! Started logfile: /image_prod/ug002_uva//J1855+3742_X_dfm.log on Thu Mar 5 03:58:51 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J1855+3742_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1855+3742_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.979167 visibilities/baseline/integration-bin. ! Found source: J1855+3742 ! ! 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 19740 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 J1855+3742_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005634Jy sigma=9.447551 ! Fit after self-cal, rms=0.921018Jy sigma=8.611641 ! 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=0.6779 mas, bmaj=1.2 mas, bpa=-8.84 degrees ! Estimated noise=1.11349 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 = 0.0583493 Jy ! Component: 100 - total flux cleaned = 0.0818917 Jy ! Total flux subtracted in 100 components = 0.0818917 Jy ! Clean residual min=-0.006792 max=0.013781 Jy/beam ! Clean residual mean=0.000008 rms=0.001467 Jy/beam ! Combined flux in latest and established models = 0.0818917 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0818917 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=0.061583Jy sigma=0.558133 ! Fit after self-cal, rms=0.060908Jy sigma=0.552347 ! Inverting map ! Added new window around map position (-0.6, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156485 Jy ! Component: 100 - total flux cleaned = 0.0252774 Jy ! Total flux subtracted in 100 components = 0.0252774 Jy ! Clean residual min=-0.004549 max=0.007268 Jy/beam ! Clean residual mean=0.000005 rms=0.001023 Jy/beam ! Combined flux in latest and established models = 0.107169 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 20 components and 0.107169 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=0.055796Jy sigma=0.494741 ! Fit after self-cal, rms=0.055664Jy sigma=0.493546 ! Inverting map ! Added new window around map position (0.4, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00814687 Jy ! Component: 100 - total flux cleaned = 0.01426 Jy ! Total flux subtracted in 100 components = 0.01426 Jy ! Clean residual min=-0.003724 max=0.005745 Jy/beam ! Clean residual mean=0.000004 rms=0.000853 Jy/beam ! Combined flux in latest and established models = 0.121429 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 24 components and 0.121429 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=0.054024Jy sigma=0.474484 ! Fit after self-cal, rms=0.053994Jy sigma=0.474187 ! Inverting map ! Added new window around map position (1.4, -5.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00588844 Jy ! Component: 100 - total flux cleaned = 0.0102991 Jy ! Total flux subtracted in 100 components = 0.0102991 Jy ! Clean residual min=-0.003378 max=0.003070 Jy/beam ! Clean residual mean=0.000003 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.131728 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 31 components and 0.131728 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=0.053180Jy sigma=0.465097 ! Fit after self-cal, rms=0.053143Jy sigma=0.464825 ! 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=0.8338 mas, bmaj=1.43 mas, bpa=-8.542 degrees ! Estimated noise=0.546017 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 = 0.00544473 Jy ! Component: 100 - total flux cleaned = 0.00948368 Jy ! Component: 150 - total flux cleaned = 0.0126363 Jy ! Component: 200 - total flux cleaned = 0.0151468 Jy ! Total flux subtracted in 200 components = 0.0151468 Jy ! Clean residual min=-0.002581 max=0.003269 Jy/beam ! Clean residual mean=0.000004 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 0.146875 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 44 components and 0.146875 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=0.052426Jy sigma=0.456259 ! Fit after self-cal, rms=0.052401Jy sigma=0.456083 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8338 x 1.43 at -8.542 degrees (North through East) ! Clean map min=-0.0024308 max=0.080764 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HN 1.00 KP 0.96 ! MK 0.99 NL 1.10 OV 0.85 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.94 HN 0.99 KP 0.94 ! MK 1.01 NL 1.15 OV 0.88 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 0.95 KP 0.95 ! MK 1.03 NL 1.09 OV 0.86 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 HN 1.00 KP 0.95 ! MK 0.99 NL 1.06 OV 0.93 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 1.00 KP 0.93 ! MK 1.02 NL 1.13 OV 0.89 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 1.04 KP 0.98 ! MK 1.02 NL 1.14 OV 0.90 SC 1.12 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 HN 1.02 KP 0.95 ! MK 1.03 NL 1.13 OV 0.88 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.04 KP 0.94 ! MK 1.00 NL 1.11 OV 0.92 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 HN 1.03 KP 0.95 ! MK 1.09 NL 1.17 OV 0.93 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 1.05 KP 0.97 ! MK 1.03 NL 1.12 OV 0.93 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.02 KP 0.98 ! MK 1.04 NL 1.18 OV 0.91 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.07 KP 0.93 ! MK 1.04 NL 1.15 OV 0.92 SC 0.93 ! ! ! Fit before self-cal, rms=0.052401Jy sigma=0.456083 ! Fit after self-cal, rms=0.051459Jy sigma=0.447316 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8443 mas, bmaj=1.442 mas, bpa=-8.055 degrees ! Estimated noise=0.537286 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 = 0.00214585 Jy ! Component: 100 - total flux cleaned = 0.00358624 Jy ! Component: 150 - total flux cleaned = 0.00464629 Jy ! Component: 200 - total flux cleaned = 0.00537691 Jy ! Total flux subtracted in 200 components = 0.00537691 Jy ! Clean residual min=-0.001161 max=0.001151 Jy/beam ! Clean residual mean=0.000000 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.152252 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 63 components and 0.152252 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=0.051349Jy sigma=0.446143 ! Fit after self-cal, rms=0.051398Jy sigma=0.445917 ! 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=0.051398Jy sigma=0.445917 ! Fit after self-cal, rms=0.051334Jy sigma=0.444642 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8433 mas, bmaj=1.441 mas, bpa=-7.937 degrees ! Estimated noise=0.536301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000953434 Jy ! Component: 100 - total flux cleaned = 0.00157072 Jy ! Component: 150 - total flux cleaned = 0.00202744 Jy ! Component: 200 - total flux cleaned = 0.00227341 Jy ! Total flux subtracted in 200 components = 0.00227341 Jy ! Clean residual min=-0.000970 max=0.001019 Jy/beam ! Clean residual mean=0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.154525 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 76 components and 0.154525 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=0.051308Jy sigma=0.444362 ! Fit after self-cal, rms=0.051313Jy sigma=0.444320 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 (24.6, 48.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000856218 Jy ! Component: 100 - total flux cleaned = 0.0011607 Jy ! Component: 150 - total flux cleaned = 0.00131087 Jy ! Component: 200 - total flux cleaned = 0.00142898 Jy ! Total flux subtracted in 200 components = 0.00142898 Jy ! Clean residual min=-0.000909 max=0.000997 Jy/beam ! Clean residual mean=0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.155954 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 88 components and 0.155954 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=0.051294Jy sigma=0.444088 ! Fit after self-cal, rms=0.051290Jy sigma=0.444070 ! Inverting map ! Added new window around map position (12.6, -38.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00059334 Jy ! Component: 100 - total flux cleaned = 0.000717943 Jy ! Component: 150 - total flux cleaned = 0.000827381 Jy ! Component: 200 - total flux cleaned = 0.000909737 Jy ! Total flux subtracted in 200 components = 0.000909737 Jy ! Clean residual min=-0.000883 max=0.000889 Jy/beam ! Clean residual mean=0.000000 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.156864 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 102 components and 0.156864 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=0.051271Jy sigma=0.443888 ! Fit after self-cal, rms=0.051269Jy sigma=0.443877 ! 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=0.051269Jy sigma=0.443877 ! Fit after self-cal, rms=0.051262Jy sigma=0.443827 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8428 mas, bmaj=1.44 mas, bpa=-7.909 degrees ! Estimated noise=0.535669 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00050843 Jy ! Component: 100 - total flux cleaned = 0.000766373 Jy ! Component: 150 - total flux cleaned = 0.000812741 Jy ! Component: 200 - total flux cleaned = 0.000885733 Jy ! Total flux subtracted in 200 components = 0.000885733 Jy ! Clean residual min=-0.000879 max=0.000849 Jy/beam ! Clean residual mean=0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.15775 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 113 components and 0.15775 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=0.051252Jy sigma=0.443734 ! Fit after self-cal, rms=0.051254Jy sigma=0.443730 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 = 0.000147941 Jy ! Component: 100 - total flux cleaned = 0.000203063 Jy ! Component: 150 - total flux cleaned = 0.000241966 Jy ! Component: 200 - total flux cleaned = 0.000303473 Jy ! Total flux subtracted in 200 components = 0.000303473 Jy ! Clean residual min=-0.000880 max=0.000856 Jy/beam ! Clean residual mean=0.000000 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.158053 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 126 components and 0.158053 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=0.051248Jy sigma=0.443675 ! Fit after self-cal, rms=0.051247Jy sigma=0.443673 ! 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=0.051247Jy sigma=0.443673 ! Fit after self-cal, rms=0.051236Jy sigma=0.443665 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.851 mas, bmaj=2.175 mas, bpa=-2.399 degrees ! Estimated noise=0.678673 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000242316 Jy ! Component: 100 - total flux cleaned = 0.0003104 Jy ! Component: 150 - total flux cleaned = 0.000393037 Jy ! Component: 200 - total flux cleaned = 0.000456382 Jy ! Total flux subtracted in 200 components = 0.000456382 Jy ! Clean residual min=-0.000818 max=0.000888 Jy/beam ! Clean residual mean=0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.15851 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 146 components and 0.15851 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=0.051235Jy sigma=0.443638 ! Fit after self-cal, rms=0.051236Jy sigma=0.443634 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.549e-05 Jy ! Component: 100 - total flux cleaned = 0.000112057 Jy ! Component: 150 - total flux cleaned = 0.00015491 Jy ! Component: 200 - total flux cleaned = 0.000225723 Jy ! Total flux subtracted in 200 components = 0.000225723 Jy ! Clean residual min=-0.000813 max=0.000862 Jy/beam ! Clean residual mean=0.000000 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.158735 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 159 components and 0.158735 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=0.051236Jy sigma=0.443625 ! Fit after self-cal, rms=0.051236Jy sigma=0.443623 ! 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=0.8425 mas, bmaj=1.441 mas, bpa=-7.915 degrees ! Estimated noise=0.535398 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8425 x 1.441 at -7.915 degrees (North through East) ! Clean map min=-0.00078406 max=0.079476 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=0.6842 mas, bmaj=1.211 mas, bpa=-8.241 degrees ! Estimated noise=1.10174 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0579092 Jy ! Component: 100 - total flux cleaned = 0.0829825 Jy ! Component: 150 - total flux cleaned = 0.0978095 Jy ! Component: 200 - total flux cleaned = 0.107798 Jy ! Total flux subtracted in 200 components = 0.107798 Jy ! Clean residual min=-0.004018 max=0.005886 Jy/beam ! Clean residual mean=0.000005 rms=0.000937 Jy/beam ! Combined flux in latest and established models = 0.107798 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 0.107798 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8425 mas, bmaj=1.441 mas, bpa=-7.915 degrees ! Estimated noise=0.535398 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 = 0.0106392 Jy ! Component: 100 - total flux cleaned = 0.0181687 Jy ! Component: 150 - total flux cleaned = 0.0238978 Jy ! Component: 200 - total flux cleaned = 0.0283756 Jy ! Total flux subtracted in 200 components = 0.0283756 Jy ! Clean residual min=-0.001968 max=0.002647 Jy/beam ! Clean residual mean=0.000004 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.136173 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 39 components and 0.136173 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00359483 Jy ! Component: 100 - total flux cleaned = 0.00650309 Jy ! Component: 150 - total flux cleaned = 0.00886731 Jy ! Component: 200 - total flux cleaned = 0.0108201 Jy ! Total flux subtracted in 200 components = 0.0108201 Jy ! Clean residual min=-0.001251 max=0.001447 Jy/beam ! Clean residual mean=0.000002 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.146993 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 50 components and 0.146993 Jy ! Inverting map ! Added new window around map position (-7, 23.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168639 Jy ! Component: 100 - total flux cleaned = 0.00311833 Jy ! Component: 150 - total flux cleaned = 0.00437185 Jy ! Component: 200 - total flux cleaned = 0.00547276 Jy ! Total flux subtracted in 200 components = 0.00547276 Jy ! Clean residual min=-0.001072 max=0.001067 Jy/beam ! Clean residual mean=0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.152466 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 64 components and 0.152466 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=1.851 mas, bmaj=2.175 mas, bpa=-2.399 degrees ! Estimated noise=0.678673 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014959 Jy ! Component: 100 - total flux cleaned = 0.00254068 Jy ! Component: 150 - total flux cleaned = 0.00328844 Jy ! Component: 200 - total flux cleaned = 0.00388077 Jy ! Total flux subtracted in 200 components = 0.00388077 Jy ! Clean residual min=-0.000953 max=0.000952 Jy/beam ! Clean residual mean=0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.156347 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 = 0.000473977 Jy ! Component: 100 - total flux cleaned = 0.000900863 Jy ! Component: 150 - total flux cleaned = 0.00113441 Jy ! Component: 200 - total flux cleaned = 0.00128095 Jy ! Total flux subtracted in 200 components = 0.00128095 Jy ! Clean residual min=-0.000876 max=0.000887 Jy/beam ! Clean residual mean=0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.157628 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 101 components and 0.157628 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8425 mas, bmaj=1.441 mas, bpa=-7.915 degrees ! Estimated noise=0.535398 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.13682e-08 Jy ! Component: 100 - total flux cleaned = 2.60207e-05 Jy ! Component: 150 - total flux cleaned = 9.39867e-05 Jy ! Component: 200 - total flux cleaned = 0.000157539 Jy ! Total flux subtracted in 200 components = 0.000157539 Jy ! Clean residual min=-0.000909 max=0.000948 Jy/beam ! Clean residual mean=0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.157785 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 126 components and 0.157785 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=0.051258Jy sigma=0.443834 ! Fit after self-cal, rms=0.051255Jy sigma=0.443800 wmodel J1855+3742_X_map.mod ! Writing 126 model components to file: J1855+3742_X_map.mod wobs J1855+3742_X_uvs.fits ! Writing UV FITS file: J1855+3742_X_uvs.fits wwins J1855+3742_X_map.win ! wwins: Wrote 7 windows to J1855+3742_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 = 0.000243475 Jy ! Component: 100 - total flux cleaned = 0.000227738 Jy ! Component: 150 - total flux cleaned = 0.000227117 Jy ! Component: 200 - total flux cleaned = 0.000270568 Jy ! Component: 250 - total flux cleaned = 0.00031336 Jy ! Component: 300 - total flux cleaned = 0.000424961 Jy ! Component: 350 - total flux cleaned = 0.000520524 Jy ! Component: 400 - total flux cleaned = 0.000614632 Jy ! Component: 450 - total flux cleaned = 0.000706974 Jy ! Component: 500 - total flux cleaned = 0.000810754 Jy ! Component: 550 - total flux cleaned = 0.000887227 Jy ! Component: 600 - total flux cleaned = 0.000912487 Jy ! Component: 650 - total flux cleaned = 0.0010365 Jy ! Component: 700 - total flux cleaned = 0.00113424 Jy ! Component: 750 - total flux cleaned = 0.00118238 Jy ! Component: 800 - total flux cleaned = 0.00126585 Jy ! Component: 850 - total flux cleaned = 0.00134836 Jy ! Component: 900 - total flux cleaned = 0.00141806 Jy ! Component: 950 - total flux cleaned = 0.00147584 Jy ! Component: 1000 - total flux cleaned = 0.00154404 Jy ! Component: 1050 - total flux cleaned = 0.00155545 Jy ! Component: 1100 - total flux cleaned = 0.00162219 Jy ! Component: 1150 - total flux cleaned = 0.00163321 Jy ! Component: 1200 - total flux cleaned = 0.00167692 Jy ! Component: 1250 - total flux cleaned = 0.00173085 Jy ! Component: 1300 - total flux cleaned = 0.00174158 Jy ! Component: 1350 - total flux cleaned = 0.00180514 Jy ! Component: 1400 - total flux cleaned = 0.00182626 Jy ! Component: 1450 - total flux cleaned = 0.00186795 Jy ! Component: 1500 - total flux cleaned = 0.00189885 Jy ! Component: 1550 - total flux cleaned = 0.00196013 Jy ! Component: 1600 - total flux cleaned = 0.00199035 Jy ! Component: 1650 - total flux cleaned = 0.00198049 Jy ! Component: 1700 - total flux cleaned = 0.0020501 Jy ! Component: 1750 - total flux cleaned = 0.00209953 Jy ! Component: 1800 - total flux cleaned = 0.00213857 Jy ! Component: 1850 - total flux cleaned = 0.0021873 Jy ! Component: 1900 - total flux cleaned = 0.0022546 Jy ! Component: 1950 - total flux cleaned = 0.0023215 Jy ! Component: 2000 - total flux cleaned = 0.00233092 Jy ! Component: 2050 - total flux cleaned = 0.00237809 Jy ! Component: 2100 - total flux cleaned = 0.00242468 Jy ! Component: 2150 - total flux cleaned = 0.00246174 Jy ! Component: 2200 - total flux cleaned = 0.00249847 Jy ! Component: 2250 - total flux cleaned = 0.00254412 Jy ! Component: 2300 - total flux cleaned = 0.00258945 Jy ! Component: 2350 - total flux cleaned = 0.00261647 Jy ! Component: 2400 - total flux cleaned = 0.00265223 Jy ! Component: 2450 - total flux cleaned = 0.00272313 Jy ! Component: 2500 - total flux cleaned = 0.00274066 Jy ! Component: 2550 - total flux cleaned = 0.00274086 Jy ! Component: 2600 - total flux cleaned = 0.00277569 Jy ! Component: 2650 - total flux cleaned = 0.00285348 Jy ! Component: 2700 - total flux cleaned = 0.00288783 Jy ! Component: 2750 - total flux cleaned = 0.00291345 Jy ! Component: 2800 - total flux cleaned = 0.00293035 Jy ! Component: 2850 - total flux cleaned = 0.00296409 Jy ! Component: 2900 - total flux cleaned = 0.00298083 Jy ! Component: 2950 - total flux cleaned = 0.0030307 Jy ! Component: 3000 - total flux cleaned = 0.00304722 Jy ! Component: 3050 - total flux cleaned = 0.00308011 Jy ! Component: 3100 - total flux cleaned = 0.00314551 Jy ! Component: 3150 - total flux cleaned = 0.00319425 Jy ! Component: 3200 - total flux cleaned = 0.00321036 Jy ! Component: 3250 - total flux cleaned = 0.00326655 Jy ! Component: 3300 - total flux cleaned = 0.00332239 Jy ! Component: 3350 - total flux cleaned = 0.00335402 Jy ! Component: 3400 - total flux cleaned = 0.00336982 Jy ! Component: 3450 - total flux cleaned = 0.00339331 Jy ! Component: 3500 - total flux cleaned = 0.0034167 Jy ! Component: 3550 - total flux cleaned = 0.00342445 Jy ! Component: 3600 - total flux cleaned = 0.00347844 Jy ! Component: 3650 - total flux cleaned = 0.00347064 Jy ! Component: 3700 - total flux cleaned = 0.00350874 Jy ! Component: 3750 - total flux cleaned = 0.00347075 Jy ! Component: 3800 - total flux cleaned = 0.00350099 Jy ! Component: 3850 - total flux cleaned = 0.00353105 Jy ! Component: 3900 - total flux cleaned = 0.00351617 Jy ! Component: 3950 - total flux cleaned = 0.00356077 Jy ! Component: 4000 - total flux cleaned = 0.0035681 Jy ! Component: 4050 - total flux cleaned = 0.00358289 Jy ! Total flux subtracted in 4096 components = 0.00358285 Jy ! Clean residual min=-0.000553 max=0.000447 Jy/beam ! Clean residual mean=0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.161368 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 424 components and 0.161368 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1855+3742_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8425 x 1.441 at -7.915 degrees (North through East) ! Clean map min=-0.00060095 max=0.079499 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1855+3742_X_map.fits wmodel /image_prod/ug002_uva//J1855+3742_X_map.mod ! Writing 424 model components to file: /image_prod/ug002_uva//J1855+3742_X_map.mod wobs /image_prod/ug002_uva//J1855+3742_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1855+3742_X_uvs.fits wwins /image_prod/ug002_uva//J1855+3742_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J1855+3742_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.079499 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000120206 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.453613 0.453613 0.907226 1.81445 3.6289 7.25781 14.5156 29.0312 58.0625 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.079 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 661.356 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1855+3742_X_dfm.log closed on Thu Mar 5 03:58:56 2020