! Started logfile: /vlbi/uf001/uva//J0740+2852_X_dfm.log on Sun Jan 13 23:33:39 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//J0740+2852_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0740+2852_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.97037 visibilities/baseline/integration-bin. ! Found source: J0740+2852 ! ! 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 29868 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 J0740+2852_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.018832Jy sigma=25.973729 ! Fit after self-cal, rms=0.816033Jy sigma=20.818466 ! 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=0.7174 mas, bmaj=1.426 mas, bpa=-0.1926 degrees ! Estimated noise=0.3228 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 = 0.143204 Jy ! Component: 100 - total flux cleaned = 0.174432 Jy ! Total flux subtracted in 100 components = 0.174432 Jy ! Clean residual min=-0.003683 max=0.008717 Jy/beam ! Clean residual mean=-0.000000 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.174432 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.174432 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=0.057477Jy sigma=1.400044 ! Fit after self-cal, rms=0.057472Jy sigma=1.399963 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00727409 Jy ! Component: 100 - total flux cleaned = 0.00863169 Jy ! Total flux subtracted in 100 components = 0.00863169 Jy ! Clean residual min=-0.003812 max=0.005197 Jy/beam ! Clean residual mean=-0.000001 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.183064 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.183064 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=0.056344Jy sigma=1.375021 ! Fit after self-cal, rms=0.056345Jy sigma=1.374993 ! Inverting map ! Added new window around map position (-0.2, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00460574 Jy ! Component: 100 - total flux cleaned = 0.00604939 Jy ! Total flux subtracted in 100 components = 0.00604939 Jy ! Clean residual min=-0.003612 max=0.004284 Jy/beam ! Clean residual mean=-0.000001 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.189113 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.189113 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=0.055992Jy sigma=1.365627 ! Fit after self-cal, rms=0.055962Jy sigma=1.364827 ! 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=0.9205 mas, bmaj=1.746 mas, bpa=0.7128 degrees ! Estimated noise=0.164186 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 (-2, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00539317 Jy ! Component: 100 - total flux cleaned = 0.00783807 Jy ! Component: 150 - total flux cleaned = 0.00912455 Jy ! Component: 200 - total flux cleaned = 0.00980571 Jy ! Total flux subtracted in 200 components = 0.00980571 Jy ! Clean residual min=-0.003765 max=0.004493 Jy/beam ! Clean residual mean=-0.000005 rms=0.000783 Jy/beam ! Combined flux in latest and established models = 0.198919 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 39 components and 0.198919 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=0.055387Jy sigma=1.348079 ! Fit after self-cal, rms=0.055332Jy sigma=1.346817 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9205 x 1.746 at 0.7128 degrees (North through East) ! Clean map min=-0.0036074 max=0.18361 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.97 KP 1.01 ! LA 1.01 MK 0.99 NL 1.12 OV 0.93 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.96 KP 1.00 ! LA 1.01 MK 1.02 NL 1.12 OV 0.93 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.97 KP 1.00 ! LA 0.99 MK 1.02 NL 1.11 OV 0.92 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.96 KP 0.98 ! LA 1.01 MK 1.02 NL 1.10 OV 0.93 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.95 KP 1.00 ! LA 1.01 MK 1.00 NL 1.11 OV 0.92 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.94 KP 1.00 ! LA 1.02 MK 1.01 NL 1.10 OV 0.92 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.94 KP 1.01 ! LA 0.99 MK 1.00 NL 1.12 OV 0.92 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.96 KP 1.01 ! LA 1.00 MK 1.01 NL 1.13 OV 0.90 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.95 KP 0.99 ! LA 1.01 MK 1.00 NL 1.10 OV 0.91 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.97 KP 1.00 ! LA 1.00 MK 0.99 NL 1.09 OV 0.93 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.96 KP 1.00 ! LA 0.99 MK 0.99 NL 1.10 OV 0.91 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.95 KP 0.99 ! LA 1.01 MK 1.03 NL 1.10 OV 0.92 ! PT 0.93 SC 0.95 ! ! ! Fit before self-cal, rms=0.055332Jy sigma=1.346817 ! Fit after self-cal, rms=0.052936Jy sigma=1.295467 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9151 mas, bmaj=1.75 mas, bpa=1.08 degrees ! Estimated noise=0.163608 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 = -0.00254422 Jy ! Component: 100 - total flux cleaned = -0.00376211 Jy ! Component: 150 - total flux cleaned = -0.00403001 Jy ! Component: 200 - total flux cleaned = -0.0043112 Jy ! Total flux subtracted in 200 components = -0.0043112 Jy ! Clean residual min=-0.001753 max=0.002007 Jy/beam ! Clean residual mean=-0.000002 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.194608 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.194608 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=0.052798Jy sigma=1.291805 ! Fit after self-cal, rms=0.052805Jy sigma=1.291383 ! Inverting map ! Added new window around map position (-11.4, 26). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189468 Jy ! Component: 100 - total flux cleaned = 0.00202243 Jy ! Component: 150 - total flux cleaned = 0.00192322 Jy ! Component: 200 - total flux cleaned = 0.00195105 Jy ! Total flux subtracted in 200 components = 0.00195105 Jy ! Clean residual min=-0.001797 max=0.001758 Jy/beam ! Clean residual mean=-0.000002 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.196559 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 83 components and 0.196559 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=0.052731Jy sigma=1.289160 ! Fit after self-cal, rms=0.052726Jy sigma=1.289031 ! 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=0.052726Jy sigma=1.289031 ! Fit after self-cal, rms=0.052401Jy sigma=1.278619 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9156 mas, bmaj=1.748 mas, bpa=1.143 degrees ! Estimated noise=0.163765 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00137944 Jy ! Component: 100 - total flux cleaned = -0.002178 Jy ! Component: 150 - total flux cleaned = -0.00243763 Jy ! Component: 200 - total flux cleaned = -0.00260621 Jy ! Total flux subtracted in 200 components = -0.00260621 Jy ! Clean residual min=-0.001093 max=0.000988 Jy/beam ! Clean residual mean=-0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.193953 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 100 components and 0.193953 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=0.052352Jy sigma=1.277477 ! Fit after self-cal, rms=0.052351Jy sigma=1.277391 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 = -0.000299905 Jy ! Component: 100 - total flux cleaned = -0.000400419 Jy ! Component: 150 - total flux cleaned = -0.000490297 Jy ! Component: 200 - total flux cleaned = -0.00053922 Jy ! Total flux subtracted in 200 components = -0.00053922 Jy ! Clean residual min=-0.001032 max=0.001007 Jy/beam ! Clean residual mean=-0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.193413 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 113 components and 0.193413 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=0.052338Jy sigma=1.277092 ! Fit after self-cal, rms=0.052337Jy sigma=1.277081 ! 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=0.052337Jy sigma=1.277081 ! Fit after self-cal, rms=0.052282Jy sigma=1.276652 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9157 mas, bmaj=1.749 mas, bpa=1.181 degrees ! Estimated noise=0.163615 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000770512 Jy ! Component: 100 - total flux cleaned = -0.00114705 Jy ! Component: 150 - total flux cleaned = -0.00130584 Jy ! Component: 200 - total flux cleaned = -0.00141407 Jy ! Total flux subtracted in 200 components = -0.00141407 Jy ! Clean residual min=-0.000839 max=0.000916 Jy/beam ! Clean residual mean=-0.000001 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.191999 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 119 components and 0.191999 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=0.052265Jy sigma=1.276276 ! Fit after self-cal, rms=0.052265Jy sigma=1.276255 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 (30.8, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000788796 Jy ! Component: 100 - total flux cleaned = 0.000848825 Jy ! Component: 150 - total flux cleaned = 0.000797469 Jy ! Component: 200 - total flux cleaned = 0.000797174 Jy ! Total flux subtracted in 200 components = 0.000797174 Jy ! Clean residual min=-0.000830 max=0.000873 Jy/beam ! Clean residual mean=-0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.192797 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 132 components and 0.192797 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=0.052248Jy sigma=1.275846 ! Fit after self-cal, rms=0.052248Jy sigma=1.275833 ! 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=0.052248Jy sigma=1.275833 ! Fit after self-cal, rms=0.052215Jy sigma=1.275770 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.072 mas, bmaj=2.755 mas, bpa=0.5862 degrees ! Estimated noise=0.206761 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000357256 Jy ! Component: 100 - total flux cleaned = -0.000468397 Jy ! Component: 150 - total flux cleaned = -0.000456189 Jy ! Component: 200 - total flux cleaned = -0.000444497 Jy ! Total flux subtracted in 200 components = -0.000444497 Jy ! Clean residual min=-0.000928 max=0.001101 Jy/beam ! Clean residual mean=-0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.192352 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 149 components and 0.192352 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=0.052210Jy sigma=1.275643 ! Fit after self-cal, rms=0.052209Jy sigma=1.275631 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 (45.4, -19.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000593161 Jy ! Component: 100 - total flux cleaned = 0.000839675 Jy ! Component: 150 - total flux cleaned = 0.000933958 Jy ! Component: 200 - total flux cleaned = 0.00103012 Jy ! Total flux subtracted in 200 components = 0.00103012 Jy ! Clean residual min=-0.000899 max=0.000878 Jy/beam ! Clean residual mean=-0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.193382 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 190 components and 0.193382 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=0.052197Jy sigma=1.275278 ! Fit after self-cal, rms=0.052196Jy sigma=1.275254 ! 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=0.9158 mas, bmaj=1.749 mas, bpa=1.197 degrees ! Estimated noise=0.1635 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9158 x 1.749 at 1.197 degrees (North through East) ! Clean map min=-0.00076549 max=0.18318 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=0.7131 mas, bmaj=1.425 mas, bpa=0.3424 degrees ! Estimated noise=0.322268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.142948 Jy ! Component: 100 - total flux cleaned = 0.174121 Jy ! Component: 150 - total flux cleaned = 0.181131 Jy ! Component: 200 - total flux cleaned = 0.18324 Jy ! Total flux subtracted in 200 components = 0.18324 Jy ! Clean residual min=-0.001739 max=0.001831 Jy/beam ! Clean residual mean=0.000000 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.183241 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.183241 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9158 mas, bmaj=1.749 mas, bpa=1.197 degrees ! Estimated noise=0.1635 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 = 0.00225675 Jy ! Component: 100 - total flux cleaned = 0.00366157 Jy ! Component: 150 - total flux cleaned = 0.00477389 Jy ! Component: 200 - total flux cleaned = 0.0056068 Jy ! Total flux subtracted in 200 components = 0.0056068 Jy ! Clean residual min=-0.000874 max=0.000990 Jy/beam ! Clean residual mean=-0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.188847 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 44 components and 0.188847 Jy ! Inverting map ! Added new window around map position (47, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000797668 Jy ! Component: 100 - total flux cleaned = 0.00134128 Jy ! Component: 150 - total flux cleaned = 0.00181768 Jy ! Component: 200 - total flux cleaned = 0.00226354 Jy ! Total flux subtracted in 200 components = 0.00226354 Jy ! Clean residual min=-0.000837 max=0.000829 Jy/beam ! Clean residual mean=-0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.191111 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 63 components and 0.191111 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=2.072 mas, bmaj=2.755 mas, bpa=0.5862 degrees ! Estimated noise=0.206761 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000539539 Jy ! Component: 100 - total flux cleaned = 0.00101709 Jy ! Component: 150 - total flux cleaned = 0.00144257 Jy ! Component: 200 - total flux cleaned = 0.00181563 Jy ! Total flux subtracted in 200 components = 0.00181563 Jy ! Clean residual min=-0.000918 max=0.000841 Jy/beam ! Clean residual mean=-0.000002 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.192926 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000167423 Jy ! Component: 100 - total flux cleaned = 0.000336828 Jy ! Component: 150 - total flux cleaned = 0.000461736 Jy ! Component: 200 - total flux cleaned = 0.00056443 Jy ! Total flux subtracted in 200 components = 0.00056443 Jy ! Clean residual min=-0.000895 max=0.000815 Jy/beam ! Clean residual mean=-0.000001 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.193491 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 115 components and 0.193491 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9158 mas, bmaj=1.749 mas, bpa=1.197 degrees ! Estimated noise=0.1635 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000263581 Jy ! Component: 100 - total flux cleaned = -0.000263317 Jy ! Component: 150 - total flux cleaned = -0.000156587 Jy ! Component: 200 - total flux cleaned = -5.543e-05 Jy ! Total flux subtracted in 200 components = -5.543e-05 Jy ! Clean residual min=-0.000834 max=0.000762 Jy/beam ! Clean residual mean=-0.000001 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.193435 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 131 components and 0.193435 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=0.052188Jy sigma=1.275088 ! Fit after self-cal, rms=0.052181Jy sigma=1.274940 wmodel J0740+2852_X_map.mod ! Writing 131 model components to file: J0740+2852_X_map.mod wobs J0740+2852_X_uvs.fits ! Writing UV FITS file: J0740+2852_X_uvs.fits wwins J0740+2852_X_map.win ! wwins: Wrote 7 windows to J0740+2852_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 = -0.000378192 Jy ! Component: 100 - total flux cleaned = -0.000607467 Jy ! Component: 150 - total flux cleaned = -0.00073074 Jy ! Component: 200 - total flux cleaned = -0.000797003 Jy ! Component: 250 - total flux cleaned = -0.000874124 Jy ! Component: 300 - total flux cleaned = -0.000936698 Jy ! Component: 350 - total flux cleaned = -0.000936473 Jy ! Component: 400 - total flux cleaned = -0.000984924 Jy ! Component: 450 - total flux cleaned = -0.00102051 Jy ! Component: 500 - total flux cleaned = -0.00105551 Jy ! Component: 550 - total flux cleaned = -0.00107834 Jy ! Component: 600 - total flux cleaned = -0.00106704 Jy ! Component: 650 - total flux cleaned = -0.00107837 Jy ! Component: 700 - total flux cleaned = -0.00107851 Jy ! Component: 750 - total flux cleaned = -0.00111136 Jy ! Component: 800 - total flux cleaned = -0.00112189 Jy ! Component: 850 - total flux cleaned = -0.00111112 Jy ! Component: 900 - total flux cleaned = -0.0011112 Jy ! Component: 950 - total flux cleaned = -0.0011321 Jy ! Component: 1000 - total flux cleaned = -0.00112173 Jy ! Component: 1050 - total flux cleaned = -0.00107083 Jy ! Component: 1100 - total flux cleaned = -0.0010911 Jy ! Component: 1150 - total flux cleaned = -0.00108119 Jy ! Component: 1200 - total flux cleaned = -0.00111084 Jy ! Component: 1250 - total flux cleaned = -0.00109116 Jy ! Component: 1300 - total flux cleaned = -0.00112033 Jy ! Component: 1350 - total flux cleaned = -0.0011108 Jy ! Component: 1400 - total flux cleaned = -0.00114895 Jy ! Component: 1450 - total flux cleaned = -0.00118665 Jy ! Component: 1500 - total flux cleaned = -0.00117742 Jy ! Component: 1550 - total flux cleaned = -0.00123309 Jy ! Component: 1600 - total flux cleaned = -0.00122398 Jy ! Component: 1650 - total flux cleaned = -0.00122405 Jy ! Component: 1700 - total flux cleaned = -0.00123308 Jy ! Component: 1750 - total flux cleaned = -0.00121504 Jy ! Component: 1800 - total flux cleaned = -0.00125967 Jy ! Component: 1850 - total flux cleaned = -0.00125965 Jy ! Component: 1900 - total flux cleaned = -0.00124219 Jy ! Component: 1950 - total flux cleaned = -0.00125974 Jy ! Component: 2000 - total flux cleaned = -0.00127699 Jy ! Component: 2050 - total flux cleaned = -0.00129422 Jy ! Component: 2100 - total flux cleaned = -0.00131977 Jy ! Component: 2150 - total flux cleaned = -0.00134517 Jy ! Component: 2200 - total flux cleaned = -0.00136189 Jy ! Component: 2250 - total flux cleaned = -0.00133682 Jy ! Component: 2300 - total flux cleaned = -0.00136171 Jy ! Component: 2350 - total flux cleaned = -0.00133691 Jy ! Component: 2400 - total flux cleaned = -0.00138604 Jy ! Component: 2450 - total flux cleaned = -0.00138608 Jy ! Component: 2500 - total flux cleaned = -0.00143461 Jy ! Component: 2550 - total flux cleaned = -0.00139438 Jy ! Component: 2600 - total flux cleaned = -0.00143429 Jy ! Component: 2650 - total flux cleaned = -0.00143436 Jy ! Component: 2700 - total flux cleaned = -0.00145009 Jy ! Component: 2750 - total flux cleaned = -0.00147366 Jy ! Component: 2800 - total flux cleaned = -0.00146586 Jy ! Component: 2850 - total flux cleaned = -0.00147371 Jy ! Component: 2900 - total flux cleaned = -0.00147375 Jy ! Component: 2950 - total flux cleaned = -0.00150443 Jy ! Component: 3000 - total flux cleaned = -0.00146626 Jy ! Component: 3050 - total flux cleaned = -0.00147385 Jy ! Component: 3100 - total flux cleaned = -0.00148895 Jy ! Component: 3150 - total flux cleaned = -0.00145887 Jy ! Component: 3200 - total flux cleaned = -0.0014514 Jy ! Component: 3250 - total flux cleaned = -0.00148855 Jy ! Component: 3300 - total flux cleaned = -0.00145158 Jy ! Component: 3350 - total flux cleaned = -0.00145162 Jy ! Component: 3400 - total flux cleaned = -0.00148091 Jy ! Component: 3450 - total flux cleaned = -0.00146635 Jy ! Component: 3500 - total flux cleaned = -0.00145903 Jy ! Component: 3550 - total flux cleaned = -0.00146624 Jy ! Component: 3600 - total flux cleaned = -0.00146624 Jy ! Component: 3650 - total flux cleaned = -0.00149485 Jy ! Component: 3700 - total flux cleaned = -0.00148774 Jy ! Component: 3750 - total flux cleaned = -0.00147356 Jy ! Component: 3800 - total flux cleaned = -0.00146651 Jy ! Component: 3850 - total flux cleaned = -0.00147359 Jy ! Component: 3900 - total flux cleaned = -0.00150147 Jy ! Component: 3950 - total flux cleaned = -0.00149449 Jy ! Component: 4000 - total flux cleaned = -0.00150144 Jy ! Component: 4050 - total flux cleaned = -0.00148088 Jy ! Total flux subtracted in 4096 components = -0.00148778 Jy ! Clean residual min=-0.000391 max=0.000374 Jy/beam ! Clean residual mean=-0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.191948 Jy keep ! Adding 327 model components to the UV plane model. ! The established model now contains 458 components and 0.191947 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0740+2852_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9158 x 1.749 at 1.197 degrees (North through East) ! Clean map min=-0.00068282 max=0.18355 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0740+2852_X_map.fits wmodel /vlbi/uf001/uva//J0740+2852_X_map.mod ! Writing 458 model components to file: /vlbi/uf001/uva//J0740+2852_X_map.mod wobs /vlbi/uf001/uva//J0740+2852_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0740+2852_X_uvs.fits wwins /vlbi/uf001/uva//J0740+2852_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0740+2852_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.183548 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000119152 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.194748 0.194748 0.389496 0.778992 1.55798 3.11597 6.23193 12.4639 24.9277 49.8555 99.7109 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.183 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1540.45 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0740+2852_X_dfm.log closed on Sun Jan 13 23:33:45 2019