! Started logfile: /vlbi/uf001/uva//J1257+7958_X_dfm.log on Mon Jan 14 02:07:22 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//J1257+7958_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1257+7958_X_uva.fits ! AN table 1: 116 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.999808 visibilities/baseline/integration-bin. ! Found source: J1257+7958 ! ! 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 62628 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 J1257+7958_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 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002998Jy sigma=22.881907 ! Fit after self-cal, rms=0.963233Jy sigma=21.982339 ! 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=0.7613 mas, bmaj=0.8677 mas, bpa=-75.6 degrees ! Estimated noise=0.312989 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 = 0.0290456 Jy ! Component: 100 - total flux cleaned = 0.0354891 Jy ! Total flux subtracted in 100 components = 0.0354891 Jy ! Clean residual min=-0.002058 max=0.002911 Jy/beam ! Clean residual mean=-0.000002 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.0354891 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0354891 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=0.063165Jy sigma=1.293720 ! Fit after self-cal, rms=0.061428Jy sigma=1.249463 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00391875 Jy ! Component: 100 - total flux cleaned = 0.00556009 Jy ! Total flux subtracted in 100 components = 0.00556009 Jy ! Clean residual min=-0.002291 max=0.003460 Jy/beam ! Clean residual mean=-0.000002 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.0410492 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.0410492 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=0.061086Jy sigma=1.241163 ! Fit after self-cal, rms=0.061088Jy sigma=1.241027 ! Inverting map ! Added new window around map position (-1, -5.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00288099 Jy ! Component: 100 - total flux cleaned = 0.00436243 Jy ! Total flux subtracted in 100 components = 0.00436243 Jy ! Clean residual min=-0.002048 max=0.002241 Jy/beam ! Clean residual mean=-0.000002 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.0454116 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 15 components and 0.0454116 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=0.060928Jy sigma=1.236720 ! Fit after self-cal, rms=0.060895Jy sigma=1.235868 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.027 mas, bmaj=1.186 mas, bpa=-78.07 degrees ! Estimated noise=0.128649 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 (-1.6, -7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00334508 Jy ! Component: 100 - total flux cleaned = 0.00506523 Jy ! Component: 150 - total flux cleaned = 0.0062657 Jy ! Component: 200 - total flux cleaned = 0.00717278 Jy ! Total flux subtracted in 200 components = 0.00717278 Jy ! Clean residual min=-0.001119 max=0.002179 Jy/beam ! Clean residual mean=-0.000002 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0525844 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 34 components and 0.0525844 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=0.060709Jy sigma=1.230923 ! Fit after self-cal, rms=0.060662Jy sigma=1.229967 ! Inverting map ! Added new window around map position (0, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00209663 Jy ! Component: 100 - total flux cleaned = 0.0033066 Jy ! Component: 150 - total flux cleaned = 0.00418335 Jy ! Component: 200 - total flux cleaned = 0.00463338 Jy ! Total flux subtracted in 200 components = 0.00463338 Jy ! Clean residual min=-0.001019 max=0.001150 Jy/beam ! Clean residual mean=-0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0572178 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 50 components and 0.0572178 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=0.060584Jy sigma=1.227823 ! Fit after self-cal, rms=0.060564Jy sigma=1.227442 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.027 x 1.186 at -78.07 degrees (North through East) ! Clean map min=-0.0009751 max=0.041127 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.83 KP 1.07 ! LA 1.08 MK 1.11 NL 1.00 OV 0.93 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.01 HN 0.95 KP 1.04 ! LA 1.07 MK 1.06 NL 1.04 OV 1.01 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.07 HN 0.91 KP 1.00 ! LA 1.00 MK 1.08 NL 1.04 OV 0.94 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.12 HN 0.87 KP 1.02 ! LA 1.05 MK 1.13 NL 0.97 OV 0.91 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 0.93 KP 1.06 ! LA 1.06 MK 1.05 NL 0.95 OV 0.95 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 0.91 KP 1.05 ! LA 1.09 MK 1.04 NL 1.00 OV 0.95 ! PT 0.94 SC 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.09 HN 0.91 KP 1.02 ! LA 1.03 MK 1.06 NL 1.01 OV 0.95 ! PT 0.89 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.05 HN 0.80 KP 1.05 ! LA 1.08 MK 1.07 NL 0.98 OV 0.97 ! PT 0.90 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.85 KP 1.02 ! LA 1.02 MK 1.02 NL 0.96 OV 0.97 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.85 KP 1.05 ! LA 1.03 MK 1.01 NL 1.00 OV 0.89 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.95 HN 0.78 KP 1.04 ! LA 1.01 MK 0.96 NL 0.97 OV 0.97 ! PT 0.93 SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.99 HN 0.78 KP 0.97 ! LA 1.03 MK 0.91 NL 0.94 OV 0.95 ! PT 0.92 SC 0.93 ! ! ! Fit before self-cal, rms=0.060564Jy sigma=1.227442 ! Fit after self-cal, rms=0.057478Jy sigma=1.223418 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.024 mas, bmaj=1.184 mas, bpa=-79.22 degrees ! Estimated noise=0.127165 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 = 0.000820822 Jy ! Component: 100 - total flux cleaned = 0.00140137 Jy ! Component: 150 - total flux cleaned = 0.00174327 Jy ! Component: 200 - total flux cleaned = 0.00188979 Jy ! Total flux subtracted in 200 components = 0.00188979 Jy ! Clean residual min=-0.000704 max=0.000702 Jy/beam ! Clean residual mean=-0.000000 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.0591076 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 67 components and 0.0591076 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=0.057463Jy sigma=1.223020 ! Fit after self-cal, rms=0.057459Jy sigma=1.222523 ! 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=0.057459Jy sigma=1.222523 ! Fit after self-cal, rms=0.057721Jy sigma=1.220317 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.027 mas, bmaj=1.176 mas, bpa=-78.89 degrees ! Estimated noise=0.127023 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00052884 Jy ! Component: 100 - total flux cleaned = 0.000802711 Jy ! Component: 150 - total flux cleaned = 0.000952964 Jy ! Component: 200 - total flux cleaned = 0.00100376 Jy ! Total flux subtracted in 200 components = 0.00100376 Jy ! Clean residual min=-0.000641 max=0.000722 Jy/beam ! Clean residual mean=-0.000001 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0601113 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 80 components and 0.0601113 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=0.057714Jy sigma=1.220152 ! Fit after self-cal, rms=0.057743Jy sigma=1.219891 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 (-1.2, -40.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00064615 Jy ! Component: 100 - total flux cleaned = 0.000872735 Jy ! Component: 150 - total flux cleaned = 0.000939687 Jy ! Component: 200 - total flux cleaned = 0.000980196 Jy ! Total flux subtracted in 200 components = 0.000980196 Jy ! Clean residual min=-0.000621 max=0.000687 Jy/beam ! Clean residual mean=-0.000000 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.0610915 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 91 components and 0.0610915 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=0.057734Jy sigma=1.219712 ! Fit after self-cal, rms=0.057734Jy sigma=1.219676 ! Inverting map ! Added new window around map position (-2.2, -15.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000523368 Jy ! Component: 100 - total flux cleaned = 0.000550789 Jy ! Component: 150 - total flux cleaned = 0.000609992 Jy ! Component: 200 - total flux cleaned = 0.00064243 Jy ! Total flux subtracted in 200 components = 0.00064243 Jy ! Clean residual min=-0.000598 max=0.000658 Jy/beam ! Clean residual mean=-0.000000 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.061734 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 101 components and 0.061734 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=0.057725Jy sigma=1.219512 ! Fit after self-cal, rms=0.057723Jy sigma=1.219466 ! Inverting map ! Added new window around map position (20, 22.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000612907 Jy ! Component: 100 - total flux cleaned = 0.000845548 Jy ! Component: 150 - total flux cleaned = 0.00087077 Jy ! Component: 200 - total flux cleaned = 0.000903912 Jy ! Total flux subtracted in 200 components = 0.000903912 Jy ! Clean residual min=-0.000609 max=0.000673 Jy/beam ! Clean residual mean=-0.000000 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.0626379 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 112 components and 0.0626379 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=0.057714Jy sigma=1.219286 ! Fit after self-cal, rms=0.057715Jy sigma=1.219261 ! Inverting map ! Added new window around map position (-12.4, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000389849 Jy ! Component: 100 - total flux cleaned = 0.000536946 Jy ! Component: 150 - total flux cleaned = 0.000657812 Jy ! Component: 200 - total flux cleaned = 0.000765895 Jy ! Total flux subtracted in 200 components = 0.000765895 Jy ! Clean residual min=-0.000599 max=0.000596 Jy/beam ! Clean residual mean=-0.000000 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.0634038 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 124 components and 0.0634038 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=0.057705Jy sigma=1.219052 ! Fit after self-cal, rms=0.057703Jy sigma=1.219028 ! 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=0.057703Jy sigma=1.219028 ! Fit after self-cal, rms=0.057668Jy sigma=1.218925 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=1.171 mas, bpa=-78.99 degrees ! Estimated noise=0.126818 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000280227 Jy ! Component: 100 - total flux cleaned = 0.000478225 Jy ! Component: 150 - total flux cleaned = 0.000587516 Jy ! Component: 200 - total flux cleaned = 0.000644367 Jy ! Total flux subtracted in 200 components = 0.000644367 Jy ! Clean residual min=-0.000570 max=0.000568 Jy/beam ! Clean residual mean=-0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0640481 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 129 components and 0.0640481 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=0.057663Jy sigma=1.218814 ! Fit after self-cal, rms=0.057666Jy sigma=1.218798 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 = 0.000154768 Jy ! Component: 100 - total flux cleaned = 0.000165485 Jy ! Component: 150 - total flux cleaned = 0.000176226 Jy ! Component: 200 - total flux cleaned = 0.000196648 Jy ! Total flux subtracted in 200 components = 0.000196648 Jy ! Clean residual min=-0.000580 max=0.000575 Jy/beam ! Clean residual mean=-0.000000 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.0642448 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 133 components and 0.0642448 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=0.057662Jy sigma=1.218715 ! Fit after self-cal, rms=0.057662Jy sigma=1.218713 ! 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=0.057662Jy sigma=1.218713 ! Fit after self-cal, rms=0.057660Jy sigma=1.218706 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.329 mas, bmaj=2.638 mas, bpa=89.8 degrees ! Estimated noise=0.163808 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000259922 Jy ! Component: 100 - total flux cleaned = 0.000387341 Jy ! Component: 150 - total flux cleaned = 0.000455543 Jy ! Component: 200 - total flux cleaned = 0.000516357 Jy ! Total flux subtracted in 200 components = 0.000516357 Jy ! Clean residual min=-0.000639 max=0.000650 Jy/beam ! Clean residual mean=-0.000001 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.0647612 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 151 components and 0.0647612 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=0.057658Jy sigma=1.218658 ! Fit after self-cal, rms=0.057659Jy sigma=1.218649 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 = 0.000128441 Jy ! Component: 100 - total flux cleaned = 0.000178011 Jy ! Component: 150 - total flux cleaned = 0.000222638 Jy ! Component: 200 - total flux cleaned = 0.000263596 Jy ! Total flux subtracted in 200 components = 0.000263596 Jy ! Clean residual min=-0.000645 max=0.000649 Jy/beam ! Clean residual mean=-0.000001 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.0650247 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 162 components and 0.0650248 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=0.057658Jy sigma=1.218627 ! Fit after self-cal, rms=0.057659Jy sigma=1.218624 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=1.169 mas, bpa=-79.1 degrees ! Estimated noise=0.126826 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.026 x 1.169 at -79.1 degrees (North through East) ! Clean map min=-0.00055829 max=0.040499 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=0.7656 mas, bmaj=0.855 mas, bpa=-74.83 degrees ! Estimated noise=0.3054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0300364 Jy ! Component: 100 - total flux cleaned = 0.0375163 Jy ! Component: 150 - total flux cleaned = 0.0415597 Jy ! Component: 200 - total flux cleaned = 0.0444497 Jy ! Total flux subtracted in 200 components = 0.0444497 Jy ! Clean residual min=-0.002022 max=0.001932 Jy/beam ! Clean residual mean=-0.000002 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.0444496 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 0.0444496 Jy ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=1.169 mas, bpa=-79.1 degrees ! Estimated noise=0.126826 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 = 0.00386981 Jy ! Component: 100 - total flux cleaned = 0.00653367 Jy ! Component: 150 - total flux cleaned = 0.00854955 Jy ! Component: 200 - total flux cleaned = 0.0101627 Jy ! Total flux subtracted in 200 components = 0.0101627 Jy ! Clean residual min=-0.000765 max=0.001145 Jy/beam ! Clean residual mean=-0.000002 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0546123 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 41 components and 0.0546123 Jy ! Inverting map ! Added new window around map position (0.8, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00137707 Jy ! Component: 100 - total flux cleaned = 0.00255045 Jy ! Component: 150 - total flux cleaned = 0.00358795 Jy ! Component: 200 - total flux cleaned = 0.00451218 Jy ! Total flux subtracted in 200 components = 0.00451218 Jy ! Clean residual min=-0.000683 max=0.000728 Jy/beam ! Clean residual mean=-0.000001 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.0591245 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 61 components and 0.0591245 Jy ! Inverting map ! Added new window around map position (-0.8, -4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000852607 Jy ! Component: 100 - total flux cleaned = 0.00148013 Jy ! Component: 150 - total flux cleaned = 0.00205015 Jy ! Component: 200 - total flux cleaned = 0.00254464 Jy ! Total flux subtracted in 200 components = 0.00254464 Jy ! Clean residual min=-0.000644 max=0.000598 Jy/beam ! Clean residual mean=-0.000001 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0616691 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 78 components and 0.0616691 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=2.329 mas, bmaj=2.638 mas, bpa=89.8 degrees ! Estimated noise=0.163808 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000869145 Jy ! Component: 100 - total flux cleaned = 0.00149124 Jy ! Component: 150 - total flux cleaned = 0.00189266 Jy ! Component: 200 - total flux cleaned = 0.00220716 Jy ! Total flux subtracted in 200 components = 0.00220716 Jy ! Clean residual min=-0.000714 max=0.000585 Jy/beam ! Clean residual mean=-0.000001 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0638763 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 = 0.000214155 Jy ! Component: 100 - total flux cleaned = 0.000353681 Jy ! Component: 150 - total flux cleaned = 0.000479625 Jy ! Component: 200 - total flux cleaned = 0.000593697 Jy ! Total flux subtracted in 200 components = 0.000593697 Jy ! Clean residual min=-0.000676 max=0.000596 Jy/beam ! Clean residual mean=-0.000001 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.06447 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 143 components and 0.0644699 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=1.169 mas, bpa=-79.1 degrees ! Estimated noise=0.126826 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000102976 Jy ! Component: 100 - total flux cleaned = 0.000137644 Jy ! Component: 150 - total flux cleaned = 0.000139116 Jy ! Component: 200 - total flux cleaned = 0.00012545 Jy ! Total flux subtracted in 200 components = 0.00012545 Jy ! Clean residual min=-0.000571 max=0.000592 Jy/beam ! Clean residual mean=-0.000000 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.0645954 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 159 components and 0.0645954 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=0.057667Jy sigma=1.218792 ! Fit after self-cal, rms=0.057665Jy sigma=1.218737 wmodel J1257+7958_X_map.mod ! Writing 159 model components to file: J1257+7958_X_map.mod wobs J1257+7958_X_uvs.fits ! Writing UV FITS file: J1257+7958_X_uvs.fits wwins J1257+7958_X_map.win ! wwins: Wrote 10 windows to J1257+7958_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 = 0.000108918 Jy ! Component: 100 - total flux cleaned = 7.91884e-05 Jy ! Component: 150 - total flux cleaned = 6.93668e-05 Jy ! Component: 200 - total flux cleaned = 3.14235e-05 Jy ! Component: 250 - total flux cleaned = 3.15414e-05 Jy ! Component: 300 - total flux cleaned = -5.35203e-06 Jy ! Component: 350 - total flux cleaned = -4.16671e-05 Jy ! Component: 400 - total flux cleaned = -6.86105e-05 Jy ! Component: 450 - total flux cleaned = -5.98252e-05 Jy ! Component: 500 - total flux cleaned = -0.000103611 Jy ! Component: 550 - total flux cleaned = -7.7798e-05 Jy ! Component: 600 - total flux cleaned = -0.000112116 Jy ! Component: 650 - total flux cleaned = -0.000128961 Jy ! Component: 700 - total flux cleaned = -0.000137395 Jy ! Component: 750 - total flux cleaned = -0.000170615 Jy ! Component: 800 - total flux cleaned = -0.000170542 Jy ! Component: 850 - total flux cleaned = -0.000235824 Jy ! Component: 900 - total flux cleaned = -0.000243814 Jy ! Component: 950 - total flux cleaned = -0.000235814 Jy ! Component: 1000 - total flux cleaned = -0.000283587 Jy ! Component: 1050 - total flux cleaned = -0.000299315 Jy ! Component: 1100 - total flux cleaned = -0.000307215 Jy ! Component: 1150 - total flux cleaned = -0.000314981 Jy ! Component: 1200 - total flux cleaned = -0.000361512 Jy ! Component: 1250 - total flux cleaned = -0.000369185 Jy ! Component: 1300 - total flux cleaned = -0.000407364 Jy ! Component: 1350 - total flux cleaned = -0.000407454 Jy ! Component: 1400 - total flux cleaned = -0.000475327 Jy ! Component: 1450 - total flux cleaned = -0.000512717 Jy ! Component: 1500 - total flux cleaned = -0.000542508 Jy ! Component: 1550 - total flux cleaned = -0.000549898 Jy ! Component: 1600 - total flux cleaned = -0.000549845 Jy ! Component: 1650 - total flux cleaned = -0.000571824 Jy ! Component: 1700 - total flux cleaned = -0.000586351 Jy ! Component: 1750 - total flux cleaned = -0.000622477 Jy ! Component: 1800 - total flux cleaned = -0.000636867 Jy ! Component: 1850 - total flux cleaned = -0.000679751 Jy ! Component: 1900 - total flux cleaned = -0.000665489 Jy ! Component: 1950 - total flux cleaned = -0.000672625 Jy ! Component: 2000 - total flux cleaned = -0.000707765 Jy ! Component: 2050 - total flux cleaned = -0.000721773 Jy ! Component: 2100 - total flux cleaned = -0.000749618 Jy ! Component: 2150 - total flux cleaned = -0.000763461 Jy ! Component: 2200 - total flux cleaned = -0.000763592 Jy ! Component: 2250 - total flux cleaned = -0.000791037 Jy ! Component: 2300 - total flux cleaned = -0.000777435 Jy ! Component: 2350 - total flux cleaned = -0.000784226 Jy ! Component: 2400 - total flux cleaned = -0.000791005 Jy ! Component: 2450 - total flux cleaned = -0.000831356 Jy ! Component: 2500 - total flux cleaned = -0.000838026 Jy ! Component: 2550 - total flux cleaned = -0.000797984 Jy ! Component: 2600 - total flux cleaned = -0.000817914 Jy ! Component: 2650 - total flux cleaned = -0.00079805 Jy ! Component: 2700 - total flux cleaned = -0.000817729 Jy ! Component: 2750 - total flux cleaned = -0.000863597 Jy ! Component: 2800 - total flux cleaned = -0.000850503 Jy ! Component: 2850 - total flux cleaned = -0.000844006 Jy ! Component: 2900 - total flux cleaned = -0.000869855 Jy ! Component: 2950 - total flux cleaned = -0.000882749 Jy ! Component: 3000 - total flux cleaned = -0.000882706 Jy ! Component: 3050 - total flux cleaned = -0.000901931 Jy ! Component: 3100 - total flux cleaned = -0.000901926 Jy ! Component: 3150 - total flux cleaned = -0.000876627 Jy ! Component: 3200 - total flux cleaned = -0.000883017 Jy ! Component: 3250 - total flux cleaned = -0.000883039 Jy ! Component: 3300 - total flux cleaned = -0.000908096 Jy ! Component: 3350 - total flux cleaned = -0.000914347 Jy ! Component: 3400 - total flux cleaned = -0.000926763 Jy ! Component: 3450 - total flux cleaned = -0.000920599 Jy ! Component: 3500 - total flux cleaned = -0.000926761 Jy ! Component: 3550 - total flux cleaned = -0.000920613 Jy ! Component: 3600 - total flux cleaned = -0.000951244 Jy ! Component: 3650 - total flux cleaned = -0.000963459 Jy ! Component: 3700 - total flux cleaned = -0.000969532 Jy ! Component: 3750 - total flux cleaned = -0.000993737 Jy ! Component: 3800 - total flux cleaned = -0.000999771 Jy ! Component: 3850 - total flux cleaned = -0.00101181 Jy ! Component: 3900 - total flux cleaned = -0.00101778 Jy ! Component: 3950 - total flux cleaned = -0.00101185 Jy ! Component: 4000 - total flux cleaned = -0.00102973 Jy ! Component: 4050 - total flux cleaned = -0.00105348 Jy ! Total flux subtracted in 4096 components = -0.00105942 Jy ! Clean residual min=-0.000412 max=0.000338 Jy/beam ! Clean residual mean=-0.000001 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.063536 Jy keep ! Adding 342 model components to the UV plane model. ! The established model now contains 501 components and 0.063536 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1257+7958_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.026 x 1.169 at -79.1 degrees (North through East) ! Clean map min=-0.00044754 max=0.040398 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1257+7958_X_map.fits wmodel /vlbi/uf001/uva//J1257+7958_X_map.mod ! Writing 501 model components to file: /vlbi/uf001/uva//J1257+7958_X_map.mod wobs /vlbi/uf001/uva//J1257+7958_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1257+7958_X_uvs.fits wwins /vlbi/uf001/uva//J1257+7958_X_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J1257+7958_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0403981 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.98493e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.741491 0.741491 1.48298 2.96596 5.93193 11.8639 23.7277 47.4554 94.9109 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.04 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 404.59 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1257+7958_X_dfm.log closed on Mon Jan 14 02:07:31 2019