! Started logfile: /image_prod/ug002_uva//J2250+5550_X_dfm.log on Thu Mar 5 05:54:51 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//J2250+5550_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2250+5550_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.972963 visibilities/baseline/integration-bin. ! Found source: J2250+5550 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 31524 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 J2250+5550_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.044672Jy sigma=8.803155 ! Fit after self-cal, rms=0.735579Jy sigma=6.240206 ! 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=0.7657 mas, bmaj=0.9972 mas, bpa=-3.707 degrees ! Estimated noise=1.06471 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 = 0.199787 Jy ! Component: 100 - total flux cleaned = 0.255447 Jy ! Total flux subtracted in 100 components = 0.255447 Jy ! Clean residual min=-0.013952 max=0.024362 Jy/beam ! Clean residual mean=0.000090 rms=0.003289 Jy/beam ! Combined flux in latest and established models = 0.255447 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.255447 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=0.106155Jy sigma=0.903387 ! Fit after self-cal, rms=0.105693Jy sigma=0.899102 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0276757 Jy ! Component: 100 - total flux cleaned = 0.0386402 Jy ! Total flux subtracted in 100 components = 0.0386402 Jy ! Clean residual min=-0.013201 max=0.016358 Jy/beam ! Clean residual mean=0.000085 rms=0.002909 Jy/beam ! Combined flux in latest and established models = 0.294087 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.294087 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=0.097552Jy sigma=0.843708 ! Fit after self-cal, rms=0.097463Jy sigma=0.843007 ! 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=0.986 mas, bmaj=1.315 mas, bpa=-0.8982 degrees ! Estimated noise=0.478333 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 = 0.00541393 Jy ! Component: 100 - total flux cleaned = 0.0056557 Jy ! Component: 150 - total flux cleaned = 0.00564126 Jy ! Component: 200 - total flux cleaned = 0.00549122 Jy ! Total flux subtracted in 200 components = 0.00549122 Jy ! Clean residual min=-0.014059 max=0.019574 Jy/beam ! Clean residual mean=0.000257 rms=0.004356 Jy/beam ! Combined flux in latest and established models = 0.299578 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.299578 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=0.096337Jy sigma=0.836266 ! Fit after self-cal, rms=0.096298Jy sigma=0.836062 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.986 x 1.315 at -0.8982 degrees (North through East) ! Clean map min=-0.013523 max=0.2651 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.93 HN 0.94 KP 0.98 ! LA 1.28 MK 1.05 NL 1.13 OV 0.97 ! PT 0.83 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.92 HN 0.95 KP 0.99 ! LA 1.24 MK 1.05 NL 1.14 OV 0.96 ! PT 0.81 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.91 HN 0.96 KP 0.97 ! LA 1.27 MK 1.00 NL 1.13 OV 0.98 ! PT 0.83 SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.92 HN 0.92 KP 0.97 ! LA 1.26 MK 1.04 NL 1.14 OV 0.98 ! PT 0.83 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.93 HN 0.94 KP 0.98 ! LA 1.29 MK 1.05 NL 1.12 OV 0.98 ! PT 0.82 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.92 HN 0.96 KP 0.98 ! LA 1.28 MK 1.03 NL 1.13 OV 0.97 ! PT 0.83 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.93 HN 0.97 KP 0.98 ! LA 1.26 MK 1.04 NL 1.14 OV 0.97 ! PT 0.83 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.93 HN 0.95 KP 0.98 ! LA 1.25 MK 1.06 NL 1.14 OV 0.98 ! PT 0.82 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HN 0.97 KP 0.98 ! LA 1.26 MK 1.03 NL 1.13 OV 0.98 ! PT 0.83 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HN 0.96 KP 0.97 ! LA 1.25 MK 1.04 NL 1.14 OV 1.00 ! PT 0.81 SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.93 HN 0.95 KP 0.99 ! LA 1.28 MK 1.06 NL 1.15 OV 1.00 ! PT 0.83 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.92 HN 0.99 KP 0.95 ! LA 1.26 MK 1.06 NL 1.14 OV 1.01 ! PT 0.81 SC 0.94 ! ! ! Fit before self-cal, rms=0.096298Jy sigma=0.836062 ! Fit after self-cal, rms=0.096362Jy sigma=0.759290 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.984 mas, bmaj=1.308 mas, bpa=0.1991 degrees ! Estimated noise=0.474497 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 = 0.000921242 Jy ! Component: 100 - total flux cleaned = 0.000909631 Jy ! Component: 150 - total flux cleaned = 0.00106403 Jy ! Component: 200 - total flux cleaned = 0.00113314 Jy ! Total flux subtracted in 200 components = 0.00113314 Jy ! Clean residual min=-0.012390 max=0.016882 Jy/beam ! Clean residual mean=0.000236 rms=0.003651 Jy/beam ! Combined flux in latest and established models = 0.300711 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 19 components and 0.300712 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=0.096163Jy sigma=0.758255 ! Fit after self-cal, rms=0.096218Jy sigma=0.757832 ! 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=0.096218Jy sigma=0.757832 ! Fit after self-cal, rms=0.185836Jy sigma=0.518629 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9811 mas, bmaj=1.304 mas, bpa=0.2686 degrees ! Estimated noise=0.475864 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00273032 Jy ! Component: 100 - total flux cleaned = 0.00280114 Jy ! Component: 150 - total flux cleaned = 0.00286049 Jy ! Component: 200 - total flux cleaned = 0.00294553 Jy ! Total flux subtracted in 200 components = 0.00294553 Jy ! Clean residual min=-0.003102 max=0.012611 Jy/beam ! Clean residual mean=0.000022 rms=0.000958 Jy/beam ! Combined flux in latest and established models = 0.303657 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 22 components and 0.303657 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=0.185755Jy sigma=0.516860 ! Fit after self-cal, rms=0.186301Jy sigma=0.515977 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 (0.4, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102199 Jy ! Component: 100 - total flux cleaned = 0.0126332 Jy ! Component: 150 - total flux cleaned = 0.0127394 Jy ! Component: 200 - total flux cleaned = 0.0125598 Jy ! Total flux subtracted in 200 components = 0.0125598 Jy ! Clean residual min=-0.002795 max=0.003378 Jy/beam ! Clean residual mean=0.000002 rms=0.000668 Jy/beam ! Combined flux in latest and established models = 0.316217 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 46 components and 0.316217 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=0.185738Jy sigma=0.502027 ! Fit after self-cal, rms=0.185779Jy sigma=0.500595 ! 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=0.185779Jy sigma=0.500595 ! Fit after self-cal, rms=0.191180Jy sigma=0.497208 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9761 mas, bmaj=1.301 mas, bpa=0.7113 degrees ! Estimated noise=0.474716 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00484313 Jy ! Component: 100 - total flux cleaned = 0.00658953 Jy ! Component: 150 - total flux cleaned = 0.00737939 Jy ! Component: 200 - total flux cleaned = 0.00772026 Jy ! Total flux subtracted in 200 components = 0.00772026 Jy ! Clean residual min=-0.001851 max=0.002284 Jy/beam ! Clean residual mean=0.000001 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.323937 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 54 components and 0.323937 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=0.191013Jy sigma=0.493735 ! Fit after self-cal, rms=0.190975Jy sigma=0.493292 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 = 0.000701033 Jy ! Component: 100 - total flux cleaned = 0.00094529 Jy ! Component: 150 - total flux cleaned = 0.00102346 Jy ! Component: 200 - total flux cleaned = 0.00109419 Jy ! Total flux subtracted in 200 components = 0.00109419 Jy ! Clean residual min=-0.002515 max=0.002173 Jy/beam ! Clean residual mean=-0.000001 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.325031 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 65 components and 0.325031 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=0.190947Jy sigma=0.492707 ! Fit after self-cal, rms=0.190948Jy sigma=0.492645 ! 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=0.190948Jy sigma=0.492645 ! Fit after self-cal, rms=0.192756Jy sigma=0.491490 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.202 mas, bmaj=2.416 mas, bpa=20.03 degrees ! Estimated noise=0.632227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00301728 Jy ! Component: 100 - total flux cleaned = 0.00374209 Jy ! Component: 150 - total flux cleaned = 0.00392901 Jy ! Component: 200 - total flux cleaned = 0.00407587 Jy ! Total flux subtracted in 200 components = 0.00407587 Jy ! Clean residual min=-0.001712 max=0.001810 Jy/beam ! Clean residual mean=0.000004 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.329107 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 79 components and 0.329107 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=0.192714Jy sigma=0.490880 ! Fit after self-cal, rms=0.192698Jy sigma=0.490729 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 = 0.00027857 Jy ! Component: 100 - total flux cleaned = 0.000371211 Jy ! Component: 150 - total flux cleaned = 0.00043743 Jy ! Component: 200 - total flux cleaned = 0.000478649 Jy ! Total flux subtracted in 200 components = 0.000478649 Jy ! Clean residual min=-0.001688 max=0.001731 Jy/beam ! Clean residual mean=0.000003 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.329586 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 84 components and 0.329586 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=0.192688Jy sigma=0.490598 ! Fit after self-cal, rms=0.192686Jy sigma=0.490562 ! 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=0.9753 mas, bmaj=1.301 mas, bpa=1.163 degrees ! Estimated noise=0.475362 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9753 x 1.301 at 1.163 degrees (North through East) ! Clean map min=-0.0016716 max=0.26091 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=0.7631 mas, bmaj=0.988 mas, bpa=-1.891 degrees ! Estimated noise=1.04765 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.19613 Jy ! Component: 100 - total flux cleaned = 0.253625 Jy ! Component: 150 - total flux cleaned = 0.280334 Jy ! Component: 200 - total flux cleaned = 0.295814 Jy ! Total flux subtracted in 200 components = 0.295814 Jy ! Clean residual min=-0.005158 max=0.008261 Jy/beam ! Clean residual mean=0.000008 rms=0.001005 Jy/beam ! Combined flux in latest and established models = 0.295814 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.295814 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9753 mas, bmaj=1.301 mas, bpa=1.163 degrees ! Estimated noise=0.475362 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 = 0.0145193 Jy ! Component: 100 - total flux cleaned = 0.0227615 Jy ! Component: 150 - total flux cleaned = 0.0279764 Jy ! Component: 200 - total flux cleaned = 0.0304391 Jy ! Total flux subtracted in 200 components = 0.0304391 Jy ! Clean residual min=-0.002228 max=0.002535 Jy/beam ! Clean residual mean=0.000006 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.326253 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 39 components and 0.326253 Jy ! Inverting map ! Added new window around map position (2, 5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176702 Jy ! Component: 100 - total flux cleaned = 0.00286711 Jy ! Component: 150 - total flux cleaned = 0.00354918 Jy ! Component: 200 - total flux cleaned = 0.00406787 Jy ! Total flux subtracted in 200 components = 0.00406787 Jy ! Clean residual min=-0.001796 max=0.001772 Jy/beam ! Clean residual mean=0.000000 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.33032 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 51 components and 0.33032 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=2.202 mas, bmaj=2.416 mas, bpa=20.03 degrees ! Estimated noise=0.632227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000796778 Jy ! Component: 100 - total flux cleaned = 0.000993149 Jy ! Component: 150 - total flux cleaned = 0.00102627 Jy ! Component: 200 - total flux cleaned = 0.00102661 Jy ! Total flux subtracted in 200 components = 0.00102661 Jy ! Clean residual min=-0.001583 max=0.001805 Jy/beam ! Clean residual mean=-0.000003 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.331347 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 = 4.81534e-07 Jy ! Component: 100 - total flux cleaned = -2.09293e-05 Jy ! Component: 150 - total flux cleaned = -1.09542e-07 Jy ! Component: 200 - total flux cleaned = 1.77631e-05 Jy ! Total flux subtracted in 200 components = 1.77631e-05 Jy ! Clean residual min=-0.001611 max=0.001735 Jy/beam ! Clean residual mean=-0.000004 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.331365 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 80 components and 0.331365 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9753 mas, bmaj=1.301 mas, bpa=1.163 degrees ! Estimated noise=0.475362 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000372068 Jy ! Component: 100 - total flux cleaned = 0.000291766 Jy ! Component: 150 - total flux cleaned = 0.000292539 Jy ! Component: 200 - total flux cleaned = 0.000293037 Jy ! Total flux subtracted in 200 components = 0.000293037 Jy ! Clean residual min=-0.001671 max=0.001579 Jy/beam ! Clean residual mean=-0.000002 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.331658 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 91 components and 0.331658 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=0.192661Jy sigma=0.490172 ! Fit after self-cal, rms=0.192650Jy sigma=0.490007 wmodel J2250+5550_X_map.mod ! Writing 91 model components to file: J2250+5550_X_map.mod wobs J2250+5550_X_uvs.fits ! Writing UV FITS file: J2250+5550_X_uvs.fits wwins J2250+5550_X_map.win ! wwins: Wrote 3 windows to J2250+5550_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 = -4.88684e-05 Jy ! Component: 100 - total flux cleaned = 0.000253357 Jy ! Component: 150 - total flux cleaned = 0.000445222 Jy ! Component: 200 - total flux cleaned = 0.000559367 Jy ! Component: 250 - total flux cleaned = 0.000580789 Jy ! Component: 300 - total flux cleaned = 0.000538093 Jy ! Component: 350 - total flux cleaned = 0.000538501 Jy ! Component: 400 - total flux cleaned = 0.000538637 Jy ! Component: 450 - total flux cleaned = 0.000538584 Jy ! Component: 500 - total flux cleaned = 0.000538716 Jy ! Component: 550 - total flux cleaned = 0.000596712 Jy ! Component: 600 - total flux cleaned = 0.000596788 Jy ! Component: 650 - total flux cleaned = 0.000634448 Jy ! Component: 700 - total flux cleaned = 0.000597889 Jy ! Component: 750 - total flux cleaned = 0.00065243 Jy ! Component: 800 - total flux cleaned = 0.000652125 Jy ! Component: 850 - total flux cleaned = 0.000704938 Jy ! Component: 900 - total flux cleaned = 0.000687574 Jy ! Component: 950 - total flux cleaned = 0.000636475 Jy ! Component: 1000 - total flux cleaned = 0.000738701 Jy ! Component: 1050 - total flux cleaned = 0.000738667 Jy ! Component: 1100 - total flux cleaned = 0.000788331 Jy ! Component: 1150 - total flux cleaned = 0.000820912 Jy ! Component: 1200 - total flux cleaned = 0.000788468 Jy ! Component: 1250 - total flux cleaned = 0.00078855 Jy ! Component: 1300 - total flux cleaned = 0.000836348 Jy ! Component: 1350 - total flux cleaned = 0.000820591 Jy ! Component: 1400 - total flux cleaned = 0.000805238 Jy ! Component: 1450 - total flux cleaned = 0.000882173 Jy ! Component: 1500 - total flux cleaned = 0.000866743 Jy ! Component: 1550 - total flux cleaned = 0.000806883 Jy ! Component: 1600 - total flux cleaned = 0.000851858 Jy ! Component: 1650 - total flux cleaned = 0.00085186 Jy ! Component: 1700 - total flux cleaned = 0.000895891 Jy ! Component: 1750 - total flux cleaned = 0.000852536 Jy ! Component: 1800 - total flux cleaned = 0.000910024 Jy ! Component: 1850 - total flux cleaned = 0.000910011 Jy ! Component: 1900 - total flux cleaned = 0.000966464 Jy ! Component: 1950 - total flux cleaned = 0.000994256 Jy ! Component: 2000 - total flux cleaned = 0.0010497 Jy ! Component: 2050 - total flux cleaned = 0.0010357 Jy ! Component: 2100 - total flux cleaned = 0.00103584 Jy ! Component: 2150 - total flux cleaned = 0.00107647 Jy ! Component: 2200 - total flux cleaned = 0.00110334 Jy ! Component: 2250 - total flux cleaned = 0.0010903 Jy ! Component: 2300 - total flux cleaned = 0.00111677 Jy ! Component: 2350 - total flux cleaned = 0.00114309 Jy ! Component: 2400 - total flux cleaned = 0.00118219 Jy ! Component: 2450 - total flux cleaned = 0.001182 Jy ! Component: 2500 - total flux cleaned = 0.00116907 Jy ! Component: 2550 - total flux cleaned = 0.0011817 Jy ! Component: 2600 - total flux cleaned = 0.00115633 Jy ! Component: 2650 - total flux cleaned = 0.0011688 Jy ! Component: 2700 - total flux cleaned = 0.00118125 Jy ! Component: 2750 - total flux cleaned = 0.00114398 Jy ! Component: 2800 - total flux cleaned = 0.00121786 Jy ! Component: 2850 - total flux cleaned = 0.0011566 Jy ! Component: 2900 - total flux cleaned = 0.0011808 Jy ! Component: 2950 - total flux cleaned = 0.0011808 Jy ! Component: 3000 - total flux cleaned = 0.00120482 Jy ! Component: 3050 - total flux cleaned = 0.00118088 Jy ! Component: 3100 - total flux cleaned = 0.00116889 Jy ! Component: 3150 - total flux cleaned = 0.00119249 Jy ! Component: 3200 - total flux cleaned = 0.00120428 Jy ! Component: 3250 - total flux cleaned = 0.00120422 Jy ! Component: 3300 - total flux cleaned = 0.00120421 Jy ! Component: 3350 - total flux cleaned = 0.00123869 Jy ! Component: 3400 - total flux cleaned = 0.00122728 Jy ! Component: 3450 - total flux cleaned = 0.00121586 Jy ! Component: 3500 - total flux cleaned = 0.00120444 Jy ! Component: 3550 - total flux cleaned = 0.00119322 Jy ! Component: 3600 - total flux cleaned = 0.00120444 Jy ! Component: 3650 - total flux cleaned = 0.00118206 Jy ! Component: 3700 - total flux cleaned = 0.00114887 Jy ! Component: 3750 - total flux cleaned = 0.00112673 Jy ! Component: 3800 - total flux cleaned = 0.0011267 Jy ! Component: 3850 - total flux cleaned = 0.00112663 Jy ! Component: 3900 - total flux cleaned = 0.0011157 Jy ! Component: 3950 - total flux cleaned = 0.00106188 Jy ! Component: 4000 - total flux cleaned = 0.00108328 Jy ! Component: 4050 - total flux cleaned = 0.00103003 Jy ! Total flux subtracted in 4096 components = 0.000966418 Jy ! Clean residual min=-0.000620 max=0.000606 Jy/beam ! Clean residual mean=-0.000001 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.332624 Jy keep ! Adding 330 model components to the UV plane model. ! The established model now contains 421 components and 0.332624 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2250+5550_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9753 x 1.301 at 1.163 degrees (North through East) ! Clean map min=-0.0010662 max=0.2601 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2250+5550_X_map.fits wmodel /image_prod/ug002_uva//J2250+5550_X_map.mod ! Writing 421 model components to file: /image_prod/ug002_uva//J2250+5550_X_map.mod wobs /image_prod/ug002_uva//J2250+5550_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2250+5550_X_uvs.fits wwins /image_prod/ug002_uva//J2250+5550_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J2250+5550_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.260104 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000181883 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.209781 0.209781 0.419561 0.839123 1.67825 3.35649 6.71298 13.426 26.8519 53.7039 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.26 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1430.06 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2250+5550_X_dfm.log closed on Thu Mar 5 05:54:56 2020