! Started logfile: /image_prod/ug002_uva//J1717+1917_X_dfm.log on Thu Mar 5 03:11:11 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//J1717+1917_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1717+1917_X_uva.fits ! AN table 1: 45 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.970988 visibilities/baseline/integration-bin. ! Found source: J1717+1917 ! ! 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 18876 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 J1717+1917_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 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008738Jy sigma=8.854520 ! Fit after self-cal, rms=0.842734Jy sigma=7.389338 ! 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=0.6918 mas, bmaj=1.54 mas, bpa=-7.694 degrees ! Estimated noise=0.992533 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 = 0.12137 Jy ! Component: 100 - total flux cleaned = 0.147909 Jy ! Total flux subtracted in 100 components = 0.147909 Jy ! Clean residual min=-0.004646 max=0.007909 Jy/beam ! Clean residual mean=-0.000001 rms=0.001091 Jy/beam ! Combined flux in latest and established models = 0.147909 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.147909 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=0.062380Jy sigma=0.507972 ! Fit after self-cal, rms=0.062373Jy sigma=0.507901 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00827861 Jy ! Component: 100 - total flux cleaned = 0.013013 Jy ! Total flux subtracted in 100 components = 0.013013 Jy ! Clean residual min=-0.004395 max=0.006503 Jy/beam ! Clean residual mean=0.000000 rms=0.000960 Jy/beam ! Combined flux in latest and established models = 0.160922 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 18 components and 0.160922 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=0.060801Jy sigma=0.491985 ! Fit after self-cal, rms=0.060799Jy sigma=0.491895 ! Inverting map ! Added new window around map position (1.8, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00581593 Jy ! Component: 100 - total flux cleaned = 0.00930959 Jy ! Total flux subtracted in 100 components = 0.00930959 Jy ! Clean residual min=-0.004047 max=0.005901 Jy/beam ! Clean residual mean=0.000001 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.170231 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 28 components and 0.170231 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=0.060070Jy sigma=0.485483 ! Fit after self-cal, rms=0.060028Jy sigma=0.485094 ! 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=0.8651 mas, bmaj=1.788 mas, bpa=-7.592 degrees ! Estimated noise=0.595337 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 (-2.2, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00562449 Jy ! Component: 100 - total flux cleaned = 0.00934375 Jy ! Component: 150 - total flux cleaned = 0.0121952 Jy ! Component: 200 - total flux cleaned = 0.0139318 Jy ! Total flux subtracted in 200 components = 0.0139318 Jy ! Clean residual min=-0.003436 max=0.003691 Jy/beam ! Clean residual mean=0.000005 rms=0.000787 Jy/beam ! Combined flux in latest and established models = 0.184163 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 49 components and 0.184163 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=0.059301Jy sigma=0.479334 ! Fit after self-cal, rms=0.059280Jy sigma=0.479127 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8651 x 1.788 at -7.592 degrees (North through East) ! Clean map min=-0.0033662 max=0.15695 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.99 KP 1.04 ! LA 1.00 MK 1.04 NL 1.04 PT 0.91 ! SC 1.13 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.94 KP 1.02 ! LA 1.01 MK 0.98 NL 1.05 PT 0.95 ! SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.97 KP 1.01 ! LA 0.99 MK 1.02 NL 1.04 PT 0.93 ! SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 HN 0.98 KP 1.02 ! LA 1.04 MK 1.04 NL 1.03 PT 0.93 ! SC 1.08 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 HN 0.94 KP 1.03 ! LA 0.99 MK 1.01 NL 1.04 PT 0.90 ! SC 1.09 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.93 KP 1.02 ! LA 0.96 MK 1.00 NL 1.05 PT 0.90 ! SC 1.11 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 HN 0.93 KP 1.01 ! LA 0.98 MK 1.10 NL 1.06 PT 0.90 ! SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 0.95 KP 1.07 ! LA 1.01 MK 0.98 NL 1.06 PT 0.91 ! SC 1.08 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.97 KP 0.99 ! LA 1.02 MK 1.03 NL 1.04 PT 0.91 ! SC 1.14 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.95 KP 1.02 ! LA 1.02 MK 1.04 NL 1.05 PT 0.92 ! SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 0.94 KP 1.02 ! LA 1.01 MK 1.02 NL 1.03 PT 0.97 ! SC 1.11 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.95 HN 1.00 KP 1.05 ! LA 1.00 MK 1.02 NL 1.07 PT 0.91 ! SC 1.12 ! ! ! Fit before self-cal, rms=0.059280Jy sigma=0.479127 ! Fit after self-cal, rms=0.057694Jy sigma=0.467825 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8777 mas, bmaj=1.802 mas, bpa=-8.177 degrees ! Estimated noise=0.594293 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 = -0.000713963 Jy ! Component: 100 - total flux cleaned = -0.00155309 Jy ! Component: 150 - total flux cleaned = -0.00176774 Jy ! Component: 200 - total flux cleaned = -0.00181479 Jy ! Total flux subtracted in 200 components = -0.00181479 Jy ! Clean residual min=-0.002263 max=0.002149 Jy/beam ! Clean residual mean=-0.000002 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.182348 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 70 components and 0.182348 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=0.057545Jy sigma=0.466887 ! Fit after self-cal, rms=0.057547Jy sigma=0.466776 ! 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=0.057547Jy sigma=0.466776 ! Fit after self-cal, rms=0.059178Jy sigma=0.460488 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8754 mas, bmaj=1.793 mas, bpa=-7.841 degrees ! Estimated noise=0.595086 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000866168 Jy ! Component: 100 - total flux cleaned = -0.00114724 Jy ! Component: 150 - total flux cleaned = -0.00129849 Jy ! Component: 200 - total flux cleaned = -0.00148976 Jy ! Total flux subtracted in 200 components = -0.00148976 Jy ! Clean residual min=-0.001344 max=0.001820 Jy/beam ! Clean residual mean=-0.000002 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.180858 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 82 components and 0.180858 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=0.059112Jy sigma=0.459926 ! Fit after self-cal, rms=0.059149Jy sigma=0.459871 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 (1.4, 13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107914 Jy ! Component: 100 - total flux cleaned = 0.00100581 Jy ! Component: 150 - total flux cleaned = 0.000879271 Jy ! Component: 200 - total flux cleaned = 0.000735377 Jy ! Total flux subtracted in 200 components = 0.000735377 Jy ! Clean residual min=-0.001241 max=0.001383 Jy/beam ! Clean residual mean=-0.000001 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.181594 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 102 components and 0.181594 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=0.059090Jy sigma=0.459407 ! Fit after self-cal, rms=0.059090Jy sigma=0.459393 ! Inverting map ! Added new window around map position (-0.8, -8.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131116 Jy ! Component: 100 - total flux cleaned = 0.00164361 Jy ! Component: 150 - total flux cleaned = 0.0018407 Jy ! Component: 200 - total flux cleaned = 0.00194067 Jy ! Total flux subtracted in 200 components = 0.00194067 Jy ! Clean residual min=-0.001219 max=0.001330 Jy/beam ! Clean residual mean=-0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.183535 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 115 components and 0.183535 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=0.059042Jy sigma=0.459076 ! Fit after self-cal, rms=0.059041Jy sigma=0.459065 ! Inverting map ! Added new window around map position (29.8, -31.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114879 Jy ! Component: 100 - total flux cleaned = 0.00154986 Jy ! Component: 150 - total flux cleaned = 0.00169235 Jy ! Component: 200 - total flux cleaned = 0.00169264 Jy ! Total flux subtracted in 200 components = 0.00169264 Jy ! Clean residual min=-0.001145 max=0.001119 Jy/beam ! Clean residual mean=-0.000001 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.185227 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 128 components and 0.185227 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=0.059012Jy sigma=0.458794 ! Fit after self-cal, rms=0.059010Jy sigma=0.458783 ! 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=0.059010Jy sigma=0.458783 ! Fit after self-cal, rms=0.059587Jy sigma=0.458575 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8746 mas, bmaj=1.79 mas, bpa=-7.811 degrees ! Estimated noise=0.595419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000645748 Jy ! Component: 100 - total flux cleaned = -0.000765602 Jy ! Component: 150 - total flux cleaned = -0.000691904 Jy ! Component: 200 - total flux cleaned = -0.000648945 Jy ! Total flux subtracted in 200 components = -0.000648945 Jy ! Clean residual min=-0.001056 max=0.001054 Jy/beam ! Clean residual mean=-0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.184578 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 136 components and 0.184578 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=0.059559Jy sigma=0.458369 ! Fit after self-cal, rms=0.059565Jy sigma=0.458362 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 = 4.31841e-05 Jy ! Component: 100 - total flux cleaned = 0.000103169 Jy ! Component: 150 - total flux cleaned = 0.000140408 Jy ! Component: 200 - total flux cleaned = 0.000121973 Jy ! Total flux subtracted in 200 components = 0.000121973 Jy ! Clean residual min=-0.001033 max=0.001014 Jy/beam ! Clean residual mean=-0.000000 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.1847 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 146 components and 0.1847 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=0.059552Jy sigma=0.458263 ! Fit after self-cal, rms=0.059552Jy sigma=0.458261 ! 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=0.059552Jy sigma=0.458261 ! Fit after self-cal, rms=0.059650Jy sigma=0.458217 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.165 mas, bmaj=2.632 mas, bpa=-5.571 degrees ! Estimated noise=0.75791 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000306092 Jy ! Component: 100 - total flux cleaned = -0.0004525 Jy ! Component: 150 - total flux cleaned = -0.000589818 Jy ! Component: 200 - total flux cleaned = -0.000639118 Jy ! Total flux subtracted in 200 components = -0.000639118 Jy ! Clean residual min=-0.001064 max=0.001160 Jy/beam ! Clean residual mean=0.000000 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.184061 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 163 components and 0.184061 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=0.059639Jy sigma=0.458158 ! Fit after self-cal, rms=0.059638Jy sigma=0.458140 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 (-2, 5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00078655 Jy ! Component: 100 - total flux cleaned = 0.000992979 Jy ! Component: 150 - total flux cleaned = 0.00108123 Jy ! Component: 200 - total flux cleaned = 0.0011454 Jy ! Total flux subtracted in 200 components = 0.0011454 Jy ! Clean residual min=-0.000965 max=0.000892 Jy/beam ! Clean residual mean=-0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.185206 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 189 components and 0.185206 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=0.059623Jy sigma=0.458034 ! Fit after self-cal, rms=0.059621Jy sigma=0.458024 ! 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=0.8744 mas, bmaj=1.789 mas, bpa=-7.769 degrees ! Estimated noise=0.595411 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8744 x 1.789 at -7.769 degrees (North through East) ! Clean map min=-0.00090641 max=0.15693 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=0.6992 mas, bmaj=1.54 mas, bpa=-7.79 degrees ! Estimated noise=1.0011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.122363 Jy ! Component: 100 - total flux cleaned = 0.149068 Jy ! Component: 150 - total flux cleaned = 0.156893 Jy ! Component: 200 - total flux cleaned = 0.16144 Jy ! Total flux subtracted in 200 components = 0.16144 Jy ! Clean residual min=-0.002412 max=0.002686 Jy/beam ! Clean residual mean=-0.000001 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.16144 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.16144 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8744 mas, bmaj=1.789 mas, bpa=-7.769 degrees ! Estimated noise=0.595411 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 = 0.00486936 Jy ! Component: 100 - total flux cleaned = 0.00801009 Jy ! Component: 150 - total flux cleaned = 0.0103366 Jy ! Component: 200 - total flux cleaned = 0.0122191 Jy ! Total flux subtracted in 200 components = 0.0122191 Jy ! Clean residual min=-0.001351 max=0.001408 Jy/beam ! Clean residual mean=0.000000 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.173659 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 60 components and 0.173659 Jy ! Inverting map ! Added new window around map position (1.8, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166264 Jy ! Component: 100 - total flux cleaned = 0.00296752 Jy ! Component: 150 - total flux cleaned = 0.00403168 Jy ! Component: 200 - total flux cleaned = 0.00499592 Jy ! Total flux subtracted in 200 components = 0.00499592 Jy ! Clean residual min=-0.001232 max=0.001184 Jy/beam ! Clean residual mean=0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.178655 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 79 components and 0.178655 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=2.165 mas, bmaj=2.632 mas, bpa=-5.571 degrees ! Estimated noise=0.75791 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125374 Jy ! Component: 100 - total flux cleaned = 0.00207058 Jy ! Component: 150 - total flux cleaned = 0.00274699 Jy ! Component: 200 - total flux cleaned = 0.00327815 Jy ! Total flux subtracted in 200 components = 0.00327815 Jy ! Clean residual min=-0.001085 max=0.001008 Jy/beam ! Clean residual mean=-0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.181933 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 = 0.000390696 Jy ! Component: 100 - total flux cleaned = 0.000642812 Jy ! Component: 150 - total flux cleaned = 0.000803853 Jy ! Component: 200 - total flux cleaned = 0.000972817 Jy ! Total flux subtracted in 200 components = 0.000972817 Jy ! Clean residual min=-0.000988 max=0.000968 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.182906 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 143 components and 0.182906 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8744 mas, bmaj=1.789 mas, bpa=-7.769 degrees ! Estimated noise=0.595411 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000549474 Jy ! Component: 100 - total flux cleaned = 0.000987755 Jy ! Component: 150 - total flux cleaned = 0.00133099 Jy ! Component: 200 - total flux cleaned = 0.00157206 Jy ! Total flux subtracted in 200 components = 0.00157206 Jy ! Clean residual min=-0.001026 max=0.001122 Jy/beam ! Clean residual mean=-0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.184478 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 163 components and 0.184478 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=0.059640Jy sigma=0.458194 ! Fit after self-cal, rms=0.059631Jy sigma=0.458142 wmodel J1717+1917_X_map.mod ! Writing 163 model components to file: J1717+1917_X_map.mod wobs J1717+1917_X_uvs.fits ! Writing UV FITS file: J1717+1917_X_uvs.fits wwins J1717+1917_X_map.win ! wwins: Wrote 8 windows to J1717+1917_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 = -7.13589e-05 Jy ! Component: 100 - total flux cleaned = -0.000178249 Jy ! Component: 150 - total flux cleaned = -0.000367387 Jy ! Component: 200 - total flux cleaned = -0.000567757 Jy ! Component: 250 - total flux cleaned = -0.000714505 Jy ! Component: 300 - total flux cleaned = -0.000826103 Jy ! Component: 350 - total flux cleaned = -0.000982406 Jy ! Component: 400 - total flux cleaned = -0.00107465 Jy ! Component: 450 - total flux cleaned = -0.00119605 Jy ! Component: 500 - total flux cleaned = -0.00127094 Jy ! Component: 550 - total flux cleaned = -0.00137443 Jy ! Component: 600 - total flux cleaned = -0.0014619 Jy ! Component: 650 - total flux cleaned = -0.0015052 Jy ! Component: 700 - total flux cleaned = -0.00156218 Jy ! Component: 750 - total flux cleaned = -0.00161872 Jy ! Component: 800 - total flux cleaned = -0.00167454 Jy ! Component: 850 - total flux cleaned = -0.00175721 Jy ! Component: 900 - total flux cleaned = -0.00183887 Jy ! Component: 950 - total flux cleaned = -0.00193314 Jy ! Component: 1000 - total flux cleaned = -0.00195979 Jy ! Component: 1050 - total flux cleaned = -0.00198625 Jy ! Component: 1100 - total flux cleaned = -0.00199951 Jy ! Component: 1150 - total flux cleaned = -0.00203849 Jy ! Component: 1200 - total flux cleaned = -0.002077 Jy ! Component: 1250 - total flux cleaned = -0.00215324 Jy ! Component: 1300 - total flux cleaned = -0.00214052 Jy ! Component: 1350 - total flux cleaned = -0.00216548 Jy ! Component: 1400 - total flux cleaned = -0.00217778 Jy ! Component: 1450 - total flux cleaned = -0.00219011 Jy ! Component: 1500 - total flux cleaned = -0.00225111 Jy ! Component: 1550 - total flux cleaned = -0.00225096 Jy ! Component: 1600 - total flux cleaned = -0.00228681 Jy ! Component: 1650 - total flux cleaned = -0.00227499 Jy ! Component: 1700 - total flux cleaned = -0.00232216 Jy ! Component: 1750 - total flux cleaned = -0.00232218 Jy ! Component: 1800 - total flux cleaned = -0.0023454 Jy ! Component: 1850 - total flux cleaned = -0.00234537 Jy ! Component: 1900 - total flux cleaned = -0.00234546 Jy ! Component: 1950 - total flux cleaned = -0.0023342 Jy ! Component: 2000 - total flux cleaned = -0.00239071 Jy ! Component: 2050 - total flux cleaned = -0.00237947 Jy ! Component: 2100 - total flux cleaned = -0.00239069 Jy ! Component: 2150 - total flux cleaned = -0.00239067 Jy ! Component: 2200 - total flux cleaned = -0.00240173 Jy ! Component: 2250 - total flux cleaned = -0.00242362 Jy ! Component: 2300 - total flux cleaned = -0.00242353 Jy ! Component: 2350 - total flux cleaned = -0.00238054 Jy ! Component: 2400 - total flux cleaned = -0.00241262 Jy ! Component: 2450 - total flux cleaned = -0.00235944 Jy ! Component: 2500 - total flux cleaned = -0.00238074 Jy ! Component: 2550 - total flux cleaned = -0.00241219 Jy ! Component: 2600 - total flux cleaned = -0.00240169 Jy ! Component: 2650 - total flux cleaned = -0.00238082 Jy ! Component: 2700 - total flux cleaned = -0.00241183 Jy ! Component: 2750 - total flux cleaned = -0.00237073 Jy ! Component: 2800 - total flux cleaned = -0.00238096 Jy ! Component: 2850 - total flux cleaned = -0.00235042 Jy ! Component: 2900 - total flux cleaned = -0.0023404 Jy ! Component: 2950 - total flux cleaned = -0.00234049 Jy ! Component: 3000 - total flux cleaned = -0.00228079 Jy ! Component: 3050 - total flux cleaned = -0.00234035 Jy ! Component: 3100 - total flux cleaned = -0.0023008 Jy ! Component: 3150 - total flux cleaned = -0.00229108 Jy ! Component: 3200 - total flux cleaned = -0.00228128 Jy ! Component: 3250 - total flux cleaned = -0.00227154 Jy ! Component: 3300 - total flux cleaned = -0.00226198 Jy ! Component: 3350 - total flux cleaned = -0.00224278 Jy ! Component: 3400 - total flux cleaned = -0.00221419 Jy ! Component: 3450 - total flux cleaned = -0.00217628 Jy ! Component: 3500 - total flux cleaned = -0.00218571 Jy ! Component: 3550 - total flux cleaned = -0.00219507 Jy ! Component: 3600 - total flux cleaned = -0.00217639 Jy ! Component: 3650 - total flux cleaned = -0.00217635 Jy ! Component: 3700 - total flux cleaned = -0.0021856 Jy ! Component: 3750 - total flux cleaned = -0.00218563 Jy ! Component: 3800 - total flux cleaned = -0.00219476 Jy ! Component: 3850 - total flux cleaned = -0.00220383 Jy ! Component: 3900 - total flux cleaned = -0.0021857 Jy ! Component: 3950 - total flux cleaned = -0.00216767 Jy ! Component: 4000 - total flux cleaned = -0.00216764 Jy ! Component: 4050 - total flux cleaned = -0.00216771 Jy ! Total flux subtracted in 4096 components = -0.00221217 Jy ! Clean residual min=-0.000477 max=0.000557 Jy/beam ! Clean residual mean=0.000000 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.182266 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 452 components and 0.182266 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1717+1917_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8744 x 1.789 at -7.769 degrees (North through East) ! Clean map min=-0.00079917 max=0.15792 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1717+1917_X_map.fits wmodel /image_prod/ug002_uva//J1717+1917_X_map.mod ! Writing 452 model components to file: /image_prod/ug002_uva//J1717+1917_X_map.mod wobs /image_prod/ug002_uva//J1717+1917_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1717+1917_X_uvs.fits wwins /image_prod/ug002_uva//J1717+1917_X_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J1717+1917_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.157923 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000149683 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.284348 0.284348 0.568696 1.13739 2.27478 4.54957 9.09914 18.1983 36.3966 72.7931 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.157 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1055.04 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1717+1917_X_dfm.log closed on Thu Mar 5 03:11:16 2020