! Started logfile: /vlbi/uf001/uva//J0026+3508_X_dfm.log on Sun Jan 13 20:34:29 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//J0026+3508_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0026+3508_X_uva.fits ! AN table 1: 110 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.809091 visibilities/baseline/integration-bin. ! Found source: J0026+3508 ! ! 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 48060 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 J0026+3508_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 128 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 128 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 128 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 128 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 128 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 128 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 128 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 128 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 128 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 128 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 128 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 128 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001323Jy sigma=22.854416 ! Fit after self-cal, rms=0.973824Jy sigma=22.247361 ! 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=0.845 mas, bmaj=1.83 mas, bpa=22.11 degrees ! Estimated noise=0.326619 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 = 0.0210214 Jy ! Component: 100 - total flux cleaned = 0.0252156 Jy ! Total flux subtracted in 100 components = 0.0252156 Jy ! Clean residual min=-0.002769 max=0.002907 Jy/beam ! Clean residual mean=0.000003 rms=0.000620 Jy/beam ! Combined flux in latest and established models = 0.0252156 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0252156 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=0.059405Jy sigma=1.253682 ! Fit after self-cal, rms=0.057839Jy sigma=1.216512 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00427243 Jy ! Component: 100 - total flux cleaned = 0.00492199 Jy ! Total flux subtracted in 100 components = 0.00492199 Jy ! Clean residual min=-0.002644 max=0.002630 Jy/beam ! Clean residual mean=0.000003 rms=0.000606 Jy/beam ! Combined flux in latest and established models = 0.0301376 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.0301376 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=0.057481Jy sigma=1.209651 ! Fit after self-cal, rms=0.057450Jy sigma=1.209041 ! 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=1.113 mas, bmaj=2.024 mas, bpa=19 degrees ! Estimated noise=0.145259 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 = 0.00159986 Jy ! Component: 100 - total flux cleaned = 0.00243882 Jy ! Component: 150 - total flux cleaned = 0.00261972 Jy ! Component: 200 - total flux cleaned = 0.00265664 Jy ! Total flux subtracted in 200 components = 0.00265664 Jy ! Clean residual min=-0.002259 max=0.002413 Jy/beam ! Clean residual mean=0.000005 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.0327943 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.0327943 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=0.057400Jy sigma=1.208054 ! Fit after self-cal, rms=0.057395Jy sigma=1.207702 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.113 x 2.024 at 19 degrees (North through East) ! Clean map min=-0.0022077 max=0.030471 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.34 FD 1.09 HN 0.94 KP 1.05 ! LA 0.95 MK 1.20 NL 1.13 OV 1.03 ! PT 0.83 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.14 HN 0.86 KP 1.07 ! LA 0.97 MK 1.15 NL 1.19 OV 1.08 ! PT 0.84 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.30 FD 1.11 HN 0.82 KP 1.05 ! LA 0.96 MK 1.31 NL 1.20 OV 1.07 ! PT 0.90 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 1.29 HN 0.80 KP 1.02 ! LA 0.93 MK 1.05 NL 1.18 OV 1.13 ! PT 0.84 SC 1.13 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.14 HN 0.83 KP 1.19 ! LA 0.96 MK 1.01 NL 1.17 OV 0.95 ! PT 0.85 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.36 FD 1.12 HN 0.79 KP 1.21 ! LA 0.94 MK 1.12 NL 1.05 OV 1.05 ! PT 0.87 SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.14 HN 0.81 KP 1.09 ! LA 0.94 MK 1.08 NL 1.08 OV 0.97 ! PT 0.83 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.02 HN 0.70 KP 1.30 ! LA 0.95 MK 0.97 NL 1.10 OV 1.07 ! PT 0.93 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.95 HN 0.74 KP 1.15 ! LA 0.96 MK 0.98 NL 1.12 OV 0.95 ! PT 0.89 SC 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.05 HN 0.75 KP 1.07 ! LA 0.90 MK 0.99 NL 1.12 OV 1.00 ! PT 0.82 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.70 KP 1.08 ! LA 0.94 MK 1.03 NL 1.04 OV 0.94 ! PT 0.85 SC 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 0.68 KP 1.00 ! LA 1.02 MK 0.84 NL 1.01 OV 0.95 ! PT 0.83 SC 0.96 ! ! ! Fit before self-cal, rms=0.057395Jy sigma=1.207702 ! Fit after self-cal, rms=0.055865Jy sigma=1.200203 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.111 mas, bmaj=1.969 mas, bpa=17.21 degrees ! Estimated noise=0.144985 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 = 0.000814792 Jy ! Component: 100 - total flux cleaned = 0.00111625 Jy ! Component: 150 - total flux cleaned = 0.00121474 Jy ! Component: 200 - total flux cleaned = 0.00128754 Jy ! Total flux subtracted in 200 components = 0.00128754 Jy ! Clean residual min=-0.001847 max=0.002054 Jy/beam ! Clean residual mean=0.000007 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.0340818 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 30 components and 0.0340818 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=0.055855Jy sigma=1.199841 ! Fit after self-cal, rms=0.055980Jy sigma=1.196775 ! 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=0.055980Jy sigma=1.196775 ! Fit after self-cal, rms=0.058332Jy sigma=1.189665 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.106 mas, bmaj=1.947 mas, bpa=16.5 degrees ! Estimated noise=0.146043 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000693758 Jy ! Component: 100 - total flux cleaned = 0.000836501 Jy ! Component: 150 - total flux cleaned = 0.000901303 Jy ! Component: 200 - total flux cleaned = 0.000937023 Jy ! Total flux subtracted in 200 components = 0.000937023 Jy ! Clean residual min=-0.001264 max=0.002205 Jy/beam ! Clean residual mean=0.000002 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.0350188 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 34 components and 0.0350188 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=0.058327Jy sigma=1.189300 ! Fit after self-cal, rms=0.058633Jy sigma=1.186821 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 (5.8, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00183079 Jy ! Component: 100 - total flux cleaned = 0.00281338 Jy ! Component: 150 - total flux cleaned = 0.00348698 Jy ! Component: 200 - total flux cleaned = 0.00398101 Jy ! Total flux subtracted in 200 components = 0.00398101 Jy ! Clean residual min=-0.001203 max=0.001510 Jy/beam ! Clean residual mean=0.000002 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.0389998 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 52 components and 0.0389998 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=0.058582Jy sigma=1.184742 ! Fit after self-cal, rms=0.058527Jy sigma=1.183982 ! Inverting map ! Added new window around map position (-3.2, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00157689 Jy ! Component: 100 - total flux cleaned = 0.00218497 Jy ! Component: 150 - total flux cleaned = 0.00245603 Jy ! Component: 200 - total flux cleaned = 0.00267781 Jy ! Total flux subtracted in 200 components = 0.00267781 Jy ! Clean residual min=-0.001112 max=0.001217 Jy/beam ! Clean residual mean=0.000001 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0416777 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 70 components and 0.0416777 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=0.058479Jy sigma=1.182671 ! Fit after self-cal, rms=0.058419Jy sigma=1.181998 ! Inverting map ! Added new window around map position (3.6, -7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00136355 Jy ! Component: 100 - total flux cleaned = 0.00229779 Jy ! Component: 150 - total flux cleaned = 0.00278864 Jy ! Component: 200 - total flux cleaned = 0.0031198 Jy ! Total flux subtracted in 200 components = 0.0031198 Jy ! Clean residual min=-0.001004 max=0.001020 Jy/beam ! Clean residual mean=0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0447975 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 90 components and 0.0447974 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=0.058375Jy sigma=1.180925 ! Fit after self-cal, rms=0.058329Jy sigma=1.180589 ! Inverting map ! Added new window around map position (-13.8, -28.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119621 Jy ! Component: 100 - total flux cleaned = 0.00198258 Jy ! Component: 150 - total flux cleaned = 0.00236703 Jy ! Component: 200 - total flux cleaned = 0.00254509 Jy ! Total flux subtracted in 200 components = 0.00254509 Jy ! Clean residual min=-0.000969 max=0.000975 Jy/beam ! Clean residual mean=0.000001 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0473425 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 102 components and 0.0473425 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=0.058293Jy sigma=1.179839 ! Fit after self-cal, rms=0.058241Jy sigma=1.179484 ! 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=0.058241Jy sigma=1.179484 ! Fit after self-cal, rms=0.057739Jy sigma=1.178131 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.101 mas, bmaj=1.932 mas, bpa=15.66 degrees ! Estimated noise=0.144809 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000925085 Jy ! Component: 100 - total flux cleaned = 0.00161446 Jy ! Component: 150 - total flux cleaned = 0.0021164 Jy ! Component: 200 - total flux cleaned = 0.00242996 Jy ! Total flux subtracted in 200 components = 0.00242996 Jy ! Clean residual min=-0.000930 max=0.000879 Jy/beam ! Clean residual mean=0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0497725 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 115 components and 0.0497725 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=0.057719Jy sigma=1.177478 ! Fit after self-cal, rms=0.057710Jy sigma=1.176910 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 = 0.00073723 Jy ! Component: 100 - total flux cleaned = 0.00118133 Jy ! Component: 150 - total flux cleaned = 0.00136715 Jy ! Component: 200 - total flux cleaned = 0.00143307 Jy ! Total flux subtracted in 200 components = 0.00143307 Jy ! Clean residual min=-0.000872 max=0.000879 Jy/beam ! Clean residual mean=0.000000 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0512056 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 121 components and 0.0512056 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=0.057695Jy sigma=1.176543 ! Fit after self-cal, rms=0.057676Jy sigma=1.176421 ! 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=0.057676Jy sigma=1.176421 ! Fit after self-cal, rms=0.057807Jy sigma=1.176140 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.125 mas, bmaj=2.585 mas, bpa=-6.764 degrees ! Estimated noise=0.176156 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000675272 Jy ! Component: 100 - total flux cleaned = 0.000987798 Jy ! Component: 150 - total flux cleaned = 0.00121705 Jy ! Component: 200 - total flux cleaned = 0.00141597 Jy ! Total flux subtracted in 200 components = 0.00141597 Jy ! Clean residual min=-0.001177 max=0.001013 Jy/beam ! Clean residual mean=0.000002 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0526215 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 139 components and 0.0526215 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=0.057799Jy sigma=1.175896 ! Fit after self-cal, rms=0.057810Jy sigma=1.175705 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 = 0.000284905 Jy ! Component: 100 - total flux cleaned = 0.000332761 Jy ! Component: 150 - total flux cleaned = 0.000403756 Jy ! Component: 200 - total flux cleaned = 0.00044189 Jy ! Total flux subtracted in 200 components = 0.00044189 Jy ! Clean residual min=-0.001137 max=0.001040 Jy/beam ! Clean residual mean=0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.0530634 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 148 components and 0.0530634 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=0.057805Jy sigma=1.175565 ! Fit after self-cal, rms=0.057805Jy sigma=1.175528 ! 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=1.099 mas, bmaj=1.924 mas, bpa=15.35 degrees ! Estimated noise=0.144754 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.099 x 1.924 at 15.35 degrees (North through East) ! Clean map min=-0.00081111 max=0.03027 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=0.8396 mas, bmaj=1.728 mas, bpa=18.97 degrees ! Estimated noise=0.315834 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0226874 Jy ! Component: 100 - total flux cleaned = 0.0290704 Jy ! Component: 150 - total flux cleaned = 0.0330221 Jy ! Component: 200 - total flux cleaned = 0.0360654 Jy ! Total flux subtracted in 200 components = 0.0360654 Jy ! Clean residual min=-0.001880 max=0.002434 Jy/beam ! Clean residual mean=0.000002 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.0360654 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 0.0360654 Jy ! Inverting map and beam ! Estimated beam: bmin=1.099 mas, bmaj=1.924 mas, bpa=15.35 degrees ! Estimated noise=0.144754 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 = 0.00315329 Jy ! Component: 100 - total flux cleaned = 0.00547784 Jy ! Component: 150 - total flux cleaned = 0.0074185 Jy ! Component: 200 - total flux cleaned = 0.00907648 Jy ! Total flux subtracted in 200 components = 0.00907648 Jy ! Clean residual min=-0.001203 max=0.001360 Jy/beam ! Clean residual mean=0.000001 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.0451419 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 44 components and 0.0451419 Jy ! Inverting map ! Added new window around map position (2, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152654 Jy ! Component: 100 - total flux cleaned = 0.00278549 Jy ! Component: 150 - total flux cleaned = 0.00383866 Jy ! Component: 200 - total flux cleaned = 0.0045374 Jy ! Total flux subtracted in 200 components = 0.0045374 Jy ! Clean residual min=-0.001036 max=0.000992 Jy/beam ! Clean residual mean=0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0496793 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 72 components and 0.0496793 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=2.125 mas, bmaj=2.585 mas, bpa=-6.764 degrees ! Estimated noise=0.176156 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000725495 Jy ! Component: 100 - total flux cleaned = 0.00133756 Jy ! Component: 150 - total flux cleaned = 0.00181118 Jy ! Component: 200 - total flux cleaned = 0.00218989 Jy ! Total flux subtracted in 200 components = 0.00218989 Jy ! Clean residual min=-0.001246 max=0.001057 Jy/beam ! Clean residual mean=0.000001 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.0518692 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 = 0.00032989 Jy ! Component: 100 - total flux cleaned = 0.000639124 Jy ! Component: 150 - total flux cleaned = 0.000852789 Jy ! Component: 200 - total flux cleaned = 0.00100803 Jy ! Total flux subtracted in 200 components = 0.00100803 Jy ! Clean residual min=-0.001196 max=0.001054 Jy/beam ! Clean residual mean=0.000001 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.0528772 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 131 components and 0.0528772 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.099 mas, bmaj=1.924 mas, bpa=15.35 degrees ! Estimated noise=0.144754 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000154478 Jy ! Component: 100 - total flux cleaned = 0.000266484 Jy ! Component: 150 - total flux cleaned = 0.000418799 Jy ! Component: 200 - total flux cleaned = 0.000512065 Jy ! Total flux subtracted in 200 components = 0.000512065 Jy ! Clean residual min=-0.000897 max=0.000810 Jy/beam ! Clean residual mean=0.000000 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0533892 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 154 components and 0.0533892 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=0.057796Jy sigma=1.175395 ! Fit after self-cal, rms=0.057779Jy sigma=1.175086 wmodel J0026+3508_X_map.mod ! Writing 154 model components to file: J0026+3508_X_map.mod wobs J0026+3508_X_uvs.fits ! Writing UV FITS file: J0026+3508_X_uvs.fits wwins J0026+3508_X_map.win ! wwins: Wrote 6 windows to J0026+3508_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 = -0.000192927 Jy ! Component: 100 - total flux cleaned = -0.000192679 Jy ! Component: 150 - total flux cleaned = -0.000164934 Jy ! Component: 200 - total flux cleaned = -0.0001654 Jy ! Component: 250 - total flux cleaned = -0.000126371 Jy ! Component: 300 - total flux cleaned = -0.000100939 Jy ! Component: 350 - total flux cleaned = -8.85034e-05 Jy ! Component: 400 - total flux cleaned = -8.89173e-05 Jy ! Component: 450 - total flux cleaned = -0.000100706 Jy ! Component: 500 - total flux cleaned = -7.75313e-05 Jy ! Component: 550 - total flux cleaned = -6.60863e-05 Jy ! Component: 600 - total flux cleaned = -4.35815e-05 Jy ! Component: 650 - total flux cleaned = 2.99412e-07 Jy ! Component: 700 - total flux cleaned = 1.13496e-05 Jy ! Component: 750 - total flux cleaned = 7.51939e-05 Jy ! Component: 800 - total flux cleaned = 8.57617e-05 Jy ! Component: 850 - total flux cleaned = 0.000127323 Jy ! Component: 900 - total flux cleaned = 0.000168133 Jy ! Component: 950 - total flux cleaned = 0.000218405 Jy ! Component: 1000 - total flux cleaned = 0.000267933 Jy ! Component: 1050 - total flux cleaned = 0.000316667 Jy ! Component: 1100 - total flux cleaned = 0.000345742 Jy ! Component: 1150 - total flux cleaned = 0.000402952 Jy ! Component: 1200 - total flux cleaned = 0.000440417 Jy ! Component: 1250 - total flux cleaned = 0.000449688 Jy ! Component: 1300 - total flux cleaned = 0.000459136 Jy ! Component: 1350 - total flux cleaned = 0.000486544 Jy ! Component: 1400 - total flux cleaned = 0.000495492 Jy ! Component: 1450 - total flux cleaned = 0.000477766 Jy ! Component: 1500 - total flux cleaned = 0.000530734 Jy ! Component: 1550 - total flux cleaned = 0.000565586 Jy ! Component: 1600 - total flux cleaned = 0.000574179 Jy ! Component: 1650 - total flux cleaned = 0.000599732 Jy ! Component: 1700 - total flux cleaned = 0.000616771 Jy ! Component: 1750 - total flux cleaned = 0.000608483 Jy ! Component: 1800 - total flux cleaned = 0.000658359 Jy ! Component: 1850 - total flux cleaned = 0.000674786 Jy ! Component: 1900 - total flux cleaned = 0.000699257 Jy ! Component: 1950 - total flux cleaned = 0.000723428 Jy ! Component: 2000 - total flux cleaned = 0.000699388 Jy ! Component: 2050 - total flux cleaned = 0.00071522 Jy ! Component: 2100 - total flux cleaned = 0.000754498 Jy ! Component: 2150 - total flux cleaned = 0.000762261 Jy ! Component: 2200 - total flux cleaned = 0.000800918 Jy ! Component: 2250 - total flux cleaned = 0.00077777 Jy ! Component: 2300 - total flux cleaned = 0.000823318 Jy ! Component: 2350 - total flux cleaned = 0.000830733 Jy ! Component: 2400 - total flux cleaned = 0.000830675 Jy ! Component: 2450 - total flux cleaned = 0.00083066 Jy ! Component: 2500 - total flux cleaned = 0.00087475 Jy ! Component: 2550 - total flux cleaned = 0.00088208 Jy ! Component: 2600 - total flux cleaned = 0.000925636 Jy ! Component: 2650 - total flux cleaned = 0.000975922 Jy ! Component: 2700 - total flux cleaned = 0.000968843 Jy ! Component: 2750 - total flux cleaned = 0.000997128 Jy ! Component: 2800 - total flux cleaned = 0.00103909 Jy ! Component: 2850 - total flux cleaned = 0.00105991 Jy ! Component: 2900 - total flux cleaned = 0.00108749 Jy ! Component: 2950 - total flux cleaned = 0.00108053 Jy ! Component: 3000 - total flux cleaned = 0.00109417 Jy ! Component: 3050 - total flux cleaned = 0.00112113 Jy ! Component: 3100 - total flux cleaned = 0.00116807 Jy ! Component: 3150 - total flux cleaned = 0.00116804 Jy ! Component: 3200 - total flux cleaned = 0.00117461 Jy ! Component: 3250 - total flux cleaned = 0.0012008 Jy ! Component: 3300 - total flux cleaned = 0.0012073 Jy ! Component: 3350 - total flux cleaned = 0.00120076 Jy ! Component: 3400 - total flux cleaned = 0.00125854 Jy ! Component: 3450 - total flux cleaned = 0.00124577 Jy ! Component: 3500 - total flux cleaned = 0.00125842 Jy ! Component: 3550 - total flux cleaned = 0.00127098 Jy ! Component: 3600 - total flux cleaned = 0.00128354 Jy ! Component: 3650 - total flux cleaned = 0.00126481 Jy ! Component: 3700 - total flux cleaned = 0.00127713 Jy ! Component: 3750 - total flux cleaned = 0.0013078 Jy ! Component: 3800 - total flux cleaned = 0.00130774 Jy ! Component: 3850 - total flux cleaned = 0.00130167 Jy ! Component: 3900 - total flux cleaned = 0.00130168 Jy ! Component: 3950 - total flux cleaned = 0.00131368 Jy ! Component: 4000 - total flux cleaned = 0.0012958 Jy ! Component: 4050 - total flux cleaned = 0.00133141 Jy ! Total flux subtracted in 4096 components = 0.00131371 Jy ! Clean residual min=-0.000314 max=0.000347 Jy/beam ! Clean residual mean=-0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.054703 Jy keep ! Adding 337 model components to the UV plane model. ! The established model now contains 491 components and 0.054703 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0026+3508_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.099 x 1.924 at 15.35 degrees (North through East) ! Clean map min=-0.00087722 max=0.029822 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0026+3508_X_map.fits wmodel /vlbi/uf001/uva//J0026+3508_X_map.mod ! Writing 491 model components to file: /vlbi/uf001/uva//J0026+3508_X_map.mod wobs /vlbi/uf001/uva//J0026+3508_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0026+3508_X_uvs.fits wwins /vlbi/uf001/uva//J0026+3508_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0026+3508_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0298218 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000105411 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.06041 1.06041 2.12082 4.24164 8.48328 16.9666 33.9331 67.8662 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.029 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 282.909 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0026+3508_X_dfm.log closed on Sun Jan 13 20:34:36 2019