! Started logfile: /vlbi/uf001/uva//J0841-3136_X_dfm.log on Mon Jan 14 00:04:01 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//J0841-3136_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0841-3136_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.561852 visibilities/baseline/integration-bin. ! Found source: J0841-3136 ! ! 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 18204 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 J0841-3136_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 244 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 244 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 244 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 244 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 244 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 244 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 244 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 244 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 244 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 244 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 244 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 244 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.047539Jy sigma=21.096538 ! Fit after self-cal, rms=0.711182Jy sigma=14.148015 ! 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=0.6005 mas, bmaj=1.544 mas, bpa=-3.092 degrees ! Estimated noise=0.52072 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 = 0.217884 Jy ! Component: 100 - total flux cleaned = 0.268726 Jy ! Total flux subtracted in 100 components = 0.268726 Jy ! Clean residual min=-0.012811 max=0.019336 Jy/beam ! Clean residual mean=-0.000017 rms=0.002463 Jy/beam ! Combined flux in latest and established models = 0.268726 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.268726 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=0.088140Jy sigma=1.687669 ! Fit after self-cal, rms=0.088132Jy sigma=1.687502 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0218882 Jy ! Component: 100 - total flux cleaned = 0.0344245 Jy ! Total flux subtracted in 100 components = 0.0344245 Jy ! Clean residual min=-0.009244 max=0.013121 Jy/beam ! Clean residual mean=-0.000014 rms=0.001868 Jy/beam ! Combined flux in latest and established models = 0.303151 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 6 components and 0.303151 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=0.080656Jy sigma=1.487831 ! Fit after self-cal, rms=0.080653Jy sigma=1.487604 ! Inverting map ! Added new window around map position (10.8, -21.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115958 Jy ! Component: 100 - total flux cleaned = 0.0180907 Jy ! Total flux subtracted in 100 components = 0.0180907 Jy ! Clean residual min=-0.007755 max=0.010991 Jy/beam ! Clean residual mean=-0.000011 rms=0.001662 Jy/beam ! Combined flux in latest and established models = 0.321241 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.321241 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=0.078757Jy sigma=1.437814 ! Fit after self-cal, rms=0.078669Jy sigma=1.434858 ! Inverting map ! Added new window around map position (1.2, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00983441 Jy ! Component: 100 - total flux cleaned = 0.015371 Jy ! Total flux subtracted in 100 components = 0.015371 Jy ! Clean residual min=-0.006893 max=0.009544 Jy/beam ! Clean residual mean=-0.000009 rms=0.001514 Jy/beam ! Combined flux in latest and established models = 0.336612 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 25 components and 0.336612 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=0.077256Jy sigma=1.404804 ! Fit after self-cal, rms=0.077124Jy sigma=1.401203 ! 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=0.8057 mas, bmaj=1.988 mas, bpa=-3.144 degrees ! Estimated noise=0.269978 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 = 0.00577215 Jy ! Component: 100 - total flux cleaned = 0.00884305 Jy ! Component: 150 - total flux cleaned = 0.00954066 Jy ! Component: 200 - total flux cleaned = 0.00984839 Jy ! Total flux subtracted in 200 components = 0.00984839 Jy ! Clean residual min=-0.007603 max=0.009137 Jy/beam ! Clean residual mean=-0.000017 rms=0.001779 Jy/beam ! Combined flux in latest and established models = 0.346461 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 35 components and 0.346461 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=0.076631Jy sigma=1.391939 ! Fit after self-cal, rms=0.076604Jy sigma=1.390601 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8057 x 1.988 at -3.144 degrees (North through East) ! Clean map min=-0.0075892 max=0.28825 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.95 HN 1.09 KP 0.97 ! LA 1.03 MK 1.00 NL 1.08 OV 0.91 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 1.07 KP 0.97 ! LA 1.01 MK 1.01 NL 1.09 OV 0.93 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.05 KP 0.97 ! LA 1.03 MK 1.00 NL 1.07 OV 0.93 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 1.08 KP 0.98 ! LA 1.03 MK 1.02 NL 1.07 OV 0.94 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 1.17 KP 0.98 ! LA 1.03 MK 1.02 NL 1.09 OV 0.94 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 1.11 KP 0.97 ! LA 1.03 MK 1.01 NL 1.08 OV 0.94 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 1.09 KP 1.00 ! LA 1.01 MK 1.02 NL 1.10 OV 0.94 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 1.13 KP 0.99 ! LA 1.04 MK 1.00 NL 1.12 OV 0.95 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 1.06 KP 0.98 ! LA 1.03 MK 1.02 NL 1.12 OV 0.95 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 1.08 KP 1.00 ! LA 1.02 MK 1.00 NL 1.13 OV 0.96 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 1.04 KP 0.99 ! LA 1.02 MK 0.96 NL 1.11 OV 0.95 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 1.05 KP 1.02 ! LA 1.03 MK 0.90 NL 1.11 OV 0.93 ! PT 0.95 SC 1.00 ! ! ! Fit before self-cal, rms=0.076604Jy sigma=1.390601 ! Fit after self-cal, rms=0.075503Jy sigma=1.311664 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8048 mas, bmaj=1.986 mas, bpa=-2.849 degrees ! Estimated noise=0.270113 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 = -0.00403841 Jy ! Component: 100 - total flux cleaned = -0.00473369 Jy ! Component: 150 - total flux cleaned = -0.00503523 Jy ! Component: 200 - total flux cleaned = -0.00540062 Jy ! Total flux subtracted in 200 components = -0.00540062 Jy ! Clean residual min=-0.004273 max=0.005254 Jy/beam ! Clean residual mean=-0.000007 rms=0.001009 Jy/beam ! Combined flux in latest and established models = 0.34106 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 48 components and 0.34106 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=0.075249Jy sigma=1.305803 ! Fit after self-cal, rms=0.075272Jy sigma=1.305126 ! Inverting map ! Added new window around map position (2.4, 8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00463119 Jy ! Component: 100 - total flux cleaned = 0.00486175 Jy ! Component: 150 - total flux cleaned = 0.00461374 Jy ! Component: 200 - total flux cleaned = 0.00453825 Jy ! Total flux subtracted in 200 components = 0.00453825 Jy ! Clean residual min=-0.004250 max=0.004640 Jy/beam ! Clean residual mean=-0.000007 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.345598 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 66 components and 0.345598 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=0.074926Jy sigma=1.298252 ! Fit after self-cal, rms=0.074908Jy sigma=1.297636 ! 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=0.074908Jy sigma=1.297636 ! Fit after self-cal, rms=0.074445Jy sigma=1.272618 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8049 mas, bmaj=1.994 mas, bpa=-2.945 degrees ! Estimated noise=0.270368 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00289562 Jy ! Component: 100 - total flux cleaned = -0.00415535 Jy ! Component: 150 - total flux cleaned = -0.00462173 Jy ! Component: 200 - total flux cleaned = -0.0048006 Jy ! Total flux subtracted in 200 components = -0.0048006 Jy ! Clean residual min=-0.002786 max=0.002088 Jy/beam ! Clean residual mean=-0.000001 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.340798 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 78 components and 0.340798 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=0.074318Jy sigma=1.269489 ! Fit after self-cal, rms=0.074314Jy sigma=1.269201 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 = -0.000605588 Jy ! Component: 100 - total flux cleaned = -0.000684501 Jy ! Component: 150 - total flux cleaned = -0.000721867 Jy ! Component: 200 - total flux cleaned = -0.00075541 Jy ! Total flux subtracted in 200 components = -0.00075541 Jy ! Clean residual min=-0.002591 max=0.002121 Jy/beam ! Clean residual mean=-0.000002 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.340042 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 84 components and 0.340042 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=0.074281Jy sigma=1.268313 ! Fit after self-cal, rms=0.074276Jy sigma=1.268276 ! 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=0.074276Jy sigma=1.268276 ! Fit after self-cal, rms=0.074799Jy sigma=1.266341 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8055 mas, bmaj=1.997 mas, bpa=-2.959 degrees ! Estimated noise=0.270351 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00210177 Jy ! Component: 100 - total flux cleaned = -0.00283594 Jy ! Component: 150 - total flux cleaned = -0.00317949 Jy ! Component: 200 - total flux cleaned = -0.00334508 Jy ! Total flux subtracted in 200 components = -0.00334508 Jy ! Clean residual min=-0.002216 max=0.001696 Jy/beam ! Clean residual mean=0.000000 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.336697 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 91 components and 0.336697 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=0.074732Jy sigma=1.264706 ! Fit after self-cal, rms=0.074731Jy sigma=1.264580 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 = -0.000480528 Jy ! Component: 100 - total flux cleaned = -0.000539416 Jy ! Component: 150 - total flux cleaned = -0.000593224 Jy ! Component: 200 - total flux cleaned = -0.000617868 Jy ! Total flux subtracted in 200 components = -0.000617868 Jy ! Clean residual min=-0.002081 max=0.001647 Jy/beam ! Clean residual mean=-0.000000 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.336079 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 98 components and 0.336079 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=0.074711Jy sigma=1.264100 ! Fit after self-cal, rms=0.074709Jy sigma=1.264082 ! 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=0.074709Jy sigma=1.264082 ! Fit after self-cal, rms=0.075093Jy sigma=1.263537 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.352 mas, bmaj=6.222 mas, bpa=2.039 degrees ! Estimated noise=0.348477 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00168658 Jy ! Component: 100 - total flux cleaned = -0.00230982 Jy ! Component: 150 - total flux cleaned = -0.00255684 Jy ! Component: 200 - total flux cleaned = -0.00270928 Jy ! Total flux subtracted in 200 components = -0.00270928 Jy ! Clean residual min=-0.001755 max=0.001406 Jy/beam ! Clean residual mean=-0.000000 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.33337 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 105 components and 0.33337 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=0.075085Jy sigma=1.263539 ! Fit after self-cal, rms=0.075088Jy sigma=1.263492 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 = -0.000152722 Jy ! Component: 100 - total flux cleaned = -0.000287164 Jy ! Component: 150 - total flux cleaned = -0.000381283 Jy ! Component: 200 - total flux cleaned = -0.000463631 Jy ! Total flux subtracted in 200 components = -0.000463631 Jy ! Clean residual min=-0.001707 max=0.001456 Jy/beam ! Clean residual mean=-0.000000 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.332906 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 110 components and 0.332906 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=0.075082Jy sigma=1.263476 ! Fit after self-cal, rms=0.075080Jy sigma=1.263440 ! 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=0.8057 mas, bmaj=1.999 mas, bpa=-2.965 degrees ! Estimated noise=0.270282 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8057 x 1.999 at -2.965 degrees (North through East) ! Clean map min=-0.0017534 max=0.29018 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=0.5999 mas, bmaj=1.55 mas, bpa=-2.845 degrees ! Estimated noise=0.522772 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.218645 Jy ! Component: 100 - total flux cleaned = 0.269614 Jy ! Component: 150 - total flux cleaned = 0.292337 Jy ! Component: 200 - total flux cleaned = 0.305676 Jy ! Total flux subtracted in 200 components = 0.305676 Jy ! Clean residual min=-0.004367 max=0.006845 Jy/beam ! Clean residual mean=-0.000003 rms=0.000968 Jy/beam ! Combined flux in latest and established models = 0.305676 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.305676 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8057 mas, bmaj=1.999 mas, bpa=-2.965 degrees ! Estimated noise=0.270282 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 = 0.0109192 Jy ! Component: 100 - total flux cleaned = 0.0165939 Jy ! Component: 150 - total flux cleaned = 0.0203405 Jy ! Component: 200 - total flux cleaned = 0.0229245 Jy ! Total flux subtracted in 200 components = 0.0229245 Jy ! Clean residual min=-0.001864 max=0.002215 Jy/beam ! Clean residual mean=-0.000001 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.3286 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 26 components and 0.3286 Jy ! Inverting map ! Added new window around map position (-1, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00209772 Jy ! Component: 100 - total flux cleaned = 0.00258031 Jy ! Component: 150 - total flux cleaned = 0.00294796 Jy ! Component: 200 - total flux cleaned = 0.00327453 Jy ! Total flux subtracted in 200 components = 0.00327453 Jy ! Clean residual min=-0.001659 max=0.001599 Jy/beam ! Clean residual mean=-0.000000 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.331875 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 40 components and 0.331875 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=2.352 mas, bmaj=6.222 mas, bpa=2.039 degrees ! Estimated noise=0.348477 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000684448 Jy ! Component: 100 - total flux cleaned = 0.000969099 Jy ! Component: 150 - total flux cleaned = 0.00099533 Jy ! Component: 200 - total flux cleaned = 0.00104397 Jy ! Total flux subtracted in 200 components = 0.00104397 Jy ! Clean residual min=-0.001767 max=0.001428 Jy/beam ! Clean residual mean=-0.000001 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.332919 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 = 6.38422e-05 Jy ! Component: 100 - total flux cleaned = 0.000102338 Jy ! Component: 150 - total flux cleaned = 0.000102123 Jy ! Component: 200 - total flux cleaned = 8.51169e-05 Jy ! Total flux subtracted in 200 components = 8.51169e-05 Jy ! Clean residual min=-0.001737 max=0.001440 Jy/beam ! Clean residual mean=-0.000001 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.333004 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 61 components and 0.333004 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8057 mas, bmaj=1.999 mas, bpa=-2.965 degrees ! Estimated noise=0.270282 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.35097e-05 Jy ! Component: 100 - total flux cleaned = -4.20676e-05 Jy ! Component: 150 - total flux cleaned = -4.18745e-05 Jy ! Component: 200 - total flux cleaned = -4.21574e-05 Jy ! Total flux subtracted in 200 components = -4.21574e-05 Jy ! Clean residual min=-0.001607 max=0.001454 Jy/beam ! Clean residual mean=-0.000000 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.332962 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 80 components and 0.332962 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=0.075042Jy sigma=1.262030 ! Fit after self-cal, rms=0.075027Jy sigma=1.261866 wmodel J0841-3136_X_map.mod ! Writing 80 model components to file: J0841-3136_X_map.mod wobs J0841-3136_X_uvs.fits ! Writing UV FITS file: J0841-3136_X_uvs.fits wwins J0841-3136_X_map.win ! wwins: Wrote 5 windows to J0841-3136_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 = -0.00055825 Jy ! Component: 100 - total flux cleaned = -0.00063899 Jy ! Component: 150 - total flux cleaned = -0.00066474 Jy ! Component: 200 - total flux cleaned = -0.000615573 Jy ! Component: 250 - total flux cleaned = -0.000543659 Jy ! Component: 300 - total flux cleaned = -0.000474149 Jy ! Component: 350 - total flux cleaned = -0.000407028 Jy ! Component: 400 - total flux cleaned = -0.000341437 Jy ! Component: 450 - total flux cleaned = -0.000277357 Jy ! Component: 500 - total flux cleaned = -0.000152377 Jy ! Component: 550 - total flux cleaned = -0.000152105 Jy ! Component: 600 - total flux cleaned = -7.19147e-05 Jy ! Component: 650 - total flux cleaned = -7.16827e-05 Jy ! Component: 700 - total flux cleaned = -5.15276e-05 Jy ! Component: 750 - total flux cleaned = 5.28809e-06 Jy ! Component: 800 - total flux cleaned = 2.35992e-05 Jy ! Component: 850 - total flux cleaned = -3.18208e-05 Jy ! Component: 900 - total flux cleaned = -8.59578e-05 Jy ! Component: 950 - total flux cleaned = -0.000156721 Jy ! Component: 1000 - total flux cleaned = -0.000191653 Jy ! Component: 1050 - total flux cleaned = -0.000208826 Jy ! Component: 1100 - total flux cleaned = -0.000158155 Jy ! Component: 1150 - total flux cleaned = -0.000141317 Jy ! Component: 1200 - total flux cleaned = -0.000207624 Jy ! Component: 1250 - total flux cleaned = -0.000158586 Jy ! Component: 1300 - total flux cleaned = -0.000223673 Jy ! Component: 1350 - total flux cleaned = -0.000319853 Jy ! Component: 1400 - total flux cleaned = -0.000303808 Jy ! Component: 1450 - total flux cleaned = -0.000350859 Jy ! Component: 1500 - total flux cleaned = -0.000412933 Jy ! Component: 1550 - total flux cleaned = -0.000382243 Jy ! Component: 1600 - total flux cleaned = -0.000428091 Jy ! Component: 1650 - total flux cleaned = -0.000458375 Jy ! Component: 1700 - total flux cleaned = -0.000488391 Jy ! Component: 1750 - total flux cleaned = -0.000503184 Jy ! Component: 1800 - total flux cleaned = -0.000547374 Jy ! Component: 1850 - total flux cleaned = -0.000576546 Jy ! Component: 1900 - total flux cleaned = -0.000576479 Jy ! Component: 1950 - total flux cleaned = -0.000605006 Jy ! Component: 2000 - total flux cleaned = -0.000633455 Jy ! Component: 2050 - total flux cleaned = -0.000675624 Jy ! Component: 2100 - total flux cleaned = -0.000689505 Jy ! Component: 2150 - total flux cleaned = -0.000675601 Jy ! Component: 2200 - total flux cleaned = -0.000689465 Jy ! Component: 2250 - total flux cleaned = -0.00071666 Jy ! Component: 2300 - total flux cleaned = -0.0006761 Jy ! Component: 2350 - total flux cleaned = -0.000729798 Jy ! Component: 2400 - total flux cleaned = -0.000716355 Jy ! Component: 2450 - total flux cleaned = -0.000809049 Jy ! Component: 2500 - total flux cleaned = -0.000795816 Jy ! Component: 2550 - total flux cleaned = -0.00075662 Jy ! Component: 2600 - total flux cleaned = -0.000782551 Jy ! Component: 2650 - total flux cleaned = -0.000808318 Jy ! Component: 2700 - total flux cleaned = -0.000782918 Jy ! Component: 2750 - total flux cleaned = -0.000833624 Jy ! Component: 2800 - total flux cleaned = -0.000858884 Jy ! Component: 2850 - total flux cleaned = -0.000871353 Jy ! Component: 2900 - total flux cleaned = -0.000921135 Jy ! Component: 2950 - total flux cleaned = -0.000896405 Jy ! Component: 3000 - total flux cleaned = -0.000933214 Jy ! Component: 3050 - total flux cleaned = -0.000957476 Jy ! Component: 3100 - total flux cleaned = -0.000933321 Jy ! Component: 3150 - total flux cleaned = -0.000981425 Jy ! Component: 3200 - total flux cleaned = -0.000933478 Jy ! Component: 3250 - total flux cleaned = -0.00095727 Jy ! Component: 3300 - total flux cleaned = -0.000980718 Jy ! Component: 3350 - total flux cleaned = -0.00101592 Jy ! Component: 3400 - total flux cleaned = -0.000980862 Jy ! Component: 3450 - total flux cleaned = -0.000980911 Jy ! Component: 3500 - total flux cleaned = -0.0010156 Jy ! Component: 3550 - total flux cleaned = -0.00102707 Jy ! Component: 3600 - total flux cleaned = -0.0010156 Jy ! Component: 3650 - total flux cleaned = -0.00104973 Jy ! Component: 3700 - total flux cleaned = -0.00107229 Jy ! Component: 3750 - total flux cleaned = -0.00107229 Jy ! Component: 3800 - total flux cleaned = -0.00107224 Jy ! Component: 3850 - total flux cleaned = -0.00109435 Jy ! Component: 3900 - total flux cleaned = -0.00109429 Jy ! Component: 3950 - total flux cleaned = -0.00109439 Jy ! Component: 4000 - total flux cleaned = -0.00107254 Jy ! Component: 4050 - total flux cleaned = -0.00110513 Jy ! Total flux subtracted in 4096 components = -0.00109431 Jy ! Clean residual min=-0.000604 max=0.000737 Jy/beam ! Clean residual mean=0.000001 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.331867 Jy keep ! Adding 301 model components to the UV plane model. ! The established model now contains 381 components and 0.331867 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0841-3136_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8057 x 1.999 at -2.965 degrees (North through East) ! Clean map min=-0.00099943 max=0.29187 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0841-3136_X_map.fits wmodel /vlbi/uf001/uva//J0841-3136_X_map.mod ! Writing 381 model components to file: /vlbi/uf001/uva//J0841-3136_X_map.mod wobs /vlbi/uf001/uva//J0841-3136_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0841-3136_X_uvs.fits wwins /vlbi/uf001/uva//J0841-3136_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0841-3136_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.291869 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000182756 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.187847 0.187847 0.375695 0.75139 1.50278 3.00556 6.01112 12.0222 24.0445 48.0889 96.1779 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.291 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1597.04 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0841-3136_X_dfm.log closed on Mon Jan 14 00:04:06 2019