! Started logfile: /image_prod/ug002_uva//J1908+4235_X_dfm.log on Thu Mar 5 04:02:32 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//J1908+4235_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1908+4235_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.995185 visibilities/baseline/integration-bin. ! Found source: J1908+4235 ! ! 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 32244 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 J1908+4235_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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001968Jy sigma=9.519377 ! Fit after self-cal, rms=0.964955Jy sigma=9.155942 ! 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=0.7123 mas, bmaj=1.176 mas, bpa=-10.41 degrees ! Estimated noise=0.982511 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 = 0.026376 Jy ! Component: 100 - total flux cleaned = 0.0338905 Jy ! Total flux subtracted in 100 components = 0.0338905 Jy ! Clean residual min=-0.002234 max=0.003391 Jy/beam ! Clean residual mean=0.000000 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.0338906 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0338906 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=0.053433Jy sigma=0.474359 ! Fit after self-cal, rms=0.051860Jy sigma=0.459351 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00502193 Jy ! Component: 100 - total flux cleaned = 0.00798274 Jy ! Total flux subtracted in 100 components = 0.00798274 Jy ! Clean residual min=-0.001937 max=0.002186 Jy/beam ! Clean residual mean=-0.000000 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.0418733 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 0.0418733 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=0.051165Jy sigma=0.451355 ! Fit after self-cal, rms=0.051172Jy sigma=0.451227 ! 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=0.9363 mas, bmaj=1.492 mas, bpa=-8 degrees ! Estimated noise=0.421964 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 = 0.00323033 Jy ! Component: 100 - total flux cleaned = 0.00499659 Jy ! Component: 150 - total flux cleaned = 0.00606672 Jy ! Component: 200 - total flux cleaned = 0.00672531 Jy ! Total flux subtracted in 200 components = 0.00672531 Jy ! Clean residual min=-0.001245 max=0.002264 Jy/beam ! Clean residual mean=-0.000005 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.0485986 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 35 components and 0.0485986 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=0.050979Jy sigma=0.449098 ! Fit after self-cal, rms=0.050981Jy sigma=0.448944 ! Inverting map ! Added new window around map position (2.4, 6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182402 Jy ! Component: 100 - total flux cleaned = 0.00264569 Jy ! Component: 150 - total flux cleaned = 0.00326985 Jy ! Component: 200 - total flux cleaned = 0.00375703 Jy ! Total flux subtracted in 200 components = 0.00375703 Jy ! Clean residual min=-0.001165 max=0.001121 Jy/beam ! Clean residual mean=-0.000004 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0523556 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 54 components and 0.0523556 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=0.050919Jy sigma=0.448231 ! Fit after self-cal, rms=0.050903Jy sigma=0.448106 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9363 x 1.492 at -8 degrees (North through East) ! Clean map min=-0.0011006 max=0.038079 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.02 KP 1.10 ! LA 0.99 MK 1.07 OV 0.92 PT 0.90 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 1.05 KP 1.05 ! LA 1.07 MK 0.97 OV 0.92 PT 0.87 ! SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.06 HN 1.09 KP 1.00 ! LA 1.00 MK 1.02 OV 0.93 PT 0.91 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.07 HN 1.03 KP 1.04 ! LA 0.97 MK 1.04 OV 0.91 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.09 HN 1.01 KP 0.98 ! LA 1.08 MK 1.08 OV 0.98 PT 0.91 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.07 HN 0.97 KP 1.07 ! LA 1.03 MK 1.15 OV 0.95 PT 0.96 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.98 KP 1.05 ! LA 1.00 MK 1.09 OV 0.92 PT 0.97 ! SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.96 KP 1.05 ! LA 1.04 MK 1.13 OV 0.94 PT 0.91 ! SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.00 KP 1.09 ! LA 1.03 MK 1.00 OV 0.93 PT 0.93 ! SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.97 KP 1.00 ! LA 1.00 MK 1.01 OV 0.98 PT 0.98 ! SC 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 0.98 KP 1.08 ! LA 1.07 MK 0.96 OV 0.93 PT 0.89 ! SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.97 KP 1.01 ! LA 1.01 MK 1.03 OV 0.93 PT 0.91 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.050903Jy sigma=0.448106 ! Fit after self-cal, rms=0.050486Jy sigma=0.447099 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9403 mas, bmaj=1.497 mas, bpa=-7.304 degrees ! Estimated noise=0.422418 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 = 0.000610876 Jy ! Component: 100 - total flux cleaned = 0.000731691 Jy ! Component: 150 - total flux cleaned = 0.000824583 Jy ! Component: 200 - total flux cleaned = 0.000866149 Jy ! Total flux subtracted in 200 components = 0.000866149 Jy ! Clean residual min=-0.000856 max=0.001001 Jy/beam ! Clean residual mean=-0.000002 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0532218 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 62 components and 0.0532218 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=0.050476Jy sigma=0.447005 ! Fit after self-cal, rms=0.050479Jy sigma=0.446806 ! 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=0.050479Jy sigma=0.446806 ! Fit after self-cal, rms=0.050754Jy sigma=0.445808 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9403 mas, bmaj=1.498 mas, bpa=-8.199 degrees ! Estimated noise=0.421708 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000380124 Jy ! Component: 100 - total flux cleaned = 0.000451388 Jy ! Component: 150 - total flux cleaned = 0.000460126 Jy ! Component: 200 - total flux cleaned = 0.000484463 Jy ! Total flux subtracted in 200 components = 0.000484463 Jy ! Clean residual min=-0.000744 max=0.000891 Jy/beam ! Clean residual mean=-0.000001 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0537062 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 68 components and 0.0537063 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=0.050750Jy sigma=0.445767 ! Fit after self-cal, rms=0.050780Jy sigma=0.445635 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 (16.6, 25). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000723722 Jy ! Component: 100 - total flux cleaned = 0.000780401 Jy ! Component: 150 - total flux cleaned = 0.000837542 Jy ! Component: 200 - total flux cleaned = 0.000899818 Jy ! Total flux subtracted in 200 components = 0.000899818 Jy ! Clean residual min=-0.000778 max=0.000756 Jy/beam ! Clean residual mean=-0.000001 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0546061 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 85 components and 0.0546061 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=0.050764Jy sigma=0.445485 ! Fit after self-cal, rms=0.050761Jy sigma=0.445461 ! 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=0.050761Jy sigma=0.445461 ! Fit after self-cal, rms=0.051089Jy sigma=0.445466 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9391 mas, bmaj=1.498 mas, bpa=-8.542 degrees ! Estimated noise=0.422615 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000236966 Jy ! Component: 100 - total flux cleaned = 0.000344273 Jy ! Component: 150 - total flux cleaned = 0.00039137 Jy ! Component: 200 - total flux cleaned = 0.000444422 Jy ! Total flux subtracted in 200 components = 0.000444422 Jy ! Clean residual min=-0.000792 max=0.000778 Jy/beam ! Clean residual mean=-0.000001 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0550505 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 88 components and 0.0550505 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=0.051082Jy sigma=0.445410 ! Fit after self-cal, rms=0.051091Jy sigma=0.445396 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 = 0.000108532 Jy ! Component: 100 - total flux cleaned = 0.000129052 Jy ! Component: 150 - total flux cleaned = 0.00014805 Jy ! Component: 200 - total flux cleaned = 0.000174908 Jy ! Total flux subtracted in 200 components = 0.000174908 Jy ! Clean residual min=-0.000784 max=0.000782 Jy/beam ! Clean residual mean=-0.000001 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0552254 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 94 components and 0.0552254 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=0.051088Jy sigma=0.445365 ! Fit after self-cal, rms=0.051088Jy sigma=0.445363 ! 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=0.051088Jy sigma=0.445363 ! Fit after self-cal, rms=0.051183Jy sigma=0.445367 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.376 mas, bmaj=2.68 mas, bpa=15.72 degrees ! Estimated noise=0.529784 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000276074 Jy ! Component: 100 - total flux cleaned = 0.00032897 Jy ! Component: 150 - total flux cleaned = 0.000366707 Jy ! Component: 200 - total flux cleaned = 0.00038639 Jy ! Total flux subtracted in 200 components = 0.00038639 Jy ! Clean residual min=-0.000722 max=0.000938 Jy/beam ! Clean residual mean=-0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0556118 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 103 components and 0.0556118 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=0.051183Jy sigma=0.445360 ! Fit after self-cal, rms=0.051184Jy sigma=0.445350 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 = 5.4863e-05 Jy ! Component: 100 - total flux cleaned = 5.56489e-05 Jy ! Component: 150 - total flux cleaned = 5.01017e-05 Jy ! Component: 200 - total flux cleaned = 4.46828e-05 Jy ! Total flux subtracted in 200 components = 4.46828e-05 Jy ! Clean residual min=-0.000725 max=0.000935 Jy/beam ! Clean residual mean=-0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0556565 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 107 components and 0.0556565 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=0.051184Jy sigma=0.445349 ! Fit after self-cal, rms=0.051184Jy sigma=0.445345 ! 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=0.9378 mas, bmaj=1.494 mas, bpa=-8.627 degrees ! Estimated noise=0.423348 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9378 x 1.494 at -8.627 degrees (North through East) ! Clean map min=-0.00073386 max=0.038171 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=0.7117 mas, bmaj=1.172 mas, bpa=-11.48 degrees ! Estimated noise=0.980659 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0274504 Jy ! Component: 100 - total flux cleaned = 0.035722 Jy ! Component: 150 - total flux cleaned = 0.0402909 Jy ! Component: 200 - total flux cleaned = 0.0433996 Jy ! Total flux subtracted in 200 components = 0.0433996 Jy ! Clean residual min=-0.002049 max=0.002112 Jy/beam ! Clean residual mean=0.000001 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.0433996 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0433996 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9378 mas, bmaj=1.494 mas, bpa=-8.627 degrees ! Estimated noise=0.423348 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 = 0.00328666 Jy ! Component: 100 - total flux cleaned = 0.00537798 Jy ! Component: 150 - total flux cleaned = 0.006864 Jy ! Component: 200 - total flux cleaned = 0.00802657 Jy ! Total flux subtracted in 200 components = 0.00802657 Jy ! Clean residual min=-0.000913 max=0.000937 Jy/beam ! Clean residual mean=-0.000001 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0514262 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 40 components and 0.0514262 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=2.376 mas, bmaj=2.68 mas, bpa=15.72 degrees ! Estimated noise=0.529784 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142669 Jy ! Component: 100 - total flux cleaned = 0.00202319 Jy ! Component: 150 - total flux cleaned = 0.00244034 Jy ! Component: 200 - total flux cleaned = 0.00276135 Jy ! Total flux subtracted in 200 components = 0.00276135 Jy ! Clean residual min=-0.000813 max=0.000991 Jy/beam ! Clean residual mean=-0.000002 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0541876 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000199396 Jy ! Component: 100 - total flux cleaned = 0.000349269 Jy ! Component: 150 - total flux cleaned = 0.000487397 Jy ! Component: 200 - total flux cleaned = 0.000594534 Jy ! Total flux subtracted in 200 components = 0.000594534 Jy ! Clean residual min=-0.000726 max=0.000885 Jy/beam ! Clean residual mean=-0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0547821 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 73 components and 0.0547821 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9378 mas, bmaj=1.494 mas, bpa=-8.627 degrees ! Estimated noise=0.423348 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00014608 Jy ! Component: 100 - total flux cleaned = 0.000294066 Jy ! Component: 150 - total flux cleaned = 0.000357904 Jy ! Component: 200 - total flux cleaned = 0.000387453 Jy ! Total flux subtracted in 200 components = 0.000387453 Jy ! Clean residual min=-0.000823 max=0.000762 Jy/beam ! Clean residual mean=-0.000001 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0551695 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 88 components and 0.0551695 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=0.051195Jy sigma=0.445435 ! Fit after self-cal, rms=0.051190Jy sigma=0.445406 wmodel J1908+4235_X_map.mod ! Writing 88 model components to file: J1908+4235_X_map.mod wobs J1908+4235_X_uvs.fits ! Writing UV FITS file: J1908+4235_X_uvs.fits wwins J1908+4235_X_map.win ! wwins: Wrote 3 windows to J1908+4235_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 = -7.48361e-05 Jy ! Component: 100 - total flux cleaned = -0.00011522 Jy ! Component: 150 - total flux cleaned = -0.000141377 Jy ! Component: 200 - total flux cleaned = -0.000116569 Jy ! Component: 250 - total flux cleaned = -5.58537e-05 Jy ! Component: 300 - total flux cleaned = -3.18529e-05 Jy ! Component: 350 - total flux cleaned = -8.46891e-06 Jy ! Component: 400 - total flux cleaned = 3.05764e-06 Jy ! Component: 450 - total flux cleaned = 2.9476e-06 Jy ! Component: 500 - total flux cleaned = -3.00442e-05 Jy ! Component: 550 - total flux cleaned = -4.10731e-05 Jy ! Component: 600 - total flux cleaned = -7.32926e-05 Jy ! Component: 650 - total flux cleaned = -0.000115893 Jy ! Component: 700 - total flux cleaned = -0.000168129 Jy ! Component: 750 - total flux cleaned = -0.000199109 Jy ! Component: 800 - total flux cleaned = -0.000250093 Jy ! Component: 850 - total flux cleaned = -0.000290404 Jy ! Component: 900 - total flux cleaned = -0.000330347 Jy ! Component: 950 - total flux cleaned = -0.000409106 Jy ! Component: 1000 - total flux cleaned = -0.000418836 Jy ! Component: 1050 - total flux cleaned = -0.000486276 Jy ! Component: 1100 - total flux cleaned = -0.000543411 Jy ! Component: 1150 - total flux cleaned = -0.000590566 Jy ! Component: 1200 - total flux cleaned = -0.000627874 Jy ! Component: 1250 - total flux cleaned = -0.000692672 Jy ! Component: 1300 - total flux cleaned = -0.000738525 Jy ! Component: 1350 - total flux cleaned = -0.00079306 Jy ! Component: 1400 - total flux cleaned = -0.000847013 Jy ! Component: 1450 - total flux cleaned = -0.000882607 Jy ! Component: 1500 - total flux cleaned = -0.000909111 Jy ! Component: 1550 - total flux cleaned = -0.000944143 Jy ! Component: 1600 - total flux cleaned = -0.000978932 Jy ! Component: 1650 - total flux cleaned = -0.00102205 Jy ! Component: 1700 - total flux cleaned = -0.00102216 Jy ! Component: 1750 - total flux cleaned = -0.0010729 Jy ! Component: 1800 - total flux cleaned = -0.00109805 Jy ! Component: 1850 - total flux cleaned = -0.0011396 Jy ! Component: 1900 - total flux cleaned = -0.00113135 Jy ! Component: 1950 - total flux cleaned = -0.00117233 Jy ! Component: 2000 - total flux cleaned = -0.00122116 Jy ! Component: 2050 - total flux cleaned = -0.00125332 Jy ! Component: 2100 - total flux cleaned = -0.00126934 Jy ! Component: 2150 - total flux cleaned = -0.00127724 Jy ! Component: 2200 - total flux cleaned = -0.00131675 Jy ! Component: 2250 - total flux cleaned = -0.00135595 Jy ! Component: 2300 - total flux cleaned = -0.00135594 Jy ! Component: 2350 - total flux cleaned = -0.00137917 Jy ! Component: 2400 - total flux cleaned = -0.00138691 Jy ! Component: 2450 - total flux cleaned = -0.00142504 Jy ! Component: 2500 - total flux cleaned = -0.0014705 Jy ! Component: 2550 - total flux cleaned = -0.00147047 Jy ! Component: 2600 - total flux cleaned = -0.00148535 Jy ! Component: 2650 - total flux cleaned = -0.00150027 Jy ! Component: 2700 - total flux cleaned = -0.00152983 Jy ! Component: 2750 - total flux cleaned = -0.00154452 Jy ! Component: 2800 - total flux cleaned = -0.00156637 Jy ! Component: 2850 - total flux cleaned = -0.00159539 Jy ! Component: 2900 - total flux cleaned = -0.00160262 Jy ! Component: 2950 - total flux cleaned = -0.0016313 Jy ! Component: 3000 - total flux cleaned = -0.00168117 Jy ! Component: 3050 - total flux cleaned = -0.0016812 Jy ! Component: 3100 - total flux cleaned = -0.00168118 Jy ! Component: 3150 - total flux cleaned = -0.00170225 Jy ! Component: 3200 - total flux cleaned = -0.00171628 Jy ! Component: 3250 - total flux cleaned = -0.00173711 Jy ! Component: 3300 - total flux cleaned = -0.00173711 Jy ! Component: 3350 - total flux cleaned = -0.00177137 Jy ! Component: 3400 - total flux cleaned = -0.00180547 Jy ! Component: 3450 - total flux cleaned = -0.00179191 Jy ! Component: 3500 - total flux cleaned = -0.00183236 Jy ! Component: 3550 - total flux cleaned = -0.00184572 Jy ! Component: 3600 - total flux cleaned = -0.0018857 Jy ! Component: 3650 - total flux cleaned = -0.00191219 Jy ! Component: 3700 - total flux cleaned = -0.0019122 Jy ! Component: 3750 - total flux cleaned = -0.0019319 Jy ! Component: 3800 - total flux cleaned = -0.00195156 Jy ! Component: 3850 - total flux cleaned = -0.00199705 Jy ! Component: 3900 - total flux cleaned = -0.00199056 Jy ! Component: 3950 - total flux cleaned = -0.00199699 Jy ! Component: 4000 - total flux cleaned = -0.00197782 Jy ! Component: 4050 - total flux cleaned = -0.00199698 Jy ! Total flux subtracted in 4096 components = -0.00202236 Jy ! Clean residual min=-0.000359 max=0.000396 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0531472 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 388 components and 0.0531472 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1908+4235_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9378 x 1.494 at -8.627 degrees (North through East) ! Clean map min=-0.00064177 max=0.03828 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1908+4235_X_map.fits wmodel /image_prod/ug002_uva//J1908+4235_X_map.mod ! Writing 388 model components to file: /image_prod/ug002_uva//J1908+4235_X_map.mod wobs /image_prod/ug002_uva//J1908+4235_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1908+4235_X_uvs.fits wwins /image_prod/ug002_uva//J1908+4235_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1908+4235_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0382804 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00010535 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.825616 0.825616 1.65123 3.30246 6.60493 13.2099 26.4197 52.8394 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.038 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 363.365 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1908+4235_X_dfm.log closed on Thu Mar 5 04:02:37 2020