! Started logfile: /vlbi/uf001/uva//J1746+2603_X_dfm.log on Mon Jan 14 04:20:40 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//J1746+2603_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1746+2603_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.984127 visibilities/baseline/integration-bin. ! Found source: J1746+2603 ! ! 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 22320 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 J1746+2603_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007286Jy sigma=22.775457 ! Fit after self-cal, rms=0.916595Jy sigma=20.703004 ! 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=0.7222 mas, bmaj=1.471 mas, bpa=-1.19 degrees ! Estimated noise=0.380862 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 = 0.0654732 Jy ! Component: 100 - total flux cleaned = 0.0799718 Jy ! Total flux subtracted in 100 components = 0.0799718 Jy ! Clean residual min=-0.003562 max=0.004906 Jy/beam ! Clean residual mean=0.000004 rms=0.000694 Jy/beam ! Combined flux in latest and established models = 0.0799718 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0799718 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=0.065985Jy sigma=1.283453 ! Fit after self-cal, rms=0.065789Jy sigma=1.279417 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00517442 Jy ! Component: 100 - total flux cleaned = 0.00789201 Jy ! Total flux subtracted in 100 components = 0.00789201 Jy ! Clean residual min=-0.002991 max=0.003074 Jy/beam ! Clean residual mean=0.000003 rms=0.000622 Jy/beam ! Combined flux in latest and established models = 0.0878638 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 15 components and 0.0878638 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=0.065287Jy sigma=1.263196 ! Fit after self-cal, rms=0.065283Jy sigma=1.262968 ! 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=0.9143 mas, bmaj=1.8 mas, bpa=-0.764 degrees ! Estimated noise=0.232024 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00382796 Jy ! Component: 100 - total flux cleaned = 0.00580377 Jy ! Component: 150 - total flux cleaned = 0.00677795 Jy ! Component: 200 - total flux cleaned = 0.00764362 Jy ! Total flux subtracted in 200 components = 0.00764362 Jy ! Clean residual min=-0.002236 max=0.002411 Jy/beam ! Clean residual mean=0.000003 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.0955075 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 49 components and 0.0955075 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=0.065029Jy sigma=1.254601 ! Fit after self-cal, rms=0.065020Jy sigma=1.253998 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9143 x 1.8 at -0.764 degrees (North through East) ! Clean map min=-0.0020448 max=0.085455 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.97 KP 1.02 ! LA 0.93 MK 1.00 NL 1.12 OV 0.94 ! PT 1.00 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 1.04 KP 0.99 ! LA 0.94 MK 0.99 NL 1.13 OV 0.95 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00 HN 1.01 KP 0.94 ! LA 0.98 MK 0.99 NL 1.06 OV 0.89 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 1.01 KP 1.02 ! LA 0.93 MK 1.00 NL 1.11 OV 0.91 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.05 HN 0.97 KP 0.99 ! LA 0.93 MK 1.01 NL 1.08 OV 0.90 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.98 KP 0.99 ! LA 0.92 MK 1.02 NL 1.09 OV 0.86 ! PT 1.02 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.01 KP 0.98 ! LA 0.93 MK 0.98 NL 1.06 OV 0.92 ! PT 0.98 SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.02 KP 1.01 ! LA 0.94 MK 0.97 NL 1.12 OV 0.91 ! PT 1.01 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.99 KP 0.97 ! LA 0.93 MK 1.00 NL 1.13 OV 0.89 ! PT 0.98 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.97 HN 0.99 KP 1.04 ! LA 0.92 MK 0.97 NL 1.10 OV 0.91 ! PT 1.01 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 0.93 KP 1.01 ! LA 0.96 MK 0.98 NL 1.08 OV 0.94 ! PT 1.02 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.93 HN 1.00 KP 0.96 ! LA 0.95 MK 0.97 NL 1.12 OV 0.91 ! PT 0.97 SC 1.01 ! ! ! Fit before self-cal, rms=0.065020Jy sigma=1.253998 ! Fit after self-cal, rms=0.064353Jy sigma=1.242492 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9136 mas, bmaj=1.82 mas, bpa=-0.7268 degrees ! Estimated noise=0.230089 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 = 0.000267486 Jy ! Component: 100 - total flux cleaned = 0.000236629 Jy ! Component: 150 - total flux cleaned = 0.000127581 Jy ! Component: 200 - total flux cleaned = 5.90026e-05 Jy ! Total flux subtracted in 200 components = 5.90026e-05 Jy ! Clean residual min=-0.001893 max=0.001696 Jy/beam ! Clean residual mean=0.000001 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.0955665 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 65 components and 0.0955664 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=0.064321Jy sigma=1.241817 ! Fit after self-cal, rms=0.064371Jy sigma=1.241507 ! 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=0.064371Jy sigma=1.241507 ! Fit after self-cal, rms=0.065875Jy sigma=1.235979 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9128 mas, bmaj=1.817 mas, bpa=-0.9162 degrees ! Estimated noise=0.230058 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.377e-05 Jy ! Component: 100 - total flux cleaned = 3.0358e-05 Jy ! Component: 150 - total flux cleaned = 3.04989e-05 Jy ! Component: 200 - total flux cleaned = 1.37126e-05 Jy ! Total flux subtracted in 200 components = 1.37126e-05 Jy ! Clean residual min=-0.001666 max=0.001613 Jy/beam ! Clean residual mean=0.000000 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0955802 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 81 components and 0.0955802 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=0.065861Jy sigma=1.235742 ! Fit after self-cal, rms=0.065892Jy sigma=1.235611 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 = -6.25479e-05 Jy ! Component: 100 - total flux cleaned = -6.17977e-05 Jy ! Component: 150 - total flux cleaned = -6.25653e-05 Jy ! Component: 200 - total flux cleaned = -5.04327e-05 Jy ! Total flux subtracted in 200 components = -5.04327e-05 Jy ! Clean residual min=-0.001664 max=0.001614 Jy/beam ! Clean residual mean=0.000000 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.0955297 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 85 components and 0.0955297 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=0.065884Jy sigma=1.235488 ! Fit after self-cal, rms=0.065883Jy sigma=1.235471 ! 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=0.065883Jy sigma=1.235471 ! Fit after self-cal, rms=0.066073Jy sigma=1.235428 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9113 mas, bmaj=1.816 mas, bpa=-0.8731 degrees ! Estimated noise=0.229818 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.61598e-05 Jy ! Component: 100 - total flux cleaned = -8.56143e-05 Jy ! Component: 150 - total flux cleaned = -8.52288e-05 Jy ! Component: 200 - total flux cleaned = -6.22519e-05 Jy ! Total flux subtracted in 200 components = -6.22519e-05 Jy ! Clean residual min=-0.001660 max=0.001603 Jy/beam ! Clean residual mean=0.000000 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.0954675 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 88 components and 0.0954675 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=0.066066Jy sigma=1.235315 ! Fit after self-cal, rms=0.066069Jy sigma=1.235305 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 = -7.1537e-05 Jy ! Component: 100 - total flux cleaned = -4.91754e-05 Jy ! Component: 150 - total flux cleaned = -3.95623e-05 Jy ! Component: 200 - total flux cleaned = -3.0565e-05 Jy ! Total flux subtracted in 200 components = -3.0565e-05 Jy ! Clean residual min=-0.001661 max=0.001602 Jy/beam ! Clean residual mean=0.000000 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.0954369 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 91 components and 0.0954369 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=0.066064Jy sigma=1.235245 ! Fit after self-cal, rms=0.066064Jy sigma=1.235235 ! 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=0.066064Jy sigma=1.235235 ! Fit after self-cal, rms=0.066150Jy sigma=1.235216 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.142 mas, bmaj=2.88 mas, bpa=1.055 degrees ! Estimated noise=0.279824 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.02577e-05 Jy ! Component: 100 - total flux cleaned = -0.000102864 Jy ! Component: 150 - total flux cleaned = -0.000109204 Jy ! Component: 200 - total flux cleaned = -0.000114755 Jy ! Total flux subtracted in 200 components = -0.000114755 Jy ! Clean residual min=-0.002108 max=0.002068 Jy/beam ! Clean residual mean=0.000001 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.0953221 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 97 components and 0.0953221 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=0.066147Jy sigma=1.235185 ! Fit after self-cal, rms=0.066150Jy sigma=1.235178 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 = -1.97873e-05 Jy ! Component: 100 - total flux cleaned = -1.43674e-05 Jy ! Component: 150 - total flux cleaned = -1.90803e-05 Jy ! Component: 200 - total flux cleaned = -2.33794e-05 Jy ! Total flux subtracted in 200 components = -2.33794e-05 Jy ! Clean residual min=-0.002109 max=0.002079 Jy/beam ! Clean residual mean=0.000001 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.0952988 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 100 components and 0.0952988 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=0.066149Jy sigma=1.235164 ! Fit after self-cal, rms=0.066149Jy sigma=1.235161 ! 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=0.9102 mas, bmaj=1.815 mas, bpa=-0.8544 degrees ! Estimated noise=0.229742 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9102 x 1.815 at -0.8544 degrees (North through East) ! Clean map min=-0.0015991 max=0.084962 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=0.7183 mas, bmaj=1.476 mas, bpa=-1.201 degrees ! Estimated noise=0.37583 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0646357 Jy ! Component: 100 - total flux cleaned = 0.0793674 Jy ! Component: 150 - total flux cleaned = 0.085028 Jy ! Component: 200 - total flux cleaned = 0.0884796 Jy ! Total flux subtracted in 200 components = 0.0884796 Jy ! Clean residual min=-0.002423 max=0.001985 Jy/beam ! Clean residual mean=0.000002 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.0884795 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0884795 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9102 mas, bmaj=1.815 mas, bpa=-0.8544 degrees ! Estimated noise=0.229742 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 = 0.00297648 Jy ! Component: 100 - total flux cleaned = 0.00471163 Jy ! Component: 150 - total flux cleaned = 0.00590053 Jy ! Component: 200 - total flux cleaned = 0.00634144 Jy ! Total flux subtracted in 200 components = 0.00634144 Jy ! Clean residual min=-0.001757 max=0.001610 Jy/beam ! Clean residual mean=0.000001 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.0948209 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 33 components and 0.094821 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=2.142 mas, bmaj=2.88 mas, bpa=1.055 degrees ! Estimated noise=0.279824 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000380719 Jy ! Component: 100 - total flux cleaned = 0.000535035 Jy ! Component: 150 - total flux cleaned = 0.000601289 Jy ! Component: 200 - total flux cleaned = 0.000625698 Jy ! Total flux subtracted in 200 components = 0.000625698 Jy ! Clean residual min=-0.002102 max=0.002068 Jy/beam ! Clean residual mean=0.000001 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.0954467 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 = 1.01013e-05 Jy ! Component: 100 - total flux cleaned = 2.7321e-05 Jy ! Component: 150 - total flux cleaned = 3.46889e-05 Jy ! Component: 200 - total flux cleaned = 3.47383e-05 Jy ! Total flux subtracted in 200 components = 3.47383e-05 Jy ! Clean residual min=-0.002101 max=0.002073 Jy/beam ! Clean residual mean=0.000001 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.0954814 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 55 components and 0.0954814 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9102 mas, bmaj=1.815 mas, bpa=-0.8544 degrees ! Estimated noise=0.229742 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.43071e-06 Jy ! Component: 100 - total flux cleaned = -2.0521e-05 Jy ! Component: 150 - total flux cleaned = -3.74399e-05 Jy ! Component: 200 - total flux cleaned = -3.82416e-05 Jy ! Total flux subtracted in 200 components = -3.82416e-05 Jy ! Clean residual min=-0.001746 max=0.001614 Jy/beam ! Clean residual mean=0.000000 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.0954431 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 68 components and 0.0954432 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=0.066161Jy sigma=1.235396 ! Fit after self-cal, rms=0.066163Jy sigma=1.235327 wmodel J1746+2603_X_map.mod ! Writing 68 model components to file: J1746+2603_X_map.mod wobs J1746+2603_X_uvs.fits ! Writing UV FITS file: J1746+2603_X_uvs.fits wwins J1746+2603_X_map.win ! wwins: Wrote 2 windows to J1746+2603_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 = -0.0003466 Jy ! Component: 100 - total flux cleaned = -0.000268455 Jy ! Component: 150 - total flux cleaned = -0.000144649 Jy ! Component: 200 - total flux cleaned = -9.7467e-05 Jy ! Component: 250 - total flux cleaned = 1.52377e-05 Jy ! Component: 300 - total flux cleaned = 3.72004e-05 Jy ! Component: 350 - total flux cleaned = 0.000143615 Jy ! Component: 400 - total flux cleaned = 0.000247392 Jy ! Component: 450 - total flux cleaned = 0.000308212 Jy ! Component: 500 - total flux cleaned = 0.00032808 Jy ! Component: 550 - total flux cleaned = 0.000367663 Jy ! Component: 600 - total flux cleaned = 0.000425606 Jy ! Component: 650 - total flux cleaned = 0.000463716 Jy ! Component: 700 - total flux cleaned = 0.000557791 Jy ! Component: 750 - total flux cleaned = 0.000650039 Jy ! Component: 800 - total flux cleaned = 0.000649751 Jy ! Component: 850 - total flux cleaned = 0.000722043 Jy ! Component: 900 - total flux cleaned = 0.000757687 Jy ! Component: 950 - total flux cleaned = 0.000810417 Jy ! Component: 1000 - total flux cleaned = 0.000845039 Jy ! Component: 1050 - total flux cleaned = 0.000930748 Jy ! Component: 1100 - total flux cleaned = 0.000981219 Jy ! Component: 1150 - total flux cleaned = 0.00101462 Jy ! Component: 1200 - total flux cleaned = 0.00106421 Jy ! Component: 1250 - total flux cleaned = 0.00111304 Jy ! Component: 1300 - total flux cleaned = 0.00119385 Jy ! Component: 1350 - total flux cleaned = 0.00125759 Jy ! Component: 1400 - total flux cleaned = 0.00133659 Jy ! Component: 1450 - total flux cleaned = 0.00136773 Jy ! Component: 1500 - total flux cleaned = 0.00141397 Jy ! Component: 1550 - total flux cleaned = 0.0014444 Jy ! Component: 1600 - total flux cleaned = 0.00145976 Jy ! Component: 1650 - total flux cleaned = 0.00157971 Jy ! Component: 1700 - total flux cleaned = 0.00155002 Jy ! Component: 1750 - total flux cleaned = 0.00157946 Jy ! Component: 1800 - total flux cleaned = 0.001623 Jy ! Component: 1850 - total flux cleaned = 0.00159403 Jy ! Component: 1900 - total flux cleaned = 0.00162261 Jy ! Component: 1950 - total flux cleaned = 0.00163676 Jy ! Component: 2000 - total flux cleaned = 0.00163681 Jy ! Component: 2050 - total flux cleaned = 0.00163697 Jy ! Component: 2100 - total flux cleaned = 0.00165061 Jy ! Component: 2150 - total flux cleaned = 0.00165087 Jy ! Component: 2200 - total flux cleaned = 0.0017053 Jy ! Component: 2250 - total flux cleaned = 0.00174583 Jy ! Component: 2300 - total flux cleaned = 0.00175939 Jy ! Component: 2350 - total flux cleaned = 0.00182584 Jy ! Component: 2400 - total flux cleaned = 0.00190476 Jy ! Component: 2450 - total flux cleaned = 0.00190482 Jy ! Component: 2500 - total flux cleaned = 0.00196974 Jy ! Component: 2550 - total flux cleaned = 0.00199549 Jy ! Component: 2600 - total flux cleaned = 0.00202117 Jy ! Component: 2650 - total flux cleaned = 0.00205925 Jy ! Component: 2700 - total flux cleaned = 0.0020971 Jy ! Component: 2750 - total flux cleaned = 0.00208463 Jy ! Component: 2800 - total flux cleaned = 0.00213439 Jy ! Component: 2850 - total flux cleaned = 0.00219625 Jy ! Component: 2900 - total flux cleaned = 0.00220855 Jy ! Component: 2950 - total flux cleaned = 0.00223305 Jy ! Component: 3000 - total flux cleaned = 0.00228169 Jy ! Component: 3050 - total flux cleaned = 0.00231789 Jy ! Component: 3100 - total flux cleaned = 0.002246 Jy ! Component: 3150 - total flux cleaned = 0.00237704 Jy ! Component: 3200 - total flux cleaned = 0.00232961 Jy ! Component: 3250 - total flux cleaned = 0.00236483 Jy ! Component: 3300 - total flux cleaned = 0.00235326 Jy ! Component: 3350 - total flux cleaned = 0.00242307 Jy ! Component: 3400 - total flux cleaned = 0.00238839 Jy ! Component: 3450 - total flux cleaned = 0.00246882 Jy ! Component: 3500 - total flux cleaned = 0.0025487 Jy ! Component: 3550 - total flux cleaned = 0.00252597 Jy ! Component: 3600 - total flux cleaned = 0.00254857 Jy ! Component: 3650 - total flux cleaned = 0.00257107 Jy ! Component: 3700 - total flux cleaned = 0.00258231 Jy ! Component: 3750 - total flux cleaned = 0.00260464 Jy ! Component: 3800 - total flux cleaned = 0.00263782 Jy ! Component: 3850 - total flux cleaned = 0.00265986 Jy ! Component: 3900 - total flux cleaned = 0.00268179 Jy ! Component: 3950 - total flux cleaned = 0.00271443 Jy ! Component: 4000 - total flux cleaned = 0.00271437 Jy ! Component: 4050 - total flux cleaned = 0.00274661 Jy ! Total flux subtracted in 4096 components = 0.00274659 Jy ! Clean residual min=-0.000654 max=0.000735 Jy/beam ! Clean residual mean=0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0981897 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 387 components and 0.0981898 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1746+2603_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9102 x 1.815 at -0.8544 degrees (North through East) ! Clean map min=-0.0014145 max=0.084659 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1746+2603_X_map.fits wmodel /vlbi/uf001/uva//J1746+2603_X_map.mod ! Writing 387 model components to file: /vlbi/uf001/uva//J1746+2603_X_map.mod wobs /vlbi/uf001/uva//J1746+2603_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1746+2603_X_uvs.fits wwins /vlbi/uf001/uva//J1746+2603_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1746+2603_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0846594 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00018358 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.650535 0.650535 1.30107 2.60214 5.20428 10.4086 20.8171 41.6342 83.2685 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.084 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 461.158 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1746+2603_X_dfm.log closed on Mon Jan 14 04:20:45 2019