! Started logfile: /image_prod/ug002_uva//J1846-0003_X_dfm.log on Thu Mar 5 03:55:15 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//J1846-0003_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1846-0003_X_uva.fits ! AN table 1: 90 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1846-0003 ! ! 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 30240 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 J1846-0003_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. ! ! 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=1.002471Jy sigma=9.154824 ! Fit after self-cal, rms=0.964630Jy sigma=8.789723 ! 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=1.393 mas, bmaj=3.221 mas, bpa=-7.989 degrees ! Estimated noise=0.860019 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 = 0.0262866 Jy ! Component: 100 - total flux cleaned = 0.0351125 Jy ! Total flux subtracted in 100 components = 0.0351125 Jy ! Clean residual min=-0.002510 max=0.004399 Jy/beam ! Clean residual mean=0.000001 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.0351125 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0351125 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=0.058074Jy sigma=0.494172 ! Fit after self-cal, rms=0.056322Jy sigma=0.478721 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00765292 Jy ! Component: 100 - total flux cleaned = 0.0121053 Jy ! Total flux subtracted in 100 components = 0.0121053 Jy ! Clean residual min=-0.002172 max=0.002775 Jy/beam ! Clean residual mean=-0.000000 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 0.0472177 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 25 components and 0.0472177 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=0.054909Jy sigma=0.462860 ! Fit after self-cal, rms=0.054771Jy sigma=0.462016 ! Inverting map ! Added new window around map position (-0.4, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00430869 Jy ! Component: 100 - total flux cleaned = 0.00668412 Jy ! Total flux subtracted in 100 components = 0.00668412 Jy ! Clean residual min=-0.002020 max=0.001980 Jy/beam ! Clean residual mean=0.000000 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.0539019 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 43 components and 0.0539019 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=0.054346Jy sigma=0.457353 ! Fit after self-cal, rms=0.054251Jy sigma=0.456815 ! 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=1.629 mas, bmaj=3.607 mas, bpa=-6.576 degrees ! Estimated noise=0.454481 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 = 0.00337836 Jy ! Component: 100 - total flux cleaned = 0.00530048 Jy ! Component: 150 - total flux cleaned = 0.00661558 Jy ! Component: 200 - total flux cleaned = 0.00756953 Jy ! Total flux subtracted in 200 components = 0.00756953 Jy ! Clean residual min=-0.001771 max=0.001526 Jy/beam ! Clean residual mean=0.000000 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.0614714 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 74 components and 0.0614714 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=0.054035Jy sigma=0.454571 ! Fit after self-cal, rms=0.053989Jy sigma=0.454288 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.629 x 3.607 at -6.576 degrees (North through East) ! Clean map min=-0.0018816 max=0.040148 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.10 HN 0.93 KP 1.05 ! LA 1.09 NL 1.13 OV 0.96 PT 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 0.93 KP 1.01 ! LA 1.06 NL 1.09 OV 0.96 PT 0.88 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 1.06 KP 1.05 ! LA 0.99 NL 1.18 OV 0.95 PT 0.87 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 0.99 KP 1.05 ! LA 1.05 NL 1.17 OV 0.94 PT 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.88 KP 1.01 ! LA 1.05 NL 1.09 OV 0.94 PT 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.07 HN 0.90 KP 1.06 ! LA 0.99 NL 1.13 OV 0.93 PT 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.05 HN 0.83 KP 0.95 ! LA 1.02 NL 1.23 OV 1.02 PT 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 0.94 KP 1.04 ! LA 1.04 NL 1.14 OV 0.95 PT 0.86 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.02 HN 0.89 KP 1.00 ! LA 1.07 NL 1.15 OV 0.97 PT 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.04 HN 0.89 KP 0.98 ! LA 1.00 NL 1.07 OV 1.01 PT 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.06 HN 0.85 KP 0.99 ! LA 1.08 NL 1.09 OV 0.92 PT 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.82 KP 1.00 ! LA 1.09 NL 1.06 OV 0.95 PT 0.92 ! ! ! Fit before self-cal, rms=0.053989Jy sigma=0.454288 ! Fit after self-cal, rms=0.053103Jy sigma=0.452491 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.587 mas, bmaj=3.632 mas, bpa=-6.749 degrees ! Estimated noise=0.448714 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 = 0.000763105 Jy ! Component: 100 - total flux cleaned = 0.000860841 Jy ! Component: 150 - total flux cleaned = 0.000941091 Jy ! Component: 200 - total flux cleaned = 0.00100265 Jy ! Total flux subtracted in 200 components = 0.00100265 Jy ! Clean residual min=-0.000952 max=0.001126 Jy/beam ! Clean residual mean=0.000002 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.062474 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 82 components and 0.062474 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=0.053080Jy sigma=0.452296 ! Fit after self-cal, rms=0.053138Jy sigma=0.451970 ! 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=0.053138Jy sigma=0.451970 ! Fit after self-cal, rms=0.052974Jy sigma=0.450856 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.58 mas, bmaj=3.63 mas, bpa=-6.941 degrees ! Estimated noise=0.447006 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000257205 Jy ! Component: 100 - total flux cleaned = 0.000328156 Jy ! Component: 150 - total flux cleaned = 0.000398312 Jy ! Component: 200 - total flux cleaned = 0.000476816 Jy ! Total flux subtracted in 200 components = 0.000476816 Jy ! Clean residual min=-0.000888 max=0.000939 Jy/beam ! Clean residual mean=0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0629509 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 92 components and 0.0629509 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=0.052961Jy sigma=0.450770 ! Fit after self-cal, rms=0.053012Jy sigma=0.450602 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 = 9.45197e-05 Jy ! Component: 100 - total flux cleaned = 0.000132862 Jy ! Component: 150 - total flux cleaned = 0.000142762 Jy ! Component: 200 - total flux cleaned = 0.000133931 Jy ! Total flux subtracted in 200 components = 0.000133931 Jy ! Clean residual min=-0.000892 max=0.000936 Jy/beam ! Clean residual mean=0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0630848 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 100 components and 0.0630848 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=0.053004Jy sigma=0.450566 ! Fit after self-cal, rms=0.053005Jy sigma=0.450534 ! Inverting map ! Added new window around map position (-33, -41). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000608388 Jy ! Component: 100 - total flux cleaned = 0.000515333 Jy ! Component: 150 - total flux cleaned = 0.000439109 Jy ! Component: 200 - total flux cleaned = 0.000320839 Jy ! Total flux subtracted in 200 components = 0.000320839 Jy ! Clean residual min=-0.000894 max=0.000846 Jy/beam ! Clean residual mean=0.000001 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0634056 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 123 components and 0.0634056 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=0.052987Jy sigma=0.450401 ! Fit after self-cal, rms=0.052988Jy sigma=0.450364 ! 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=0.052988Jy sigma=0.450364 ! Fit after self-cal, rms=0.053151Jy sigma=0.450270 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.575 mas, bmaj=3.616 mas, bpa=-6.887 degrees ! Estimated noise=0.44506 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000437969 Jy ! Component: 100 - total flux cleaned = 0.000488276 Jy ! Component: 150 - total flux cleaned = 0.000446956 Jy ! Component: 200 - total flux cleaned = 0.000409224 Jy ! Total flux subtracted in 200 components = 0.000409224 Jy ! Clean residual min=-0.000813 max=0.000797 Jy/beam ! Clean residual mean=0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0638149 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 138 components and 0.0638149 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=0.053139Jy sigma=0.450187 ! Fit after self-cal, rms=0.053175Jy sigma=0.450139 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 = 0.0001219 Jy ! Component: 100 - total flux cleaned = 5.21779e-05 Jy ! Component: 150 - total flux cleaned = -1.85195e-05 Jy ! Component: 200 - total flux cleaned = -7.27301e-05 Jy ! Total flux subtracted in 200 components = -7.27301e-05 Jy ! Clean residual min=-0.000836 max=0.000765 Jy/beam ! Clean residual mean=0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0637421 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 144 components and 0.0637421 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=0.053167Jy sigma=0.450094 ! Fit after self-cal, rms=0.053172Jy sigma=0.450079 ! 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=0.053172Jy sigma=0.450079 ! Fit after self-cal, rms=0.053334Jy sigma=0.450056 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.443 mas, bmaj=3.819 mas, bpa=-2.808 degrees ! Estimated noise=0.478349 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000147155 Jy ! Component: 100 - total flux cleaned = 0.000162341 Jy ! Component: 150 - total flux cleaned = 0.000151972 Jy ! Component: 200 - total flux cleaned = 0.000121489 Jy ! Total flux subtracted in 200 components = 0.000121489 Jy ! Clean residual min=-0.000789 max=0.000780 Jy/beam ! Clean residual mean=0.000002 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0638636 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 150 components and 0.0638636 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=0.053328Jy sigma=0.450020 ! Fit after self-cal, rms=0.053348Jy sigma=0.449982 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 = -1.36195e-05 Jy ! Component: 100 - total flux cleaned = -3.6017e-05 Jy ! Component: 150 - total flux cleaned = -6.59047e-05 Jy ! Component: 200 - total flux cleaned = -8.34411e-05 Jy ! Total flux subtracted in 200 components = -8.34411e-05 Jy ! Clean residual min=-0.000768 max=0.000793 Jy/beam ! Clean residual mean=0.000002 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0637802 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 157 components and 0.0637802 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=0.053344Jy sigma=0.449959 ! Fit after self-cal, rms=0.053349Jy sigma=0.449950 ! 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=1.572 mas, bmaj=3.605 mas, bpa=-6.824 degrees ! Estimated noise=0.444227 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.572 x 3.605 at -6.824 degrees (North through East) ! Clean map min=-0.00092399 max=0.039078 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=1.341 mas, bmaj=3.233 mas, bpa=-8.153 degrees ! Estimated noise=0.833794 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0269942 Jy ! Component: 100 - total flux cleaned = 0.039972 Jy ! Component: 150 - total flux cleaned = 0.0475481 Jy ! Component: 200 - total flux cleaned = 0.051978 Jy ! Total flux subtracted in 200 components = 0.051978 Jy ! Clean residual min=-0.001997 max=0.002335 Jy/beam ! Clean residual mean=0.000001 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.051978 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 0.051978 Jy ! Inverting map and beam ! Estimated beam: bmin=1.572 mas, bmaj=3.605 mas, bpa=-6.824 degrees ! Estimated noise=0.444227 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 = 0.00406004 Jy ! Component: 100 - total flux cleaned = 0.00661027 Jy ! Component: 150 - total flux cleaned = 0.00842094 Jy ! Component: 200 - total flux cleaned = 0.00945347 Jy ! Total flux subtracted in 200 components = 0.00945347 Jy ! Clean residual min=-0.001119 max=0.001114 Jy/beam ! Clean residual mean=0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0614315 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 59 components and 0.0614315 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=2.443 mas, bmaj=3.819 mas, bpa=-2.808 degrees ! Estimated noise=0.478349 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112068 Jy ! Component: 100 - total flux cleaned = 0.00167293 Jy ! Component: 150 - total flux cleaned = 0.00187601 Jy ! Component: 200 - total flux cleaned = 0.00192576 Jy ! Total flux subtracted in 200 components = 0.00192576 Jy ! Clean residual min=-0.001002 max=0.000967 Jy/beam ! Clean residual mean=0.000002 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0633573 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 = 2.25852e-05 Jy ! Component: 100 - total flux cleaned = 2.23009e-05 Jy ! Component: 150 - total flux cleaned = 2.21769e-05 Jy ! Component: 200 - total flux cleaned = 2.27336e-05 Jy ! Total flux subtracted in 200 components = 2.27336e-05 Jy ! Clean residual min=-0.000892 max=0.000932 Jy/beam ! Clean residual mean=0.000001 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.06338 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 107 components and 0.06338 Jy ! Inverting map ! Added new window around map position (-5.2, 18.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000575941 Jy ! Component: 100 - total flux cleaned = 0.000678287 Jy ! Component: 150 - total flux cleaned = 0.000782207 Jy ! Component: 200 - total flux cleaned = 0.000796611 Jy ! Total flux subtracted in 200 components = 0.000796611 Jy ! Clean residual min=-0.000774 max=0.000698 Jy/beam ! Clean residual mean=0.000001 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.0641766 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 135 components and 0.0641766 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.572 mas, bmaj=3.605 mas, bpa=-6.824 degrees ! Estimated noise=0.444227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000122316 Jy ! Component: 100 - total flux cleaned = 0.000317549 Jy ! Component: 150 - total flux cleaned = 0.000450064 Jy ! Component: 200 - total flux cleaned = 0.000530847 Jy ! Total flux subtracted in 200 components = 0.000530847 Jy ! Clean residual min=-0.000762 max=0.000733 Jy/beam ! Clean residual mean=0.000001 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.0647075 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 159 components and 0.0647075 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=0.053335Jy sigma=0.449871 ! Fit after self-cal, rms=0.053323Jy sigma=0.449667 wmodel J1846-0003_X_map.mod ! Writing 159 model components to file: J1846-0003_X_map.mod wobs J1846-0003_X_uvs.fits ! Writing UV FITS file: J1846-0003_X_uvs.fits wwins J1846-0003_X_map.win ! wwins: Wrote 4 windows to J1846-0003_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 = -0.000142258 Jy ! Component: 100 - total flux cleaned = -0.000298662 Jy ! Component: 150 - total flux cleaned = -0.000409995 Jy ! Component: 200 - total flux cleaned = -0.000504872 Jy ! Component: 250 - total flux cleaned = -0.000596513 Jy ! Component: 300 - total flux cleaned = -0.000674057 Jy ! Component: 350 - total flux cleaned = -0.000716851 Jy ! Component: 400 - total flux cleaned = -0.000716941 Jy ! Component: 450 - total flux cleaned = -0.000696794 Jy ! Component: 500 - total flux cleaned = -0.000706671 Jy ! Component: 550 - total flux cleaned = -0.000726055 Jy ! Component: 600 - total flux cleaned = -0.000754428 Jy ! Component: 650 - total flux cleaned = -0.000782264 Jy ! Component: 700 - total flux cleaned = -0.000827832 Jy ! Component: 750 - total flux cleaned = -0.000863283 Jy ! Component: 800 - total flux cleaned = -0.00089846 Jy ! Component: 850 - total flux cleaned = -0.000924281 Jy ! Component: 900 - total flux cleaned = -0.000975005 Jy ! Component: 950 - total flux cleaned = -0.00100805 Jy ! Component: 1000 - total flux cleaned = -0.00101615 Jy ! Component: 1050 - total flux cleaned = -0.00106448 Jy ! Component: 1100 - total flux cleaned = -0.00109603 Jy ! Component: 1150 - total flux cleaned = -0.00111171 Jy ! Component: 1200 - total flux cleaned = -0.00115774 Jy ! Component: 1250 - total flux cleaned = -0.00115766 Jy ! Component: 1300 - total flux cleaned = -0.00118007 Jy ! Component: 1350 - total flux cleaned = -0.00119475 Jy ! Component: 1400 - total flux cleaned = -0.00117282 Jy ! Component: 1450 - total flux cleaned = -0.0011585 Jy ! Component: 1500 - total flux cleaned = -0.0011373 Jy ! Component: 1550 - total flux cleaned = -0.00113727 Jy ! Component: 1600 - total flux cleaned = -0.00111665 Jy ! Component: 1650 - total flux cleaned = -0.00113034 Jy ! Component: 1700 - total flux cleaned = -0.00109653 Jy ! Component: 1750 - total flux cleaned = -0.00109648 Jy ! Component: 1800 - total flux cleaned = -0.0011031 Jy ! Component: 1850 - total flux cleaned = -0.00109668 Jy ! Component: 1900 - total flux cleaned = -0.00110302 Jy ! Component: 1950 - total flux cleaned = -0.00107119 Jy ! Component: 2000 - total flux cleaned = -0.0010649 Jy ! Component: 2050 - total flux cleaned = -0.00107115 Jy ! Component: 2100 - total flux cleaned = -0.00105887 Jy ! Component: 2150 - total flux cleaned = -0.00105886 Jy ! Component: 2200 - total flux cleaned = -0.00107092 Jy ! Component: 2250 - total flux cleaned = -0.00105906 Jy ! Component: 2300 - total flux cleaned = -0.00104727 Jy ! Component: 2350 - total flux cleaned = -0.00103563 Jy ! Component: 2400 - total flux cleaned = -0.00102977 Jy ! Component: 2450 - total flux cleaned = -0.00102422 Jy ! Component: 2500 - total flux cleaned = -0.00100162 Jy ! Component: 2550 - total flux cleaned = -0.0010017 Jy ! Component: 2600 - total flux cleaned = -0.00101274 Jy ! Component: 2650 - total flux cleaned = -0.000996217 Jy ! Component: 2700 - total flux cleaned = -0.000963541 Jy ! Component: 2750 - total flux cleaned = -0.000958133 Jy ! Component: 2800 - total flux cleaned = -0.000942084 Jy ! Component: 2850 - total flux cleaned = -0.000931426 Jy ! Component: 2900 - total flux cleaned = -0.000920831 Jy ! Component: 2950 - total flux cleaned = -0.000899967 Jy ! Component: 3000 - total flux cleaned = -0.00087937 Jy ! Component: 3050 - total flux cleaned = -0.000884476 Jy ! Component: 3100 - total flux cleaned = -0.000874225 Jy ! Component: 3150 - total flux cleaned = -0.000853995 Jy ! Component: 3200 - total flux cleaned = -0.000849005 Jy ! Component: 3250 - total flux cleaned = -0.000849003 Jy ! Component: 3300 - total flux cleaned = -0.000824531 Jy ! Component: 3350 - total flux cleaned = -0.000824561 Jy ! Component: 3400 - total flux cleaned = -0.00082451 Jy ! Component: 3450 - total flux cleaned = -0.00083402 Jy ! Component: 3500 - total flux cleaned = -0.000834031 Jy ! Component: 3550 - total flux cleaned = -0.000838779 Jy ! Component: 3600 - total flux cleaned = -0.000829375 Jy ! Component: 3650 - total flux cleaned = -0.000824666 Jy ! Component: 3700 - total flux cleaned = -0.000815457 Jy ! Component: 3750 - total flux cleaned = -0.000842987 Jy ! Component: 3800 - total flux cleaned = -0.000838454 Jy ! Component: 3850 - total flux cleaned = -0.000852045 Jy ! Component: 3900 - total flux cleaned = -0.00083864 Jy ! Component: 3950 - total flux cleaned = -0.000843066 Jy ! Component: 4000 - total flux cleaned = -0.000851883 Jy ! Component: 4050 - total flux cleaned = -0.000843128 Jy ! Total flux subtracted in 4096 components = -0.0008562 Jy ! Clean residual min=-0.000242 max=0.000240 Jy/beam ! Clean residual mean=0.000001 rms=0.000084 Jy/beam ! Combined flux in latest and established models = 0.0638513 Jy keep ! Adding 283 model components to the UV plane model. ! The established model now contains 442 components and 0.0638513 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1846-0003_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.572 x 3.605 at -6.824 degrees (North through East) ! Clean map min=-0.00089615 max=0.038049 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1846-0003_X_map.fits wmodel /image_prod/ug002_uva//J1846-0003_X_map.mod ! Writing 442 model components to file: /image_prod/ug002_uva//J1846-0003_X_map.mod wobs /image_prod/ug002_uva//J1846-0003_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1846-0003_X_uvs.fits wwins /image_prod/ug002_uva//J1846-0003_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1846-0003_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0380486 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.38182e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.660877 0.660877 1.32175 2.64351 5.28702 10.574 21.1481 42.2961 84.5923 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.038 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 453.942 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1846-0003_X_dfm.log closed on Thu Mar 5 03:55:20 2020