! Started logfile: /vlbi/uf001/uva//J1031+7441_X_dfm.log on Mon Jan 14 00:54:26 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//J1031+7441_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1031+7441_X_uva.fits ! AN table 1: 76 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.872807 visibilities/baseline/integration-bin. ! Found source: J1031+7441 ! ! 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 35820 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 J1031+7441_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 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.077950Jy sigma=22.685284 ! Fit after self-cal, rms=0.617798Jy sigma=12.633622 ! 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=0.7627 mas, bmaj=1.074 mas, bpa=66.25 degrees ! Estimated noise=0.403118 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 = 0.301752 Jy ! Component: 100 - total flux cleaned = 0.368853 Jy ! Total flux subtracted in 100 components = 0.368853 Jy ! Clean residual min=-0.015201 max=0.022957 Jy/beam ! Clean residual mean=0.000008 rms=0.002842 Jy/beam ! Combined flux in latest and established models = 0.368853 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.368853 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=0.104498Jy sigma=2.160441 ! Fit after self-cal, rms=0.104483Jy sigma=2.160100 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0240473 Jy ! Component: 100 - total flux cleaned = 0.0284849 Jy ! Total flux subtracted in 100 components = 0.0284849 Jy ! Clean residual min=-0.015191 max=0.014581 Jy/beam ! Clean residual mean=0.000010 rms=0.002535 Jy/beam ! Combined flux in latest and established models = 0.397338 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.397338 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=0.098240Jy sigma=1.981362 ! Fit after self-cal, rms=0.098216Jy sigma=1.980828 ! 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=1.013 mas, bmaj=1.368 mas, bpa=67.95 degrees ! Estimated noise=0.188305 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, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0199717 Jy ! Component: 100 - total flux cleaned = 0.0319641 Jy ! Component: 150 - total flux cleaned = 0.0402297 Jy ! Component: 200 - total flux cleaned = 0.0461298 Jy ! Total flux subtracted in 200 components = 0.0461298 Jy ! Clean residual min=-0.014650 max=0.015831 Jy/beam ! Clean residual mean=0.000021 rms=0.003096 Jy/beam ! Combined flux in latest and established models = 0.443468 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 30 components and 0.443468 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=0.094292Jy sigma=1.866576 ! Fit after self-cal, rms=0.093935Jy sigma=1.857820 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.013 x 1.368 at 67.95 degrees (North through East) ! Clean map min=-0.013844 max=0.39015 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.08 HN 0.96 KP 1.11 ! LA 0.81 MK 1.01 NL 1.15 OV 0.96 ! PT 0.96 SC 1.02 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.07 HN 0.98 KP 1.10 ! LA 0.81 MK 1.02 NL 1.14 OV 0.96 ! PT 0.96 SC 1.02 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.08 HN 0.96 KP 1.10 ! LA 0.80 MK 1.03 NL 1.15 OV 0.95 ! PT 0.97 SC 1.02 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.07 HN 0.97 KP 1.09 ! LA 0.81 MK 1.01 NL 1.14 OV 0.94 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.07 HN 0.98 KP 1.07 ! LA 0.81 MK 1.00 NL 1.14 OV 0.94 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.07 HN 0.96 KP 1.09 ! LA 0.79 MK 1.02 NL 1.15 OV 0.93 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.06 HN 0.97 KP 1.07 ! LA 0.79 MK 1.00 NL 1.14 OV 0.93 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.06 HN 0.97 KP 1.08 ! LA 0.79 MK 1.00 NL 1.12 OV 0.94 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.06 HN 0.95 KP 1.08 ! LA 0.80 MK 0.99 NL 1.14 OV 0.94 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.06 HN 0.95 KP 1.09 ! LA 0.79 MK 0.99 NL 1.11 OV 0.94 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.06 HN 0.94 KP 1.06 ! LA 0.79 MK 1.00 NL 1.12 OV 0.93 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.06 HN 0.94 KP 1.08 ! LA 0.80 MK 0.99 NL 1.14 OV 0.93 ! PT 0.95 SC 0.98 ! ! ! Fit before self-cal, rms=0.093935Jy sigma=1.857820 ! Fit after self-cal, rms=0.075722Jy sigma=1.361307 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.014 mas, bmaj=1.372 mas, bpa=67.79 degrees ! Estimated noise=0.186618 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 = -0.00542473 Jy ! Component: 100 - total flux cleaned = -0.00746317 Jy ! Component: 150 - total flux cleaned = -0.00858394 Jy ! Component: 200 - total flux cleaned = -0.00895787 Jy ! Total flux subtracted in 200 components = -0.00895787 Jy ! Clean residual min=-0.005638 max=0.006486 Jy/beam ! Clean residual mean=-0.000010 rms=0.001248 Jy/beam ! Combined flux in latest and established models = 0.43451 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 46 components and 0.43451 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=0.074855Jy sigma=1.348677 ! Fit after self-cal, rms=0.074970Jy sigma=1.347178 ! Inverting map ! Added new window around map position (-9, 19.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00514511 Jy ! Component: 100 - total flux cleaned = 0.00513689 Jy ! Component: 150 - total flux cleaned = 0.00538275 Jy ! Component: 200 - total flux cleaned = 0.00538195 Jy ! Total flux subtracted in 200 components = 0.00538195 Jy ! Clean residual min=-0.005209 max=0.005935 Jy/beam ! Clean residual mean=-0.000011 rms=0.001200 Jy/beam ! Combined flux in latest and established models = 0.439892 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 63 components and 0.439892 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=0.074257Jy sigma=1.335964 ! Fit after self-cal, rms=0.074234Jy sigma=1.334931 ! 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=0.074234Jy sigma=1.334931 ! Fit after self-cal, rms=0.072492Jy sigma=1.210323 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=1.38 mas, bpa=67.33 degrees ! Estimated noise=0.187527 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00254928 Jy ! Component: 100 - total flux cleaned = -0.00390845 Jy ! Component: 150 - total flux cleaned = -0.00477471 Jy ! Component: 200 - total flux cleaned = -0.00522332 Jy ! Total flux subtracted in 200 components = -0.00522332 Jy ! Clean residual min=-0.002012 max=0.001937 Jy/beam ! Clean residual mean=-0.000004 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.434668 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 78 components and 0.434668 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=0.072133Jy sigma=1.202674 ! Fit after self-cal, rms=0.072182Jy sigma=1.201980 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 (8.6, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000389113 Jy ! Component: 100 - total flux cleaned = -0.00116002 Jy ! Component: 150 - total flux cleaned = -0.00159336 Jy ! Component: 200 - total flux cleaned = -0.00181841 Jy ! Total flux subtracted in 200 components = -0.00181841 Jy ! Clean residual min=-0.001756 max=0.001564 Jy/beam ! Clean residual mean=-0.000004 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.43285 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 90 components and 0.43285 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=0.072031Jy sigma=1.199221 ! Fit after self-cal, rms=0.072022Jy sigma=1.199123 ! 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=0.072022Jy sigma=1.199123 ! Fit after self-cal, rms=0.072175Jy sigma=1.197905 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=1.38 mas, bpa=67.33 degrees ! Estimated noise=0.187374 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00154845 Jy ! Component: 100 - total flux cleaned = -0.00219256 Jy ! Component: 150 - total flux cleaned = -0.00239857 Jy ! Component: 200 - total flux cleaned = -0.00268417 Jy ! Total flux subtracted in 200 components = -0.00268417 Jy ! Clean residual min=-0.001497 max=0.001304 Jy/beam ! Clean residual mean=-0.000004 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.430166 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 97 components and 0.430166 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=0.072073Jy sigma=1.195865 ! Fit after self-cal, rms=0.072067Jy sigma=1.195773 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 = -0.000488266 Jy ! Component: 100 - total flux cleaned = -0.000704301 Jy ! Component: 150 - total flux cleaned = -0.000866163 Jy ! Component: 200 - total flux cleaned = -0.00105663 Jy ! Total flux subtracted in 200 components = -0.00105663 Jy ! Clean residual min=-0.001376 max=0.001297 Jy/beam ! Clean residual mean=-0.000004 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.429109 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 103 components and 0.429109 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=0.072017Jy sigma=1.194780 ! Fit after self-cal, rms=0.072013Jy sigma=1.194758 ! 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=0.072013Jy sigma=1.194758 ! Fit after self-cal, rms=0.072147Jy sigma=1.194434 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.302 mas, bmaj=2.744 mas, bpa=73.1 degrees ! Estimated noise=0.232823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00128277 Jy ! Component: 100 - total flux cleaned = -0.00212762 Jy ! Component: 150 - total flux cleaned = -0.00278369 Jy ! Component: 200 - total flux cleaned = -0.00326255 Jy ! Total flux subtracted in 200 components = -0.00326255 Jy ! Clean residual min=-0.001313 max=0.001522 Jy/beam ! Clean residual mean=-0.000007 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.425847 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 128 components and 0.425847 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=0.072125Jy sigma=1.193977 ! Fit after self-cal, rms=0.072122Jy sigma=1.193923 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 = -0.00049735 Jy ! Component: 100 - total flux cleaned = -0.000690401 Jy ! Component: 150 - total flux cleaned = -0.000831322 Jy ! Component: 200 - total flux cleaned = -0.000973717 Jy ! Total flux subtracted in 200 components = -0.000973717 Jy ! Clean residual min=-0.001291 max=0.001473 Jy/beam ! Clean residual mean=-0.000006 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.424873 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 137 components and 0.424873 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=0.072114Jy sigma=1.193780 ! Fit after self-cal, rms=0.072113Jy sigma=1.193769 ! 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=1.01 mas, bmaj=1.38 mas, bpa=67.26 degrees ! Estimated noise=0.187267 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.01 x 1.38 at 67.26 degrees (North through East) ! Clean map min=-0.0021686 max=0.3889 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=0.7543 mas, bmaj=1.075 mas, bpa=66.23 degrees ! Estimated noise=0.404292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.302523 Jy ! Component: 100 - total flux cleaned = 0.37047 Jy ! Component: 150 - total flux cleaned = 0.394452 Jy ! Component: 200 - total flux cleaned = 0.405925 Jy ! Total flux subtracted in 200 components = 0.405925 Jy ! Clean residual min=-0.003416 max=0.005725 Jy/beam ! Clean residual mean=-0.000003 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.405925 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.405925 Jy ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=1.38 mas, bpa=67.26 degrees ! Estimated noise=0.187267 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 = 0.0083323 Jy ! Component: 100 - total flux cleaned = 0.0128629 Jy ! Component: 150 - total flux cleaned = 0.0156581 Jy ! Component: 200 - total flux cleaned = 0.0166491 Jy ! Total flux subtracted in 200 components = 0.0166491 Jy ! Clean residual min=-0.001416 max=0.001573 Jy/beam ! Clean residual mean=-0.000003 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.422574 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 28 components and 0.422574 Jy ! Inverting map ! Added new window around map position (-5.2, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102835 Jy ! Component: 100 - total flux cleaned = 0.00145479 Jy ! Component: 150 - total flux cleaned = 0.00167612 Jy ! Component: 200 - total flux cleaned = 0.0018769 Jy ! Total flux subtracted in 200 components = 0.0018769 Jy ! Clean residual min=-0.001321 max=0.001260 Jy/beam ! Clean residual mean=-0.000003 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.424451 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 45 components and 0.424451 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=2.302 mas, bmaj=2.744 mas, bpa=73.1 degrees ! Estimated noise=0.232823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000398433 Jy ! Component: 100 - total flux cleaned = 0.000524588 Jy ! Component: 150 - total flux cleaned = 0.000575731 Jy ! Component: 200 - total flux cleaned = 0.000618986 Jy ! Total flux subtracted in 200 components = 0.000618986 Jy ! Clean residual min=-0.001391 max=0.001380 Jy/beam ! Clean residual mean=-0.000006 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.42507 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 = -1.95938e-05 Jy ! Component: 100 - total flux cleaned = -1.92802e-05 Jy ! Component: 150 - total flux cleaned = -2.00586e-05 Jy ! Component: 200 - total flux cleaned = -3.5478e-05 Jy ! Total flux subtracted in 200 components = -3.5478e-05 Jy ! Clean residual min=-0.001357 max=0.001382 Jy/beam ! Clean residual mean=-0.000006 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.425034 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 77 components and 0.425034 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=1.38 mas, bpa=67.26 degrees ! Estimated noise=0.187267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000158617 Jy ! Component: 100 - total flux cleaned = -0.000278342 Jy ! Component: 150 - total flux cleaned = -0.000313054 Jy ! Component: 200 - total flux cleaned = -0.000246708 Jy ! Total flux subtracted in 200 components = -0.000246708 Jy ! Clean residual min=-0.001199 max=0.001147 Jy/beam ! Clean residual mean=-0.000003 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.424788 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 87 components and 0.424788 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=0.072119Jy sigma=1.192740 ! Fit after self-cal, rms=0.072091Jy sigma=1.192423 wmodel J1031+7441_X_map.mod ! Writing 87 model components to file: J1031+7441_X_map.mod wobs J1031+7441_X_uvs.fits ! Writing UV FITS file: J1031+7441_X_uvs.fits wwins J1031+7441_X_map.win ! wwins: Wrote 5 windows to J1031+7441_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 = -0.000132165 Jy ! Component: 100 - total flux cleaned = -0.000173819 Jy ! Component: 150 - total flux cleaned = -0.000253493 Jy ! Component: 200 - total flux cleaned = -0.000330228 Jy ! Component: 250 - total flux cleaned = -0.00040552 Jy ! Component: 300 - total flux cleaned = -0.000479006 Jy ! Component: 350 - total flux cleaned = -0.000478959 Jy ! Component: 400 - total flux cleaned = -0.000567522 Jy ! Component: 450 - total flux cleaned = -0.000602383 Jy ! Component: 500 - total flux cleaned = -0.000722452 Jy ! Component: 550 - total flux cleaned = -0.000790143 Jy ! Component: 600 - total flux cleaned = -0.000889899 Jy ! Component: 650 - total flux cleaned = -0.000873657 Jy ! Component: 700 - total flux cleaned = -0.00102 Jy ! Component: 750 - total flux cleaned = -0.000987969 Jy ! Component: 800 - total flux cleaned = -0.00105132 Jy ! Component: 850 - total flux cleaned = -0.00106709 Jy ! Component: 900 - total flux cleaned = -0.0011135 Jy ! Component: 950 - total flux cleaned = -0.00115976 Jy ! Component: 1000 - total flux cleaned = -0.00120524 Jy ! Component: 1050 - total flux cleaned = -0.00128023 Jy ! Component: 1100 - total flux cleaned = -0.00135444 Jy ! Component: 1150 - total flux cleaned = -0.00139838 Jy ! Component: 1200 - total flux cleaned = -0.00142769 Jy ! Component: 1250 - total flux cleaned = -0.00150021 Jy ! Component: 1300 - total flux cleaned = -0.00162936 Jy ! Component: 1350 - total flux cleaned = -0.00167196 Jy ! Component: 1400 - total flux cleaned = -0.00174236 Jy ! Component: 1450 - total flux cleaned = -0.00182625 Jy ! Component: 1500 - total flux cleaned = -0.00184018 Jy ! Component: 1550 - total flux cleaned = -0.00195024 Jy ! Component: 1600 - total flux cleaned = -0.00197756 Jy ! Component: 1650 - total flux cleaned = -0.00208579 Jy ! Component: 1700 - total flux cleaned = -0.00211265 Jy ! Component: 1750 - total flux cleaned = -0.00221931 Jy ! Component: 1800 - total flux cleaned = -0.00232512 Jy ! Component: 1850 - total flux cleaned = -0.00235137 Jy ! Component: 1900 - total flux cleaned = -0.00235143 Jy ! Component: 1950 - total flux cleaned = -0.00245514 Jy ! Component: 2000 - total flux cleaned = -0.00251943 Jy ! Component: 2050 - total flux cleaned = -0.00255766 Jy ! Component: 2100 - total flux cleaned = -0.00263368 Jy ! Component: 2150 - total flux cleaned = -0.0027346 Jy ! Component: 2200 - total flux cleaned = -0.00274702 Jy ! Component: 2250 - total flux cleaned = -0.002772 Jy ! Component: 2300 - total flux cleaned = -0.00285843 Jy ! Component: 2350 - total flux cleaned = -0.0028584 Jy ! Component: 2400 - total flux cleaned = -0.00295595 Jy ! Component: 2450 - total flux cleaned = -0.0029559 Jy ! Component: 2500 - total flux cleaned = -0.00300406 Jy ! Component: 2550 - total flux cleaned = -0.00302798 Jy ! Component: 2600 - total flux cleaned = -0.00302803 Jy ! Component: 2650 - total flux cleaned = -0.00305161 Jy ! Component: 2700 - total flux cleaned = -0.00308688 Jy ! Component: 2750 - total flux cleaned = -0.00312203 Jy ! Component: 2800 - total flux cleaned = -0.00320352 Jy ! Component: 2850 - total flux cleaned = -0.00320361 Jy ! Component: 2900 - total flux cleaned = -0.00320353 Jy ! Component: 2950 - total flux cleaned = -0.00318066 Jy ! Component: 3000 - total flux cleaned = -0.00323762 Jy ! Component: 3050 - total flux cleaned = -0.00326041 Jy ! Component: 3100 - total flux cleaned = -0.00331672 Jy ! Component: 3150 - total flux cleaned = -0.00335031 Jy ! Component: 3200 - total flux cleaned = -0.00337264 Jy ! Component: 3250 - total flux cleaned = -0.00336154 Jy ! Component: 3300 - total flux cleaned = -0.00340568 Jy ! Component: 3350 - total flux cleaned = -0.00341664 Jy ! Component: 3400 - total flux cleaned = -0.00344948 Jy ! Component: 3450 - total flux cleaned = -0.00343867 Jy ! Component: 3500 - total flux cleaned = -0.00343868 Jy ! Component: 3550 - total flux cleaned = -0.00350337 Jy ! Component: 3600 - total flux cleaned = -0.0035141 Jy ! Component: 3650 - total flux cleaned = -0.00355676 Jy ! Component: 3700 - total flux cleaned = -0.0035993 Jy ! Component: 3750 - total flux cleaned = -0.00365204 Jy ! Component: 3800 - total flux cleaned = -0.00368361 Jy ! Component: 3850 - total flux cleaned = -0.00367307 Jy ! Component: 3900 - total flux cleaned = -0.00369383 Jy ! Component: 3950 - total flux cleaned = -0.00372496 Jy ! Component: 4000 - total flux cleaned = -0.00376617 Jy ! Component: 4050 - total flux cleaned = -0.00374562 Jy ! Total flux subtracted in 4096 components = -0.00375585 Jy ! Clean residual min=-0.000616 max=0.000613 Jy/beam ! Clean residual mean=-0.000001 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.421032 Jy keep ! Adding 333 model components to the UV plane model. ! The established model now contains 420 components and 0.421032 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1031+7441_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.01 x 1.38 at 67.26 degrees (North through East) ! Clean map min=-0.0011913 max=0.39045 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1031+7441_X_map.fits wmodel /vlbi/uf001/uva//J1031+7441_X_map.mod ! Writing 420 model components to file: /vlbi/uf001/uva//J1031+7441_X_map.mod wobs /vlbi/uf001/uva//J1031+7441_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1031+7441_X_uvs.fits wwins /vlbi/uf001/uva//J1031+7441_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1031+7441_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.390447 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000178002 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.136768 0.136768 0.273536 0.547072 1.09414 2.18829 4.37658 8.75315 17.5063 35.0126 70.0252 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.39 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2193.5 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1031+7441_X_dfm.log closed on Mon Jan 14 00:54:32 2019