! Started logfile: /image_prod/ug002_uva//J1823-2726_X_a_dfm.log on Thu Mar 5 03:42:48 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//J1823-2726_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1823-2726_X_a_uva.fits ! AN table 1: 74 integrations on 15 of 15 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1823-2726 ! ! 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 13320 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 J1823-2726_X_a] 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. ! ! 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=1.001281Jy sigma=9.942571 ! Fit after self-cal, rms=0.966743Jy sigma=9.621340 ! 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=3.016 mas, bmaj=9.288 mas, bpa=20.34 degrees ! Estimated noise=2.06216 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 = 0.0239402 Jy ! Component: 100 - total flux cleaned = 0.0314712 Jy ! Total flux subtracted in 100 components = 0.0314712 Jy ! Clean residual min=-0.005071 max=0.005306 Jy/beam ! Clean residual mean=-0.000014 rms=0.002350 Jy/beam ! Combined flux in latest and established models = 0.0314712 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 0.0314712 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=0.057506Jy sigma=0.525943 ! Fit after self-cal, rms=0.056296Jy sigma=0.513915 ! 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=3.275 mas, bmaj=9.484 mas, bpa=19.01 degrees ! Estimated noise=0.627338 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 = 0.00995206 Jy ! Component: 100 - total flux cleaned = 0.01732 Jy ! Component: 150 - total flux cleaned = 0.0236107 Jy ! Component: 200 - total flux cleaned = 0.0290524 Jy ! Total flux subtracted in 200 components = 0.0290524 Jy ! Clean residual min=-0.006667 max=0.006236 Jy/beam ! Clean residual mean=-0.000009 rms=0.003243 Jy/beam ! Combined flux in latest and established models = 0.0605236 Jy ! Performing phase self-cal ! Adding 107 model components to the UV plane model. ! The established model now contains 127 components and 0.0605236 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=0.053163Jy sigma=0.489518 ! Fit after self-cal, rms=0.052943Jy sigma=0.487467 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.275 x 9.484 at 19.01 degrees (North through East) ! Clean map min=-0.006644 max=0.038061 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.35 FD 1.74 KP 1.99 LA 0.63 ! OV 1.11 PT 0.60 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.58 KP 2.07 LA 0.61 ! OV 1.19 PT 0.59 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 1.62 KP 2.07 LA 0.60 ! OV 1.02 PT 0.63 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.63 KP 1.85 LA 0.65 ! OV 1.13 PT 0.62 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.55 KP 1.93 LA 0.64 ! OV 1.09 PT 0.63 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.61 KP 1.83 LA 0.67 ! OV 0.91 PT 0.63 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.62 KP 1.79 LA 0.63 ! OV 1.05 PT 0.61 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.44 KP 1.77 LA 0.73 ! OV 0.90 PT 0.64 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.29 KP 1.60 LA 0.65 ! OV 0.93 PT 0.70 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.32 KP 1.55 LA 0.71 ! OV 0.94 PT 0.65 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.23 KP 1.58 LA 0.68 ! OV 0.92 PT 0.67 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 1.21 KP 1.48 LA 0.73 ! OV 0.93 PT 0.62 ! ! ! Fit before self-cal, rms=0.052943Jy sigma=0.487467 ! Fit after self-cal, rms=0.057152Jy sigma=0.446403 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.351 mas, bmaj=9.996 mas, bpa=17.19 degrees ! Estimated noise=0.605993 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 = 0.000987943 Jy ! Component: 100 - total flux cleaned = 0.00119518 Jy ! Component: 150 - total flux cleaned = 0.00132809 Jy ! Component: 200 - total flux cleaned = 0.00153994 Jy ! Total flux subtracted in 200 components = 0.00153994 Jy ! Clean residual min=-0.003315 max=0.005931 Jy/beam ! Clean residual mean=0.000007 rms=0.001429 Jy/beam ! Combined flux in latest and established models = 0.0620635 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 146 components and 0.0620635 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=0.057084Jy sigma=0.444660 ! Fit after self-cal, rms=0.058659Jy sigma=0.436099 ! 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=0.058659Jy sigma=0.436099 ! Fit after self-cal, rms=0.065047Jy sigma=0.430972 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.335 mas, bmaj=9.967 mas, bpa=16.31 degrees ! Estimated noise=0.604438 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119517 Jy ! Component: 100 - total flux cleaned = 0.00129625 Jy ! Component: 150 - total flux cleaned = 0.00135638 Jy ! Component: 200 - total flux cleaned = 0.00133011 Jy ! Total flux subtracted in 200 components = 0.00133011 Jy ! Clean residual min=-0.002075 max=0.003487 Jy/beam ! Clean residual mean=-0.000000 rms=0.000773 Jy/beam ! Combined flux in latest and established models = 0.0633936 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 160 components and 0.0633936 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=0.065018Jy sigma=0.430004 ! Fit after self-cal, rms=0.065326Jy sigma=0.429444 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 (-21.2, 30.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166352 Jy ! Component: 100 - total flux cleaned = 0.00173333 Jy ! Component: 150 - total flux cleaned = 0.00158902 Jy ! Component: 200 - total flux cleaned = 0.00137389 Jy ! Total flux subtracted in 200 components = 0.00137389 Jy ! Clean residual min=-0.002097 max=0.003020 Jy/beam ! Clean residual mean=-0.000000 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.0647675 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 192 components and 0.0647675 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=0.065123Jy sigma=0.427632 ! Fit after self-cal, rms=0.064798Jy sigma=0.426781 ! Inverting map ! Added new window around map position (12.2, -45). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00260907 Jy ! Component: 100 - total flux cleaned = 0.00277177 Jy ! Component: 150 - total flux cleaned = 0.00260857 Jy ! Component: 200 - total flux cleaned = 0.00251854 Jy ! Total flux subtracted in 200 components = 0.00251854 Jy ! Clean residual min=-0.001795 max=0.002195 Jy/beam ! Clean residual mean=-0.000003 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.067286 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 216 components and 0.067286 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=0.064562Jy sigma=0.425064 ! Fit after self-cal, rms=0.064127Jy sigma=0.424149 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219827 Jy ! Component: 100 - total flux cleaned = 0.00221265 Jy ! Component: 150 - total flux cleaned = 0.00198799 Jy ! Component: 200 - total flux cleaned = 0.00167521 Jy ! Total flux subtracted in 200 components = 0.00167521 Jy ! Clean residual min=-0.001711 max=0.001760 Jy/beam ! Clean residual mean=-0.000004 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.0689612 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 242 components and 0.0689612 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=0.063948Jy sigma=0.423175 ! Fit after self-cal, rms=0.063604Jy sigma=0.422568 ! 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=0.063604Jy sigma=0.422568 ! Fit after self-cal, rms=0.061334Jy sigma=0.421463 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.304 mas, bmaj=10.01 mas, bpa=16.07 degrees ! Estimated noise=0.581115 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133231 Jy ! Component: 100 - total flux cleaned = 0.00121488 Jy ! Component: 150 - total flux cleaned = 0.00101487 Jy ! Component: 200 - total flux cleaned = 0.000867816 Jy ! Total flux subtracted in 200 components = 0.000867816 Jy ! Clean residual min=-0.001056 max=0.001328 Jy/beam ! Clean residual mean=-0.000002 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.0698291 Jy selfcal ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 278 components and 0.0698291 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=0.061252Jy sigma=0.420769 ! Fit after self-cal, rms=0.061127Jy sigma=0.420194 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 = 0.00108808 Jy ! Component: 100 - total flux cleaned = 0.00106115 Jy ! Component: 150 - total flux cleaned = 0.000913553 Jy ! Component: 200 - total flux cleaned = 0.000754244 Jy ! Total flux subtracted in 200 components = 0.000754244 Jy ! Clean residual min=-0.001097 max=0.001209 Jy/beam ! Clean residual mean=-0.000004 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0705833 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 310 components and 0.0705833 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=0.061066Jy sigma=0.419784 ! Fit after self-cal, rms=0.060881Jy sigma=0.419452 ! 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=0.060881Jy sigma=0.419452 ! Fit after self-cal, rms=0.061542Jy sigma=0.419191 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.513 mas, bmaj=10.13 mas, bpa=15.16 degrees ! Estimated noise=0.577323 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000771711 Jy ! Component: 100 - total flux cleaned = 0.000618369 Jy ! Component: 150 - total flux cleaned = 0.000462446 Jy ! Component: 200 - total flux cleaned = 0.000346409 Jy ! Total flux subtracted in 200 components = 0.000346409 Jy ! Clean residual min=-0.000921 max=0.001064 Jy/beam ! Clean residual mean=-0.000002 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0709297 Jy selfcal ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 338 components and 0.0709297 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=0.061497Jy sigma=0.418853 ! Fit after self-cal, rms=0.061462Jy sigma=0.418568 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 = 0.000551158 Jy ! Component: 100 - total flux cleaned = 0.000391185 Jy ! Component: 150 - total flux cleaned = 0.000272104 Jy ! Component: 200 - total flux cleaned = 0.00012182 Jy ! Total flux subtracted in 200 components = 0.00012182 Jy ! Clean residual min=-0.000874 max=0.000989 Jy/beam ! Clean residual mean=-0.000002 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0710515 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 378 components and 0.0710516 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=0.061425Jy sigma=0.418327 ! Fit after self-cal, rms=0.061334Jy sigma=0.418098 ! 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=3.3 mas, bmaj=10.05 mas, bpa=15.98 degrees ! Estimated noise=0.576627 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.3 x 10.05 at 15.98 degrees (North through East) ! Clean map min=-0.0031094 max=0.035031 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=2.997 mas, bmaj=9.583 mas, bpa=16.8 degrees ! Estimated noise=1.95782 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0229713 Jy ! Component: 100 - total flux cleaned = 0.0316128 Jy ! Component: 150 - total flux cleaned = 0.0393698 Jy ! Component: 200 - total flux cleaned = 0.045828 Jy ! Total flux subtracted in 200 components = 0.045828 Jy ! Clean residual min=-0.004700 max=0.005007 Jy/beam ! Clean residual mean=-0.000018 rms=0.001658 Jy/beam ! Combined flux in latest and established models = 0.045828 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 47 model components to the UV plane model. ! The established model now contains 47 components and 0.045828 Jy ! Inverting map and beam ! Estimated beam: bmin=3.3 mas, bmaj=10.05 mas, bpa=15.98 degrees ! Estimated noise=0.576627 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 = 0.00671681 Jy ! Component: 100 - total flux cleaned = 0.011394 Jy ! Component: 150 - total flux cleaned = 0.0136945 Jy ! Component: 200 - total flux cleaned = 0.0157125 Jy ! Total flux subtracted in 200 components = 0.0157125 Jy ! Clean residual min=-0.002955 max=0.002667 Jy/beam ! Clean residual mean=-0.000006 rms=0.000946 Jy/beam ! Combined flux in latest and established models = 0.0615405 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 114 components and 0.0615405 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=3.513 mas, bmaj=10.13 mas, bpa=15.16 degrees ! Estimated noise=0.577323 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00177129 Jy ! Component: 100 - total flux cleaned = 0.00277423 Jy ! Component: 150 - total flux cleaned = 0.00331816 Jy ! Component: 200 - total flux cleaned = 0.00386425 Jy ! Total flux subtracted in 200 components = 0.00386425 Jy ! Clean residual min=-0.002024 max=0.001562 Jy/beam ! Clean residual mean=-0.000004 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.0654047 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 = 0.000420414 Jy ! Component: 100 - total flux cleaned = 0.000899682 Jy ! Component: 150 - total flux cleaned = 0.00127759 Jy ! Component: 200 - total flux cleaned = 0.00161724 Jy ! Total flux subtracted in 200 components = 0.00161724 Jy ! Clean residual min=-0.001532 max=0.001140 Jy/beam ! Clean residual mean=-0.000002 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.067022 Jy ! Adding 104 model components to the UV plane model. ! The established model now contains 205 components and 0.067022 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.3 mas, bmaj=10.05 mas, bpa=15.98 degrees ! Estimated noise=0.576627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000218334 Jy ! Component: 100 - total flux cleaned = 0.000492709 Jy ! Component: 150 - total flux cleaned = 0.000742391 Jy ! Component: 200 - total flux cleaned = 0.000912877 Jy ! Total flux subtracted in 200 components = 0.000912877 Jy ! Clean residual min=-0.001308 max=0.001057 Jy/beam ! Clean residual mean=-0.000001 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.0679349 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 240 components and 0.0679349 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=0.061346Jy sigma=0.418518 ! Fit after self-cal, rms=0.061184Jy sigma=0.418170 wmodel J1823-2726_X_a_map.mod ! Writing 240 model components to file: J1823-2726_X_a_map.mod wobs J1823-2726_X_a_uvs.fits ! Writing UV FITS file: J1823-2726_X_a_uvs.fits wwins J1823-2726_X_a_map.win ! wwins: Wrote 3 windows to J1823-2726_X_a_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 = -0.000305173 Jy ! Component: 100 - total flux cleaned = -0.000274451 Jy ! Component: 150 - total flux cleaned = -0.000260635 Jy ! Component: 200 - total flux cleaned = -0.000247966 Jy ! Component: 250 - total flux cleaned = -0.000222447 Jy ! Component: 300 - total flux cleaned = -0.000186502 Jy ! Component: 350 - total flux cleaned = -0.000152019 Jy ! Component: 400 - total flux cleaned = -7.49855e-05 Jy ! Component: 450 - total flux cleaned = 4.12661e-05 Jy ! Component: 500 - total flux cleaned = 0.000143423 Jy ! Component: 550 - total flux cleaned = 0.000242564 Jy ! Component: 600 - total flux cleaned = 0.000338983 Jy ! Component: 650 - total flux cleaned = 0.000451074 Jy ! Component: 700 - total flux cleaned = 0.000541951 Jy ! Component: 750 - total flux cleaned = 0.000577251 Jy ! Component: 800 - total flux cleaned = 0.000637655 Jy ! Component: 850 - total flux cleaned = 0.000671433 Jy ! Component: 900 - total flux cleaned = 0.000712785 Jy ! Component: 950 - total flux cleaned = 0.000769236 Jy ! Component: 1000 - total flux cleaned = 0.000808729 Jy ! Component: 1050 - total flux cleaned = 0.000816473 Jy ! Component: 1100 - total flux cleaned = 0.000839592 Jy ! Component: 1150 - total flux cleaned = 0.000847169 Jy ! Component: 1200 - total flux cleaned = 0.000869014 Jy ! Component: 1250 - total flux cleaned = 0.000897665 Jy ! Component: 1300 - total flux cleaned = 0.000862624 Jy ! Component: 1350 - total flux cleaned = 0.000862744 Jy ! Component: 1400 - total flux cleaned = 0.000855937 Jy ! Component: 1450 - total flux cleaned = 0.000849262 Jy ! Component: 1500 - total flux cleaned = 0.000836113 Jy ! Component: 1550 - total flux cleaned = 0.000823232 Jy ! Component: 1600 - total flux cleaned = 0.000842261 Jy ! Component: 1650 - total flux cleaned = 0.000835895 Jy ! Component: 1700 - total flux cleaned = 0.000805032 Jy ! Component: 1750 - total flux cleaned = 0.000762481 Jy ! Component: 1800 - total flux cleaned = 0.00075652 Jy ! Component: 1850 - total flux cleaned = 0.000738702 Jy ! Component: 1900 - total flux cleaned = 0.000721165 Jy ! Component: 1950 - total flux cleaned = 0.000692452 Jy ! Component: 2000 - total flux cleaned = 0.000692477 Jy ! Component: 2050 - total flux cleaned = 0.000686945 Jy ! Component: 2100 - total flux cleaned = 0.000681388 Jy ! Component: 2150 - total flux cleaned = 0.000686943 Jy ! Component: 2200 - total flux cleaned = 0.000708632 Jy ! Component: 2250 - total flux cleaned = 0.000692451 Jy ! Component: 2300 - total flux cleaned = 0.000697762 Jy ! Component: 2350 - total flux cleaned = 0.000692467 Jy ! Component: 2400 - total flux cleaned = 0.000697702 Jy ! Component: 2450 - total flux cleaned = 0.0006821 Jy ! Component: 2500 - total flux cleaned = 0.000682065 Jy ! Component: 2550 - total flux cleaned = 0.000671836 Jy ! Component: 2600 - total flux cleaned = 0.000671828 Jy ! Component: 2650 - total flux cleaned = 0.000656702 Jy ! Component: 2700 - total flux cleaned = 0.000661618 Jy ! Component: 2750 - total flux cleaned = 0.000636724 Jy ! Component: 2800 - total flux cleaned = 0.000616949 Jy ! Component: 2850 - total flux cleaned = 0.000592443 Jy ! Component: 2900 - total flux cleaned = 0.000577809 Jy ! Component: 2950 - total flux cleaned = 0.000572962 Jy ! Component: 3000 - total flux cleaned = 0.000563299 Jy ! Component: 3050 - total flux cleaned = 0.000539307 Jy ! Component: 3100 - total flux cleaned = 0.000529732 Jy ! Component: 3150 - total flux cleaned = 0.000515467 Jy ! Component: 3200 - total flux cleaned = 0.000506021 Jy ! Component: 3250 - total flux cleaned = 0.000491872 Jy ! Component: 3300 - total flux cleaned = 0.000477781 Jy ! Component: 3350 - total flux cleaned = 0.000459068 Jy ! Component: 3400 - total flux cleaned = 0.000459066 Jy ! Component: 3450 - total flux cleaned = 0.000440475 Jy ! Component: 3500 - total flux cleaned = 0.000431224 Jy ! Component: 3550 - total flux cleaned = 0.000431215 Jy ! Component: 3600 - total flux cleaned = 0.000412711 Jy ! Component: 3650 - total flux cleaned = 0.000403496 Jy ! Component: 3700 - total flux cleaned = 0.000408068 Jy ! Component: 3750 - total flux cleaned = 0.000403427 Jy ! Component: 3800 - total flux cleaned = 0.000389666 Jy ! Component: 3850 - total flux cleaned = 0.00039424 Jy ! Component: 3900 - total flux cleaned = 0.000375901 Jy ! Component: 3950 - total flux cleaned = 0.000362109 Jy ! Component: 4000 - total flux cleaned = 0.000352931 Jy ! Component: 4050 - total flux cleaned = 0.000343742 Jy ! Total flux subtracted in 4096 components = 0.000329995 Jy ! Clean residual min=-0.000249 max=0.000251 Jy/beam ! Clean residual mean=-0.000001 rms=0.000095 Jy/beam ! Combined flux in latest and established models = 0.0682649 Jy keep ! Adding 363 model components to the UV plane model. ! The established model now contains 600 components and 0.0682648 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1823-2726_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.3 x 10.05 at 15.98 degrees (North through East) ! Clean map min=-0.0022308 max=0.032202 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1823-2726_X_a_map.fits wmodel /image_prod/ug002_uva//J1823-2726_X_a_map.mod ! Writing 600 model components to file: /image_prod/ug002_uva//J1823-2726_X_a_map.mod wobs /image_prod/ug002_uva//J1823-2726_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1823-2726_X_a_uvs.fits wwins /image_prod/ug002_uva//J1823-2726_X_a_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1823-2726_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0322021 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.26495e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.863137 0.863137 1.72627 3.45255 6.90509 13.8102 27.6204 55.2407 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.032 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 347.569 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1823-2726_X_a_dfm.log closed on Thu Mar 5 03:42:53 2020