! Started logfile: /vlbi/uf001/uva//J1845-2200_X_dfm.log on Mon Jan 14 04:47:19 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//J1845-2200_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1845-2200_X_uva.fits ! AN table 1: 48 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.790509 visibilities/baseline/integration-bin. ! Found source: J1845-2200 ! ! 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 16392 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 J1845-2200_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=1.005731Jy sigma=20.293330 ! Fit after self-cal, rms=0.952030Jy sigma=19.163160 ! 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=0.6045 mas, bmaj=1.787 mas, bpa=3.088 degrees ! Estimated noise=0.492404 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 = 0.0361067 Jy ! Component: 100 - total flux cleaned = 0.0475235 Jy ! Total flux subtracted in 100 components = 0.0475235 Jy ! Clean residual min=-0.003741 max=0.004980 Jy/beam ! Clean residual mean=0.000002 rms=0.000995 Jy/beam ! Combined flux in latest and established models = 0.0475234 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0475234 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=0.068532Jy sigma=1.246804 ! Fit after self-cal, rms=0.067270Jy sigma=1.221782 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00674877 Jy ! Component: 100 - total flux cleaned = 0.0104386 Jy ! Total flux subtracted in 100 components = 0.0104386 Jy ! Clean residual min=-0.003434 max=0.004214 Jy/beam ! Clean residual mean=0.000001 rms=0.000811 Jy/beam ! Combined flux in latest and established models = 0.057962 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 20 components and 0.057962 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=0.066382Jy sigma=1.197745 ! Fit after self-cal, rms=0.066360Jy sigma=1.197260 ! 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=0.7959 mas, bmaj=2.187 mas, bpa=3.602 degrees ! Estimated noise=0.281049 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 (1.4, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00508011 Jy ! Component: 100 - total flux cleaned = 0.00783089 Jy ! Component: 150 - total flux cleaned = 0.00972067 Jy ! Component: 200 - total flux cleaned = 0.0111144 Jy ! Total flux subtracted in 200 components = 0.0111144 Jy ! Clean residual min=-0.002481 max=0.003340 Jy/beam ! Clean residual mean=-0.000000 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.0690764 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 40 components and 0.0690765 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=0.065989Jy sigma=1.187456 ! Fit after self-cal, rms=0.065905Jy sigma=1.185866 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7959 x 2.187 at 3.602 degrees (North through East) ! Clean map min=-0.0023853 max=0.050703 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.02 KP 0.99 LA 0.92 ! MK 1.03 NL 1.12 OV 0.87 PT 0.90 ! SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 HN 1.18 KP 1.03 LA 0.92 ! MK 1.00 NL 1.09 OV 0.86 PT 0.91 ! SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.99 KP 1.02 LA 0.90 ! MK 0.99 NL 1.12 OV 0.89 PT 0.91 ! SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 0.95 KP 1.02 LA 0.96 ! MK 1.01 NL 1.11 OV 0.88 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.04 KP 1.06 LA 0.93 ! MK 1.02 NL 1.15 OV 0.90 PT 0.92 ! SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.94 KP 1.11 LA 1.06 ! MK 1.10 NL 1.13 OV 0.87 PT 0.94 ! SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.04 KP 1.02 LA 0.96 ! MK 1.06 NL 1.08 OV 0.85 PT 0.91 ! SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.05 KP 0.98 LA 1.00 ! MK 1.03 NL 1.11 OV 0.94 PT 0.94 ! SC 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.97 KP 1.09 LA 0.98 ! MK 0.95 NL 1.23 OV 0.89 PT 0.92 ! SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.06 KP 1.08 LA 0.94 ! MK 0.95 NL 1.13 OV 0.91 PT 0.87 ! SC 0.85 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.96 KP 1.01 LA 0.92 ! MK 1.08 NL 1.14 OV 0.95 PT 0.93 ! SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.94 KP 0.95 LA 1.04 ! MK 0.93 NL 1.12 OV 0.84 PT 0.94 ! SC 0.93 ! ! ! Fit before self-cal, rms=0.065905Jy sigma=1.185866 ! Fit after self-cal, rms=0.065964Jy sigma=1.178700 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7955 mas, bmaj=2.198 mas, bpa=3.963 degrees ! Estimated noise=0.277441 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 = 0.000489328 Jy ! Component: 100 - total flux cleaned = 0.000241794 Jy ! Component: 150 - total flux cleaned = 4.22762e-05 Jy ! Component: 200 - total flux cleaned = -7.0697e-05 Jy ! Total flux subtracted in 200 components = -7.0697e-05 Jy ! Clean residual min=-0.001439 max=0.001572 Jy/beam ! Clean residual mean=0.000001 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.0690058 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 54 components and 0.0690058 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=0.065911Jy sigma=1.177894 ! Fit after self-cal, rms=0.066047Jy sigma=1.176993 ! 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=0.066047Jy sigma=1.176993 ! Fit after self-cal, rms=0.066246Jy sigma=1.175422 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.791 mas, bmaj=2.19 mas, bpa=4.365 degrees ! Estimated noise=0.276076 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000304932 Jy ! Component: 100 - total flux cleaned = 0.000273811 Jy ! Component: 150 - total flux cleaned = 0.00019481 Jy ! Component: 200 - total flux cleaned = 0.000126448 Jy ! Total flux subtracted in 200 components = 0.000126448 Jy ! Clean residual min=-0.001274 max=0.001576 Jy/beam ! Clean residual mean=0.000001 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.0691322 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 62 components and 0.0691322 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=0.066214Jy sigma=1.174946 ! Fit after self-cal, rms=0.066236Jy sigma=1.174748 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 (7.4, 16). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125635 Jy ! Component: 100 - total flux cleaned = 0.00122916 Jy ! Component: 150 - total flux cleaned = 0.00123068 Jy ! Component: 200 - total flux cleaned = 0.0012303 Jy ! Total flux subtracted in 200 components = 0.0012303 Jy ! Clean residual min=-0.001178 max=0.001389 Jy/beam ! Clean residual mean=0.000001 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0703625 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 75 components and 0.0703625 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=0.066187Jy sigma=1.173928 ! Fit after self-cal, rms=0.066173Jy sigma=1.173781 ! Inverting map ! Added new window around map position (-26.6, -32.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131794 Jy ! Component: 100 - total flux cleaned = 0.00169712 Jy ! Component: 150 - total flux cleaned = 0.00178232 Jy ! Component: 200 - total flux cleaned = 0.00183438 Jy ! Total flux subtracted in 200 components = 0.00183438 Jy ! Clean residual min=-0.001127 max=0.001280 Jy/beam ! Clean residual mean=0.000001 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0721969 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 87 components and 0.0721969 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=0.066132Jy sigma=1.173054 ! Fit after self-cal, rms=0.066116Jy sigma=1.172935 ! Inverting map ! Added new window around map position (-13.4, -9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000675109 Jy ! Component: 100 - total flux cleaned = 0.000841249 Jy ! Component: 150 - total flux cleaned = 0.000926838 Jy ! Component: 200 - total flux cleaned = 0.000928418 Jy ! Total flux subtracted in 200 components = 0.000928418 Jy ! Clean residual min=-0.001102 max=0.001217 Jy/beam ! Clean residual mean=0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0731253 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 100 components and 0.0731253 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=0.066082Jy sigma=1.172246 ! Fit after self-cal, rms=0.066070Jy sigma=1.172129 ! Inverting map ! Added new window around map position (19.6, 27.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000983446 Jy ! Component: 100 - total flux cleaned = 0.0012018 Jy ! Component: 150 - total flux cleaned = 0.00109514 Jy ! Component: 200 - total flux cleaned = 0.00102223 Jy ! Total flux subtracted in 200 components = 0.00102223 Jy ! Clean residual min=-0.001110 max=0.001126 Jy/beam ! Clean residual mean=0.000001 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0741475 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 111 components and 0.0741476 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=0.066037Jy sigma=1.171565 ! Fit after self-cal, rms=0.066036Jy sigma=1.171463 ! 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=0.066036Jy sigma=1.171463 ! Fit after self-cal, rms=0.065635Jy sigma=1.171143 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7861 mas, bmaj=2.179 mas, bpa=4.891 degrees ! Estimated noise=0.272847 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000608973 Jy ! Component: 100 - total flux cleaned = 0.000738098 Jy ! Component: 150 - total flux cleaned = 0.000739831 Jy ! Component: 200 - total flux cleaned = 0.000676305 Jy ! Total flux subtracted in 200 components = 0.000676305 Jy ! Clean residual min=-0.001094 max=0.001083 Jy/beam ! Clean residual mean=0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0748239 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 125 components and 0.0748238 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=0.065615Jy sigma=1.170805 ! Fit after self-cal, rms=0.065632Jy sigma=1.170729 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 (-7.8, -26). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000753677 Jy ! Component: 100 - total flux cleaned = 0.000922019 Jy ! Component: 150 - total flux cleaned = 0.00102986 Jy ! Component: 200 - total flux cleaned = 0.00103019 Jy ! Total flux subtracted in 200 components = 0.00103019 Jy ! Clean residual min=-0.001056 max=0.000992 Jy/beam ! Clean residual mean=0.000001 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.075854 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 146 components and 0.075854 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=0.065608Jy sigma=1.170350 ! Fit after self-cal, rms=0.065604Jy sigma=1.170244 ! 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=0.065604Jy sigma=1.170244 ! Fit after self-cal, rms=0.065431Jy sigma=1.170175 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.999 mas, bmaj=4.673 mas, bpa=4.32 degrees ! Estimated noise=0.358664 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00058138 Jy ! Component: 100 - total flux cleaned = 0.000806724 Jy ! Component: 150 - total flux cleaned = 0.000931732 Jy ! Component: 200 - total flux cleaned = 0.000989082 Jy ! Total flux subtracted in 200 components = 0.000989082 Jy ! Clean residual min=-0.000916 max=0.000957 Jy/beam ! Clean residual mean=0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0768431 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 168 components and 0.0768431 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=0.065424Jy sigma=1.170067 ! Fit after self-cal, rms=0.065424Jy sigma=1.170037 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 = 0.000276124 Jy ! Component: 100 - total flux cleaned = 0.00028998 Jy ! Component: 150 - total flux cleaned = 0.000277181 Jy ! Component: 200 - total flux cleaned = 0.000264949 Jy ! Total flux subtracted in 200 components = 0.000264949 Jy ! Clean residual min=-0.000879 max=0.000919 Jy/beam ! Clean residual mean=0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0771081 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 175 components and 0.0771081 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=0.065419Jy sigma=1.169975 ! Fit after self-cal, rms=0.065418Jy sigma=1.169965 ! 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=0.7838 mas, bmaj=2.176 mas, bpa=5.101 degrees ! Estimated noise=0.271608 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7838 x 2.176 at 5.101 degrees (North through East) ! Clean map min=-0.0017144 max=0.049412 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=0.5993 mas, bmaj=1.79 mas, bpa=4.48 degrees ! Estimated noise=0.471082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0357148 Jy ! Component: 100 - total flux cleaned = 0.0492417 Jy ! Component: 150 - total flux cleaned = 0.0561263 Jy ! Component: 200 - total flux cleaned = 0.0609161 Jy ! Total flux subtracted in 200 components = 0.0609161 Jy ! Clean residual min=-0.003239 max=0.003347 Jy/beam ! Clean residual mean=0.000001 rms=0.000730 Jy/beam ! Combined flux in latest and established models = 0.0609161 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0609161 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7838 mas, bmaj=2.176 mas, bpa=5.101 degrees ! Estimated noise=0.271608 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 = 0.00442804 Jy ! Component: 100 - total flux cleaned = 0.00699018 Jy ! Component: 150 - total flux cleaned = 0.00883512 Jy ! Component: 200 - total flux cleaned = 0.0102842 Jy ! Total flux subtracted in 200 components = 0.0102842 Jy ! Clean residual min=-0.001561 max=0.001860 Jy/beam ! Clean residual mean=0.000001 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.0712003 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 41 components and 0.0712003 Jy ! Inverting map ! Added new window around map position (-11.6, -19.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016538 Jy ! Component: 100 - total flux cleaned = 0.00237201 Jy ! Component: 150 - total flux cleaned = 0.00313269 Jy ! Component: 200 - total flux cleaned = 0.00372555 Jy ! Total flux subtracted in 200 components = 0.00372555 Jy ! Clean residual min=-0.001295 max=0.001451 Jy/beam ! Clean residual mean=0.000001 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.0749258 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 51 components and 0.0749258 Jy ! Inverting map ! Added new window around map position (-0.8, 11.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118156 Jy ! Component: 100 - total flux cleaned = 0.00177996 Jy ! Component: 150 - total flux cleaned = 0.00205721 Jy ! Component: 200 - total flux cleaned = 0.0023163 Jy ! Total flux subtracted in 200 components = 0.0023163 Jy ! Clean residual min=-0.001273 max=0.001202 Jy/beam ! Clean residual mean=0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0772421 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 72 components and 0.0772422 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=1.999 mas, bmaj=4.673 mas, bpa=4.32 degrees ! Estimated noise=0.358664 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000268987 Jy ! Component: 100 - total flux cleaned = 0.000202516 Jy ! Component: 150 - total flux cleaned = 0.000283027 Jy ! Component: 200 - total flux cleaned = 0.000304336 Jy ! Total flux subtracted in 200 components = 0.000304336 Jy ! Clean residual min=-0.001079 max=0.000896 Jy/beam ! Clean residual mean=0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0775465 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 = 0.000106083 Jy ! Component: 100 - total flux cleaned = 0.0001453 Jy ! Component: 150 - total flux cleaned = 0.00018376 Jy ! Component: 200 - total flux cleaned = 0.000254955 Jy ! Total flux subtracted in 200 components = 0.000254955 Jy ! Clean residual min=-0.001013 max=0.000861 Jy/beam ! Clean residual mean=0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0778014 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 103 components and 0.0778015 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7838 mas, bmaj=2.176 mas, bpa=5.101 degrees ! Estimated noise=0.271608 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000337912 Jy ! Component: 100 - total flux cleaned = 0.000368187 Jy ! Component: 150 - total flux cleaned = 0.000424082 Jy ! Component: 200 - total flux cleaned = 0.000422644 Jy ! Total flux subtracted in 200 components = 0.000422644 Jy ! Clean residual min=-0.001056 max=0.001041 Jy/beam ! Clean residual mean=0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0782241 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 128 components and 0.0782241 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=0.065435Jy sigma=1.170320 ! Fit after self-cal, rms=0.065418Jy sigma=1.170035 wmodel J1845-2200_X_map.mod ! Writing 128 model components to file: J1845-2200_X_map.mod wobs J1845-2200_X_uvs.fits ! Writing UV FITS file: J1845-2200_X_uvs.fits wwins J1845-2200_X_map.win ! wwins: Wrote 9 windows to J1845-2200_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 = -0.00012144 Jy ! Component: 100 - total flux cleaned = -1.69352e-05 Jy ! Component: 150 - total flux cleaned = 6.65113e-05 Jy ! Component: 200 - total flux cleaned = 0.000146696 Jy ! Component: 250 - total flux cleaned = 0.000239896 Jy ! Component: 300 - total flux cleaned = 0.000300542 Jy ! Component: 350 - total flux cleaned = 0.000359986 Jy ! Component: 400 - total flux cleaned = 0.000418214 Jy ! Component: 450 - total flux cleaned = 0.000461167 Jy ! Component: 500 - total flux cleaned = 0.000531299 Jy ! Component: 550 - total flux cleaned = 0.000586254 Jy ! Component: 600 - total flux cleaned = 0.00063997 Jy ! Component: 650 - total flux cleaned = 0.000679184 Jy ! Component: 700 - total flux cleaned = 0.000666036 Jy ! Component: 750 - total flux cleaned = 0.000653166 Jy ! Component: 800 - total flux cleaned = 0.000628016 Jy ! Component: 850 - total flux cleaned = 0.000565727 Jy ! Component: 900 - total flux cleaned = 0.000516649 Jy ! Component: 950 - total flux cleaned = 0.000492398 Jy ! Component: 1000 - total flux cleaned = 0.000444213 Jy ! Component: 1050 - total flux cleaned = 0.000384851 Jy ! Component: 1100 - total flux cleaned = 0.000396699 Jy ! Component: 1150 - total flux cleaned = 0.000349909 Jy ! Component: 1200 - total flux cleaned = 0.00031542 Jy ! Component: 1250 - total flux cleaned = 0.000281223 Jy ! Component: 1300 - total flux cleaned = 0.000292442 Jy ! Component: 1350 - total flux cleaned = 0.000269857 Jy ! Component: 1400 - total flux cleaned = 0.000214426 Jy ! Component: 1450 - total flux cleaned = 0.000203464 Jy ! Component: 1500 - total flux cleaned = 0.000181863 Jy ! Component: 1550 - total flux cleaned = 0.000160258 Jy ! Component: 1600 - total flux cleaned = 0.000128128 Jy ! Component: 1650 - total flux cleaned = 0.000160086 Jy ! Component: 1700 - total flux cleaned = 0.000117942 Jy ! Component: 1750 - total flux cleaned = 6.59386e-05 Jy ! Component: 1800 - total flux cleaned = 7.62432e-05 Jy ! Component: 1850 - total flux cleaned = 5.58504e-05 Jy ! Component: 1900 - total flux cleaned = 7.62505e-05 Jy ! Component: 1950 - total flux cleaned = 1.58203e-05 Jy ! Component: 2000 - total flux cleaned = 4.58706e-05 Jy ! Component: 2050 - total flux cleaned = 2.58949e-05 Jy ! Component: 2100 - total flux cleaned = 2.59599e-05 Jy ! Component: 2150 - total flux cleaned = -1.33861e-05 Jy ! Component: 2200 - total flux cleaned = -2.30654e-05 Jy ! Component: 2250 - total flux cleaned = -3.28085e-05 Jy ! Component: 2300 - total flux cleaned = -8.07264e-05 Jy ! Component: 2350 - total flux cleaned = -6.1633e-05 Jy ! Component: 2400 - total flux cleaned = -8.06356e-05 Jy ! Component: 2450 - total flux cleaned = -0.000118221 Jy ! Component: 2500 - total flux cleaned = -0.00015533 Jy ! Component: 2550 - total flux cleaned = -0.000146044 Jy ! Component: 2600 - total flux cleaned = -0.000173549 Jy ! Component: 2650 - total flux cleaned = -0.000191836 Jy ! Component: 2700 - total flux cleaned = -0.000218952 Jy ! Component: 2750 - total flux cleaned = -0.000236962 Jy ! Component: 2800 - total flux cleaned = -0.00024594 Jy ! Component: 2850 - total flux cleaned = -0.000281375 Jy ! Component: 2900 - total flux cleaned = -0.000290084 Jy ! Component: 2950 - total flux cleaned = -0.000325081 Jy ! Component: 3000 - total flux cleaned = -0.000299095 Jy ! Component: 3050 - total flux cleaned = -0.000307835 Jy ! Component: 3100 - total flux cleaned = -0.000316386 Jy ! Component: 3150 - total flux cleaned = -0.000324895 Jy ! Component: 3200 - total flux cleaned = -0.000358703 Jy ! Component: 3250 - total flux cleaned = -0.000358673 Jy ! Component: 3300 - total flux cleaned = -0.00035027 Jy ! Component: 3350 - total flux cleaned = -0.000333701 Jy ! Component: 3400 - total flux cleaned = -0.000383231 Jy ! Component: 3450 - total flux cleaned = -0.000366718 Jy ! Component: 3500 - total flux cleaned = -0.000391143 Jy ! Component: 3550 - total flux cleaned = -0.000383054 Jy ! Component: 3600 - total flux cleaned = -0.000399171 Jy ! Component: 3650 - total flux cleaned = -0.000431306 Jy ! Component: 3700 - total flux cleaned = -0.000431236 Jy ! Component: 3750 - total flux cleaned = -0.000415349 Jy ! Component: 3800 - total flux cleaned = -0.000439064 Jy ! Component: 3850 - total flux cleaned = -0.000431127 Jy ! Component: 3900 - total flux cleaned = -0.000423294 Jy ! Component: 3950 - total flux cleaned = -0.000438899 Jy ! Component: 4000 - total flux cleaned = -0.000407852 Jy ! Component: 4050 - total flux cleaned = -0.000400125 Jy ! Total flux subtracted in 4096 components = -0.000423133 Jy ! Clean residual min=-0.000495 max=0.000437 Jy/beam ! Clean residual mean=0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.077801 Jy keep ! Adding 268 model components to the UV plane model. ! The established model now contains 396 components and 0.077801 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1845-2200_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7838 x 2.176 at 5.101 degrees (North through East) ! Clean map min=-0.00077284 max=0.048665 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1845-2200_X_map.fits wmodel /vlbi/uf001/uva//J1845-2200_X_map.mod ! Writing 396 model components to file: /vlbi/uf001/uva//J1845-2200_X_map.mod wobs /vlbi/uf001/uva//J1845-2200_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1845-2200_X_uvs.fits wwins /vlbi/uf001/uva//J1845-2200_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J1845-2200_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0486648 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000126689 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.78099 0.78099 1.56198 3.12396 6.24792 12.4958 24.9917 49.9834 99.9667 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.048 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 384.127 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1845-2200_X_dfm.log closed on Mon Jan 14 04:47:25 2019