! Started logfile: /image_prod/ug002_uva//J1938+664C_X_a_dfm.log on Thu Mar 5 04:19:32 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//J1938+664C_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1938+664C_X_a_uva.fits ! AN table 1: 50 integrations on 15 of 15 possible baselines. ! AN table 2: 51 integrations on 1 of 1 possible baselines. ! AN table 3: 51 integrations on 6 of 6 possible baselines. ! AN table 4: 101 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.834672 visibilities/baseline/integration-bin. ! Found source: J1938+664C ! ! 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 21204 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 J1938+664C_X_a] 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 102 telescope corrections were flagged in sub-array 2. ! A total of 100 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 102 telescope corrections were flagged in sub-array 2. ! A total of 100 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 102 telescope corrections were flagged in sub-array 2. ! A total of 100 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 102 telescope corrections were flagged in sub-array 2. ! A total of 100 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 5. ! A total of 102 telescope corrections were flagged in sub-array 2. ! A total of 100 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 6. ! A total of 102 telescope corrections were flagged in sub-array 2. ! A total of 100 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 7. ! A total of 102 telescope corrections were flagged in sub-array 2. ! A total of 100 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 8. ! A total of 102 telescope corrections were flagged in sub-array 2. ! A total of 100 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 9. ! A total of 102 telescope corrections were flagged in sub-array 2. ! A total of 100 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 10. ! A total of 102 telescope corrections were flagged in sub-array 2. ! A total of 100 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 11. ! A total of 102 telescope corrections were flagged in sub-array 2. ! A total of 100 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 12. ! A total of 102 telescope corrections were flagged in sub-array 2. ! A total of 100 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.001182Jy sigma=9.325919 ! Fit after self-cal, rms=0.966595Jy sigma=8.979782 ! 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=0.9254 mas, bmaj=9.11 mas, bpa=15.48 degrees ! Estimated noise=1.55762 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 = 0.0264516 Jy ! Component: 100 - total flux cleaned = 0.0329755 Jy ! Total flux subtracted in 100 components = 0.0329755 Jy ! Clean residual min=-0.004134 max=0.004440 Jy/beam ! Clean residual mean=0.000017 rms=0.001147 Jy/beam ! Combined flux in latest and established models = 0.0329755 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0329755 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=0.046626Jy sigma=0.417601 ! Fit after self-cal, rms=0.045305Jy sigma=0.405219 ! 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=1.376 mas, bmaj=8.328 mas, bpa=16.25 degrees ! Estimated noise=0.535564 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 = 0.00555571 Jy ! Component: 100 - total flux cleaned = 0.00931893 Jy ! Component: 150 - total flux cleaned = 0.0121143 Jy ! Component: 200 - total flux cleaned = 0.0142151 Jy ! Total flux subtracted in 200 components = 0.0142151 Jy ! Clean residual min=-0.003025 max=0.002501 Jy/beam ! Clean residual mean=0.000014 rms=0.000769 Jy/beam ! Combined flux in latest and established models = 0.0471907 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 51 components and 0.0471907 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=0.044449Jy sigma=0.397018 ! Fit after self-cal, rms=0.044330Jy sigma=0.395993 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.376 x 8.328 at 16.25 degrees (North through East) ! Clean map min=-0.003238 max=0.035122 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.12 HN 1.18 KP 0.88 LA 0.89 ! NL 1.66 PT 0.75 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.92 KP 1.11 MK 1.10 PT 0.96 ! ! A total of 150 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.85 FD 1.03 KP 0.92 LA 1.15 ! PT 1.11 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.26 HN 1.19 KP 0.89 LA 0.97 ! NL 1.48 PT 0.72 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.89 KP 1.13 MK 1.01 PT 1.08 ! ! A total of 150 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 FD 1.09 KP 1.05 LA 0.94 ! PT 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.32 HN 1.07 KP 0.95 LA 0.94 ! NL 1.41 PT 0.77 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.83 KP 1.22 MK 1.02 PT 1.16 ! ! A total of 150 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.83 FD 0.95 KP 1.08 LA 0.94 ! PT 1.12 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.25 HN 1.06 KP 0.99 LA 1.00 ! NL 1.38 PT 0.79 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.05 KP 1.02 MK 1.08 PT 1.01 ! ! A total of 150 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.82 FD 1.11 KP 0.99 LA 1.10 ! PT 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.21 HN 0.97 KP 1.01 LA 0.86 ! NL 1.38 PT 0.79 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.82 KP 1.27 MK 1.10 PT 1.01 ! ! A total of 150 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.76 FD 1.09 KP 0.95 LA 1.00 ! PT 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 1.02 KP 0.93 LA 0.87 ! NL 1.45 PT 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.90 KP 1.12 MK 1.09 PT 0.96 ! ! A total of 150 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.83 FD 1.06 KP 0.99 LA 0.95 ! PT 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.12 HN 0.95 KP 0.93 LA 0.88 ! NL 1.33 PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.84 KP 1.34 MK 1.06 PT 0.96 ! ! A total of 150 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.86 FD 0.95 KP 1.11 LA 0.94 ! PT 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.90 KP 0.94 LA 1.01 ! NL 1.39 PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.80 KP 1.35 MK 1.10 PT 0.89 ! ! A total of 150 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.81 FD 1.00 KP 1.04 LA 1.05 ! PT 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.88 KP 0.97 LA 1.00 ! NL 1.35 PT 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.82 KP 1.13 MK 0.99 PT 0.94 ! ! A total of 150 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.87 FD 0.95 KP 0.88 LA 0.91 ! PT 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 0.86 HN 0.92 KP 0.99 LA 0.87 ! NL 1.34 PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.89 KP 1.26 MK 0.97 PT 0.95 ! ! A total of 150 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.87 FD 0.98 KP 1.02 LA 0.85 ! PT 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 0.87 KP 1.00 LA 1.06 ! NL 1.08 PT 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.79 KP 1.21 MK 0.83 PT 0.94 ! ! A total of 150 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.72 FD 0.89 KP 1.09 LA 0.99 ! PT 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 0.85 KP 0.96 LA 1.00 ! NL 1.26 PT 0.81 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* NL 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.81 KP 1.06 MK 1.00 PT 0.79 ! ! A total of 150 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.67 FD 0.74 KP 1.13 LA 1.06 ! PT 0.85 ! ! ! Fit before self-cal, rms=0.044330Jy sigma=0.395993 ! Fit after self-cal, rms=0.043147Jy sigma=0.393382 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.31 mas, bmaj=8.149 mas, bpa=16.48 degrees ! Estimated noise=0.550652 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 = 0.000200623 Jy ! Component: 100 - total flux cleaned = 0.000301464 Jy ! Component: 150 - total flux cleaned = 0.000216221 Jy ! Component: 200 - total flux cleaned = 0.000140176 Jy ! Total flux subtracted in 200 components = 0.000140176 Jy ! Clean residual min=-0.001845 max=0.002305 Jy/beam ! Clean residual mean=-0.000012 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.0473309 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 69 components and 0.0473309 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=0.043091Jy sigma=0.392963 ! Fit after self-cal, rms=0.043330Jy sigma=0.391602 ! 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=0.043330Jy sigma=0.391602 ! Fit after self-cal, rms=0.044297Jy sigma=0.391283 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.304 mas, bmaj=8.192 mas, bpa=16.58 degrees ! Estimated noise=0.553263 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000133619 Jy ! Component: 100 - total flux cleaned = -3.09771e-05 Jy ! Component: 150 - total flux cleaned = -0.000118648 Jy ! Component: 200 - total flux cleaned = -0.000178848 Jy ! Total flux subtracted in 200 components = -0.000178848 Jy ! Clean residual min=-0.001885 max=0.002052 Jy/beam ! Clean residual mean=-0.000014 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.047152 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 84 components and 0.047152 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=0.044269Jy sigma=0.391071 ! Fit after self-cal, rms=0.044394Jy sigma=0.390827 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 = -0.000243778 Jy ! Component: 100 - total flux cleaned = -0.000358648 Jy ! Component: 150 - total flux cleaned = -0.000420264 Jy ! Component: 200 - total flux cleaned = -0.000495741 Jy ! Total flux subtracted in 200 components = -0.000495741 Jy ! Clean residual min=-0.001878 max=0.002011 Jy/beam ! Clean residual mean=-0.000012 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.0466563 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 99 components and 0.0466563 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=0.044372Jy sigma=0.390666 ! Fit after self-cal, rms=0.044385Jy sigma=0.390609 ! 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=0.044385Jy sigma=0.390609 ! Fit after self-cal, rms=0.044604Jy sigma=0.390519 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.298 mas, bmaj=8.209 mas, bpa=16.62 degrees ! Estimated noise=0.552529 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000213961 Jy ! Component: 100 - total flux cleaned = -0.000151789 Jy ! Component: 150 - total flux cleaned = -0.000208232 Jy ! Component: 200 - total flux cleaned = -0.00027849 Jy ! Total flux subtracted in 200 components = -0.00027849 Jy ! Clean residual min=-0.001879 max=0.001941 Jy/beam ! Clean residual mean=-0.000014 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.0463778 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 104 components and 0.0463778 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=0.044585Jy sigma=0.390373 ! Fit after self-cal, rms=0.044644Jy sigma=0.390312 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 = -0.000147175 Jy ! Component: 100 - total flux cleaned = -0.000202862 Jy ! Component: 150 - total flux cleaned = -0.000271614 Jy ! Component: 200 - total flux cleaned = -0.000335325 Jy ! Total flux subtracted in 200 components = -0.000335325 Jy ! Clean residual min=-0.001872 max=0.001909 Jy/beam ! Clean residual mean=-0.000013 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.0460424 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 107 components and 0.0460424 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=0.044629Jy sigma=0.390203 ! Fit after self-cal, rms=0.044636Jy sigma=0.390156 ! 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=0.044636Jy sigma=0.390156 ! Fit after self-cal, rms=0.044772Jy sigma=0.390104 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.483 mas, bmaj=7.921 mas, bpa=19.1 degrees ! Estimated noise=0.617214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000341038 Jy ! Component: 100 - total flux cleaned = -0.000395724 Jy ! Component: 150 - total flux cleaned = -0.000525708 Jy ! Component: 200 - total flux cleaned = -0.000693632 Jy ! Total flux subtracted in 200 components = -0.000693632 Jy ! Clean residual min=-0.002093 max=0.002191 Jy/beam ! Clean residual mean=-0.000018 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.0453488 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 113 components and 0.0453488 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=0.044756Jy sigma=0.390001 ! Fit after self-cal, rms=0.044797Jy sigma=0.389942 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 = -0.000200416 Jy ! Component: 100 - total flux cleaned = -0.000374987 Jy ! Component: 150 - total flux cleaned = -0.000529492 Jy ! Component: 200 - total flux cleaned = -0.000624164 Jy ! Total flux subtracted in 200 components = -0.000624164 Jy ! Clean residual min=-0.002127 max=0.002164 Jy/beam ! Clean residual mean=-0.000017 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.0447246 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 121 components and 0.0447247 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=0.044788Jy sigma=0.389906 ! Fit after self-cal, rms=0.044793Jy sigma=0.389847 ! 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=1.291 mas, bmaj=8.227 mas, bpa=16.62 degrees ! Estimated noise=0.552198 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.291 x 8.227 at 16.62 degrees (North through East) ! Clean map min=-0.0036506 max=0.034155 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=0.904 mas, bmaj=9.145 mas, bpa=15.77 degrees ! Estimated noise=1.52424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0264678 Jy ! Component: 100 - total flux cleaned = 0.0341707 Jy ! Component: 150 - total flux cleaned = 0.0373702 Jy ! Component: 200 - total flux cleaned = 0.0399137 Jy ! Total flux subtracted in 200 components = 0.0399137 Jy ! Clean residual min=-0.003317 max=0.002861 Jy/beam ! Clean residual mean=-0.000001 rms=0.000816 Jy/beam ! Combined flux in latest and established models = 0.0399137 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 40 model components to the UV plane model. ! The established model now contains 40 components and 0.0399137 Jy ! Inverting map and beam ! Estimated beam: bmin=1.291 mas, bmaj=8.227 mas, bpa=16.62 degrees ! Estimated noise=0.552198 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 = 0.00241775 Jy ! Component: 100 - total flux cleaned = 0.0030589 Jy ! Component: 150 - total flux cleaned = 0.00352298 Jy ! Component: 200 - total flux cleaned = 0.00385602 Jy ! Total flux subtracted in 200 components = 0.00385602 Jy ! Clean residual min=-0.002066 max=0.002316 Jy/beam ! Clean residual mean=-0.000007 rms=0.000585 Jy/beam ! Combined flux in latest and established models = 0.0437698 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 69 components and 0.0437698 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=2.483 mas, bmaj=7.921 mas, bpa=19.1 degrees ! Estimated noise=0.617214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.51704e-05 Jy ! Component: 100 - total flux cleaned = -0.000172442 Jy ! Component: 150 - total flux cleaned = -0.000177845 Jy ! Component: 200 - total flux cleaned = -0.000147465 Jy ! Total flux subtracted in 200 components = -0.000147465 Jy ! Clean residual min=-0.002345 max=0.002335 Jy/beam ! Clean residual mean=-0.000011 rms=0.000640 Jy/beam ! Combined flux in latest and established models = 0.0436223 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 = 0.000112634 Jy ! Component: 100 - total flux cleaned = 8.89956e-05 Jy ! Component: 150 - total flux cleaned = 6.82338e-05 Jy ! Component: 200 - total flux cleaned = 6.88469e-05 Jy ! Total flux subtracted in 200 components = 6.88469e-05 Jy ! Clean residual min=-0.002350 max=0.002247 Jy/beam ! Clean residual mean=-0.000011 rms=0.000609 Jy/beam ! Combined flux in latest and established models = 0.0436911 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 92 components and 0.0436912 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.291 mas, bmaj=8.227 mas, bpa=16.62 degrees ! Estimated noise=0.552198 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000253925 Jy ! Component: 100 - total flux cleaned = 0.000280439 Jy ! Component: 150 - total flux cleaned = 0.00028047 Jy ! Component: 200 - total flux cleaned = 0.000280408 Jy ! Total flux subtracted in 200 components = 0.000280408 Jy ! Clean residual min=-0.002058 max=0.001959 Jy/beam ! Clean residual mean=-0.000008 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.0439716 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 109 components and 0.0439716 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=0.044800Jy sigma=0.389987 ! Fit after self-cal, rms=0.044746Jy sigma=0.389893 wmodel J1938+664C_X_a_map.mod ! Writing 109 model components to file: J1938+664C_X_a_map.mod wobs J1938+664C_X_a_uvs.fits ! Writing UV FITS file: J1938+664C_X_a_uvs.fits wwins J1938+664C_X_a_map.win ! wwins: Wrote 1 windows to J1938+664C_X_a_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 = -4.49809e-05 Jy ! Component: 100 - total flux cleaned = 4.27607e-05 Jy ! Component: 150 - total flux cleaned = 9.62069e-05 Jy ! Component: 200 - total flux cleaned = 0.000119258 Jy ! Component: 250 - total flux cleaned = 0.000160857 Jy ! Component: 300 - total flux cleaned = 0.000218334 Jy ! Component: 350 - total flux cleaned = 0.000253805 Jy ! Component: 400 - total flux cleaned = 0.000254224 Jy ! Component: 450 - total flux cleaned = 0.000208596 Jy ! Component: 500 - total flux cleaned = 0.000152703 Jy ! Component: 550 - total flux cleaned = 0.000112856 Jy ! Component: 600 - total flux cleaned = 0.000100661 Jy ! Component: 650 - total flux cleaned = 6.44725e-05 Jy ! Component: 700 - total flux cleaned = -4.49801e-06 Jy ! Component: 750 - total flux cleaned = -4.84133e-05 Jy ! Component: 800 - total flux cleaned = -6.95368e-05 Jy ! Component: 850 - total flux cleaned = -8.99323e-05 Jy ! Component: 900 - total flux cleaned = -0.000109376 Jy ! Component: 950 - total flux cleaned = -0.000109182 Jy ! Component: 1000 - total flux cleaned = -0.0001364 Jy ! Component: 1050 - total flux cleaned = -0.000179878 Jy ! Component: 1100 - total flux cleaned = -0.000213734 Jy ! Component: 1150 - total flux cleaned = -0.000254881 Jy ! Component: 1200 - total flux cleaned = -0.000278901 Jy ! Component: 1250 - total flux cleaned = -0.000309984 Jy ! Component: 1300 - total flux cleaned = -0.000348008 Jy ! Component: 1350 - total flux cleaned = -0.000385232 Jy ! Component: 1400 - total flux cleaned = -0.000436075 Jy ! Component: 1450 - total flux cleaned = -0.000471538 Jy ! Component: 1500 - total flux cleaned = -0.000513168 Jy ! Component: 1550 - total flux cleaned = -0.000540257 Jy ! Component: 1600 - total flux cleaned = -0.000573274 Jy ! Component: 1650 - total flux cleaned = -0.000618774 Jy ! Component: 1700 - total flux cleaned = -0.000663413 Jy ! Component: 1750 - total flux cleaned = -0.000694773 Jy ! Component: 1800 - total flux cleaned = -0.000731737 Jy ! Component: 1850 - total flux cleaned = -0.000756 Jy ! Component: 1900 - total flux cleaned = -0.00078581 Jy ! Component: 1950 - total flux cleaned = -0.00081519 Jy ! Component: 2000 - total flux cleaned = -0.000838292 Jy ! Component: 2050 - total flux cleaned = -0.000877872 Jy ! Component: 2100 - total flux cleaned = -0.000894478 Jy ! Component: 2150 - total flux cleaned = -0.000927554 Jy ! Component: 2200 - total flux cleaned = -0.000960313 Jy ! Component: 2250 - total flux cleaned = -0.000992623 Jy ! Component: 2300 - total flux cleaned = -0.00100867 Jy ! Component: 2350 - total flux cleaned = -0.00103516 Jy ! Component: 2400 - total flux cleaned = -0.00105615 Jy ! Component: 2450 - total flux cleaned = -0.00108215 Jy ! Component: 2500 - total flux cleaned = -0.00109766 Jy ! Component: 2550 - total flux cleaned = -0.00110798 Jy ! Component: 2600 - total flux cleaned = -0.00113351 Jy ! Component: 2650 - total flux cleaned = -0.0011589 Jy ! Component: 2700 - total flux cleaned = -0.00116899 Jy ! Component: 2750 - total flux cleaned = -0.00118409 Jy ! Component: 2800 - total flux cleaned = -0.0011991 Jy ! Component: 2850 - total flux cleaned = -0.0012091 Jy ! Component: 2900 - total flux cleaned = -0.00122899 Jy ! Component: 2950 - total flux cleaned = -0.00125378 Jy ! Component: 3000 - total flux cleaned = -0.00126862 Jy ! Component: 3050 - total flux cleaned = -0.00129821 Jy ! Component: 3100 - total flux cleaned = -0.00133751 Jy ! Component: 3150 - total flux cleaned = -0.00136203 Jy ! Component: 3200 - total flux cleaned = -0.00139143 Jy ! Component: 3250 - total flux cleaned = -0.00142079 Jy ! Component: 3300 - total flux cleaned = -0.00144519 Jy ! Component: 3350 - total flux cleaned = -0.00145985 Jy ! Component: 3400 - total flux cleaned = -0.0014989 Jy ! Component: 3450 - total flux cleaned = -0.00154283 Jy ! Component: 3500 - total flux cleaned = -0.00158192 Jy ! Component: 3550 - total flux cleaned = -0.00161125 Jy ! Component: 3600 - total flux cleaned = -0.00166016 Jy ! Component: 3650 - total flux cleaned = -0.00169442 Jy ! Component: 3700 - total flux cleaned = -0.00173362 Jy ! Component: 3750 - total flux cleaned = -0.00176795 Jy ! Component: 3800 - total flux cleaned = -0.00181215 Jy ! Component: 3850 - total flux cleaned = -0.00183678 Jy ! Component: 3900 - total flux cleaned = -0.0018713 Jy ! Component: 3950 - total flux cleaned = -0.00191081 Jy ! Component: 4000 - total flux cleaned = -0.0019504 Jy ! Component: 4050 - total flux cleaned = -0.00199013 Jy ! Total flux subtracted in 4096 components = -0.00203495 Jy ! Clean residual min=-0.000327 max=0.000265 Jy/beam ! Clean residual mean=0.000002 rms=0.000091 Jy/beam ! Combined flux in latest and established models = 0.0419366 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 411 components and 0.0419366 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1938+664C_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.291 x 8.227 at 16.62 degrees (North through East) ! Clean map min=-0.0032604 max=0.033537 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1938+664C_X_a_map.fits wmodel /image_prod/ug002_uva//J1938+664C_X_a_map.mod ! Writing 411 model components to file: /image_prod/ug002_uva//J1938+664C_X_a_map.mod wobs /image_prod/ug002_uva//J1938+664C_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1938+664C_X_a_uvs.fits wwins /image_prod/ug002_uva//J1938+664C_X_a_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J1938+664C_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0335372 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.38709e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.750249 0.750249 1.5005 3.001 6.00199 12.004 24.008 48.0159 96.0319 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.033 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 399.867 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1938+664C_X_a_dfm.log closed on Thu Mar 5 04:19:37 2020