! Started logfile: /image_prod/ug002_uva//J0551+0829_X_dfm.log on Wed Mar 4 21:00:40 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//J0551+0829_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0551+0829_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.84 visibilities/baseline/integration-bin. ! Found source: J0551+0829 ! ! 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 27216 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 J0551+0829_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 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010053Jy sigma=9.421405 ! Fit after self-cal, rms=0.849086Jy sigma=7.910991 ! 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=0.8424 mas, bmaj=3.173 mas, bpa=-15.39 degrees ! Estimated noise=0.788537 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 = 0.114353 Jy ! Component: 100 - total flux cleaned = 0.141018 Jy ! Total flux subtracted in 100 components = 0.141018 Jy ! Clean residual min=-0.005431 max=0.010398 Jy/beam ! Clean residual mean=-0.000007 rms=0.001195 Jy/beam ! Combined flux in latest and established models = 0.141018 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.141018 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=0.060545Jy sigma=0.536397 ! Fit after self-cal, rms=0.060542Jy sigma=0.536331 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111874 Jy ! Component: 100 - total flux cleaned = 0.0151106 Jy ! Total flux subtracted in 100 components = 0.0151106 Jy ! Clean residual min=-0.004357 max=0.004399 Jy/beam ! Clean residual mean=-0.000002 rms=0.000860 Jy/beam ! Combined flux in latest and established models = 0.156129 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 11 components and 0.156129 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=0.057787Jy sigma=0.509261 ! Fit after self-cal, rms=0.057785Jy sigma=0.509139 ! 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=1.079 mas, bmaj=3.298 mas, bpa=-14.78 degrees ! Estimated noise=0.466022 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.4, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00709058 Jy ! Component: 100 - total flux cleaned = 0.0109842 Jy ! Component: 150 - total flux cleaned = 0.0135526 Jy ! Component: 200 - total flux cleaned = 0.0153725 Jy ! Total flux subtracted in 200 components = 0.0153725 Jy ! Clean residual min=-0.003891 max=0.004485 Jy/beam ! Clean residual mean=0.000000 rms=0.000845 Jy/beam ! Combined flux in latest and established models = 0.171501 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 52 components and 0.171501 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=0.056748Jy sigma=0.498719 ! Fit after self-cal, rms=0.056709Jy sigma=0.498323 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.079 x 3.298 at -14.78 degrees (North through East) ! Clean map min=-0.0035934 max=0.15079 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.00 KP 1.06 ! LA 1.00 MK 1.04 NL 1.08 OV 0.92 ! PT 0.89 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.04 KP 1.05 ! LA 1.01 MK 1.03 NL 1.05 OV 0.93 ! PT 0.89 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.02 KP 1.07 ! LA 1.00 MK 1.00 NL 1.07 OV 0.92 ! PT 0.89 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.01 KP 1.06 ! LA 1.00 MK 1.01 NL 1.07 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.01 KP 1.08 ! LA 1.00 MK 1.01 NL 1.08 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.99 KP 1.05 ! LA 1.00 MK 1.03 NL 1.07 OV 0.91 ! PT 0.92 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.02 KP 1.07 ! LA 1.00 MK 1.03 NL 1.08 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.99 KP 1.07 ! LA 0.99 MK 1.03 NL 1.06 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.01 KP 1.06 ! LA 0.99 MK 0.98 NL 1.07 OV 0.91 ! PT 0.89 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.01 KP 1.05 ! LA 0.99 MK 1.00 NL 1.06 OV 0.90 ! PT 0.91 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.00 KP 1.05 ! LA 0.99 MK 1.04 NL 1.08 OV 0.90 ! PT 0.91 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.03 KP 1.07 ! LA 0.95 MK 1.04 NL 1.09 OV 0.92 ! PT 0.89 ! ! ! Fit before self-cal, rms=0.056709Jy sigma=0.498323 ! Fit after self-cal, rms=0.054813Jy sigma=0.485788 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.089 mas, bmaj=3.287 mas, bpa=-14.6 degrees ! Estimated noise=0.463367 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 = -0.000654657 Jy ! Component: 100 - total flux cleaned = -0.000440085 Jy ! Component: 150 - total flux cleaned = -0.000308381 Jy ! Component: 200 - total flux cleaned = -0.000229877 Jy ! Total flux subtracted in 200 components = -0.000229877 Jy ! Clean residual min=-0.001423 max=0.001362 Jy/beam ! Clean residual mean=-0.000000 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.171271 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 68 components and 0.171271 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=0.054755Jy sigma=0.485252 ! Fit after self-cal, rms=0.054774Jy sigma=0.485131 ! 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=0.054774Jy sigma=0.485131 ! Fit after self-cal, rms=0.054672Jy sigma=0.483803 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.088 mas, bmaj=3.287 mas, bpa=-14.57 degrees ! Estimated noise=0.462931 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000716384 Jy ! Component: 100 - total flux cleaned = -0.000621427 Jy ! Component: 150 - total flux cleaned = -0.00046429 Jy ! Component: 200 - total flux cleaned = -0.000378412 Jy ! Total flux subtracted in 200 components = -0.000378412 Jy ! Clean residual min=-0.001124 max=0.000943 Jy/beam ! Clean residual mean=0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.170893 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 88 components and 0.170893 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=0.054648Jy sigma=0.483588 ! Fit after self-cal, rms=0.054651Jy sigma=0.483568 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 = -3.72996e-05 Jy ! Component: 100 - total flux cleaned = 4.08395e-05 Jy ! Component: 150 - total flux cleaned = 0.000125426 Jy ! Component: 200 - total flux cleaned = 0.000215053 Jy ! Total flux subtracted in 200 components = 0.000215053 Jy ! Clean residual min=-0.001112 max=0.000944 Jy/beam ! Clean residual mean=0.000000 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.171108 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 101 components and 0.171108 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=0.054643Jy sigma=0.483505 ! Fit after self-cal, rms=0.054642Jy sigma=0.483502 ! 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=0.054642Jy sigma=0.483502 ! Fit after self-cal, rms=0.054655Jy sigma=0.483315 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.088 mas, bmaj=3.284 mas, bpa=-14.56 degrees ! Estimated noise=0.462594 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000617633 Jy ! Component: 100 - total flux cleaned = -0.000560543 Jy ! Component: 150 - total flux cleaned = -0.00048384 Jy ! Component: 200 - total flux cleaned = -0.00043795 Jy ! Total flux subtracted in 200 components = -0.00043795 Jy ! Clean residual min=-0.001037 max=0.000905 Jy/beam ! Clean residual mean=-0.000000 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.17067 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 108 components and 0.17067 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=0.054644Jy sigma=0.483215 ! Fit after self-cal, rms=0.054646Jy sigma=0.483208 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 = -4.06296e-05 Jy ! Component: 100 - total flux cleaned = 1.18102e-05 Jy ! Component: 150 - total flux cleaned = 6.07477e-05 Jy ! Component: 200 - total flux cleaned = 0.00010664 Jy ! Total flux subtracted in 200 components = 0.00010664 Jy ! Clean residual min=-0.001023 max=0.000900 Jy/beam ! Clean residual mean=-0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.170777 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 118 components and 0.170777 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=0.054642Jy sigma=0.483180 ! Fit after self-cal, rms=0.054642Jy sigma=0.483178 ! 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=0.054642Jy sigma=0.483178 ! Fit after self-cal, rms=0.054656Jy sigma=0.483145 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.126 mas, bmaj=3.362 mas, bpa=-10.39 degrees ! Estimated noise=0.530519 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000261119 Jy ! Component: 100 - total flux cleaned = -0.000238747 Jy ! Component: 150 - total flux cleaned = -0.000207383 Jy ! Component: 200 - total flux cleaned = -0.000173759 Jy ! Total flux subtracted in 200 components = -0.000173759 Jy ! Clean residual min=-0.001050 max=0.001007 Jy/beam ! Clean residual mean=0.000000 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.170603 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 129 components and 0.170603 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=0.054653Jy sigma=0.483106 ! Fit after self-cal, rms=0.054653Jy sigma=0.483101 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 = 2.10856e-05 Jy ! Component: 100 - total flux cleaned = 7.64696e-06 Jy ! Component: 150 - total flux cleaned = 1.3551e-05 Jy ! Component: 200 - total flux cleaned = 1.33675e-05 Jy ! Total flux subtracted in 200 components = 1.33675e-05 Jy ! Clean residual min=-0.001039 max=0.001001 Jy/beam ! Clean residual mean=-0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.170616 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 140 components and 0.170616 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=0.054653Jy sigma=0.483101 ! Fit after self-cal, rms=0.054653Jy sigma=0.483098 ! 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=1.088 mas, bmaj=3.282 mas, bpa=-14.55 degrees ! Estimated noise=0.462396 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.088 x 3.282 at -14.55 degrees (North through East) ! Clean map min=-0.00088716 max=0.14976 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=0.8483 mas, bmaj=3.153 mas, bpa=-15.25 degrees ! Estimated noise=0.789085 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.11434 Jy ! Component: 100 - total flux cleaned = 0.140656 Jy ! Component: 150 - total flux cleaned = 0.151229 Jy ! Component: 200 - total flux cleaned = 0.156522 Jy ! Total flux subtracted in 200 components = 0.156522 Jy ! Clean residual min=-0.002629 max=0.002664 Jy/beam ! Clean residual mean=-0.000002 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.156522 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.156522 Jy ! Inverting map and beam ! Estimated beam: bmin=1.088 mas, bmaj=3.282 mas, bpa=-14.55 degrees ! Estimated noise=0.462396 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 = 0.00451142 Jy ! Component: 100 - total flux cleaned = 0.00720005 Jy ! Component: 150 - total flux cleaned = 0.00902172 Jy ! Component: 200 - total flux cleaned = 0.0103603 Jy ! Total flux subtracted in 200 components = 0.0103603 Jy ! Clean residual min=-0.001138 max=0.001051 Jy/beam ! Clean residual mean=-0.000001 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.166883 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 46 components and 0.166883 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=2.126 mas, bmaj=3.362 mas, bpa=-10.39 degrees ! Estimated noise=0.530519 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143985 Jy ! Component: 100 - total flux cleaned = 0.00235446 Jy ! Component: 150 - total flux cleaned = 0.00278269 Jy ! Component: 200 - total flux cleaned = 0.00300273 Jy ! Total flux subtracted in 200 components = 0.00300273 Jy ! Clean residual min=-0.000984 max=0.001016 Jy/beam ! Clean residual mean=-0.000000 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.169885 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 = 7.12809e-05 Jy ! Component: 100 - total flux cleaned = 0.000155566 Jy ! Component: 150 - total flux cleaned = 0.000228143 Jy ! Component: 200 - total flux cleaned = 0.00028285 Jy ! Total flux subtracted in 200 components = 0.00028285 Jy ! Clean residual min=-0.001008 max=0.001006 Jy/beam ! Clean residual mean=-0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.170168 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 109 components and 0.170168 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.088 mas, bmaj=3.282 mas, bpa=-14.55 degrees ! Estimated noise=0.462396 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.69543e-06 Jy ! Component: 100 - total flux cleaned = 0.000102805 Jy ! Component: 150 - total flux cleaned = 0.000131824 Jy ! Component: 200 - total flux cleaned = 0.000170432 Jy ! Total flux subtracted in 200 components = 0.000170432 Jy ! Clean residual min=-0.001092 max=0.000908 Jy/beam ! Clean residual mean=-0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.170339 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 121 components and 0.170339 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=0.054660Jy sigma=0.483161 ! Fit after self-cal, rms=0.054659Jy sigma=0.483154 wmodel J0551+0829_X_map.mod ! Writing 121 model components to file: J0551+0829_X_map.mod wobs J0551+0829_X_uvs.fits ! Writing UV FITS file: J0551+0829_X_uvs.fits wwins J0551+0829_X_map.win ! wwins: Wrote 2 windows to J0551+0829_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 = -0.000228659 Jy ! Component: 100 - total flux cleaned = -0.000133907 Jy ! Component: 150 - total flux cleaned = -2.80399e-05 Jy ! Component: 200 - total flux cleaned = 0.000103827 Jy ! Component: 250 - total flux cleaned = 0.000132789 Jy ! Component: 300 - total flux cleaned = 0.00013311 Jy ! Component: 350 - total flux cleaned = 0.00014703 Jy ! Component: 400 - total flux cleaned = 0.000133751 Jy ! Component: 450 - total flux cleaned = 0.000172949 Jy ! Component: 500 - total flux cleaned = 0.00013414 Jy ! Component: 550 - total flux cleaned = 9.63694e-05 Jy ! Component: 600 - total flux cleaned = 0.00010903 Jy ! Component: 650 - total flux cleaned = 0.000108922 Jy ! Component: 700 - total flux cleaned = 4.85448e-05 Jy ! Component: 750 - total flux cleaned = 7.24929e-05 Jy ! Component: 800 - total flux cleaned = 6.04285e-05 Jy ! Component: 850 - total flux cleaned = 2.57291e-05 Jy ! Component: 900 - total flux cleaned = 2.85396e-06 Jy ! Component: 950 - total flux cleaned = -8.4214e-06 Jy ! Component: 1000 - total flux cleaned = -3.06494e-05 Jy ! Component: 1050 - total flux cleaned = -3.0766e-05 Jy ! Component: 1100 - total flux cleaned = -3.0855e-05 Jy ! Component: 1150 - total flux cleaned = -6.31564e-05 Jy ! Component: 1200 - total flux cleaned = -9.4859e-05 Jy ! Component: 1250 - total flux cleaned = -0.000115583 Jy ! Component: 1300 - total flux cleaned = -9.47857e-05 Jy ! Component: 1350 - total flux cleaned = -0.000135596 Jy ! Component: 1400 - total flux cleaned = -0.000176003 Jy ! Component: 1450 - total flux cleaned = -0.000186092 Jy ! Component: 1500 - total flux cleaned = -0.000235815 Jy ! Component: 1550 - total flux cleaned = -0.000255315 Jy ! Component: 1600 - total flux cleaned = -0.000265026 Jy ! Component: 1650 - total flux cleaned = -0.000284219 Jy ! Component: 1700 - total flux cleaned = -0.000284222 Jy ! Component: 1750 - total flux cleaned = -0.000293649 Jy ! Component: 1800 - total flux cleaned = -0.0003405 Jy ! Component: 1850 - total flux cleaned = -0.000331289 Jy ! Component: 1900 - total flux cleaned = -0.000331113 Jy ! Component: 1950 - total flux cleaned = -0.00034021 Jy ! Component: 2000 - total flux cleaned = -0.000403476 Jy ! Component: 2050 - total flux cleaned = -0.000385541 Jy ! Component: 2100 - total flux cleaned = -0.000394373 Jy ! Component: 2150 - total flux cleaned = -0.000438462 Jy ! Component: 2200 - total flux cleaned = -0.000464606 Jy ! Component: 2250 - total flux cleaned = -0.000516546 Jy ! Component: 2300 - total flux cleaned = -0.000507932 Jy ! Component: 2350 - total flux cleaned = -0.000559083 Jy ! Component: 2400 - total flux cleaned = -0.000575945 Jy ! Component: 2450 - total flux cleaned = -0.000567547 Jy ! Component: 2500 - total flux cleaned = -0.000609172 Jy ! Component: 2550 - total flux cleaned = -0.000633951 Jy ! Component: 2600 - total flux cleaned = -0.000658638 Jy ! Component: 2650 - total flux cleaned = -0.000691106 Jy ! Component: 2700 - total flux cleaned = -0.000715268 Jy ! Component: 2750 - total flux cleaned = -0.000755207 Jy ! Component: 2800 - total flux cleaned = -0.000786817 Jy ! Component: 2850 - total flux cleaned = -0.000794578 Jy ! Component: 2900 - total flux cleaned = -0.000810186 Jy ! Component: 2950 - total flux cleaned = -0.000825652 Jy ! Component: 3000 - total flux cleaned = -0.000841085 Jy ! Component: 3050 - total flux cleaned = -0.000825823 Jy ! Component: 3100 - total flux cleaned = -0.000856217 Jy ! Component: 3150 - total flux cleaned = -0.000848672 Jy ! Component: 3200 - total flux cleaned = -0.000893696 Jy ! Component: 3250 - total flux cleaned = -0.000908569 Jy ! Component: 3300 - total flux cleaned = -0.000879026 Jy ! Component: 3350 - total flux cleaned = -0.000923248 Jy ! Component: 3400 - total flux cleaned = -0.000908628 Jy ! Component: 3450 - total flux cleaned = -0.000915947 Jy ! Component: 3500 - total flux cleaned = -0.000944768 Jy ! Component: 3550 - total flux cleaned = -0.000980605 Jy ! Component: 3600 - total flux cleaned = -0.000959249 Jy ! Component: 3650 - total flux cleaned = -0.00100171 Jy ! Component: 3700 - total flux cleaned = -0.000987672 Jy ! Component: 3750 - total flux cleaned = -0.00102267 Jy ! Component: 3800 - total flux cleaned = -0.00105046 Jy ! Component: 3850 - total flux cleaned = -0.00105738 Jy ! Component: 3900 - total flux cleaned = -0.00106425 Jy ! Component: 3950 - total flux cleaned = -0.00105066 Jy ! Component: 4000 - total flux cleaned = -0.00107097 Jy ! Component: 4050 - total flux cleaned = -0.0010844 Jy ! Total flux subtracted in 4096 components = -0.0010576 Jy ! Clean residual min=-0.000365 max=0.000334 Jy/beam ! Clean residual mean=-0.000001 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.169281 Jy keep ! Adding 322 model components to the UV plane model. ! The established model now contains 443 components and 0.169281 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0551+0829_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.088 x 3.282 at -14.55 degrees (North through East) ! Clean map min=-0.00085798 max=0.14989 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0551+0829_X_map.fits wmodel /image_prod/ug002_uva//J0551+0829_X_map.mod ! Writing 443 model components to file: /image_prod/ug002_uva//J0551+0829_X_map.mod wobs /image_prod/ug002_uva//J0551+0829_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0551+0829_X_uvs.fits wwins /image_prod/ug002_uva//J0551+0829_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0551+0829_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.149886 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000124077 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.248342 0.248342 0.496683 0.993366 1.98673 3.97346 7.94693 15.8939 31.7877 63.5754 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.149 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1208.01 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0551+0829_X_dfm.log closed on Wed Mar 4 21:00:44 2020