! Started logfile: /image_prod/ug002_uva//J0508-1935_X_dfm.log on Wed Mar 4 20:41:58 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//J0508-1935_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0508-1935_X_uva.fits ! AN table 1: 30 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.999074 visibilities/baseline/integration-bin. ! Found source: J0508-1935 ! ! 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 12948 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 J0508-1935_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.005471Jy sigma=8.394748 ! Fit after self-cal, rms=0.953767Jy sigma=7.963349 ! 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=0.7612 mas, bmaj=3.023 mas, bpa=-20.6 degrees ! Estimated noise=1.69849 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 = 0.0373731 Jy ! Component: 100 - total flux cleaned = 0.0463549 Jy ! Total flux subtracted in 100 components = 0.0463549 Jy ! Clean residual min=-0.004514 max=0.005014 Jy/beam ! Clean residual mean=-0.000000 rms=0.001152 Jy/beam ! Combined flux in latest and established models = 0.0463548 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0463548 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=0.072362Jy sigma=0.518941 ! Fit after self-cal, rms=0.070915Jy sigma=0.505153 ! 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=1.028 mas, bmaj=3.64 mas, bpa=-18.09 degrees ! Estimated noise=0.767129 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 = 0.00540362 Jy ! Component: 100 - total flux cleaned = 0.0066381 Jy ! Component: 150 - total flux cleaned = 0.00656334 Jy ! Component: 200 - total flux cleaned = 0.00657343 Jy ! Total flux subtracted in 200 components = 0.00657343 Jy ! Clean residual min=-0.002726 max=0.003392 Jy/beam ! Clean residual mean=-0.000003 rms=0.000779 Jy/beam ! Combined flux in latest and established models = 0.0529283 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 20 components and 0.0529283 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=0.070450Jy sigma=0.501413 ! Fit after self-cal, rms=0.070456Jy sigma=0.501336 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.028 x 3.64 at -18.09 degrees (North through East) ! Clean map min=-0.0026819 max=0.049312 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.73 FD 1.21 HN 1.19 KP 1.03 ! LA 0.98 MK 1.00 NL 1.24 OV 0.95 ! PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 1.19 HN 1.06 KP 1.03 ! LA 1.01 MK 1.03 NL 1.10 OV 0.98 ! PT 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 1.16 HN 0.98 KP 1.00 ! LA 1.15 MK 1.16 NL 1.17 OV 0.88 ! PT 0.85 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.19 HN 1.05 KP 1.07 ! LA 1.00 MK 1.12 NL 1.16 OV 0.92 ! PT 0.87 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.74 FD 1.15 HN 1.00 KP 1.17 ! LA 0.96 MK 0.97 NL 1.24 OV 0.92 ! PT 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.76 FD 1.22 HN 0.97 KP 1.12 ! LA 0.98 MK 1.16 NL 1.23 OV 1.00 ! PT 0.87 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.16 HN 0.94 KP 1.10 ! LA 0.98 MK 1.22 NL 1.15 OV 0.92 ! PT 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.72 FD 1.15 HN 1.07 KP 1.11 ! LA 0.94 MK 1.00 NL 1.09 OV 0.99 ! PT 0.83 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 1.13 HN 0.99 KP 1.17 ! LA 1.00 MK 1.07 NL 1.12 OV 0.93 ! PT 0.85 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.70 FD 1.18 HN 1.01 KP 1.07 ! LA 0.98 MK 1.00 NL 1.11 OV 0.93 ! PT 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.73 FD 1.04 HN 0.90 KP 1.09 ! LA 0.93 MK 1.07 NL 1.04 OV 0.93 ! PT 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.79 FD 1.02 HN 0.98 KP 1.08 ! LA 0.97 MK 0.88 NL 1.07 OV 0.84 ! PT 0.92 ! ! ! Fit before self-cal, rms=0.070456Jy sigma=0.501336 ! Fit after self-cal, rms=0.065243Jy sigma=0.495565 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.052 mas, bmaj=3.507 mas, bpa=-17.57 degrees ! Estimated noise=0.759394 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 = 0.000164349 Jy ! Component: 100 - total flux cleaned = 0.000164562 Jy ! Component: 150 - total flux cleaned = 0.000187164 Jy ! Component: 200 - total flux cleaned = 0.000187465 Jy ! Total flux subtracted in 200 components = 0.000187465 Jy ! Clean residual min=-0.001681 max=0.002259 Jy/beam ! Clean residual mean=0.000006 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.0531157 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 0.0531157 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=0.065219Jy sigma=0.495386 ! Fit after self-cal, rms=0.065298Jy sigma=0.494610 ! Inverting map ! Added new window around map position (4.6, -14.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00221646 Jy ! Component: 100 - total flux cleaned = 0.00290383 Jy ! Component: 150 - total flux cleaned = 0.00302185 Jy ! Component: 200 - total flux cleaned = 0.00298684 Jy ! Total flux subtracted in 200 components = 0.00298684 Jy ! Clean residual min=-0.001610 max=0.001734 Jy/beam ! Clean residual mean=0.000005 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.0561026 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 55 components and 0.0561026 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=0.065212Jy sigma=0.493821 ! Fit after self-cal, rms=0.065197Jy sigma=0.493689 ! 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=0.065197Jy sigma=0.493689 ! Fit after self-cal, rms=0.065702Jy sigma=0.492055 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.051 mas, bmaj=3.497 mas, bpa=-17.42 degrees ! Estimated noise=0.76008 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000671393 Jy ! Component: 100 - total flux cleaned = 0.000671396 Jy ! Component: 150 - total flux cleaned = 0.000673376 Jy ! Component: 200 - total flux cleaned = 0.000674125 Jy ! Total flux subtracted in 200 components = 0.000674125 Jy ! Clean residual min=-0.001496 max=0.001715 Jy/beam ! Clean residual mean=0.000003 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.0567767 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 70 components and 0.0567767 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=0.065675Jy sigma=0.491807 ! Fit after self-cal, rms=0.065753Jy sigma=0.491560 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 (-22.6, -8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142643 Jy ! Component: 100 - total flux cleaned = 0.00203994 Jy ! Component: 150 - total flux cleaned = 0.0021961 Jy ! Component: 200 - total flux cleaned = 0.00219573 Jy ! Total flux subtracted in 200 components = 0.00219573 Jy ! Clean residual min=-0.001470 max=0.001565 Jy/beam ! Clean residual mean=0.000003 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0589724 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 87 components and 0.0589724 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=0.065715Jy sigma=0.491245 ! Fit after self-cal, rms=0.065713Jy sigma=0.491197 ! Inverting map ! Added new window around map position (37.4, -8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135875 Jy ! Component: 100 - total flux cleaned = 0.00197992 Jy ! Component: 150 - total flux cleaned = 0.00223443 Jy ! Component: 200 - total flux cleaned = 0.00233265 Jy ! Total flux subtracted in 200 components = 0.00233265 Jy ! Clean residual min=-0.001482 max=0.001423 Jy/beam ! Clean residual mean=0.000002 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.0613051 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 97 components and 0.0613051 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=0.065670Jy sigma=0.490907 ! Fit after self-cal, rms=0.065664Jy sigma=0.490863 ! 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=0.065664Jy sigma=0.490863 ! Fit after self-cal, rms=0.065341Jy sigma=0.490719 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.05 mas, bmaj=3.49 mas, bpa=-17.31 degrees ! Estimated noise=0.755121 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000819083 Jy ! Component: 100 - total flux cleaned = 0.00100525 Jy ! Component: 150 - total flux cleaned = 0.00109937 Jy ! Component: 200 - total flux cleaned = 0.0011208 Jy ! Total flux subtracted in 200 components = 0.0011208 Jy ! Clean residual min=-0.001464 max=0.001466 Jy/beam ! Clean residual mean=0.000002 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.0624259 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 110 components and 0.0624259 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=0.065318Jy sigma=0.490556 ! Fit after self-cal, rms=0.065339Jy sigma=0.490519 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 (-10.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00128163 Jy ! Component: 100 - total flux cleaned = 0.00148809 Jy ! Component: 150 - total flux cleaned = 0.00166019 Jy ! Component: 200 - total flux cleaned = 0.00173739 Jy ! Total flux subtracted in 200 components = 0.00173739 Jy ! Clean residual min=-0.001289 max=0.001366 Jy/beam ! Clean residual mean=0.000001 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.0641633 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 126 components and 0.0641633 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=0.065301Jy sigma=0.490178 ! Fit after self-cal, rms=0.065295Jy sigma=0.490141 ! Inverting map ! Added new window around map position (11, -13.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00076077 Jy ! Component: 100 - total flux cleaned = 0.000793233 Jy ! Component: 150 - total flux cleaned = 0.000708356 Jy ! Component: 200 - total flux cleaned = 0.000759585 Jy ! Total flux subtracted in 200 components = 0.000759585 Jy ! Clean residual min=-0.001307 max=0.001202 Jy/beam ! Clean residual mean=0.000002 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0649228 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 150 components and 0.0649228 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=0.065257Jy sigma=0.489885 ! Fit after self-cal, rms=0.065252Jy sigma=0.489854 ! 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=0.065252Jy sigma=0.489854 ! Fit after self-cal, rms=0.064512Jy sigma=0.489779 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.302 mas, bmaj=5.014 mas, bpa=-1.519 degrees ! Estimated noise=0.838726 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000393463 Jy ! Component: 100 - total flux cleaned = 0.000508671 Jy ! Component: 150 - total flux cleaned = 0.000549542 Jy ! Component: 200 - total flux cleaned = 0.000495067 Jy ! Total flux subtracted in 200 components = 0.000495067 Jy ! Clean residual min=-0.001183 max=0.001066 Jy/beam ! Clean residual mean=0.000002 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0654179 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 170 components and 0.0654179 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=0.064503Jy sigma=0.489673 ! Fit after self-cal, rms=0.064509Jy sigma=0.489657 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.20301e-05 Jy ! Component: 100 - total flux cleaned = 2.83031e-05 Jy ! Component: 150 - total flux cleaned = -1.78569e-05 Jy ! Component: 200 - total flux cleaned = -8.99126e-05 Jy ! Total flux subtracted in 200 components = -8.99126e-05 Jy ! Clean residual min=-0.001125 max=0.001076 Jy/beam ! Clean residual mean=0.000002 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.065328 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 189 components and 0.065328 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=0.064503Jy sigma=0.489601 ! Fit after self-cal, rms=0.064503Jy sigma=0.489596 ! 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=1.046 mas, bmaj=3.478 mas, bpa=-17.31 degrees ! Estimated noise=0.749238 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.046 x 3.478 at -17.31 degrees (North through East) ! Clean map min=-0.001397 max=0.048613 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=0.7812 mas, bmaj=2.896 mas, bpa=-20.03 degrees ! Estimated noise=1.65091 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0372787 Jy ! Component: 100 - total flux cleaned = 0.0462003 Jy ! Component: 150 - total flux cleaned = 0.0511828 Jy ! Component: 200 - total flux cleaned = 0.0542342 Jy ! Total flux subtracted in 200 components = 0.0542342 Jy ! Clean residual min=-0.003187 max=0.003343 Jy/beam ! Clean residual mean=0.000003 rms=0.000809 Jy/beam ! Combined flux in latest and established models = 0.0542341 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0542341 Jy ! Inverting map and beam ! Estimated beam: bmin=1.046 mas, bmaj=3.478 mas, bpa=-17.31 degrees ! Estimated noise=0.749238 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 = 0.0030646 Jy ! Component: 100 - total flux cleaned = 0.00518977 Jy ! Component: 150 - total flux cleaned = 0.0061962 Jy ! Component: 200 - total flux cleaned = 0.00701547 Jy ! Total flux subtracted in 200 components = 0.00701547 Jy ! Clean residual min=-0.001657 max=0.001433 Jy/beam ! Clean residual mean=0.000002 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.0612496 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 40 components and 0.0612496 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=2.302 mas, bmaj=5.014 mas, bpa=-1.519 degrees ! Estimated noise=0.838726 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000885716 Jy ! Component: 100 - total flux cleaned = 0.00131072 Jy ! Component: 150 - total flux cleaned = 0.00171959 Jy ! Component: 200 - total flux cleaned = 0.00207914 Jy ! Total flux subtracted in 200 components = 0.00207914 Jy ! Clean residual min=-0.001588 max=0.001172 Jy/beam ! Clean residual mean=0.000003 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.0633288 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 = 0.000259246 Jy ! Component: 100 - total flux cleaned = 0.00049757 Jy ! Component: 150 - total flux cleaned = 0.000661175 Jy ! Component: 200 - total flux cleaned = 0.000812251 Jy ! Total flux subtracted in 200 components = 0.000812251 Jy ! Clean residual min=-0.001423 max=0.001089 Jy/beam ! Clean residual mean=0.000002 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.064141 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 102 components and 0.064141 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.046 mas, bmaj=3.478 mas, bpa=-17.31 degrees ! Estimated noise=0.749238 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000364871 Jy ! Component: 100 - total flux cleaned = 0.000480102 Jy ! Component: 150 - total flux cleaned = 0.000584995 Jy ! Component: 200 - total flux cleaned = 0.000519319 Jy ! Total flux subtracted in 200 components = 0.000519319 Jy ! Clean residual min=-0.001309 max=0.001201 Jy/beam ! Clean residual mean=0.000002 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0646603 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 125 components and 0.0646603 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=0.064556Jy sigma=0.490068 ! Fit after self-cal, rms=0.064510Jy sigma=0.489982 wmodel J0508-1935_X_map.mod ! Writing 125 model components to file: J0508-1935_X_map.mod wobs J0508-1935_X_uvs.fits ! Writing UV FITS file: J0508-1935_X_uvs.fits wwins J0508-1935_X_map.win ! wwins: Wrote 6 windows to J0508-1935_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 = -0.00046812 Jy ! Component: 100 - total flux cleaned = -0.000550842 Jy ! Component: 150 - total flux cleaned = -0.000689271 Jy ! Component: 200 - total flux cleaned = -0.000708781 Jy ! Component: 250 - total flux cleaned = -0.000745634 Jy ! Component: 300 - total flux cleaned = -0.000692606 Jy ! Component: 350 - total flux cleaned = -0.000658383 Jy ! Component: 400 - total flux cleaned = -0.000607542 Jy ! Component: 450 - total flux cleaned = -0.000574368 Jy ! Component: 500 - total flux cleaned = -0.000574166 Jy ! Component: 550 - total flux cleaned = -0.000542121 Jy ! Component: 600 - total flux cleaned = -0.000526698 Jy ! Component: 650 - total flux cleaned = -0.000526798 Jy ! Component: 700 - total flux cleaned = -0.000511426 Jy ! Component: 750 - total flux cleaned = -0.000511155 Jy ! Component: 800 - total flux cleaned = -0.000496354 Jy ! Component: 850 - total flux cleaned = -0.000481689 Jy ! Component: 900 - total flux cleaned = -0.000452998 Jy ! Component: 950 - total flux cleaned = -0.000453001 Jy ! Component: 1000 - total flux cleaned = -0.000452853 Jy ! Component: 1050 - total flux cleaned = -0.000425301 Jy ! Component: 1100 - total flux cleaned = -0.000371129 Jy ! Component: 1150 - total flux cleaned = -0.000371293 Jy ! Component: 1200 - total flux cleaned = -0.000357973 Jy ! Component: 1250 - total flux cleaned = -0.000318705 Jy ! Component: 1300 - total flux cleaned = -0.000241141 Jy ! Component: 1350 - total flux cleaned = -0.000215646 Jy ! Component: 1400 - total flux cleaned = -0.000165344 Jy ! Component: 1450 - total flux cleaned = -9.0523e-05 Jy ! Component: 1500 - total flux cleaned = -6.58093e-05 Jy ! Component: 1550 - total flux cleaned = -1.70785e-05 Jy ! Component: 1600 - total flux cleaned = 3.12071e-05 Jy ! Component: 1650 - total flux cleaned = 7.91288e-05 Jy ! Component: 1700 - total flux cleaned = 0.000138337 Jy ! Component: 1750 - total flux cleaned = 0.000161639 Jy ! Component: 1800 - total flux cleaned = 0.000196541 Jy ! Component: 1850 - total flux cleaned = 0.000219581 Jy ! Component: 1900 - total flux cleaned = 0.000253884 Jy ! Component: 1950 - total flux cleaned = 0.000321865 Jy ! Component: 2000 - total flux cleaned = 0.000310603 Jy ! Component: 2050 - total flux cleaned = 0.000332877 Jy ! Component: 2100 - total flux cleaned = 0.000377184 Jy ! Component: 2150 - total flux cleaned = 0.000388187 Jy ! Component: 2200 - total flux cleaned = 0.00041004 Jy ! Component: 2250 - total flux cleaned = 0.000463985 Jy ! Component: 2300 - total flux cleaned = 0.000506568 Jy ! Component: 2350 - total flux cleaned = 0.000495984 Jy ! Component: 2400 - total flux cleaned = 0.000517046 Jy ! Component: 2450 - total flux cleaned = 0.000569067 Jy ! Component: 2500 - total flux cleaned = 0.000569183 Jy ! Component: 2550 - total flux cleaned = 0.000579477 Jy ! Component: 2600 - total flux cleaned = 0.000610067 Jy ! Component: 2650 - total flux cleaned = 0.000620224 Jy ! Component: 2700 - total flux cleaned = 0.000660533 Jy ! Component: 2750 - total flux cleaned = 0.00067045 Jy ! Component: 2800 - total flux cleaned = 0.000700218 Jy ! Component: 2850 - total flux cleaned = 0.000700216 Jy ! Component: 2900 - total flux cleaned = 0.00077835 Jy ! Component: 2950 - total flux cleaned = 0.000797708 Jy ! Component: 3000 - total flux cleaned = 0.000788117 Jy ! Component: 3050 - total flux cleaned = 0.000826395 Jy ! Component: 3100 - total flux cleaned = 0.000816908 Jy ! Component: 3150 - total flux cleaned = 0.000873665 Jy ! Component: 3200 - total flux cleaned = 0.000883069 Jy ! Component: 3250 - total flux cleaned = 0.000911133 Jy ! Component: 3300 - total flux cleaned = 0.000901791 Jy ! Component: 3350 - total flux cleaned = 0.00094797 Jy ! Component: 3400 - total flux cleaned = 0.000957132 Jy ! Component: 3450 - total flux cleaned = 0.000966259 Jy ! Component: 3500 - total flux cleaned = 0.00101155 Jy ! Component: 3550 - total flux cleaned = 0.00101144 Jy ! Component: 3600 - total flux cleaned = 0.000984412 Jy ! Component: 3650 - total flux cleaned = 0.00102909 Jy ! Component: 3700 - total flux cleaned = 0.0010202 Jy ! Component: 3750 - total flux cleaned = 0.00102906 Jy ! Component: 3800 - total flux cleaned = 0.00105535 Jy ! Component: 3850 - total flux cleaned = 0.00109032 Jy ! Component: 3900 - total flux cleaned = 0.0010642 Jy ! Component: 3950 - total flux cleaned = 0.00112471 Jy ! Component: 4000 - total flux cleaned = 0.00110752 Jy ! Component: 4050 - total flux cleaned = 0.00113324 Jy ! Total flux subtracted in 4096 components = 0.00117584 Jy ! Clean residual min=-0.000529 max=0.000512 Jy/beam ! Clean residual mean=0.000001 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.0658361 Jy keep ! Adding 248 model components to the UV plane model. ! The established model now contains 373 components and 0.065836 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0508-1935_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.046 x 3.478 at -17.31 degrees (North through East) ! Clean map min=-0.001067 max=0.048178 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0508-1935_X_map.fits wmodel /image_prod/ug002_uva//J0508-1935_X_map.mod ! Writing 373 model components to file: /image_prod/ug002_uva//J0508-1935_X_map.mod wobs /image_prod/ug002_uva//J0508-1935_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0508-1935_X_uvs.fits wwins /image_prod/ug002_uva//J0508-1935_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J0508-1935_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0481778 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000146014 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.909218 0.909218 1.81844 3.63687 7.27374 14.5475 29.095 58.19 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.048 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 329.953 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0508-1935_X_dfm.log closed on Wed Mar 4 20:42:02 2020