Jy ! Component: 150 - total flux cleaned = 0.00135631 Jy ! Component: 200 - total flux cleaned = 0.00147781 Jy ! Total flux subtracted in 200 components = 0.00147781 Jy ! Clean residual min=-0.001000 max=0.001135 Jy/beam ! Clean residual mean=0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0874607 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 92 components and 0.0874607 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=0.072089Jy sigma=1.191144 ! Fit after self-cal, rms=0.072426Jy sigma=1.190424 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 (3.8, -33). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000949838 Jy ! Component: 100 - total flux cleaned = 0.00111096 Jy ! Component: 150 - total flux cleaned = 0.00118135 Jy ! Component: 200 - total flux cleaned = 0.00114126 Jy ! Total flux subtracted in 200 components = 0.00114126 Jy ! Clean residual min=-0.000848 max=0.001013 Jy/beam ! Clean residual mean=0.000000 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0886019 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 102 components and 0.0886019 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=0.072392Jy sigma=1.189866 ! Fit after self-cal, rms=0.072378Jy sigma=1.189790 ! Inverting map ! Added new window around map position (-8.4, 13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000835217 Jy ! Component: 100 - total flux cleaned = 0.0010473 Jy ! Component: 150 - total flux cleaned = 0.00108886 Jy ! Component: 200 - total flux cleaned = 0.00110811 Jy ! Total flux subtracted in 200 components = 0.00110811 Jy ! Clean residual min=-0.000829 max=0.000912 Jy/beam ! Clean residual mean=-0.000000 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.08971 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 115 components and 0.0897101 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=0.072361Jy sigma=1.189288 ! Fit after self-cal, rms=0.072359Jy sigma=1.189234 ! Inverting map ! Added new window around map position (5.4, -6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00087442 Jy ! Component: 100 - total flux cleaned = 0.00115431 Jy ! Component: 150 - total flux cleaned = 0.00121209 Jy ! Component: 200 - total flux cleaned = 0.00121218 Jy ! Total flux subtracted in 200 components = 0.00121218 Jy ! Clean residual min=-0.000859 max=0.000855 Jy/beam ! Clean residual mean=0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0909222 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 129 components and 0.0909222 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=0.072342Jy sigma=1.188802 ! Fit after self-cal, rms=0.072338Jy sigma=1.188764 ! 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=0.072338Jy sigma=1.188764 ! Fit after self-cal, rms=0.073780Jy sigma=1.188292 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8751 mas, bmaj=2.066 mas, bpa=-4.611 degrees ! Estimated noise=0.168334 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000375134 Jy ! Component: 100 - total flux cleaned = 0.000601056 Jy ! Component: 150 - total flux cleaned = 0.000760781 Jy ! Component: 200 - total flux cleaned = 0.00084138 Jy ! Total flux subtracted in 200 components = 0.00084138 Jy ! Clean residual min=-0.000857 max=0.000869 Jy/beam ! Clean residual mean=0.000000 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0917636 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 139 components and 0.0917636 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=0.073769Jy sigma=1.188012 ! Fit after self-cal, rms=0.073804Jy sigma=1.187945 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 (-32.2, 23.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00075705 Jy ! Component: 100 - total flux cleaned = 0.000914251 Jy ! Component: 150 - total flux cleaned = 0.000948137 Jy ! Component: 200 - total flux cleaned = 0.000963824 Jy ! Total flux subtracted in 200 components = 0.000963824 Jy ! Clean residual min=-0.000824 max=0.000848 Jy/beam ! Clean residual mean=0.000000 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0927275 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 152 components and 0.0927275 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=0.073789Jy sigma=1.187601 ! Fit after self-cal, rms=0.073790Jy sigma=1.187556 ! Inverting map ! Added new window around map position (-44.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000744888 Jy ! Component: 100 - total flux cleaned = 0.000955027 Jy ! Component: 150 - total flux cleaned = 0.00105259 Jy ! Component: 200 - total flux cleaned = 0.00108253 Jy ! Total flux subtracted in 200 components = 0.00108253 Jy ! Clean residual min=-0.000768 max=0.000821 Jy/beam ! Clean residual mean=0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.09381 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 162 components and 0.09381 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=0.073776Jy sigma=1.187249 ! Fit after self-cal, rms=0.073780Jy sigma=1.187211 ! Inverting map ! Added new window around map position (38.6, -42). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000717097 Jy ! Component: 100 - total flux cleaned = 0.00108912 Jy ! Component: 150 - total flux cleaned = 0.00118739 Jy ! Component: 200 - total flux cleaned = 0.00126455 Jy ! Total flux subtracted in 200 components = 0.00126455 Jy ! Clean residual min=-0.000764 max=0.000727 Jy/beam ! Clean residual mean=0.000000 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0950746 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 180 components and 0.0950746 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=0.073763Jy sigma=1.186941 ! Fit after self-cal, rms=0.073760Jy sigma=1.186904 ! 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=0.073760Jy sigma=1.186904 ! Fit after self-cal, rms=0.073825Jy sigma=1.186802 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.186 mas, bmaj=3.282 mas, bpa=-1.533 degrees ! Estimated noise=0.220029 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000566126 Jy ! Component: 100 - total flux cleaned = 0.000890669 Jy ! Component: 150 - total flux cleaned = 0.00106996 Jy ! Component: 200 - total flux cleaned = 0.00123551 Jy ! Total flux subtracted in 200 components = 0.00123551 Jy ! Clean residual min=-0.000815 max=0.001122 Jy/beam ! Clean residual mean=0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0963101 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 206 components and 0.0963101 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=0.073815Jy sigma=1.186771 ! Fit after self-cal, rms=0.073816Jy sigma=1.186743 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 (17.4, -15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000401556 Jy ! Component: 100 - total flux cleaned = 0.000487723 Jy ! Component: 150 - total flux cleaned = 0.000615794 Jy ! Component: 200 - total flux cleaned = 0.000803124 Jy ! Total flux subtracted in 200 components = 0.000803124 Jy ! Clean residual min=-0.000788 max=0.000830 Jy/beam ! Clean residual mean=0.000000 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.0971132 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 238 components and 0.0971132 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=0.073795Jy sigma=1.186553 ! Fit after self-cal, rms=0.073790Jy sigma=1.186522 ! 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=0.8682 mas, bmaj=2.05 mas, bpa=-4.27 degrees ! Estimated noise=0.16717 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8682 x 2.05 at -4.27 degrees (North through East) ! Clean map min=-0.00067958 max=0.047563 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=0.6764 mas, bmaj=1.702 mas, bpa=-3.519 degrees ! Estimated noise=0.281053 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0358913 Jy ! Component: 100 - total flux cleaned = 0.0509135 Jy ! Component: 150 - total flux cleaned = 0.0596717 Jy ! Component: 200 - total flux cleaned = 0.0654693 Jy ! Total flux subtracted in 200 components = 0.0654693 Jy ! Clean residual min=-0.002228 max=0.003182 Jy/beam ! Clean residual mean=0.000000 rms=0.000517 Jy/beam ! Combined flux in latest and established models = 0.0654693 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 0.0654693 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8682 mas, bmaj=2.05 mas, bpa=-4.27 degrees ! Estimated noise=0.16717 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 = 0.00662844 Jy ! Component: 100 - total flux cleaned = 0.0106772 Jy ! Component: 150 - total flux cleaned = 0.0136446 Jy ! Component: 200 - total flux cleaned = 0.0159307 Jy ! Total flux subtracted in 200 components = 0.0159307 Jy ! Clean residual min=-0.001318 max=0.001728 Jy/beam ! Clean residual mean=0.000001 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.0813999 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 63 components and 0.0813999 Jy ! Inverting map ! Added new window around map position (1, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0019588 Jy ! Component: 100 - total flux cleaned = 0.0035664 Jy ! Component: 150 - total flux cleaned = 0.00491523 Jy ! Component: 200 - total flux cleaned = 0.00600893 Jy ! Total flux subtracted in 200 components = 0.00600893 Jy ! Clean residual min=-0.001034 max=0.000899 Jy/beam ! Clean residual mean=0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0874089 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 90 components and 0.0874089 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=2.186 mas, bmaj=3.282 mas, bpa=-1.533 degrees ! Estimated noise=0.220029 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164231 Jy ! Component: 100 - total flux cleaned = 0.0026321 Jy ! Component: 150 - total flux cleaned = 0.00359578 Jy ! Component: 200 - total flux cleaned = 0.00428928 Jy ! Total flux subtracted in 200 components = 0.00428928 Jy ! Clean residual min=-0.000959 max=0.000908 Jy/beam ! Clean residual mean=0.000001 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.0916981 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 = 0.00065908 Jy ! Component: 100 - total flux cleaned = 0.00122569 Jy ! Component: 150 - total flux cleaned = 0.00180457 Jy ! Component: 200 - total flux cleaned = 0.00217224 Jy ! Total flux subtracted in 200 components = 0.00217224 Jy ! Clean residual min=-0.000863 max=0.000806 Jy/beam ! Clean residual mean=0.000001 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0938704 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 169 components and 0.0938704 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8682 mas, bmaj=2.05 mas, bpa=-4.27 degrees ! Estimated noise=0.16717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000487558 Jy ! Component: 100 - total flux cleaned = 0.000875729 Jy ! Component: 150 - total flux cleaned = 0.00112003 Jy ! Component: 200 - total flux cleaned = 0.0012977 Jy ! Total flux subtracted in 200 components = 0.0012977 Jy ! Clean residual min=-0.000720 max=0.000775 Jy/beam ! Clean residual mean=0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0951681 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 197 components and 0.0951681 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=0.073836Jy sigma=1.186946 ! Fit after self-cal, rms=0.073827Jy sigma=1.186508 wmodel J1936+0142_X_map.mod ! Writing 197 model components to file: J1936+0142_X_map.mod wobs J1936+0142_X_uvs.fits ! Writing UV FITS file: J1936+0142_X_uvs.fits wwins J1936+0142_X_map.win ! wwins: Wrote 11 windows to J1936+0142_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 9.85558e-05 Jy ! Component: 100 - total flux cleaned = 0.000137034 Jy ! Component: 150 - total flux cleaned = 0.000174381 Jy ! Component: 200 - total flux cleaned = 0.000186262 Jy ! Component: 250 - total flux cleaned = 0.000174137 Jy ! Component: 300 - total flux cleaned = 0.000150973 Jy ! Component: 350 - total flux cleaned = 0.000117401 Jy ! Component: 400 - total flux cleaned = 0.000139645 Jy ! Component: 450 - total flux cleaned = 0.000117878 Jy ! Component: 500 - total flux cleaned = 0.000106813 Jy ! Component: 550 - total flux cleaned = 6.43402e-05 Jy ! Component: 600 - total flux cleaned = 4.34115e-05 Jy ! Component: 650 - total flux cleaned = -7.76358e-06 Jy ! Component: 700 - total flux cleaned = -1.78802e-05 Jy ! Component: 750 - total flux cleaned = -7.75709e-05 Jy ! Component: 800 - total flux cleaned = -9.72412e-05 Jy ! Component: 850 - total flux cleaned = -0.000145876 Jy ! Component: 900 - total flux cleaned = -0.000165075 Jy ! Component: 950 - total flux cleaned = -0.000155583 Jy ! Component: 1000 - total flux cleaned = -0.000193319 Jy ! Component: 1050 - total flux cleaned = -0.000165346 Jy ! Component: 1100 - total flux cleaned = -0.000202306 Jy ! Component: 1150 - total flux cleaned = -0.000202241 Jy ! Component: 1200 - total flux cleaned = -0.000211207 Jy ! Component: 1250 - total flux cleaned = -0.000211235 Jy ! Component: 1300 - total flux cleaned = -0.000202299 Jy ! Component: 1350 - total flux cleaned = -0.000228926 Jy ! Component: 1400 - total flux cleaned = -0.000229133 Jy ! Component: 1450 - total flux cleaned = -0.000255286 Jy ! Component: 1500 - total flux cleaned = -0.000289859 Jy ! Component: 1550 - total flux cleaned = -0.000272678 Jy ! Component: 1600 - total flux cleaned = -0.000289746 Jy ! Component: 1650 - total flux cleaned = -0.000323552 Jy ! Component: 1700 - total flux cleaned = -0.000306838 Jy ! Component: 1750 - total flux cleaned = -0.000348474 Jy ! Component: 1800 - total flux cleaned = -0.000323725 Jy ! Component: 1850 - total flux cleaned = -0.000356588 Jy ! Component: 1900 - total flux cleaned = -0.000356554 Jy ! Component: 1950 - total flux cleaned = -0.000348396 Jy ! Component: 2000 - total flux cleaned = -0.000356398 Jy ! Component: 2050 - total flux cleaned = -0.000372427 Jy ! Component: 2100 - total flux cleaned = -0.000396347 Jy ! Component: 2150 - total flux cleaned = -0.000396353 Jy ! Component: 2200 - total flux cleaned = -0.000380721 Jy ! Component: 2250 - total flux cleaned = -0.000372961 Jy ! Component: 2300 - total flux cleaned = -0.000403985 Jy ! Component: 2350 - total flux cleaned = -0.000380849 Jy ! Component: 2400 - total flux cleaned = -0.000403844 Jy ! Component: 2450 - total flux cleaned = -0.000373278 Jy ! Component: 2500 - total flux cleaned = -0.000380946 Jy ! Component: 2550 - total flux cleaned = -0.000365753 Jy ! Component: 2600 - total flux cleaned = -0.000380715 Jy ! Component: 2650 - total flux cleaned = -0.000373286 Jy ! Component: 2700 - total flux cleaned = -0.000373188 Jy ! Component: 2750 - total flux cleaned = -0.000365853 Jy ! Component: 2800 - total flux cleaned = -0.000343853 Jy ! Component: 2850 - total flux cleaned = -0.000373083 Jy ! Component: 2900 - total flux cleaned = -0.000351258 Jy ! Component: 2950 - total flux cleaned = -0.000344044 Jy ! Component: 3000 - total flux cleaned = -0.00035837 Jy ! Component: 3050 - total flux cleaned = -0.000365515 Jy ! Component: 3100 - total flux cleaned = -0.000337032 Jy ! Component: 3150 - total flux cleaned = -0.000358327 Jy ! Component: 3200 - total flux cleaned = -0.000351296 Jy ! Component: 3250 - total flux cleaned = -0.000365326 Jy ! Component: 3300 - total flux cleaned = -0.000400196 Jy ! Component: 3350 - total flux cleaned = -0.000351522 Jy ! Component: 3400 - total flux cleaned = -0.00033771 Jy ! Component: 3450 - total flux cleaned = -0.000351549 Jy ! Component: 3500 - total flux cleaned = -0.000372141 Jy ! Component: 3550 - total flux cleaned = -0.000372086 Jy ! Component: 3600 - total flux cleaned = -0.000358517 Jy ! Component: 3650 - total flux cleaned = -0.000372058 Jy ! Component: 3700 - total flux cleaned = -0.000358585 Jy ! Component: 3750 - total flux cleaned = -0.000378664 Jy ! Component: 3800 - total flux cleaned = -0.000351993 Jy ! Component: 3850 - total flux cleaned = -0.000352021 Jy ! Component: 3900 - total flux cleaned = -0.000325563 Jy ! Component: 3950 - total flux cleaned = -0.000325562 Jy ! Component: 4000 - total flux cleaned = -0.000351849 Jy ! Component: 4050 - total flux cleaned = -0.000351881 Jy ! Total flux subtracted in 4096 components = -0.000351818 Jy ! Clean residual min=-0.000394 max=0.000382 Jy/beam ! Clean residual mean=0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0948163 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 506 components and 0.0948163 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1936+0142_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8682 x 2.05 at -4.27 degrees (North through East) ! Clean map min=-0.00056189 max=0.047646 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1936+0142_X_map.fits wmodel /vlbi/uf001/uva//J1936+0142_X_map.mod ! Writing 506 model components to file: /vlbi/uf001/uva//J1936+0142_X_map.mod wobs /vlbi/uf001/uva//J1936+0142_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1936+0142_X_uvs.fits wwins /vlbi/uf001/uva//J1936+0142_X_map.win ! wwins: Wrote 12 windows to /vlbi/uf001/uva//J1936+0142_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0476455 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000116633 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.734379 0.734379 1.46876 2.93752 5.87503 11.7501 23.5001 47.0003 94.0005 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.047 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 408.508 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1936+0142_X_dfm.log closed on Mon Jan 14 05:09:25 2019