! Started logfile: /image_prod/ug002_uva//J0828+5048_X_dfm.log on Wed Mar 4 22:23:48 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//J0828+5048_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0828+5048_X_uva.fits ! AN table 1: 45 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.917284 visibilities/baseline/integration-bin. ! Found source: J0828+5048 ! ! 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 17832 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 J0828+5048_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 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004385Jy sigma=9.397271 ! Fit after self-cal, rms=0.950450Jy sigma=8.887734 ! 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=0.8243 mas, bmaj=0.9837 mas, bpa=-0.4996 degrees ! Estimated noise=1.1336 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 = 0.0372778 Jy ! Component: 100 - total flux cleaned = 0.0487607 Jy ! Total flux subtracted in 100 components = 0.0487607 Jy ! Clean residual min=-0.004825 max=0.014850 Jy/beam ! Clean residual mean=0.000011 rms=0.001224 Jy/beam ! Combined flux in latest and established models = 0.0487607 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0487607 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=0.064682Jy sigma=0.570797 ! Fit after self-cal, rms=0.063429Jy sigma=0.558253 ! Inverting map ! Added new window around map position (0.8, 3.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0143683 Jy ! Component: 100 - total flux cleaned = 0.0217516 Jy ! Total flux subtracted in 100 components = 0.0217516 Jy ! Clean residual min=-0.003911 max=0.005286 Jy/beam ! Clean residual mean=0.000006 rms=0.000921 Jy/beam ! Combined flux in latest and established models = 0.0705123 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 25 components and 0.0705123 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=0.059953Jy sigma=0.523100 ! Fit after self-cal, rms=0.058943Jy sigma=0.513422 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00939368 Jy ! Component: 100 - total flux cleaned = 0.0143223 Jy ! Total flux subtracted in 100 components = 0.0143223 Jy ! Clean residual min=-0.003686 max=0.003607 Jy/beam ! Clean residual mean=0.000002 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 0.0848346 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 31 components and 0.0848346 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=0.057449Jy sigma=0.498778 ! Fit after self-cal, rms=0.057185Jy sigma=0.496368 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00537031 Jy ! Component: 100 - total flux cleaned = 0.00826482 Jy ! Total flux subtracted in 100 components = 0.00826482 Jy ! Clean residual min=-0.003753 max=0.003542 Jy/beam ! Clean residual mean=0.000000 rms=0.000727 Jy/beam ! Combined flux in latest and established models = 0.0930994 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.0930994 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=0.056729Jy sigma=0.492223 ! Fit after self-cal, rms=0.056656Jy sigma=0.491501 ! 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=1.011 mas, bmaj=1.227 mas, bpa=1.554 degrees ! Estimated noise=0.573442 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 = 0.002319 Jy ! Component: 100 - total flux cleaned = 0.00301277 Jy ! Component: 150 - total flux cleaned = 0.00366558 Jy ! Component: 200 - total flux cleaned = 0.00405985 Jy ! Total flux subtracted in 200 components = 0.00405985 Jy ! Clean residual min=-0.002410 max=0.002404 Jy/beam ! Clean residual mean=0.000001 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.0971592 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 38 components and 0.0971592 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=0.056456Jy sigma=0.489672 ! Fit after self-cal, rms=0.056442Jy sigma=0.489473 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.011 x 1.227 at 1.554 degrees (North through East) ! Clean map min=-0.002273 max=0.047739 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.90 HN 0.91 KP 1.03 ! LA 0.95 MK 1.04 NL 1.13 OV 0.97 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.97 HN 0.97 KP 1.06 ! LA 0.97 MK 1.19 NL 1.14 OV 0.94 ! SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 0.95 KP 1.00 ! LA 0.92 MK 1.13 NL 1.23 OV 1.08 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.91 HN 0.89 KP 1.04 ! LA 0.92 MK 1.07 NL 1.22 OV 1.00 ! SC 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HN 0.95 KP 1.04 ! LA 0.93 MK 1.04 NL 1.14 OV 1.02 ! SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.94 HN 0.89 KP 1.02 ! LA 0.96 MK 1.10 NL 1.20 OV 0.98 ! SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.93 HN 0.91 KP 1.05 ! LA 0.93 MK 1.15 NL 1.19 OV 0.94 ! SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.92 HN 0.88 KP 1.12 ! LA 0.94 MK 1.12 NL 1.17 OV 0.97 ! SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.93 HN 0.88 KP 1.07 ! LA 0.93 MK 1.13 NL 1.25 OV 0.96 ! SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.91 HN 0.82 KP 1.05 ! LA 0.95 MK 1.08 NL 1.16 OV 1.03 ! SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.90 HN 0.82 KP 1.12 ! LA 0.99 MK 1.08 NL 1.19 OV 0.91 ! SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.97 HN 0.80 KP 1.08 ! LA 0.93 MK 1.12 NL 1.15 OV 1.00 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.056442Jy sigma=0.489473 ! Fit after self-cal, rms=0.053973Jy sigma=0.484079 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.018 mas, bmaj=1.234 mas, bpa=4.5 degrees ! Estimated noise=0.570841 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 = 0.000424274 Jy ! Component: 100 - total flux cleaned = 0.000708237 Jy ! Component: 150 - total flux cleaned = 0.000893625 Jy ! Component: 200 - total flux cleaned = 0.00102099 Jy ! Total flux subtracted in 200 components = 0.00102099 Jy ! Clean residual min=-0.001475 max=0.001424 Jy/beam ! Clean residual mean=-0.000000 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0981802 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 41 components and 0.0981802 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=0.053894Jy sigma=0.483460 ! Fit after self-cal, rms=0.053921Jy sigma=0.483093 ! 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=0.053921Jy sigma=0.483093 ! Fit after self-cal, rms=0.053339Jy sigma=0.481239 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.015 mas, bmaj=1.228 mas, bpa=4.671 degrees ! Estimated noise=0.564057 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000178485 Jy ! Component: 100 - total flux cleaned = 0.000423044 Jy ! Component: 150 - total flux cleaned = 0.000590401 Jy ! Component: 200 - total flux cleaned = 0.000690104 Jy ! Total flux subtracted in 200 components = 0.000690104 Jy ! Clean residual min=-0.001340 max=0.001256 Jy/beam ! Clean residual mean=-0.000001 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0988703 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 44 components and 0.0988703 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=0.053298Jy sigma=0.480892 ! Fit after self-cal, rms=0.053318Jy sigma=0.480705 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 = 0.000173129 Jy ! Component: 100 - total flux cleaned = 0.000148564 Jy ! Component: 150 - total flux cleaned = 0.000148614 Jy ! Component: 200 - total flux cleaned = 0.00017028 Jy ! Total flux subtracted in 200 components = 0.00017028 Jy ! Clean residual min=-0.001300 max=0.001203 Jy/beam ! Clean residual mean=-0.000001 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.0990406 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 47 components and 0.0990406 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=0.053294Jy sigma=0.480512 ! Fit after self-cal, rms=0.053289Jy sigma=0.480488 ! 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=0.053289Jy sigma=0.480488 ! Fit after self-cal, rms=0.052722Jy sigma=0.480420 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.014 mas, bmaj=1.216 mas, bpa=4.914 degrees ! Estimated noise=0.559088 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.34917e-06 Jy ! Component: 100 - total flux cleaned = 0.000140772 Jy ! Component: 150 - total flux cleaned = 0.000269333 Jy ! Component: 200 - total flux cleaned = 0.000383396 Jy ! Total flux subtracted in 200 components = 0.000383396 Jy ! Clean residual min=-0.001241 max=0.001141 Jy/beam ! Clean residual mean=-0.000001 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.099424 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 47 components and 0.099424 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=0.052702Jy sigma=0.480248 ! Fit after self-cal, rms=0.052703Jy sigma=0.480224 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 = 5.18888e-05 Jy ! Component: 100 - total flux cleaned = 8.97286e-05 Jy ! Component: 150 - total flux cleaned = 8.97758e-05 Jy ! Component: 200 - total flux cleaned = 0.000106542 Jy ! Total flux subtracted in 200 components = 0.000106542 Jy ! Clean residual min=-0.001227 max=0.001130 Jy/beam ! Clean residual mean=-0.000001 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0995305 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 49 components and 0.0995305 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=0.052691Jy sigma=0.480118 ! Fit after self-cal, rms=0.052688Jy sigma=0.480106 ! 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=0.052688Jy sigma=0.480106 ! Fit after self-cal, rms=0.052242Jy sigma=0.480074 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.1 mas, bmaj=2.341 mas, bpa=54.2 degrees ! Estimated noise=0.717662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000456602 Jy ! Component: 100 - total flux cleaned = 0.000643915 Jy ! Component: 150 - total flux cleaned = 0.000682915 Jy ! Component: 200 - total flux cleaned = 0.000704341 Jy ! Total flux subtracted in 200 components = 0.000704341 Jy ! Clean residual min=-0.001329 max=0.000998 Jy/beam ! Clean residual mean=-0.000002 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.100235 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 53 components and 0.100235 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=0.052239Jy sigma=0.480043 ! Fit after self-cal, rms=0.052238Jy sigma=0.480033 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 = 9.18057e-06 Jy ! Component: 100 - total flux cleaned = 2.3656e-05 Jy ! Component: 150 - total flux cleaned = 3.54379e-05 Jy ! Component: 200 - total flux cleaned = 5.10292e-05 Jy ! Total flux subtracted in 200 components = 5.10292e-05 Jy ! Clean residual min=-0.001326 max=0.000996 Jy/beam ! Clean residual mean=-0.000002 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.100286 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 54 components and 0.100286 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=0.052236Jy sigma=0.480021 ! Fit after self-cal, rms=0.052236Jy sigma=0.480016 ! 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=1.013 mas, bmaj=1.205 mas, bpa=4.852 degrees ! Estimated noise=0.555694 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.013 x 1.205 at 4.852 degrees (North through East) ! Clean map min=-0.001039 max=0.045316 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=0.8291 mas, bmaj=0.9612 mas, bpa=2.772 degrees ! Estimated noise=1.0907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0399025 Jy ! Component: 100 - total flux cleaned = 0.0604059 Jy ! Component: 150 - total flux cleaned = 0.0723536 Jy ! Component: 200 - total flux cleaned = 0.0798844 Jy ! Total flux subtracted in 200 components = 0.0798844 Jy ! Clean residual min=-0.003046 max=0.004067 Jy/beam ! Clean residual mean=0.000001 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.0798845 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0798845 Jy ! Inverting map and beam ! Estimated beam: bmin=1.013 mas, bmaj=1.205 mas, bpa=4.852 degrees ! Estimated noise=0.555694 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 = 0.00635112 Jy ! Component: 100 - total flux cleaned = 0.0104222 Jy ! Component: 150 - total flux cleaned = 0.013275 Jy ! Component: 200 - total flux cleaned = 0.0153021 Jy ! Total flux subtracted in 200 components = 0.0153021 Jy ! Clean residual min=-0.001225 max=0.001439 Jy/beam ! Clean residual mean=0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.0951865 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 39 components and 0.0951865 Jy ! Inverting map ! Added new window around map position (-43.8, 20.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155206 Jy ! Component: 100 - total flux cleaned = 0.00267201 Jy ! Component: 150 - total flux cleaned = 0.00337198 Jy ! Component: 200 - total flux cleaned = 0.00380334 Jy ! Total flux subtracted in 200 components = 0.00380334 Jy ! Clean residual min=-0.001106 max=0.001036 Jy/beam ! Clean residual mean=-0.000000 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0989899 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 57 components and 0.0989899 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=2.1 mas, bmaj=2.341 mas, bpa=54.2 degrees ! Estimated noise=0.717662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00058732 Jy ! Component: 100 - total flux cleaned = 0.000787428 Jy ! Component: 150 - total flux cleaned = 0.000952475 Jy ! Component: 200 - total flux cleaned = 0.00106476 Jy ! Total flux subtracted in 200 components = 0.00106476 Jy ! Clean residual min=-0.001346 max=0.001019 Jy/beam ! Clean residual mean=-0.000002 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.100055 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 = 0.000109543 Jy ! Component: 100 - total flux cleaned = 0.000179642 Jy ! Component: 150 - total flux cleaned = 0.000202284 Jy ! Component: 200 - total flux cleaned = 0.000223367 Jy ! Total flux subtracted in 200 components = 0.000223367 Jy ! Clean residual min=-0.001307 max=0.001021 Jy/beam ! Clean residual mean=-0.000002 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.100278 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 78 components and 0.100278 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.013 mas, bmaj=1.205 mas, bpa=4.852 degrees ! Estimated noise=0.555694 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000101684 Jy ! Component: 100 - total flux cleaned = -5.15168e-05 Jy ! Component: 150 - total flux cleaned = -7.473e-06 Jy ! Component: 200 - total flux cleaned = 1.9261e-05 Jy ! Total flux subtracted in 200 components = 1.9261e-05 Jy ! Clean residual min=-0.001027 max=0.001098 Jy/beam ! Clean residual mean=-0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.100297 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 92 components and 0.100297 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=0.052176Jy sigma=0.479418 ! Fit after self-cal, rms=0.052137Jy sigma=0.479125 wmodel J0828+5048_X_map.mod ! Writing 92 model components to file: J0828+5048_X_map.mod wobs J0828+5048_X_uvs.fits ! Writing UV FITS file: J0828+5048_X_uvs.fits wwins J0828+5048_X_map.win ! wwins: Wrote 3 windows to J0828+5048_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 = 6.44658e-05 Jy ! Component: 100 - total flux cleaned = 1.07844e-05 Jy ! Component: 150 - total flux cleaned = 2.87061e-05 Jy ! Component: 200 - total flux cleaned = 4.59889e-05 Jy ! Component: 250 - total flux cleaned = 2.95844e-05 Jy ! Component: 300 - total flux cleaned = 1.35261e-05 Jy ! Component: 350 - total flux cleaned = -1.81774e-05 Jy ! Component: 400 - total flux cleaned = -3.35973e-05 Jy ! Component: 450 - total flux cleaned = -6.45727e-05 Jy ! Component: 500 - total flux cleaned = -0.000140025 Jy ! Component: 550 - total flux cleaned = -0.000213902 Jy ! Component: 600 - total flux cleaned = -0.000213674 Jy ! Component: 650 - total flux cleaned = -0.000242546 Jy ! Component: 700 - total flux cleaned = -0.000270921 Jy ! Component: 750 - total flux cleaned = -0.000284828 Jy ! Component: 800 - total flux cleaned = -0.000312438 Jy ! Component: 850 - total flux cleaned = -0.000353127 Jy ! Component: 900 - total flux cleaned = -0.00035306 Jy ! Component: 950 - total flux cleaned = -0.000419346 Jy ! Component: 1000 - total flux cleaned = -0.000406175 Jy ! Component: 1050 - total flux cleaned = -0.000445082 Jy ! Component: 1100 - total flux cleaned = -0.000508794 Jy ! Component: 1150 - total flux cleaned = -0.000534002 Jy ! Component: 1200 - total flux cleaned = -0.000496554 Jy ! Component: 1250 - total flux cleaned = -0.000583367 Jy ! Component: 1300 - total flux cleaned = -0.000571179 Jy ! Component: 1350 - total flux cleaned = -0.000607591 Jy ! Component: 1400 - total flux cleaned = -0.000607512 Jy ! Component: 1450 - total flux cleaned = -0.000643278 Jy ! Component: 1500 - total flux cleaned = -0.000654978 Jy ! Component: 1550 - total flux cleaned = -0.000654882 Jy ! Component: 1600 - total flux cleaned = -0.000655012 Jy ! Component: 1650 - total flux cleaned = -0.000632074 Jy ! Component: 1700 - total flux cleaned = -0.000666178 Jy ! Component: 1750 - total flux cleaned = -0.000655029 Jy ! Component: 1800 - total flux cleaned = -0.000655046 Jy ! Component: 1850 - total flux cleaned = -0.000633031 Jy ! Component: 1900 - total flux cleaned = -0.000655019 Jy ! Component: 1950 - total flux cleaned = -0.000676722 Jy ! Component: 2000 - total flux cleaned = -0.000676661 Jy ! Component: 2050 - total flux cleaned = -0.000665884 Jy ! Component: 2100 - total flux cleaned = -0.00059121 Jy ! Component: 2150 - total flux cleaned = -0.000665403 Jy ! Component: 2200 - total flux cleaned = -0.000644348 Jy ! Component: 2250 - total flux cleaned = -0.000623573 Jy ! Component: 2300 - total flux cleaned = -0.000623474 Jy ! Component: 2350 - total flux cleaned = -0.000561874 Jy ! Component: 2400 - total flux cleaned = -0.000572184 Jy ! Component: 2450 - total flux cleaned = -0.000582311 Jy ! Component: 2500 - total flux cleaned = -0.000542008 Jy ! Component: 2550 - total flux cleaned = -0.000551989 Jy ! Component: 2600 - total flux cleaned = -0.000571892 Jy ! Component: 2650 - total flux cleaned = -0.000601633 Jy ! Component: 2700 - total flux cleaned = -0.000542651 Jy ! Component: 2750 - total flux cleaned = -0.000591369 Jy ! Component: 2800 - total flux cleaned = -0.000552429 Jy ! Component: 2850 - total flux cleaned = -0.000542764 Jy ! Component: 2900 - total flux cleaned = -0.000561873 Jy ! Component: 2950 - total flux cleaned = -0.000523769 Jy ! Component: 3000 - total flux cleaned = -0.000580546 Jy ! Component: 3050 - total flux cleaned = -0.000533557 Jy ! Component: 3100 - total flux cleaned = -0.000580352 Jy ! Component: 3150 - total flux cleaned = -0.000580312 Jy ! Component: 3200 - total flux cleaned = -0.000534092 Jy ! Component: 3250 - total flux cleaned = -0.000561724 Jy ! Component: 3300 - total flux cleaned = -0.000570908 Jy ! Component: 3350 - total flux cleaned = -0.00056179 Jy ! Component: 3400 - total flux cleaned = -0.000570864 Jy ! Component: 3450 - total flux cleaned = -0.000516859 Jy ! Component: 3500 - total flux cleaned = -0.000579496 Jy ! Component: 3550 - total flux cleaned = -0.000552787 Jy ! Component: 3600 - total flux cleaned = -0.000535084 Jy ! Component: 3650 - total flux cleaned = -0.000579136 Jy ! Component: 3700 - total flux cleaned = -0.000552872 Jy ! Component: 3750 - total flux cleaned = -0.00057026 Jy ! Component: 3800 - total flux cleaned = -0.000552909 Jy ! Component: 3850 - total flux cleaned = -0.000544346 Jy ! Component: 3900 - total flux cleaned = -0.000570132 Jy ! Component: 3950 - total flux cleaned = -0.000578703 Jy ! Component: 4000 - total flux cleaned = -0.000578705 Jy ! Component: 4050 - total flux cleaned = -0.000544808 Jy ! Total flux subtracted in 4096 components = -0.000595304 Jy ! Clean residual min=-0.000477 max=0.000573 Jy/beam ! Clean residual mean=-0.000001 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.0997019 Jy keep ! Adding 318 model components to the UV plane model. ! The established model now contains 410 components and 0.099702 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0828+5048_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.013 x 1.205 at 4.852 degrees (North through East) ! Clean map min=-0.00078938 max=0.045176 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0828+5048_X_map.fits wmodel /image_prod/ug002_uva//J0828+5048_X_map.mod ! Writing 410 model components to file: /image_prod/ug002_uva//J0828+5048_X_map.mod wobs /image_prod/ug002_uva//J0828+5048_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0828+5048_X_uvs.fits wwins /image_prod/ug002_uva//J0828+5048_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0828+5048_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0451758 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000141455 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.939362 0.939362 1.87872 3.75745 7.5149 15.0298 30.0596 60.1192 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.045 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 319.365 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0828+5048_X_dfm.log closed on Wed Mar 4 22:23:53 2020