! Started logfile: /vlbi/bp222/maps//J1455-1108_X_dfm.log on Thu Sep 27 11:16:03 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//J1455-1108_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1455-1108_X_uva.fits ! AN table 1: 115 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.906211 visibilities/baseline/integration-bin. ! Found source: J1455-1108 ! ! 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 35016 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 J1455-1108_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 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.034839Jy sigma=15.597709 ! Fit after self-cal, rms=0.755027Jy sigma=11.339262 ! 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=0.6151 mas, bmaj=1.657 mas, bpa=-3.651 degrees ! Estimated noise=0.506692 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 = 0.19287 Jy ! Component: 100 - total flux cleaned = 0.235631 Jy ! Total flux subtracted in 100 components = 0.235631 Jy ! Clean residual min=-0.007223 max=0.014515 Jy/beam ! Clean residual mean=-0.000004 rms=0.001555 Jy/beam ! Combined flux in latest and established models = 0.235631 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.235631 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=0.074999Jy sigma=1.096602 ! Fit after self-cal, rms=0.074883Jy sigma=1.094253 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141216 Jy ! Component: 100 - total flux cleaned = 0.0198976 Jy ! Total flux subtracted in 100 components = 0.0198976 Jy ! Clean residual min=-0.005887 max=0.012598 Jy/beam ! Clean residual mean=-0.000001 rms=0.001351 Jy/beam ! Combined flux in latest and established models = 0.255529 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 6 components and 0.255529 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=0.072408Jy sigma=1.052392 ! Fit after self-cal, rms=0.072388Jy sigma=1.052174 ! Inverting map ! Added new window around map position (1.2, -2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00998803 Jy ! Component: 100 - total flux cleaned = 0.0120948 Jy ! Total flux subtracted in 100 components = 0.0120948 Jy ! Clean residual min=-0.005709 max=0.006510 Jy/beam ! Clean residual mean=-0.000001 rms=0.001229 Jy/beam ! Combined flux in latest and established models = 0.267623 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.267623 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=0.071069Jy sigma=1.031928 ! Fit after self-cal, rms=0.070848Jy sigma=1.029332 ! 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=0.7731 mas, bmaj=1.928 mas, bpa=-3.419 degrees ! Estimated noise=0.262591 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 = 0.0041581 Jy ! Component: 100 - total flux cleaned = 0.00616211 Jy ! Component: 150 - total flux cleaned = 0.00756973 Jy ! Component: 200 - total flux cleaned = 0.00821774 Jy ! Total flux subtracted in 200 components = 0.00821774 Jy ! Clean residual min=-0.005335 max=0.005863 Jy/beam ! Clean residual mean=0.000000 rms=0.001502 Jy/beam ! Combined flux in latest and established models = 0.275841 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 27 components and 0.275841 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=0.070614Jy sigma=1.025349 ! Fit after self-cal, rms=0.070556Jy sigma=1.024678 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7731 x 1.928 at -3.419 degrees (North through East) ! Clean map min=-0.0051507 max=0.24731 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.01 KP 1.08 ! MK 1.02 NL 0.97 OV 0.97 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 1.01 KP 1.09 ! MK 1.01 NL 0.96 OV 0.98 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 1.00 KP 1.09 ! MK 1.01 NL 0.97 OV 0.96 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.00 KP 1.08 ! MK 1.01 NL 0.97 OV 0.98 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.99 KP 1.07 ! MK 1.00 NL 0.97 OV 0.98 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 1.01 KP 1.09 ! MK 1.00 NL 0.97 OV 0.96 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.99 KP 1.08 ! MK 1.00 NL 0.97 OV 0.96 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.00 KP 1.08 ! MK 1.00 NL 0.96 OV 0.96 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 1.01 KP 1.07 ! MK 1.00 NL 0.95 OV 0.97 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 0.99 KP 1.05 ! MK 1.00 NL 0.96 OV 0.97 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.00 KP 1.06 ! MK 1.00 NL 0.95 OV 0.99 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 1.02 KP 1.07 ! MK 1.02 NL 0.95 OV 0.96 SC 0.98 ! ! ! Fit before self-cal, rms=0.070556Jy sigma=1.024678 ! Fit after self-cal, rms=0.070423Jy sigma=1.007194 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7735 mas, bmaj=1.926 mas, bpa=-3.328 degrees ! Estimated noise=0.262018 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 = 0.00125685 Jy ! Component: 100 - total flux cleaned = 0.0016356 Jy ! Component: 150 - total flux cleaned = 0.00199877 Jy ! Component: 200 - total flux cleaned = 0.00216497 Jy ! Total flux subtracted in 200 components = 0.00216497 Jy ! Clean residual min=-0.005552 max=0.004909 Jy/beam ! Clean residual mean=-0.000007 rms=0.001348 Jy/beam ! Combined flux in latest and established models = 0.278006 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 41 components and 0.278006 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=0.070358Jy sigma=1.006143 ! Fit after self-cal, rms=0.070334Jy sigma=1.005856 ! 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=0.070334Jy sigma=1.005856 ! Fit after self-cal, rms=0.071179Jy sigma=0.991989 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7722 mas, bmaj=1.923 mas, bpa=-3.354 degrees ! Estimated noise=0.263883 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00204733 Jy ! Component: 100 - total flux cleaned = 0.00267694 Jy ! Component: 150 - total flux cleaned = 0.00301037 Jy ! Component: 200 - total flux cleaned = 0.00326625 Jy ! Total flux subtracted in 200 components = 0.00326625 Jy ! Clean residual min=-0.005116 max=0.004410 Jy/beam ! Clean residual mean=-0.000005 rms=0.001221 Jy/beam ! Combined flux in latest and established models = 0.281272 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 0.281272 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=0.071129Jy sigma=0.990828 ! Fit after self-cal, rms=0.071113Jy sigma=0.990637 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 = 0.000522423 Jy ! Component: 100 - total flux cleaned = 0.000451495 Jy ! Component: 150 - total flux cleaned = 0.000469052 Jy ! Component: 200 - total flux cleaned = 0.000530507 Jy ! Total flux subtracted in 200 components = 0.000530507 Jy ! Clean residual min=-0.005028 max=0.004408 Jy/beam ! Clean residual mean=-0.000005 rms=0.001218 Jy/beam ! Combined flux in latest and established models = 0.281803 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 56 components and 0.281803 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=0.071102Jy sigma=0.990358 ! Fit after self-cal, rms=0.071094Jy sigma=0.990285 ! 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=0.071094Jy sigma=0.990285 ! Fit after self-cal, rms=0.076901Jy sigma=0.921386 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7714 mas, bmaj=1.922 mas, bpa=-3.331 degrees ! Estimated noise=0.263837 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000368818 Jy ! Component: 100 - total flux cleaned = 0.000303431 Jy ! Component: 150 - total flux cleaned = 0.000209534 Jy ! Component: 200 - total flux cleaned = 0.000113858 Jy ! Total flux subtracted in 200 components = 0.000113858 Jy ! Clean residual min=-0.001150 max=0.001278 Jy/beam ! Clean residual mean=0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.281917 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 59 components and 0.281917 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=0.076886Jy sigma=0.921160 ! Fit after self-cal, rms=0.076925Jy sigma=0.920901 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 (0, -9.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103757 Jy ! Component: 100 - total flux cleaned = 0.00111887 Jy ! Component: 150 - total flux cleaned = 0.00112055 Jy ! Component: 200 - total flux cleaned = 0.00110192 Jy ! Total flux subtracted in 200 components = 0.00110192 Jy ! Clean residual min=-0.001023 max=0.001008 Jy/beam ! Clean residual mean=0.000000 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.283019 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 74 components and 0.283019 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=0.076907Jy sigma=0.920533 ! Fit after self-cal, rms=0.076904Jy sigma=0.920515 ! 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=0.076904Jy sigma=0.920515 ! Fit after self-cal, rms=0.077024Jy sigma=0.920476 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.881 mas, bmaj=3.154 mas, bpa=-0.6622 degrees ! Estimated noise=0.342211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000655444 Jy ! Component: 100 - total flux cleaned = 0.000849179 Jy ! Component: 150 - total flux cleaned = 0.00100168 Jy ! Component: 200 - total flux cleaned = 0.00102669 Jy ! Total flux subtracted in 200 components = 0.00102669 Jy ! Clean residual min=-0.001048 max=0.001352 Jy/beam ! Clean residual mean=0.000001 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.284045 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 94 components and 0.284045 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=0.077020Jy sigma=0.920419 ! Fit after self-cal, rms=0.077020Jy sigma=0.920412 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 = 0.000115582 Jy ! Component: 100 - total flux cleaned = 9.49748e-05 Jy ! Component: 150 - total flux cleaned = 7.61615e-05 Jy ! Component: 200 - total flux cleaned = 5.86612e-05 Jy ! Total flux subtracted in 200 components = 5.86612e-05 Jy ! Clean residual min=-0.001049 max=0.001333 Jy/beam ! Clean residual mean=0.000001 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.284104 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 103 components and 0.284104 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=0.077018Jy sigma=0.920385 ! Fit after self-cal, rms=0.077018Jy sigma=0.920384 ! 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=0.7714 mas, bmaj=1.921 mas, bpa=-3.309 degrees ! Estimated noise=0.26393 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7714 x 1.921 at -3.309 degrees (North through East) ! Clean map min=-0.00085423 max=0.2471 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=0.6134 mas, bmaj=1.65 mas, bpa=-3.567 degrees ! Estimated noise=0.508809 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.193592 Jy ! Component: 100 - total flux cleaned = 0.237623 Jy ! Component: 150 - total flux cleaned = 0.256129 Jy ! Component: 200 - total flux cleaned = 0.265904 Jy ! Total flux subtracted in 200 components = 0.265904 Jy ! Clean residual min=-0.002710 max=0.004807 Jy/beam ! Clean residual mean=-0.000002 rms=0.000573 Jy/beam ! Combined flux in latest and established models = 0.265904 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.265904 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7714 mas, bmaj=1.921 mas, bpa=-3.309 degrees ! Estimated noise=0.26393 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 = 0.00652926 Jy ! Component: 100 - total flux cleaned = 0.00994081 Jy ! Component: 150 - total flux cleaned = 0.0120889 Jy ! Component: 200 - total flux cleaned = 0.0136183 Jy ! Total flux subtracted in 200 components = 0.0136183 Jy ! Clean residual min=-0.001252 max=0.001202 Jy/beam ! Clean residual mean=-0.000000 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.279522 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 33 components and 0.279522 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=1.881 mas, bmaj=3.154 mas, bpa=-0.6622 degrees ! Estimated noise=0.342211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178294 Jy ! Component: 100 - total flux cleaned = 0.00280295 Jy ! Component: 150 - total flux cleaned = 0.00347954 Jy ! Component: 200 - total flux cleaned = 0.00385475 Jy ! Total flux subtracted in 200 components = 0.00385475 Jy ! Clean residual min=-0.001048 max=0.001403 Jy/beam ! Clean residual mean=0.000001 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.283377 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) ! Added new window around map position (42.2, 18.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000914929 Jy ! Component: 100 - total flux cleaned = 0.000902555 Jy ! Component: 150 - total flux cleaned = 0.000886179 Jy ! Component: 200 - total flux cleaned = 0.000773257 Jy ! Total flux subtracted in 200 components = 0.000773257 Jy ! Clean residual min=-0.001017 max=0.001099 Jy/beam ! Clean residual mean=0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.28415 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 84 components and 0.28415 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7714 mas, bmaj=1.921 mas, bpa=-3.309 degrees ! Estimated noise=0.26393 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.52607e-05 Jy ! Component: 100 - total flux cleaned = -0.000182184 Jy ! Component: 150 - total flux cleaned = -0.000225982 Jy ! Component: 200 - total flux cleaned = -0.000227465 Jy ! Total flux subtracted in 200 components = -0.000227465 Jy ! Clean residual min=-0.000988 max=0.000900 Jy/beam ! Clean residual mean=0.000000 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.283923 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 105 components and 0.283923 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=0.077005Jy sigma=0.920186 ! Fit after self-cal, rms=0.076999Jy sigma=0.920092 wmodel J1455-1108_X_map.mod ! Writing 105 model components to file: J1455-1108_X_map.mod wobs J1455-1108_X_uvs.fits ! Writing UV FITS file: J1455-1108_X_uvs.fits wwins J1455-1108_X_map.win ! wwins: Wrote 4 windows to J1455-1108_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 = -0.000223809 Jy ! Component: 100 - total flux cleaned = -0.000319927 Jy ! Component: 150 - total flux cleaned = -0.000320466 Jy ! Component: 200 - total flux cleaned = -0.000275905 Jy ! Component: 250 - total flux cleaned = -0.000246966 Jy ! Component: 300 - total flux cleaned = -0.000261003 Jy ! Component: 350 - total flux cleaned = -0.000274581 Jy ! Component: 400 - total flux cleaned = -0.000274286 Jy ! Component: 450 - total flux cleaned = -0.000287875 Jy ! Component: 500 - total flux cleaned = -0.000341668 Jy ! Component: 550 - total flux cleaned = -0.000368255 Jy ! Component: 600 - total flux cleaned = -0.000420624 Jy ! Component: 650 - total flux cleaned = -0.00048509 Jy ! Component: 700 - total flux cleaned = -0.000523281 Jy ! Component: 750 - total flux cleaned = -0.000548498 Jy ! Component: 800 - total flux cleaned = -0.000623414 Jy ! Component: 850 - total flux cleaned = -0.00066048 Jy ! Component: 900 - total flux cleaned = -0.000733789 Jy ! Component: 950 - total flux cleaned = -0.000757934 Jy ! Component: 1000 - total flux cleaned = -0.000794052 Jy ! Component: 1050 - total flux cleaned = -0.000841515 Jy ! Component: 1100 - total flux cleaned = -0.000900465 Jy ! Component: 1150 - total flux cleaned = -0.000912265 Jy ! Component: 1200 - total flux cleaned = -0.000993456 Jy ! Component: 1250 - total flux cleaned = -0.000947368 Jy ! Component: 1300 - total flux cleaned = -0.000970286 Jy ! Component: 1350 - total flux cleaned = -0.0010383 Jy ! Component: 1400 - total flux cleaned = -0.0010832 Jy ! Component: 1450 - total flux cleaned = -0.00110546 Jy ! Component: 1500 - total flux cleaned = -0.00111653 Jy ! Component: 1550 - total flux cleaned = -0.00117155 Jy ! Component: 1600 - total flux cleaned = -0.00120424 Jy ! Component: 1650 - total flux cleaned = -0.00121522 Jy ! Component: 1700 - total flux cleaned = -0.00126895 Jy ! Component: 1750 - total flux cleaned = -0.00130086 Jy ! Component: 1800 - total flux cleaned = -0.00132199 Jy ! Component: 1850 - total flux cleaned = -0.00135362 Jy ! Component: 1900 - total flux cleaned = -0.00140593 Jy ! Component: 1950 - total flux cleaned = -0.0014578 Jy ! Component: 2000 - total flux cleaned = -0.00146815 Jy ! Component: 2050 - total flux cleaned = -0.0015397 Jy ! Component: 2100 - total flux cleaned = -0.00159047 Jy ! Component: 2150 - total flux cleaned = -0.00166108 Jy ! Component: 2200 - total flux cleaned = -0.00170117 Jy ! Component: 2250 - total flux cleaned = -0.00172114 Jy ! Component: 2300 - total flux cleaned = -0.00176082 Jy ! Component: 2350 - total flux cleaned = -0.00181014 Jy ! Component: 2400 - total flux cleaned = -0.00189835 Jy ! Component: 2450 - total flux cleaned = -0.00192756 Jy ! Component: 2500 - total flux cleaned = -0.00198574 Jy ! Component: 2550 - total flux cleaned = -0.00204363 Jy ! Component: 2600 - total flux cleaned = -0.00205315 Jy ! Component: 2650 - total flux cleaned = -0.00211981 Jy ! Component: 2700 - total flux cleaned = -0.00212926 Jy ! Component: 2750 - total flux cleaned = -0.00213874 Jy ! Component: 2800 - total flux cleaned = -0.00211068 Jy ! Component: 2850 - total flux cleaned = -0.00220405 Jy ! Component: 2900 - total flux cleaned = -0.00225982 Jy ! Component: 2950 - total flux cleaned = -0.00227828 Jy ! Component: 3000 - total flux cleaned = -0.00230586 Jy ! Component: 3050 - total flux cleaned = -0.00232414 Jy ! Component: 3100 - total flux cleaned = -0.00236965 Jy ! Component: 3150 - total flux cleaned = -0.00236053 Jy ! Component: 3200 - total flux cleaned = -0.00236957 Jy ! Component: 3250 - total flux cleaned = -0.0023697 Jy ! Component: 3300 - total flux cleaned = -0.00239665 Jy ! Component: 3350 - total flux cleaned = -0.00241443 Jy ! Component: 3400 - total flux cleaned = -0.00239674 Jy ! Component: 3450 - total flux cleaned = -0.00242323 Jy ! Component: 3500 - total flux cleaned = -0.00242324 Jy ! Component: 3550 - total flux cleaned = -0.00242322 Jy ! Component: 3600 - total flux cleaned = -0.0024058 Jy ! Component: 3650 - total flux cleaned = -0.00235384 Jy ! Component: 3700 - total flux cleaned = -0.00239702 Jy ! Component: 3750 - total flux cleaned = -0.00239703 Jy ! Component: 3800 - total flux cleaned = -0.00238849 Jy ! Component: 3850 - total flux cleaned = -0.0024141 Jy ! Component: 3900 - total flux cleaned = -0.00237169 Jy ! Component: 3950 - total flux cleaned = -0.00239707 Jy ! Component: 4000 - total flux cleaned = -0.00240554 Jy ! Component: 4050 - total flux cleaned = -0.00239719 Jy ! Total flux subtracted in 4096 components = -0.00243052 Jy ! Clean residual min=-0.000537 max=0.000594 Jy/beam ! Clean residual mean=0.000000 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.281492 Jy keep ! Adding 349 model components to the UV plane model. ! The established model now contains 454 components and 0.281492 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1455-1108_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7714 x 1.921 at -3.309 degrees (North through East) ! Clean map min=-0.00072109 max=0.24626 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1455-1108_X_map.fits wmodel /vlbi/bp222/maps//J1455-1108_X_map.mod ! Writing 454 model components to file: /vlbi/bp222/maps//J1455-1108_X_map.mod wobs /vlbi/bp222/maps//J1455-1108_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1455-1108_X_uvs.fits wwins /vlbi/bp222/maps//J1455-1108_X_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J1455-1108_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.246261 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000146621 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.178616 0.178616 0.357233 0.714465 1.42893 2.85786 5.71572 11.4314 22.8629 45.7258 91.4516 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.246 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1679.58 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1455-1108_X_dfm.log closed on Thu Sep 27 11:16:09 2018