! Started logfile: /vlbi/uf001/uvm//J1956-3225_X_a_dfm.log on Sun Jan 13 22:24:51 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/uvm//J1956-3225_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1956-3225_X_a_uvm.fits ! AN table 1: 38 integrations on 45 of 45 possible baselines. ! AN table 2: 19 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.986249 visibilities/baseline/integration-bin. ! Found source: J1956-3225 ! ! 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 24960 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 J1956-3225_X_a] 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 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.017738Jy sigma=18.610803 ! Fit after self-cal, rms=0.837389Jy sigma=15.089613 ! 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=0.5481 mas, bmaj=1.669 mas, bpa=-9.097 degrees ! Estimated noise=0.535227 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 = 0.116944 Jy ! Component: 100 - total flux cleaned = 0.158673 Jy ! Total flux subtracted in 100 components = 0.158673 Jy ! Clean residual min=-0.013764 max=0.023405 Jy/beam ! Clean residual mean=-0.000016 rms=0.002577 Jy/beam ! Combined flux in latest and established models = 0.158673 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.158673 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=0.101412Jy sigma=1.741881 ! Fit after self-cal, rms=0.101279Jy sigma=1.740351 ! Inverting map ! Added new window around map position (0.8, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0257395 Jy ! Component: 100 - total flux cleaned = 0.0416851 Jy ! Total flux subtracted in 100 components = 0.0416851 Jy ! Clean residual min=-0.010830 max=0.016931 Jy/beam ! Clean residual mean=-0.000011 rms=0.001879 Jy/beam ! Combined flux in latest and established models = 0.200358 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.200358 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=0.091979Jy sigma=1.511206 ! Fit after self-cal, rms=0.091699Jy sigma=1.503483 ! Inverting map ! Added new window around map position (-1, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0165955 Jy ! Component: 100 - total flux cleaned = 0.0275477 Jy ! Total flux subtracted in 100 components = 0.0275477 Jy ! Clean residual min=-0.010546 max=0.012719 Jy/beam ! Clean residual mean=-0.000008 rms=0.001517 Jy/beam ! Combined flux in latest and established models = 0.227905 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.227905 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=0.086980Jy sigma=1.399743 ! Fit after self-cal, rms=0.086685Jy sigma=1.394479 ! Inverting map ! Added new window around map position (1.2, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110278 Jy ! Component: 100 - total flux cleaned = 0.0182907 Jy ! Total flux subtracted in 100 components = 0.0182907 Jy ! Clean residual min=-0.008130 max=0.006560 Jy/beam ! Clean residual mean=-0.000006 rms=0.001277 Jy/beam ! Combined flux in latest and established models = 0.246196 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 26 components and 0.246196 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=0.084560Jy sigma=1.349288 ! Fit after self-cal, rms=0.084529Jy sigma=1.348397 ! 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=0.7112 mas, bmaj=1.96 mas, bpa=-8.323 degrees ! Estimated noise=0.286087 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 = 0.00976458 Jy ! Component: 100 - total flux cleaned = 0.0160993 Jy ! Component: 150 - total flux cleaned = 0.020777 Jy ! Component: 200 - total flux cleaned = 0.0243072 Jy ! Total flux subtracted in 200 components = 0.0243072 Jy ! Clean residual min=-0.006824 max=0.006616 Jy/beam ! Clean residual mean=-0.000013 rms=0.001588 Jy/beam ! Combined flux in latest and established models = 0.270503 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 48 components and 0.270503 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=0.083238Jy sigma=1.318610 ! Fit after self-cal, rms=0.083207Jy sigma=1.317982 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7112 x 1.96 at -8.323 degrees (North through East) ! Clean map min=-0.0058188 max=0.15497 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 1.09 KP 0.99 ! LA 0.94 MK 1.05 NL 1.10 OV 0.93 ! PT 1.00* SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 1.27 LA 0.81 MK 1.01 ! NL 1.07 PT 0.93 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.01 HN 1.02 KP 0.99 ! LA 0.94 MK 1.05 NL 1.13 OV 0.89 ! PT 1.00* SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 1.20 LA 0.85 MK 1.02 ! NL 1.09 PT 0.93 SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 1.03 KP 0.96 ! LA 0.94 MK 1.05 NL 1.11 OV 0.93 ! PT 1.00* SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 1.21 LA 0.81 MK 1.01 ! NL 1.09 PT 0.95 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.04 HN 1.10 KP 1.01 ! LA 0.96 MK 1.06 NL 1.12 OV 0.90 ! PT 1.00* SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 HN 1.02 LA 0.80 MK 0.99 ! NL 1.14 PT 0.92 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 1.09 KP 1.02 ! LA 0.96 MK 1.02 NL 1.11 OV 0.91 ! PT 1.00* SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 HN 1.04 LA 0.84 MK 0.97 ! NL 1.10 PT 0.99 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 1.05 KP 0.99 ! LA 0.93 MK 1.03 NL 1.09 OV 0.92 ! PT 1.00* SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 HN 1.06 LA 0.81 MK 1.01 ! NL 1.10 PT 0.94 SC 1.11 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 1.03 KP 0.98 ! LA 0.98 MK 1.04 NL 1.11 OV 0.88 ! PT 1.00* SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 HN 1.15 LA 0.81 MK 0.96 ! NL 1.09 PT 0.96 SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.02 HN 1.14 KP 1.02 ! LA 0.97 MK 1.03 NL 1.09 OV 0.89 ! PT 1.00* SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 1.11 LA 0.82 MK 1.05 ! NL 1.12 PT 0.93 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 0.99 KP 0.99 ! LA 0.96 MK 1.04 NL 1.10 OV 0.89 ! PT 1.00* SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 HN 1.19 LA 0.79 MK 1.00 ! NL 1.09 PT 0.93 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 1.04 KP 1.02 ! LA 0.95 MK 1.04 NL 1.09 OV 0.92 ! PT 1.00* SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 HN 1.17 LA 0.80 MK 1.00 ! NL 1.08 PT 0.96 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 1.05 KP 1.03 ! LA 0.95 MK 1.05 NL 1.09 OV 0.88 ! PT 1.00* SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 HN 1.07 LA 0.76 MK 0.92 ! NL 1.04 PT 0.94 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.02 HN 1.03 KP 1.00 ! LA 0.97 MK 1.02 NL 1.13 OV 0.88 ! PT 1.00* SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 HN 1.15 LA 0.86 MK 0.91 ! NL 1.12 PT 0.91 SC 1.09 ! ! ! Fit before self-cal, rms=0.083207Jy sigma=1.317982 ! Fit after self-cal, rms=0.083787Jy sigma=1.254069 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7174 mas, bmaj=1.968 mas, bpa=-8.175 degrees ! Estimated noise=0.289969 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 = -0.00267994 Jy ! Component: 100 - total flux cleaned = -0.00298536 Jy ! Component: 150 - total flux cleaned = -0.0033075 Jy ! Component: 200 - total flux cleaned = -0.00353354 Jy ! Total flux subtracted in 200 components = -0.00353354 Jy ! Clean residual min=-0.003304 max=0.003040 Jy/beam ! Clean residual mean=-0.000000 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.26697 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 66 components and 0.26697 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=0.083605Jy sigma=1.250957 ! Fit after self-cal, rms=0.083734Jy sigma=1.250002 ! 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=0.083734Jy sigma=1.250002 ! Fit after self-cal, rms=0.084550Jy sigma=1.249423 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7183 mas, bmaj=1.966 mas, bpa=-8.034 degrees ! Estimated noise=0.290488 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00217773 Jy ! Component: 100 - total flux cleaned = -0.00247594 Jy ! Component: 150 - total flux cleaned = -0.00273394 Jy ! Component: 200 - total flux cleaned = -0.00291556 Jy ! Total flux subtracted in 200 components = -0.00291556 Jy ! Clean residual min=-0.003075 max=0.002936 Jy/beam ! Clean residual mean=-0.000000 rms=0.000703 Jy/beam ! Combined flux in latest and established models = 0.264054 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 73 components and 0.264054 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=0.084444Jy sigma=1.247588 ! Fit after self-cal, rms=0.084439Jy sigma=1.247361 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 (-10.8, 4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00309173 Jy ! Component: 100 - total flux cleaned = 0.00398573 Jy ! Component: 150 - total flux cleaned = 0.0043568 Jy ! Component: 200 - total flux cleaned = 0.00474562 Jy ! Total flux subtracted in 200 components = 0.00474562 Jy ! Clean residual min=-0.002805 max=0.002665 Jy/beam ! Clean residual mean=0.000000 rms=0.000644 Jy/beam ! Combined flux in latest and established models = 0.2688 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 103 components and 0.2688 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=0.084277Jy sigma=1.244936 ! Fit after self-cal, rms=0.084264Jy sigma=1.244682 ! 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=0.084264Jy sigma=1.244682 ! Fit after self-cal, rms=0.085514Jy sigma=1.238617 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7192 mas, bmaj=1.963 mas, bpa=-8.015 degrees ! Estimated noise=0.290903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00125737 Jy ! Component: 100 - total flux cleaned = -0.00137531 Jy ! Component: 150 - total flux cleaned = -0.00137456 Jy ! Component: 200 - total flux cleaned = -0.00125944 Jy ! Total flux subtracted in 200 components = -0.00125944 Jy ! Clean residual min=-0.002502 max=0.002138 Jy/beam ! Clean residual mean=0.000000 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.26754 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 113 components and 0.26754 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=0.085447Jy sigma=1.237329 ! Fit after self-cal, rms=0.085473Jy sigma=1.237209 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 = -0.000274789 Jy ! Component: 100 - total flux cleaned = -1.56785e-05 Jy ! Component: 150 - total flux cleaned = 0.000184857 Jy ! Component: 200 - total flux cleaned = 0.0002876 Jy ! Total flux subtracted in 200 components = 0.0002876 Jy ! Clean residual min=-0.002329 max=0.002108 Jy/beam ! Clean residual mean=0.000000 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.267828 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 124 components and 0.267828 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=0.085447Jy sigma=1.236815 ! Fit after self-cal, rms=0.085442Jy sigma=1.236772 ! 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=0.085442Jy sigma=1.236772 ! Fit after self-cal, rms=0.086319Jy sigma=1.236371 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.03 mas, bmaj=5.517 mas, bpa=-0.4192 degrees ! Estimated noise=0.395022 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000131401 Jy ! Component: 100 - total flux cleaned = -0.000318813 Jy ! Component: 150 - total flux cleaned = -0.000428176 Jy ! Component: 200 - total flux cleaned = -0.000472178 Jy ! Total flux subtracted in 200 components = -0.000472178 Jy ! Clean residual min=-0.003678 max=0.003434 Jy/beam ! Clean residual mean=0.000001 rms=0.000878 Jy/beam ! Combined flux in latest and established models = 0.267356 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 131 components and 0.267356 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=0.086299Jy sigma=1.236118 ! Fit after self-cal, rms=0.086311Jy sigma=1.236072 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 = 3.75348e-05 Jy ! Component: 100 - total flux cleaned = 3.85956e-05 Jy ! Component: 150 - total flux cleaned = 3.6641e-06 Jy ! Component: 200 - total flux cleaned = -2.90945e-05 Jy ! Total flux subtracted in 200 components = -2.90945e-05 Jy ! Clean residual min=-0.003613 max=0.003420 Jy/beam ! Clean residual mean=0.000001 rms=0.000872 Jy/beam ! Combined flux in latest and established models = 0.267327 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 133 components and 0.267327 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=0.086307Jy sigma=1.236042 ! Fit after self-cal, rms=0.086306Jy sigma=1.236028 ! 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=0.7197 mas, bmaj=1.961 mas, bpa=-7.939 degrees ! Estimated noise=0.291305 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7197 x 1.961 at -7.939 degrees (North through East) ! Clean map min=-0.0022118 max=0.1584 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=0.5528 mas, bmaj=1.658 mas, bpa=-8.641 degrees ! Estimated noise=0.552428 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.120614 Jy ! Component: 100 - total flux cleaned = 0.164289 Jy ! Component: 150 - total flux cleaned = 0.190499 Jy ! Component: 200 - total flux cleaned = 0.207901 Jy ! Total flux subtracted in 200 components = 0.207901 Jy ! Clean residual min=-0.006822 max=0.010005 Jy/beam ! Clean residual mean=-0.000005 rms=0.001356 Jy/beam ! Combined flux in latest and established models = 0.207901 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.207901 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7197 mas, bmaj=1.961 mas, bpa=-7.939 degrees ! Estimated noise=0.291305 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 = 0.0182064 Jy ! Component: 100 - total flux cleaned = 0.0289678 Jy ! Component: 150 - total flux cleaned = 0.0360009 Jy ! Component: 200 - total flux cleaned = 0.040888 Jy ! Total flux subtracted in 200 components = 0.040888 Jy ! Clean residual min=-0.003041 max=0.003242 Jy/beam ! Clean residual mean=-0.000006 rms=0.000701 Jy/beam ! Combined flux in latest and established models = 0.248789 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 42 components and 0.248789 Jy ! Inverting map ! Added new window around map position (-1.2, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00384094 Jy ! Component: 100 - total flux cleaned = 0.00684018 Jy ! Component: 150 - total flux cleaned = 0.00924215 Jy ! Component: 200 - total flux cleaned = 0.0112043 Jy ! Total flux subtracted in 200 components = 0.0112043 Jy ! Clean residual min=-0.002571 max=0.002070 Jy/beam ! Clean residual mean=-0.000002 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.259994 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 72 components and 0.259994 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=2.03 mas, bmaj=5.517 mas, bpa=-0.4192 degrees ! Estimated noise=0.395022 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00290217 Jy ! Component: 100 - total flux cleaned = 0.00470143 Jy ! Component: 150 - total flux cleaned = 0.00598727 Jy ! Component: 200 - total flux cleaned = 0.00674765 Jy ! Total flux subtracted in 200 components = 0.00674765 Jy ! Clean residual min=-0.003758 max=0.003528 Jy/beam ! Clean residual mean=-0.000000 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.266741 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 = 0.000158535 Jy ! Component: 100 - total flux cleaned = 0.000274281 Jy ! Component: 150 - total flux cleaned = 0.000355479 Jy ! Component: 200 - total flux cleaned = 0.000455301 Jy ! Total flux subtracted in 200 components = 0.000455301 Jy ! Clean residual min=-0.003781 max=0.003513 Jy/beam ! Clean residual mean=0.000000 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 0.267197 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 95 components and 0.267197 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7197 mas, bmaj=1.961 mas, bpa=-7.939 degrees ! Estimated noise=0.291305 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000408833 Jy ! Component: 100 - total flux cleaned = -0.000364518 Jy ! Component: 150 - total flux cleaned = -0.000281074 Jy ! Component: 200 - total flux cleaned = -0.000164022 Jy ! Total flux subtracted in 200 components = -0.000164022 Jy ! Clean residual min=-0.002264 max=0.002100 Jy/beam ! Clean residual mean=0.000000 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.267033 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 111 components and 0.267033 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=0.086305Jy sigma=1.236191 ! Fit after self-cal, rms=0.086270Jy sigma=1.235908 wmodel J1956-3225_X_a_map.mod ! Writing 111 model components to file: J1956-3225_X_a_map.mod wobs J1956-3225_X_a_uvs.fits ! Writing UV FITS file: J1956-3225_X_a_uvs.fits wwins J1956-3225_X_a_map.win ! wwins: Wrote 6 windows to J1956-3225_X_a_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 = 0.000189739 Jy ! Component: 100 - total flux cleaned = 0.000329151 Jy ! Component: 150 - total flux cleaned = 0.000395482 Jy ! Component: 200 - total flux cleaned = 0.000458923 Jy ! Component: 250 - total flux cleaned = 0.000367302 Jy ! Component: 300 - total flux cleaned = 0.00033781 Jy ! Component: 350 - total flux cleaned = 0.000279508 Jy ! Component: 400 - total flux cleaned = 0.000194591 Jy ! Component: 450 - total flux cleaned = 8.52636e-05 Jy ! Component: 500 - total flux cleaned = 3.17035e-05 Jy ! Component: 550 - total flux cleaned = -4.66088e-05 Jy ! Component: 600 - total flux cleaned = -2.06294e-05 Jy ! Component: 650 - total flux cleaned = 4.48725e-06 Jy ! Component: 700 - total flux cleaned = 7.80532e-05 Jy ! Component: 750 - total flux cleaned = 0.000101925 Jy ! Component: 800 - total flux cleaned = 0.000150165 Jy ! Component: 850 - total flux cleaned = 0.000267154 Jy ! Component: 900 - total flux cleaned = 0.000336125 Jy ! Component: 950 - total flux cleaned = 0.000381529 Jy ! Component: 1000 - total flux cleaned = 0.000404024 Jy ! Component: 1050 - total flux cleaned = 0.000536407 Jy ! Component: 1100 - total flux cleaned = 0.000514894 Jy ! Component: 1150 - total flux cleaned = 0.000622564 Jy ! Component: 1200 - total flux cleaned = 0.000665476 Jy ! Component: 1250 - total flux cleaned = 0.000706967 Jy ! Component: 1300 - total flux cleaned = 0.00074812 Jy ! Component: 1350 - total flux cleaned = 0.000869677 Jy ! Component: 1400 - total flux cleaned = 0.000850104 Jy ! Component: 1450 - total flux cleaned = 0.000909408 Jy ! Component: 1500 - total flux cleaned = 0.000967933 Jy ! Component: 1550 - total flux cleaned = 0.000987152 Jy ! Component: 1600 - total flux cleaned = 0.0010249 Jy ! Component: 1650 - total flux cleaned = 0.00100591 Jy ! Component: 1700 - total flux cleaned = 0.0010434 Jy ! Component: 1750 - total flux cleaned = 0.0010616 Jy ! Component: 1800 - total flux cleaned = 0.00102495 Jy ! Component: 1850 - total flux cleaned = 0.00104296 Jy ! Component: 1900 - total flux cleaned = 0.00106104 Jy ! Component: 1950 - total flux cleaned = 0.00106095 Jy ! Component: 2000 - total flux cleaned = 0.000990908 Jy ! Component: 2050 - total flux cleaned = 0.00100803 Jy ! Component: 2100 - total flux cleaned = 0.00097354 Jy ! Component: 2150 - total flux cleaned = 0.000922677 Jy ! Component: 2200 - total flux cleaned = 0.000939446 Jy ! Component: 2250 - total flux cleaned = 0.000889539 Jy ! Component: 2300 - total flux cleaned = 0.000856889 Jy ! Component: 2350 - total flux cleaned = 0.00087316 Jy ! Component: 2400 - total flux cleaned = 0.000808622 Jy ! Component: 2450 - total flux cleaned = 0.000744612 Jy ! Component: 2500 - total flux cleaned = 0.000776476 Jy ! Component: 2550 - total flux cleaned = 0.00069786 Jy ! Component: 2600 - total flux cleaned = 0.000729226 Jy ! Component: 2650 - total flux cleaned = 0.000682929 Jy ! Component: 2700 - total flux cleaned = 0.000667628 Jy ! Component: 2750 - total flux cleaned = 0.000698064 Jy ! Component: 2800 - total flux cleaned = 0.000713008 Jy ! Component: 2850 - total flux cleaned = 0.000787778 Jy ! Component: 2900 - total flux cleaned = 0.000713416 Jy ! Component: 2950 - total flux cleaned = 0.000713562 Jy ! Component: 3000 - total flux cleaned = 0.000698929 Jy ! Component: 3050 - total flux cleaned = 0.000669932 Jy ! Component: 3100 - total flux cleaned = 0.000612622 Jy ! Component: 3150 - total flux cleaned = 0.000612617 Jy ! Component: 3200 - total flux cleaned = 0.000598394 Jy ! Component: 3250 - total flux cleaned = 0.000640699 Jy ! Component: 3300 - total flux cleaned = 0.0006266 Jy ! Component: 3350 - total flux cleaned = 0.000529566 Jy ! Component: 3400 - total flux cleaned = 0.000584853 Jy ! Component: 3450 - total flux cleaned = 0.000516396 Jy ! Component: 3500 - total flux cleaned = 0.000475648 Jy ! Component: 3550 - total flux cleaned = 0.000502395 Jy ! Component: 3600 - total flux cleaned = 0.000435138 Jy ! Component: 3650 - total flux cleaned = 0.000341932 Jy ! Component: 3700 - total flux cleaned = 0.000328838 Jy ! Component: 3750 - total flux cleaned = 0.000315621 Jy ! Component: 3800 - total flux cleaned = 0.000276303 Jy ! Component: 3850 - total flux cleaned = 0.000250441 Jy ! Component: 3900 - total flux cleaned = 0.000237462 Jy ! Component: 3950 - total flux cleaned = 0.000250251 Jy ! Component: 4000 - total flux cleaned = 0.000199219 Jy ! Component: 4050 - total flux cleaned = 0.000148481 Jy ! Total flux subtracted in 4096 components = 0.000135779 Jy ! Clean residual min=-0.000840 max=0.000760 Jy/beam ! Clean residual mean=0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.267168 Jy keep ! Adding 340 model components to the UV plane model. ! The established model now contains 451 components and 0.267168 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1956-3225_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7197 x 1.961 at -7.939 degrees (North through East) ! Clean map min=-0.0012172 max=0.16186 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1956-3225_X_a_map.fits wmodel /vlbi/uf001/uvm//J1956-3225_X_a_map.mod ! Writing 451 model components to file: /vlbi/uf001/uvm//J1956-3225_X_a_map.mod wobs /vlbi/uf001/uvm//J1956-3225_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1956-3225_X_a_uvs.fits wwins /vlbi/uf001/uvm//J1956-3225_X_a_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uvm//J1956-3225_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.16186 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000228851 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.424164 0.424164 0.848327 1.69665 3.39331 6.78662 13.5732 27.1465 54.293 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.161 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 707.274 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1956-3225_X_a_dfm.log closed on Sun Jan 13 22:24:57 2019