! Started logfile: /image_prod/ug002_uva//J2230+6946_X_a_dfm.log on Thu Mar 5 05:45:18 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//J2230+6946_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2230+6946_X_a_uva.fits ! AN table 1: 36 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.78858 visibilities/baseline/integration-bin. ! Found source: J2230+6946 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 12264 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 J2230+6946_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 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.274543Jy sigma=8.373442 ! Fit after self-cal, rms=0.333661Jy sigma=2.423194 ! 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=0.8747 mas, bmaj=1.159 mas, bpa=-40.65 degrees ! Estimated noise=1.44072 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 = 0.506387 Jy ! Component: 100 - total flux cleaned = 0.689057 Jy ! Total flux subtracted in 100 components = 0.689057 Jy ! Clean residual min=-0.026586 max=0.082413 Jy/beam ! Clean residual mean=0.000007 rms=0.005565 Jy/beam ! Combined flux in latest and established models = 0.689057 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.689057 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=0.192057Jy sigma=1.199156 ! Fit after self-cal, rms=0.191782Jy sigma=1.197318 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0897554 Jy ! Component: 100 - total flux cleaned = 0.134753 Jy ! Total flux subtracted in 100 components = 0.134753 Jy ! Clean residual min=-0.015487 max=0.029916 Jy/beam ! Clean residual mean=0.000009 rms=0.003560 Jy/beam ! Combined flux in latest and established models = 0.82381 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.82381 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=0.122012Jy sigma=0.782234 ! Fit after self-cal, rms=0.121920Jy sigma=0.781683 ! Inverting map ! Added new window around map position (1, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0298864 Jy ! Component: 100 - total flux cleaned = 0.0491337 Jy ! Total flux subtracted in 100 components = 0.0491337 Jy ! Clean residual min=-0.014664 max=0.023133 Jy/beam ! Clean residual mean=0.000010 rms=0.003216 Jy/beam ! Combined flux in latest and established models = 0.872944 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 25 components and 0.872944 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=0.109313Jy sigma=0.711503 ! Fit after self-cal, rms=0.109027Jy sigma=0.709627 ! 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=1.156 mas, bmaj=1.432 mas, bpa=-36.37 degrees ! Estimated noise=0.987352 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, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0242811 Jy ! Component: 100 - total flux cleaned = 0.0396031 Jy ! Component: 150 - total flux cleaned = 0.0476275 Jy ! Component: 200 - total flux cleaned = 0.0527415 Jy ! Total flux subtracted in 200 components = 0.0527415 Jy ! Clean residual min=-0.013040 max=0.014665 Jy/beam ! Clean residual mean=0.000069 rms=0.003393 Jy/beam ! Combined flux in latest and established models = 0.925685 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 51 components and 0.925685 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=0.102161Jy sigma=0.668116 ! Fit after self-cal, rms=0.102111Jy sigma=0.667876 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.156 x 1.432 at -36.37 degrees (North through East) ! Clean map min=-0.012734 max=0.69222 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 1.05 KP 1.06 ! LA 1.02 MK 1.01 NL 1.09 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.04 KP 1.07 ! LA 1.00 MK 1.00 NL 1.09 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.01 HN 1.03 KP 1.08 ! LA 1.00 MK 1.01 NL 1.10 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 1.04 KP 1.06 ! LA 1.02 MK 1.01 NL 1.08 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 1.05 KP 1.07 ! LA 1.01 MK 1.02 NL 1.10 OV 0.92 ! PT 0.93 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.06 KP 1.06 ! LA 1.01 MK 1.01 NL 1.10 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 1.05 KP 1.08 ! LA 1.01 MK 1.01 NL 1.09 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.05 KP 1.08 ! LA 1.02 MK 1.03 NL 1.10 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 1.06 KP 1.07 ! LA 1.01 MK 1.02 NL 1.09 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.03 KP 1.08 ! LA 1.01 MK 1.02 NL 1.09 OV 0.92 ! PT 0.92 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 1.03 KP 1.07 ! LA 1.01 MK 1.01 NL 1.10 OV 0.93 ! PT 0.92 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.04 KP 1.10 ! LA 1.01 MK 1.01 NL 1.10 OV 0.92 ! PT 0.92 ! ! ! Fit before self-cal, rms=0.102111Jy sigma=0.667876 ! Fit after self-cal, rms=0.079795Jy sigma=0.520004 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.169 mas, bmaj=1.445 mas, bpa=-36.14 degrees ! Estimated noise=0.990002 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 = -0.0135922 Jy ! Component: 100 - total flux cleaned = -0.020731 Jy ! Component: 150 - total flux cleaned = -0.0218766 Jy ! Component: 200 - total flux cleaned = -0.0220782 Jy ! Total flux subtracted in 200 components = -0.0220782 Jy ! Clean residual min=-0.007710 max=0.008564 Jy/beam ! Clean residual mean=0.000020 rms=0.001741 Jy/beam ! Combined flux in latest and established models = 0.903607 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 69 components and 0.903607 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=0.077107Jy sigma=0.503558 ! Fit after self-cal, rms=0.077103Jy sigma=0.503431 ! 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=0.077103Jy sigma=0.503431 ! Fit after self-cal, rms=0.072263Jy sigma=0.442162 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.174 mas, bmaj=1.465 mas, bpa=-39.27 degrees ! Estimated noise=0.994975 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00691238 Jy ! Component: 100 - total flux cleaned = -0.00818999 Jy ! Component: 150 - total flux cleaned = -0.00884352 Jy ! Component: 200 - total flux cleaned = -0.00938279 Jy ! Total flux subtracted in 200 components = -0.00938279 Jy ! Clean residual min=-0.005273 max=0.004713 Jy/beam ! Clean residual mean=0.000006 rms=0.001077 Jy/beam ! Combined flux in latest and established models = 0.894224 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 82 components and 0.894224 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=0.071129Jy sigma=0.434361 ! Fit after self-cal, rms=0.071140Jy sigma=0.434165 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 = -0.000295516 Jy ! Component: 100 - total flux cleaned = -0.000689984 Jy ! Component: 150 - total flux cleaned = -0.000860181 Jy ! Component: 200 - total flux cleaned = -0.000939235 Jy ! Total flux subtracted in 200 components = -0.000939235 Jy ! Clean residual min=-0.004879 max=0.004691 Jy/beam ! Clean residual mean=0.000007 rms=0.001068 Jy/beam ! Combined flux in latest and established models = 0.893285 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 93 components and 0.893285 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=0.070908Jy sigma=0.432618 ! Fit after self-cal, rms=0.070905Jy sigma=0.432581 ! 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=0.070905Jy sigma=0.432581 ! Fit after self-cal, rms=0.066962Jy sigma=0.403578 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.179 mas, bmaj=1.467 mas, bpa=-39.4 degrees ! Estimated noise=0.9967 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00448806 Jy ! Component: 100 - total flux cleaned = -0.00577463 Jy ! Component: 150 - total flux cleaned = -0.00643983 Jy ! Component: 200 - total flux cleaned = -0.00668959 Jy ! Total flux subtracted in 200 components = -0.00668959 Jy ! Clean residual min=-0.003256 max=0.002820 Jy/beam ! Clean residual mean=0.000004 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.886595 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 105 components and 0.886595 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=0.066513Jy sigma=0.401096 ! Fit after self-cal, rms=0.066521Jy sigma=0.401031 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 = -0.000265943 Jy ! Component: 100 - total flux cleaned = -0.000335055 Jy ! Component: 150 - total flux cleaned = -0.000401227 Jy ! Component: 200 - total flux cleaned = -0.000465477 Jy ! Total flux subtracted in 200 components = -0.000465477 Jy ! Clean residual min=-0.003193 max=0.002800 Jy/beam ! Clean residual mean=0.000005 rms=0.000647 Jy/beam ! Combined flux in latest and established models = 0.88613 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 113 components and 0.88613 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=0.066369Jy sigma=0.400272 ! Fit after self-cal, rms=0.066368Jy sigma=0.400257 ! 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=0.066368Jy sigma=0.400257 ! Fit after self-cal, rms=0.066580Jy sigma=0.399504 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.528 mas, bmaj=2.617 mas, bpa=2.936 degrees ! Estimated noise=1.24771 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00289701 Jy ! Component: 100 - total flux cleaned = -0.00437504 Jy ! Component: 150 - total flux cleaned = -0.00480288 Jy ! Component: 200 - total flux cleaned = -0.00510141 Jy ! Total flux subtracted in 200 components = -0.00510141 Jy ! Clean residual min=-0.003014 max=0.002702 Jy/beam ! Clean residual mean=0.000010 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.881028 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 123 components and 0.881028 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=0.066438Jy sigma=0.398723 ! Fit after self-cal, rms=0.066436Jy sigma=0.398702 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 = -0.000370165 Jy ! Component: 100 - total flux cleaned = -0.000396265 Jy ! Component: 150 - total flux cleaned = -0.000396509 Jy ! Component: 200 - total flux cleaned = -0.000420892 Jy ! Total flux subtracted in 200 components = -0.000420892 Jy ! Clean residual min=-0.002928 max=0.002651 Jy/beam ! Clean residual mean=0.000010 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.880608 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 127 components and 0.880607 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=0.066397Jy sigma=0.398579 ! Fit after self-cal, rms=0.066397Jy sigma=0.398574 ! 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=1.18 mas, bmaj=1.47 mas, bpa=-39.54 degrees ! Estimated noise=0.997096 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.18 x 1.47 at -39.54 degrees (North through East) ! Clean map min=-0.0029144 max=0.70459 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 ! Performing amp+phase self-cal ! ! 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=0.066397Jy sigma=0.398574 ! Fit after self-cal, rms=0.063046Jy sigma=0.369192 ! Inverting map and beam ! Estimated beam: bmin=1.181 mas, bmaj=1.471 mas, bpa=-39.56 degrees ! Estimated noise=0.995861 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00253029 Jy ! Component: 100 - total flux cleaned = -0.00311633 Jy ! Component: 150 - total flux cleaned = -0.00336403 Jy ! Component: 200 - total flux cleaned = -0.00347664 Jy ! Total flux subtracted in 200 components = -0.00347664 Jy ! Clean residual min=-0.002821 max=0.002365 Jy/beam ! Clean residual mean=0.000004 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.877131 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 137 components and 0.877131 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=0.062862Jy sigma=0.368193 ! Fit after self-cal, rms=0.062863Jy sigma=0.368188 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.22707e-06 Jy ! Component: 100 - total flux cleaned = -5.22709e-06 Jy ! Component: 150 - total flux cleaned = -5.43982e-05 Jy ! Component: 200 - total flux cleaned = -5.46894e-05 Jy ! Total flux subtracted in 200 components = -5.46894e-05 Jy ! Clean residual min=-0.002743 max=0.002388 Jy/beam ! Clean residual mean=0.000004 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 0.877076 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 140 components and 0.877076 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=0.062778Jy sigma=0.367800 ! Fit after self-cal, rms=0.062778Jy sigma=0.367796 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.062778Jy sigma=0.367796 ! Fit after self-cal, rms=0.062951Jy sigma=0.367483 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=0.8879 mas, bmaj=1.194 mas, bpa=-42.9 degrees ! Estimated noise=1.48036 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.517241 Jy ! Component: 100 - total flux cleaned = 0.694634 Jy ! Component: 150 - total flux cleaned = 0.778884 Jy ! Component: 200 - total flux cleaned = 0.819835 Jy ! Total flux subtracted in 200 components = 0.819835 Jy ! Clean residual min=-0.006536 max=0.018733 Jy/beam ! Clean residual mean=-0.000000 rms=0.001412 Jy/beam ! Combined flux in latest and established models = 0.819836 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.819836 Jy ! Inverting map and beam ! Estimated beam: bmin=1.183 mas, bmaj=1.472 mas, bpa=-39.67 degrees ! Estimated noise=0.996305 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 = 0.0262308 Jy ! Component: 100 - total flux cleaned = 0.0384136 Jy ! Component: 150 - total flux cleaned = 0.0453529 Jy ! Component: 200 - total flux cleaned = 0.0496013 Jy ! Total flux subtracted in 200 components = 0.0496013 Jy ! Clean residual min=-0.002164 max=0.002509 Jy/beam ! Clean residual mean=0.000007 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.869437 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 33 components and 0.869437 Jy ! Inverting map ! Added new window around map position (-3, 17.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00297671 Jy ! Component: 100 - total flux cleaned = 0.00453745 Jy ! Component: 150 - total flux cleaned = 0.0052229 Jy ! Component: 200 - total flux cleaned = 0.00543083 Jy ! Total flux subtracted in 200 components = 0.00543083 Jy ! Clean residual min=-0.002125 max=0.002084 Jy/beam ! Clean residual mean=0.000003 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.874868 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 49 components and 0.874868 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=2.533 mas, bmaj=2.621 mas, bpa=3.935 degrees ! Estimated noise=1.24356 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000621417 Jy ! Component: 100 - total flux cleaned = 0.000758798 Jy ! Component: 150 - total flux cleaned = 0.00079804 Jy ! Component: 200 - total flux cleaned = 0.000761301 Jy ! Total flux subtracted in 200 components = 0.000761301 Jy ! Clean residual min=-0.002154 max=0.001963 Jy/beam ! Clean residual mean=0.000006 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.875629 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 = -6.19309e-05 Jy ! Component: 100 - total flux cleaned = -6.10311e-05 Jy ! Component: 150 - total flux cleaned = -6.15457e-05 Jy ! Component: 200 - total flux cleaned = -6.231e-05 Jy ! Total flux subtracted in 200 components = -6.231e-05 Jy ! Clean residual min=-0.002172 max=0.002019 Jy/beam ! Clean residual mean=0.000007 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.875567 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 77 components and 0.875567 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.183 mas, bmaj=1.472 mas, bpa=-39.67 degrees ! Estimated noise=0.996305 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000172582 Jy ! Component: 100 - total flux cleaned = -1.94491e-06 Jy ! Component: 150 - total flux cleaned = -4.85068e-07 Jy ! Component: 200 - total flux cleaned = -6.01573e-07 Jy ! Total flux subtracted in 200 components = -6.01573e-07 Jy ! Clean residual min=-0.002198 max=0.002092 Jy/beam ! Clean residual mean=0.000003 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.875566 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 86 components and 0.875566 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=0.062767Jy sigma=0.366838 ! Fit after self-cal, rms=0.062738Jy sigma=0.366636 wmodel J2230+6946_X_a_map.mod ! Writing 86 model components to file: J2230+6946_X_a_map.mod wobs J2230+6946_X_a_uvs.fits ! Writing UV FITS file: J2230+6946_X_a_uvs.fits wwins J2230+6946_X_a_map.win ! wwins: Wrote 4 windows to J2230+6946_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 = -0.000120032 Jy ! Component: 100 - total flux cleaned = -0.000229762 Jy ! Component: 150 - total flux cleaned = -0.000160629 Jy ! Component: 200 - total flux cleaned = -0.000228581 Jy ! Component: 250 - total flux cleaned = -0.000128953 Jy ! Component: 300 - total flux cleaned = -0.000161179 Jy ! Component: 350 - total flux cleaned = -0.000193129 Jy ! Component: 400 - total flux cleaned = -0.000317877 Jy ! Component: 450 - total flux cleaned = -0.000378718 Jy ! Component: 500 - total flux cleaned = -0.0004397 Jy ! Component: 550 - total flux cleaned = -0.000558744 Jy ! Component: 600 - total flux cleaned = -0.000530104 Jy ! Component: 650 - total flux cleaned = -0.00055904 Jy ! Component: 700 - total flux cleaned = -0.00053045 Jy ! Component: 750 - total flux cleaned = -0.000642962 Jy ! Component: 800 - total flux cleaned = -0.000614814 Jy ! Component: 850 - total flux cleaned = -0.000615317 Jy ! Component: 900 - total flux cleaned = -0.000669843 Jy ! Component: 950 - total flux cleaned = -0.000723968 Jy ! Component: 1000 - total flux cleaned = -0.000750407 Jy ! Component: 1050 - total flux cleaned = -0.000856311 Jy ! Component: 1100 - total flux cleaned = -0.000882461 Jy ! Component: 1150 - total flux cleaned = -0.000908023 Jy ! Component: 1200 - total flux cleaned = -0.000933122 Jy ! Component: 1250 - total flux cleaned = -0.000882349 Jy ! Component: 1300 - total flux cleaned = -0.000857117 Jy ! Component: 1350 - total flux cleaned = -0.000906983 Jy ! Component: 1400 - total flux cleaned = -0.000956326 Jy ! Component: 1450 - total flux cleaned = -0.000834116 Jy ! Component: 1500 - total flux cleaned = -0.000882795 Jy ! Component: 1550 - total flux cleaned = -0.000907173 Jy ! Component: 1600 - total flux cleaned = -0.0010026 Jy ! Component: 1650 - total flux cleaned = -0.000931769 Jy ! Component: 1700 - total flux cleaned = -0.00100216 Jy ! Component: 1750 - total flux cleaned = -0.00102556 Jy ! Component: 1800 - total flux cleaned = -0.00107184 Jy ! Component: 1850 - total flux cleaned = -0.00109488 Jy ! Component: 1900 - total flux cleaned = -0.00104901 Jy ! Component: 1950 - total flux cleaned = -0.0010036 Jy ! Component: 2000 - total flux cleaned = -0.00100365 Jy ! Component: 2050 - total flux cleaned = -0.00100376 Jy ! Component: 2100 - total flux cleaned = -0.00111514 Jy ! Component: 2150 - total flux cleaned = -0.00104896 Jy ! Component: 2200 - total flux cleaned = -0.00107093 Jy ! Component: 2250 - total flux cleaned = -0.00102766 Jy ! Component: 2300 - total flux cleaned = -0.00109294 Jy ! Component: 2350 - total flux cleaned = -0.00113605 Jy ! Component: 2400 - total flux cleaned = -0.00111478 Jy ! Component: 2450 - total flux cleaned = -0.00111492 Jy ! Component: 2500 - total flux cleaned = -0.00107266 Jy ! Component: 2550 - total flux cleaned = -0.0010937 Jy ! Component: 2600 - total flux cleaned = -0.00113537 Jy ! Component: 2650 - total flux cleaned = -0.00109362 Jy ! Component: 2700 - total flux cleaned = -0.00103159 Jy ! Component: 2750 - total flux cleaned = -0.00107245 Jy ! Component: 2800 - total flux cleaned = -0.00103187 Jy ! Component: 2850 - total flux cleaned = -0.000950749 Jy ! Component: 2900 - total flux cleaned = -0.000971048 Jy ! Component: 2950 - total flux cleaned = -0.00109139 Jy ! Component: 3000 - total flux cleaned = -0.00101147 Jy ! Component: 3050 - total flux cleaned = -0.00101131 Jy ! Component: 3100 - total flux cleaned = -0.00111001 Jy ! Component: 3150 - total flux cleaned = -0.00101171 Jy ! Component: 3200 - total flux cleaned = -0.00103124 Jy ! Component: 3250 - total flux cleaned = -0.00110897 Jy ! Component: 3300 - total flux cleaned = -0.00112829 Jy ! Component: 3350 - total flux cleaned = -0.00112815 Jy ! Component: 3400 - total flux cleaned = -0.0011282 Jy ! Component: 3450 - total flux cleaned = -0.00120446 Jy ! Component: 3500 - total flux cleaned = -0.00124224 Jy ! Component: 3550 - total flux cleaned = -0.0011668 Jy ! Component: 3600 - total flux cleaned = -0.0012607 Jy ! Component: 3650 - total flux cleaned = -0.00122335 Jy ! Component: 3700 - total flux cleaned = -0.00129782 Jy ! Component: 3750 - total flux cleaned = -0.001372 Jy ! Component: 3800 - total flux cleaned = -0.0012798 Jy ! Component: 3850 - total flux cleaned = -0.00133501 Jy ! Component: 3900 - total flux cleaned = -0.00129852 Jy ! Component: 3950 - total flux cleaned = -0.00128034 Jy ! Component: 4000 - total flux cleaned = -0.00135266 Jy ! Component: 4050 - total flux cleaned = -0.00142465 Jy ! Total flux subtracted in 4096 components = -0.00140668 Jy ! Clean residual min=-0.001136 max=0.000895 Jy/beam ! Clean residual mean=0.000002 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.87416 Jy keep ! Adding 346 model components to the UV plane model. ! The established model now contains 432 components and 0.874159 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2230+6946_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.183 x 1.472 at -39.67 degrees (North through East) ! Clean map min=-0.0015238 max=0.71173 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2230+6946_X_a_map.fits wmodel /image_prod/ug002_uva//J2230+6946_X_a_map.mod ! Writing 432 model components to file: /image_prod/ug002_uva//J2230+6946_X_a_map.mod wobs /image_prod/ug002_uva//J2230+6946_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2230+6946_X_a_uvs.fits wwins /image_prod/ug002_uva//J2230+6946_X_a_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J2230+6946_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.711732 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000313263 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.132043 0.132043 0.264086 0.528171 1.05634 2.11268 4.22537 8.45074 16.9015 33.8029 67.6059 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.711 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2271.99 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2230+6946_X_a_dfm.log closed on Thu Mar 5 05:45:22 2020