! Started logfile: /image_prod/ug002_uva//J1816+3457_X_dfm.log on Thu Mar 5 03:41:00 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//J1816+3457_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1816+3457_X_uva.fits ! AN table 1: 30 integrations on 36 of 36 possible baselines. ! AN table 2: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.755247 visibilities/baseline/integration-bin. ! Found source: J1816+3457 ! ! 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 29364 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 J1816+3457_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 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.001925Jy sigma=10.537589 ! Fit after self-cal, rms=0.963037Jy sigma=10.097371 ! 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=0.8872 mas, bmaj=1.604 mas, bpa=-32.34 degrees ! Estimated noise=0.943807 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 = 0.0249433 Jy ! Component: 100 - total flux cleaned = 0.0360619 Jy ! Total flux subtracted in 100 components = 0.0360619 Jy ! Clean residual min=-0.004610 max=0.007116 Jy/beam ! Clean residual mean=0.000003 rms=0.001424 Jy/beam ! Combined flux in latest and established models = 0.0360619 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 26 components and 0.0360619 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=0.057847Jy sigma=0.596299 ! Fit after self-cal, rms=0.056518Jy sigma=0.582598 ! 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=1.216 mas, bmaj=1.872 mas, bpa=-29.55 degrees ! Estimated noise=0.398285 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 = 0.0160886 Jy ! Component: 100 - total flux cleaned = 0.0261574 Jy ! Component: 150 - total flux cleaned = 0.0326486 Jy ! Component: 200 - total flux cleaned = 0.0368491 Jy ! Total flux subtracted in 200 components = 0.0368491 Jy ! Clean residual min=-0.005742 max=0.009167 Jy/beam ! Clean residual mean=-0.000026 rms=0.001731 Jy/beam ! Combined flux in latest and established models = 0.0729109 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 49 components and 0.0729109 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=0.051744Jy sigma=0.521701 ! Fit after self-cal, rms=0.051438Jy sigma=0.518628 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.216 x 1.872 at -29.55 degrees (North through East) ! Clean map min=-0.0054025 max=0.034331 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.37 FD 1.10 HN 1.13 KP 0.91 ! LA 0.91 NL 2.04 OV 1.26 PT 0.64 ! SC 0.75 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.49 FD 1.09 HN 0.83 KP 0.88 ! LA 0.76 MK 1.33 NL 1.67 OV 1.05 ! PT 0.74 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 FD 1.02 HN 1.11 KP 0.97 ! LA 0.89 NL 2.11 OV 1.22 PT 0.73 ! SC 0.75 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.69 FD 1.16 HN 0.83 KP 0.87 ! LA 0.77 MK 1.20 NL 1.90 OV 1.14 ! PT 0.71 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.34 FD 1.23 HN 1.16 KP 0.88 ! LA 0.98 NL 1.84 OV 1.36 PT 0.62 ! SC 0.73 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.50 FD 1.17 HN 0.80 KP 0.84 ! LA 0.81 MK 1.19 NL 1.84 OV 1.07 ! PT 0.72 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.38 FD 1.18 HN 1.42 KP 0.89 ! LA 0.98 NL 2.03 OV 1.27 PT 0.60 ! SC 0.60 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.42 FD 1.08 HN 0.74 KP 0.86 ! LA 0.78 MK 1.52 NL 1.76 OV 1.08 ! PT 0.71 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.33 FD 1.16 HN 1.16 KP 0.95 ! LA 0.93 NL 1.90 OV 1.23 PT 0.63 ! SC 0.70 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.48 FD 1.14 HN 0.92 KP 0.86 ! LA 0.76 MK 1.10 NL 1.75 OV 1.16 ! PT 0.68 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.38 FD 1.35 HN 0.93 KP 0.86 ! LA 0.96 NL 1.92 OV 1.18 PT 0.65 ! SC 0.66 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.32 FD 1.11 HN 0.79 KP 0.87 ! LA 0.77 MK 1.18 NL 1.92 OV 1.00 ! PT 0.68 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 1.43 HN 1.02 KP 0.84 ! LA 0.95 NL 1.79 OV 1.19 PT 0.60 ! SC 0.67 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.38 FD 1.11 HN 0.83 KP 0.81 ! LA 0.80 MK 1.12 NL 1.76 OV 1.11 ! PT 0.75 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.31 FD 1.32 HN 0.99 KP 0.86 ! LA 0.92 NL 1.75 OV 1.18 PT 0.67 ! SC 0.75 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.52 FD 1.05 HN 0.76 KP 0.85 ! LA 0.77 MK 1.14 NL 1.89 OV 1.10 ! PT 0.77 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.43 HN 0.99 KP 0.84 ! LA 0.95 NL 1.88 OV 1.18 PT 0.66 ! SC 0.65 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.55 FD 1.06 HN 0.66 KP 0.90 ! LA 0.76 MK 0.90 NL 1.82 OV 1.24 ! PT 0.71 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.44 HN 1.00 KP 0.79 ! LA 0.93 NL 1.73 OV 1.17 PT 0.63 ! SC 0.73 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.48 FD 1.11 HN 0.75 KP 0.85 ! LA 0.76 MK 0.94 NL 1.72 OV 1.13 ! PT 0.72 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.66 HN 1.07 KP 0.77 ! LA 1.01 NL 1.47 OV 1.19 PT 0.68 ! SC 0.68 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.46 FD 1.13 HN 0.58 KP 0.85 ! LA 0.77 MK 0.94 NL 1.78 OV 1.23 ! PT 0.70 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.62 HN 0.84 KP 0.83 ! LA 0.97 NL 1.79 OV 1.05 PT 0.59 ! SC 0.65 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.34 FD 1.09 HN 0.70 KP 0.86 ! LA 0.77 MK 0.93 NL 1.57 OV 1.14 ! PT 0.66 ! ! ! Fit before self-cal, rms=0.051438Jy sigma=0.518628 ! Fit after self-cal, rms=0.057944Jy sigma=0.488910 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.197 mas, bmaj=1.815 mas, bpa=-23.99 degrees ! Estimated noise=0.397267 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 (-10.4, 34.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00808379 Jy ! Component: 100 - total flux cleaned = 0.0123431 Jy ! Component: 150 - total flux cleaned = 0.0150254 Jy ! Component: 200 - total flux cleaned = 0.0169819 Jy ! Total flux subtracted in 200 components = 0.0169819 Jy ! Clean residual min=-0.003207 max=0.003420 Jy/beam ! Clean residual mean=-0.000002 rms=0.000858 Jy/beam ! Combined flux in latest and established models = 0.0898929 Jy ! Performing phase self-cal ! Adding 74 model components to the UV plane model. ! The established model now contains 120 components and 0.0898929 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=0.056867Jy sigma=0.471303 ! Fit after self-cal, rms=0.057320Jy sigma=0.464771 ! 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=0.057320Jy sigma=0.464771 ! Fit after self-cal, rms=0.056051Jy sigma=0.462138 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.181 mas, bmaj=1.782 mas, bpa=-23.46 degrees ! Estimated noise=0.378362 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00345565 Jy ! Component: 100 - total flux cleaned = 0.00490358 Jy ! Component: 150 - total flux cleaned = 0.00563402 Jy ! Component: 200 - total flux cleaned = 0.00611131 Jy ! Total flux subtracted in 200 components = 0.00611131 Jy ! Clean residual min=-0.002344 max=0.002606 Jy/beam ! Clean residual mean=-0.000001 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.0960042 Jy selfcal ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 152 components and 0.0960042 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=0.055803Jy sigma=0.458455 ! Fit after self-cal, rms=0.055757Jy sigma=0.457307 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 (2.2, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00208465 Jy ! Component: 100 - total flux cleaned = 0.00260414 Jy ! Component: 150 - total flux cleaned = 0.00285435 Jy ! Component: 200 - total flux cleaned = 0.00296016 Jy ! Total flux subtracted in 200 components = 0.00296016 Jy ! Clean residual min=-0.002276 max=0.001969 Jy/beam ! Clean residual mean=0.000001 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.0989644 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 170 components and 0.0989644 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=0.055515Jy sigma=0.455224 ! Fit after self-cal, rms=0.055381Jy sigma=0.454757 ! 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=0.055381Jy sigma=0.454757 ! Fit after self-cal, rms=0.052668Jy sigma=0.453931 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.175 mas, bmaj=1.766 mas, bpa=-22.75 degrees ! Estimated noise=0.371329 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001786 Jy ! Component: 100 - total flux cleaned = 0.0026034 Jy ! Component: 150 - total flux cleaned = 0.00297214 Jy ! Component: 200 - total flux cleaned = 0.00315184 Jy ! Total flux subtracted in 200 components = 0.00315184 Jy ! Clean residual min=-0.001996 max=0.001730 Jy/beam ! Clean residual mean=-0.000000 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.102116 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 179 components and 0.102116 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=0.052513Jy sigma=0.452353 ! Fit after self-cal, rms=0.052395Jy sigma=0.451948 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 = 0.00092215 Jy ! Component: 100 - total flux cleaned = 0.00121251 Jy ! Component: 150 - total flux cleaned = 0.0013787 Jy ! Component: 200 - total flux cleaned = 0.0014528 Jy ! Total flux subtracted in 200 components = 0.0014528 Jy ! Clean residual min=-0.001931 max=0.001738 Jy/beam ! Clean residual mean=0.000000 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.103569 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 186 components and 0.103569 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=0.052299Jy sigma=0.451103 ! Fit after self-cal, rms=0.052272Jy sigma=0.450905 ! 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=0.052272Jy sigma=0.450905 ! Fit after self-cal, rms=0.050264Jy sigma=0.450510 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.576 mas, bmaj=2.884 mas, bpa=-80.47 degrees ! Estimated noise=0.429278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173354 Jy ! Component: 100 - total flux cleaned = 0.00209113 Jy ! Component: 150 - total flux cleaned = 0.00230022 Jy ! Component: 200 - total flux cleaned = 0.00233551 Jy ! Total flux subtracted in 200 components = 0.00233551 Jy ! Clean residual min=-0.001978 max=0.002011 Jy/beam ! Clean residual mean=-0.000001 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.105905 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 213 components and 0.105905 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=0.050185Jy sigma=0.449820 ! Fit after self-cal, rms=0.050116Jy sigma=0.449528 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 = 0.0007347 Jy ! Component: 100 - total flux cleaned = 0.000849583 Jy ! Component: 150 - total flux cleaned = 0.000816318 Jy ! Component: 200 - total flux cleaned = 0.000815966 Jy ! Total flux subtracted in 200 components = 0.000815966 Jy ! Clean residual min=-0.001905 max=0.001995 Jy/beam ! Clean residual mean=-0.000000 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.106721 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 229 components and 0.106721 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=0.050071Jy sigma=0.449211 ! Fit after self-cal, rms=0.050057Jy sigma=0.449088 ! 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=1.171 mas, bmaj=1.761 mas, bpa=-22.51 degrees ! Estimated noise=0.368249 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.171 x 1.761 at -22.51 degrees (North through East) ! Clean map min=-0.0016799 max=0.030452 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=0.8667 mas, bmaj=1.477 mas, bpa=-26.34 degrees ! Estimated noise=0.850762 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0231504 Jy ! Component: 100 - total flux cleaned = 0.0350561 Jy ! Component: 150 - total flux cleaned = 0.0440748 Jy ! Component: 200 - total flux cleaned = 0.0514312 Jy ! Total flux subtracted in 200 components = 0.0514312 Jy ! Clean residual min=-0.003542 max=0.004491 Jy/beam ! Clean residual mean=0.000001 rms=0.001009 Jy/beam ! Combined flux in latest and established models = 0.0514312 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 0.0514312 Jy ! Inverting map and beam ! Estimated beam: bmin=1.171 mas, bmaj=1.761 mas, bpa=-22.51 degrees ! Estimated noise=0.368249 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 = 0.0115074 Jy ! Component: 100 - total flux cleaned = 0.0198884 Jy ! Component: 150 - total flux cleaned = 0.0264105 Jy ! Component: 200 - total flux cleaned = 0.0316488 Jy ! Total flux subtracted in 200 components = 0.0316488 Jy ! Clean residual min=-0.003353 max=0.003417 Jy/beam ! Clean residual mean=-0.000011 rms=0.000835 Jy/beam ! Combined flux in latest and established models = 0.08308 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 114 components and 0.08308 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=2.576 mas, bmaj=2.884 mas, bpa=-80.47 degrees ! Estimated noise=0.429278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00682164 Jy ! Component: 100 - total flux cleaned = 0.0115091 Jy ! Component: 150 - total flux cleaned = 0.0149326 Jy ! Component: 200 - total flux cleaned = 0.016734 Jy ! Total flux subtracted in 200 components = 0.016734 Jy ! Clean residual min=-0.002651 max=0.002161 Jy/beam ! Clean residual mean=-0.000009 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.0998139 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 = 0.00135957 Jy ! Component: 100 - total flux cleaned = 0.00247795 Jy ! Component: 150 - total flux cleaned = 0.00340904 Jy ! Component: 200 - total flux cleaned = 0.00400352 Jy ! Total flux subtracted in 200 components = 0.00400352 Jy ! Clean residual min=-0.002084 max=0.001877 Jy/beam ! Clean residual mean=-0.000006 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.103817 Jy ! Adding 101 model components to the UV plane model. ! The established model now contains 193 components and 0.103817 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.171 mas, bmaj=1.761 mas, bpa=-22.51 degrees ! Estimated noise=0.368249 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000762247 Jy ! Component: 100 - total flux cleaned = 0.00132317 Jy ! Component: 150 - total flux cleaned = 0.00144371 Jy ! Component: 200 - total flux cleaned = 0.00151814 Jy ! Total flux subtracted in 200 components = 0.00151814 Jy ! Clean residual min=-0.001739 max=0.001582 Jy/beam ! Clean residual mean=-0.000002 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.105336 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 211 components and 0.105336 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=0.050155Jy sigma=0.450518 ! Fit after self-cal, rms=0.050037Jy sigma=0.449287 wmodel J1816+3457_X_map.mod ! Writing 211 model components to file: J1816+3457_X_map.mod wobs J1816+3457_X_uvs.fits ! Writing UV FITS file: J1816+3457_X_uvs.fits wwins J1816+3457_X_map.win ! wwins: Wrote 3 windows to J1816+3457_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 = -0.000753717 Jy ! Component: 100 - total flux cleaned = -0.000939804 Jy ! Component: 150 - total flux cleaned = -0.00101535 Jy ! Component: 200 - total flux cleaned = -0.00108679 Jy ! Component: 250 - total flux cleaned = -0.0010859 Jy ! Component: 300 - total flux cleaned = -0.00104261 Jy ! Component: 350 - total flux cleaned = -0.00106318 Jy ! Component: 400 - total flux cleaned = -0.00108324 Jy ! Component: 450 - total flux cleaned = -0.00108358 Jy ! Component: 500 - total flux cleaned = -0.00115921 Jy ! Component: 550 - total flux cleaned = -0.00110267 Jy ! Component: 600 - total flux cleaned = -0.00119353 Jy ! Component: 650 - total flux cleaned = -0.00119312 Jy ! Component: 700 - total flux cleaned = -0.00115816 Jy ! Component: 750 - total flux cleaned = -0.00110768 Jy ! Component: 800 - total flux cleaned = -0.00110822 Jy ! Component: 850 - total flux cleaned = -0.00109195 Jy ! Component: 900 - total flux cleaned = -0.00104401 Jy ! Component: 950 - total flux cleaned = -0.00102849 Jy ! Component: 1000 - total flux cleaned = -0.00096691 Jy ! Component: 1050 - total flux cleaned = -0.000906823 Jy ! Component: 1100 - total flux cleaned = -0.0009065 Jy ! Component: 1150 - total flux cleaned = -0.000863271 Jy ! Component: 1200 - total flux cleaned = -0.000849314 Jy ! Component: 1250 - total flux cleaned = -0.000793283 Jy ! Component: 1300 - total flux cleaned = -0.000766017 Jy ! Component: 1350 - total flux cleaned = -0.000725508 Jy ! Component: 1400 - total flux cleaned = -0.000765243 Jy ! Component: 1450 - total flux cleaned = -0.000712801 Jy ! Component: 1500 - total flux cleaned = -0.000713101 Jy ! Component: 1550 - total flux cleaned = -0.000713151 Jy ! Component: 1600 - total flux cleaned = -0.000725904 Jy ! Component: 1650 - total flux cleaned = -0.00073783 Jy ! Component: 1700 - total flux cleaned = -0.000725474 Jy ! Component: 1750 - total flux cleaned = -0.000713456 Jy ! Component: 1800 - total flux cleaned = -0.000713779 Jy ! Component: 1850 - total flux cleaned = -0.000725668 Jy ! Component: 1900 - total flux cleaned = -0.000725761 Jy ! Component: 1950 - total flux cleaned = -0.00076008 Jy ! Component: 2000 - total flux cleaned = -0.00076012 Jy ! Component: 2050 - total flux cleaned = -0.000749048 Jy ! Component: 2100 - total flux cleaned = -0.000738057 Jy ! Component: 2150 - total flux cleaned = -0.000727347 Jy ! Component: 2200 - total flux cleaned = -0.000791499 Jy ! Component: 2250 - total flux cleaned = -0.000791495 Jy ! Component: 2300 - total flux cleaned = -0.000801914 Jy ! Component: 2350 - total flux cleaned = -0.000791534 Jy ! Component: 2400 - total flux cleaned = -0.000812046 Jy ! Component: 2450 - total flux cleaned = -0.000842177 Jy ! Component: 2500 - total flux cleaned = -0.000802404 Jy ! Component: 2550 - total flux cleaned = -0.000822247 Jy ! Component: 2600 - total flux cleaned = -0.000812531 Jy ! Component: 2650 - total flux cleaned = -0.000831815 Jy ! Component: 2700 - total flux cleaned = -0.000803453 Jy ! Component: 2750 - total flux cleaned = -0.000803511 Jy ! Component: 2800 - total flux cleaned = -0.00083156 Jy ! Component: 2850 - total flux cleaned = -0.00084076 Jy ! Component: 2900 - total flux cleaned = -0.000849805 Jy ! Component: 2950 - total flux cleaned = -0.000831721 Jy ! Component: 3000 - total flux cleaned = -0.000849683 Jy ! Component: 3050 - total flux cleaned = -0.000849556 Jy ! Component: 3100 - total flux cleaned = -0.000858271 Jy ! Component: 3150 - total flux cleaned = -0.000823686 Jy ! Component: 3200 - total flux cleaned = -0.000866649 Jy ! Component: 3250 - total flux cleaned = -0.000849774 Jy ! Component: 3300 - total flux cleaned = -0.000858114 Jy ! Component: 3350 - total flux cleaned = -0.000882982 Jy ! Component: 3400 - total flux cleaned = -0.000899449 Jy ! Component: 3450 - total flux cleaned = -0.000891248 Jy ! Component: 3500 - total flux cleaned = -0.00092358 Jy ! Component: 3550 - total flux cleaned = -0.000947586 Jy ! Component: 3600 - total flux cleaned = -0.000963417 Jy ! Component: 3650 - total flux cleaned = -0.000971379 Jy ! Component: 3700 - total flux cleaned = -0.000979279 Jy ! Component: 3750 - total flux cleaned = -0.001018 Jy ! Component: 3800 - total flux cleaned = -0.00104103 Jy ! Component: 3850 - total flux cleaned = -0.00104862 Jy ! Component: 3900 - total flux cleaned = -0.00111645 Jy ! Component: 3950 - total flux cleaned = -0.00110901 Jy ! Component: 4000 - total flux cleaned = -0.00112393 Jy ! Component: 4050 - total flux cleaned = -0.00116808 Jy ! Total flux subtracted in 4096 components = -0.0012047 Jy ! Clean residual min=-0.000395 max=0.000423 Jy/beam ! Clean residual mean=-0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.104131 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 542 components and 0.104131 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1816+3457_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.171 x 1.761 at -22.51 degrees (North through East) ! Clean map min=-0.0016321 max=0.030305 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1816+3457_X_map.fits wmodel /image_prod/ug002_uva//J1816+3457_X_map.mod ! Writing 542 model components to file: /image_prod/ug002_uva//J1816+3457_X_map.mod wobs /image_prod/ug002_uva//J1816+3457_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1816+3457_X_uvs.fits wwins /image_prod/ug002_uva//J1816+3457_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1816+3457_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0303047 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000134725 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.33371 1.33371 2.66742 5.33483 10.6697 21.3393 42.6787 85.3573 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.03 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 224.936 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1816+3457_X_dfm.log closed on Thu Mar 5 03:41:05 2020