! Started logfile: /image_prod/ug002_uva//J0957+5522_X_dfm.log on Wed Mar 4 23:16:02 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//J0957+5522_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0957+5522_X_uva.fits ! AN table 1: 120 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.939815 visibilities/baseline/integration-bin. ! Found source: J0957+5522 ! ! 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 48720 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 J0957+5522_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005916Jy sigma=9.260082 ! Fit after self-cal, rms=0.947734Jy sigma=8.679200 ! 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=0.7745 mas, bmaj=0.9434 mas, bpa=18.48 degrees ! Estimated noise=0.866332 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 = 0.0299535 Jy ! Component: 100 - total flux cleaned = 0.0468498 Jy ! Total flux subtracted in 100 components = 0.0468498 Jy ! Clean residual min=-0.005545 max=0.011632 Jy/beam ! Clean residual mean=0.000115 rms=0.001682 Jy/beam ! Combined flux in latest and established models = 0.0468498 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 25 components and 0.0468498 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=0.091308Jy sigma=0.814350 ! Fit after self-cal, rms=0.090511Jy sigma=0.807713 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0143455 Jy ! Component: 100 - total flux cleaned = 0.0251614 Jy ! Total flux subtracted in 100 components = 0.0251614 Jy ! Clean residual min=-0.004767 max=0.009978 Jy/beam ! Clean residual mean=0.000107 rms=0.001475 Jy/beam ! Combined flux in latest and established models = 0.0720112 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 31 components and 0.0720112 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=0.083964Jy sigma=0.739010 ! Fit after self-cal, rms=0.083851Jy sigma=0.738391 ! Inverting map ! Added new window around map position (-0.6, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107989 Jy ! Component: 100 - total flux cleaned = 0.0191607 Jy ! Total flux subtracted in 100 components = 0.0191607 Jy ! Clean residual min=-0.004713 max=0.008466 Jy/beam ! Clean residual mean=0.000102 rms=0.001338 Jy/beam ! Combined flux in latest and established models = 0.0911719 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 50 components and 0.091172 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=0.079882Jy sigma=0.698165 ! Fit after self-cal, rms=0.079597Jy sigma=0.695939 ! 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=1.037 mas, bmaj=1.246 mas, bpa=17.06 degrees ! Estimated noise=0.353394 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 = 0.0202253 Jy ! Component: 100 - total flux cleaned = 0.0340373 Jy ! Component: 150 - total flux cleaned = 0.0436226 Jy ! Component: 200 - total flux cleaned = 0.0502866 Jy ! Total flux subtracted in 200 components = 0.0502866 Jy ! Clean residual min=-0.009802 max=0.014277 Jy/beam ! Clean residual mean=0.000175 rms=0.002935 Jy/beam ! Combined flux in latest and established models = 0.141459 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 61 components and 0.141459 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=0.072987Jy sigma=0.635598 ! Fit after self-cal, rms=0.072373Jy sigma=0.630595 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.037 x 1.246 at 17.06 degrees (North through East) ! Clean map min=-0.0091951 max=0.041886 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.89 FD 1.13 HN 1.56 KP 1.13 ! LA 0.77 MK 1.32 OV 1.38 PT 0.64 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.77 FD 1.14 HN 1.64 KP 1.11 ! LA 0.78 MK 1.22 OV 1.37 PT 0.63 ! SC 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.88 FD 1.12 HN 1.50 KP 1.11 ! LA 0.77 MK 1.17 OV 1.35 PT 0.64 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.82 FD 1.14 HN 1.43 KP 1.09 ! LA 0.79 MK 1.27 OV 1.34 PT 0.64 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.76 FD 1.14 HN 1.43 KP 1.11 ! LA 0.82 MK 1.21 OV 1.34 PT 0.64 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.78 FD 1.14 HN 1.36 KP 1.08 ! LA 0.79 MK 1.15 OV 1.35 PT 0.65 ! SC 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.69 FD 1.14 HN 1.23 KP 1.05 ! LA 0.84 MK 1.19 OV 1.28 PT 0.65 ! SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.51 FD 1.13 HN 1.22 KP 1.07 ! LA 0.84 MK 1.13 OV 1.30 PT 0.65 ! SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.58 FD 1.13 HN 1.23 KP 1.05 ! LA 0.83 MK 1.09 OV 1.31 PT 0.66 ! SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.60 FD 1.19 HN 1.12 KP 1.08 ! LA 0.82 MK 1.12 OV 1.33 PT 0.64 ! SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.59 FD 1.16 HN 1.13 KP 1.09 ! LA 0.81 MK 0.97 OV 1.36 PT 0.66 ! SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.53 FD 1.17 HN 1.08 KP 1.05 ! LA 0.84 MK 1.02 OV 1.26 PT 0.64 ! SC 0.86 ! ! ! Fit before self-cal, rms=0.072373Jy sigma=0.630595 ! Fit after self-cal, rms=0.076513Jy sigma=0.578199 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.053 mas, bmaj=1.303 mas, bpa=20.27 degrees ! Estimated noise=0.394634 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 = 0.00135825 Jy ! Component: 100 - total flux cleaned = 0.00169003 Jy ! Component: 150 - total flux cleaned = 0.00176909 Jy ! Component: 200 - total flux cleaned = 0.00179308 Jy ! Total flux subtracted in 200 components = 0.00179308 Jy ! Clean residual min=-0.008945 max=0.013145 Jy/beam ! Clean residual mean=0.000158 rms=0.002654 Jy/beam ! Combined flux in latest and established models = 0.143252 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 67 components and 0.143252 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=0.076457Jy sigma=0.578178 ! Fit after self-cal, rms=0.077388Jy sigma=0.573380 ! 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=0.077388Jy sigma=0.573380 ! Fit after self-cal, rms=0.084486Jy sigma=0.531605 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.028 mas, bmaj=1.297 mas, bpa=23.39 degrees ! Estimated noise=0.38975 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000998905 Jy ! Component: 100 - total flux cleaned = 0.00129046 Jy ! Component: 150 - total flux cleaned = 0.00146123 Jy ! Component: 200 - total flux cleaned = 0.0016126 Jy ! Total flux subtracted in 200 components = 0.0016126 Jy ! Clean residual min=-0.005977 max=0.008130 Jy/beam ! Clean residual mean=-0.000044 rms=0.002027 Jy/beam ! Combined flux in latest and established models = 0.144864 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 68 components and 0.144864 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=0.084422Jy sigma=0.531557 ! Fit after self-cal, rms=0.084730Jy sigma=0.530788 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 = -0.000234688 Jy ! Component: 100 - total flux cleaned = -0.000106231 Jy ! Component: 150 - total flux cleaned = -2.67514e-05 Jy ! Component: 200 - total flux cleaned = 3.8806e-05 Jy ! Total flux subtracted in 200 components = 3.8806e-05 Jy ! Clean residual min=-0.006026 max=0.008053 Jy/beam ! Clean residual mean=-0.000044 rms=0.002022 Jy/beam ! Combined flux in latest and established models = 0.144903 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 70 components and 0.144903 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=0.084701Jy sigma=0.530737 ! Fit after self-cal, rms=0.084719Jy sigma=0.530661 ! 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=0.084719Jy sigma=0.530661 ! Fit after self-cal, rms=0.085276Jy sigma=0.530509 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=1.298 mas, bpa=23.75 degrees ! Estimated noise=0.390107 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108193 Jy ! Component: 100 - total flux cleaned = 0.00132187 Jy ! Component: 150 - total flux cleaned = 0.00150471 Jy ! Component: 200 - total flux cleaned = 0.00164412 Jy ! Total flux subtracted in 200 components = 0.00164412 Jy ! Clean residual min=-0.005998 max=0.008079 Jy/beam ! Clean residual mean=-0.000046 rms=0.002021 Jy/beam ! Combined flux in latest and established models = 0.146547 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 70 components and 0.146547 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=0.085217Jy sigma=0.530519 ! Fit after self-cal, rms=0.085237Jy sigma=0.530434 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 = -0.000169395 Jy ! Component: 100 - total flux cleaned = -5.2886e-05 Jy ! Component: 150 - total flux cleaned = 3.87648e-05 Jy ! Component: 200 - total flux cleaned = 9.88847e-05 Jy ! Total flux subtracted in 200 components = 9.88847e-05 Jy ! Clean residual min=-0.005990 max=0.008109 Jy/beam ! Clean residual mean=-0.000046 rms=0.002021 Jy/beam ! Combined flux in latest and established models = 0.146646 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 73 components and 0.146646 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=0.085213Jy sigma=0.530408 ! Fit after self-cal, rms=0.085216Jy sigma=0.530363 ! 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=0.085216Jy sigma=0.530363 ! Fit after self-cal, rms=0.085341Jy sigma=0.530245 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.541 mas, bmaj=3.031 mas, bpa=58.13 degrees ! Estimated noise=0.472439 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00191595 Jy ! Component: 100 - total flux cleaned = 0.00199804 Jy ! Component: 150 - total flux cleaned = 0.00203068 Jy ! Component: 200 - total flux cleaned = 0.00200085 Jy ! Total flux subtracted in 200 components = 0.00200085 Jy ! Clean residual min=-0.012031 max=0.015952 Jy/beam ! Clean residual mean=-0.000103 rms=0.004182 Jy/beam ! Combined flux in latest and established models = 0.148647 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 75 components and 0.148647 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=0.085281Jy sigma=0.530671 ! Fit after self-cal, rms=0.085326Jy sigma=0.530505 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 = 5.05767e-05 Jy ! Component: 100 - total flux cleaned = -1.7129e-05 Jy ! Component: 150 - total flux cleaned = -4.59483e-05 Jy ! Component: 200 - total flux cleaned = -7.40924e-05 Jy ! Total flux subtracted in 200 components = -7.40924e-05 Jy ! Clean residual min=-0.012039 max=0.015969 Jy/beam ! Clean residual mean=-0.000102 rms=0.004181 Jy/beam ! Combined flux in latest and established models = 0.148573 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 75 components and 0.148573 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=0.085312Jy sigma=0.530746 ! Fit after self-cal, rms=0.085343Jy sigma=0.530661 ! 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=1.026 mas, bmaj=1.303 mas, bpa=24.26 degrees ! Estimated noise=0.391855 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.026 x 1.303 at 24.26 degrees (North through East) ! Clean map min=-0.0059056 max=0.041675 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=0.7573 mas, bmaj=0.9728 mas, bpa=24.77 degrees ! Estimated noise=0.986359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0346814 Jy ! Component: 100 - total flux cleaned = 0.0569082 Jy ! Component: 150 - total flux cleaned = 0.0739907 Jy ! Component: 200 - total flux cleaned = 0.0875297 Jy ! Total flux subtracted in 200 components = 0.0875297 Jy ! Clean residual min=-0.005077 max=0.008541 Jy/beam ! Clean residual mean=0.000050 rms=0.001388 Jy/beam ! Combined flux in latest and established models = 0.0875297 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.0875297 Jy ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=1.303 mas, bpa=24.26 degrees ! Estimated noise=0.391855 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 = 0.0222657 Jy ! Component: 100 - total flux cleaned = 0.0359602 Jy ! Component: 150 - total flux cleaned = 0.0446413 Jy ! Component: 200 - total flux cleaned = 0.0501867 Jy ! Total flux subtracted in 200 components = 0.0501867 Jy ! Clean residual min=-0.006399 max=0.007915 Jy/beam ! Clean residual mean=-0.000025 rms=0.002058 Jy/beam ! Combined flux in latest and established models = 0.137716 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 54 components and 0.137716 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=2.541 mas, bmaj=3.031 mas, bpa=58.13 degrees ! Estimated noise=0.472439 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0063402 Jy ! Component: 100 - total flux cleaned = 0.00885182 Jy ! Component: 150 - total flux cleaned = 0.00988018 Jy ! Component: 200 - total flux cleaned = 0.0100192 Jy ! Total flux subtracted in 200 components = 0.0100192 Jy ! Clean residual min=-0.012125 max=0.015943 Jy/beam ! Clean residual mean=-0.000099 rms=0.004181 Jy/beam ! Combined flux in latest and established models = 0.147736 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 = 4.07135e-05 Jy ! Component: 100 - total flux cleaned = 9.88416e-05 Jy ! Component: 150 - total flux cleaned = 0.000153761 Jy ! Component: 200 - total flux cleaned = 0.000188592 Jy ! Total flux subtracted in 200 components = 0.000188592 Jy ! Clean residual min=-0.012105 max=0.015960 Jy/beam ! Clean residual mean=-0.000100 rms=0.004181 Jy/beam ! Combined flux in latest and established models = 0.147924 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 54 components and 0.147924 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=1.303 mas, bpa=24.26 degrees ! Estimated noise=0.391855 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000490628 Jy ! Component: 100 - total flux cleaned = -0.000603067 Jy ! Component: 150 - total flux cleaned = -0.000645204 Jy ! Component: 200 - total flux cleaned = -0.000719381 Jy ! Total flux subtracted in 200 components = -0.000719381 Jy ! Clean residual min=-0.006038 max=0.008169 Jy/beam ! Clean residual mean=-0.000044 rms=0.002031 Jy/beam ! Combined flux in latest and established models = 0.147205 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 57 components and 0.147205 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=0.085337Jy sigma=0.530979 ! Fit after self-cal, rms=0.085322Jy sigma=0.530630 wmodel J0957+5522_X_map.mod ! Writing 57 model components to file: J0957+5522_X_map.mod wobs J0957+5522_X_uvs.fits ! Writing UV FITS file: J0957+5522_X_uvs.fits wwins J0957+5522_X_map.win ! wwins: Wrote 2 windows to J0957+5522_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 = 0.00357456 Jy ! Component: 100 - total flux cleaned = 0.00665684 Jy ! Component: 150 - total flux cleaned = 0.00871861 Jy ! Component: 200 - total flux cleaned = 0.0101282 Jy ! Component: 250 - total flux cleaned = 0.0115806 Jy ! Component: 300 - total flux cleaned = 0.0127835 Jy ! Component: 350 - total flux cleaned = 0.0137591 Jy ! Component: 400 - total flux cleaned = 0.0148047 Jy ! Component: 450 - total flux cleaned = 0.0158247 Jy ! Component: 500 - total flux cleaned = 0.0166406 Jy ! Component: 550 - total flux cleaned = 0.0174394 Jy ! Component: 600 - total flux cleaned = 0.0179609 Jy ! Component: 650 - total flux cleaned = 0.0183882 Jy ! Component: 700 - total flux cleaned = 0.0188064 Jy ! Component: 750 - total flux cleaned = 0.0190542 Jy ! Component: 800 - total flux cleaned = 0.0194597 Jy ! Component: 850 - total flux cleaned = 0.0200154 Jy ! Component: 900 - total flux cleaned = 0.0204846 Jy ! Component: 950 - total flux cleaned = 0.020714 Jy ! Component: 1000 - total flux cleaned = 0.0210934 Jy ! Component: 1050 - total flux cleaned = 0.0211691 Jy ! Component: 1100 - total flux cleaned = 0.0215391 Jy ! Component: 1150 - total flux cleaned = 0.0217576 Jy ! Component: 1200 - total flux cleaned = 0.0220441 Jy ! Component: 1250 - total flux cleaned = 0.0222567 Jy ! Component: 1300 - total flux cleaned = 0.0223974 Jy ! Component: 1350 - total flux cleaned = 0.0228102 Jy ! Component: 1400 - total flux cleaned = 0.0230135 Jy ! Component: 1450 - total flux cleaned = 0.0234138 Jy ! Component: 1500 - total flux cleaned = 0.0233473 Jy ! Component: 1550 - total flux cleaned = 0.0236733 Jy ! Component: 1600 - total flux cleaned = 0.0239304 Jy ! Component: 1650 - total flux cleaned = 0.024121 Jy ! Component: 1700 - total flux cleaned = 0.024559 Jy ! Component: 1750 - total flux cleaned = 0.0247447 Jy ! Component: 1800 - total flux cleaned = 0.0250488 Jy ! Component: 1850 - total flux cleaned = 0.0252289 Jy ! Component: 1900 - total flux cleaned = 0.0252884 Jy ! Component: 1950 - total flux cleaned = 0.0254663 Jy ! Component: 2000 - total flux cleaned = 0.0257574 Jy ! Component: 2050 - total flux cleaned = 0.0259294 Jy ! Component: 2100 - total flux cleaned = 0.0262138 Jy ! Component: 2150 - total flux cleaned = 0.0263254 Jy ! Component: 2200 - total flux cleaned = 0.0265472 Jy ! Component: 2250 - total flux cleaned = 0.0264922 Jy ! Component: 2300 - total flux cleaned = 0.0269266 Jy ! Component: 2350 - total flux cleaned = 0.0272487 Jy ! Component: 2400 - total flux cleaned = 0.0272478 Jy ! Component: 2450 - total flux cleaned = 0.0274059 Jy ! Component: 2500 - total flux cleaned = 0.0274584 Jy ! Component: 2550 - total flux cleaned = 0.0277163 Jy ! Component: 2600 - total flux cleaned = 0.0278179 Jy ! Component: 2650 - total flux cleaned = 0.0280694 Jy ! Component: 2700 - total flux cleaned = 0.0281188 Jy ! Component: 2750 - total flux cleaned = 0.0282177 Jy ! Component: 2800 - total flux cleaned = 0.028364 Jy ! Component: 2850 - total flux cleaned = 0.0284605 Jy ! Component: 2900 - total flux cleaned = 0.0285558 Jy ! Component: 2950 - total flux cleaned = 0.0285563 Jy ! Component: 3000 - total flux cleaned = 0.0285571 Jy ! Component: 3050 - total flux cleaned = 0.0288357 Jy ! Component: 3100 - total flux cleaned = 0.0288358 Jy ! Component: 3150 - total flux cleaned = 0.028927 Jy ! Component: 3200 - total flux cleaned = 0.0289263 Jy ! Component: 3250 - total flux cleaned = 0.0288815 Jy ! Component: 3300 - total flux cleaned = 0.0290583 Jy ! Component: 3350 - total flux cleaned = 0.0289266 Jy ! Component: 3400 - total flux cleaned = 0.0289701 Jy ! Component: 3450 - total flux cleaned = 0.0289276 Jy ! Component: 3500 - total flux cleaned = 0.0290135 Jy ! Component: 3550 - total flux cleaned = 0.0290984 Jy ! Component: 3600 - total flux cleaned = 0.0291402 Jy ! Component: 3650 - total flux cleaned = 0.0293056 Jy ! Component: 3700 - total flux cleaned = 0.0293464 Jy ! Component: 3750 - total flux cleaned = 0.029265 Jy ! Component: 3800 - total flux cleaned = 0.0293462 Jy ! Component: 3850 - total flux cleaned = 0.0293866 Jy ! Component: 3900 - total flux cleaned = 0.0294658 Jy ! Component: 3950 - total flux cleaned = 0.0296622 Jy ! Component: 4000 - total flux cleaned = 0.029545 Jy ! Component: 4050 - total flux cleaned = 0.0295451 Jy ! Total flux subtracted in 4096 components = 0.0296218 Jy ! Clean residual min=-0.002157 max=0.002330 Jy/beam ! Clean residual mean=-0.000045 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.176827 Jy keep ! Adding 798 model components to the UV plane model. ! The established model now contains 855 components and 0.176827 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0957+5522_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.026 x 1.303 at 24.26 degrees (North through East) ! Clean map min=-0.0037862 max=0.041905 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0957+5522_X_map.fits wmodel /image_prod/ug002_uva//J0957+5522_X_map.mod ! Writing 855 model components to file: /image_prod/ug002_uva//J0957+5522_X_map.mod wobs /image_prod/ug002_uva//J0957+5522_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0957+5522_X_uvs.fits wwins /image_prod/ug002_uva//J0957+5522_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0957+5522_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0419049 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000838546 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -6.00321 6.00321 12.0064 24.0128 48.0257 96.0513 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.041 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 49.973 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0957+5522_X_dfm.log closed on Wed Mar 4 23:16:08 2020