! Started logfile: /image_prod/ug002_uva//J1926+5052_X_dfm.log on Thu Mar 5 04:10:52 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//J1926+5052_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1926+5052_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.913704 visibilities/baseline/integration-bin. ! Found source: J1926+5052 ! ! 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 29604 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 J1926+5052_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 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012764Jy sigma=9.338761 ! Fit after self-cal, rms=0.865838Jy sigma=7.947733 ! 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=0.7531 mas, bmaj=1.05 mas, bpa=-15.6 degrees ! Estimated noise=0.95929 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 = 0.0998306 Jy ! Component: 100 - total flux cleaned = 0.125621 Jy ! Total flux subtracted in 100 components = 0.125621 Jy ! Clean residual min=-0.010960 max=0.051264 Jy/beam ! Clean residual mean=0.000074 rms=0.002827 Jy/beam ! Combined flux in latest and established models = 0.125621 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.125621 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=0.092048Jy sigma=0.828642 ! Fit after self-cal, rms=0.091927Jy sigma=0.827296 ! Inverting map ! Added new window around map position (0.2, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0416869 Jy ! Component: 100 - total flux cleaned = 0.0568884 Jy ! Total flux subtracted in 100 components = 0.0568884 Jy ! Clean residual min=-0.007295 max=0.015948 Jy/beam ! Clean residual mean=0.000040 rms=0.001661 Jy/beam ! Combined flux in latest and established models = 0.182509 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 18 components and 0.182509 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=0.068913Jy sigma=0.602305 ! Fit after self-cal, rms=0.065095Jy sigma=0.565719 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131304 Jy ! Component: 100 - total flux cleaned = 0.0204783 Jy ! Total flux subtracted in 100 components = 0.0204783 Jy ! Clean residual min=-0.005480 max=0.007987 Jy/beam ! Clean residual mean=0.000028 rms=0.001186 Jy/beam ! Combined flux in latest and established models = 0.202988 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 22 components and 0.202988 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=0.061226Jy sigma=0.524456 ! Fit after self-cal, rms=0.060955Jy sigma=0.522144 ! Inverting map ! Added new window around map position (1.6, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00728899 Jy ! Component: 100 - total flux cleaned = 0.0110823 Jy ! Total flux subtracted in 100 components = 0.0110823 Jy ! Clean residual min=-0.005119 max=0.006883 Jy/beam ! Clean residual mean=0.000022 rms=0.001079 Jy/beam ! Combined flux in latest and established models = 0.21407 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 29 components and 0.21407 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=0.059785Jy sigma=0.509327 ! Fit after self-cal, rms=0.059693Jy sigma=0.508638 ! Inverting map ! Added new window around map position (1.8, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00609829 Jy ! Component: 100 - total flux cleaned = 0.00968654 Jy ! Total flux subtracted in 100 components = 0.00968654 Jy ! Clean residual min=-0.005016 max=0.005149 Jy/beam ! Clean residual mean=0.000017 rms=0.001015 Jy/beam ! Combined flux in latest and established models = 0.223757 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 36 components and 0.223757 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=0.058923Jy sigma=0.502518 ! Fit after self-cal, rms=0.058884Jy sigma=0.501907 ! 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=1.014 mas, bmaj=1.333 mas, bpa=-13.74 degrees ! Estimated noise=0.453918 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 = 0.00433681 Jy ! Component: 100 - total flux cleaned = 0.00719699 Jy ! Component: 150 - total flux cleaned = 0.00902309 Jy ! Component: 200 - total flux cleaned = 0.00962619 Jy ! Total flux subtracted in 200 components = 0.00962619 Jy ! Clean residual min=-0.004783 max=0.005019 Jy/beam ! Clean residual mean=0.000025 rms=0.001122 Jy/beam ! Combined flux in latest and established models = 0.233383 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 54 components and 0.233383 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=0.058472Jy sigma=0.498434 ! Fit after self-cal, rms=0.058452Jy sigma=0.498178 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.014 x 1.333 at -13.74 degrees (North through East) ! Clean map min=-0.0045045 max=0.12498 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.87 KP 1.04 ! LA 1.04 MK 1.01 NL 1.20 OV 0.91 ! PT 0.90 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.87 KP 1.03 ! LA 1.05 MK 1.03 NL 1.16 OV 0.92 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.01 HN 0.88 KP 1.05 ! LA 1.04 MK 1.03 NL 1.18 OV 0.91 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.89 KP 1.06 ! LA 1.02 MK 1.03 NL 1.18 OV 0.91 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.01 HN 0.87 KP 1.05 ! LA 1.03 MK 1.03 NL 1.20 OV 0.92 ! PT 0.89 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.85 KP 1.05 ! LA 1.04 MK 1.02 NL 1.21 OV 0.91 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.87 KP 1.06 ! LA 1.03 MK 1.01 NL 1.21 OV 0.92 ! PT 0.90 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 0.87 KP 1.05 ! LA 1.03 MK 1.01 NL 1.24 OV 0.90 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 0.91 KP 1.04 ! LA 1.03 MK 1.02 NL 1.21 OV 0.91 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 0.88 KP 1.04 ! LA 1.04 MK 1.03 NL 1.21 OV 0.90 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.86 KP 1.07 ! LA 1.02 MK 1.02 NL 1.22 OV 0.93 ! PT 0.89 SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 0.87 KP 1.05 ! LA 1.02 MK 1.04 NL 1.20 OV 0.92 ! PT 0.90 SC 1.03 ! ! ! Fit before self-cal, rms=0.058452Jy sigma=0.498178 ! Fit after self-cal, rms=0.055277Jy sigma=0.474430 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.017 mas, bmaj=1.334 mas, bpa=-14.64 degrees ! Estimated noise=0.451321 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 (0.2, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119547 Jy ! Component: 100 - total flux cleaned = 0.00208227 Jy ! Component: 150 - total flux cleaned = 0.00281379 Jy ! Component: 200 - total flux cleaned = 0.00334578 Jy ! Total flux subtracted in 200 components = 0.00334578 Jy ! Clean residual min=-0.002924 max=0.002999 Jy/beam ! Clean residual mean=0.000017 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.236729 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 78 components and 0.236729 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=0.054891Jy sigma=0.470282 ! Fit after self-cal, rms=0.054873Jy sigma=0.469791 ! 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=0.054873Jy sigma=0.469791 ! Fit after self-cal, rms=0.056588Jy sigma=0.461532 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.015 mas, bmaj=1.339 mas, bpa=-14.11 degrees ! Estimated noise=0.451725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00061996 Jy ! Component: 100 - total flux cleaned = 0.000757877 Jy ! Component: 150 - total flux cleaned = 0.000648079 Jy ! Component: 200 - total flux cleaned = 0.000647544 Jy ! Total flux subtracted in 200 components = 0.000647544 Jy ! Clean residual min=-0.001569 max=0.001982 Jy/beam ! Clean residual mean=0.000001 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.237376 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 92 components and 0.237376 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=0.056445Jy sigma=0.459903 ! Fit after self-cal, rms=0.056472Jy sigma=0.459672 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 (1.2, 11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166154 Jy ! Component: 100 - total flux cleaned = 0.0022945 Jy ! Component: 150 - total flux cleaned = 0.00278248 Jy ! Component: 200 - total flux cleaned = 0.00311674 Jy ! Total flux subtracted in 200 components = 0.00311674 Jy ! Clean residual min=-0.001373 max=0.001357 Jy/beam ! Clean residual mean=-0.000004 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.240493 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 112 components and 0.240493 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=0.056375Jy sigma=0.458553 ! Fit after self-cal, rms=0.056356Jy sigma=0.458457 ! 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=0.056356Jy sigma=0.458457 ! Fit after self-cal, rms=0.056509Jy sigma=0.458247 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.016 mas, bmaj=1.337 mas, bpa=-14.31 degrees ! Estimated noise=0.4503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000434346 Jy ! Component: 100 - total flux cleaned = 0.000700587 Jy ! Component: 150 - total flux cleaned = 0.000970394 Jy ! Component: 200 - total flux cleaned = 0.00110504 Jy ! Total flux subtracted in 200 components = 0.00110504 Jy ! Clean residual min=-0.001212 max=0.001147 Jy/beam ! Clean residual mean=-0.000002 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.241598 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 119 components and 0.241598 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=0.056450Jy sigma=0.457611 ! Fit after self-cal, rms=0.056443Jy sigma=0.457538 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 = -8.8485e-05 Jy ! Component: 100 - total flux cleaned = 4.18242e-05 Jy ! Component: 150 - total flux cleaned = 0.000216304 Jy ! Component: 200 - total flux cleaned = 0.000319341 Jy ! Total flux subtracted in 200 components = 0.000319341 Jy ! Clean residual min=-0.001129 max=0.001039 Jy/beam ! Clean residual mean=-0.000003 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.241917 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 124 components and 0.241917 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=0.056410Jy sigma=0.457217 ! Fit after self-cal, rms=0.056400Jy sigma=0.457171 ! 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=0.056400Jy sigma=0.457171 ! Fit after self-cal, rms=0.056542Jy sigma=0.457102 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.334 mas, bmaj=2.53 mas, bpa=-66.73 degrees ! Estimated noise=0.564723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.34899e-05 Jy ! Component: 100 - total flux cleaned = 0.000310557 Jy ! Component: 150 - total flux cleaned = 0.000563604 Jy ! Component: 200 - total flux cleaned = 0.000699313 Jy ! Total flux subtracted in 200 components = 0.000699313 Jy ! Clean residual min=-0.001213 max=0.001091 Jy/beam ! Clean residual mean=-0.000004 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.242617 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 144 components and 0.242617 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=0.056521Jy sigma=0.456881 ! Fit after self-cal, rms=0.056512Jy sigma=0.456823 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 = -0.000108698 Jy ! Component: 100 - total flux cleaned = -2.20575e-05 Jy ! Component: 150 - total flux cleaned = 0.00010406 Jy ! Component: 200 - total flux cleaned = 0.000134452 Jy ! Total flux subtracted in 200 components = 0.000134452 Jy ! Clean residual min=-0.001185 max=0.001068 Jy/beam ! Clean residual mean=-0.000005 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.242751 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 154 components and 0.242751 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=0.056506Jy sigma=0.456768 ! Fit after self-cal, rms=0.056498Jy sigma=0.456738 ! 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=1.016 mas, bmaj=1.337 mas, bpa=-14.42 degrees ! Estimated noise=0.449685 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.016 x 1.337 at -14.42 degrees (North through East) ! Clean map min=-0.00087351 max=0.12355 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=0.755 mas, bmaj=1.054 mas, bpa=-15.89 degrees ! Estimated noise=0.952197 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.10531 Jy ! Component: 100 - total flux cleaned = 0.149266 Jy ! Component: 150 - total flux cleaned = 0.173093 Jy ! Component: 200 - total flux cleaned = 0.18826 Jy ! Total flux subtracted in 200 components = 0.18826 Jy ! Clean residual min=-0.003679 max=0.008073 Jy/beam ! Clean residual mean=0.000033 rms=0.000920 Jy/beam ! Combined flux in latest and established models = 0.18826 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.18826 Jy ! Inverting map and beam ! Estimated beam: bmin=1.016 mas, bmaj=1.337 mas, bpa=-14.42 degrees ! Estimated noise=0.449685 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 = 0.0149705 Jy ! Component: 100 - total flux cleaned = 0.0238538 Jy ! Component: 150 - total flux cleaned = 0.0298206 Jy ! Component: 200 - total flux cleaned = 0.0341742 Jy ! Total flux subtracted in 200 components = 0.0341742 Jy ! Clean residual min=-0.001606 max=0.002526 Jy/beam ! Clean residual mean=0.000025 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.222434 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 46 components and 0.222434 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00337071 Jy ! Component: 100 - total flux cleaned = 0.00609037 Jy ! Component: 150 - total flux cleaned = 0.00835347 Jy ! Component: 200 - total flux cleaned = 0.0102548 Jy ! Total flux subtracted in 200 components = 0.0102548 Jy ! Clean residual min=-0.001232 max=0.001384 Jy/beam ! Clean residual mean=0.000011 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.232689 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 71 components and 0.232689 Jy ! Inverting map ! Added new window around map position (0, 6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164828 Jy ! Component: 100 - total flux cleaned = 0.00302718 Jy ! Component: 150 - total flux cleaned = 0.00420504 Jy ! Component: 200 - total flux cleaned = 0.00521482 Jy ! Total flux subtracted in 200 components = 0.00521482 Jy ! Clean residual min=-0.001104 max=0.000997 Jy/beam ! Clean residual mean=0.000004 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.237903 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 92 components and 0.237903 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=2.334 mas, bmaj=2.53 mas, bpa=-66.73 degrees ! Estimated noise=0.564723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133122 Jy ! Component: 100 - total flux cleaned = 0.00227912 Jy ! Component: 150 - total flux cleaned = 0.00298634 Jy ! Component: 200 - total flux cleaned = 0.0035192 Jy ! Total flux subtracted in 200 components = 0.0035192 Jy ! Clean residual min=-0.001192 max=0.001030 Jy/beam ! Clean residual mean=-0.000002 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.241423 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 = 0.000408419 Jy ! Component: 100 - total flux cleaned = 0.000656417 Jy ! Component: 150 - total flux cleaned = 0.000807748 Jy ! Component: 200 - total flux cleaned = 0.000901561 Jy ! Total flux subtracted in 200 components = 0.000901561 Jy ! Clean residual min=-0.001163 max=0.001028 Jy/beam ! Clean residual mean=-0.000005 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.242324 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 136 components and 0.242324 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.016 mas, bmaj=1.337 mas, bpa=-14.42 degrees ! Estimated noise=0.449685 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.74915e-05 Jy ! Component: 100 - total flux cleaned = -2.60297e-05 Jy ! Component: 150 - total flux cleaned = 1.30162e-05 Jy ! Component: 200 - total flux cleaned = 8.30722e-05 Jy ! Total flux subtracted in 200 components = 8.30722e-05 Jy ! Clean residual min=-0.000974 max=0.000949 Jy/beam ! Clean residual mean=-0.000002 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.242407 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 159 components and 0.242407 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=0.056467Jy sigma=0.456530 ! Fit after self-cal, rms=0.056443Jy sigma=0.456342 wmodel J1926+5052_X_map.mod ! Writing 159 model components to file: J1926+5052_X_map.mod wobs J1926+5052_X_uvs.fits ! Writing UV FITS file: J1926+5052_X_uvs.fits wwins J1926+5052_X_map.win ! wwins: Wrote 7 windows to J1926+5052_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 = 0.000143745 Jy ! Component: 100 - total flux cleaned = 0.000143501 Jy ! Component: 150 - total flux cleaned = 0.000111514 Jy ! Component: 200 - total flux cleaned = 0.000126964 Jy ! Component: 250 - total flux cleaned = 0.000126797 Jy ! Component: 300 - total flux cleaned = 0.000126932 Jy ! Component: 350 - total flux cleaned = 0.000126887 Jy ! Component: 400 - total flux cleaned = 9.85065e-05 Jy ! Component: 450 - total flux cleaned = 2.96415e-05 Jy ! Component: 500 - total flux cleaned = -5.12715e-05 Jy ! Component: 550 - total flux cleaned = -0.000104371 Jy ! Component: 600 - total flux cleaned = -0.000143756 Jy ! Component: 650 - total flux cleaned = -0.000221405 Jy ! Component: 700 - total flux cleaned = -0.000297899 Jy ! Component: 750 - total flux cleaned = -0.000335492 Jy ! Component: 800 - total flux cleaned = -0.000409431 Jy ! Component: 850 - total flux cleaned = -0.00040935 Jy ! Component: 900 - total flux cleaned = -0.000421515 Jy ! Component: 950 - total flux cleaned = -0.000480983 Jy ! Component: 1000 - total flux cleaned = -0.000492652 Jy ! Component: 1050 - total flux cleaned = -0.000481166 Jy ! Component: 1100 - total flux cleaned = -0.000504333 Jy ! Component: 1150 - total flux cleaned = -0.000481543 Jy ! Component: 1200 - total flux cleaned = -0.000492921 Jy ! Component: 1250 - total flux cleaned = -0.000515244 Jy ! Component: 1300 - total flux cleaned = -0.000504233 Jy ! Component: 1350 - total flux cleaned = -0.00051516 Jy ! Component: 1400 - total flux cleaned = -0.000536724 Jy ! Component: 1450 - total flux cleaned = -0.00053676 Jy ! Component: 1500 - total flux cleaned = -0.000600454 Jy ! Component: 1550 - total flux cleaned = -0.00060027 Jy ! Component: 1600 - total flux cleaned = -0.000631563 Jy ! Component: 1650 - total flux cleaned = -0.000641653 Jy ! Component: 1700 - total flux cleaned = -0.000672306 Jy ! Component: 1750 - total flux cleaned = -0.000651862 Jy ! Component: 1800 - total flux cleaned = -0.000651795 Jy ! Component: 1850 - total flux cleaned = -0.000621827 Jy ! Component: 1900 - total flux cleaned = -0.000651467 Jy ! Component: 1950 - total flux cleaned = -0.000621853 Jy ! Component: 2000 - total flux cleaned = -0.000690027 Jy ! Component: 2050 - total flux cleaned = -0.000689831 Jy ! Component: 2100 - total flux cleaned = -0.000651409 Jy ! Component: 2150 - total flux cleaned = -0.00066096 Jy ! Component: 2200 - total flux cleaned = -0.000717891 Jy ! Component: 2250 - total flux cleaned = -0.000755367 Jy ! Component: 2300 - total flux cleaned = -0.000802046 Jy ! Component: 2350 - total flux cleaned = -0.000801978 Jy ! Component: 2400 - total flux cleaned = -0.000838798 Jy ! Component: 2450 - total flux cleaned = -0.000893735 Jy ! Component: 2500 - total flux cleaned = -0.000957208 Jy ! Component: 2550 - total flux cleaned = -0.000957231 Jy ! Component: 2600 - total flux cleaned = -0.000957171 Jy ! Component: 2650 - total flux cleaned = -0.00101951 Jy ! Component: 2700 - total flux cleaned = -0.00101065 Jy ! Component: 2750 - total flux cleaned = -0.00107233 Jy ! Component: 2800 - total flux cleaned = -0.00107237 Jy ! Component: 2850 - total flux cleaned = -0.00111581 Jy ! Component: 2900 - total flux cleaned = -0.00118481 Jy ! Component: 2950 - total flux cleaned = -0.0011934 Jy ! Component: 3000 - total flux cleaned = -0.00123602 Jy ! Component: 3050 - total flux cleaned = -0.00126986 Jy ! Component: 3100 - total flux cleaned = -0.00127827 Jy ! Component: 3150 - total flux cleaned = -0.00133682 Jy ! Component: 3200 - total flux cleaned = -0.00137833 Jy ! Component: 3250 - total flux cleaned = -0.00137011 Jy ! Component: 3300 - total flux cleaned = -0.00144401 Jy ! Component: 3350 - total flux cleaned = -0.0014194 Jy ! Component: 3400 - total flux cleaned = -0.0014439 Jy ! Component: 3450 - total flux cleaned = -0.00146001 Jy ! Component: 3500 - total flux cleaned = -0.00149215 Jy ! Component: 3550 - total flux cleaned = -0.00150811 Jy ! Component: 3600 - total flux cleaned = -0.00150017 Jy ! Component: 3650 - total flux cleaned = -0.00152393 Jy ! Component: 3700 - total flux cleaned = -0.00154757 Jy ! Component: 3750 - total flux cleaned = -0.00153978 Jy ! Component: 3800 - total flux cleaned = -0.00155532 Jy ! Component: 3850 - total flux cleaned = -0.00157089 Jy ! Component: 3900 - total flux cleaned = -0.00156324 Jy ! Component: 3950 - total flux cleaned = -0.00160166 Jy ! Component: 4000 - total flux cleaned = -0.00161689 Jy ! Component: 4050 - total flux cleaned = -0.0016169 Jy ! Total flux subtracted in 4096 components = -0.00163196 Jy ! Clean residual min=-0.000451 max=0.000421 Jy/beam ! Clean residual mean=-0.000002 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.240775 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 480 components and 0.240775 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1926+5052_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.016 x 1.337 at -14.42 degrees (North through East) ! Clean map min=-0.00070589 max=0.12368 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1926+5052_X_map.fits wmodel /image_prod/ug002_uva//J1926+5052_X_map.mod ! Writing 480 model components to file: /image_prod/ug002_uva//J1926+5052_X_map.mod wobs /image_prod/ug002_uva//J1926+5052_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1926+5052_X_uvs.fits wwins /image_prod/ug002_uva//J1926+5052_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J1926+5052_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.123679 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000128097 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.310717 0.310717 0.621434 1.24287 2.48574 4.97147 9.94294 19.8859 39.7718 79.5435 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.123 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 965.509 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1926+5052_X_dfm.log closed on Thu Mar 5 04:10:57 2020