! Started logfile: /image_prod/ug002_uva//J1931+3122_X_dfm.log on Thu Mar 5 04:14:52 2020 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 /image_prod/ug002_uva//J1931+3122_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1931+3122_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.984524 visibilities/baseline/integration-bin. ! Found source: J1931+3122 ! ! 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 121 lines of history. ! ! Reading 19848 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 J1931+3122_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. ! ! 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=1.000857Jy sigma=9.441234 ! Fit after self-cal, rms=0.945308Jy sigma=8.903434 ! 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=0.6722 mas, bmaj=1.307 mas, bpa=-6.789 degrees ! Estimated noise=1.1518 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 = 0.0422226 Jy ! Component: 100 - total flux cleaned = 0.0537865 Jy ! Total flux subtracted in 100 components = 0.0537865 Jy ! Clean residual min=-0.007558 max=0.015877 Jy/beam ! Clean residual mean=-0.000009 rms=0.001978 Jy/beam ! Combined flux in latest and established models = 0.0537865 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0537865 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=0.079480Jy sigma=0.731072 ! Fit after self-cal, rms=0.077918Jy sigma=0.716128 ! Inverting map ! Added new window around map position (-0.4, 3.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0153447 Jy ! Component: 100 - total flux cleaned = 0.0240469 Jy ! Total flux subtracted in 100 components = 0.0240469 Jy ! Clean residual min=-0.006407 max=0.014180 Jy/beam ! Clean residual mean=-0.000007 rms=0.001700 Jy/beam ! Combined flux in latest and established models = 0.0778333 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 18 components and 0.0778334 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=0.074450Jy sigma=0.677844 ! Fit after self-cal, rms=0.070896Jy sigma=0.652939 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0180048 Jy ! Component: 100 - total flux cleaned = 0.0283455 Jy ! Total flux subtracted in 100 components = 0.0283455 Jy ! Clean residual min=-0.005908 max=0.008579 Jy/beam ! Clean residual mean=-0.000005 rms=0.001399 Jy/beam ! Combined flux in latest and established models = 0.106179 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 23 components and 0.106179 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=0.065234Jy sigma=0.590496 ! Fit after self-cal, rms=0.061538Jy sigma=0.561852 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138432 Jy ! Component: 100 - total flux cleaned = 0.0219589 Jy ! Total flux subtracted in 100 components = 0.0219589 Jy ! Clean residual min=-0.004711 max=0.007195 Jy/beam ! Clean residual mean=-0.000003 rms=0.001113 Jy/beam ! Combined flux in latest and established models = 0.128138 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 25 components and 0.128138 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=0.057383Jy sigma=0.515048 ! Fit after self-cal, rms=0.056527Jy sigma=0.508671 ! Inverting map ! Added new window around map position (-1.6, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00848973 Jy ! Component: 100 - total flux cleaned = 0.0132895 Jy ! Total flux subtracted in 100 components = 0.0132895 Jy ! Clean residual min=-0.003902 max=0.004906 Jy/beam ! Clean residual mean=-0.000003 rms=0.000912 Jy/beam ! Combined flux in latest and established models = 0.141427 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.141427 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=0.054648Jy sigma=0.487123 ! Fit after self-cal, rms=0.054365Jy sigma=0.485254 ! 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=0.8305 mas, bmaj=1.519 mas, bpa=-5.523 degrees ! Estimated noise=0.54191 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 = 0.00865369 Jy ! Component: 100 - total flux cleaned = 0.0142071 Jy ! Component: 150 - total flux cleaned = 0.0176357 Jy ! Component: 200 - total flux cleaned = 0.0190538 Jy ! Total flux subtracted in 200 components = 0.0190538 Jy ! Clean residual min=-0.003484 max=0.004244 Jy/beam ! Clean residual mean=-0.000002 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 0.160481 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 49 components and 0.160481 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=0.052856Jy sigma=0.467303 ! Fit after self-cal, rms=0.052618Jy sigma=0.465359 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8305 x 1.519 at -5.523 degrees (North through East) ! Clean map min=-0.0033088 max=0.05772 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.01 KP 1.00 ! MK 0.97 NL 1.07 OV 0.88 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.98 HN 1.01 KP 0.97 ! MK 0.98 NL 1.12 OV 0.88 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.99 KP 0.97 ! MK 1.01 NL 1.07 OV 0.85 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.98 HN 0.99 KP 0.97 ! MK 1.01 NL 1.10 OV 0.86 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 HN 1.04 KP 0.96 ! MK 0.94 NL 1.10 OV 0.87 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 1.04 KP 0.98 ! MK 1.04 NL 1.12 OV 0.88 SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HN 1.00 KP 1.00 ! MK 1.04 NL 1.09 OV 0.83 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.05 KP 0.98 ! MK 0.97 NL 1.09 OV 0.90 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 HN 1.05 KP 0.96 ! MK 0.99 NL 1.13 OV 0.89 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.98 HN 1.00 KP 1.02 ! MK 1.02 NL 1.12 OV 0.87 SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 1.04 KP 1.02 ! MK 0.96 NL 1.13 OV 0.85 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 1.03 KP 0.96 ! MK 1.04 NL 1.19 OV 0.86 SC 1.01 ! ! ! Fit before self-cal, rms=0.052618Jy sigma=0.465359 ! Fit after self-cal, rms=0.049989Jy sigma=0.458422 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8351 mas, bmaj=1.521 mas, bpa=-4.74 degrees ! Estimated noise=0.520851 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, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00320235 Jy ! Component: 100 - total flux cleaned = 0.00501608 Jy ! Component: 150 - total flux cleaned = 0.00632747 Jy ! Component: 200 - total flux cleaned = 0.00725305 Jy ! Total flux subtracted in 200 components = 0.00725305 Jy ! Clean residual min=-0.002086 max=0.002701 Jy/beam ! Clean residual mean=-0.000001 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.167734 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 71 components and 0.167734 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=0.049591Jy sigma=0.453273 ! Fit after self-cal, rms=0.049585Jy sigma=0.452613 ! 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=0.049585Jy sigma=0.452613 ! Fit after self-cal, rms=0.049619Jy sigma=0.450099 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8332 mas, bmaj=1.527 mas, bpa=-5.417 degrees ! Estimated noise=0.517864 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000615766 Jy ! Component: 100 - total flux cleaned = 0.000968847 Jy ! Component: 150 - total flux cleaned = 0.00135336 Jy ! Component: 200 - total flux cleaned = 0.00163475 Jy ! Total flux subtracted in 200 components = 0.00163475 Jy ! Clean residual min=-0.001609 max=0.002042 Jy/beam ! Clean residual mean=-0.000001 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.169369 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 88 components and 0.169369 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=0.049519Jy sigma=0.448769 ! Fit after self-cal, rms=0.049541Jy sigma=0.448610 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 (-24.6, -16.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00177721 Jy ! Component: 100 - total flux cleaned = 0.00279633 Jy ! Component: 150 - total flux cleaned = 0.00341962 Jy ! Component: 200 - total flux cleaned = 0.00387342 Jy ! Total flux subtracted in 200 components = 0.00387342 Jy ! Clean residual min=-0.001597 max=0.001639 Jy/beam ! Clean residual mean=-0.000001 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.173242 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 107 components and 0.173242 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=0.049459Jy sigma=0.447612 ! Fit after self-cal, rms=0.049454Jy sigma=0.447562 ! Inverting map ! Added new window around map position (-2.6, -6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000952812 Jy ! Component: 100 - total flux cleaned = 0.00142104 Jy ! Component: 150 - total flux cleaned = 0.001791 Jy ! Component: 200 - total flux cleaned = 0.00216191 Jy ! Total flux subtracted in 200 components = 0.00216191 Jy ! Clean residual min=-0.001492 max=0.001327 Jy/beam ! Clean residual mean=-0.000001 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.175404 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 132 components and 0.175404 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=0.049393Jy sigma=0.446836 ! Fit after self-cal, rms=0.049384Jy sigma=0.446796 ! 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=0.049384Jy sigma=0.446796 ! Fit after self-cal, rms=0.049227Jy sigma=0.446694 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8332 mas, bmaj=1.527 mas, bpa=-5.322 degrees ! Estimated noise=0.516379 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000517656 Jy ! Component: 100 - total flux cleaned = 0.000669285 Jy ! Component: 150 - total flux cleaned = 0.000859715 Jy ! Component: 200 - total flux cleaned = 0.0010851 Jy ! Total flux subtracted in 200 components = 0.0010851 Jy ! Clean residual min=-0.001330 max=0.001282 Jy/beam ! Clean residual mean=-0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.176489 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 141 components and 0.176489 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=0.049199Jy sigma=0.446341 ! Fit after self-cal, rms=0.049196Jy sigma=0.446328 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 = 0.00032423 Jy ! Component: 100 - total flux cleaned = 0.000601648 Jy ! Component: 150 - total flux cleaned = 0.000776272 Jy ! Component: 200 - total flux cleaned = 0.00104434 Jy ! Total flux subtracted in 200 components = 0.00104434 Jy ! Clean residual min=-0.001285 max=0.001213 Jy/beam ! Clean residual mean=-0.000001 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.177534 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 146 components and 0.177534 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=0.049179Jy sigma=0.446135 ! Fit after self-cal, rms=0.049177Jy sigma=0.446130 ! 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=0.049177Jy sigma=0.446130 ! Fit after self-cal, rms=0.049092Jy sigma=0.446104 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.818 mas, bmaj=2.255 mas, bpa=-0.6452 degrees ! Estimated noise=0.649653 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131281 Jy ! Component: 100 - total flux cleaned = 0.00204062 Jy ! Component: 150 - total flux cleaned = 0.00250327 Jy ! Component: 200 - total flux cleaned = 0.00286325 Jy ! Total flux subtracted in 200 components = 0.00286325 Jy ! Clean residual min=-0.001696 max=0.001586 Jy/beam ! Clean residual mean=-0.000001 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.180397 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 174 components and 0.180397 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=0.049090Jy sigma=0.445964 ! Fit after self-cal, rms=0.049086Jy sigma=0.445926 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 = 0.000552669 Jy ! Component: 100 - total flux cleaned = 0.000879279 Jy ! Component: 150 - total flux cleaned = 0.00122943 Jy ! Component: 200 - total flux cleaned = 0.00151999 Jy ! Total flux subtracted in 200 components = 0.00151999 Jy ! Clean residual min=-0.001664 max=0.001455 Jy/beam ! Clean residual mean=-0.000001 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.181917 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 191 components and 0.181917 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=0.049089Jy sigma=0.445920 ! Fit after self-cal, rms=0.049087Jy sigma=0.445905 ! 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=0.8335 mas, bmaj=1.527 mas, bpa=-5.244 degrees ! Estimated noise=0.515325 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8335 x 1.527 at -5.244 degrees (North through East) ! Clean map min=-0.001212 max=0.056282 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=0.6743 mas, bmaj=1.314 mas, bpa=-6.512 degrees ! Estimated noise=1.10017 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0490073 Jy ! Component: 100 - total flux cleaned = 0.0766723 Jy ! Component: 150 - total flux cleaned = 0.0948874 Jy ! Component: 200 - total flux cleaned = 0.107979 Jy ! Total flux subtracted in 200 components = 0.107979 Jy ! Clean residual min=-0.004742 max=0.007458 Jy/beam ! Clean residual mean=-0.000004 rms=0.001101 Jy/beam ! Combined flux in latest and established models = 0.107979 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 0.107979 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8335 mas, bmaj=1.527 mas, bpa=-5.244 degrees ! Estimated noise=0.515325 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 = 0.0140735 Jy ! Component: 100 - total flux cleaned = 0.0232665 Jy ! Component: 150 - total flux cleaned = 0.0299796 Jy ! Component: 200 - total flux cleaned = 0.0352309 Jy ! Total flux subtracted in 200 components = 0.0352309 Jy ! Clean residual min=-0.003115 max=0.003615 Jy/beam ! Clean residual mean=-0.000003 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 0.14321 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 32 components and 0.14321 Jy ! Inverting map ! Added new window around map position (0, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00435851 Jy ! Component: 100 - total flux cleaned = 0.00797812 Jy ! Component: 150 - total flux cleaned = 0.0110654 Jy ! Component: 200 - total flux cleaned = 0.0137668 Jy ! Total flux subtracted in 200 components = 0.0137668 Jy ! Clean residual min=-0.002319 max=0.002490 Jy/beam ! Clean residual mean=-0.000002 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.156977 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 52 components and 0.156977 Jy ! Inverting map ! Added new window around map position (18.2, 5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00256374 Jy ! Component: 100 - total flux cleaned = 0.00450958 Jy ! Component: 150 - total flux cleaned = 0.00624644 Jy ! Component: 200 - total flux cleaned = 0.00774773 Jy ! Total flux subtracted in 200 components = 0.00774773 Jy ! Clean residual min=-0.001829 max=0.001589 Jy/beam ! Clean residual mean=-0.000001 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.164725 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 80 components and 0.164725 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=1.818 mas, bmaj=2.255 mas, bpa=-0.6452 degrees ! Estimated noise=0.649653 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00318919 Jy ! Component: 100 - total flux cleaned = 0.00557556 Jy ! Component: 150 - total flux cleaned = 0.00718877 Jy ! Component: 200 - total flux cleaned = 0.00854912 Jy ! Total flux subtracted in 200 components = 0.00854912 Jy ! Clean residual min=-0.002211 max=0.002077 Jy/beam ! Clean residual mean=-0.000002 rms=0.000585 Jy/beam ! Combined flux in latest and established models = 0.173274 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 = 0.00117043 Jy ! Component: 100 - total flux cleaned = 0.00219423 Jy ! Component: 150 - total flux cleaned = 0.00313871 Jy ! Component: 200 - total flux cleaned = 0.00397661 Jy ! Total flux subtracted in 200 components = 0.00397661 Jy ! Clean residual min=-0.001825 max=0.001711 Jy/beam ! Clean residual mean=-0.000002 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.17725 Jy ! Adding 94 model components to the UV plane model. ! The established model now contains 153 components and 0.17725 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8335 mas, bmaj=1.527 mas, bpa=-5.244 degrees ! Estimated noise=0.515325 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00072411 Jy ! Component: 100 - total flux cleaned = 0.00114725 Jy ! Component: 150 - total flux cleaned = 0.00148572 Jy ! Component: 200 - total flux cleaned = 0.00188726 Jy ! Total flux subtracted in 200 components = 0.00188726 Jy ! Clean residual min=-0.001198 max=0.001204 Jy/beam ! Clean residual mean=-0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.179138 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 175 components and 0.179138 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=0.049101Jy sigma=0.446016 ! Fit after self-cal, rms=0.049080Jy sigma=0.445849 wmodel J1931+3122_X_map.mod ! Writing 175 model components to file: J1931+3122_X_map.mod wobs J1931+3122_X_uvs.fits ! Writing UV FITS file: J1931+3122_X_uvs.fits wwins J1931+3122_X_map.win ! wwins: Wrote 8 windows to J1931+3122_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 = -0.000243632 Jy ! Component: 100 - total flux cleaned = -0.000386379 Jy ! Component: 150 - total flux cleaned = -0.000520841 Jy ! Component: 200 - total flux cleaned = -0.000539657 Jy ! Component: 250 - total flux cleaned = -0.0006103 Jy ! Component: 300 - total flux cleaned = -0.000540937 Jy ! Component: 350 - total flux cleaned = -0.000491065 Jy ! Component: 400 - total flux cleaned = -0.000458437 Jy ! Component: 450 - total flux cleaned = -0.000410688 Jy ! Component: 500 - total flux cleaned = -0.000379459 Jy ! Component: 550 - total flux cleaned = -0.000333721 Jy ! Component: 600 - total flux cleaned = -0.000319503 Jy ! Component: 650 - total flux cleaned = -0.000305328 Jy ! Component: 700 - total flux cleaned = -0.000261941 Jy ! Component: 750 - total flux cleaned = -0.000247559 Jy ! Component: 800 - total flux cleaned = -0.000205716 Jy ! Component: 850 - total flux cleaned = -0.000178268 Jy ! Component: 900 - total flux cleaned = -0.00012426 Jy ! Component: 950 - total flux cleaned = -0.000110881 Jy ! Component: 1000 - total flux cleaned = -8.5115e-05 Jy ! Component: 1050 - total flux cleaned = -7.22139e-05 Jy ! Component: 1100 - total flux cleaned = -5.97313e-05 Jy ! Component: 1150 - total flux cleaned = -4.71627e-05 Jy ! Component: 1200 - total flux cleaned = -9.98039e-06 Jy ! Component: 1250 - total flux cleaned = 7.53069e-05 Jy ! Component: 1300 - total flux cleaned = 7.54756e-05 Jy ! Component: 1350 - total flux cleaned = 0.000123086 Jy ! Component: 1400 - total flux cleaned = 0.000134981 Jy ! Component: 1450 - total flux cleaned = 0.000181468 Jy ! Component: 1500 - total flux cleaned = 0.000227085 Jy ! Component: 1550 - total flux cleaned = 0.000215521 Jy ! Component: 1600 - total flux cleaned = 0.00019322 Jy ! Component: 1650 - total flux cleaned = 0.000193428 Jy ! Component: 1700 - total flux cleaned = 0.000182889 Jy ! Component: 1750 - total flux cleaned = 0.000236648 Jy ! Component: 1800 - total flux cleaned = 0.000215398 Jy ! Component: 1850 - total flux cleaned = 0.000236503 Jy ! Component: 1900 - total flux cleaned = 0.000226028 Jy ! Component: 1950 - total flux cleaned = 0.000215679 Jy ! Component: 2000 - total flux cleaned = 0.000256534 Jy ! Component: 2050 - total flux cleaned = 0.000216099 Jy ! Component: 2100 - total flux cleaned = 0.000256195 Jy ! Component: 2150 - total flux cleaned = 0.000285976 Jy ! Component: 2200 - total flux cleaned = 0.000295728 Jy ! Component: 2250 - total flux cleaned = 0.000315129 Jy ! Component: 2300 - total flux cleaned = 0.000344012 Jy ! Component: 2350 - total flux cleaned = 0.000353539 Jy ! Component: 2400 - total flux cleaned = 0.000381935 Jy ! Component: 2450 - total flux cleaned = 0.000391366 Jy ! Component: 2500 - total flux cleaned = 0.000410126 Jy ! Component: 2550 - total flux cleaned = 0.000447142 Jy ! Component: 2600 - total flux cleaned = 0.000437949 Jy ! Component: 2650 - total flux cleaned = 0.000447019 Jy ! Component: 2700 - total flux cleaned = 0.000483321 Jy ! Component: 2750 - total flux cleaned = 0.000528273 Jy ! Component: 2800 - total flux cleaned = 0.000519337 Jy ! Component: 2850 - total flux cleaned = 0.000572473 Jy ! Component: 2900 - total flux cleaned = 0.000598849 Jy ! Component: 2950 - total flux cleaned = 0.000598857 Jy ! Component: 3000 - total flux cleaned = 0.000616135 Jy ! Component: 3050 - total flux cleaned = 0.00063333 Jy ! Component: 3100 - total flux cleaned = 0.000607856 Jy ! Component: 3150 - total flux cleaned = 0.000641864 Jy ! Component: 3200 - total flux cleaned = 0.000692402 Jy ! Component: 3250 - total flux cleaned = 0.000700808 Jy ! Component: 3300 - total flux cleaned = 0.000667639 Jy ! Component: 3350 - total flux cleaned = 0.000708837 Jy ! Component: 3400 - total flux cleaned = 0.000692417 Jy ! Component: 3450 - total flux cleaned = 0.000692532 Jy ! Component: 3500 - total flux cleaned = 0.000740882 Jy ! Component: 3550 - total flux cleaned = 0.000716827 Jy ! Component: 3600 - total flux cleaned = 0.000748771 Jy ! Component: 3650 - total flux cleaned = 0.000732885 Jy ! Component: 3700 - total flux cleaned = 0.000732882 Jy ! Component: 3750 - total flux cleaned = 0.000725029 Jy ! Component: 3800 - total flux cleaned = 0.000748501 Jy ! Component: 3850 - total flux cleaned = 0.000748531 Jy ! Component: 3900 - total flux cleaned = 0.000802264 Jy ! Component: 3950 - total flux cleaned = 0.000786967 Jy ! Component: 4000 - total flux cleaned = 0.000824913 Jy ! Component: 4050 - total flux cleaned = 0.000832387 Jy ! Total flux subtracted in 4096 components = 0.000847388 Jy ! Clean residual min=-0.000688 max=0.000536 Jy/beam ! Clean residual mean=-0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.179985 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 482 components and 0.179985 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1931+3122_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8335 x 1.527 at -5.244 degrees (North through East) ! Clean map min=-0.00087915 max=0.055797 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1931+3122_X_map.fits wmodel /image_prod/ug002_uva//J1931+3122_X_map.mod ! Writing 482 model components to file: /image_prod/ug002_uva//J1931+3122_X_map.mod wobs /image_prod/ug002_uva//J1931+3122_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1931+3122_X_uvs.fits wwins /image_prod/ug002_uva//J1931+3122_X_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J1931+3122_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0557966 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000128495 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.690877 0.690877 1.38175 2.76351 5.52701 11.054 22.108 44.2161 88.4322 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.055 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 434.231 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1931+3122_X_dfm.log closed on Thu Mar 5 04:14:57 2020