! Started logfile: /image_prod/ug002_uva//J0827+1052_X_dfm.log on Wed Mar 4 22:23:16 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//J0827+1052_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0827+1052_X_uva.fits ! AN table 1: 45 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.819841 visibilities/baseline/integration-bin. ! Found source: J0827+1052 ! ! 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 12396 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 J0827+1052_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 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008772Jy sigma=9.326378 ! Fit after self-cal, rms=0.907257Jy sigma=8.365219 ! 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=0.7159 mas, bmaj=1.809 mas, bpa=10.53 degrees ! Estimated noise=1.2617 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 = 0.0677168 Jy ! Component: 100 - total flux cleaned = 0.0879506 Jy ! Total flux subtracted in 100 components = 0.0879506 Jy ! Clean residual min=-0.005184 max=0.008770 Jy/beam ! Clean residual mean=-0.000004 rms=0.001112 Jy/beam ! Combined flux in latest and established models = 0.0879506 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0879506 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=0.055500Jy sigma=0.487143 ! Fit after self-cal, rms=0.055329Jy sigma=0.485131 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00985544 Jy ! Component: 100 - total flux cleaned = 0.014969 Jy ! Total flux subtracted in 100 components = 0.014969 Jy ! Clean residual min=-0.004086 max=0.004254 Jy/beam ! Clean residual mean=-0.000002 rms=0.000795 Jy/beam ! Combined flux in latest and established models = 0.10292 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 0.10292 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=0.053096Jy sigma=0.462060 ! Fit after self-cal, rms=0.053088Jy sigma=0.461743 ! 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=0.9196 mas, bmaj=2.062 mas, bpa=10.22 degrees ! Estimated noise=0.699061 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 (1.8, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00533416 Jy ! Component: 100 - total flux cleaned = 0.00857841 Jy ! Component: 150 - total flux cleaned = 0.0108803 Jy ! Component: 200 - total flux cleaned = 0.0125459 Jy ! Total flux subtracted in 200 components = 0.0125459 Jy ! Clean residual min=-0.003118 max=0.002894 Jy/beam ! Clean residual mean=-0.000001 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.115465 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 30 components and 0.115465 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=0.052505Jy sigma=0.455691 ! Fit after self-cal, rms=0.052469Jy sigma=0.455324 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9196 x 2.062 at 10.22 degrees (North through East) ! Clean map min=-0.0026745 max=0.093047 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 KP 1.04 MK 1.01 ! NL 1.07 OV 0.89 PT 0.95 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 KP 1.01 MK 0.97 ! NL 1.16 OV 0.92 PT 0.96 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 KP 1.01 MK 1.04 ! NL 1.07 OV 0.91 PT 0.96 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.06 KP 0.97 MK 1.01 ! NL 1.10 OV 0.93 PT 0.93 SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 KP 0.98 MK 0.95 ! NL 1.08 OV 0.94 PT 0.98 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.06 KP 1.01 MK 1.02 ! NL 1.05 OV 0.90 PT 0.93 SC 1.08 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 KP 1.02 MK 0.96 ! NL 1.07 OV 0.93 PT 0.95 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 KP 1.02 MK 0.98 ! NL 1.07 OV 0.89 PT 0.89 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.06 KP 1.01 MK 0.92 ! NL 1.09 OV 0.95 PT 0.91 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.05 KP 1.00 MK 1.06 ! NL 1.08 OV 0.91 PT 1.02 SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.06 KP 1.00 MK 1.08 ! NL 1.11 OV 0.91 PT 0.97 SC 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 KP 1.00 MK 1.03 ! NL 1.09 OV 0.95 PT 1.00 SC 0.98 ! ! ! Fit before self-cal, rms=0.052469Jy sigma=0.455324 ! Fit after self-cal, rms=0.051331Jy sigma=0.449868 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9217 mas, bmaj=2.074 mas, bpa=10.55 degrees ! Estimated noise=0.694424 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 (3.8, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167826 Jy ! Component: 100 - total flux cleaned = 0.00192002 Jy ! Component: 150 - total flux cleaned = 0.0019268 Jy ! Component: 200 - total flux cleaned = 0.0017727 Jy ! Total flux subtracted in 200 components = 0.0017727 Jy ! Clean residual min=-0.001623 max=0.001993 Jy/beam ! Clean residual mean=-0.000001 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.117238 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 51 components and 0.117238 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=0.051211Jy sigma=0.448737 ! Fit after self-cal, rms=0.051227Jy sigma=0.448529 ! Inverting map ! Added new window around map position (10, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182148 Jy ! Component: 100 - total flux cleaned = 0.00288121 Jy ! Component: 150 - total flux cleaned = 0.00362156 Jy ! Component: 200 - total flux cleaned = 0.0040774 Jy ! Total flux subtracted in 200 components = 0.0040774 Jy ! Clean residual min=-0.001410 max=0.001399 Jy/beam ! Clean residual mean=-0.000001 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.121316 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 78 components and 0.121316 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=0.051150Jy sigma=0.447779 ! Fit after self-cal, rms=0.051142Jy sigma=0.447683 ! 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=0.051142Jy sigma=0.447683 ! Fit after self-cal, rms=0.051010Jy sigma=0.446359 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9212 mas, bmaj=2.075 mas, bpa=10.49 degrees ! Estimated noise=0.693045 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.46588e-05 Jy ! Component: 100 - total flux cleaned = 0.000384467 Jy ! Component: 150 - total flux cleaned = 0.00067577 Jy ! Component: 200 - total flux cleaned = 0.000783074 Jy ! Total flux subtracted in 200 components = 0.000783074 Jy ! Clean residual min=-0.001335 max=0.001377 Jy/beam ! Clean residual mean=-0.000001 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.122099 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 89 components and 0.122099 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=0.050983Jy sigma=0.446106 ! Fit after self-cal, rms=0.050987Jy sigma=0.446069 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 (-42.6, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000782721 Jy ! Component: 100 - total flux cleaned = 0.00102092 Jy ! Component: 150 - total flux cleaned = 0.0013195 Jy ! Component: 200 - total flux cleaned = 0.0015624 Jy ! Total flux subtracted in 200 components = 0.0015624 Jy ! Clean residual min=-0.001205 max=0.001235 Jy/beam ! Clean residual mean=-0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.123661 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 99 components and 0.123661 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=0.050948Jy sigma=0.445734 ! Fit after self-cal, rms=0.050946Jy sigma=0.445711 ! Inverting map ! Added new window around map position (-48, 26.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000712815 Jy ! Component: 100 - total flux cleaned = 0.00107342 Jy ! Component: 150 - total flux cleaned = 0.00128385 Jy ! Component: 200 - total flux cleaned = 0.00141013 Jy ! Total flux subtracted in 200 components = 0.00141013 Jy ! Clean residual min=-0.001196 max=0.001041 Jy/beam ! Clean residual mean=-0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.125071 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 121 components and 0.125071 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=0.050909Jy sigma=0.445411 ! Fit after self-cal, rms=0.050907Jy sigma=0.445389 ! 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=0.050907Jy sigma=0.445389 ! Fit after self-cal, rms=0.050867Jy sigma=0.444976 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.921 mas, bmaj=2.076 mas, bpa=10.48 degrees ! Estimated noise=0.691981 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000363894 Jy ! Component: 100 - total flux cleaned = 0.000554278 Jy ! Component: 150 - total flux cleaned = 0.000636131 Jy ! Component: 200 - total flux cleaned = 0.000692242 Jy ! Total flux subtracted in 200 components = 0.000692242 Jy ! Clean residual min=-0.001147 max=0.001017 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.125763 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 138 components and 0.125763 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=0.050847Jy sigma=0.444808 ! Fit after self-cal, rms=0.050852Jy sigma=0.444792 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 = 7.65194e-05 Jy ! Component: 100 - total flux cleaned = 0.000112081 Jy ! Component: 150 - total flux cleaned = 0.000162801 Jy ! Component: 200 - total flux cleaned = 0.000195116 Jy ! Total flux subtracted in 200 components = 0.000195116 Jy ! Clean residual min=-0.001099 max=0.000998 Jy/beam ! Clean residual mean=-0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.125959 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 145 components and 0.125959 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=0.050840Jy sigma=0.444705 ! Fit after self-cal, rms=0.050841Jy sigma=0.444702 ! 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=0.050841Jy sigma=0.444702 ! Fit after self-cal, rms=0.050796Jy sigma=0.444677 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.136 mas, bmaj=2.838 mas, bpa=4.861 degrees ! Estimated noise=0.833378 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.06289e-05 Jy ! Component: 100 - total flux cleaned = 8.8679e-05 Jy ! Component: 150 - total flux cleaned = 0.000191462 Jy ! Component: 200 - total flux cleaned = 0.000270243 Jy ! Total flux subtracted in 200 components = 0.000270243 Jy ! Clean residual min=-0.000985 max=0.000874 Jy/beam ! Clean residual mean=-0.000002 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.126229 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 164 components and 0.126229 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=0.050791Jy sigma=0.444624 ! Fit after self-cal, rms=0.050790Jy sigma=0.444621 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.28369e-05 Jy ! Component: 100 - total flux cleaned = 0.000143551 Jy ! Component: 150 - total flux cleaned = 0.000164672 Jy ! Component: 200 - total flux cleaned = 0.000184595 Jy ! Total flux subtracted in 200 components = 0.000184595 Jy ! Clean residual min=-0.000935 max=0.000854 Jy/beam ! Clean residual mean=-0.000002 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.126413 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 176 components and 0.126413 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=0.050788Jy sigma=0.444605 ! Fit after self-cal, rms=0.050788Jy sigma=0.444603 ! 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=0.9207 mas, bmaj=2.077 mas, bpa=10.5 degrees ! Estimated noise=0.691269 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9207 x 2.077 at 10.5 degrees (North through East) ! Clean map min=-0.001056 max=0.09224 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=0.7154 mas, bmaj=1.82 mas, bpa=10.81 degrees ! Estimated noise=1.25618 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0672971 Jy ! Component: 100 - total flux cleaned = 0.0881371 Jy ! Component: 150 - total flux cleaned = 0.0978385 Jy ! Component: 200 - total flux cleaned = 0.102456 Jy ! Total flux subtracted in 200 components = 0.102456 Jy ! Clean residual min=-0.002725 max=0.002972 Jy/beam ! Clean residual mean=-0.000002 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.102456 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.102456 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9207 mas, bmaj=2.077 mas, bpa=10.5 degrees ! Estimated noise=0.691269 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 = 0.00430343 Jy ! Component: 100 - total flux cleaned = 0.00724803 Jy ! Component: 150 - total flux cleaned = 0.00960391 Jy ! Component: 200 - total flux cleaned = 0.0113448 Jy ! Total flux subtracted in 200 components = 0.0113448 Jy ! Clean residual min=-0.001698 max=0.001414 Jy/beam ! Clean residual mean=-0.000001 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.113801 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 30 components and 0.113801 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=2.136 mas, bmaj=2.838 mas, bpa=4.861 degrees ! Estimated noise=0.833378 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00234628 Jy ! Component: 100 - total flux cleaned = 0.00371213 Jy ! Component: 150 - total flux cleaned = 0.00477021 Jy ! Component: 200 - total flux cleaned = 0.00566772 Jy ! Total flux subtracted in 200 components = 0.00566772 Jy ! Clean residual min=-0.001336 max=0.001262 Jy/beam ! Clean residual mean=-0.000002 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.119468 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 = 0.000736176 Jy ! Component: 100 - total flux cleaned = 0.00149826 Jy ! Component: 150 - total flux cleaned = 0.00214363 Jy ! Component: 200 - total flux cleaned = 0.00257864 Jy ! Total flux subtracted in 200 components = 0.00257864 Jy ! Clean residual min=-0.001117 max=0.001006 Jy/beam ! Clean residual mean=-0.000002 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.122047 Jy ! Adding 78 model components to the UV plane model. ! The established model now contains 98 components and 0.122047 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9207 mas, bmaj=2.077 mas, bpa=10.5 degrees ! Estimated noise=0.691269 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000951774 Jy ! Component: 100 - total flux cleaned = 0.00154938 Jy ! Component: 150 - total flux cleaned = 0.00214043 Jy ! Component: 200 - total flux cleaned = 0.00251518 Jy ! Total flux subtracted in 200 components = 0.00251518 Jy ! Clean residual min=-0.001207 max=0.001101 Jy/beam ! Clean residual mean=-0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.124562 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 119 components and 0.124562 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=0.050865Jy sigma=0.445281 ! Fit after self-cal, rms=0.050843Jy sigma=0.445192 wmodel J0827+1052_X_map.mod ! Writing 119 model components to file: J0827+1052_X_map.mod wobs J0827+1052_X_uvs.fits ! Writing UV FITS file: J0827+1052_X_uvs.fits wwins J0827+1052_X_map.win ! wwins: Wrote 6 windows to J0827+1052_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 = -0.00023033 Jy ! Component: 100 - total flux cleaned = -0.000229876 Jy ! Component: 150 - total flux cleaned = -0.000300866 Jy ! Component: 200 - total flux cleaned = -0.000318369 Jy ! Component: 250 - total flux cleaned = -0.000318579 Jy ! Component: 300 - total flux cleaned = -0.000318568 Jy ! Component: 350 - total flux cleaned = -0.000318892 Jy ! Component: 400 - total flux cleaned = -0.000319296 Jy ! Component: 450 - total flux cleaned = -0.000365384 Jy ! Component: 500 - total flux cleaned = -0.000395382 Jy ! Component: 550 - total flux cleaned = -0.000439719 Jy ! Component: 600 - total flux cleaned = -0.000468842 Jy ! Component: 650 - total flux cleaned = -0.000539624 Jy ! Component: 700 - total flux cleaned = -0.000553174 Jy ! Component: 750 - total flux cleaned = -0.000621385 Jy ! Component: 800 - total flux cleaned = -0.000594312 Jy ! Component: 850 - total flux cleaned = -0.000607753 Jy ! Component: 900 - total flux cleaned = -0.000620913 Jy ! Component: 950 - total flux cleaned = -0.000595086 Jy ! Component: 1000 - total flux cleaned = -0.000544148 Jy ! Component: 1050 - total flux cleaned = -0.000506644 Jy ! Component: 1100 - total flux cleaned = -0.000494133 Jy ! Component: 1150 - total flux cleaned = -0.000457137 Jy ! Component: 1200 - total flux cleaned = -0.000396446 Jy ! Component: 1250 - total flux cleaned = -0.000432675 Jy ! Component: 1300 - total flux cleaned = -0.000420721 Jy ! Component: 1350 - total flux cleaned = -0.000420731 Jy ! Component: 1400 - total flux cleaned = -0.000444231 Jy ! Component: 1450 - total flux cleaned = -0.000421057 Jy ! Component: 1500 - total flux cleaned = -0.000443939 Jy ! Component: 1550 - total flux cleaned = -0.000455162 Jy ! Component: 1600 - total flux cleaned = -0.00045505 Jy ! Component: 1650 - total flux cleaned = -0.000444107 Jy ! Component: 1700 - total flux cleaned = -0.00041122 Jy ! Component: 1750 - total flux cleaned = -0.000433145 Jy ! Component: 1800 - total flux cleaned = -0.000443961 Jy ! Component: 1850 - total flux cleaned = -0.00045471 Jy ! Component: 1900 - total flux cleaned = -0.000454628 Jy ! Component: 1950 - total flux cleaned = -0.000454554 Jy ! Component: 2000 - total flux cleaned = -0.000433581 Jy ! Component: 2050 - total flux cleaned = -0.00043366 Jy ! Component: 2100 - total flux cleaned = -0.000433743 Jy ! Component: 2150 - total flux cleaned = -0.000494862 Jy ! Component: 2200 - total flux cleaned = -0.000464565 Jy ! Component: 2250 - total flux cleaned = -0.000474474 Jy ! Component: 2300 - total flux cleaned = -0.000534119 Jy ! Component: 2350 - total flux cleaned = -0.000484915 Jy ! Component: 2400 - total flux cleaned = -0.00053388 Jy ! Component: 2450 - total flux cleaned = -0.000524238 Jy ! Component: 2500 - total flux cleaned = -0.000534014 Jy ! Component: 2550 - total flux cleaned = -0.000572239 Jy ! Component: 2600 - total flux cleaned = -0.000591206 Jy ! Component: 2650 - total flux cleaned = -0.000591168 Jy ! Component: 2700 - total flux cleaned = -0.000609872 Jy ! Component: 2750 - total flux cleaned = -0.000628275 Jy ! Component: 2800 - total flux cleaned = -0.00062826 Jy ! Component: 2850 - total flux cleaned = -0.000610076 Jy ! Component: 2900 - total flux cleaned = -0.000637304 Jy ! Component: 2950 - total flux cleaned = -0.00063722 Jy ! Component: 3000 - total flux cleaned = -0.000628286 Jy ! Component: 3050 - total flux cleaned = -0.000610455 Jy ! Component: 3100 - total flux cleaned = -0.000592732 Jy ! Component: 3150 - total flux cleaned = -0.000566334 Jy ! Component: 3200 - total flux cleaned = -0.000557662 Jy ! Component: 3250 - total flux cleaned = -0.000574988 Jy ! Component: 3300 - total flux cleaned = -0.000574913 Jy ! Component: 3350 - total flux cleaned = -0.000532053 Jy ! Component: 3400 - total flux cleaned = -0.000515019 Jy ! Component: 3450 - total flux cleaned = -0.000472698 Jy ! Component: 3500 - total flux cleaned = -0.000447509 Jy ! Component: 3550 - total flux cleaned = -0.000447599 Jy ! Component: 3600 - total flux cleaned = -0.000455974 Jy ! Component: 3650 - total flux cleaned = -0.000439439 Jy ! Component: 3700 - total flux cleaned = -0.000414806 Jy ! Component: 3750 - total flux cleaned = -0.000406608 Jy ! Component: 3800 - total flux cleaned = -0.000390314 Jy ! Component: 3850 - total flux cleaned = -0.000382305 Jy ! Component: 3900 - total flux cleaned = -0.000382321 Jy ! Component: 3950 - total flux cleaned = -0.000390309 Jy ! Component: 4000 - total flux cleaned = -0.000350575 Jy ! Component: 4050 - total flux cleaned = -0.000334794 Jy ! Total flux subtracted in 4096 components = -0.000327011 Jy ! Clean residual min=-0.000562 max=0.000442 Jy/beam ! Clean residual mean=-0.000001 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.124235 Jy keep ! Adding 274 model components to the UV plane model. ! The established model now contains 393 components and 0.124235 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0827+1052_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9207 x 2.077 at 10.5 degrees (North through East) ! Clean map min=-0.00090813 max=0.092538 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0827+1052_X_map.fits wmodel /image_prod/ug002_uva//J0827+1052_X_map.mod ! Writing 393 model components to file: /image_prod/ug002_uva//J0827+1052_X_map.mod wobs /image_prod/ug002_uva//J0827+1052_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0827+1052_X_uvs.fits wwins /image_prod/ug002_uva//J0827+1052_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J0827+1052_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0925379 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000129767 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.420694 0.420694 0.841388 1.68278 3.36555 6.7311 13.4622 26.9244 53.8488 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.092 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 713.107 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0827+1052_X_dfm.log closed on Wed Mar 4 22:23:20 2020