! Started logfile: /vlbi/uf001/uva//J2252-2047_X_dfm.log on Mon Jan 14 06:26:35 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//J2252-2047_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2252-2047_X_uva.fits ! AN table 1: 38 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.979532 visibilities/baseline/integration-bin. ! Found source: J2252-2047 ! ! 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 20100 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 J2252-2047_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 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 33 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007273Jy sigma=22.607632 ! Fit after self-cal, rms=0.870997Jy sigma=19.505689 ! 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=0.6115 mas, bmaj=1.662 mas, bpa=-4.88 degrees ! Estimated noise=0.423313 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 = 0.0976558 Jy ! Component: 100 - total flux cleaned = 0.119658 Jy ! Total flux subtracted in 100 components = 0.119658 Jy ! Clean residual min=-0.004551 max=0.007999 Jy/beam ! Clean residual mean=-0.000014 rms=0.001047 Jy/beam ! Combined flux in latest and established models = 0.119658 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.119658 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=0.066171Jy sigma=1.382372 ! Fit after self-cal, rms=0.066115Jy sigma=1.381804 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0086546 Jy ! Component: 100 - total flux cleaned = 0.0133018 Jy ! Total flux subtracted in 100 components = 0.0133018 Jy ! Clean residual min=-0.004133 max=0.005662 Jy/beam ! Clean residual mean=-0.000009 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 0.13296 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 0.13296 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=0.064254Jy sigma=1.330396 ! Fit after self-cal, rms=0.064256Jy sigma=1.330313 ! Inverting map ! Added new window around map position (-1.6, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00491421 Jy ! Component: 100 - total flux cleaned = 0.00754144 Jy ! Total flux subtracted in 100 components = 0.00754144 Jy ! Clean residual min=-0.004307 max=0.004648 Jy/beam ! Clean residual mean=-0.000006 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 0.140502 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 18 components and 0.140502 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=0.063722Jy sigma=1.314487 ! Fit after self-cal, rms=0.063687Jy sigma=1.313565 ! 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=0.7981 mas, bmaj=2.05 mas, bpa=-4.494 degrees ! Estimated noise=0.237378 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 = 0.00446736 Jy ! Component: 100 - total flux cleaned = 0.00708436 Jy ! Component: 150 - total flux cleaned = 0.00873867 Jy ! Component: 200 - total flux cleaned = 0.00979609 Jy ! Total flux subtracted in 200 components = 0.00979609 Jy ! Clean residual min=-0.003941 max=0.004646 Jy/beam ! Clean residual mean=-0.000013 rms=0.000869 Jy/beam ! Combined flux in latest and established models = 0.150298 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 32 components and 0.150298 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=0.063414Jy sigma=1.304551 ! Fit after self-cal, rms=0.063408Jy sigma=1.304068 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7981 x 2.05 at -4.494 degrees (North through East) ! Clean map min=-0.0036691 max=0.12925 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 1.11 KP 1.03 ! LA 0.96 MK 1.00 NL 1.09 OV 0.91 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 1.02 KP 1.03 ! LA 0.97 MK 0.95 NL 1.06 OV 0.92 ! PT 0.94 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HN 1.06 KP 1.03 ! LA 0.98 MK 1.00 NL 1.09 OV 0.94 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.05 KP 0.99 ! LA 0.98 MK 1.01 NL 1.06 OV 0.92 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.07 KP 0.99 ! LA 0.99 MK 1.01 NL 1.08 OV 0.90 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.07 KP 1.00 ! LA 0.98 MK 1.01 NL 1.10 OV 0.88 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 1.04 KP 1.00 ! LA 1.00 MK 0.99 NL 1.09 OV 0.94 ! PT 0.90 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 1.07 KP 0.99 ! LA 1.01 MK 1.02 NL 1.10 OV 0.91 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 1.02 KP 1.01 ! LA 1.00 MK 1.03 NL 1.07 OV 0.91 ! PT 0.96 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 1.08 KP 1.03 ! LA 0.98 MK 1.02 NL 1.11 OV 0.91 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 1.06 KP 0.99 ! LA 0.99 MK 0.97 NL 1.12 OV 0.91 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 1.05 KP 0.97 ! LA 1.02 MK 1.01 NL 1.06 OV 0.90 ! PT 0.98 SC 0.97 ! ! ! Fit before self-cal, rms=0.063408Jy sigma=1.304068 ! Fit after self-cal, rms=0.063856Jy sigma=1.281572 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8005 mas, bmaj=2.059 mas, bpa=-4.28 degrees ! Estimated noise=0.238125 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-3.2, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00384094 Jy ! Component: 100 - total flux cleaned = 0.00426178 Jy ! Component: 150 - total flux cleaned = 0.00460468 Jy ! Component: 200 - total flux cleaned = 0.00498437 Jy ! Total flux subtracted in 200 components = 0.00498437 Jy ! Clean residual min=-0.001599 max=0.001952 Jy/beam ! Clean residual mean=-0.000004 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.155282 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 61 components and 0.155282 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=0.063580Jy sigma=1.275623 ! Fit after self-cal, rms=0.063626Jy sigma=1.275158 ! 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=0.063626Jy sigma=1.275158 ! Fit after self-cal, rms=0.063574Jy sigma=1.274836 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8015 mas, bmaj=2.06 mas, bpa=-4.193 degrees ! Estimated noise=0.237357 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000384986 Jy ! Component: 100 - total flux cleaned = -0.000197062 Jy ! Component: 150 - total flux cleaned = -1.50699e-06 Jy ! Component: 200 - total flux cleaned = 0.000141951 Jy ! Total flux subtracted in 200 components = 0.000141951 Jy ! Clean residual min=-0.001450 max=0.001629 Jy/beam ! Clean residual mean=-0.000003 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.155424 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 78 components and 0.155424 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=0.063523Jy sigma=1.273813 ! Fit after self-cal, rms=0.063525Jy sigma=1.273729 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 (-3.4, 26). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105158 Jy ! Component: 100 - total flux cleaned = 0.00101253 Jy ! Component: 150 - total flux cleaned = 0.00113004 Jy ! Component: 200 - total flux cleaned = 0.00128548 Jy ! Total flux subtracted in 200 components = 0.00128548 Jy ! Clean residual min=-0.001325 max=0.001548 Jy/beam ! Clean residual mean=-0.000004 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.15671 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 97 components and 0.15671 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=0.063482Jy sigma=1.272661 ! Fit after self-cal, rms=0.063480Jy sigma=1.272623 ! Inverting map ! Added new window around map position (-31.6, -19.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133749 Jy ! Component: 100 - total flux cleaned = 0.00164809 Jy ! Component: 150 - total flux cleaned = 0.00176748 Jy ! Component: 200 - total flux cleaned = 0.00183302 Jy ! Total flux subtracted in 200 components = 0.00183302 Jy ! Clean residual min=-0.001310 max=0.001423 Jy/beam ! Clean residual mean=-0.000003 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.158543 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 119 components and 0.158543 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=0.063445Jy sigma=1.271862 ! Fit after self-cal, rms=0.063442Jy sigma=1.271800 ! 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=0.063442Jy sigma=1.271800 ! Fit after self-cal, rms=0.063697Jy sigma=1.268340 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8022 mas, bmaj=2.057 mas, bpa=-4.145 degrees ! Estimated noise=0.237211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00039226 Jy ! Component: 100 - total flux cleaned = -0.000319923 Jy ! Component: 150 - total flux cleaned = -0.000275199 Jy ! Component: 200 - total flux cleaned = -0.000255087 Jy ! Total flux subtracted in 200 components = -0.000255087 Jy ! Clean residual min=-0.001202 max=0.001203 Jy/beam ! Clean residual mean=-0.000002 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.158287 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 125 components and 0.158287 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=0.063674Jy sigma=1.268003 ! Fit after self-cal, rms=0.063685Jy sigma=1.267947 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 = -7.9415e-05 Jy ! Component: 100 - total flux cleaned = -6.19449e-05 Jy ! Component: 150 - total flux cleaned = -2.96755e-05 Jy ! Component: 200 - total flux cleaned = -1.43555e-05 Jy ! Total flux subtracted in 200 components = -1.43555e-05 Jy ! Clean residual min=-0.001193 max=0.001203 Jy/beam ! Clean residual mean=-0.000002 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.158273 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 135 components and 0.158273 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=0.063675Jy sigma=1.267799 ! Fit after self-cal, rms=0.063674Jy sigma=1.267795 ! Inverting map ! Added new window around map position (-10.8, -14.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000967543 Jy ! Component: 100 - total flux cleaned = 0.000988163 Jy ! Component: 150 - total flux cleaned = 0.00104507 Jy ! Component: 200 - total flux cleaned = 0.00109745 Jy ! Total flux subtracted in 200 components = 0.00109745 Jy ! Clean residual min=-0.001210 max=0.001107 Jy/beam ! Clean residual mean=-0.000002 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.159371 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 151 components and 0.159371 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=0.063650Jy sigma=1.267365 ! Fit after self-cal, rms=0.063648Jy sigma=1.267348 ! 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=0.063648Jy sigma=1.267348 ! Fit after self-cal, rms=0.063665Jy sigma=1.267236 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.189 mas, bmaj=4.801 mas, bpa=0.9857 degrees ! Estimated noise=0.303319 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000253179 Jy ! Component: 100 - total flux cleaned = -0.000195921 Jy ! Component: 150 - total flux cleaned = -0.000130165 Jy ! Component: 200 - total flux cleaned = -7.23266e-05 Jy ! Total flux subtracted in 200 components = -7.23266e-05 Jy ! Clean residual min=-0.001387 max=0.001035 Jy/beam ! Clean residual mean=-0.000003 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.159298 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 166 components and 0.159298 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=0.063661Jy sigma=1.267205 ! Fit after self-cal, rms=0.063662Jy sigma=1.267196 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 = -1.15312e-05 Jy ! Component: 100 - total flux cleaned = 3.84359e-05 Jy ! Component: 150 - total flux cleaned = 7.28193e-05 Jy ! Component: 200 - total flux cleaned = 0.000115502 Jy ! Total flux subtracted in 200 components = 0.000115502 Jy ! Clean residual min=-0.001370 max=0.001010 Jy/beam ! Clean residual mean=-0.000003 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.159414 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 173 components and 0.159414 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=0.063662Jy sigma=1.267200 ! Fit after self-cal, rms=0.063661Jy sigma=1.267196 ! 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=0.8022 mas, bmaj=2.056 mas, bpa=-4.135 degrees ! Estimated noise=0.237032 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8022 x 2.056 at -4.135 degrees (North through East) ! Clean map min=-0.0010979 max=0.12995 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=0.6133 mas, bmaj=1.659 mas, bpa=-4.433 degrees ! Estimated noise=0.427133 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0984737 Jy ! Component: 100 - total flux cleaned = 0.120959 Jy ! Component: 150 - total flux cleaned = 0.129769 Jy ! Component: 200 - total flux cleaned = 0.134483 Jy ! Total flux subtracted in 200 components = 0.134483 Jy ! Clean residual min=-0.002866 max=0.004054 Jy/beam ! Clean residual mean=-0.000006 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.134483 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.134483 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8022 mas, bmaj=2.056 mas, bpa=-4.135 degrees ! Estimated noise=0.237032 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) ! Added new window around map position (-0.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00604242 Jy ! Component: 100 - total flux cleaned = 0.00988357 Jy ! Component: 150 - total flux cleaned = 0.0126914 Jy ! Component: 200 - total flux cleaned = 0.0148504 Jy ! Total flux subtracted in 200 components = 0.0148504 Jy ! Clean residual min=-0.001420 max=0.001692 Jy/beam ! Clean residual mean=-0.000006 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.149333 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 37 components and 0.149333 Jy ! Inverting map ! Added new window around map position (5, -14.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00187408 Jy ! Component: 100 - total flux cleaned = 0.0033492 Jy ! Component: 150 - total flux cleaned = 0.00460303 Jy ! Component: 200 - total flux cleaned = 0.00568636 Jy ! Total flux subtracted in 200 components = 0.00568636 Jy ! Clean residual min=-0.001238 max=0.001167 Jy/beam ! Clean residual mean=-0.000004 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.155019 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 59 components and 0.155019 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=2.189 mas, bmaj=4.801 mas, bpa=0.9857 degrees ! Estimated noise=0.303319 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131588 Jy ! Component: 100 - total flux cleaned = 0.00229384 Jy ! Component: 150 - total flux cleaned = 0.00295814 Jy ! Component: 200 - total flux cleaned = 0.00342888 Jy ! Total flux subtracted in 200 components = 0.00342888 Jy ! Clean residual min=-0.001385 max=0.001078 Jy/beam ! Clean residual mean=-0.000005 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.158448 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 = 0.000335348 Jy ! Component: 100 - total flux cleaned = 0.000531747 Jy ! Component: 150 - total flux cleaned = 0.000691247 Jy ! Component: 200 - total flux cleaned = 0.000804681 Jy ! Total flux subtracted in 200 components = 0.000804681 Jy ! Clean residual min=-0.001333 max=0.001044 Jy/beam ! Clean residual mean=-0.000004 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.159253 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 105 components and 0.159253 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8022 mas, bmaj=2.056 mas, bpa=-4.135 degrees ! Estimated noise=0.237032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.73511e-05 Jy ! Component: 100 - total flux cleaned = 0.000125869 Jy ! Component: 150 - total flux cleaned = 0.000259092 Jy ! Component: 200 - total flux cleaned = 0.000320818 Jy ! Total flux subtracted in 200 components = 0.000320818 Jy ! Clean residual min=-0.001152 max=0.001078 Jy/beam ! Clean residual mean=-0.000002 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.159574 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 132 components and 0.159574 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=0.063656Jy sigma=1.267014 ! Fit after self-cal, rms=0.063650Jy sigma=1.266900 wmodel J2252-2047_X_map.mod ! Writing 132 model components to file: J2252-2047_X_map.mod wobs J2252-2047_X_uvs.fits ! Writing UV FITS file: J2252-2047_X_uvs.fits wwins J2252-2047_X_map.win ! wwins: Wrote 8 windows to J2252-2047_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 = -0.000124331 Jy ! Component: 100 - total flux cleaned = -0.000105437 Jy ! Component: 150 - total flux cleaned = -0.000104906 Jy ! Component: 200 - total flux cleaned = -0.000189813 Jy ! Component: 250 - total flux cleaned = -0.000272625 Jy ! Component: 300 - total flux cleaned = -0.000289244 Jy ! Component: 350 - total flux cleaned = -0.000352854 Jy ! Component: 400 - total flux cleaned = -0.000414893 Jy ! Component: 450 - total flux cleaned = -0.000429936 Jy ! Component: 500 - total flux cleaned = -0.000444802 Jy ! Component: 550 - total flux cleaned = -0.000489277 Jy ! Component: 600 - total flux cleaned = -0.000576192 Jy ! Component: 650 - total flux cleaned = -0.000618543 Jy ! Component: 700 - total flux cleaned = -0.000590411 Jy ! Component: 750 - total flux cleaned = -0.000646161 Jy ! Component: 800 - total flux cleaned = -0.00065982 Jy ! Component: 850 - total flux cleaned = -0.000659868 Jy ! Component: 900 - total flux cleaned = -0.00065998 Jy ! Component: 950 - total flux cleaned = -0.000620249 Jy ! Component: 1000 - total flux cleaned = -0.000672927 Jy ! Component: 1050 - total flux cleaned = -0.00066023 Jy ! Component: 1100 - total flux cleaned = -0.000685857 Jy ! Component: 1150 - total flux cleaned = -0.000724039 Jy ! Component: 1200 - total flux cleaned = -0.000736611 Jy ! Component: 1250 - total flux cleaned = -0.000798768 Jy ! Component: 1300 - total flux cleaned = -0.00083553 Jy ! Component: 1350 - total flux cleaned = -0.000872129 Jy ! Component: 1400 - total flux cleaned = -0.00088421 Jy ! Component: 1450 - total flux cleaned = -0.000920212 Jy ! Component: 1500 - total flux cleaned = -0.000955792 Jy ! Component: 1550 - total flux cleaned = -0.000979329 Jy ! Component: 1600 - total flux cleaned = -0.000991029 Jy ! Component: 1650 - total flux cleaned = -0.0010143 Jy ! Component: 1700 - total flux cleaned = -0.00106034 Jy ! Component: 1750 - total flux cleaned = -0.00104913 Jy ! Component: 1800 - total flux cleaned = -0.00109424 Jy ! Component: 1850 - total flux cleaned = -0.00111659 Jy ! Component: 1900 - total flux cleaned = -0.00114992 Jy ! Component: 1950 - total flux cleaned = -0.00121593 Jy ! Component: 2000 - total flux cleaned = -0.00123777 Jy ! Component: 2050 - total flux cleaned = -0.00123775 Jy ! Component: 2100 - total flux cleaned = -0.00130232 Jy ! Component: 2150 - total flux cleaned = -0.00133442 Jy ! Component: 2200 - total flux cleaned = -0.00135571 Jy ! Component: 2250 - total flux cleaned = -0.00139781 Jy ! Component: 2300 - total flux cleaned = -0.00140842 Jy ! Component: 2350 - total flux cleaned = -0.0014708 Jy ! Component: 2400 - total flux cleaned = -0.00149149 Jy ! Component: 2450 - total flux cleaned = -0.00152225 Jy ! Component: 2500 - total flux cleaned = -0.00156294 Jy ! Component: 2550 - total flux cleaned = -0.00157311 Jy ! Component: 2600 - total flux cleaned = -0.00160331 Jy ! Component: 2650 - total flux cleaned = -0.00166315 Jy ! Component: 2700 - total flux cleaned = -0.00163335 Jy ! Component: 2750 - total flux cleaned = -0.00172187 Jy ! Component: 2800 - total flux cleaned = -0.00173161 Jy ! Component: 2850 - total flux cleaned = -0.00173162 Jy ! Component: 2900 - total flux cleaned = -0.00171228 Jy ! Component: 2950 - total flux cleaned = -0.00174107 Jy ! Component: 3000 - total flux cleaned = -0.00176017 Jy ! Component: 3050 - total flux cleaned = -0.00179815 Jy ! Component: 3100 - total flux cleaned = -0.00179812 Jy ! Component: 3150 - total flux cleaned = -0.00182616 Jy ! Component: 3200 - total flux cleaned = -0.00183554 Jy ! Component: 3250 - total flux cleaned = -0.00184484 Jy ! Component: 3300 - total flux cleaned = -0.00183569 Jy ! Component: 3350 - total flux cleaned = -0.00188149 Jy ! Component: 3400 - total flux cleaned = -0.0019271 Jy ! Component: 3450 - total flux cleaned = -0.00191807 Jy ! Component: 3500 - total flux cleaned = -0.00192705 Jy ! Component: 3550 - total flux cleaned = -0.00191806 Jy ! Component: 3600 - total flux cleaned = -0.00191813 Jy ! Component: 3650 - total flux cleaned = -0.00194471 Jy ! Component: 3700 - total flux cleaned = -0.00194478 Jy ! Component: 3750 - total flux cleaned = -0.00195357 Jy ! Component: 3800 - total flux cleaned = -0.00196226 Jy ! Component: 3850 - total flux cleaned = -0.00196231 Jy ! Component: 3900 - total flux cleaned = -0.00199687 Jy ! Component: 3950 - total flux cleaned = -0.00203127 Jy ! Component: 4000 - total flux cleaned = -0.0020057 Jy ! Component: 4050 - total flux cleaned = -0.00203972 Jy ! Total flux subtracted in 4096 components = -0.00203975 Jy ! Clean residual min=-0.000444 max=0.000502 Jy/beam ! Clean residual mean=-0.000001 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.157534 Jy keep ! Adding 304 model components to the UV plane model. ! The established model now contains 436 components and 0.157534 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2252-2047_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8022 x 2.056 at -4.135 degrees (North through East) ! Clean map min=-0.00078261 max=0.13076 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2252-2047_X_map.fits wmodel /vlbi/uf001/uva//J2252-2047_X_map.mod ! Writing 436 model components to file: /vlbi/uf001/uva//J2252-2047_X_map.mod wobs /vlbi/uf001/uva//J2252-2047_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2252-2047_X_uvs.fits wwins /vlbi/uf001/uva//J2252-2047_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J2252-2047_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.130756 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000144132 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.330689 0.330689 0.661379 1.32276 2.64551 5.29103 10.5821 21.1641 42.3282 84.6565 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.13 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 907.195 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2252-2047_X_dfm.log closed on Mon Jan 14 06:26:41 2019