! Started logfile: /vlbi/uf001/uva//J0850+3747_X_dfm.log on Mon Jan 14 00:08:00 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//J0850+3747_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0850+3747_X_uva.fits ! AN table 1: 72 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.981867 visibilities/baseline/integration-bin. ! Found source: J0850+3747 ! ! 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 30540 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 J0850+3747_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 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.015572Jy sigma=22.887833 ! Fit after self-cal, rms=0.838792Jy sigma=18.925395 ! 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=0.7205 mas, bmaj=1.191 mas, bpa=6.132 degrees ! Estimated noise=0.433502 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 = 0.124328 Jy ! Component: 100 - total flux cleaned = 0.155037 Jy ! Total flux subtracted in 100 components = 0.155037 Jy ! Clean residual min=-0.007613 max=0.012598 Jy/beam ! Clean residual mean=-0.000002 rms=0.001330 Jy/beam ! Combined flux in latest and established models = 0.155037 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.155037 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=0.063052Jy sigma=1.359549 ! Fit after self-cal, rms=0.063039Jy sigma=1.359281 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134098 Jy ! Component: 100 - total flux cleaned = 0.0180075 Jy ! Total flux subtracted in 100 components = 0.0180075 Jy ! Clean residual min=-0.005451 max=0.006713 Jy/beam ! Clean residual mean=-0.000000 rms=0.001070 Jy/beam ! Combined flux in latest and established models = 0.173045 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.173045 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=0.060402Jy sigma=1.297937 ! Fit after self-cal, rms=0.060370Jy sigma=1.297282 ! Inverting map ! Added new window around map position (0.2, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00558805 Jy ! Component: 100 - total flux cleaned = 0.00591296 Jy ! Total flux subtracted in 100 components = 0.00591296 Jy ! Clean residual min=-0.004527 max=0.006529 Jy/beam ! Clean residual mean=0.000000 rms=0.000992 Jy/beam ! Combined flux in latest and established models = 0.178958 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 20 components and 0.178958 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=0.059794Jy sigma=1.283736 ! Fit after self-cal, rms=0.059750Jy sigma=1.282893 ! Inverting map ! Added new window around map position (2, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00473111 Jy ! Component: 100 - total flux cleaned = 0.00631162 Jy ! Total flux subtracted in 100 components = 0.00631162 Jy ! Clean residual min=-0.004032 max=0.005682 Jy/beam ! Clean residual mean=0.000001 rms=0.000929 Jy/beam ! Combined flux in latest and established models = 0.185269 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 26 components and 0.185269 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=0.059274Jy sigma=1.271171 ! Fit after self-cal, rms=0.059237Jy sigma=1.270493 ! 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=0.9177 mas, bmaj=1.495 mas, bpa=5.46 degrees ! Estimated noise=0.181684 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 = 0.00343218 Jy ! Component: 100 - total flux cleaned = 0.00551418 Jy ! Component: 150 - total flux cleaned = 0.00616175 Jy ! Component: 200 - total flux cleaned = 0.00643496 Jy ! Total flux subtracted in 200 components = 0.00643496 Jy ! Clean residual min=-0.005712 max=0.006296 Jy/beam ! Clean residual mean=0.000008 rms=0.001149 Jy/beam ! Combined flux in latest and established models = 0.191704 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 40 components and 0.191704 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=0.059034Jy sigma=1.264892 ! Fit after self-cal, rms=0.059014Jy sigma=1.264485 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9177 x 1.495 at 5.46 degrees (North through East) ! Clean map min=-0.0055405 max=0.1598 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.96 KP 0.97 LA 0.99 ! MK 0.99 NL 1.07 OV 0.90 PT 1.01 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.95 KP 0.99 LA 0.99 ! MK 1.02 NL 1.08 OV 0.90 PT 1.03 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.97 KP 1.00 LA 0.99 ! MK 0.98 NL 1.09 OV 0.90 PT 1.01 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.95 KP 0.97 LA 1.00 ! MK 1.01 NL 1.08 OV 0.90 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.95 KP 0.99 LA 1.00 ! MK 1.01 NL 1.08 OV 0.90 PT 1.03 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.95 KP 0.98 LA 0.99 ! MK 1.01 NL 1.08 OV 0.90 PT 1.02 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.95 KP 1.01 LA 1.00 ! MK 1.02 NL 1.06 OV 0.92 PT 1.04 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.96 KP 1.04 LA 0.99 ! MK 1.01 NL 1.07 OV 0.90 PT 1.01 ! SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.96 KP 1.01 LA 1.00 ! MK 1.03 NL 1.10 OV 0.92 PT 1.02 ! SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.99 KP 1.02 LA 0.99 ! MK 1.02 NL 1.09 OV 0.91 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.96 KP 1.00 LA 1.00 ! MK 1.02 NL 1.08 OV 0.92 PT 1.01 ! SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.95 KP 1.00 LA 0.98 ! MK 0.99 NL 1.10 OV 0.92 PT 1.00 ! SC 0.96 ! ! ! Fit before self-cal, rms=0.059014Jy sigma=1.264485 ! Fit after self-cal, rms=0.057660Jy sigma=1.235054 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9133 mas, bmaj=1.497 mas, bpa=5.714 degrees ! Estimated noise=0.181555 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 = -0.0020405 Jy ! Component: 100 - total flux cleaned = -0.0028423 Jy ! Component: 150 - total flux cleaned = -0.00337445 Jy ! Component: 200 - total flux cleaned = -0.00379059 Jy ! Total flux subtracted in 200 components = -0.00379059 Jy ! Clean residual min=-0.003714 max=0.004497 Jy/beam ! Clean residual mean=0.000005 rms=0.000952 Jy/beam ! Combined flux in latest and established models = 0.187914 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 50 components and 0.187914 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=0.057564Jy sigma=1.233087 ! Fit after self-cal, rms=0.057584Jy sigma=1.232770 ! 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=0.057584Jy sigma=1.232770 ! Fit after self-cal, rms=0.056674Jy sigma=1.182196 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.912 mas, bmaj=1.494 mas, bpa=5.694 degrees ! Estimated noise=0.181713 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0018682 Jy ! Component: 100 - total flux cleaned = -0.00205336 Jy ! Component: 150 - total flux cleaned = -0.0020804 Jy ! Component: 200 - total flux cleaned = -0.00212723 Jy ! Total flux subtracted in 200 components = -0.00212723 Jy ! Clean residual min=-0.001117 max=0.001037 Jy/beam ! Clean residual mean=0.000000 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.185786 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 61 components and 0.185786 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=0.056607Jy sigma=1.180675 ! Fit after self-cal, rms=0.056653Jy sigma=1.180245 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 = -0.000261783 Jy ! Component: 100 - total flux cleaned = -0.000378675 Jy ! Component: 150 - total flux cleaned = -0.000413779 Jy ! Component: 200 - total flux cleaned = -0.000429235 Jy ! Total flux subtracted in 200 components = -0.000429235 Jy ! Clean residual min=-0.001122 max=0.001018 Jy/beam ! Clean residual mean=-0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.185357 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 63 components and 0.185357 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=0.056640Jy sigma=1.179992 ! Fit after self-cal, rms=0.056640Jy sigma=1.179977 ! 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=0.056640Jy sigma=1.179977 ! Fit after self-cal, rms=0.056546Jy sigma=1.179414 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9102 mas, bmaj=1.495 mas, bpa=5.838 degrees ! Estimated noise=0.181531 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000536308 Jy ! Component: 100 - total flux cleaned = -0.000624952 Jy ! Component: 150 - total flux cleaned = -0.000662079 Jy ! Component: 200 - total flux cleaned = -0.00067789 Jy ! Total flux subtracted in 200 components = -0.00067789 Jy ! Clean residual min=-0.001085 max=0.000979 Jy/beam ! Clean residual mean=-0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.184679 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 65 components and 0.184679 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=0.056528Jy sigma=1.179000 ! Fit after self-cal, rms=0.056527Jy sigma=1.178967 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 = -0.000145276 Jy ! Component: 100 - total flux cleaned = -0.000160502 Jy ! Component: 150 - total flux cleaned = -0.000187142 Jy ! Component: 200 - total flux cleaned = -0.000211166 Jy ! Total flux subtracted in 200 components = -0.000211166 Jy ! Clean residual min=-0.001083 max=0.000979 Jy/beam ! Clean residual mean=-0.000000 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.184468 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 69 components and 0.184468 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=0.056520Jy sigma=1.178827 ! Fit after self-cal, rms=0.056520Jy sigma=1.178822 ! 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=0.056520Jy sigma=1.178822 ! Fit after self-cal, rms=0.056463Jy sigma=1.178696 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.995 mas, bmaj=2.56 mas, bpa=2.079 degrees ! Estimated noise=0.234505 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000133729 Jy ! Component: 100 - total flux cleaned = -0.000133798 Jy ! Component: 150 - total flux cleaned = -0.000134501 Jy ! Component: 200 - total flux cleaned = -0.000151619 Jy ! Total flux subtracted in 200 components = -0.000151619 Jy ! Clean residual min=-0.000999 max=0.001082 Jy/beam ! Clean residual mean=-0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.184316 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 74 components and 0.184316 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=0.056460Jy sigma=1.178581 ! Fit after self-cal, rms=0.056458Jy sigma=1.178564 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 = -3.79941e-05 Jy ! Component: 100 - total flux cleaned = -9.61851e-05 Jy ! Component: 150 - total flux cleaned = -0.000108382 Jy ! Component: 200 - total flux cleaned = -0.000125052 Jy ! Total flux subtracted in 200 components = -0.000125052 Jy ! Clean residual min=-0.000992 max=0.001066 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.184191 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 76 components and 0.184191 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=0.056459Jy sigma=1.178566 ! Fit after self-cal, rms=0.056459Jy sigma=1.178563 ! 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=0.9089 mas, bmaj=1.496 mas, bpa=5.941 degrees ! Estimated noise=0.181432 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9089 x 1.496 at 5.941 degrees (North through East) ! Clean map min=-0.00096052 max=0.15984 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=0.7143 mas, bmaj=1.192 mas, bpa=6.586 degrees ! Estimated noise=0.428799 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.122857 Jy ! Component: 100 - total flux cleaned = 0.153444 Jy ! Component: 150 - total flux cleaned = 0.167326 Jy ! Component: 200 - total flux cleaned = 0.174997 Jy ! Total flux subtracted in 200 components = 0.174997 Jy ! Clean residual min=-0.002956 max=0.003799 Jy/beam ! Clean residual mean=-0.000000 rms=0.000612 Jy/beam ! Combined flux in latest and established models = 0.174997 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 0.174997 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9089 mas, bmaj=1.496 mas, bpa=5.941 degrees ! Estimated noise=0.181432 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 = 0.00427417 Jy ! Component: 100 - total flux cleaned = 0.00663485 Jy ! Component: 150 - total flux cleaned = 0.00798628 Jy ! Component: 200 - total flux cleaned = 0.00841775 Jy ! Total flux subtracted in 200 components = 0.00841775 Jy ! Clean residual min=-0.001089 max=0.001148 Jy/beam ! Clean residual mean=-0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.183414 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 23 components and 0.183414 Jy ! Inverting map ! Added new window around map position (0.4, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000639217 Jy ! Component: 100 - total flux cleaned = 0.000913565 Jy ! Component: 150 - total flux cleaned = 0.00100279 Jy ! Component: 200 - total flux cleaned = 0.00103117 Jy ! Total flux subtracted in 200 components = 0.00103117 Jy ! Clean residual min=-0.001059 max=0.000934 Jy/beam ! Clean residual mean=-0.000000 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.184446 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 35 components and 0.184446 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=1.995 mas, bmaj=2.56 mas, bpa=2.079 degrees ! Estimated noise=0.234505 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00038222 Jy ! Component: 100 - total flux cleaned = 0.000354506 Jy ! Component: 150 - total flux cleaned = 0.000322676 Jy ! Component: 200 - total flux cleaned = 0.000293947 Jy ! Total flux subtracted in 200 components = 0.000293947 Jy ! Clean residual min=-0.001032 max=0.001070 Jy/beam ! Clean residual mean=-0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.18474 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 = -1.98572e-05 Jy ! Component: 100 - total flux cleaned = -4.47558e-05 Jy ! Component: 150 - total flux cleaned = -6.24319e-05 Jy ! Component: 200 - total flux cleaned = -7.88227e-05 Jy ! Total flux subtracted in 200 components = -7.88227e-05 Jy ! Clean residual min=-0.001028 max=0.001063 Jy/beam ! Clean residual mean=-0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.184661 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 59 components and 0.184661 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9089 mas, bmaj=1.496 mas, bpa=5.941 degrees ! Estimated noise=0.181432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.71034e-07 Jy ! Component: 100 - total flux cleaned = 4.03248e-05 Jy ! Component: 150 - total flux cleaned = 5.87781e-05 Jy ! Component: 200 - total flux cleaned = 5.85822e-05 Jy ! Total flux subtracted in 200 components = 5.85822e-05 Jy ! Clean residual min=-0.001052 max=0.000896 Jy/beam ! Clean residual mean=0.000000 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.184719 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 70 components and 0.184719 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=0.056455Jy sigma=1.178371 ! Fit after self-cal, rms=0.056451Jy sigma=1.178269 wmodel J0850+3747_X_map.mod ! Writing 70 model components to file: J0850+3747_X_map.mod wobs J0850+3747_X_uvs.fits ! Writing UV FITS file: J0850+3747_X_uvs.fits wwins J0850+3747_X_map.win ! wwins: Wrote 4 windows to J0850+3747_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 = -0.000331654 Jy ! Component: 100 - total flux cleaned = -0.00047899 Jy ! Component: 150 - total flux cleaned = -0.000557009 Jy ! Component: 200 - total flux cleaned = -0.000571761 Jy ! Component: 250 - total flux cleaned = -0.000542597 Jy ! Component: 300 - total flux cleaned = -0.000528633 Jy ! Component: 350 - total flux cleaned = -0.00054286 Jy ! Component: 400 - total flux cleaned = -0.000597487 Jy ! Component: 450 - total flux cleaned = -0.000610562 Jy ! Component: 500 - total flux cleaned = -0.000570795 Jy ! Component: 550 - total flux cleaned = -0.00054495 Jy ! Component: 600 - total flux cleaned = -0.000532206 Jy ! Component: 650 - total flux cleaned = -0.000507367 Jy ! Component: 700 - total flux cleaned = -0.000520061 Jy ! Component: 750 - total flux cleaned = -0.000544781 Jy ! Component: 800 - total flux cleaned = -0.000568855 Jy ! Component: 850 - total flux cleaned = -0.000568976 Jy ! Component: 900 - total flux cleaned = -0.000616044 Jy ! Component: 950 - total flux cleaned = -0.000616247 Jy ! Component: 1000 - total flux cleaned = -0.000673957 Jy ! Component: 1050 - total flux cleaned = -0.000730921 Jy ! Component: 1100 - total flux cleaned = -0.000741999 Jy ! Component: 1150 - total flux cleaned = -0.000797835 Jy ! Component: 1200 - total flux cleaned = -0.00083079 Jy ! Component: 1250 - total flux cleaned = -0.000830805 Jy ! Component: 1300 - total flux cleaned = -0.000852556 Jy ! Component: 1350 - total flux cleaned = -0.00083115 Jy ! Component: 1400 - total flux cleaned = -0.000873843 Jy ! Component: 1450 - total flux cleaned = -0.000884595 Jy ! Component: 1500 - total flux cleaned = -0.000895085 Jy ! Component: 1550 - total flux cleaned = -0.000946852 Jy ! Component: 1600 - total flux cleaned = -0.000946636 Jy ! Component: 1650 - total flux cleaned = -0.000966855 Jy ! Component: 1700 - total flux cleaned = -0.000946761 Jy ! Component: 1750 - total flux cleaned = -0.000966712 Jy ! Component: 1800 - total flux cleaned = -0.000956875 Jy ! Component: 1850 - total flux cleaned = -0.000986465 Jy ! Component: 1900 - total flux cleaned = -0.00100586 Jy ! Component: 1950 - total flux cleaned = -0.000967076 Jy ! Component: 2000 - total flux cleaned = -0.000986359 Jy ! Component: 2050 - total flux cleaned = -0.000995834 Jy ! Component: 2100 - total flux cleaned = -0.00100521 Jy ! Component: 2150 - total flux cleaned = -0.000986365 Jy ! Component: 2200 - total flux cleaned = -0.00102351 Jy ! Component: 2250 - total flux cleaned = -0.000986505 Jy ! Component: 2300 - total flux cleaned = -0.000995746 Jy ! Component: 2350 - total flux cleaned = -0.000995734 Jy ! Component: 2400 - total flux cleaned = -0.000977543 Jy ! Component: 2450 - total flux cleaned = -0.000968521 Jy ! Component: 2500 - total flux cleaned = -0.000977445 Jy ! Component: 2550 - total flux cleaned = -0.000977461 Jy ! Component: 2600 - total flux cleaned = -0.000959715 Jy ! Component: 2650 - total flux cleaned = -0.000959722 Jy ! Component: 2700 - total flux cleaned = -0.000907498 Jy ! Component: 2750 - total flux cleaned = -0.000968081 Jy ! Component: 2800 - total flux cleaned = -0.000916495 Jy ! Component: 2850 - total flux cleaned = -0.000916426 Jy ! Component: 2900 - total flux cleaned = -0.000899486 Jy ! Component: 2950 - total flux cleaned = -0.000941738 Jy ! Component: 3000 - total flux cleaned = -0.000958397 Jy ! Component: 3050 - total flux cleaned = -0.000916748 Jy ! Component: 3100 - total flux cleaned = -0.000933266 Jy ! Component: 3150 - total flux cleaned = -0.000908616 Jy ! Component: 3200 - total flux cleaned = -0.000908746 Jy ! Component: 3250 - total flux cleaned = -0.000941283 Jy ! Component: 3300 - total flux cleaned = -0.000941319 Jy ! Component: 3350 - total flux cleaned = -0.000941357 Jy ! Component: 3400 - total flux cleaned = -0.000957317 Jy ! Component: 3450 - total flux cleaned = -0.000965228 Jy ! Component: 3500 - total flux cleaned = -0.000957366 Jy ! Component: 3550 - total flux cleaned = -0.000973076 Jy ! Component: 3600 - total flux cleaned = -0.000980931 Jy ! Component: 3650 - total flux cleaned = -0.000980973 Jy ! Component: 3700 - total flux cleaned = -0.00100421 Jy ! Component: 3750 - total flux cleaned = -0.000973371 Jy ! Component: 3800 - total flux cleaned = -0.000965706 Jy ! Component: 3850 - total flux cleaned = -0.000988586 Jy ! Component: 3900 - total flux cleaned = -0.000988661 Jy ! Component: 3950 - total flux cleaned = -0.000935937 Jy ! Component: 4000 - total flux cleaned = -0.000980956 Jy ! Component: 4050 - total flux cleaned = -0.000966009 Jy ! Total flux subtracted in 4096 components = -0.000966047 Jy ! Clean residual min=-0.000469 max=0.000448 Jy/beam ! Clean residual mean=0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.183753 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 394 components and 0.183753 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0850+3747_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9089 x 1.496 at 5.941 degrees (North through East) ! Clean map min=-0.00077031 max=0.1599 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0850+3747_X_map.fits wmodel /vlbi/uf001/uva//J0850+3747_X_map.mod ! Writing 394 model components to file: /vlbi/uf001/uva//J0850+3747_X_map.mod wobs /vlbi/uf001/uva//J0850+3747_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0850+3747_X_uvs.fits wwins /vlbi/uf001/uva//J0850+3747_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0850+3747_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.159903 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000125996 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.236386 0.236386 0.472771 0.945542 1.89108 3.78217 7.56434 15.1287 30.2574 60.5147 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.159 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1269.11 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0850+3747_X_dfm.log closed on Mon Jan 14 00:08:06 2019