! Started logfile: /vlbi/uf001/uva//J2217+3156_X_dfm.log on Mon Jan 14 06:13:22 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//J2217+3156_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2217+3156_X_uva.fits ! AN table 1: 42 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.835979 visibilities/baseline/integration-bin. ! Found source: J2217+3156 ! ! 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 15168 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 J2217+3156_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 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.022463Jy sigma=22.903503 ! Fit after self-cal, rms=0.813072Jy sigma=18.051050 ! 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=0.8008 mas, bmaj=1.233 mas, bpa=-0.4751 degrees ! Estimated noise=0.461733 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 = 0.14086 Jy ! Component: 100 - total flux cleaned = 0.195439 Jy ! Total flux subtracted in 100 components = 0.195439 Jy ! Clean residual min=-0.015950 max=0.040189 Jy/beam ! Clean residual mean=-0.000042 rms=0.003679 Jy/beam ! Combined flux in latest and established models = 0.195439 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.195439 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=0.097602Jy sigma=2.155163 ! Fit after self-cal, rms=0.097005Jy sigma=2.143526 ! Inverting map ! Added new window around map position (-0.8, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0400785 Jy ! Component: 100 - total flux cleaned = 0.0634025 Jy ! Total flux subtracted in 100 components = 0.0634025 Jy ! Clean residual min=-0.010529 max=0.020363 Jy/beam ! Clean residual mean=-0.000028 rms=0.002332 Jy/beam ! Combined flux in latest and established models = 0.258842 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.258842 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=0.074370Jy sigma=1.617242 ! Fit after self-cal, rms=0.073373Jy sigma=1.593123 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0187339 Jy ! Component: 100 - total flux cleaned = 0.0257438 Jy ! Total flux subtracted in 100 components = 0.0257438 Jy ! Clean residual min=-0.008082 max=0.012685 Jy/beam ! Clean residual mean=-0.000022 rms=0.001828 Jy/beam ! Combined flux in latest and established models = 0.284585 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 21 components and 0.284585 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=0.066771Jy sigma=1.435065 ! Fit after self-cal, rms=0.066445Jy sigma=1.426550 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00957144 Jy ! Component: 100 - total flux cleaned = 0.0138506 Jy ! Total flux subtracted in 100 components = 0.0138506 Jy ! Clean residual min=-0.007527 max=0.009209 Jy/beam ! Clean residual mean=-0.000018 rms=0.001611 Jy/beam ! Combined flux in latest and established models = 0.298436 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 29 components and 0.298436 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=0.063901Jy sigma=1.365579 ! Fit after self-cal, rms=0.063755Jy sigma=1.361645 ! 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=0.9749 mas, bmaj=1.518 mas, bpa=-0.3724 degrees ! Estimated noise=0.282386 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 = 0.0100482 Jy ! Component: 100 - total flux cleaned = 0.0163901 Jy ! Component: 150 - total flux cleaned = 0.0210353 Jy ! Component: 200 - total flux cleaned = 0.0237362 Jy ! Total flux subtracted in 200 components = 0.0237362 Jy ! Clean residual min=-0.007121 max=0.008897 Jy/beam ! Clean residual mean=-0.000021 rms=0.001648 Jy/beam ! Combined flux in latest and established models = 0.322172 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 36 components and 0.322172 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=0.061947Jy sigma=1.316432 ! Fit after self-cal, rms=0.061871Jy sigma=1.313945 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9749 x 1.518 at -0.3724 degrees (North through East) ! Clean map min=-0.0070798 max=0.17371 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 1.01 KP 1.02 LA 0.99 ! MK 1.03 NL 1.08 OV 0.88 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 1.00 KP 0.99 LA 0.98 ! MK 1.05 NL 1.09 OV 0.89 PT 0.92 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 0.98 KP 1.05 LA 0.98 ! MK 1.01 NL 1.11 OV 0.87 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 1.00 KP 1.02 LA 0.98 ! MK 1.02 NL 1.11 OV 0.89 PT 0.91 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 HN 0.98 KP 1.03 LA 1.00 ! MK 1.05 NL 1.11 OV 0.88 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 0.97 KP 1.02 LA 0.99 ! MK 1.03 NL 1.11 OV 0.89 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 HN 0.98 KP 1.03 LA 0.98 ! MK 1.01 NL 1.10 OV 0.89 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 HN 0.98 KP 1.02 LA 0.98 ! MK 1.04 NL 1.10 OV 0.89 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 HN 1.00 KP 1.02 LA 1.00 ! MK 1.03 NL 1.09 OV 0.89 PT 0.93 ! SC 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 0.97 KP 1.04 LA 0.99 ! MK 1.03 NL 1.12 OV 0.91 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 HN 1.03 KP 1.01 LA 0.99 ! MK 1.07 NL 1.10 OV 0.90 PT 0.92 ! SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.02 KP 1.01 LA 0.98 ! MK 1.06 NL 1.11 OV 0.88 PT 0.94 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.061871Jy sigma=1.313945 ! Fit after self-cal, rms=0.059024Jy sigma=1.207454 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9785 mas, bmaj=1.536 mas, bpa=-0.2553 degrees ! Estimated noise=0.285525 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 (3.6, -7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000800357 Jy ! Component: 100 - total flux cleaned = -0.000269046 Jy ! Component: 150 - total flux cleaned = -0.00134234 Jy ! Component: 200 - total flux cleaned = -0.00205633 Jy ! Total flux subtracted in 200 components = -0.00205633 Jy ! Clean residual min=-0.003624 max=0.003832 Jy/beam ! Clean residual mean=-0.000000 rms=0.000742 Jy/beam ! Combined flux in latest and established models = 0.320116 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 47 components and 0.320116 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=0.058298Jy sigma=1.191460 ! Fit after self-cal, rms=0.058329Jy sigma=1.190191 ! Inverting map ! Added new window around map position (-8.8, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00263931 Jy ! Component: 100 - total flux cleaned = 0.00263137 Jy ! Component: 150 - total flux cleaned = 0.00242621 Jy ! Component: 200 - total flux cleaned = 0.00204291 Jy ! Total flux subtracted in 200 components = 0.00204291 Jy ! Clean residual min=-0.003222 max=0.003484 Jy/beam ! Clean residual mean=0.000000 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.322159 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 59 components and 0.322159 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=0.057883Jy sigma=1.180571 ! Fit after self-cal, rms=0.057861Jy sigma=1.180060 ! 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=0.057861Jy sigma=1.180060 ! Fit after self-cal, rms=0.057748Jy sigma=1.164011 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9789 mas, bmaj=1.532 mas, bpa=-0.2976 degrees ! Estimated noise=0.285679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000860605 Jy ! Component: 100 - total flux cleaned = -0.00128669 Jy ! Component: 150 - total flux cleaned = -0.00144316 Jy ! Component: 200 - total flux cleaned = -0.00151655 Jy ! Total flux subtracted in 200 components = -0.00151655 Jy ! Clean residual min=-0.002572 max=0.002666 Jy/beam ! Clean residual mean=0.000001 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.320642 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 70 components and 0.320642 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=0.057513Jy sigma=1.159136 ! Fit after self-cal, rms=0.057523Jy sigma=1.158889 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 (6.6, -5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138433 Jy ! Component: 100 - total flux cleaned = 0.00160231 Jy ! Component: 150 - total flux cleaned = 0.00153389 Jy ! Component: 200 - total flux cleaned = 0.00153616 Jy ! Total flux subtracted in 200 components = 0.00153616 Jy ! Clean residual min=-0.002285 max=0.001908 Jy/beam ! Clean residual mean=0.000001 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 0.322178 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 86 components and 0.322178 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=0.057325Jy sigma=1.154901 ! Fit after self-cal, rms=0.057314Jy sigma=1.154726 ! 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=0.057314Jy sigma=1.154726 ! Fit after self-cal, rms=0.057219Jy sigma=1.154465 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9784 mas, bmaj=1.53 mas, bpa=-0.489 degrees ! Estimated noise=0.285342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000130595 Jy ! Component: 100 - total flux cleaned = 0.000130303 Jy ! Component: 150 - total flux cleaned = -3.67128e-05 Jy ! Component: 200 - total flux cleaned = -0.0001942 Jy ! Total flux subtracted in 200 components = -0.0001942 Jy ! Clean residual min=-0.002066 max=0.001740 Jy/beam ! Clean residual mean=0.000001 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.321984 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 90 components and 0.321984 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=0.057105Jy sigma=1.152123 ! Fit after self-cal, rms=0.057100Jy sigma=1.152041 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 = 6.66808e-05 Jy ! Component: 100 - total flux cleaned = -8.30052e-05 Jy ! Component: 150 - total flux cleaned = -0.000223628 Jy ! Component: 200 - total flux cleaned = -0.000267083 Jy ! Total flux subtracted in 200 components = -0.000267083 Jy ! Clean residual min=-0.001952 max=0.001639 Jy/beam ! Clean residual mean=0.000001 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.321717 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 92 components and 0.321717 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=0.057025Jy sigma=1.150503 ! Fit after self-cal, rms=0.057022Jy sigma=1.150464 ! 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=0.057022Jy sigma=1.150464 ! Fit after self-cal, rms=0.056981Jy sigma=1.150369 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.999 mas, bmaj=2.568 mas, bpa=-7.13 degrees ! Estimated noise=0.354637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000367678 Jy ! Component: 100 - total flux cleaned = -0.000481864 Jy ! Component: 150 - total flux cleaned = -0.000562878 Jy ! Component: 200 - total flux cleaned = -0.000617255 Jy ! Total flux subtracted in 200 components = -0.000617255 Jy ! Clean residual min=-0.001366 max=0.001361 Jy/beam ! Clean residual mean=0.000002 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.3211 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 107 components and 0.3211 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=0.056963Jy sigma=1.150011 ! Fit after self-cal, rms=0.056963Jy sigma=1.149987 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 = -8.81421e-05 Jy ! Component: 100 - total flux cleaned = -6.89011e-05 Jy ! Component: 150 - total flux cleaned = -6.87973e-05 Jy ! Component: 200 - total flux cleaned = -6.89968e-05 Jy ! Total flux subtracted in 200 components = -6.89968e-05 Jy ! Clean residual min=-0.001361 max=0.001295 Jy/beam ! Clean residual mean=0.000002 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.321031 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 114 components and 0.321031 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=0.056951Jy sigma=1.149767 ! Fit after self-cal, rms=0.056950Jy sigma=1.149746 ! 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=0.9782 mas, bmaj=1.528 mas, bpa=-0.6024 degrees ! Estimated noise=0.285135 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9782 x 1.528 at -0.6024 degrees (North through East) ! Clean map min=-0.0044512 max=0.17359 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=0.801 mas, bmaj=1.238 mas, bpa=-0.3773 degrees ! Estimated noise=0.467436 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.145247 Jy ! Component: 100 - total flux cleaned = 0.209731 Jy ! Component: 150 - total flux cleaned = 0.244334 Jy ! Component: 200 - total flux cleaned = 0.266645 Jy ! Total flux subtracted in 200 components = 0.266645 Jy ! Clean residual min=-0.007322 max=0.013276 Jy/beam ! Clean residual mean=-0.000015 rms=0.001650 Jy/beam ! Combined flux in latest and established models = 0.266645 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 0.266645 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9782 mas, bmaj=1.528 mas, bpa=-0.6024 degrees ! Estimated noise=0.285135 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 = 0.0205632 Jy ! Component: 100 - total flux cleaned = 0.0327398 Jy ! Component: 150 - total flux cleaned = 0.0380043 Jy ! Component: 200 - total flux cleaned = 0.0419516 Jy ! Total flux subtracted in 200 components = 0.0419516 Jy ! Clean residual min=-0.003924 max=0.006304 Jy/beam ! Clean residual mean=-0.000006 rms=0.000735 Jy/beam ! Combined flux in latest and established models = 0.308596 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 38 components and 0.308596 Jy ! Inverting map ! Added new window around map position (0.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00483441 Jy ! Component: 100 - total flux cleaned = 0.00674945 Jy ! Component: 150 - total flux cleaned = 0.00790704 Jy ! Component: 200 - total flux cleaned = 0.00902546 Jy ! Total flux subtracted in 200 components = 0.00902546 Jy ! Clean residual min=-0.002272 max=0.002760 Jy/beam ! Clean residual mean=-0.000001 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.317621 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 51 components and 0.317622 Jy ! Inverting map ! Added new window around map position (16.8, -6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139464 Jy ! Component: 100 - total flux cleaned = 0.00189078 Jy ! Component: 150 - total flux cleaned = 0.00225132 Jy ! Component: 200 - total flux cleaned = 0.00257981 Jy ! Total flux subtracted in 200 components = 0.00257981 Jy ! Clean residual min=-0.001879 max=0.002077 Jy/beam ! Clean residual mean=-0.000001 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.320201 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 63 components and 0.320201 Jy ! Inverting map ! Added new window around map position (13, -13.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125829 Jy ! Component: 100 - total flux cleaned = 0.00125562 Jy ! Component: 150 - total flux cleaned = 0.00125438 Jy ! Component: 200 - total flux cleaned = 0.00106899 Jy ! Total flux subtracted in 200 components = 0.00106899 Jy ! Clean residual min=-0.001579 max=0.001735 Jy/beam ! Clean residual mean=-0.000001 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.32127 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 85 components and 0.32127 Jy ! Inverting map ! Added new window around map position (-31.2, -23.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000974413 Jy ! Component: 100 - total flux cleaned = 0.00103186 Jy ! Component: 150 - total flux cleaned = 0.00108571 Jy ! Component: 200 - total flux cleaned = 0.00103192 Jy ! Total flux subtracted in 200 components = 0.00103192 Jy ! Clean residual min=-0.001448 max=0.001499 Jy/beam ! Clean residual mean=-0.000000 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.322302 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 99 components and 0.322302 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=1.999 mas, bmaj=2.568 mas, bpa=-7.13 degrees ! Estimated noise=0.354637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000280348 Jy ! Component: 100 - total flux cleaned = 0.000456198 Jy ! Component: 150 - total flux cleaned = 0.000482739 Jy ! Component: 200 - total flux cleaned = 0.000484383 Jy ! Total flux subtracted in 200 components = 0.000484383 Jy ! Clean residual min=-0.001394 max=0.001164 Jy/beam ! Clean residual mean=0.000000 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.322787 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 = -2.14171e-05 Jy ! Component: 100 - total flux cleaned = -6.23005e-05 Jy ! Component: 150 - total flux cleaned = -0.000139238 Jy ! Component: 200 - total flux cleaned = -0.000192868 Jy ! Total flux subtracted in 200 components = -0.000192868 Jy ! Clean residual min=-0.001317 max=0.001091 Jy/beam ! Clean residual mean=0.000000 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.322594 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 137 components and 0.322594 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9782 mas, bmaj=1.528 mas, bpa=-0.6024 degrees ! Estimated noise=0.285135 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000106363 Jy ! Component: 100 - total flux cleaned = -0.000156154 Jy ! Component: 150 - total flux cleaned = -0.000202956 Jy ! Component: 200 - total flux cleaned = -0.00020422 Jy ! Total flux subtracted in 200 components = -0.00020422 Jy ! Clean residual min=-0.001363 max=0.001323 Jy/beam ! Clean residual mean=0.000000 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.32239 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 149 components and 0.32239 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=0.056809Jy sigma=1.146957 ! Fit after self-cal, rms=0.056774Jy sigma=1.146380 wmodel J2217+3156_X_map.mod ! Writing 149 model components to file: J2217+3156_X_map.mod wobs J2217+3156_X_uvs.fits ! Writing UV FITS file: J2217+3156_X_uvs.fits wwins J2217+3156_X_map.win ! wwins: Wrote 9 windows to J2217+3156_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 = -0.000406291 Jy ! Component: 100 - total flux cleaned = -0.000643031 Jy ! Component: 150 - total flux cleaned = -0.000758041 Jy ! Component: 200 - total flux cleaned = -0.00093669 Jy ! Component: 250 - total flux cleaned = -0.0010457 Jy ! Component: 300 - total flux cleaned = -0.00119515 Jy ! Component: 350 - total flux cleaned = -0.00123657 Jy ! Component: 400 - total flux cleaned = -0.0013187 Jy ! Component: 450 - total flux cleaned = -0.00133871 Jy ! Component: 500 - total flux cleaned = -0.00139854 Jy ! Component: 550 - total flux cleaned = -0.0014182 Jy ! Component: 600 - total flux cleaned = -0.00139914 Jy ! Component: 650 - total flux cleaned = -0.00139915 Jy ! Component: 700 - total flux cleaned = -0.00145482 Jy ! Component: 750 - total flux cleaned = -0.00149103 Jy ! Component: 800 - total flux cleaned = -0.00147312 Jy ! Component: 850 - total flux cleaned = -0.00154411 Jy ! Component: 900 - total flux cleaned = -0.00154442 Jy ! Component: 950 - total flux cleaned = -0.00161409 Jy ! Component: 1000 - total flux cleaned = -0.00169991 Jy ! Component: 1050 - total flux cleaned = -0.00171665 Jy ! Component: 1100 - total flux cleaned = -0.00168299 Jy ! Component: 1150 - total flux cleaned = -0.00174941 Jy ! Component: 1200 - total flux cleaned = -0.00181505 Jy ! Component: 1250 - total flux cleaned = -0.00184726 Jy ! Component: 1300 - total flux cleaned = -0.0018475 Jy ! Component: 1350 - total flux cleaned = -0.00187927 Jy ! Component: 1400 - total flux cleaned = -0.00192631 Jy ! Component: 1450 - total flux cleaned = -0.00191097 Jy ! Component: 1500 - total flux cleaned = -0.00191107 Jy ! Component: 1550 - total flux cleaned = -0.0019261 Jy ! Component: 1600 - total flux cleaned = -0.00192598 Jy ! Component: 1650 - total flux cleaned = -0.00191104 Jy ! Component: 1700 - total flux cleaned = -0.00191092 Jy ! Component: 1750 - total flux cleaned = -0.00194067 Jy ! Component: 1800 - total flux cleaned = -0.00195539 Jy ! Component: 1850 - total flux cleaned = -0.00198443 Jy ! Component: 1900 - total flux cleaned = -0.00199876 Jy ! Component: 1950 - total flux cleaned = -0.00199883 Jy ! Component: 2000 - total flux cleaned = -0.00197068 Jy ! Component: 2050 - total flux cleaned = -0.00204088 Jy ! Component: 2100 - total flux cleaned = -0.00208259 Jy ! Component: 2150 - total flux cleaned = -0.00209636 Jy ! Component: 2200 - total flux cleaned = -0.00210996 Jy ! Component: 2250 - total flux cleaned = -0.0020828 Jy ! Component: 2300 - total flux cleaned = -0.00210989 Jy ! Component: 2350 - total flux cleaned = -0.00212326 Jy ! Component: 2400 - total flux cleaned = -0.00218961 Jy ! Component: 2450 - total flux cleaned = -0.0021764 Jy ! Component: 2500 - total flux cleaned = -0.00221551 Jy ! Component: 2550 - total flux cleaned = -0.00224145 Jy ! Component: 2600 - total flux cleaned = -0.00224139 Jy ! Component: 2650 - total flux cleaned = -0.00224132 Jy ! Component: 2700 - total flux cleaned = -0.00226672 Jy ! Component: 2750 - total flux cleaned = -0.00230452 Jy ! Component: 2800 - total flux cleaned = -0.00227946 Jy ! Component: 2850 - total flux cleaned = -0.00230431 Jy ! Component: 2900 - total flux cleaned = -0.0023537 Jy ! Component: 2950 - total flux cleaned = -0.00235374 Jy ! Component: 3000 - total flux cleaned = -0.00231723 Jy ! Component: 3050 - total flux cleaned = -0.0023898 Jy ! Component: 3100 - total flux cleaned = -0.00237768 Jy ! Component: 3150 - total flux cleaned = -0.00241345 Jy ! Component: 3200 - total flux cleaned = -0.00237776 Jy ! Component: 3250 - total flux cleaned = -0.00236612 Jy ! Component: 3300 - total flux cleaned = -0.00244798 Jy ! Component: 3350 - total flux cleaned = -0.0024712 Jy ! Component: 3400 - total flux cleaned = -0.00249438 Jy ! Component: 3450 - total flux cleaned = -0.00245993 Jy ! Component: 3500 - total flux cleaned = -0.00249427 Jy ! Component: 3550 - total flux cleaned = -0.00251703 Jy ! Component: 3600 - total flux cleaned = -0.00255079 Jy ! Component: 3650 - total flux cleaned = -0.00255078 Jy ! Component: 3700 - total flux cleaned = -0.00252853 Jy ! Component: 3750 - total flux cleaned = -0.00257292 Jy ! Component: 3800 - total flux cleaned = -0.00261714 Jy ! Component: 3850 - total flux cleaned = -0.00263892 Jy ! Component: 3900 - total flux cleaned = -0.00262807 Jy ! Component: 3950 - total flux cleaned = -0.00264973 Jy ! Component: 4000 - total flux cleaned = -0.00266051 Jy ! Component: 4050 - total flux cleaned = -0.00267129 Jy ! Total flux subtracted in 4096 components = -0.00267117 Jy ! Clean residual min=-0.000732 max=0.000600 Jy/beam ! Clean residual mean=-0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.319719 Jy keep ! Adding 311 model components to the UV plane model. ! The established model now contains 460 components and 0.319718 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2217+3156_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9782 x 1.528 at -0.6024 degrees (North through East) ! Clean map min=-0.0036365 max=0.17371 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2217+3156_X_map.fits wmodel /vlbi/uf001/uva//J2217+3156_X_map.mod ! Writing 460 model components to file: /vlbi/uf001/uva//J2217+3156_X_map.mod wobs /vlbi/uf001/uva//J2217+3156_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2217+3156_X_uvs.fits wwins /vlbi/uf001/uva//J2217+3156_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J2217+3156_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.17371 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000179762 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.310452 0.310452 0.620903 1.24181 2.48361 4.96723 9.93446 19.8689 39.7378 79.4756 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.173 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 966.333 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2217+3156_X_dfm.log closed on Mon Jan 14 06:13:28 2019