! Started logfile: /image_prod/ug002_uva//J1948+3943_X_dfm.log on Thu Mar 5 04:24:34 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//J1948+3943_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1948+3943_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.984074 visibilities/baseline/integration-bin. ! Found source: J1948+3943 ! ! 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 31884 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 J1948+3943_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=1.007835Jy sigma=9.192004 ! Fit after self-cal, rms=0.914192Jy sigma=8.332361 ! 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=0.755 mas, bmaj=1.214 mas, bpa=-12.37 degrees ! Estimated noise=0.959375 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 = 0.0633396 Jy ! Component: 100 - total flux cleaned = 0.0830723 Jy ! Total flux subtracted in 100 components = 0.0830723 Jy ! Clean residual min=-0.003859 max=0.009017 Jy/beam ! Clean residual mean=0.000002 rms=0.000948 Jy/beam ! Combined flux in latest and established models = 0.0830723 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0830723 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=0.062316Jy sigma=0.517620 ! Fit after self-cal, rms=0.062181Jy sigma=0.516317 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104563 Jy ! Component: 100 - total flux cleaned = 0.015862 Jy ! Total flux subtracted in 100 components = 0.015862 Jy ! Clean residual min=-0.003101 max=0.003869 Jy/beam ! Clean residual mean=0.000001 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.0989343 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 7 components and 0.0989343 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=0.060315Jy sigma=0.496468 ! Fit after self-cal, rms=0.060300Jy sigma=0.496249 ! 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=0.9965 mas, bmaj=1.508 mas, bpa=-10.37 degrees ! Estimated noise=0.442374 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.8, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00477322 Jy ! Component: 100 - total flux cleaned = 0.00755744 Jy ! Component: 150 - total flux cleaned = 0.00942839 Jy ! Component: 200 - total flux cleaned = 0.0102405 Jy ! Total flux subtracted in 200 components = 0.0102405 Jy ! Clean residual min=-0.002496 max=0.003512 Jy/beam ! Clean residual mean=0.000000 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 0.109175 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 33 components and 0.109175 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=0.059921Jy sigma=0.491926 ! Fit after self-cal, rms=0.059886Jy sigma=0.491500 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9965 x 1.508 at -10.37 degrees (North through East) ! Clean map min=-0.0022446 max=0.086018 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 1.02 KP 1.03 ! LA 1.04 MK 1.01 NL 1.18 OV 0.91 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 1.02 KP 1.03 ! LA 1.05 MK 1.04 NL 1.16 OV 0.92 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 1.01 KP 1.02 ! LA 1.06 MK 1.04 NL 1.18 OV 0.89 ! PT 0.92 SC 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.98 KP 1.04 ! LA 1.01 MK 1.07 NL 1.19 OV 0.90 ! PT 0.90 SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.98 KP 1.03 ! LA 1.00 MK 1.03 NL 1.11 OV 0.94 ! PT 0.90 SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 1.02 KP 1.03 ! LA 1.06 MK 1.02 NL 1.15 OV 0.92 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.98 KP 1.04 ! LA 1.03 MK 1.01 NL 1.11 OV 0.94 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.03 KP 1.06 ! LA 0.99 MK 1.04 NL 1.14 OV 0.91 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HN 1.01 KP 1.03 ! LA 1.00 MK 1.06 NL 1.24 OV 0.94 ! PT 0.89 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.02 KP 1.01 ! LA 1.03 MK 1.02 NL 1.14 OV 0.95 ! PT 0.89 SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HN 0.99 KP 1.06 ! LA 1.00 MK 1.02 NL 1.14 OV 0.93 ! PT 0.91 SC 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 0.99 KP 1.03 ! LA 1.02 MK 0.96 NL 1.17 OV 0.93 ! PT 0.95 SC 0.91 ! ! ! Fit before self-cal, rms=0.059886Jy sigma=0.491500 ! Fit after self-cal, rms=0.057289Jy sigma=0.485112 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.998 mas, bmaj=1.501 mas, bpa=-8.728 degrees ! Estimated noise=0.438325 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 = -0.000494951 Jy ! Component: 100 - total flux cleaned = -0.000451033 Jy ! Component: 150 - total flux cleaned = -0.000414978 Jy ! Component: 200 - total flux cleaned = -0.000444003 Jy ! Total flux subtracted in 200 components = -0.000444003 Jy ! Clean residual min=-0.001906 max=0.002179 Jy/beam ! Clean residual mean=0.000002 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.108731 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 53 components and 0.108731 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=0.057235Jy sigma=0.484609 ! Fit after self-cal, rms=0.057220Jy sigma=0.484457 ! 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=0.057220Jy sigma=0.484457 ! Fit after self-cal, rms=0.059316Jy sigma=0.478692 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9948 mas, bmaj=1.506 mas, bpa=-8.876 degrees ! Estimated noise=0.439291 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000122216 Jy ! Component: 100 - total flux cleaned = 0.000146167 Jy ! Component: 150 - total flux cleaned = 0.00019454 Jy ! Component: 200 - total flux cleaned = 0.000215162 Jy ! Total flux subtracted in 200 components = 0.000215162 Jy ! Clean residual min=-0.000957 max=0.001181 Jy/beam ! Clean residual mean=0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.108946 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 63 components and 0.108946 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=0.059288Jy sigma=0.478446 ! Fit after self-cal, rms=0.059363Jy sigma=0.478324 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 (6.8, 16.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000463331 Jy ! Component: 100 - total flux cleaned = 0.000314517 Jy ! Component: 150 - total flux cleaned = 0.000207675 Jy ! Component: 200 - total flux cleaned = 9.48798e-05 Jy ! Total flux subtracted in 200 components = 9.48798e-05 Jy ! Clean residual min=-0.000959 max=0.001141 Jy/beam ! Clean residual mean=0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.109041 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 78 components and 0.109041 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=0.059338Jy sigma=0.478090 ! Fit after self-cal, rms=0.059338Jy sigma=0.478079 ! Inverting map ! Added new window around map position (33.6, -6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00074289 Jy ! Component: 100 - total flux cleaned = 0.000725085 Jy ! Component: 150 - total flux cleaned = 0.000650639 Jy ! Component: 200 - total flux cleaned = 0.000598656 Jy ! Total flux subtracted in 200 components = 0.000598656 Jy ! Clean residual min=-0.000891 max=0.000997 Jy/beam ! Clean residual mean=0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.10964 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 90 components and 0.10964 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=0.059317Jy sigma=0.477888 ! Fit after self-cal, rms=0.059316Jy sigma=0.477876 ! Inverting map ! Added new window around map position (-14.4, 36.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000921874 Jy ! Component: 100 - total flux cleaned = 0.000948602 Jy ! Component: 150 - total flux cleaned = 0.000914837 Jy ! Component: 200 - total flux cleaned = 0.000882619 Jy ! Total flux subtracted in 200 components = 0.000882619 Jy ! Clean residual min=-0.000882 max=0.000926 Jy/beam ! Clean residual mean=0.000001 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.110522 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 104 components and 0.110522 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=0.059296Jy sigma=0.477715 ! Fit after self-cal, rms=0.059295Jy sigma=0.477705 ! Inverting map ! Added new window around map position (-1.6, -13.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000651314 Jy ! Component: 100 - total flux cleaned = 0.000764795 Jy ! Component: 150 - total flux cleaned = 0.000846397 Jy ! Component: 200 - total flux cleaned = 0.000831153 Jy ! Total flux subtracted in 200 components = 0.000831153 Jy ! Clean residual min=-0.000858 max=0.000909 Jy/beam ! Clean residual mean=0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.111353 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 121 components and 0.111353 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=0.059280Jy sigma=0.477579 ! Fit after self-cal, rms=0.059277Jy sigma=0.477574 ! Inverting map ! Added new window around map position (-20, 22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000538127 Jy ! Component: 100 - total flux cleaned = 0.000559249 Jy ! Component: 150 - total flux cleaned = 0.000577564 Jy ! Component: 200 - total flux cleaned = 0.000627219 Jy ! Total flux subtracted in 200 components = 0.000627219 Jy ! Clean residual min=-0.000817 max=0.000868 Jy/beam ! Clean residual mean=0.000001 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.111981 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 138 components and 0.111981 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=0.059259Jy sigma=0.477451 ! Fit after self-cal, rms=0.059259Jy sigma=0.477447 ! Inverting map ! Added new window around map position (11.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000704819 Jy ! Component: 100 - total flux cleaned = 0.000868736 Jy ! Component: 150 - total flux cleaned = 0.000917095 Jy ! Component: 200 - total flux cleaned = 0.000979915 Jy ! Total flux subtracted in 200 components = 0.000979915 Jy ! Clean residual min=-0.000807 max=0.000791 Jy/beam ! Clean residual mean=0.000001 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.11296 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 151 components and 0.11296 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=0.059244Jy sigma=0.477327 ! Fit after self-cal, rms=0.059243Jy sigma=0.477323 ! 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=0.059243Jy sigma=0.477323 ! Fit after self-cal, rms=0.059111Jy sigma=0.477239 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.992 mas, bmaj=1.502 mas, bpa=-8.641 degrees ! Estimated noise=0.438364 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000346057 Jy ! Component: 100 - total flux cleaned = 0.000447975 Jy ! Component: 150 - total flux cleaned = 0.000525421 Jy ! Component: 200 - total flux cleaned = 0.000539676 Jy ! Total flux subtracted in 200 components = 0.000539676 Jy ! Clean residual min=-0.000767 max=0.000765 Jy/beam ! Clean residual mean=0.000000 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.1135 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 160 components and 0.1135 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=0.059101Jy sigma=0.477165 ! Fit after self-cal, rms=0.059102Jy sigma=0.477161 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 = 6.1995e-05 Jy ! Component: 100 - total flux cleaned = 6.19138e-05 Jy ! Component: 150 - total flux cleaned = 3.53603e-05 Jy ! Component: 200 - total flux cleaned = 3.53841e-05 Jy ! Total flux subtracted in 200 components = 3.53841e-05 Jy ! Clean residual min=-0.000772 max=0.000756 Jy/beam ! Clean residual mean=0.000000 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.113536 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 165 components and 0.113536 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=0.059096Jy sigma=0.477113 ! Fit after self-cal, rms=0.059096Jy sigma=0.477112 ! 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=0.059096Jy sigma=0.477112 ! Fit after self-cal, rms=0.059045Jy sigma=0.477104 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.254 mas, bmaj=2.537 mas, bpa=-1.802 degrees ! Estimated noise=0.542183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.16181e-05 Jy ! Component: 100 - total flux cleaned = 7.81571e-05 Jy ! Component: 150 - total flux cleaned = 6.74459e-05 Jy ! Component: 200 - total flux cleaned = 5.79683e-05 Jy ! Total flux subtracted in 200 components = 5.79683e-05 Jy ! Clean residual min=-0.000901 max=0.000948 Jy/beam ! Clean residual mean=-0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.113593 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 188 components and 0.113593 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=0.059043Jy sigma=0.477094 ! Fit after self-cal, rms=0.059042Jy sigma=0.477093 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 = 4.72096e-05 Jy ! Component: 100 - total flux cleaned = 4.69824e-05 Jy ! Component: 150 - total flux cleaned = 2.27478e-05 Jy ! Component: 200 - total flux cleaned = 3.06572e-05 Jy ! Total flux subtracted in 200 components = 3.06572e-05 Jy ! Clean residual min=-0.000899 max=0.000938 Jy/beam ! Clean residual mean=-0.000000 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.113624 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 200 components and 0.113624 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=0.059041Jy sigma=0.477088 ! Fit after self-cal, rms=0.059040Jy sigma=0.477088 ! 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=0.9909 mas, bmaj=1.501 mas, bpa=-8.553 degrees ! Estimated noise=0.438255 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9909 x 1.501 at -8.553 degrees (North through East) ! Clean map min=-0.00080602 max=0.08544 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=0.7534 mas, bmaj=1.208 mas, bpa=-10.66 degrees ! Estimated noise=0.943194 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0620602 Jy ! Component: 100 - total flux cleaned = 0.0828807 Jy ! Component: 150 - total flux cleaned = 0.0931761 Jy ! Component: 200 - total flux cleaned = 0.0985131 Jy ! Total flux subtracted in 200 components = 0.0985131 Jy ! Clean residual min=-0.002249 max=0.002531 Jy/beam ! Clean residual mean=0.000000 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.0985131 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 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0985131 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9909 mas, bmaj=1.501 mas, bpa=-8.553 degrees ! Estimated noise=0.438255 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 = 0.0039424 Jy ! Component: 100 - total flux cleaned = 0.00628505 Jy ! Component: 150 - total flux cleaned = 0.00797599 Jy ! Component: 200 - total flux cleaned = 0.00932863 Jy ! Total flux subtracted in 200 components = 0.00932863 Jy ! Clean residual min=-0.001032 max=0.001181 Jy/beam ! Clean residual mean=-0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.107842 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 34 components and 0.107842 Jy ! Inverting map ! Added new window around map position (-5.6, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123748 Jy ! Component: 100 - total flux cleaned = 0.00208148 Jy ! Component: 150 - total flux cleaned = 0.00272824 Jy ! Component: 200 - total flux cleaned = 0.0032532 Jy ! Total flux subtracted in 200 components = 0.0032532 Jy ! Clean residual min=-0.000920 max=0.000913 Jy/beam ! Clean residual mean=-0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.111095 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 58 components and 0.111095 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=2.254 mas, bmaj=2.537 mas, bpa=-1.802 degrees ! Estimated noise=0.542183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000829609 Jy ! Component: 100 - total flux cleaned = 0.00123175 Jy ! Component: 150 - total flux cleaned = 0.00149318 Jy ! Component: 200 - total flux cleaned = 0.00170036 Jy ! Total flux subtracted in 200 components = 0.00170036 Jy ! Clean residual min=-0.001029 max=0.000964 Jy/beam ! Clean residual mean=0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.112795 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 = 0.000227126 Jy ! Component: 100 - total flux cleaned = 0.000357928 Jy ! Component: 150 - total flux cleaned = 0.000529316 Jy ! Component: 200 - total flux cleaned = 0.000608489 Jy ! Total flux subtracted in 200 components = 0.000608489 Jy ! Clean residual min=-0.000970 max=0.000936 Jy/beam ! Clean residual mean=0.000000 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.113404 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 108 components and 0.113404 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9909 mas, bmaj=1.501 mas, bpa=-8.553 degrees ! Estimated noise=0.438255 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00022848 Jy ! Component: 100 - total flux cleaned = 0.000254429 Jy ! Component: 150 - total flux cleaned = 0.000299497 Jy ! Component: 200 - total flux cleaned = 0.000320954 Jy ! Total flux subtracted in 200 components = 0.000320954 Jy ! Clean residual min=-0.000792 max=0.000786 Jy/beam ! Clean residual mean=0.000000 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.113725 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 123 components and 0.113725 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=0.059067Jy sigma=0.477291 ! Fit after self-cal, rms=0.059067Jy sigma=0.477262 wmodel J1948+3943_X_map.mod ! Writing 123 model components to file: J1948+3943_X_map.mod wobs J1948+3943_X_uvs.fits ! Writing UV FITS file: J1948+3943_X_uvs.fits wwins J1948+3943_X_map.win ! wwins: Wrote 9 windows to J1948+3943_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 = -0.000258317 Jy ! Component: 100 - total flux cleaned = -0.000442266 Jy ! Component: 150 - total flux cleaned = -0.000564916 Jy ! Component: 200 - total flux cleaned = -0.000604694 Jy ! Component: 250 - total flux cleaned = -0.000617714 Jy ! Component: 300 - total flux cleaned = -0.000617359 Jy ! Component: 350 - total flux cleaned = -0.000592462 Jy ! Component: 400 - total flux cleaned = -0.000592138 Jy ! Component: 450 - total flux cleaned = -0.000531792 Jy ! Component: 500 - total flux cleaned = -0.00050801 Jy ! Component: 550 - total flux cleaned = -0.000507803 Jy ! Component: 600 - total flux cleaned = -0.000473391 Jy ! Component: 650 - total flux cleaned = -0.00045082 Jy ! Component: 700 - total flux cleaned = -0.000428403 Jy ! Component: 750 - total flux cleaned = -0.000428342 Jy ! Component: 800 - total flux cleaned = -0.000395276 Jy ! Component: 850 - total flux cleaned = -0.000373569 Jy ! Component: 900 - total flux cleaned = -0.000352075 Jy ! Component: 950 - total flux cleaned = -0.000320162 Jy ! Component: 1000 - total flux cleaned = -0.000257464 Jy ! Component: 1050 - total flux cleaned = -0.000288731 Jy ! Component: 1100 - total flux cleaned = -0.000216841 Jy ! Component: 1150 - total flux cleaned = -0.000165944 Jy ! Component: 1200 - total flux cleaned = -0.000105665 Jy ! Component: 1250 - total flux cleaned = -5.56552e-05 Jy ! Component: 1300 - total flux cleaned = -1.59776e-05 Jy ! Component: 1350 - total flux cleaned = 4.28643e-05 Jy ! Component: 1400 - total flux cleaned = 6.23295e-05 Jy ! Component: 1450 - total flux cleaned = 0.000168497 Jy ! Component: 1500 - total flux cleaned = 0.000168385 Jy ! Component: 1550 - total flux cleaned = 0.000196999 Jy ! Component: 1600 - total flux cleaned = 0.000215992 Jy ! Component: 1650 - total flux cleaned = 0.000225298 Jy ! Component: 1700 - total flux cleaned = 0.000271743 Jy ! Component: 1750 - total flux cleaned = 0.000262527 Jy ! Component: 1800 - total flux cleaned = 0.00022587 Jy ! Component: 1850 - total flux cleaned = 0.000271342 Jy ! Component: 1900 - total flux cleaned = 0.000298522 Jy ! Component: 1950 - total flux cleaned = 0.000271531 Jy ! Component: 2000 - total flux cleaned = 0.000316112 Jy ! Component: 2050 - total flux cleaned = 0.000378011 Jy ! Component: 2100 - total flux cleaned = 0.000413091 Jy ! Component: 2150 - total flux cleaned = 0.00042188 Jy ! Component: 2200 - total flux cleaned = 0.000447865 Jy ! Component: 2250 - total flux cleaned = 0.000499663 Jy ! Component: 2300 - total flux cleaned = 0.000525309 Jy ! Component: 2350 - total flux cleaned = 0.000550894 Jy ! Component: 2400 - total flux cleaned = 0.000593278 Jy ! Component: 2450 - total flux cleaned = 0.000643809 Jy ! Component: 2500 - total flux cleaned = 0.000627063 Jy ! Component: 2550 - total flux cleaned = 0.000668775 Jy ! Component: 2600 - total flux cleaned = 0.000743426 Jy ! Component: 2650 - total flux cleaned = 0.000751715 Jy ! Component: 2700 - total flux cleaned = 0.000776276 Jy ! Component: 2750 - total flux cleaned = 0.000825149 Jy ! Component: 2800 - total flux cleaned = 0.000841368 Jy ! Component: 2850 - total flux cleaned = 0.000881756 Jy ! Component: 2900 - total flux cleaned = 0.000905832 Jy ! Component: 2950 - total flux cleaned = 0.000969621 Jy ! Component: 3000 - total flux cleaned = 0.00101725 Jy ! Component: 3050 - total flux cleaned = 0.00104878 Jy ! Component: 3100 - total flux cleaned = 0.00105657 Jy ! Component: 3150 - total flux cleaned = 0.00106441 Jy ! Component: 3200 - total flux cleaned = 0.00109551 Jy ! Component: 3250 - total flux cleaned = 0.00115743 Jy ! Component: 3300 - total flux cleaned = 0.00119593 Jy ! Component: 3350 - total flux cleaned = 0.00121124 Jy ! Component: 3400 - total flux cleaned = 0.00123412 Jy ! Component: 3450 - total flux cleaned = 0.00129493 Jy ! Component: 3500 - total flux cleaned = 0.00131005 Jy ! Component: 3550 - total flux cleaned = 0.00135523 Jy ! Component: 3600 - total flux cleaned = 0.00142272 Jy ! Component: 3650 - total flux cleaned = 0.00139283 Jy ! Component: 3700 - total flux cleaned = 0.00143748 Jy ! Component: 3750 - total flux cleaned = 0.00148184 Jy ! Component: 3800 - total flux cleaned = 0.00148921 Jy ! Component: 3850 - total flux cleaned = 0.00151859 Jy ! Component: 3900 - total flux cleaned = 0.00156246 Jy ! Component: 3950 - total flux cleaned = 0.0016062 Jy ! Component: 4000 - total flux cleaned = 0.00159891 Jy ! Component: 4050 - total flux cleaned = 0.00161335 Jy ! Total flux subtracted in 4096 components = 0.00166374 Jy ! Clean residual min=-0.000365 max=0.000462 Jy/beam ! Clean residual mean=-0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.115388 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 446 components and 0.115388 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1948+3943_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9909 x 1.501 at -8.553 degrees (North through East) ! Clean map min=-0.00065563 max=0.085141 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1948+3943_X_map.fits wmodel /image_prod/ug002_uva//J1948+3943_X_map.mod ! Writing 446 model components to file: /image_prod/ug002_uva//J1948+3943_X_map.mod wobs /image_prod/ug002_uva//J1948+3943_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1948+3943_X_uvs.fits wwins /image_prod/ug002_uva//J1948+3943_X_map.win ! wwins: Wrote 10 windows to /image_prod/ug002_uva//J1948+3943_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0851409 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000122376 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.4312 0.4312 0.8624 1.7248 3.4496 6.8992 13.7984 27.5968 55.1936 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.085 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 695.732 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1948+3943_X_dfm.log closed on Thu Mar 5 04:24:39 2020