! Started logfile: /vlbi/uf001/uva//J1926+5052_X_dfm.log on Mon Jan 14 05:04:00 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1926+5052_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1926+5052_X_uva.fits ! AN table 1: 42 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.978836 visibilities/baseline/integration-bin. ! Found source: J1926+5052 ! ! 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 17760 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 J1926+5052_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 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014597Jy sigma=23.073980 ! Fit after self-cal, rms=0.856754Jy sigma=19.368090 ! 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=0.7386 mas, bmaj=1.042 mas, bpa=6.369 degrees ! Estimated noise=0.439846 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 = 0.108164 Jy ! Component: 100 - total flux cleaned = 0.13539 Jy ! Total flux subtracted in 100 components = 0.13539 Jy ! Clean residual min=-0.011867 max=0.041482 Jy/beam ! Clean residual mean=0.000016 rms=0.002763 Jy/beam ! Combined flux in latest and established models = 0.13539 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.13539 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=0.089855Jy sigma=1.994926 ! Fit after self-cal, rms=0.089816Jy sigma=1.993628 ! Inverting map ! Added new window around map position (0.2, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0342893 Jy ! Component: 100 - total flux cleaned = 0.048693 Jy ! Total flux subtracted in 100 components = 0.048693 Jy ! Clean residual min=-0.009030 max=0.018043 Jy/beam ! Clean residual mean=0.000011 rms=0.001840 Jy/beam ! Combined flux in latest and established models = 0.184083 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 17 components and 0.184083 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=0.073280Jy sigma=1.583941 ! Fit after self-cal, rms=0.070951Jy sigma=1.530957 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134586 Jy ! Component: 100 - total flux cleaned = 0.021135 Jy ! Total flux subtracted in 100 components = 0.021135 Jy ! Clean residual min=-0.006438 max=0.007934 Jy/beam ! Clean residual mean=0.000008 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 0.205218 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 24 components and 0.205218 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=0.067244Jy sigma=1.427620 ! Fit after self-cal, rms=0.066902Jy sigma=1.420285 ! 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=0.9307 mas, bmaj=1.305 mas, bpa=6.172 degrees ! Estimated noise=0.256764 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 = 0.0114501 Jy ! Component: 100 - total flux cleaned = 0.0187316 Jy ! Component: 150 - total flux cleaned = 0.0239899 Jy ! Component: 200 - total flux cleaned = 0.0278864 Jy ! Total flux subtracted in 200 components = 0.0278864 Jy ! Clean residual min=-0.006063 max=0.008416 Jy/beam ! Clean residual mean=0.000019 rms=0.001457 Jy/beam ! Combined flux in latest and established models = 0.233104 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 47 components and 0.233104 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=0.064775Jy sigma=1.358874 ! Fit after self-cal, rms=0.064674Jy sigma=1.356409 ! Inverting map ! Added new window around map position (1.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00848878 Jy ! Component: 100 - total flux cleaned = 0.0132682 Jy ! Component: 150 - total flux cleaned = 0.0168953 Jy ! Component: 200 - total flux cleaned = 0.0195794 Jy ! Total flux subtracted in 200 components = 0.0195794 Jy ! Clean residual min=-0.005284 max=0.008311 Jy/beam ! Clean residual mean=0.000018 rms=0.001271 Jy/beam ! Combined flux in latest and established models = 0.252684 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 61 components and 0.252684 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=0.063352Jy sigma=1.328083 ! Fit after self-cal, rms=0.063170Jy sigma=1.323435 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9307 x 1.305 at 6.172 degrees (North through East) ! Clean map min=-0.0050731 max=0.1379 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.31 KP 1.02 LA 0.99 ! MK 0.97 NL 1.03 OV 0.91 PT 0.94 ! SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.33 KP 1.02 LA 1.00 ! MK 0.96 NL 1.04 OV 0.92 PT 0.92 ! SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.31 KP 1.02 LA 0.99 ! MK 0.95 NL 1.04 OV 0.91 PT 0.92 ! SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.25 KP 1.05 LA 0.98 ! MK 0.96 NL 1.04 OV 0.92 PT 0.94 ! SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.35 KP 1.04 LA 0.98 ! MK 0.95 NL 1.02 OV 0.93 PT 0.93 ! SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.33 KP 1.03 LA 1.00 ! MK 0.95 NL 1.02 OV 0.91 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.37 KP 1.03 LA 0.99 ! MK 0.98 NL 1.06 OV 0.90 PT 0.92 ! SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.32 KP 1.07 LA 0.97 ! MK 0.93 NL 1.03 OV 0.92 PT 0.93 ! SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.30 KP 1.03 LA 0.99 ! MK 0.97 NL 1.05 OV 0.91 PT 0.94 ! SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 1.31 KP 1.05 LA 1.02 ! MK 0.94 NL 1.05 OV 0.90 PT 0.92 ! SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.26 KP 1.00 LA 0.98 ! MK 0.96 NL 1.05 OV 0.92 PT 0.94 ! SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.25 KP 1.04 LA 1.00 ! MK 0.95 NL 1.06 OV 0.88 PT 0.94 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.063170Jy sigma=1.323435 ! Fit after self-cal, rms=0.065547Jy sigma=1.255066 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9241 mas, bmaj=1.31 mas, bpa=7.258 degrees ! Estimated noise=0.259789 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 (-0.6, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131558 Jy ! Component: 100 - total flux cleaned = 0.00132777 Jy ! Component: 150 - total flux cleaned = 0.000936901 Jy ! Component: 200 - total flux cleaned = 0.000686223 Jy ! Total flux subtracted in 200 components = 0.000686223 Jy ! Clean residual min=-0.003548 max=0.003600 Jy/beam ! Clean residual mean=0.000018 rms=0.000761 Jy/beam ! Combined flux in latest and established models = 0.25337 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 78 components and 0.25337 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=0.065116Jy sigma=1.245279 ! Fit after self-cal, rms=0.065206Jy sigma=1.244252 ! 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=0.065206Jy sigma=1.244252 ! Fit after self-cal, rms=0.066230Jy sigma=1.208934 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.927 mas, bmaj=1.307 mas, bpa=6.831 degrees ! Estimated noise=0.258964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00151145 Jy ! Component: 100 - total flux cleaned = 0.00198801 Jy ! Component: 150 - total flux cleaned = 0.0022494 Jy ! Component: 200 - total flux cleaned = 0.0023631 Jy ! Total flux subtracted in 200 components = 0.0023631 Jy ! Clean residual min=-0.001966 max=0.002199 Jy/beam ! Clean residual mean=0.000005 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.255733 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 97 components and 0.255733 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=0.066061Jy sigma=1.204586 ! Fit after self-cal, rms=0.066062Jy sigma=1.204048 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 (7, -5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000242217 Jy ! Component: 100 - total flux cleaned = 0.000118181 Jy ! Component: 150 - total flux cleaned = -0.000108615 Jy ! Component: 200 - total flux cleaned = -0.000112079 Jy ! Total flux subtracted in 200 components = -0.000112079 Jy ! Clean residual min=-0.001854 max=0.002004 Jy/beam ! Clean residual mean=0.000005 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.255621 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 110 components and 0.255621 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=0.065930Jy sigma=1.201055 ! Fit after self-cal, rms=0.065920Jy sigma=1.200917 ! Inverting map ! Added new window around map position (-7.6, 20.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109447 Jy ! Component: 100 - total flux cleaned = 0.0010961 Jy ! Component: 150 - total flux cleaned = 0.00100726 Jy ! Component: 200 - total flux cleaned = 0.000883147 Jy ! Total flux subtracted in 200 components = 0.000883147 Jy ! Clean residual min=-0.001770 max=0.001863 Jy/beam ! Clean residual mean=0.000004 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.256504 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 120 components and 0.256504 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=0.065835Jy sigma=1.199107 ! Fit after self-cal, rms=0.065829Jy sigma=1.199021 ! Inverting map ! Added new window around map position (1.6, -7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000918761 Jy ! Component: 100 - total flux cleaned = 0.00100261 Jy ! Component: 150 - total flux cleaned = 0.00104196 Jy ! Component: 200 - total flux cleaned = 0.000971525 Jy ! Total flux subtracted in 200 components = 0.000971525 Jy ! Clean residual min=-0.001689 max=0.001646 Jy/beam ! Clean residual mean=0.000003 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.257475 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 133 components and 0.257475 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=0.065763Jy sigma=1.197516 ! Fit after self-cal, rms=0.065758Jy sigma=1.197430 ! 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=0.065758Jy sigma=1.197430 ! Fit after self-cal, rms=0.066367Jy sigma=1.196726 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9272 mas, bmaj=1.306 mas, bpa=6.87 degrees ! Estimated noise=0.25862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00020056 Jy ! Component: 100 - total flux cleaned = 0.000240494 Jy ! Component: 150 - total flux cleaned = 0.000311737 Jy ! Component: 200 - total flux cleaned = 0.00031198 Jy ! Total flux subtracted in 200 components = 0.00031198 Jy ! Clean residual min=-0.001494 max=0.001555 Jy/beam ! Clean residual mean=0.000003 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.257787 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 141 components and 0.257787 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=0.066323Jy sigma=1.195666 ! Fit after self-cal, rms=0.066327Jy sigma=1.195618 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 (36.6, 41.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010898 Jy ! Component: 100 - total flux cleaned = 0.00129235 Jy ! Component: 150 - total flux cleaned = 0.00141685 Jy ! Component: 200 - total flux cleaned = 0.0014173 Jy ! Total flux subtracted in 200 components = 0.0014173 Jy ! Clean residual min=-0.001469 max=0.001488 Jy/beam ! Clean residual mean=0.000001 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.259205 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 155 components and 0.259205 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=0.066282Jy sigma=1.194637 ! Fit after self-cal, rms=0.066276Jy sigma=1.194598 ! 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=0.066276Jy sigma=1.194598 ! Fit after self-cal, rms=0.066396Jy sigma=1.194488 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.177 mas, bmaj=2.373 mas, bpa=6.473 degrees ! Estimated noise=0.329679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000237207 Jy ! Component: 100 - total flux cleaned = -0.00014811 Jy ! Component: 150 - total flux cleaned = -1.90022e-05 Jy ! Component: 200 - total flux cleaned = 4.99519e-05 Jy ! Total flux subtracted in 200 components = 4.99519e-05 Jy ! Clean residual min=-0.001726 max=0.001728 Jy/beam ! Clean residual mean=0.000005 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.259254 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 176 components and 0.259254 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=0.066383Jy sigma=1.194281 ! Fit after self-cal, rms=0.066380Jy sigma=1.194227 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 = 4.71248e-05 Jy ! Component: 100 - total flux cleaned = 0.000177986 Jy ! Component: 150 - total flux cleaned = 0.00025683 Jy ! Component: 200 - total flux cleaned = 0.000329479 Jy ! Total flux subtracted in 200 components = 0.000329479 Jy ! Clean residual min=-0.001717 max=0.001672 Jy/beam ! Clean residual mean=0.000005 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.259584 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 182 components and 0.259584 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=0.066376Jy sigma=1.194130 ! Fit after self-cal, rms=0.066372Jy sigma=1.194098 ! 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=0.9275 mas, bmaj=1.306 mas, bpa=6.941 degrees ! Estimated noise=0.258397 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9275 x 1.306 at 6.941 degrees (North through East) ! Clean map min=-0.002112 max=0.13758 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=0.7298 mas, bmaj=1.039 mas, bpa=7.211 degrees ! Estimated noise=0.444577 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.110716 Jy ! Component: 100 - total flux cleaned = 0.154523 Jy ! Component: 150 - total flux cleaned = 0.178821 Jy ! Component: 200 - total flux cleaned = 0.193924 Jy ! Total flux subtracted in 200 components = 0.193924 Jy ! Clean residual min=-0.004037 max=0.007949 Jy/beam ! Clean residual mean=0.000008 rms=0.000998 Jy/beam ! Combined flux in latest and established models = 0.193924 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.193924 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9275 mas, bmaj=1.306 mas, bpa=6.941 degrees ! Estimated noise=0.258397 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 = 0.0154129 Jy ! Component: 100 - total flux cleaned = 0.0250042 Jy ! Component: 150 - total flux cleaned = 0.0315896 Jy ! Component: 200 - total flux cleaned = 0.0366124 Jy ! Total flux subtracted in 200 components = 0.0366124 Jy ! Clean residual min=-0.002475 max=0.003052 Jy/beam ! Clean residual mean=0.000012 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.230536 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 50 components and 0.230536 Jy ! Inverting map ! Added new window around map position (-1.4, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00405691 Jy ! Component: 100 - total flux cleaned = 0.00742554 Jy ! Component: 150 - total flux cleaned = 0.0102664 Jy ! Component: 200 - total flux cleaned = 0.0124497 Jy ! Total flux subtracted in 200 components = 0.0124497 Jy ! Clean residual min=-0.001845 max=0.001941 Jy/beam ! Clean residual mean=0.000009 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.242986 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 79 components and 0.242986 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=2.177 mas, bmaj=2.373 mas, bpa=6.473 degrees ! Estimated noise=0.329679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00423207 Jy ! Component: 100 - total flux cleaned = 0.00706127 Jy ! Component: 150 - total flux cleaned = 0.00910153 Jy ! Component: 200 - total flux cleaned = 0.0107385 Jy ! Total flux subtracted in 200 components = 0.0107385 Jy ! Clean residual min=-0.002123 max=0.002048 Jy/beam ! Clean residual mean=0.000014 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.253724 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 = 0.00106234 Jy ! Component: 100 - total flux cleaned = 0.00194214 Jy ! Component: 150 - total flux cleaned = 0.00272521 Jy ! Component: 200 - total flux cleaned = 0.00346007 Jy ! Total flux subtracted in 200 components = 0.00346007 Jy ! Clean residual min=-0.001988 max=0.001768 Jy/beam ! Clean residual mean=0.000008 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.257184 Jy ! Adding 98 model components to the UV plane model. ! The established model now contains 166 components and 0.257184 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9275 mas, bmaj=1.306 mas, bpa=6.941 degrees ! Estimated noise=0.258397 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000502546 Jy ! Component: 100 - total flux cleaned = 0.000979389 Jy ! Component: 150 - total flux cleaned = 0.00135505 Jy ! Component: 200 - total flux cleaned = 0.00166089 Jy ! Total flux subtracted in 200 components = 0.00166089 Jy ! Clean residual min=-0.001485 max=0.001557 Jy/beam ! Clean residual mean=0.000002 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.258845 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 184 components and 0.258845 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=0.066399Jy sigma=1.194285 ! Fit after self-cal, rms=0.066361Jy sigma=1.193836 wmodel J1926+5052_X_map.mod ! Writing 184 model components to file: J1926+5052_X_map.mod wobs J1926+5052_X_uvs.fits ! Writing UV FITS file: J1926+5052_X_uvs.fits wwins J1926+5052_X_map.win ! wwins: Wrote 9 windows to J1926+5052_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 = 0.000279619 Jy ! Component: 100 - total flux cleaned = 0.000329294 Jy ! Component: 150 - total flux cleaned = 0.000281502 Jy ! Component: 200 - total flux cleaned = 0.000234847 Jy ! Component: 250 - total flux cleaned = 0.000256539 Jy ! Component: 300 - total flux cleaned = 0.000234546 Jy ! Component: 350 - total flux cleaned = 0.000297496 Jy ! Component: 400 - total flux cleaned = 0.00027661 Jy ! Component: 450 - total flux cleaned = 0.000276517 Jy ! Component: 500 - total flux cleaned = 0.000256585 Jy ! Component: 550 - total flux cleaned = 0.000217535 Jy ! Component: 600 - total flux cleaned = 0.000217763 Jy ! Component: 650 - total flux cleaned = 0.000179809 Jy ! Component: 700 - total flux cleaned = 0.000217023 Jy ! Component: 750 - total flux cleaned = 0.000198548 Jy ! Component: 800 - total flux cleaned = 0.000198412 Jy ! Component: 850 - total flux cleaned = 0.000198434 Jy ! Component: 900 - total flux cleaned = 0.000180935 Jy ! Component: 950 - total flux cleaned = 0.000146483 Jy ! Component: 1000 - total flux cleaned = 0.000181286 Jy ! Component: 1050 - total flux cleaned = 0.000180992 Jy ! Component: 1100 - total flux cleaned = 0.000147163 Jy ! Component: 1150 - total flux cleaned = 0.000130384 Jy ! Component: 1200 - total flux cleaned = 9.75683e-05 Jy ! Component: 1250 - total flux cleaned = 0.000113845 Jy ! Component: 1300 - total flux cleaned = 0.000194426 Jy ! Component: 1350 - total flux cleaned = 0.000210197 Jy ! Component: 1400 - total flux cleaned = 0.000241742 Jy ! Component: 1450 - total flux cleaned = 0.000272979 Jy ! Component: 1500 - total flux cleaned = 0.000273232 Jy ! Component: 1550 - total flux cleaned = 0.000380708 Jy ! Component: 1600 - total flux cleaned = 0.000380626 Jy ! Component: 1650 - total flux cleaned = 0.000425718 Jy ! Component: 1700 - total flux cleaned = 0.000440499 Jy ! Component: 1750 - total flux cleaned = 0.000484818 Jy ! Component: 1800 - total flux cleaned = 0.000543457 Jy ! Component: 1850 - total flux cleaned = 0.00058728 Jy ! Component: 1900 - total flux cleaned = 0.000616211 Jy ! Component: 1950 - total flux cleaned = 0.000659367 Jy ! Component: 2000 - total flux cleaned = 0.000673531 Jy ! Component: 2050 - total flux cleaned = 0.000716022 Jy ! Component: 2100 - total flux cleaned = 0.00070179 Jy ! Component: 2150 - total flux cleaned = 0.00079924 Jy ! Component: 2200 - total flux cleaned = 0.00081315 Jy ! Component: 2250 - total flux cleaned = 0.00086805 Jy ! Component: 2300 - total flux cleaned = 0.000908808 Jy ! Component: 2350 - total flux cleaned = 0.000949388 Jy ! Component: 2400 - total flux cleaned = 0.000976205 Jy ! Component: 2450 - total flux cleaned = 0.000976301 Jy ! Component: 2500 - total flux cleaned = 0.00104246 Jy ! Component: 2550 - total flux cleaned = 0.00106863 Jy ! Component: 2600 - total flux cleaned = 0.00110777 Jy ! Component: 2650 - total flux cleaned = 0.00109496 Jy ! Component: 2700 - total flux cleaned = 0.00115943 Jy ! Component: 2750 - total flux cleaned = 0.00117241 Jy ! Component: 2800 - total flux cleaned = 0.00118516 Jy ! Component: 2850 - total flux cleaned = 0.00128617 Jy ! Component: 2900 - total flux cleaned = 0.0012485 Jy ! Component: 2950 - total flux cleaned = 0.001261 Jy ! Component: 3000 - total flux cleaned = 0.001261 Jy ! Component: 3050 - total flux cleaned = 0.00129806 Jy ! Component: 3100 - total flux cleaned = 0.00127353 Jy ! Component: 3150 - total flux cleaned = 0.0013101 Jy ! Component: 3200 - total flux cleaned = 0.00134635 Jy ! Component: 3250 - total flux cleaned = 0.00132223 Jy ! Component: 3300 - total flux cleaned = 0.00134611 Jy ! Component: 3350 - total flux cleaned = 0.00132237 Jy ! Component: 3400 - total flux cleaned = 0.00133423 Jy ! Component: 3450 - total flux cleaned = 0.00133409 Jy ! Component: 3500 - total flux cleaned = 0.00133416 Jy ! Component: 3550 - total flux cleaned = 0.00134578 Jy ! Component: 3600 - total flux cleaned = 0.00133414 Jy ! Component: 3650 - total flux cleaned = 0.00136871 Jy ! Component: 3700 - total flux cleaned = 0.00138018 Jy ! Component: 3750 - total flux cleaned = 0.00136874 Jy ! Component: 3800 - total flux cleaned = 0.00136876 Jy ! Component: 3850 - total flux cleaned = 0.00142517 Jy ! Component: 3900 - total flux cleaned = 0.00143643 Jy ! Component: 3950 - total flux cleaned = 0.00142523 Jy ! Component: 4000 - total flux cleaned = 0.00152534 Jy ! Component: 4050 - total flux cleaned = 0.00148106 Jy ! Total flux subtracted in 4096 components = 0.00150305 Jy ! Clean residual min=-0.000650 max=0.000661 Jy/beam ! Clean residual mean=0.000001 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.260348 Jy keep ! Adding 330 model components to the UV plane model. ! The established model now contains 514 components and 0.260348 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1926+5052_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9275 x 1.306 at 6.941 degrees (North through East) ! Clean map min=-0.00097815 max=0.13855 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1926+5052_X_map.fits wmodel /vlbi/uf001/uva//J1926+5052_X_map.mod ! Writing 514 model components to file: /vlbi/uf001/uva//J1926+5052_X_map.mod wobs /vlbi/uf001/uva//J1926+5052_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1926+5052_X_uvs.fits wwins /vlbi/uf001/uva//J1926+5052_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J1926+5052_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.138551 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000186569 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.403972 0.403972 0.807943 1.61589 3.23177 6.46354 12.9271 25.8542 51.7084 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.138 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 742.626 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1926+5052_X_dfm.log closed on Mon Jan 14 05:04:05 2019