! Started logfile: /image_prod/ug002_uva//J0836+2355_X_a_dfm.log on Wed Mar 4 22:27:46 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//J0836+2355_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0836+2355_X_a_uva.fits ! AN table 1: 120 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.933148 visibilities/baseline/integration-bin. ! Found source: J0836+2355 ! ! 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 60468 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 J0836+2355_X_a] 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 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003387Jy sigma=8.685070 ! Fit after self-cal, rms=0.969348Jy sigma=8.382797 ! 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=0.7883 mas, bmaj=1.437 mas, bpa=2.099 degrees ! Estimated noise=0.743447 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 = 0.024929 Jy ! Component: 100 - total flux cleaned = 0.0303651 Jy ! Total flux subtracted in 100 components = 0.0303651 Jy ! Clean residual min=-0.001871 max=0.001949 Jy/beam ! Clean residual mean=0.000000 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.0303651 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.0303651 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=0.058417Jy sigma=0.478420 ! Fit after self-cal, rms=0.056147Jy sigma=0.458200 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00454067 Jy ! Component: 100 - total flux cleaned = 0.00597185 Jy ! Total flux subtracted in 100 components = 0.00597185 Jy ! Clean residual min=-0.001782 max=0.001820 Jy/beam ! Clean residual mean=0.000000 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.0363369 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0363369 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=0.055780Jy sigma=0.454545 ! Fit after self-cal, rms=0.055775Jy sigma=0.454466 ! 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=1.006 mas, bmaj=1.801 mas, bpa=2.518 degrees ! Estimated noise=0.337513 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (2.6, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00216433 Jy ! Component: 100 - total flux cleaned = 0.00350773 Jy ! Component: 150 - total flux cleaned = 0.00411441 Jy ! Component: 200 - total flux cleaned = 0.0044092 Jy ! Total flux subtracted in 200 components = 0.0044092 Jy ! Clean residual min=-0.001154 max=0.001347 Jy/beam ! Clean residual mean=-0.000001 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0407461 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 35 components and 0.0407462 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=0.055679Jy sigma=0.453607 ! Fit after self-cal, rms=0.055660Jy sigma=0.453349 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.006 x 1.801 at 2.518 degrees (North through East) ! Clean map min=-0.0010605 max=0.036426 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.02 KP 1.06 ! LA 1.02 MK 1.07 NL 1.18 OV 1.04 ! PT 0.88 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.98 KP 1.14 ! LA 0.95 MK 1.09 NL 1.15 OV 1.04 ! PT 0.84 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.94 HN 0.99 KP 1.05 ! LA 0.95 MK 1.03 NL 1.21 OV 1.06 ! PT 0.89 SC 1.10 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 HN 0.94 KP 1.07 ! LA 0.98 MK 1.06 NL 1.14 OV 1.02 ! PT 0.87 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.90 KP 1.13 ! LA 1.00 MK 0.97 NL 1.23 OV 1.02 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 0.99 KP 1.19 ! LA 0.94 MK 1.00 NL 1.14 OV 1.04 ! PT 0.88 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.99 HN 0.94 KP 1.12 ! LA 0.98 MK 1.02 NL 1.20 OV 0.96 ! PT 0.92 SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.95 HN 1.02 KP 1.14 ! LA 0.97 MK 1.16 NL 1.19 OV 1.05 ! PT 0.83 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.97 HN 0.95 KP 1.11 ! LA 1.02 MK 1.11 NL 1.19 OV 1.02 ! PT 0.88 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.00 HN 0.96 KP 1.14 ! LA 1.02 MK 0.99 NL 1.11 OV 1.04 ! PT 0.85 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.97 HN 0.91 KP 1.17 ! LA 0.97 MK 0.86 NL 1.04 OV 1.05 ! PT 0.86 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.92 HN 0.95 KP 1.11 ! LA 0.98 MK 0.86 NL 1.05 OV 0.97 ! PT 0.86 SC 0.95 ! ! ! Fit before self-cal, rms=0.055660Jy sigma=0.453349 ! Fit after self-cal, rms=0.055151Jy sigma=0.451846 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.007 mas, bmaj=1.795 mas, bpa=2.968 degrees ! Estimated noise=0.333815 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 = 0.000537004 Jy ! Component: 100 - total flux cleaned = 0.000577353 Jy ! Component: 150 - total flux cleaned = 0.000561286 Jy ! Component: 200 - total flux cleaned = 0.000517265 Jy ! Total flux subtracted in 200 components = 0.000517265 Jy ! Clean residual min=-0.000850 max=0.000752 Jy/beam ! Clean residual mean=-0.000001 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0412634 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 56 components and 0.0412634 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=0.055135Jy sigma=0.451719 ! Fit after self-cal, rms=0.055191Jy sigma=0.451331 ! 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=0.055191Jy sigma=0.451331 ! Fit after self-cal, rms=0.055641Jy sigma=0.450549 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.009 mas, bmaj=1.798 mas, bpa=2.992 degrees ! Estimated noise=0.334562 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000242575 Jy ! Component: 100 - total flux cleaned = 0.000221177 Jy ! Component: 150 - total flux cleaned = 0.00019263 Jy ! Component: 200 - total flux cleaned = 0.000158177 Jy ! Total flux subtracted in 200 components = 0.000158177 Jy ! Clean residual min=-0.000656 max=0.000745 Jy/beam ! Clean residual mean=0.000001 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.0414216 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 71 components and 0.0414216 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=0.055636Jy sigma=0.450518 ! Fit after self-cal, rms=0.055674Jy sigma=0.450352 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 (12.6, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00060579 Jy ! Component: 100 - total flux cleaned = 0.000825318 Jy ! Component: 150 - total flux cleaned = 0.000957924 Jy ! Component: 200 - total flux cleaned = 0.00104313 Jy ! Total flux subtracted in 200 components = 0.00104313 Jy ! Clean residual min=-0.000649 max=0.000593 Jy/beam ! Clean residual mean=0.000000 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.0424647 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 90 components and 0.0424647 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=0.055664Jy sigma=0.450266 ! Fit after self-cal, rms=0.055660Jy sigma=0.450216 ! 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=0.055660Jy sigma=0.450216 ! Fit after self-cal, rms=0.055588Jy sigma=0.450186 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.008 mas, bmaj=1.798 mas, bpa=3.104 degrees ! Estimated noise=0.333717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000321126 Jy ! Component: 100 - total flux cleaned = 0.000499613 Jy ! Component: 150 - total flux cleaned = 0.000567116 Jy ! Component: 200 - total flux cleaned = 0.000602766 Jy ! Total flux subtracted in 200 components = 0.000602766 Jy ! Clean residual min=-0.000635 max=0.000579 Jy/beam ! Clean residual mean=0.000001 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.0430675 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 96 components and 0.0430675 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=0.055583Jy sigma=0.450151 ! Fit after self-cal, rms=0.055591Jy sigma=0.450141 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 = 0.000166994 Jy ! Component: 100 - total flux cleaned = 0.000210251 Jy ! Component: 150 - total flux cleaned = 0.000226443 Jy ! Component: 200 - total flux cleaned = 0.000241607 Jy ! Total flux subtracted in 200 components = 0.000241607 Jy ! Clean residual min=-0.000638 max=0.000577 Jy/beam ! Clean residual mean=0.000001 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.0433091 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 101 components and 0.0433091 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=0.055589Jy sigma=0.450121 ! Fit after self-cal, rms=0.055590Jy sigma=0.450119 ! 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=0.055590Jy sigma=0.450119 ! Fit after self-cal, rms=0.055451Jy sigma=0.450116 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.152 mas, bmaj=2.76 mas, bpa=3.236 degrees ! Estimated noise=0.408709 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.01403e-05 Jy ! Component: 100 - total flux cleaned = 0.00010492 Jy ! Component: 150 - total flux cleaned = 0.000118586 Jy ! Component: 200 - total flux cleaned = 0.000124715 Jy ! Total flux subtracted in 200 components = 0.000124715 Jy ! Clean residual min=-0.000655 max=0.000655 Jy/beam ! Clean residual mean=0.000001 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.0434338 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 116 components and 0.0434338 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=0.055449Jy sigma=0.450106 ! Fit after self-cal, rms=0.055450Jy sigma=0.450102 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 = 6.32644e-06 Jy ! Component: 100 - total flux cleaned = 1.82981e-05 Jy ! Component: 150 - total flux cleaned = 2.87254e-05 Jy ! Component: 200 - total flux cleaned = 3.81977e-05 Jy ! Total flux subtracted in 200 components = 3.81977e-05 Jy ! Clean residual min=-0.000651 max=0.000652 Jy/beam ! Clean residual mean=0.000001 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.043472 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 123 components and 0.043472 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=0.055449Jy sigma=0.450099 ! Fit after self-cal, rms=0.055449Jy sigma=0.450093 ! 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=1.007 mas, bmaj=1.798 mas, bpa=3.147 degrees ! Estimated noise=0.333093 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.007 x 1.798 at 3.147 degrees (North through East) ! Clean map min=-0.00068989 max=0.035857 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=0.7905 mas, bmaj=1.436 mas, bpa=3.037 degrees ! Estimated noise=0.732686 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.027648 Jy ! Component: 100 - total flux cleaned = 0.0337121 Jy ! Component: 150 - total flux cleaned = 0.0359887 Jy ! Component: 200 - total flux cleaned = 0.0376281 Jy ! Total flux subtracted in 200 components = 0.0376281 Jy ! Clean residual min=-0.001383 max=0.001447 Jy/beam ! Clean residual mean=0.000001 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.0376281 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0376281 Jy ! Inverting map and beam ! Estimated beam: bmin=1.007 mas, bmaj=1.798 mas, bpa=3.147 degrees ! Estimated noise=0.333093 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) ! Added new window around map position (0.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195386 Jy ! Component: 100 - total flux cleaned = 0.00313254 Jy ! Component: 150 - total flux cleaned = 0.00381961 Jy ! Component: 200 - total flux cleaned = 0.00423357 Jy ! Total flux subtracted in 200 components = 0.00423357 Jy ! Clean residual min=-0.000712 max=0.000645 Jy/beam ! Clean residual mean=0.000001 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.0418616 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 38 components and 0.0418616 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=2.152 mas, bmaj=2.76 mas, bpa=3.236 degrees ! Estimated noise=0.408709 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000804148 Jy ! Component: 100 - total flux cleaned = 0.00109817 Jy ! Component: 150 - total flux cleaned = 0.00117197 Jy ! Component: 200 - total flux cleaned = 0.0012351 Jy ! Total flux subtracted in 200 components = 0.0012351 Jy ! Clean residual min=-0.000706 max=0.000640 Jy/beam ! Clean residual mean=0.000001 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.0430967 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 = 5.52699e-05 Jy ! Component: 100 - total flux cleaned = 0.000104813 Jy ! Component: 150 - total flux cleaned = 0.000159959 Jy ! Component: 200 - total flux cleaned = 0.000199595 Jy ! Total flux subtracted in 200 components = 0.000199595 Jy ! Clean residual min=-0.000682 max=0.000647 Jy/beam ! Clean residual mean=0.000001 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.0432963 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 78 components and 0.0432963 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.007 mas, bmaj=1.798 mas, bpa=3.147 degrees ! Estimated noise=0.333093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000118539 Jy ! Component: 100 - total flux cleaned = 0.000145208 Jy ! Component: 150 - total flux cleaned = 0.00018086 Jy ! Component: 200 - total flux cleaned = 0.000213438 Jy ! Total flux subtracted in 200 components = 0.000213438 Jy ! Clean residual min=-0.000653 max=0.000582 Jy/beam ! Clean residual mean=0.000001 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.0435098 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 96 components and 0.0435098 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=0.055451Jy sigma=0.450123 ! Fit after self-cal, rms=0.055451Jy sigma=0.450111 wmodel J0836+2355_X_a_map.mod ! Writing 96 model components to file: J0836+2355_X_a_map.mod wobs J0836+2355_X_a_uvs.fits ! Writing UV FITS file: J0836+2355_X_a_uvs.fits wwins J0836+2355_X_a_map.win ! wwins: Wrote 4 windows to J0836+2355_X_a_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 = -0.00016962 Jy ! Component: 100 - total flux cleaned = -0.000148265 Jy ! Component: 150 - total flux cleaned = -0.000107295 Jy ! Component: 200 - total flux cleaned = -4.81959e-05 Jy ! Component: 250 - total flux cleaned = -1.94479e-05 Jy ! Component: 300 - total flux cleaned = 8.44748e-06 Jy ! Component: 350 - total flux cleaned = 1.76191e-05 Jy ! Component: 400 - total flux cleaned = 4.44849e-05 Jy ! Component: 450 - total flux cleaned = 3.56161e-05 Jy ! Component: 500 - total flux cleaned = 1.83717e-05 Jy ! Component: 550 - total flux cleaned = 2.70581e-05 Jy ! Component: 600 - total flux cleaned = 3.54883e-05 Jy ! Component: 650 - total flux cleaned = 1.89378e-05 Jy ! Component: 700 - total flux cleaned = 3.52606e-05 Jy ! Component: 750 - total flux cleaned = 4.33531e-05 Jy ! Component: 800 - total flux cleaned = 3.55459e-05 Jy ! Component: 850 - total flux cleaned = 4.35648e-05 Jy ! Component: 900 - total flux cleaned = 5.9198e-05 Jy ! Component: 950 - total flux cleaned = 5.14954e-05 Jy ! Component: 1000 - total flux cleaned = 3.63683e-05 Jy ! Component: 1050 - total flux cleaned = 4.40375e-05 Jy ! Component: 1100 - total flux cleaned = 4.40092e-05 Jy ! Component: 1150 - total flux cleaned = 5.13832e-05 Jy ! Component: 1200 - total flux cleaned = 4.4017e-05 Jy ! Component: 1250 - total flux cleaned = 4.39182e-05 Jy ! Component: 1300 - total flux cleaned = 2.23628e-05 Jy ! Component: 1350 - total flux cleaned = 4.37539e-05 Jy ! Component: 1400 - total flux cleaned = 2.96894e-05 Jy ! Component: 1450 - total flux cleaned = 5.0737e-05 Jy ! Component: 1500 - total flux cleaned = 6.45833e-05 Jy ! Component: 1550 - total flux cleaned = 3.02377e-05 Jy ! Component: 1600 - total flux cleaned = 4.39115e-05 Jy ! Component: 1650 - total flux cleaned = 5.74448e-05 Jy ! Component: 1700 - total flux cleaned = 0.00010445 Jy ! Component: 1750 - total flux cleaned = 8.43579e-05 Jy ! Component: 1800 - total flux cleaned = 9.75677e-05 Jy ! Component: 1850 - total flux cleaned = 0.000150003 Jy ! Component: 1900 - total flux cleaned = 0.000143366 Jy ! Component: 1950 - total flux cleaned = 0.000169136 Jy ! Component: 2000 - total flux cleaned = 0.000188379 Jy ! Component: 2050 - total flux cleaned = 0.000201132 Jy ! Component: 2100 - total flux cleaned = 0.000182163 Jy ! Component: 2150 - total flux cleaned = 0.000251243 Jy ! Component: 2200 - total flux cleaned = 0.00025739 Jy ! Component: 2250 - total flux cleaned = 0.000269762 Jy ! Component: 2300 - total flux cleaned = 0.000275884 Jy ! Component: 2350 - total flux cleaned = 0.000312502 Jy ! Component: 2400 - total flux cleaned = 0.000312483 Jy ! Component: 2450 - total flux cleaned = 0.000300367 Jy ! Component: 2500 - total flux cleaned = 0.000294369 Jy ! Component: 2550 - total flux cleaned = 0.000342075 Jy ! Component: 2600 - total flux cleaned = 0.000371622 Jy ! Component: 2650 - total flux cleaned = 0.000377546 Jy ! Component: 2700 - total flux cleaned = 0.0003775 Jy ! Component: 2750 - total flux cleaned = 0.000389155 Jy ! Component: 2800 - total flux cleaned = 0.000412383 Jy ! Component: 2850 - total flux cleaned = 0.000406611 Jy ! Component: 2900 - total flux cleaned = 0.000423781 Jy ! Component: 2950 - total flux cleaned = 0.000440872 Jy ! Component: 3000 - total flux cleaned = 0.000457857 Jy ! Component: 3050 - total flux cleaned = 0.000446627 Jy ! Component: 3100 - total flux cleaned = 0.000452211 Jy ! Component: 3150 - total flux cleaned = 0.000468878 Jy ! Component: 3200 - total flux cleaned = 0.000463306 Jy ! Component: 3250 - total flux cleaned = 0.000479859 Jy ! Component: 3300 - total flux cleaned = 0.000474369 Jy ! Component: 3350 - total flux cleaned = 0.000479864 Jy ! Component: 3400 - total flux cleaned = 0.000512389 Jy ! Component: 3450 - total flux cleaned = 0.000496211 Jy ! Component: 3500 - total flux cleaned = 0.000517776 Jy ! Component: 3550 - total flux cleaned = 0.000512421 Jy ! Component: 3600 - total flux cleaned = 0.000523109 Jy ! Component: 3650 - total flux cleaned = 0.000507211 Jy ! Component: 3700 - total flux cleaned = 0.000533582 Jy ! Component: 3750 - total flux cleaned = 0.000559842 Jy ! Component: 3800 - total flux cleaned = 0.000549427 Jy ! Component: 3850 - total flux cleaned = 0.000565013 Jy ! Component: 3900 - total flux cleaned = 0.000565038 Jy ! Component: 3950 - total flux cleaned = 0.000554751 Jy ! Component: 4000 - total flux cleaned = 0.000549632 Jy ! Component: 4050 - total flux cleaned = 0.000554755 Jy ! Total flux subtracted in 4096 components = 0.000534361 Jy ! Clean residual min=-0.000298 max=0.000294 Jy/beam ! Clean residual mean=0.000000 rms=0.000089 Jy/beam ! Combined flux in latest and established models = 0.0440441 Jy keep ! Adding 339 model components to the UV plane model. ! The established model now contains 435 components and 0.0440441 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0836+2355_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.007 x 1.798 at 3.147 degrees (North through East) ! Clean map min=-0.00062813 max=0.035683 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0836+2355_X_a_map.fits wmodel /image_prod/ug002_uva//J0836+2355_X_a_map.mod ! Writing 435 model components to file: /image_prod/ug002_uva//J0836+2355_X_a_map.mod wobs /image_prod/ug002_uva//J0836+2355_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0836+2355_X_a_uvs.fits wwins /image_prod/ug002_uva//J0836+2355_X_a_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0836+2355_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0356834 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.92428e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.750289 0.750289 1.50058 3.00116 6.00231 12.0046 24.0093 48.0185 96.037 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.035 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 399.845 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0836+2355_X_a_dfm.log closed on Wed Mar 4 22:27:52 2020