! Started logfile: /image_prod/ug002_uva//J0538+0008_X_b_dfm.log on Wed Mar 4 20:56:11 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//J0538+0008_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0538+0008_X_b_uva.fits ! AN table 1: 180 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.861111 visibilities/baseline/integration-bin. ! Found source: J0538+0008 ! ! 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 66960 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 J0538+0008_X_b] 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 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001469Jy sigma=9.887227 ! Fit after self-cal, rms=0.978889Jy sigma=9.669967 ! 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=0.7164 mas, bmaj=3.451 mas, bpa=-18.48 degrees ! Estimated noise=0.639874 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 = 0.0173223 Jy ! Component: 100 - total flux cleaned = 0.0203378 Jy ! Total flux subtracted in 100 components = 0.0203378 Jy ! Clean residual min=-0.001704 max=0.001851 Jy/beam ! Clean residual mean=0.000000 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.0203378 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0203378 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=0.047897Jy sigma=0.449115 ! Fit after self-cal, rms=0.046232Jy sigma=0.432026 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306438 Jy ! Component: 100 - total flux cleaned = 0.00251564 Jy ! Total flux subtracted in 100 components = 0.00251564 Jy ! Clean residual min=-0.001781 max=0.001692 Jy/beam ! Clean residual mean=0.000000 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.0228534 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 8 components and 0.0228534 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=0.045902Jy sigma=0.429154 ! Fit after self-cal, rms=0.045861Jy sigma=0.428885 ! 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=0.9155 mas, bmaj=3.48 mas, bpa=-17.34 degrees ! Estimated noise=0.280303 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 = -2.18786e-06 Jy ! Component: 100 - total flux cleaned = -1.02927e-05 Jy ! Component: 150 - total flux cleaned = -1.05831e-05 Jy ! Component: 200 - total flux cleaned = -9.95322e-05 Jy ! Total flux subtracted in 200 components = -9.95322e-05 Jy ! Clean residual min=-0.001430 max=0.001385 Jy/beam ! Clean residual mean=0.000001 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0227539 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 22 components and 0.0227539 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=0.045808Jy sigma=0.428524 ! Fit after self-cal, rms=0.045780Jy sigma=0.428399 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9155 x 3.48 at -17.34 degrees (North through East) ! Clean map min=-0.0026698 max=0.026193 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.88 KP 1.19 ! LA 1.06 MK 1.10 NL 1.07 OV 1.13 ! PT 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.87 KP 1.20 ! LA 1.07 MK 1.15 NL 1.00 OV 1.19 ! PT 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.06 HN 0.83 KP 1.16 ! LA 1.10 MK 1.18 NL 0.99 OV 1.07 ! PT 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.09 HN 0.87 KP 1.12 ! LA 1.02 MK 1.09 NL 1.00 OV 1.11 ! PT 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.05 HN 0.79 KP 1.16 ! LA 1.06 MK 1.14 NL 0.97 OV 1.14 ! PT 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 1.05 HN 0.81 KP 1.17 ! LA 1.02 MK 1.08 NL 0.95 OV 1.12 ! PT 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 0.83 KP 1.17 ! LA 1.03 MK 1.03 NL 0.96 OV 1.14 ! PT 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.02 HN 0.82 KP 1.19 ! LA 1.02 MK 1.06 NL 0.91 OV 1.05 ! PT 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.99 HN 0.80 KP 1.17 ! LA 0.99 MK 1.02 NL 0.94 OV 1.08 ! PT 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.95 HN 0.78 KP 1.15 ! LA 1.04 MK 1.03 NL 0.93 OV 1.06 ! PT 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.91 HN 0.80 KP 1.10 ! LA 0.96 MK 0.94 NL 0.90 OV 1.02 ! PT 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.92 HN 0.73 KP 1.13 ! LA 1.01 MK 0.89 NL 0.87 OV 1.00 ! PT 0.90 ! ! ! Fit before self-cal, rms=0.045780Jy sigma=0.428399 ! Fit after self-cal, rms=0.043862Jy sigma=0.426471 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.903 mas, bmaj=3.425 mas, bpa=-16.94 degrees ! Estimated noise=0.278495 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 = 0.000639222 Jy ! Component: 100 - total flux cleaned = 0.000797289 Jy ! Component: 150 - total flux cleaned = 0.000907112 Jy ! Component: 200 - total flux cleaned = 0.0009947 Jy ! Total flux subtracted in 200 components = 0.0009947 Jy ! Clean residual min=-0.000735 max=0.000736 Jy/beam ! Clean residual mean=0.000001 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.0237486 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 37 components and 0.0237486 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=0.043853Jy sigma=0.426361 ! Fit after self-cal, rms=0.043858Jy sigma=0.425634 ! 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=0.043858Jy sigma=0.425634 ! Fit after self-cal, rms=0.044575Jy sigma=0.424763 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9009 mas, bmaj=3.419 mas, bpa=-16.78 degrees ! Estimated noise=0.28041 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000257559 Jy ! Component: 100 - total flux cleaned = 0.000343204 Jy ! Component: 150 - total flux cleaned = 0.000410084 Jy ! Component: 200 - total flux cleaned = 0.000459166 Jy ! Total flux subtracted in 200 components = 0.000459166 Jy ! Clean residual min=-0.000568 max=0.000476 Jy/beam ! Clean residual mean=0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.0242078 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 42 components and 0.0242078 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=0.044573Jy sigma=0.424738 ! Fit after self-cal, rms=0.044638Jy sigma=0.424539 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.4191e-05 Jy ! Component: 100 - total flux cleaned = -0.000128887 Jy ! Component: 150 - total flux cleaned = -0.000146792 Jy ! Component: 200 - total flux cleaned = -0.000154241 Jy ! Total flux subtracted in 200 components = -0.000154241 Jy ! Clean residual min=-0.000618 max=0.000483 Jy/beam ! Clean residual mean=0.000000 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.0240535 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 47 components and 0.0240535 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=0.044636Jy sigma=0.424529 ! Fit after self-cal, rms=0.044644Jy sigma=0.424486 ! 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=0.044644Jy sigma=0.424486 ! Fit after self-cal, rms=0.045062Jy sigma=0.424306 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8981 mas, bmaj=3.426 mas, bpa=-16.73 degrees ! Estimated noise=0.279467 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000116161 Jy ! Component: 100 - total flux cleaned = 0.00015123 Jy ! Component: 150 - total flux cleaned = 0.000187974 Jy ! Component: 200 - total flux cleaned = 0.000206384 Jy ! Total flux subtracted in 200 components = 0.000206384 Jy ! Clean residual min=-0.000514 max=0.000491 Jy/beam ! Clean residual mean=-0.000000 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.0242599 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 54 components and 0.0242599 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=0.045060Jy sigma=0.424295 ! Fit after self-cal, rms=0.045110Jy sigma=0.424202 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.72118e-06 Jy ! Component: 100 - total flux cleaned = -4.56846e-05 Jy ! Component: 150 - total flux cleaned = -6.69289e-05 Jy ! Component: 200 - total flux cleaned = -7.19779e-05 Jy ! Total flux subtracted in 200 components = -7.19779e-05 Jy ! Clean residual min=-0.000533 max=0.000488 Jy/beam ! Clean residual mean=-0.000000 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0241879 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 61 components and 0.0241879 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=0.045109Jy sigma=0.424201 ! Fit after self-cal, rms=0.045111Jy sigma=0.424189 ! 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=0.045111Jy sigma=0.424189 ! Fit after self-cal, rms=0.045216Jy sigma=0.424152 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.038 mas, bmaj=3.678 mas, bpa=-9.336 degrees ! Estimated noise=0.351697 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.57756e-06 Jy ! Component: 100 - total flux cleaned = 8.90425e-06 Jy ! Component: 150 - total flux cleaned = 1.33256e-05 Jy ! Component: 200 - total flux cleaned = 1.66771e-05 Jy ! Total flux subtracted in 200 components = 1.66771e-05 Jy ! Clean residual min=-0.000599 max=0.000583 Jy/beam ! Clean residual mean=-0.000000 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.0242046 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 67 components and 0.0242046 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=0.045215Jy sigma=0.424146 ! Fit after self-cal, rms=0.045246Jy sigma=0.424125 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.0179e-05 Jy ! Component: 100 - total flux cleaned = -4.82757e-05 Jy ! Component: 150 - total flux cleaned = -6.21095e-05 Jy ! Component: 200 - total flux cleaned = -7.14508e-05 Jy ! Total flux subtracted in 200 components = -7.14508e-05 Jy ! Clean residual min=-0.000596 max=0.000571 Jy/beam ! Clean residual mean=-0.000000 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.0241331 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 74 components and 0.0241331 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=0.045245Jy sigma=0.424126 ! Fit after self-cal, rms=0.045247Jy sigma=0.424111 ! 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=0.8956 mas, bmaj=3.435 mas, bpa=-16.71 degrees ! Estimated noise=0.278392 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8956 x 3.435 at -16.71 degrees (North through East) ! Clean map min=-0.0014281 max=0.025574 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=0.705 mas, bmaj=3.422 mas, bpa=-18.05 degrees ! Estimated noise=0.61808 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0196944 Jy ! Component: 100 - total flux cleaned = 0.0232562 Jy ! Component: 150 - total flux cleaned = 0.0231738 Jy ! Component: 200 - total flux cleaned = 0.0230945 Jy ! Total flux subtracted in 200 components = 0.0230945 Jy ! Clean residual min=-0.000940 max=0.001114 Jy/beam ! Clean residual mean=0.000000 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0230945 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0230945 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8956 mas, bmaj=3.435 mas, bpa=-16.71 degrees ! Estimated noise=0.278392 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 = 0.000526079 Jy ! Component: 100 - total flux cleaned = 0.00069964 Jy ! Component: 150 - total flux cleaned = 0.000839857 Jy ! Component: 200 - total flux cleaned = 0.000967542 Jy ! Total flux subtracted in 200 components = 0.000967542 Jy ! Clean residual min=-0.000476 max=0.000473 Jy/beam ! Clean residual mean=-0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0240621 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 35 components and 0.0240621 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=2.038 mas, bmaj=3.678 mas, bpa=-9.336 degrees ! Estimated noise=0.351697 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00014184 Jy ! Component: 100 - total flux cleaned = 0.000147414 Jy ! Component: 150 - total flux cleaned = 0.000147263 Jy ! Component: 200 - total flux cleaned = 0.000135523 Jy ! Total flux subtracted in 200 components = 0.000135523 Jy ! Clean residual min=-0.000588 max=0.000569 Jy/beam ! Clean residual mean=-0.000000 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.0241976 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 = -7.14245e-06 Jy ! Component: 100 - total flux cleaned = -1.67211e-05 Jy ! Component: 150 - total flux cleaned = -2.53508e-05 Jy ! Component: 200 - total flux cleaned = -3.06682e-05 Jy ! Total flux subtracted in 200 components = -3.06682e-05 Jy ! Clean residual min=-0.000593 max=0.000572 Jy/beam ! Clean residual mean=-0.000000 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.0241669 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 50 components and 0.0241669 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8956 mas, bmaj=3.435 mas, bpa=-16.71 degrees ! Estimated noise=0.278392 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.13534e-05 Jy ! Component: 100 - total flux cleaned = 2.19799e-05 Jy ! Component: 150 - total flux cleaned = 1.07146e-05 Jy ! Component: 200 - total flux cleaned = 3.91117e-07 Jy ! Total flux subtracted in 200 components = 3.91117e-07 Jy ! Clean residual min=-0.000506 max=0.000489 Jy/beam ! Clean residual mean=-0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0241673 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 59 components and 0.0241673 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=0.045247Jy sigma=0.424125 ! Fit after self-cal, rms=0.045237Jy sigma=0.424114 wmodel J0538+0008_X_b_map.mod ! Writing 59 model components to file: J0538+0008_X_b_map.mod wobs J0538+0008_X_b_uvs.fits ! Writing UV FITS file: J0538+0008_X_b_uvs.fits wwins J0538+0008_X_b_map.win ! wwins: Wrote 1 windows to J0538+0008_X_b_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 = -6.68705e-05 Jy ! Component: 100 - total flux cleaned = -9.99276e-05 Jy ! Component: 150 - total flux cleaned = -7.65651e-05 Jy ! Component: 200 - total flux cleaned = -6.16852e-05 Jy ! Component: 250 - total flux cleaned = -4.01706e-05 Jy ! Component: 300 - total flux cleaned = -5.43684e-05 Jy ! Component: 350 - total flux cleaned = -6.11583e-05 Jy ! Component: 400 - total flux cleaned = -6.10445e-05 Jy ! Component: 450 - total flux cleaned = -4.135e-05 Jy ! Component: 500 - total flux cleaned = -6.06744e-05 Jy ! Component: 550 - total flux cleaned = -6.03827e-05 Jy ! Component: 600 - total flux cleaned = -5.39192e-05 Jy ! Component: 650 - total flux cleaned = -3.55134e-05 Jy ! Component: 700 - total flux cleaned = -2.35381e-05 Jy ! Component: 750 - total flux cleaned = 2.65343e-08 Jy ! Component: 800 - total flux cleaned = -8.43274e-08 Jy ! Component: 850 - total flux cleaned = -5.74393e-06 Jy ! Component: 900 - total flux cleaned = -1.08812e-07 Jy ! Component: 950 - total flux cleaned = 5.40105e-06 Jy ! Component: 1000 - total flux cleaned = -7.30652e-08 Jy ! Component: 1050 - total flux cleaned = -1.09332e-05 Jy ! Component: 1100 - total flux cleaned = -1.63099e-05 Jy ! Component: 1150 - total flux cleaned = -4.25429e-05 Jy ! Component: 1200 - total flux cleaned = -3.21952e-05 Jy ! Component: 1250 - total flux cleaned = -3.72719e-05 Jy ! Component: 1300 - total flux cleaned = -3.7368e-05 Jy ! Component: 1350 - total flux cleaned = -3.73659e-05 Jy ! Component: 1400 - total flux cleaned = -3.72871e-05 Jy ! Component: 1450 - total flux cleaned = -3.25209e-05 Jy ! Component: 1500 - total flux cleaned = -4.20904e-05 Jy ! Component: 1550 - total flux cleaned = -3.73567e-05 Jy ! Component: 1600 - total flux cleaned = -3.26866e-05 Jy ! Component: 1650 - total flux cleaned = -4.1969e-05 Jy ! Component: 1700 - total flux cleaned = -9.8163e-06 Jy ! Component: 1750 - total flux cleaned = -2.34721e-05 Jy ! Component: 1800 - total flux cleaned = -2.34322e-05 Jy ! Component: 1850 - total flux cleaned = -1.00331e-05 Jy ! Component: 1900 - total flux cleaned = -1.88158e-05 Jy ! Component: 1950 - total flux cleaned = -5.77954e-06 Jy ! Component: 2000 - total flux cleaned = -1.00688e-05 Jy ! Component: 2050 - total flux cleaned = -1.86295e-05 Jy ! Component: 2100 - total flux cleaned = -2.70646e-05 Jy ! Component: 2150 - total flux cleaned = -3.53752e-05 Jy ! Component: 2200 - total flux cleaned = -3.54462e-05 Jy ! Component: 2250 - total flux cleaned = -4.36319e-05 Jy ! Component: 2300 - total flux cleaned = -5.58451e-05 Jy ! Component: 2350 - total flux cleaned = -6.39286e-05 Jy ! Component: 2400 - total flux cleaned = -7.98957e-05 Jy ! Component: 2450 - total flux cleaned = -8.78484e-05 Jy ! Component: 2500 - total flux cleaned = -0.000103509 Jy ! Component: 2550 - total flux cleaned = -9.57082e-05 Jy ! Component: 2600 - total flux cleaned = -9.57279e-05 Jy ! Component: 2650 - total flux cleaned = -0.000103387 Jy ! Component: 2700 - total flux cleaned = -0.000103451 Jy ! Component: 2750 - total flux cleaned = -9.96803e-05 Jy ! Component: 2800 - total flux cleaned = -0.000103445 Jy ! Component: 2850 - total flux cleaned = -0.000107104 Jy ! Component: 2900 - total flux cleaned = -0.000114416 Jy ! Component: 2950 - total flux cleaned = -9.2579e-05 Jy ! Component: 3000 - total flux cleaned = -0.000107041 Jy ! Component: 3050 - total flux cleaned = -0.000107092 Jy ! Component: 3100 - total flux cleaned = -0.00011067 Jy ! Component: 3150 - total flux cleaned = -0.000114225 Jy ! Component: 3200 - total flux cleaned = -0.00013169 Jy ! Component: 3250 - total flux cleaned = -0.000128209 Jy ! Component: 3300 - total flux cleaned = -0.000135132 Jy ! Component: 3350 - total flux cleaned = -0.000155705 Jy ! Component: 3400 - total flux cleaned = -0.000165917 Jy ! Component: 3450 - total flux cleaned = -0.000172669 Jy ! Component: 3500 - total flux cleaned = -0.000172663 Jy ! Component: 3550 - total flux cleaned = -0.000202652 Jy ! Component: 3600 - total flux cleaned = -0.00020592 Jy ! Component: 3650 - total flux cleaned = -0.000215778 Jy ! Component: 3700 - total flux cleaned = -0.000225563 Jy ! Component: 3750 - total flux cleaned = -0.000222339 Jy ! Component: 3800 - total flux cleaned = -0.000248097 Jy ! Component: 3850 - total flux cleaned = -0.000248092 Jy ! Component: 3900 - total flux cleaned = -0.00024491 Jy ! Component: 3950 - total flux cleaned = -0.000260717 Jy ! Component: 4000 - total flux cleaned = -0.00027014 Jy ! Component: 4050 - total flux cleaned = -0.000285757 Jy ! Total flux subtracted in 4096 components = -0.000279544 Jy ! Clean residual min=-0.000171 max=0.000188 Jy/beam ! Clean residual mean=-0.000000 rms=0.000057 Jy/beam ! Combined flux in latest and established models = 0.0238878 Jy keep ! Adding 297 model components to the UV plane model. ! The established model now contains 356 components and 0.0238878 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0538+0008_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8956 x 3.435 at -16.71 degrees (North through East) ! Clean map min=-0.0014025 max=0.025479 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0538+0008_X_b_map.fits wmodel /image_prod/ug002_uva//J0538+0008_X_b_map.mod ! Writing 356 model components to file: /image_prod/ug002_uva//J0538+0008_X_b_map.mod wobs /image_prod/ug002_uva//J0538+0008_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0538+0008_X_b_uvs.fits wwins /image_prod/ug002_uva//J0538+0008_X_b_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J0538+0008_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0254787 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.73353e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.675098 0.675098 1.3502 2.70039 5.40078 10.8016 21.6031 43.2062 86.4125 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.025 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 444.38 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0538+0008_X_b_dfm.log closed on Wed Mar 4 20:56:17 2020