! Started logfile: /image_prod/ug002_uva//J2241+4120_X_dfm.log on Thu Mar 5 05:50:51 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//J2241+4120_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2241+4120_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.90463 visibilities/baseline/integration-bin. ! Found source: J2241+4120 ! ! 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 23448 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 J2241+4120_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 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 26 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011973Jy sigma=8.854171 ! Fit after self-cal, rms=0.875756Jy sigma=7.599199 ! 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=0.8691 mas, bmaj=1.878 mas, bpa=-32.68 degrees ! Estimated noise=1.26607 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 = 0.0936817 Jy ! Component: 100 - total flux cleaned = 0.124949 Jy ! Total flux subtracted in 100 components = 0.124949 Jy ! Clean residual min=-0.005143 max=0.012680 Jy/beam ! Clean residual mean=-0.000002 rms=0.001493 Jy/beam ! Combined flux in latest and established models = 0.124949 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.124949 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=0.072816Jy sigma=0.536101 ! Fit after self-cal, rms=0.072688Jy sigma=0.535206 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133296 Jy ! Component: 100 - total flux cleaned = 0.0201623 Jy ! Total flux subtracted in 100 components = 0.0201623 Jy ! Clean residual min=-0.004917 max=0.005899 Jy/beam ! Clean residual mean=-0.000003 rms=0.001126 Jy/beam ! Combined flux in latest and established models = 0.145111 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 22 components and 0.145111 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=0.069680Jy sigma=0.503776 ! Fit after self-cal, rms=0.069662Jy sigma=0.503530 ! 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=1.217 mas, bmaj=2.118 mas, bpa=-32.81 degrees ! Estimated noise=0.547251 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 (-1.4, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00762101 Jy ! Component: 100 - total flux cleaned = 0.0119025 Jy ! Component: 150 - total flux cleaned = 0.0142003 Jy ! Component: 200 - total flux cleaned = 0.0143903 Jy ! Total flux subtracted in 200 components = 0.0143903 Jy ! Clean residual min=-0.005380 max=0.004263 Jy/beam ! Clean residual mean=-0.000000 rms=0.000916 Jy/beam ! Combined flux in latest and established models = 0.159501 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 58 components and 0.159501 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=0.068847Jy sigma=0.493855 ! Fit after self-cal, rms=0.068826Jy sigma=0.493503 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.217 x 2.118 at -32.81 degrees (North through East) ! Clean map min=-0.0051533 max=0.1255 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.01 HN 0.96 KP 1.09 ! LA 1.00 MK 1.06 NL 1.10 OV 0.96 ! PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.03 HN 0.97 KP 1.09 ! LA 1.00 MK 1.08 NL 1.12 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.02 HN 0.96 KP 1.09 ! LA 0.97 MK 1.18 NL 1.14 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.01 HN 0.95 KP 1.11 ! LA 1.02 MK 1.16 NL 1.14 OV 0.93 ! PT 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 HN 0.99 KP 1.09 ! LA 1.00 MK 1.07 NL 1.11 OV 0.91 ! PT 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.03 HN 0.99 KP 1.11 ! LA 1.00 MK 1.09 NL 1.10 OV 0.93 ! PT 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.01 HN 0.96 KP 1.09 ! LA 1.00 MK 1.07 NL 1.13 OV 0.92 ! PT 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.04 HN 0.96 KP 1.09 ! LA 1.03 MK 1.11 NL 1.10 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.03 HN 1.00 KP 1.06 ! LA 1.01 MK 1.10 NL 1.12 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.01 HN 0.97 KP 1.09 ! LA 1.01 MK 1.10 NL 1.12 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 HN 0.98 KP 1.12 ! LA 0.99 MK 1.13 NL 1.09 OV 0.93 ! PT 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.01 HN 0.99 KP 1.08 ! LA 1.03 MK 1.05 NL 1.11 OV 0.91 ! PT 0.90 ! ! ! Fit before self-cal, rms=0.068826Jy sigma=0.493503 ! Fit after self-cal, rms=0.065760Jy sigma=0.477290 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.249 mas, bmaj=2.135 mas, bpa=-33.37 degrees ! Estimated noise=0.547997 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 = 5.61184e-05 Jy ! Component: 100 - total flux cleaned = -0.000422465 Jy ! Component: 150 - total flux cleaned = -0.000591046 Jy ! Component: 200 - total flux cleaned = -0.000591116 Jy ! Total flux subtracted in 200 components = -0.000591116 Jy ! Clean residual min=-0.001483 max=0.001748 Jy/beam ! Clean residual mean=0.000006 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.15891 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 70 components and 0.15891 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=0.065706Jy sigma=0.476726 ! Fit after self-cal, rms=0.065696Jy sigma=0.476510 ! 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=0.065696Jy sigma=0.476510 ! Fit after self-cal, rms=0.066066Jy sigma=0.474596 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.255 mas, bmaj=2.134 mas, bpa=-33.23 degrees ! Estimated noise=0.548304 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000621262 Jy ! Component: 100 - total flux cleaned = -0.000504228 Jy ! Component: 150 - total flux cleaned = -0.000406345 Jy ! Component: 200 - total flux cleaned = -0.000299152 Jy ! Total flux subtracted in 200 components = -0.000299152 Jy ! Clean residual min=-0.001152 max=0.001535 Jy/beam ! Clean residual mean=0.000001 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.158611 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 81 components and 0.158611 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=0.066039Jy sigma=0.474349 ! Fit after self-cal, rms=0.066042Jy sigma=0.474317 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 (3.4, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135539 Jy ! Component: 100 - total flux cleaned = 0.00169079 Jy ! Component: 150 - total flux cleaned = 0.00184393 Jy ! Component: 200 - total flux cleaned = 0.00200182 Jy ! Total flux subtracted in 200 components = 0.00200182 Jy ! Clean residual min=-0.001102 max=0.001043 Jy/beam ! Clean residual mean=0.000000 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.160613 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 102 components and 0.160613 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=0.066008Jy sigma=0.474029 ! Fit after self-cal, rms=0.066002Jy sigma=0.474011 ! 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=0.066002Jy sigma=0.474011 ! Fit after self-cal, rms=0.065874Jy sigma=0.473936 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.256 mas, bmaj=2.131 mas, bpa=-33.16 degrees ! Estimated noise=0.547745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000155352 Jy ! Component: 100 - total flux cleaned = -2.37855e-05 Jy ! Component: 150 - total flux cleaned = 3.3258e-05 Jy ! Component: 200 - total flux cleaned = 8.50316e-05 Jy ! Total flux subtracted in 200 components = 8.50316e-05 Jy ! Clean residual min=-0.001062 max=0.000985 Jy/beam ! Clean residual mean=0.000000 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.160698 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 115 components and 0.160698 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065861Jy sigma=0.473816 ! Fit after self-cal, rms=0.065857Jy sigma=0.473810 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 = -5.11179e-06 Jy ! Component: 100 - total flux cleaned = 4.28985e-05 Jy ! Component: 150 - total flux cleaned = 7.28159e-05 Jy ! Component: 200 - total flux cleaned = 0.000101379 Jy ! Total flux subtracted in 200 components = 0.000101379 Jy ! Clean residual min=-0.001066 max=0.000978 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.160799 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 124 components and 0.160799 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=0.065849Jy sigma=0.473754 ! Fit after self-cal, rms=0.065847Jy sigma=0.473751 ! 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=0.065847Jy sigma=0.473751 ! Fit after self-cal, rms=0.065772Jy sigma=0.473729 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.539 mas, bmaj=2.687 mas, bpa=-53.52 degrees ! Estimated noise=0.590934 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.83594e-05 Jy ! Component: 100 - total flux cleaned = -0.000122494 Jy ! Component: 150 - total flux cleaned = -0.000101334 Jy ! Component: 200 - total flux cleaned = -7.35796e-05 Jy ! Total flux subtracted in 200 components = -7.35796e-05 Jy ! Clean residual min=-0.000960 max=0.000889 Jy/beam ! Clean residual mean=0.000001 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.160726 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 138 components and 0.160726 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=0.065769Jy sigma=0.473676 ! Fit after self-cal, rms=0.065767Jy sigma=0.473674 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 = 2.06562e-05 Jy ! Component: 100 - total flux cleaned = 3.77395e-05 Jy ! Component: 150 - total flux cleaned = 4.54656e-05 Jy ! Component: 200 - total flux cleaned = 3.81509e-05 Jy ! Total flux subtracted in 200 components = 3.81509e-05 Jy ! Clean residual min=-0.000950 max=0.000869 Jy/beam ! Clean residual mean=0.000001 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.160764 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 150 components and 0.160764 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=0.065766Jy sigma=0.473653 ! Fit after self-cal, rms=0.065766Jy sigma=0.473653 ! 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=1.256 mas, bmaj=2.129 mas, bpa=-33.12 degrees ! Estimated noise=0.547391 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.256 x 2.129 at -33.12 degrees (North through East) ! Clean map min=-0.001067 max=0.12603 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=0.898 mas, bmaj=1.894 mas, bpa=-32.88 degrees ! Estimated noise=1.27924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0939519 Jy ! Component: 100 - total flux cleaned = 0.124637 Jy ! Component: 150 - total flux cleaned = 0.137065 Jy ! Component: 200 - total flux cleaned = 0.143658 Jy ! Total flux subtracted in 200 components = 0.143658 Jy ! Clean residual min=-0.003011 max=0.003428 Jy/beam ! Clean residual mean=0.000001 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 0.143658 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.143658 Jy ! Inverting map and beam ! Estimated beam: bmin=1.256 mas, bmaj=2.129 mas, bpa=-33.12 degrees ! Estimated noise=0.547391 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 = 0.00576527 Jy ! Component: 100 - total flux cleaned = 0.0090289 Jy ! Component: 150 - total flux cleaned = 0.0111201 Jy ! Component: 200 - total flux cleaned = 0.0123928 Jy ! Total flux subtracted in 200 components = 0.0123928 Jy ! Clean residual min=-0.001244 max=0.001273 Jy/beam ! Clean residual mean=0.000002 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.156051 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 55 components and 0.156051 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=2.539 mas, bmaj=2.687 mas, bpa=-53.52 degrees ! Estimated noise=0.590934 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145355 Jy ! Component: 100 - total flux cleaned = 0.00225854 Jy ! Component: 150 - total flux cleaned = 0.0027854 Jy ! Component: 200 - total flux cleaned = 0.00312981 Jy ! Total flux subtracted in 200 components = 0.00312981 Jy ! Clean residual min=-0.001094 max=0.001071 Jy/beam ! Clean residual mean=0.000002 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.159181 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 = 0.000197437 Jy ! Component: 100 - total flux cleaned = 0.000372211 Jy ! Component: 150 - total flux cleaned = 0.000545964 Jy ! Component: 200 - total flux cleaned = 0.000699224 Jy ! Total flux subtracted in 200 components = 0.000699224 Jy ! Clean residual min=-0.001048 max=0.001008 Jy/beam ! Clean residual mean=0.000001 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.15988 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 106 components and 0.15988 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.256 mas, bmaj=2.129 mas, bpa=-33.12 degrees ! Estimated noise=0.547391 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000227735 Jy ! Component: 100 - total flux cleaned = 0.000201308 Jy ! Component: 150 - total flux cleaned = 0.000247027 Jy ! Component: 200 - total flux cleaned = 0.000268759 Jy ! Total flux subtracted in 200 components = 0.000268759 Jy ! Clean residual min=-0.001058 max=0.001023 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.160149 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 125 components and 0.160149 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=0.065780Jy sigma=0.473775 ! Fit after self-cal, rms=0.065772Jy sigma=0.473758 wmodel J2241+4120_X_map.mod ! Writing 125 model components to file: J2241+4120_X_map.mod wobs J2241+4120_X_uvs.fits ! Writing UV FITS file: J2241+4120_X_uvs.fits wwins J2241+4120_X_map.win ! wwins: Wrote 3 windows to J2241+4120_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 = -0.000257633 Jy ! Component: 100 - total flux cleaned = -0.000495265 Jy ! Component: 150 - total flux cleaned = -0.000686285 Jy ! Component: 200 - total flux cleaned = -0.000885468 Jy ! Component: 250 - total flux cleaned = -0.00101389 Jy ! Component: 300 - total flux cleaned = -0.0011694 Jy ! Component: 350 - total flux cleaned = -0.00121459 Jy ! Component: 400 - total flux cleaned = -0.00128875 Jy ! Component: 450 - total flux cleaned = -0.00131784 Jy ! Component: 500 - total flux cleaned = -0.00136036 Jy ! Component: 550 - total flux cleaned = -0.00138827 Jy ! Component: 600 - total flux cleaned = -0.00144312 Jy ! Component: 650 - total flux cleaned = -0.00141594 Jy ! Component: 700 - total flux cleaned = -0.00140261 Jy ! Component: 750 - total flux cleaned = -0.00137657 Jy ! Component: 800 - total flux cleaned = -0.00136364 Jy ! Component: 850 - total flux cleaned = -0.00133822 Jy ! Component: 900 - total flux cleaned = -0.00132574 Jy ! Component: 950 - total flux cleaned = -0.00128865 Jy ! Component: 1000 - total flux cleaned = -0.00126423 Jy ! Component: 1050 - total flux cleaned = -0.00121612 Jy ! Component: 1100 - total flux cleaned = -0.00118031 Jy ! Component: 1150 - total flux cleaned = -0.00114517 Jy ! Component: 1200 - total flux cleaned = -0.00111022 Jy ! Component: 1250 - total flux cleaned = -0.0010531 Jy ! Component: 1300 - total flux cleaned = -0.0010308 Jy ! Component: 1350 - total flux cleaned = -0.000997229 Jy ! Component: 1400 - total flux cleaned = -0.000930847 Jy ! Component: 1450 - total flux cleaned = -0.000876325 Jy ! Component: 1500 - total flux cleaned = -0.000822469 Jy ! Component: 1550 - total flux cleaned = -0.000801154 Jy ! Component: 1600 - total flux cleaned = -0.000790368 Jy ! Component: 1650 - total flux cleaned = -0.00073793 Jy ! Component: 1700 - total flux cleaned = -0.000706881 Jy ! Component: 1750 - total flux cleaned = -0.000686461 Jy ! Component: 1800 - total flux cleaned = -0.000666243 Jy ! Component: 1850 - total flux cleaned = -0.000666196 Jy ! Component: 1900 - total flux cleaned = -0.000616377 Jy ! Component: 1950 - total flux cleaned = -0.000626356 Jy ! Component: 2000 - total flux cleaned = -0.000596927 Jy ! Component: 2050 - total flux cleaned = -0.000606744 Jy ! Component: 2100 - total flux cleaned = -0.000626123 Jy ! Component: 2150 - total flux cleaned = -0.000568778 Jy ! Component: 2200 - total flux cleaned = -0.000578363 Jy ! Component: 2250 - total flux cleaned = -0.000616074 Jy ! Component: 2300 - total flux cleaned = -0.000597309 Jy ! Component: 2350 - total flux cleaned = -0.000606665 Jy ! Component: 2400 - total flux cleaned = -0.000615927 Jy ! Component: 2450 - total flux cleaned = -0.000643401 Jy ! Component: 2500 - total flux cleaned = -0.000661521 Jy ! Component: 2550 - total flux cleaned = -0.000679629 Jy ! Component: 2600 - total flux cleaned = -0.000706528 Jy ! Component: 2650 - total flux cleaned = -0.000706548 Jy ! Component: 2700 - total flux cleaned = -0.000741921 Jy ! Component: 2750 - total flux cleaned = -0.000759472 Jy ! Component: 2800 - total flux cleaned = -0.000768135 Jy ! Component: 2850 - total flux cleaned = -0.000820079 Jy ! Component: 2900 - total flux cleaned = -0.000820069 Jy ! Component: 2950 - total flux cleaned = -0.000871465 Jy ! Component: 3000 - total flux cleaned = -0.000922411 Jy ! Component: 3050 - total flux cleaned = -0.000939275 Jy ! Component: 3100 - total flux cleaned = -0.000956092 Jy ! Component: 3150 - total flux cleaned = -0.00098949 Jy ! Component: 3200 - total flux cleaned = -0.00105582 Jy ! Component: 3250 - total flux cleaned = -0.00108876 Jy ! Component: 3300 - total flux cleaned = -0.00112975 Jy ! Component: 3350 - total flux cleaned = -0.00113802 Jy ! Component: 3400 - total flux cleaned = -0.00119477 Jy ! Component: 3450 - total flux cleaned = -0.00121902 Jy ! Component: 3500 - total flux cleaned = -0.00125114 Jy ! Component: 3550 - total flux cleaned = -0.00129901 Jy ! Component: 3600 - total flux cleaned = -0.00132285 Jy ! Component: 3650 - total flux cleaned = -0.00137021 Jy ! Component: 3700 - total flux cleaned = -0.00136238 Jy ! Component: 3750 - total flux cleaned = -0.0013858 Jy ! Component: 3800 - total flux cleaned = -0.00145577 Jy ! Component: 3850 - total flux cleaned = -0.00148673 Jy ! Component: 3900 - total flux cleaned = -0.00151756 Jy ! Component: 3950 - total flux cleaned = -0.00155591 Jy ! Component: 4000 - total flux cleaned = -0.00158637 Jy ! Component: 4050 - total flux cleaned = -0.00160918 Jy ! Total flux subtracted in 4096 components = -0.00162428 Jy ! Clean residual min=-0.000495 max=0.000497 Jy/beam ! Clean residual mean=0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.158525 Jy keep ! Adding 308 model components to the UV plane model. ! The established model now contains 433 components and 0.158525 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2241+4120_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.256 x 2.129 at -33.12 degrees (North through East) ! Clean map min=-0.00081054 max=0.12629 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2241+4120_X_map.fits wmodel /image_prod/ug002_uva//J2241+4120_X_map.mod ! Writing 433 model components to file: /image_prod/ug002_uva//J2241+4120_X_map.mod wobs /image_prod/ug002_uva//J2241+4120_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2241+4120_X_uvs.fits wwins /image_prod/ug002_uva//J2241+4120_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J2241+4120_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.126294 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000128898 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.306186 0.306186 0.612372 1.22474 2.44949 4.89898 9.79795 19.5959 39.1918 78.3836 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.126 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 979.796 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2241+4120_X_dfm.log closed on Thu Mar 5 05:50:55 2020