! Started logfile: /image_prod/ug002_uva//J1508-1548_X_dfm.log on Thu Mar 5 02:06:13 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//J1508-1548_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1508-1548_X_uva.fits ! AN table 1: 50 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.885556 visibilities/baseline/integration-bin. ! Found source: J1508-1548 ! ! 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 19128 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 J1508-1548_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 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003253Jy sigma=8.727609 ! Fit after self-cal, rms=0.953258Jy sigma=8.285290 ! 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=0.655 mas, bmaj=1.589 mas, bpa=-2.265 degrees ! Estimated noise=1.1737 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 = 0.0368053 Jy ! Component: 100 - total flux cleaned = 0.0452182 Jy ! Total flux subtracted in 100 components = 0.0452182 Jy ! Clean residual min=-0.002917 max=0.003516 Jy/beam ! Clean residual mean=-0.000005 rms=0.000755 Jy/beam ! Combined flux in latest and established models = 0.0452182 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0452182 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=0.062582Jy sigma=0.492829 ! Fit after self-cal, rms=0.061420Jy sigma=0.482710 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00461016 Jy ! Component: 100 - total flux cleaned = 0.00723942 Jy ! Total flux subtracted in 100 components = 0.00723942 Jy ! Clean residual min=-0.002639 max=0.003379 Jy/beam ! Clean residual mean=-0.000003 rms=0.000670 Jy/beam ! Combined flux in latest and established models = 0.0524577 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0524577 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=0.060986Jy sigma=0.477449 ! Fit after self-cal, rms=0.061005Jy sigma=0.477314 ! 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=0.8462 mas, bmaj=1.878 mas, bpa=-0.8142 degrees ! Estimated noise=0.600871 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 (-1.6, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00401975 Jy ! Component: 100 - total flux cleaned = 0.00647317 Jy ! Component: 150 - total flux cleaned = 0.00814111 Jy ! Component: 200 - total flux cleaned = 0.00898337 Jy ! Total flux subtracted in 200 components = 0.00898337 Jy ! Clean residual min=-0.002081 max=0.002067 Jy/beam ! Clean residual mean=-0.000002 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.061441 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 0.061441 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=0.060724Jy sigma=0.474164 ! Fit after self-cal, rms=0.060677Jy sigma=0.473721 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8462 x 1.878 at -0.8142 degrees (North through East) ! Clean map min=-0.0018276 max=0.048977 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 0.98 KP 1.02 ! LA 0.93 MK 1.04 NL 1.06 OV 0.96 ! SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.99 KP 0.99 ! LA 0.91 MK 1.02 NL 1.10 OV 0.93 ! SC 1.07 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 0.98 KP 0.98 ! LA 0.95 MK 1.06 NL 1.03 OV 0.98 ! SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.99 KP 1.04 ! LA 0.94 MK 1.04 NL 1.13 OV 0.95 ! SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.20 KP 1.05 ! LA 0.89 MK 1.05 NL 1.07 OV 0.96 ! SC 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 1.16 KP 1.02 ! LA 0.93 MK 0.99 NL 1.06 OV 0.92 ! SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.05 HN 1.03 KP 1.06 ! LA 0.85 MK 0.87 NL 1.11 OV 0.93 ! SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HN 0.82 KP 1.06 ! LA 0.93 MK 1.07 NL 1.17 OV 0.90 ! SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.91 HN 0.91 KP 1.11 ! LA 0.90 MK 0.96 NL 1.12 OV 0.97 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.95 KP 1.04 ! LA 0.94 MK 1.02 NL 1.11 OV 0.94 ! SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.89 HN 0.87 KP 1.00 ! LA 0.89 MK 0.98 NL 1.11 OV 0.98 ! SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.82 KP 1.02 ! LA 0.94 MK 0.97 NL 1.06 OV 0.95 ! SC 0.96 ! ! ! Fit before self-cal, rms=0.060677Jy sigma=0.473721 ! Fit after self-cal, rms=0.059597Jy sigma=0.471729 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.849 mas, bmaj=1.89 mas, bpa=-0.6992 degrees ! Estimated noise=0.59186 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 = 0.0016241 Jy ! Component: 100 - total flux cleaned = 0.00197847 Jy ! Component: 150 - total flux cleaned = 0.00203009 Jy ! Component: 200 - total flux cleaned = 0.00198833 Jy ! Total flux subtracted in 200 components = 0.00198833 Jy ! Clean residual min=-0.001407 max=0.001366 Jy/beam ! Clean residual mean=-0.000000 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.0634294 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 42 components and 0.0634293 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=0.059546Jy sigma=0.471281 ! Fit after self-cal, rms=0.059593Jy sigma=0.471001 ! 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=0.059593Jy sigma=0.471001 ! Fit after self-cal, rms=0.059456Jy sigma=0.470379 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8478 mas, bmaj=1.877 mas, bpa=-0.5353 degrees ! Estimated noise=0.590759 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000934123 Jy ! Component: 100 - total flux cleaned = 0.00107237 Jy ! Component: 150 - total flux cleaned = 0.00109097 Jy ! Component: 200 - total flux cleaned = 0.00114269 Jy ! Total flux subtracted in 200 components = 0.00114269 Jy ! Clean residual min=-0.001318 max=0.001352 Jy/beam ! Clean residual mean=-0.000000 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.064572 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 52 components and 0.0645721 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=0.059436Jy sigma=0.470211 ! Fit after self-cal, rms=0.059449Jy sigma=0.470132 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 (-4.6, -11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0011613 Jy ! Component: 100 - total flux cleaned = 0.00168161 Jy ! Component: 150 - total flux cleaned = 0.0018506 Jy ! Component: 200 - total flux cleaned = 0.00190566 Jy ! Total flux subtracted in 200 components = 0.00190566 Jy ! Clean residual min=-0.001243 max=0.001077 Jy/beam ! Clean residual mean=-0.000001 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.0664777 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 66 components and 0.0664777 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=0.059419Jy sigma=0.469903 ! Fit after self-cal, rms=0.059403Jy sigma=0.469868 ! 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=0.059403Jy sigma=0.469868 ! Fit after self-cal, rms=0.059019Jy sigma=0.469827 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8466 mas, bmaj=1.87 mas, bpa=-0.4382 degrees ! Estimated noise=0.589604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000678896 Jy ! Component: 100 - total flux cleaned = 0.00100217 Jy ! Component: 150 - total flux cleaned = 0.00106657 Jy ! Component: 200 - total flux cleaned = 0.00112675 Jy ! Total flux subtracted in 200 components = 0.00112675 Jy ! Clean residual min=-0.001184 max=0.001027 Jy/beam ! Clean residual mean=-0.000001 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0676045 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 75 components and 0.0676045 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=0.059006Jy sigma=0.469733 ! Fit after self-cal, rms=0.058994Jy sigma=0.469717 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 = 0.000221059 Jy ! Component: 100 - total flux cleaned = 0.000251697 Jy ! Component: 150 - total flux cleaned = 0.000279331 Jy ! Component: 200 - total flux cleaned = 0.000318297 Jy ! Total flux subtracted in 200 components = 0.000318297 Jy ! Clean residual min=-0.001182 max=0.001028 Jy/beam ! Clean residual mean=-0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0679228 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 81 components and 0.0679228 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=0.058987Jy sigma=0.469664 ! Fit after self-cal, rms=0.058982Jy sigma=0.469660 ! 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=0.058982Jy sigma=0.469660 ! Fit after self-cal, rms=0.058790Jy sigma=0.469650 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.112 mas, bmaj=3.878 mas, bpa=6.545 degrees ! Estimated noise=0.738827 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000554674 Jy ! Component: 100 - total flux cleaned = 0.000644124 Jy ! Component: 150 - total flux cleaned = 0.000643357 Jy ! Component: 200 - total flux cleaned = 0.000673072 Jy ! Total flux subtracted in 200 components = 0.000673072 Jy ! Clean residual min=-0.000926 max=0.000990 Jy/beam ! Clean residual mean=-0.000002 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.0685959 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 97 components and 0.0685959 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=0.058792Jy sigma=0.469637 ! Fit after self-cal, rms=0.058788Jy sigma=0.469620 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 = 4.4937e-05 Jy ! Component: 100 - total flux cleaned = 2.06668e-05 Jy ! Component: 150 - total flux cleaned = 4.92289e-05 Jy ! Component: 200 - total flux cleaned = 7.5943e-05 Jy ! Total flux subtracted in 200 components = 7.5943e-05 Jy ! Clean residual min=-0.000963 max=0.000969 Jy/beam ! Clean residual mean=-0.000002 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.0686718 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 102 components and 0.0686718 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=0.058791Jy sigma=0.469625 ! Fit after self-cal, rms=0.058789Jy sigma=0.469617 ! 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=0.8454 mas, bmaj=1.866 mas, bpa=-0.4213 degrees ! Estimated noise=0.589395 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8454 x 1.866 at -0.4213 degrees (North through East) ! Clean map min=-0.0009992 max=0.047814 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=0.6535 mas, bmaj=1.574 mas, bpa=-1.804 degrees ! Estimated noise=1.14629 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0372863 Jy ! Component: 100 - total flux cleaned = 0.0461785 Jy ! Component: 150 - total flux cleaned = 0.0512772 Jy ! Component: 200 - total flux cleaned = 0.0548915 Jy ! Total flux subtracted in 200 components = 0.0548915 Jy ! Clean residual min=-0.002366 max=0.002660 Jy/beam ! Clean residual mean=-0.000002 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.0548915 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 0.0548915 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8454 mas, bmaj=1.866 mas, bpa=-0.4213 degrees ! Estimated noise=0.589395 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 = 0.00367227 Jy ! Component: 100 - total flux cleaned = 0.00578517 Jy ! Component: 150 - total flux cleaned = 0.00738688 Jy ! Component: 200 - total flux cleaned = 0.00870054 Jy ! Total flux subtracted in 200 components = 0.00870054 Jy ! Clean residual min=-0.001473 max=0.001414 Jy/beam ! Clean residual mean=-0.000002 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.063592 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 38 components and 0.063592 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=2.112 mas, bmaj=3.878 mas, bpa=6.545 degrees ! Estimated noise=0.738827 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016479 Jy ! Component: 100 - total flux cleaned = 0.00260409 Jy ! Component: 150 - total flux cleaned = 0.0033048 Jy ! Component: 200 - total flux cleaned = 0.0038334 Jy ! Total flux subtracted in 200 components = 0.0038334 Jy ! Clean residual min=-0.001058 max=0.001092 Jy/beam ! Clean residual mean=-0.000002 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.0674254 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 = 0.000313546 Jy ! Component: 100 - total flux cleaned = 0.000522893 Jy ! Component: 150 - total flux cleaned = 0.000666769 Jy ! Component: 200 - total flux cleaned = 0.000715944 Jy ! Total flux subtracted in 200 components = 0.000715944 Jy ! Clean residual min=-0.001014 max=0.001026 Jy/beam ! Clean residual mean=-0.000002 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0681413 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 78 components and 0.0681413 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8454 mas, bmaj=1.866 mas, bpa=-0.4213 degrees ! Estimated noise=0.589395 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.75955e-06 Jy ! Component: 100 - total flux cleaned = -2.17018e-05 Jy ! Component: 150 - total flux cleaned = -0.000124676 Jy ! Component: 200 - total flux cleaned = -0.000263957 Jy ! Total flux subtracted in 200 components = -0.000263957 Jy ! Clean residual min=-0.001205 max=0.001247 Jy/beam ! Clean residual mean=-0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0678774 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 94 components and 0.0678774 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=0.058818Jy sigma=0.469823 ! Fit after self-cal, rms=0.058818Jy sigma=0.469739 wmodel J1508-1548_X_map.mod ! Writing 94 model components to file: J1508-1548_X_map.mod wobs J1508-1548_X_uvs.fits ! Writing UV FITS file: J1508-1548_X_uvs.fits wwins J1508-1548_X_map.win ! wwins: Wrote 3 windows to J1508-1548_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 = -0.000180228 Jy ! Component: 100 - total flux cleaned = -0.000142982 Jy ! Component: 150 - total flux cleaned = -0.000142124 Jy ! Component: 200 - total flux cleaned = -9.04434e-05 Jy ! Component: 250 - total flux cleaned = -5.71772e-05 Jy ! Component: 300 - total flux cleaned = -2.48521e-05 Jy ! Component: 350 - total flux cleaned = -5.6454e-05 Jy ! Component: 400 - total flux cleaned = -7.16084e-05 Jy ! Component: 450 - total flux cleaned = -0.000101988 Jy ! Component: 500 - total flux cleaned = -0.000131751 Jy ! Component: 550 - total flux cleaned = -0.000146756 Jy ! Component: 600 - total flux cleaned = -0.000232768 Jy ! Component: 650 - total flux cleaned = -0.000260859 Jy ! Component: 700 - total flux cleaned = -0.000274716 Jy ! Component: 750 - total flux cleaned = -0.000342967 Jy ! Component: 800 - total flux cleaned = -0.000383165 Jy ! Component: 850 - total flux cleaned = -0.000422509 Jy ! Component: 900 - total flux cleaned = -0.000487517 Jy ! Component: 950 - total flux cleaned = -0.000551029 Jy ! Component: 1000 - total flux cleaned = -0.000563529 Jy ! Component: 1050 - total flux cleaned = -0.000637523 Jy ! Component: 1100 - total flux cleaned = -0.000661912 Jy ! Component: 1150 - total flux cleaned = -0.000722104 Jy ! Component: 1200 - total flux cleaned = -0.000781324 Jy ! Component: 1250 - total flux cleaned = -0.000781399 Jy ! Component: 1300 - total flux cleaned = -0.000816128 Jy ! Component: 1350 - total flux cleaned = -0.000827648 Jy ! Component: 1400 - total flux cleaned = -0.000884228 Jy ! Component: 1450 - total flux cleaned = -0.000895506 Jy ! Component: 1500 - total flux cleaned = -0.000917697 Jy ! Component: 1550 - total flux cleaned = -0.000939548 Jy ! Component: 1600 - total flux cleaned = -0.00091795 Jy ! Component: 1650 - total flux cleaned = -0.000896742 Jy ! Component: 1700 - total flux cleaned = -0.000896732 Jy ! Component: 1750 - total flux cleaned = -0.000855049 Jy ! Component: 1800 - total flux cleaned = -0.000865371 Jy ! Component: 1850 - total flux cleaned = -0.000855103 Jy ! Component: 1900 - total flux cleaned = -0.000875325 Jy ! Component: 1950 - total flux cleaned = -0.000804845 Jy ! Component: 2000 - total flux cleaned = -0.000824725 Jy ! Component: 2050 - total flux cleaned = -0.000805023 Jy ! Component: 2100 - total flux cleaned = -0.000824543 Jy ! Component: 2150 - total flux cleaned = -0.000814841 Jy ! Component: 2200 - total flux cleaned = -0.000843585 Jy ! Component: 2250 - total flux cleaned = -0.000805445 Jy ! Component: 2300 - total flux cleaned = -0.000852783 Jy ! Component: 2350 - total flux cleaned = -0.000871394 Jy ! Component: 2400 - total flux cleaned = -0.000843523 Jy ! Component: 2450 - total flux cleaned = -0.000852743 Jy ! Component: 2500 - total flux cleaned = -0.000843571 Jy ! Component: 2550 - total flux cleaned = -0.000834435 Jy ! Component: 2600 - total flux cleaned = -0.000843536 Jy ! Component: 2650 - total flux cleaned = -0.000843518 Jy ! Component: 2700 - total flux cleaned = -0.000834732 Jy ! Component: 2750 - total flux cleaned = -0.00086117 Jy ! Component: 2800 - total flux cleaned = -0.000870012 Jy ! Component: 2850 - total flux cleaned = -0.000861344 Jy ! Component: 2900 - total flux cleaned = -0.000869909 Jy ! Component: 2950 - total flux cleaned = -0.000886936 Jy ! Component: 3000 - total flux cleaned = -0.000853048 Jy ! Component: 3050 - total flux cleaned = -0.000827837 Jy ! Component: 3100 - total flux cleaned = -0.000869441 Jy ! Component: 3150 - total flux cleaned = -0.000861227 Jy ! Component: 3200 - total flux cleaned = -0.000869413 Jy ! Component: 3250 - total flux cleaned = -0.000869448 Jy ! Component: 3300 - total flux cleaned = -0.000909923 Jy ! Component: 3350 - total flux cleaned = -0.000942066 Jy ! Component: 3400 - total flux cleaned = -0.000966066 Jy ! Component: 3450 - total flux cleaned = -0.000958071 Jy ! Component: 3500 - total flux cleaned = -0.000997506 Jy ! Component: 3550 - total flux cleaned = -0.00100537 Jy ! Component: 3600 - total flux cleaned = -0.00108323 Jy ! Component: 3650 - total flux cleaned = -0.00106767 Jy ! Component: 3700 - total flux cleaned = -0.00109839 Jy ! Component: 3750 - total flux cleaned = -0.00108313 Jy ! Component: 3800 - total flux cleaned = -0.00112874 Jy ! Component: 3850 - total flux cleaned = -0.00112876 Jy ! Component: 3900 - total flux cleaned = -0.00114376 Jy ! Component: 3950 - total flux cleaned = -0.00115868 Jy ! Component: 4000 - total flux cleaned = -0.00116612 Jy ! Component: 4050 - total flux cleaned = -0.00117352 Jy ! Total flux subtracted in 4096 components = -0.00118814 Jy ! Clean residual min=-0.000397 max=0.000509 Jy/beam ! Clean residual mean=-0.000000 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.0666892 Jy keep ! Adding 259 model components to the UV plane model. ! The established model now contains 353 components and 0.0666892 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1508-1548_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8454 x 1.866 at -0.4213 degrees (North through East) ! Clean map min=-0.00081818 max=0.047678 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1508-1548_X_map.fits wmodel /image_prod/ug002_uva//J1508-1548_X_map.mod ! Writing 353 model components to file: /image_prod/ug002_uva//J1508-1548_X_map.mod wobs /image_prod/ug002_uva//J1508-1548_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1508-1548_X_uvs.fits wwins /image_prod/ug002_uva//J1508-1548_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1508-1548_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0476779 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000120338 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.757191 0.757191 1.51438 3.02876 6.05753 12.1151 24.2301 48.4602 96.9204 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.047 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 396.201 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1508-1548_X_dfm.log closed on Thu Mar 5 02:06:17 2020