! Started logfile: /vlbi/bp222/maps//J1308-0950_X_dfm.log on Thu Sep 27 11:09:36 2018 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/bp222/maps//J1308-0950_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1308-0950_X_uva.fits ! AN table 1: 160 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.789955 visibilities/baseline/integration-bin. ! Found source: J1308-0950 ! ! 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 108 lines of history. ! ! Reading 42468 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 J1308-0950_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 143 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 143 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 143 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 143 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 143 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 143 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 143 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 143 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 143 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 143 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 143 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 143 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007877Jy sigma=14.011491 ! Fit after self-cal, rms=0.913596Jy sigma=12.700765 ! 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=0.7007 mas, bmaj=3.274 mas, bpa=-19.98 degrees ! Estimated noise=0.532439 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 = 0.0667825 Jy ! Component: 100 - total flux cleaned = 0.0814537 Jy ! Total flux subtracted in 100 components = 0.0814537 Jy ! Clean residual min=-0.003683 max=0.008964 Jy/beam ! Clean residual mean=0.000002 rms=0.000851 Jy/beam ! Combined flux in latest and established models = 0.0814537 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0814537 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=0.067715Jy sigma=0.858582 ! Fit after self-cal, rms=0.067502Jy sigma=0.856164 ! Inverting map ! Added new window around map position (23.4, -15.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00805799 Jy ! Component: 100 - total flux cleaned = 0.0129196 Jy ! Total flux subtracted in 100 components = 0.0129196 Jy ! Clean residual min=-0.003143 max=0.003399 Jy/beam ! Clean residual mean=0.000002 rms=0.000720 Jy/beam ! Combined flux in latest and established models = 0.0943733 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 23 components and 0.0943733 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=0.066266Jy sigma=0.837201 ! Fit after self-cal, rms=0.066193Jy sigma=0.836146 ! 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=0.9337 mas, bmaj=3.494 mas, bpa=-18.93 degrees ! Estimated noise=0.260106 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 = 0.0057422 Jy ! Component: 100 - total flux cleaned = 0.00963737 Jy ! Component: 150 - total flux cleaned = 0.0125422 Jy ! Component: 200 - total flux cleaned = 0.0144949 Jy ! Total flux subtracted in 200 components = 0.0144949 Jy ! Clean residual min=-0.002792 max=0.002745 Jy/beam ! Clean residual mean=0.000004 rms=0.000696 Jy/beam ! Combined flux in latest and established models = 0.108868 Jy ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 75 components and 0.108868 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=0.065559Jy sigma=0.826654 ! Fit after self-cal, rms=0.065559Jy sigma=0.826245 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9337 x 3.494 at -18.93 degrees (North through East) ! Clean map min=-0.0026671 max=0.089528 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.01 KP 1.08 ! MK 1.05 NL 0.98 OV 1.02 PT 0.88 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.01 KP 1.10 ! MK 1.05 NL 0.98 OV 1.03 PT 0.89 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.99 KP 1.02 ! MK 1.04 NL 0.97 OV 1.01 PT 0.91 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.95 KP 1.02 ! MK 1.06 NL 0.95 OV 1.04 PT 0.98 ! ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.00 KP 1.00 ! MK 1.05 NL 0.95 OV 1.04 PT 1.04 ! ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.01 KP 0.98 ! MK 1.01 NL 1.02 OV 1.01 PT 1.01 ! ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.96 KP 0.99 ! MK 1.03 NL 0.97 OV 1.03 PT 1.03 ! ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 0.99 KP 0.96 ! MK 1.05 NL 0.92 OV 1.01 PT 1.07 ! ! ! Correcting IF 9. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.95 HN 1.00 KP 1.01 ! MK 0.98 NL 0.97 OV 0.98 PT 0.98 ! ! ! Correcting IF 10. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.99 KP 0.98 ! MK 1.08 NL 0.91 OV 1.00 PT 0.96 ! ! ! Correcting IF 11. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 0.99 KP 1.01 ! MK 1.04 NL 0.95 OV 1.01 PT 0.95 ! ! ! Correcting IF 12. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.97 KP 1.06 ! MK 0.96 NL 0.91 OV 0.96 PT 0.94 ! ! ! Fit before self-cal, rms=0.065559Jy sigma=0.826245 ! Fit after self-cal, rms=0.064315Jy sigma=0.822806 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9422 mas, bmaj=3.499 mas, bpa=-18.79 degrees ! Estimated noise=0.257323 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 = 0.00205039 Jy ! Component: 100 - total flux cleaned = 0.0035725 Jy ! Component: 150 - total flux cleaned = 0.00483063 Jy ! Component: 200 - total flux cleaned = 0.00566002 Jy ! Total flux subtracted in 200 components = 0.00566002 Jy ! Clean residual min=-0.002876 max=0.002490 Jy/beam ! Clean residual mean=0.000003 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.114528 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 96 components and 0.114528 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=0.064218Jy sigma=0.821361 ! Fit after self-cal, rms=0.064225Jy sigma=0.821152 ! 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=0.064225Jy sigma=0.821152 ! Fit after self-cal, rms=0.064500Jy sigma=0.812684 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9389 mas, bmaj=3.506 mas, bpa=-18.49 degrees ! Estimated noise=0.258529 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165458 Jy ! Component: 100 - total flux cleaned = 0.00278731 Jy ! Component: 150 - total flux cleaned = 0.00346782 Jy ! Component: 200 - total flux cleaned = 0.00361603 Jy ! Total flux subtracted in 200 components = 0.00361603 Jy ! Clean residual min=-0.002275 max=0.002107 Jy/beam ! Clean residual mean=0.000002 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.118144 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 113 components and 0.118144 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=0.064436Jy sigma=0.811901 ! Fit after self-cal, rms=0.064479Jy sigma=0.811680 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 = 0.000385356 Jy ! Component: 100 - total flux cleaned = 0.000485981 Jy ! Component: 150 - total flux cleaned = 0.000554176 Jy ! Component: 200 - total flux cleaned = 0.000679493 Jy ! Total flux subtracted in 200 components = 0.000679493 Jy ! Clean residual min=-0.002296 max=0.002085 Jy/beam ! Clean residual mean=0.000003 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.118824 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 121 components and 0.118824 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=0.064460Jy sigma=0.811467 ! Fit after self-cal, rms=0.064461Jy sigma=0.811452 ! 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=0.064461Jy sigma=0.811452 ! Fit after self-cal, rms=0.066805Jy sigma=0.797985 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9367 mas, bmaj=3.509 mas, bpa=-18.35 degrees ! Estimated noise=0.258968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000981168 Jy ! Component: 100 - total flux cleaned = 0.00121215 Jy ! Component: 150 - total flux cleaned = 0.00130828 Jy ! Component: 200 - total flux cleaned = 0.00130778 Jy ! Total flux subtracted in 200 components = 0.00130778 Jy ! Clean residual min=-0.001562 max=0.001591 Jy/beam ! Clean residual mean=0.000002 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.120132 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 128 components and 0.120132 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=0.066777Jy sigma=0.797675 ! Fit after self-cal, rms=0.066911Jy sigma=0.797235 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 = 7.55707e-05 Jy ! Component: 100 - total flux cleaned = 5.72666e-05 Jy ! Component: 150 - total flux cleaned = 7.38121e-05 Jy ! Component: 200 - total flux cleaned = 0.000104975 Jy ! Total flux subtracted in 200 components = 0.000104975 Jy ! Clean residual min=-0.001517 max=0.001584 Jy/beam ! Clean residual mean=0.000002 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.120236 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 131 components and 0.120236 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=0.066901Jy sigma=0.797141 ! Fit after self-cal, rms=0.066900Jy sigma=0.797137 ! 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=0.066900Jy sigma=0.797137 ! Fit after self-cal, rms=0.067385Jy sigma=0.797059 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.046 mas, bmaj=3.895 mas, bpa=-11.55 degrees ! Estimated noise=0.299986 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.82007e-05 Jy ! Component: 100 - total flux cleaned = 5.79601e-05 Jy ! Component: 150 - total flux cleaned = 9.72273e-05 Jy ! Component: 200 - total flux cleaned = 8.09855e-05 Jy ! Total flux subtracted in 200 components = 8.09855e-05 Jy ! Clean residual min=-0.001904 max=0.002095 Jy/beam ! Clean residual mean=0.000004 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.120317 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 134 components and 0.120317 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=0.067377Jy sigma=0.797016 ! Fit after self-cal, rms=0.067390Jy sigma=0.796992 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 = 0.000105103 Jy ! Component: 100 - total flux cleaned = 0.000105933 Jy ! Component: 150 - total flux cleaned = 7.90665e-05 Jy ! Component: 200 - total flux cleaned = 6.64283e-05 Jy ! Total flux subtracted in 200 components = 6.64283e-05 Jy ! Clean residual min=-0.001855 max=0.002087 Jy/beam ! Clean residual mean=0.000004 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.120384 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 138 components and 0.120384 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=0.067389Jy sigma=0.797005 ! Fit after self-cal, rms=0.067390Jy sigma=0.796997 ! 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=0.9366 mas, bmaj=3.503 mas, bpa=-18.31 degrees ! Estimated noise=0.25915 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9366 x 3.503 at -18.31 degrees (North through East) ! Clean map min=-0.0014013 max=0.089076 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=0.6996 mas, bmaj=3.292 mas, bpa=-19.37 degrees ! Estimated noise=0.535802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0668522 Jy ! Component: 100 - total flux cleaned = 0.083494 Jy ! Component: 150 - total flux cleaned = 0.0922335 Jy ! Component: 200 - total flux cleaned = 0.0980829 Jy ! Total flux subtracted in 200 components = 0.0980829 Jy ! Clean residual min=-0.002392 max=0.003259 Jy/beam ! Clean residual mean=0.000001 rms=0.000568 Jy/beam ! Combined flux in latest and established models = 0.098083 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.098083 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9366 mas, bmaj=3.503 mas, bpa=-18.31 degrees ! Estimated noise=0.25915 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 = 0.00530117 Jy ! Component: 100 - total flux cleaned = 0.00884306 Jy ! Component: 150 - total flux cleaned = 0.0114112 Jy ! Component: 200 - total flux cleaned = 0.0133931 Jy ! Total flux subtracted in 200 components = 0.0133931 Jy ! Clean residual min=-0.001717 max=0.001686 Jy/beam ! Clean residual mean=0.000002 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.111476 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 53 components and 0.111476 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=2.046 mas, bmaj=3.895 mas, bpa=-11.55 degrees ! Estimated noise=0.299986 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00241335 Jy ! Component: 100 - total flux cleaned = 0.00410656 Jy ! Component: 150 - total flux cleaned = 0.00518802 Jy ! Component: 200 - total flux cleaned = 0.00568724 Jy ! Total flux subtracted in 200 components = 0.00568724 Jy ! Clean residual min=-0.002053 max=0.002167 Jy/beam ! Clean residual mean=0.000004 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 0.117163 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 = 0.000351975 Jy ! Component: 100 - total flux cleaned = 0.000626184 Jy ! Component: 150 - total flux cleaned = 0.000865834 Jy ! Component: 200 - total flux cleaned = 0.00107707 Jy ! Total flux subtracted in 200 components = 0.00107707 Jy ! Clean residual min=-0.001944 max=0.002064 Jy/beam ! Clean residual mean=0.000004 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.11824 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 94 components and 0.11824 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9366 mas, bmaj=3.503 mas, bpa=-18.31 degrees ! Estimated noise=0.25915 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000414239 Jy ! Component: 100 - total flux cleaned = 0.000694503 Jy ! Component: 150 - total flux cleaned = 0.000942919 Jy ! Component: 200 - total flux cleaned = 0.00113985 Jy ! Total flux subtracted in 200 components = 0.00113985 Jy ! Clean residual min=-0.001542 max=0.001597 Jy/beam ! Clean residual mean=0.000002 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.11938 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 116 components and 0.11938 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=0.067401Jy sigma=0.797303 ! Fit after self-cal, rms=0.067387Jy sigma=0.797190 wmodel J1308-0950_X_map.mod ! Writing 116 model components to file: J1308-0950_X_map.mod wobs J1308-0950_X_uvs.fits ! Writing UV FITS file: J1308-0950_X_uvs.fits wwins J1308-0950_X_map.win ! wwins: Wrote 2 windows to J1308-0950_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 = 0.000507607 Jy ! Component: 100 - total flux cleaned = 0.000805229 Jy ! Component: 150 - total flux cleaned = 0.00108561 Jy ! Component: 200 - total flux cleaned = 0.00130436 Jy ! Component: 250 - total flux cleaned = 0.00149049 Jy ! Component: 300 - total flux cleaned = 0.00164815 Jy ! Component: 350 - total flux cleaned = 0.00184449 Jy ! Component: 400 - total flux cleaned = 0.00201497 Jy ! Component: 450 - total flux cleaned = 0.00213986 Jy ! Component: 500 - total flux cleaned = 0.00228216 Jy ! Component: 550 - total flux cleaned = 0.00236165 Jy ! Component: 600 - total flux cleaned = 0.00243975 Jy ! Component: 650 - total flux cleaned = 0.00253556 Jy ! Component: 700 - total flux cleaned = 0.00264826 Jy ! Component: 750 - total flux cleaned = 0.00270398 Jy ! Component: 800 - total flux cleaned = 0.00277706 Jy ! Component: 850 - total flux cleaned = 0.00292015 Jy ! Component: 900 - total flux cleaned = 0.00300808 Jy ! Component: 950 - total flux cleaned = 0.00316443 Jy ! Component: 1000 - total flux cleaned = 0.0033013 Jy ! Component: 1050 - total flux cleaned = 0.00341964 Jy ! Component: 1100 - total flux cleaned = 0.00353671 Jy ! Component: 1150 - total flux cleaned = 0.00366885 Jy ! Component: 1200 - total flux cleaned = 0.00381527 Jy ! Component: 1250 - total flux cleaned = 0.0039438 Jy ! Component: 1300 - total flux cleaned = 0.00402332 Jy ! Component: 1350 - total flux cleaned = 0.00410176 Jy ! Component: 1400 - total flux cleaned = 0.00419482 Jy ! Component: 1450 - total flux cleaned = 0.00424111 Jy ! Component: 1500 - total flux cleaned = 0.00436269 Jy ! Component: 1550 - total flux cleaned = 0.00440783 Jy ! Component: 1600 - total flux cleaned = 0.00451187 Jy ! Component: 1650 - total flux cleaned = 0.00454147 Jy ! Component: 1700 - total flux cleaned = 0.00468731 Jy ! Component: 1750 - total flux cleaned = 0.00470151 Jy ! Component: 1800 - total flux cleaned = 0.00481583 Jy ! Component: 1850 - total flux cleaned = 0.00482997 Jy ! Component: 1900 - total flux cleaned = 0.00490027 Jy ! Component: 1950 - total flux cleaned = 0.00495583 Jy ! Component: 2000 - total flux cleaned = 0.00506601 Jy ! Component: 2050 - total flux cleaned = 0.00507984 Jy ! Component: 2100 - total flux cleaned = 0.0051476 Jy ! Component: 2150 - total flux cleaned = 0.00518817 Jy ! Component: 2200 - total flux cleaned = 0.00529492 Jy ! Component: 2250 - total flux cleaned = 0.00540055 Jy ! Component: 2300 - total flux cleaned = 0.0054399 Jy ! Component: 2350 - total flux cleaned = 0.00554417 Jy ! Component: 2400 - total flux cleaned = 0.00555714 Jy ! Component: 2450 - total flux cleaned = 0.00564705 Jy ! Component: 2500 - total flux cleaned = 0.00579982 Jy ! Component: 2550 - total flux cleaned = 0.00578726 Jy ! Component: 2600 - total flux cleaned = 0.00588774 Jy ! Component: 2650 - total flux cleaned = 0.00593753 Jy ! Component: 2700 - total flux cleaned = 0.00606134 Jy ! Component: 2750 - total flux cleaned = 0.00608591 Jy ! Component: 2800 - total flux cleaned = 0.0061835 Jy ! Component: 2850 - total flux cleaned = 0.00624403 Jy ! Component: 2900 - total flux cleaned = 0.00628013 Jy ! Component: 2950 - total flux cleaned = 0.00637586 Jy ! Component: 3000 - total flux cleaned = 0.00642338 Jy ! Component: 3050 - total flux cleaned = 0.00652969 Jy ! Component: 3100 - total flux cleaned = 0.00658823 Jy ! Component: 3150 - total flux cleaned = 0.00664639 Jy ! Component: 3200 - total flux cleaned = 0.00671572 Jy ! Component: 3250 - total flux cleaned = 0.00677318 Jy ! Component: 3300 - total flux cleaned = 0.00679595 Jy ! Component: 3350 - total flux cleaned = 0.00690948 Jy ! Component: 3400 - total flux cleaned = 0.00693192 Jy ! Component: 3450 - total flux cleaned = 0.00699921 Jy ! Component: 3500 - total flux cleaned = 0.00712181 Jy ! Component: 3550 - total flux cleaned = 0.00714399 Jy ! Component: 3600 - total flux cleaned = 0.00722117 Jy ! Component: 3650 - total flux cleaned = 0.00729791 Jy ! Component: 3700 - total flux cleaned = 0.00733064 Jy ! Component: 3750 - total flux cleaned = 0.00743914 Jy ! Component: 3800 - total flux cleaned = 0.00744985 Jy ! Component: 3850 - total flux cleaned = 0.00749286 Jy ! Component: 3900 - total flux cleaned = 0.00751424 Jy ! Component: 3950 - total flux cleaned = 0.0075568 Jy ! Component: 4000 - total flux cleaned = 0.00763083 Jy ! Component: 4050 - total flux cleaned = 0.00766236 Jy ! Total flux subtracted in 4096 components = 0.0077043 Jy ! Clean residual min=-0.000569 max=0.000570 Jy/beam ! Clean residual mean=0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.127085 Jy keep ! Adding 380 model components to the UV plane model. ! The established model now contains 496 components and 0.127085 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1308-0950_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9366 x 3.503 at -18.31 degrees (North through East) ! Clean map min=-0.0010309 max=0.089147 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1308-0950_X_map.fits wmodel /vlbi/bp222/maps//J1308-0950_X_map.mod ! Writing 496 model components to file: /vlbi/bp222/maps//J1308-0950_X_map.mod wobs /vlbi/bp222/maps//J1308-0950_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1308-0950_X_uvs.fits wwins /vlbi/bp222/maps//J1308-0950_X_map.win ! wwins: Wrote 3 windows to /vlbi/bp222/maps//J1308-0950_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0891466 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000207798 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.699291 0.699291 1.39858 2.79716 5.59433 11.1887 22.3773 44.7546 89.5092 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.089 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 429.006 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1308-0950_X_dfm.log closed on Thu Sep 27 11:09:42 2018