! Started logfile: /vlbi/uf001/uva//J1539+1604_X_dfm.log on Mon Jan 14 03:23:54 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//J1539+1604_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1539+1604_X_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.908382 visibilities/baseline/integration-bin. ! Found source: J1539+1604 ! ! 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 22368 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 J1539+1604_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 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007526Jy sigma=25.321815 ! Fit after self-cal, rms=0.887196Jy sigma=22.218041 ! 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=0.6529 mas, bmaj=1.547 mas, bpa=-2.075 degrees ! Estimated noise=0.320726 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 = 0.0785527 Jy ! Component: 100 - total flux cleaned = 0.110362 Jy ! Total flux subtracted in 100 components = 0.110362 Jy ! Clean residual min=-0.006885 max=0.015932 Jy/beam ! Clean residual mean=0.000018 rms=0.001532 Jy/beam ! Combined flux in latest and established models = 0.110362 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.110362 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=0.069827Jy sigma=1.639853 ! Fit after self-cal, rms=0.069596Jy sigma=1.633355 ! Inverting map ! Added new window around map position (-0.6, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0185213 Jy ! Component: 100 - total flux cleaned = 0.0292417 Jy ! Total flux subtracted in 100 components = 0.0292417 Jy ! Clean residual min=-0.005209 max=0.006731 Jy/beam ! Clean residual mean=0.000013 rms=0.000991 Jy/beam ! Combined flux in latest and established models = 0.139604 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.139604 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=0.062632Jy sigma=1.432004 ! Fit after self-cal, rms=0.062565Jy sigma=1.430054 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00691581 Jy ! Component: 100 - total flux cleaned = 0.0110586 Jy ! Total flux subtracted in 100 components = 0.0110586 Jy ! Clean residual min=-0.004712 max=0.005919 Jy/beam ! Clean residual mean=0.000011 rms=0.000896 Jy/beam ! Combined flux in latest and established models = 0.150663 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.150663 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=0.061429Jy sigma=1.396017 ! Fit after self-cal, rms=0.061414Jy sigma=1.395263 ! Inverting map ! Added new window around map position (9.8, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00547567 Jy ! Component: 100 - total flux cleaned = 0.00899468 Jy ! Total flux subtracted in 100 components = 0.00899468 Jy ! Clean residual min=-0.004205 max=0.005134 Jy/beam ! Clean residual mean=0.000010 rms=0.000825 Jy/beam ! Combined flux in latest and established models = 0.159657 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 29 components and 0.159657 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=0.060571Jy sigma=1.370242 ! Fit after self-cal, rms=0.060518Jy sigma=1.368890 ! Inverting map ! Added new window around map position (2, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0048781 Jy ! Component: 100 - total flux cleaned = 0.00807692 Jy ! Total flux subtracted in 100 components = 0.00807692 Jy ! Clean residual min=-0.003657 max=0.004272 Jy/beam ! Clean residual mean=0.000009 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.167734 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 38 components and 0.167734 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=0.059830Jy sigma=1.347634 ! Fit after self-cal, rms=0.059783Jy sigma=1.346596 ! 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=0.8292 mas, bmaj=1.806 mas, bpa=-2.302 degrees ! Estimated noise=0.19436 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 = 0.00626026 Jy ! Component: 100 - total flux cleaned = 0.0106032 Jy ! Component: 150 - total flux cleaned = 0.0139457 Jy ! Component: 200 - total flux cleaned = 0.0166584 Jy ! Total flux subtracted in 200 components = 0.0166584 Jy ! Clean residual min=-0.003461 max=0.004275 Jy/beam ! Clean residual mean=0.000021 rms=0.000918 Jy/beam ! Combined flux in latest and established models = 0.184393 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 68 components and 0.184393 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=0.058992Jy sigma=1.321038 ! Fit after self-cal, rms=0.058888Jy sigma=1.318208 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8292 x 1.806 at -2.302 degrees (North through East) ! Clean map min=-0.0035332 max=0.11201 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.01 KP 1.00 LA 0.99 ! MK 1.01 NL 1.10 OV 0.91 PT 0.91 ! SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.05 KP 1.01 LA 1.00 ! MK 1.03 NL 1.11 OV 0.90 PT 0.93 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.99 KP 0.98 LA 0.99 ! MK 0.98 NL 1.10 OV 0.89 PT 0.94 ! SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 HN 1.00 KP 1.02 LA 0.99 ! MK 1.01 NL 1.12 OV 0.90 PT 0.92 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.06 KP 1.02 LA 0.97 ! MK 1.05 NL 1.09 OV 0.91 PT 0.92 ! SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.02 KP 1.05 LA 1.02 ! MK 1.05 NL 1.10 OV 0.90 PT 0.93 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.01 KP 1.01 LA 1.01 ! MK 1.00 NL 1.10 OV 0.90 PT 0.93 ! SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.98 KP 1.04 LA 1.00 ! MK 0.99 NL 1.10 OV 0.88 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.01 KP 0.99 LA 0.98 ! MK 1.00 NL 1.12 OV 0.90 PT 0.96 ! SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 1.01 KP 1.03 LA 1.00 ! MK 0.99 NL 1.09 OV 0.91 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.04 KP 1.00 LA 0.96 ! MK 0.96 NL 1.14 OV 0.91 PT 0.95 ! SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.98 KP 0.99 LA 0.98 ! MK 0.98 NL 1.09 OV 0.93 PT 0.96 ! SC 0.93 ! ! ! Fit before self-cal, rms=0.058888Jy sigma=1.318208 ! Fit after self-cal, rms=0.057504Jy sigma=1.286440 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8278 mas, bmaj=1.817 mas, bpa=-1.73 degrees ! Estimated noise=0.192756 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 = 0.00102491 Jy ! Component: 100 - total flux cleaned = 0.00147093 Jy ! Component: 150 - total flux cleaned = 0.001797 Jy ! Component: 200 - total flux cleaned = 0.00201139 Jy ! Total flux subtracted in 200 components = 0.00201139 Jy ! Clean residual min=-0.001711 max=0.002110 Jy/beam ! Clean residual mean=0.000011 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.186404 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 78 components and 0.186404 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=0.057439Jy sigma=1.284673 ! Fit after self-cal, rms=0.057481Jy sigma=1.284228 ! 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=0.057481Jy sigma=1.284228 ! Fit after self-cal, rms=0.058062Jy sigma=1.277902 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8255 mas, bmaj=1.813 mas, bpa=-1.542 degrees ! Estimated noise=0.192912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.32619e-05 Jy ! Component: 100 - total flux cleaned = 0.000239342 Jy ! Component: 150 - total flux cleaned = 0.000324505 Jy ! Component: 200 - total flux cleaned = 0.000362098 Jy ! Total flux subtracted in 200 components = 0.000362098 Jy ! Clean residual min=-0.001569 max=0.001852 Jy/beam ! Clean residual mean=0.000006 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.186766 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 83 components and 0.186766 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=0.058044Jy sigma=1.277339 ! Fit after self-cal, rms=0.058061Jy sigma=1.277258 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 (11, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00128367 Jy ! Component: 100 - total flux cleaned = 0.00176769 Jy ! Component: 150 - total flux cleaned = 0.0020282 Jy ! Component: 200 - total flux cleaned = 0.0021384 Jy ! Total flux subtracted in 200 components = 0.0021384 Jy ! Clean residual min=-0.001395 max=0.001733 Jy/beam ! Clean residual mean=0.000005 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.188905 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 108 components and 0.188905 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=0.057987Jy sigma=1.275419 ! Fit after self-cal, rms=0.057988Jy sigma=1.275306 ! Inverting map ! Added new window around map position (0.8, -40). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152863 Jy ! Component: 100 - total flux cleaned = 0.00224748 Jy ! Component: 150 - total flux cleaned = 0.00272099 Jy ! Component: 200 - total flux cleaned = 0.00296851 Jy ! Total flux subtracted in 200 components = 0.00296851 Jy ! Clean residual min=-0.001228 max=0.001393 Jy/beam ! Clean residual mean=0.000003 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.191873 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 124 components and 0.191873 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=0.057940Jy sigma=1.273958 ! Fit after self-cal, rms=0.057935Jy sigma=1.273856 ! Inverting map ! Added new window around map position (-1.8, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125862 Jy ! Component: 100 - total flux cleaned = 0.00161598 Jy ! Component: 150 - total flux cleaned = 0.00184173 Jy ! Component: 200 - total flux cleaned = 0.0020011 Jy ! Total flux subtracted in 200 components = 0.0020011 Jy ! Clean residual min=-0.001121 max=0.001244 Jy/beam ! Clean residual mean=0.000002 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.193874 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 142 components and 0.193874 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=0.057901Jy sigma=1.272890 ! Fit after self-cal, rms=0.057900Jy sigma=1.272851 ! 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=0.057900Jy sigma=1.272851 ! Fit after self-cal, rms=0.057718Jy sigma=1.272035 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.825 mas, bmaj=1.812 mas, bpa=-1.549 degrees ! Estimated noise=0.192624 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000333332 Jy ! Component: 100 - total flux cleaned = 0.000476398 Jy ! Component: 150 - total flux cleaned = 0.000605083 Jy ! Component: 200 - total flux cleaned = 0.000743945 Jy ! Total flux subtracted in 200 components = 0.000743945 Jy ! Clean residual min=-0.001106 max=0.001221 Jy/beam ! Clean residual mean=0.000003 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.194618 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 148 components and 0.194618 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=0.057700Jy sigma=1.271573 ! Fit after self-cal, rms=0.057699Jy sigma=1.271550 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 (41.4, 33.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000435237 Jy ! Component: 100 - total flux cleaned = 0.000202577 Jy ! Component: 150 - total flux cleaned = 0.000221111 Jy ! Component: 200 - total flux cleaned = 0.000332938 Jy ! Total flux subtracted in 200 components = 0.000332938 Jy ! Clean residual min=-0.001018 max=0.001169 Jy/beam ! Clean residual mean=0.000002 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.194951 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 160 components and 0.194951 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=0.057671Jy sigma=1.270924 ! Fit after self-cal, rms=0.057670Jy sigma=1.270879 ! 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=0.057670Jy sigma=1.270879 ! Fit after self-cal, rms=0.057622Jy sigma=1.270809 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.986 mas, bmaj=2.902 mas, bpa=-1.235 degrees ! Estimated noise=0.251656 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000505157 Jy ! Component: 100 - total flux cleaned = 0.000964214 Jy ! Component: 150 - total flux cleaned = 0.00132175 Jy ! Component: 200 - total flux cleaned = 0.00153137 Jy ! Total flux subtracted in 200 components = 0.00153137 Jy ! Clean residual min=-0.001186 max=0.001595 Jy/beam ! Clean residual mean=0.000005 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.196482 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 175 components and 0.196482 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=0.057618Jy sigma=1.270635 ! Fit after self-cal, rms=0.057616Jy sigma=1.270609 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 = 0.000302038 Jy ! Component: 100 - total flux cleaned = 0.000482086 Jy ! Component: 150 - total flux cleaned = 0.000598132 Jy ! Component: 200 - total flux cleaned = 0.000663874 Jy ! Total flux subtracted in 200 components = 0.000663874 Jy ! Clean residual min=-0.001181 max=0.001515 Jy/beam ! Clean residual mean=0.000003 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.197146 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 183 components and 0.197146 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=0.057615Jy sigma=1.270573 ! Fit after self-cal, rms=0.057615Jy sigma=1.270565 ! 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=0.8251 mas, bmaj=1.812 mas, bpa=-1.563 degrees ! Estimated noise=0.192629 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8251 x 1.812 at -1.563 degrees (North through East) ! Clean map min=-0.0010842 max=0.11121 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=0.6488 mas, bmaj=1.552 mas, bpa=-1.252 degrees ! Estimated noise=0.317595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0779863 Jy ! Component: 100 - total flux cleaned = 0.110858 Jy ! Component: 150 - total flux cleaned = 0.129407 Jy ! Component: 200 - total flux cleaned = 0.140446 Jy ! Total flux subtracted in 200 components = 0.140446 Jy ! Clean residual min=-0.003313 max=0.005886 Jy/beam ! Clean residual mean=0.000009 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 0.140446 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.140446 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8251 mas, bmaj=1.812 mas, bpa=-1.563 degrees ! Estimated noise=0.192629 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 = 0.0114366 Jy ! Component: 100 - total flux cleaned = 0.0193259 Jy ! Component: 150 - total flux cleaned = 0.0251717 Jy ! Component: 200 - total flux cleaned = 0.0296644 Jy ! Total flux subtracted in 200 components = 0.0296644 Jy ! Clean residual min=-0.002121 max=0.003079 Jy/beam ! Clean residual mean=0.000015 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.17011 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 42 components and 0.17011 Jy ! Inverting map ! Added new window around map position (1, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00362834 Jy ! Component: 100 - total flux cleaned = 0.00654994 Jy ! Component: 150 - total flux cleaned = 0.00903267 Jy ! Component: 200 - total flux cleaned = 0.0112011 Jy ! Total flux subtracted in 200 components = 0.0112011 Jy ! Clean residual min=-0.001672 max=0.002033 Jy/beam ! Clean residual mean=0.000009 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.181311 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 70 components and 0.181311 Jy ! Inverting map ! Added new window around map position (8.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00211476 Jy ! Component: 100 - total flux cleaned = 0.00372541 Jy ! Component: 150 - total flux cleaned = 0.00510137 Jy ! Component: 200 - total flux cleaned = 0.00634248 Jy ! Total flux subtracted in 200 components = 0.00634248 Jy ! Clean residual min=-0.001351 max=0.001436 Jy/beam ! Clean residual mean=0.000006 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.187654 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 103 components and 0.187654 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=1.986 mas, bmaj=2.902 mas, bpa=-1.235 degrees ! Estimated noise=0.251656 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00259279 Jy ! Component: 100 - total flux cleaned = 0.00450077 Jy ! Component: 150 - total flux cleaned = 0.00579375 Jy ! Component: 200 - total flux cleaned = 0.00676093 Jy ! Total flux subtracted in 200 components = 0.00676093 Jy ! Clean residual min=-0.001596 max=0.001592 Jy/beam ! Clean residual mean=0.000008 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.194415 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 = 0.000733171 Jy ! Component: 100 - total flux cleaned = 0.0012893 Jy ! Component: 150 - total flux cleaned = 0.00167807 Jy ! Component: 200 - total flux cleaned = 0.00205006 Jy ! Total flux subtracted in 200 components = 0.00205006 Jy ! Clean residual min=-0.001306 max=0.001355 Jy/beam ! Clean residual mean=0.000005 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.196465 Jy ! Adding 105 model components to the UV plane model. ! The established model now contains 181 components and 0.196465 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8251 mas, bmaj=1.812 mas, bpa=-1.563 degrees ! Estimated noise=0.192629 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00037515 Jy ! Component: 100 - total flux cleaned = 0.000516969 Jy ! Component: 150 - total flux cleaned = 0.000593863 Jy ! Component: 200 - total flux cleaned = 0.000594018 Jy ! Total flux subtracted in 200 components = 0.000594018 Jy ! Clean residual min=-0.001010 max=0.001061 Jy/beam ! Clean residual mean=0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.197059 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 201 components and 0.197059 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=0.057606Jy sigma=1.270065 ! Fit after self-cal, rms=0.057596Jy sigma=1.269904 wmodel J1539+1604_X_map.mod ! Writing 201 model components to file: J1539+1604_X_map.mod wobs J1539+1604_X_uvs.fits ! Writing UV FITS file: J1539+1604_X_uvs.fits wwins J1539+1604_X_map.win ! wwins: Wrote 10 windows to J1539+1604_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 = 0.000245681 Jy ! Component: 100 - total flux cleaned = 0.000385902 Jy ! Component: 150 - total flux cleaned = 0.000555052 Jy ! Component: 200 - total flux cleaned = 0.000752071 Jy ! Component: 250 - total flux cleaned = 0.000960003 Jy ! Component: 300 - total flux cleaned = 0.00111576 Jy ! Component: 350 - total flux cleaned = 0.00120752 Jy ! Component: 400 - total flux cleaned = 0.00135692 Jy ! Component: 450 - total flux cleaned = 0.00144484 Jy ! Component: 500 - total flux cleaned = 0.00154545 Jy ! Component: 550 - total flux cleaned = 0.0016301 Jy ! Component: 600 - total flux cleaned = 0.0017413 Jy ! Component: 650 - total flux cleaned = 0.00182334 Jy ! Component: 700 - total flux cleaned = 0.00187718 Jy ! Component: 750 - total flux cleaned = 0.00197043 Jy ! Component: 800 - total flux cleaned = 0.00200983 Jy ! Component: 850 - total flux cleaned = 0.00204881 Jy ! Component: 900 - total flux cleaned = 0.00213829 Jy ! Component: 950 - total flux cleaned = 0.00220111 Jy ! Component: 1000 - total flux cleaned = 0.00223853 Jy ! Component: 1050 - total flux cleaned = 0.0022756 Jy ! Component: 1100 - total flux cleaned = 0.00230022 Jy ! Component: 1150 - total flux cleaned = 0.00233661 Jy ! Component: 1200 - total flux cleaned = 0.00239638 Jy ! Component: 1250 - total flux cleaned = 0.00242007 Jy ! Component: 1300 - total flux cleaned = 0.00242014 Jy ! Component: 1350 - total flux cleaned = 0.00242028 Jy ! Component: 1400 - total flux cleaned = 0.0024432 Jy ! Component: 1450 - total flux cleaned = 0.00246571 Jy ! Component: 1500 - total flux cleaned = 0.00242084 Jy ! Component: 1550 - total flux cleaned = 0.00240973 Jy ! Component: 1600 - total flux cleaned = 0.00239873 Jy ! Component: 1650 - total flux cleaned = 0.00238794 Jy ! Component: 1700 - total flux cleaned = 0.00235538 Jy ! Component: 1750 - total flux cleaned = 0.00229098 Jy ! Component: 1800 - total flux cleaned = 0.00229119 Jy ! Component: 1850 - total flux cleaned = 0.00227013 Jy ! Component: 1900 - total flux cleaned = 0.00225985 Jy ! Component: 1950 - total flux cleaned = 0.00225983 Jy ! Component: 2000 - total flux cleaned = 0.00224942 Jy ! Component: 2050 - total flux cleaned = 0.0022391 Jy ! Component: 2100 - total flux cleaned = 0.00219866 Jy ! Component: 2150 - total flux cleaned = 0.0021888 Jy ! Component: 2200 - total flux cleaned = 0.00217884 Jy ! Component: 2250 - total flux cleaned = 0.00215912 Jy ! Component: 2300 - total flux cleaned = 0.00214933 Jy ! Component: 2350 - total flux cleaned = 0.00212984 Jy ! Component: 2400 - total flux cleaned = 0.00211045 Jy ! Component: 2450 - total flux cleaned = 0.00211052 Jy ! Component: 2500 - total flux cleaned = 0.00211054 Jy ! Component: 2550 - total flux cleaned = 0.00212952 Jy ! Component: 2600 - total flux cleaned = 0.00217655 Jy ! Component: 2650 - total flux cleaned = 0.00212048 Jy ! Component: 2700 - total flux cleaned = 0.00217603 Jy ! Component: 2750 - total flux cleaned = 0.00218521 Jy ! Component: 2800 - total flux cleaned = 0.00220341 Jy ! Component: 2850 - total flux cleaned = 0.00219426 Jy ! Component: 2900 - total flux cleaned = 0.00218511 Jy ! Component: 2950 - total flux cleaned = 0.00222079 Jy ! Component: 3000 - total flux cleaned = 0.00218516 Jy ! Component: 3050 - total flux cleaned = 0.00221159 Jy ! Component: 3100 - total flux cleaned = 0.00219397 Jy ! Component: 3150 - total flux cleaned = 0.00216784 Jy ! Component: 3200 - total flux cleaned = 0.00214193 Jy ! Component: 3250 - total flux cleaned = 0.00217635 Jy ! Component: 3300 - total flux cleaned = 0.00216772 Jy ! Component: 3350 - total flux cleaned = 0.00217621 Jy ! Component: 3400 - total flux cleaned = 0.00215924 Jy ! Component: 3450 - total flux cleaned = 0.00213396 Jy ! Component: 3500 - total flux cleaned = 0.00216726 Jy ! Component: 3550 - total flux cleaned = 0.00212568 Jy ! Component: 3600 - total flux cleaned = 0.00214225 Jy ! Component: 3650 - total flux cleaned = 0.0021505 Jy ! Component: 3700 - total flux cleaned = 0.0021097 Jy ! Component: 3750 - total flux cleaned = 0.00212588 Jy ! Component: 3800 - total flux cleaned = 0.00210975 Jy ! Component: 3850 - total flux cleaned = 0.0021577 Jy ! Component: 3900 - total flux cleaned = 0.00214967 Jy ! Component: 3950 - total flux cleaned = 0.00210217 Jy ! Component: 4000 - total flux cleaned = 0.00210218 Jy ! Component: 4050 - total flux cleaned = 0.00213345 Jy ! Total flux subtracted in 4096 components = 0.00211008 Jy ! Clean residual min=-0.000543 max=0.000469 Jy/beam ! Clean residual mean=-0.000000 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.199169 Jy keep ! Adding 313 model components to the UV plane model. ! The established model now contains 514 components and 0.199169 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1539+1604_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8251 x 1.812 at -1.563 degrees (North through East) ! Clean map min=-0.00089536 max=0.11187 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1539+1604_X_map.fits wmodel /vlbi/uf001/uva//J1539+1604_X_map.mod ! Writing 514 model components to file: /vlbi/uf001/uva//J1539+1604_X_map.mod wobs /vlbi/uf001/uva//J1539+1604_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1539+1604_X_uvs.fits wwins /vlbi/uf001/uva//J1539+1604_X_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J1539+1604_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.111873 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00013192 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.353759 0.353759 0.707517 1.41503 2.83007 5.66014 11.3203 22.6406 45.2811 90.5622 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.111 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 848.035 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1539+1604_X_dfm.log closed on Mon Jan 14 03:24:00 2019