! Started logfile: /image_prod/ug002_uva//J1852+4855_X_dfm.log on Thu Mar 5 03:57:33 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//J1852+4855_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1852+4855_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.902222 visibilities/baseline/integration-bin. ! Found source: J1852+4855 ! ! 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 29232 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 J1852+4855_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 34 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 34 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 34 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 34 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 34 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 34 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 34 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 34 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 34 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 34 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 34 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 34 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.025241Jy sigma=9.230210 ! Fit after self-cal, rms=0.774504Jy sigma=6.954987 ! 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=0.6901 mas, bmaj=1.1 mas, bpa=-12.56 degrees ! Estimated noise=1.10511 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 = 0.171599 Jy ! Component: 100 - total flux cleaned = 0.210343 Jy ! Total flux subtracted in 100 components = 0.210343 Jy ! Clean residual min=-0.005462 max=0.013839 Jy/beam ! Clean residual mean=-0.000008 rms=0.001277 Jy/beam ! Combined flux in latest and established models = 0.210343 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.210343 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=0.059944Jy sigma=0.512880 ! Fit after self-cal, rms=0.059942Jy sigma=0.512827 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.014362 Jy ! Component: 100 - total flux cleaned = 0.0211195 Jy ! Total flux subtracted in 100 components = 0.0211195 Jy ! Clean residual min=-0.004922 max=0.005668 Jy/beam ! Clean residual mean=-0.000007 rms=0.000925 Jy/beam ! Combined flux in latest and established models = 0.231462 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.231462 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=0.055337Jy sigma=0.466380 ! Fit after self-cal, rms=0.055332Jy sigma=0.466256 ! 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=0.918 mas, bmaj=1.405 mas, bpa=-12.67 degrees ! Estimated noise=0.467021 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 = 0.00723461 Jy ! Component: 100 - total flux cleaned = 0.0113152 Jy ! Component: 150 - total flux cleaned = 0.0137174 Jy ! Component: 200 - total flux cleaned = 0.0151372 Jy ! Total flux subtracted in 200 components = 0.0151372 Jy ! Clean residual min=-0.004882 max=0.003391 Jy/beam ! Clean residual mean=-0.000021 rms=0.000872 Jy/beam ! Combined flux in latest and established models = 0.2466 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 24 components and 0.2466 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=0.054414Jy sigma=0.457004 ! Fit after self-cal, rms=0.054415Jy sigma=0.456954 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.918 x 1.405 at -12.67 degrees (North through East) ! Clean map min=-0.0045216 max=0.22473 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.06 HN 1.03 KP 1.06 ! LA 1.03 MK 1.00 OV 0.93 PT 0.92 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.05 HN 1.05 KP 1.05 ! LA 1.03 MK 0.99 OV 0.93 PT 0.93 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 1.03 KP 1.04 ! LA 1.03 MK 0.99 OV 0.94 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.01 KP 1.05 ! LA 1.03 MK 1.02 OV 0.94 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.05 HN 1.03 KP 1.04 ! LA 1.03 MK 1.02 OV 0.94 PT 0.92 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.02 KP 1.04 ! LA 1.01 MK 1.02 OV 0.93 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.01 KP 1.05 ! LA 1.04 MK 1.03 OV 0.92 PT 0.92 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.99 KP 1.05 ! LA 1.03 MK 1.04 OV 0.93 PT 0.92 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.03 KP 1.04 ! LA 1.01 MK 1.04 OV 0.91 PT 0.93 ! SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 1.02 KP 1.05 ! LA 1.01 MK 1.05 OV 0.94 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.00 KP 1.07 ! LA 1.01 MK 1.06 OV 0.93 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 1.02 KP 1.05 ! LA 1.01 MK 1.06 OV 0.93 PT 0.89 ! SC 1.04 ! ! ! Fit before self-cal, rms=0.054415Jy sigma=0.456954 ! Fit after self-cal, rms=0.052347Jy sigma=0.438039 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9238 mas, bmaj=1.413 mas, bpa=-12.31 degrees ! Estimated noise=0.466777 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000290731 Jy ! Component: 100 - total flux cleaned = 0.00011162 Jy ! Component: 150 - total flux cleaned = -0.000226616 Jy ! Component: 200 - total flux cleaned = -0.000474624 Jy ! Total flux subtracted in 200 components = -0.000474624 Jy ! Clean residual min=-0.001412 max=0.001886 Jy/beam ! Clean residual mean=0.000001 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.246125 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 39 components and 0.246125 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=0.052224Jy sigma=0.437072 ! Fit after self-cal, rms=0.052215Jy sigma=0.436897 ! Inverting map ! Added new window around map position (1.4, 4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112832 Jy ! Component: 100 - total flux cleaned = 0.00104959 Jy ! Component: 150 - total flux cleaned = 0.000903159 Jy ! Component: 200 - total flux cleaned = 0.000804095 Jy ! Total flux subtracted in 200 components = 0.000804095 Jy ! Clean residual min=-0.001263 max=0.001517 Jy/beam ! Clean residual mean=0.000002 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.246929 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 52 components and 0.246929 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=0.052141Jy sigma=0.436355 ! Fit after self-cal, rms=0.052137Jy sigma=0.436314 ! 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=0.052137Jy sigma=0.436314 ! Fit after self-cal, rms=0.052138Jy sigma=0.433594 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9221 mas, bmaj=1.409 mas, bpa=-12.27 degrees ! Estimated noise=0.466839 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000115706 Jy ! Component: 100 - total flux cleaned = 0.000117211 Jy ! Component: 150 - total flux cleaned = 0.000100634 Jy ! Component: 200 - total flux cleaned = 0.000115106 Jy ! Total flux subtracted in 200 components = 0.000115106 Jy ! Clean residual min=-0.000796 max=0.000838 Jy/beam ! Clean residual mean=-0.000002 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.247044 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 70 components and 0.247044 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=0.052125Jy sigma=0.433488 ! Fit after self-cal, rms=0.052130Jy sigma=0.433476 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 (47.6, 7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000468591 Jy ! Component: 100 - total flux cleaned = 0.000527896 Jy ! Component: 150 - total flux cleaned = 0.000510679 Jy ! Component: 200 - total flux cleaned = 0.000466299 Jy ! Total flux subtracted in 200 components = 0.000466299 Jy ! Clean residual min=-0.000789 max=0.000747 Jy/beam ! Clean residual mean=-0.000003 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.247511 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 84 components and 0.24751 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=0.052114Jy sigma=0.433345 ! Fit after self-cal, rms=0.052114Jy sigma=0.433340 ! 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=0.052114Jy sigma=0.433340 ! Fit after self-cal, rms=0.052112Jy sigma=0.433324 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9221 mas, bmaj=1.409 mas, bpa=-12.21 degrees ! Estimated noise=0.46665 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.59193e-05 Jy ! Component: 100 - total flux cleaned = 3.26069e-05 Jy ! Component: 150 - total flux cleaned = 3.24281e-05 Jy ! Component: 200 - total flux cleaned = 4.50249e-05 Jy ! Total flux subtracted in 200 components = 4.50249e-05 Jy ! Clean residual min=-0.000784 max=0.000743 Jy/beam ! Clean residual mean=-0.000003 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.247556 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 91 components and 0.247556 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=0.052104Jy sigma=0.433266 ! Fit after self-cal, rms=0.052104Jy sigma=0.433263 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 = 1.42202e-05 Jy ! Component: 100 - total flux cleaned = 1.44233e-05 Jy ! Component: 150 - total flux cleaned = 1.44696e-05 Jy ! Component: 200 - total flux cleaned = 1.43031e-05 Jy ! Total flux subtracted in 200 components = 1.43031e-05 Jy ! Clean residual min=-0.000783 max=0.000744 Jy/beam ! Clean residual mean=-0.000003 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.24757 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 99 components and 0.24757 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=0.052099Jy sigma=0.433223 ! Fit after self-cal, rms=0.052098Jy sigma=0.433222 ! 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=0.052098Jy sigma=0.433222 ! Fit after self-cal, rms=0.052097Jy sigma=0.433217 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.466 mas, bmaj=2.724 mas, bpa=-3.076 degrees ! Estimated noise=0.600879 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000256137 Jy ! Component: 100 - total flux cleaned = 0.000237597 Jy ! Component: 150 - total flux cleaned = 0.000245893 Jy ! Component: 200 - total flux cleaned = 0.000238449 Jy ! Total flux subtracted in 200 components = 0.000238449 Jy ! Clean residual min=-0.000791 max=0.000709 Jy/beam ! Clean residual mean=-0.000007 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.247808 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 109 components and 0.247808 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=0.052095Jy sigma=0.433207 ! Fit after self-cal, rms=0.052095Jy sigma=0.433205 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 = 5.91101e-05 Jy ! Component: 100 - total flux cleaned = 6.61656e-05 Jy ! Component: 150 - total flux cleaned = 5.28643e-05 Jy ! Component: 200 - total flux cleaned = 4.05559e-05 Jy ! Total flux subtracted in 200 components = 4.05559e-05 Jy ! Clean residual min=-0.000781 max=0.000702 Jy/beam ! Clean residual mean=-0.000007 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.247849 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 112 components and 0.247849 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=0.052095Jy sigma=0.433201 ! Fit after self-cal, rms=0.052094Jy sigma=0.433200 ! 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=0.9221 mas, bmaj=1.409 mas, bpa=-12.17 degrees ! Estimated noise=0.466562 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9221 x 1.409 at -12.17 degrees (North through East) ! Clean map min=-0.0007183 max=0.22401 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=0.6918 mas, bmaj=1.101 mas, bpa=-12.05 degrees ! Estimated noise=1.10822 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.172036 Jy ! Component: 100 - total flux cleaned = 0.210587 Jy ! Component: 150 - total flux cleaned = 0.224564 Jy ! Component: 200 - total flux cleaned = 0.231274 Jy ! Total flux subtracted in 200 components = 0.231274 Jy ! Clean residual min=-0.002540 max=0.003331 Jy/beam ! Clean residual mean=-0.000002 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 0.231274 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.231274 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9221 mas, bmaj=1.409 mas, bpa=-12.17 degrees ! Estimated noise=0.466562 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 = 0.00642108 Jy ! Component: 100 - total flux cleaned = 0.00988025 Jy ! Component: 150 - total flux cleaned = 0.0119472 Jy ! Component: 200 - total flux cleaned = 0.0133264 Jy ! Total flux subtracted in 200 components = 0.0133264 Jy ! Clean residual min=-0.000870 max=0.001083 Jy/beam ! Clean residual mean=-0.000004 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.244601 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 50 components and 0.244601 Jy ! Inverting map ! Added new window around map position (-1.4, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114559 Jy ! Component: 100 - total flux cleaned = 0.00199446 Jy ! Component: 150 - total flux cleaned = 0.00245351 Jy ! Component: 200 - total flux cleaned = 0.00265742 Jy ! Total flux subtracted in 200 components = 0.00265742 Jy ! Clean residual min=-0.000814 max=0.000782 Jy/beam ! Clean residual mean=-0.000003 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.247258 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 80 components and 0.247258 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=2.466 mas, bmaj=2.724 mas, bpa=-3.076 degrees ! Estimated noise=0.600879 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000592593 Jy ! Component: 100 - total flux cleaned = 0.000829319 Jy ! Component: 150 - total flux cleaned = 0.000889042 Jy ! Component: 200 - total flux cleaned = 0.000939996 Jy ! Total flux subtracted in 200 components = 0.000939996 Jy ! Clean residual min=-0.000796 max=0.000684 Jy/beam ! Clean residual mean=-0.000006 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.248198 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 = 3.39534e-05 Jy ! Component: 100 - total flux cleaned = 5.43343e-05 Jy ! Component: 150 - total flux cleaned = 3.56708e-05 Jy ! Component: 200 - total flux cleaned = 3.59041e-05 Jy ! Total flux subtracted in 200 components = 3.59041e-05 Jy ! Clean residual min=-0.000758 max=0.000695 Jy/beam ! Clean residual mean=-0.000006 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.248234 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 117 components and 0.248234 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9221 mas, bmaj=1.409 mas, bpa=-12.17 degrees ! Estimated noise=0.466562 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000454167 Jy ! Component: 100 - total flux cleaned = -0.000492539 Jy ! Component: 150 - total flux cleaned = -0.000476594 Jy ! Component: 200 - total flux cleaned = -0.000462012 Jy ! Total flux subtracted in 200 components = -0.000462012 Jy ! Clean residual min=-0.000813 max=0.000737 Jy/beam ! Clean residual mean=-0.000003 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.247772 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 134 components and 0.247772 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=0.052087Jy sigma=0.433145 ! Fit after self-cal, rms=0.052085Jy sigma=0.433135 wmodel J1852+4855_X_map.mod ! Writing 134 model components to file: J1852+4855_X_map.mod wobs J1852+4855_X_uvs.fits ! Writing UV FITS file: J1852+4855_X_uvs.fits wwins J1852+4855_X_map.win ! wwins: Wrote 5 windows to J1852+4855_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 = -0.000232486 Jy ! Component: 100 - total flux cleaned = -0.000335533 Jy ! Component: 150 - total flux cleaned = -0.000409633 Jy ! Component: 200 - total flux cleaned = -0.000433688 Jy ! Component: 250 - total flux cleaned = -0.000457252 Jy ! Component: 300 - total flux cleaned = -0.00052608 Jy ! Component: 350 - total flux cleaned = -0.00059307 Jy ! Component: 400 - total flux cleaned = -0.00062583 Jy ! Component: 450 - total flux cleaned = -0.00065842 Jy ! Component: 500 - total flux cleaned = -0.000711524 Jy ! Component: 550 - total flux cleaned = -0.000732261 Jy ! Component: 600 - total flux cleaned = -0.000711762 Jy ! Component: 650 - total flux cleaned = -0.000742363 Jy ! Component: 700 - total flux cleaned = -0.000752315 Jy ! Component: 750 - total flux cleaned = -0.000762269 Jy ! Component: 800 - total flux cleaned = -0.000771797 Jy ! Component: 850 - total flux cleaned = -0.000752351 Jy ! Component: 900 - total flux cleaned = -0.000771727 Jy ! Component: 950 - total flux cleaned = -0.000781236 Jy ! Component: 1000 - total flux cleaned = -0.000790754 Jy ! Component: 1050 - total flux cleaned = -0.000818666 Jy ! Component: 1100 - total flux cleaned = -0.000800063 Jy ! Component: 1150 - total flux cleaned = -0.000827637 Jy ! Component: 1200 - total flux cleaned = -0.000818492 Jy ! Component: 1250 - total flux cleaned = -0.000818598 Jy ! Component: 1300 - total flux cleaned = -0.000845345 Jy ! Component: 1350 - total flux cleaned = -0.000792319 Jy ! Component: 1400 - total flux cleaned = -0.000827449 Jy ! Component: 1450 - total flux cleaned = -0.000792603 Jy ! Component: 1500 - total flux cleaned = -0.000749636 Jy ! Component: 1550 - total flux cleaned = -0.000800894 Jy ! Component: 1600 - total flux cleaned = -0.000750027 Jy ! Component: 1650 - total flux cleaned = -0.000749981 Jy ! Component: 1700 - total flux cleaned = -0.000716601 Jy ! Component: 1750 - total flux cleaned = -0.000691815 Jy ! Component: 1800 - total flux cleaned = -0.000691787 Jy ! Component: 1850 - total flux cleaned = -0.000683524 Jy ! Component: 1900 - total flux cleaned = -0.000675391 Jy ! Component: 1950 - total flux cleaned = -0.000675372 Jy ! Component: 2000 - total flux cleaned = -0.000683407 Jy ! Component: 2050 - total flux cleaned = -0.00070717 Jy ! Component: 2100 - total flux cleaned = -0.00069937 Jy ! Component: 2150 - total flux cleaned = -0.000754124 Jy ! Component: 2200 - total flux cleaned = -0.000746369 Jy ! Component: 2250 - total flux cleaned = -0.00077716 Jy ! Component: 2300 - total flux cleaned = -0.000761781 Jy ! Component: 2350 - total flux cleaned = -0.000799921 Jy ! Component: 2400 - total flux cleaned = -0.000792303 Jy ! Component: 2450 - total flux cleaned = -0.000777318 Jy ! Component: 2500 - total flux cleaned = -0.00076984 Jy ! Component: 2550 - total flux cleaned = -0.000807105 Jy ! Component: 2600 - total flux cleaned = -0.000792272 Jy ! Component: 2650 - total flux cleaned = -0.000806954 Jy ! Component: 2700 - total flux cleaned = -0.000821635 Jy ! Component: 2750 - total flux cleaned = -0.000843446 Jy ! Component: 2800 - total flux cleaned = -0.000821751 Jy ! Component: 2850 - total flux cleaned = -0.000821735 Jy ! Component: 2900 - total flux cleaned = -0.000857531 Jy ! Component: 2950 - total flux cleaned = -0.000864527 Jy ! Component: 3000 - total flux cleaned = -0.000843294 Jy ! Component: 3050 - total flux cleaned = -0.000843274 Jy ! Component: 3100 - total flux cleaned = -0.000857261 Jy ! Component: 3150 - total flux cleaned = -0.000850265 Jy ! Component: 3200 - total flux cleaned = -0.000857214 Jy ! Component: 3250 - total flux cleaned = -0.00086413 Jy ! Component: 3300 - total flux cleaned = -0.000836698 Jy ! Component: 3350 - total flux cleaned = -0.000857274 Jy ! Component: 3400 - total flux cleaned = -0.000891286 Jy ! Component: 3450 - total flux cleaned = -0.000898024 Jy ! Component: 3500 - total flux cleaned = -0.000898039 Jy ! Component: 3550 - total flux cleaned = -0.00088463 Jy ! Component: 3600 - total flux cleaned = -0.000877958 Jy ! Component: 3650 - total flux cleaned = -0.000891306 Jy ! Component: 3700 - total flux cleaned = -0.000917778 Jy ! Component: 3750 - total flux cleaned = -0.000950721 Jy ! Component: 3800 - total flux cleaned = -0.000924421 Jy ! Component: 3850 - total flux cleaned = -0.000937494 Jy ! Component: 3900 - total flux cleaned = -0.000937511 Jy ! Component: 3950 - total flux cleaned = -0.000944006 Jy ! Component: 4000 - total flux cleaned = -0.000956944 Jy ! Component: 4050 - total flux cleaned = -0.000969783 Jy ! Total flux subtracted in 4096 components = -0.000982584 Jy ! Clean residual min=-0.000433 max=0.000460 Jy/beam ! Clean residual mean=-0.000001 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.246789 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 430 components and 0.246789 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1852+4855_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9221 x 1.409 at -12.17 degrees (North through East) ! Clean map min=-0.00058462 max=0.22465 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1852+4855_X_map.fits wmodel /image_prod/ug002_uva//J1852+4855_X_map.mod ! Writing 430 model components to file: /image_prod/ug002_uva//J1852+4855_X_map.mod wobs /image_prod/ug002_uva//J1852+4855_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1852+4855_X_uvs.fits wwins /image_prod/ug002_uva//J1852+4855_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1852+4855_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.224648 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000104986 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.140201 0.140201 0.280402 0.560805 1.12161 2.24322 4.48644 8.97288 17.9458 35.8915 71.783 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.224 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2139.78 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1852+4855_X_dfm.log closed on Thu Mar 5 03:57:37 2020