! Started logfile: /image_prod/ug002_uva//J0438-0848_X_dfm.log on Wed Mar 4 20:25:37 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//J0438-0848_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0438-0848_X_uva.fits ! AN table 1: 90 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.829762 visibilities/baseline/integration-bin. ! Found source: J0438-0848 ! ! 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 25092 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 J0438-0848_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003736Jy sigma=9.401996 ! Fit after self-cal, rms=0.947923Jy sigma=8.895099 ! 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=1.816 mas, bmaj=3.98 mas, bpa=1.93 degrees ! Estimated noise=0.94514 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 = 0.0355898 Jy ! Component: 100 - total flux cleaned = 0.0519832 Jy ! Total flux subtracted in 100 components = 0.0519832 Jy ! Clean residual min=-0.005255 max=0.009953 Jy/beam ! Clean residual mean=0.000063 rms=0.001754 Jy/beam ! Combined flux in latest and established models = 0.0519832 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0519832 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=0.063575Jy sigma=0.551371 ! Fit after self-cal, rms=0.062168Jy sigma=0.538368 ! Inverting map ! Added new window around map position (-1.8, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128978 Jy ! Component: 100 - total flux cleaned = 0.0214539 Jy ! Total flux subtracted in 100 components = 0.0214539 Jy ! Clean residual min=-0.003916 max=0.007638 Jy/beam ! Clean residual mean=0.000047 rms=0.001345 Jy/beam ! Combined flux in latest and established models = 0.0734371 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 35 components and 0.0734371 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=0.057935Jy sigma=0.496704 ! Fit after self-cal, rms=0.057742Jy sigma=0.495085 ! 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=2.13 mas, bmaj=4.205 mas, bpa=1.82 degrees ! Estimated noise=0.485387 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 = 0.0104579 Jy ! Component: 100 - total flux cleaned = 0.0170742 Jy ! Component: 150 - total flux cleaned = 0.0218237 Jy ! Component: 200 - total flux cleaned = 0.0254401 Jy ! Total flux subtracted in 200 components = 0.0254401 Jy ! Clean residual min=-0.003609 max=0.008608 Jy/beam ! Clean residual mean=0.000008 rms=0.001291 Jy/beam ! Combined flux in latest and established models = 0.0988772 Jy ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 87 components and 0.0988772 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=0.055473Jy sigma=0.473026 ! Fit after self-cal, rms=0.055296Jy sigma=0.471616 ! Inverting map ! Added new window around map position (4.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00746317 Jy ! Component: 100 - total flux cleaned = 0.0118023 Jy ! Component: 150 - total flux cleaned = 0.0151791 Jy ! Component: 200 - total flux cleaned = 0.0179304 Jy ! Total flux subtracted in 200 components = 0.0179304 Jy ! Clean residual min=-0.002452 max=0.003380 Jy/beam ! Clean residual mean=0.000002 rms=0.000779 Jy/beam ! Combined flux in latest and established models = 0.116808 Jy ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 138 components and 0.116808 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=0.054125Jy sigma=0.459669 ! Fit after self-cal, rms=0.053921Jy sigma=0.458397 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.13 x 4.205 at 1.82 degrees (North through East) ! Clean map min=-0.0023303 max=0.05451 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.79 KP 1.05 ! LA 0.95 NL 1.22 OV 0.96 PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.70 KP 1.05 ! LA 0.98 NL 1.15 OV 0.98 PT 0.85 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.73 KP 1.05 ! LA 0.96 NL 1.18 OV 0.96 PT 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.73 KP 1.02 ! LA 0.98 NL 1.15 OV 0.95 PT 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 0.71 KP 1.08 ! LA 0.96 NL 1.09 OV 0.90 PT 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.69 KP 1.03 ! LA 0.96 NL 1.12 OV 0.96 PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.65 KP 1.05 ! LA 1.00 NL 1.15 OV 0.96 PT 0.88 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.71 KP 1.06 ! LA 0.96 NL 1.11 OV 0.96 PT 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.62 KP 1.11 ! LA 0.99 NL 1.00 OV 0.94 PT 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 0.58 KP 1.07 ! LA 0.97 NL 1.24 OV 0.93 PT 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 0.73 KP 1.08 ! LA 1.00 NL 1.18 OV 1.00 PT 0.88 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.70 KP 1.01 ! LA 1.02 NL 1.05 OV 0.96 PT 0.92 ! ! ! Fit before self-cal, rms=0.053921Jy sigma=0.458397 ! Fit after self-cal, rms=0.049667Jy sigma=0.454653 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.103 mas, bmaj=4.298 mas, bpa=2.25 degrees ! Estimated noise=0.474176 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 = 0.00223682 Jy ! Component: 100 - total flux cleaned = 0.00354301 Jy ! Component: 150 - total flux cleaned = 0.00437108 Jy ! Component: 200 - total flux cleaned = 0.00510058 Jy ! Total flux subtracted in 200 components = 0.00510058 Jy ! Clean residual min=-0.001534 max=0.002318 Jy/beam ! Clean residual mean=-0.000003 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.121908 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 181 components and 0.121908 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=0.049539Jy sigma=0.453422 ! Fit after self-cal, rms=0.049519Jy sigma=0.452989 ! Inverting map ! Added new window around map position (26.2, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0020115 Jy ! Component: 100 - total flux cleaned = 0.00300833 Jy ! Component: 150 - total flux cleaned = 0.00372496 Jy ! Component: 200 - total flux cleaned = 0.00439809 Jy ! Total flux subtracted in 200 components = 0.00439809 Jy ! Clean residual min=-0.001361 max=0.001588 Jy/beam ! Clean residual mean=-0.000001 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.126306 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 230 components and 0.126306 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=0.049417Jy sigma=0.452046 ! Fit after self-cal, rms=0.049413Jy sigma=0.451921 ! 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=0.049413Jy sigma=0.451921 ! Fit after self-cal, rms=0.048679Jy sigma=0.450284 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.074 mas, bmaj=4.282 mas, bpa=2.012 degrees ! Estimated noise=0.467683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000937246 Jy ! Component: 100 - total flux cleaned = 0.00127828 Jy ! Component: 150 - total flux cleaned = 0.00168106 Jy ! Component: 200 - total flux cleaned = 0.00204071 Jy ! Total flux subtracted in 200 components = 0.00204071 Jy ! Clean residual min=-0.000982 max=0.001208 Jy/beam ! Clean residual mean=-0.000000 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.128347 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 254 components and 0.128347 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=0.048646Jy sigma=0.450012 ! Fit after self-cal, rms=0.048659Jy sigma=0.449899 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 (-21.8, -37.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000453868 Jy ! Component: 100 - total flux cleaned = 0.000395221 Jy ! Component: 150 - total flux cleaned = 0.000480723 Jy ! Component: 200 - total flux cleaned = 0.000520688 Jy ! Total flux subtracted in 200 components = 0.000520688 Jy ! Clean residual min=-0.000906 max=0.000985 Jy/beam ! Clean residual mean=-0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.128868 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 274 components and 0.128868 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=0.048629Jy sigma=0.449635 ! Fit after self-cal, rms=0.048624Jy sigma=0.449602 ! 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=0.048624Jy sigma=0.449602 ! Fit after self-cal, rms=0.048749Jy sigma=0.449392 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.063 mas, bmaj=4.277 mas, bpa=1.629 degrees ! Estimated noise=0.464539 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000567949 Jy ! Component: 100 - total flux cleaned = 0.00086866 Jy ! Component: 150 - total flux cleaned = 0.00117636 Jy ! Component: 200 - total flux cleaned = 0.00144034 Jy ! Total flux subtracted in 200 components = 0.00144034 Jy ! Clean residual min=-0.000773 max=0.000941 Jy/beam ! Clean residual mean=-0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.130308 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 298 components and 0.130308 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=0.048730Jy sigma=0.449241 ! Fit after self-cal, rms=0.048744Jy sigma=0.449216 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 = 0.000165294 Jy ! Component: 100 - total flux cleaned = 0.000330054 Jy ! Component: 150 - total flux cleaned = 0.000483655 Jy ! Component: 200 - total flux cleaned = 0.000641961 Jy ! Total flux subtracted in 200 components = 0.000641961 Jy ! Clean residual min=-0.000747 max=0.000888 Jy/beam ! Clean residual mean=-0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.13095 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 310 components and 0.13095 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=0.048733Jy sigma=0.449138 ! Fit after self-cal, rms=0.048732Jy sigma=0.449132 ! 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=0.048732Jy sigma=0.449132 ! Fit after self-cal, rms=0.048797Jy sigma=0.449114 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.51 mas, bmaj=4.536 mas, bpa=1.895 degrees ! Estimated noise=0.482791 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000513125 Jy ! Component: 100 - total flux cleaned = 0.000775315 Jy ! Component: 150 - total flux cleaned = 0.000935934 Jy ! Component: 200 - total flux cleaned = 0.00109736 Jy ! Total flux subtracted in 200 components = 0.00109736 Jy ! Clean residual min=-0.000742 max=0.000867 Jy/beam ! Clean residual mean=0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.132047 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 340 components and 0.132047 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=0.048788Jy sigma=0.449046 ! Fit after self-cal, rms=0.048791Jy sigma=0.449036 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 = 0.00014171 Jy ! Component: 100 - total flux cleaned = 0.000216835 Jy ! Component: 150 - total flux cleaned = 0.000298257 Jy ! Component: 200 - total flux cleaned = 0.000342002 Jy ! Total flux subtracted in 200 components = 0.000342002 Jy ! Clean residual min=-0.000727 max=0.000835 Jy/beam ! Clean residual mean=-0.000000 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.132389 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 356 components and 0.132389 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=0.048785Jy sigma=0.448992 ! Fit after self-cal, rms=0.048783Jy sigma=0.448989 ! 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=2.058 mas, bmaj=4.274 mas, bpa=1.459 degrees ! Estimated noise=0.463713 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.058 x 4.274 at 1.459 degrees (North through East) ! Clean map min=-0.00097939 max=0.052424 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=1.749 mas, bmaj=4.04 mas, bpa=1.466 degrees ! Estimated noise=0.894247 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0344218 Jy ! Component: 100 - total flux cleaned = 0.05343 Jy ! Component: 150 - total flux cleaned = 0.06644 Jy ! Component: 200 - total flux cleaned = 0.0758724 Jy ! Total flux subtracted in 200 components = 0.0758724 Jy ! Clean residual min=-0.003912 max=0.005392 Jy/beam ! Clean residual mean=0.000037 rms=0.001162 Jy/beam ! Combined flux in latest and established models = 0.0758724 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 34 model components to the UV plane model. ! The established model now contains 34 components and 0.0758724 Jy ! Inverting map and beam ! Estimated beam: bmin=2.058 mas, bmaj=4.274 mas, bpa=1.459 degrees ! Estimated noise=0.463713 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 = 0.0104075 Jy ! Component: 100 - total flux cleaned = 0.017659 Jy ! Component: 150 - total flux cleaned = 0.0230732 Jy ! Component: 200 - total flux cleaned = 0.0272991 Jy ! Total flux subtracted in 200 components = 0.0272991 Jy ! Clean residual min=-0.002571 max=0.002691 Jy/beam ! Clean residual mean=0.000004 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.103172 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 84 components and 0.103171 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=2.51 mas, bmaj=4.536 mas, bpa=1.895 degrees ! Estimated noise=0.482791 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00428595 Jy ! Component: 100 - total flux cleaned = 0.00773604 Jy ! Component: 150 - total flux cleaned = 0.0106383 Jy ! Component: 200 - total flux cleaned = 0.0131076 Jy ! Total flux subtracted in 200 components = 0.0131076 Jy ! Clean residual min=-0.001763 max=0.001888 Jy/beam ! Clean residual mean=0.000002 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.116279 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 = 0.00211648 Jy ! Component: 100 - total flux cleaned = 0.00393673 Jy ! Component: 150 - total flux cleaned = 0.00550667 Jy ! Component: 200 - total flux cleaned = 0.00686649 Jy ! Total flux subtracted in 200 components = 0.00686649 Jy ! Clean residual min=-0.001200 max=0.001295 Jy/beam ! Clean residual mean=0.000001 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.123146 Jy ! Adding 145 model components to the UV plane model. ! The established model now contains 216 components and 0.123146 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.058 mas, bmaj=4.274 mas, bpa=1.459 degrees ! Estimated noise=0.463713 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000939894 Jy ! Component: 100 - total flux cleaned = 0.00167155 Jy ! Component: 150 - total flux cleaned = 0.00230776 Jy ! Component: 200 - total flux cleaned = 0.00280421 Jy ! Total flux subtracted in 200 components = 0.00280421 Jy ! Clean residual min=-0.000893 max=0.001083 Jy/beam ! Clean residual mean=0.000000 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.12595 Jy selfcal ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 257 components and 0.12595 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=0.048848Jy sigma=0.449569 ! Fit after self-cal, rms=0.048837Jy sigma=0.449492 wmodel J0438-0848_X_map.mod ! Writing 257 model components to file: J0438-0848_X_map.mod wobs J0438-0848_X_uvs.fits ! Writing UV FITS file: J0438-0848_X_uvs.fits wwins J0438-0848_X_map.win ! wwins: Wrote 5 windows to J0438-0848_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 = 0.000381481 Jy ! Component: 100 - total flux cleaned = 0.000652294 Jy ! Component: 150 - total flux cleaned = 0.000771078 Jy ! Component: 200 - total flux cleaned = 0.000800026 Jy ! Component: 250 - total flux cleaned = 0.000827137 Jy ! Component: 300 - total flux cleaned = 0.000827494 Jy ! Component: 350 - total flux cleaned = 0.000777582 Jy ! Component: 400 - total flux cleaned = 0.000729078 Jy ! Component: 450 - total flux cleaned = 0.000705236 Jy ! Component: 500 - total flux cleaned = 0.000636244 Jy ! Component: 550 - total flux cleaned = 0.000614185 Jy ! Component: 600 - total flux cleaned = 0.000571032 Jy ! Component: 650 - total flux cleaned = 0.0005714 Jy ! Component: 700 - total flux cleaned = 0.000581926 Jy ! Component: 750 - total flux cleaned = 0.000592013 Jy ! Component: 800 - total flux cleaned = 0.000601757 Jy ! Component: 850 - total flux cleaned = 0.000591969 Jy ! Component: 900 - total flux cleaned = 0.000563409 Jy ! Component: 950 - total flux cleaned = 0.000572688 Jy ! Component: 1000 - total flux cleaned = 0.000563512 Jy ! Component: 1050 - total flux cleaned = 0.000536568 Jy ! Component: 1100 - total flux cleaned = 0.000510181 Jy ! Component: 1150 - total flux cleaned = 0.000510171 Jy ! Component: 1200 - total flux cleaned = 0.000510285 Jy ! Component: 1250 - total flux cleaned = 0.000493665 Jy ! Component: 1300 - total flux cleaned = 0.000518439 Jy ! Component: 1350 - total flux cleaned = 0.000518398 Jy ! Component: 1400 - total flux cleaned = 0.000534362 Jy ! Component: 1450 - total flux cleaned = 0.000542074 Jy ! Component: 1500 - total flux cleaned = 0.000549783 Jy ! Component: 1550 - total flux cleaned = 0.000572731 Jy ! Component: 1600 - total flux cleaned = 0.000565182 Jy ! Component: 1650 - total flux cleaned = 0.000587619 Jy ! Component: 1700 - total flux cleaned = 0.000617007 Jy ! Component: 1750 - total flux cleaned = 0.000638684 Jy ! Component: 1800 - total flux cleaned = 0.000645733 Jy ! Component: 1850 - total flux cleaned = 0.000652889 Jy ! Component: 1900 - total flux cleaned = 0.000694967 Jy ! Component: 1950 - total flux cleaned = 0.00071562 Jy ! Component: 2000 - total flux cleaned = 0.000729333 Jy ! Component: 2050 - total flux cleaned = 0.000776365 Jy ! Component: 2100 - total flux cleaned = 0.000789596 Jy ! Component: 2150 - total flux cleaned = 0.000802777 Jy ! Component: 2200 - total flux cleaned = 0.000848181 Jy ! Component: 2250 - total flux cleaned = 0.000861086 Jy ! Component: 2300 - total flux cleaned = 0.000880094 Jy ! Component: 2350 - total flux cleaned = 0.000917721 Jy ! Component: 2400 - total flux cleaned = 0.000899098 Jy ! Component: 2450 - total flux cleaned = 0.000917608 Jy ! Component: 2500 - total flux cleaned = 0.000954156 Jy ! Component: 2550 - total flux cleaned = 0.00098435 Jy ! Component: 2600 - total flux cleaned = 0.00100815 Jy ! Component: 2650 - total flux cleaned = 0.00102596 Jy ! Component: 2700 - total flux cleaned = 0.00106689 Jy ! Component: 2750 - total flux cleaned = 0.00110162 Jy ! Component: 2800 - total flux cleaned = 0.00113037 Jy ! Component: 2850 - total flux cleaned = 0.00113604 Jy ! Component: 2900 - total flux cleaned = 0.00116429 Jy ! Component: 2950 - total flux cleaned = 0.00119789 Jy ! Component: 3000 - total flux cleaned = 0.0012035 Jy ! Component: 3050 - total flux cleaned = 0.00127498 Jy ! Component: 3100 - total flux cleaned = 0.00127495 Jy ! Component: 3150 - total flux cleaned = 0.00131813 Jy ! Component: 3200 - total flux cleaned = 0.00132886 Jy ! Component: 3250 - total flux cleaned = 0.00135017 Jy ! Component: 3300 - total flux cleaned = 0.00140298 Jy ! Component: 3350 - total flux cleaned = 0.00142915 Jy ! Component: 3400 - total flux cleaned = 0.0014758 Jy ! Component: 3450 - total flux cleaned = 0.00150146 Jy ! Component: 3500 - total flux cleaned = 0.00153727 Jy ! Component: 3550 - total flux cleaned = 0.00156767 Jy ! Component: 3600 - total flux cleaned = 0.00160789 Jy ! Component: 3650 - total flux cleaned = 0.00165778 Jy ! Component: 3700 - total flux cleaned = 0.00168758 Jy ! Component: 3750 - total flux cleaned = 0.00172685 Jy ! Component: 3800 - total flux cleaned = 0.0017513 Jy ! Component: 3850 - total flux cleaned = 0.00178031 Jy ! Component: 3900 - total flux cleaned = 0.00181399 Jy ! Component: 3950 - total flux cleaned = 0.00185227 Jy ! Component: 4000 - total flux cleaned = 0.00188546 Jy ! Component: 4050 - total flux cleaned = 0.00189019 Jy ! Total flux subtracted in 4096 components = 0.001923 Jy ! Clean residual min=-0.000265 max=0.000288 Jy/beam ! Clean residual mean=0.000000 rms=0.000097 Jy/beam ! Combined flux in latest and established models = 0.127873 Jy keep ! Adding 352 model components to the UV plane model. ! The established model now contains 609 components and 0.127873 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0438-0848_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.058 x 4.274 at 1.459 degrees (North through East) ! Clean map min=-0.00059101 max=0.052483 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0438-0848_X_map.fits wmodel /image_prod/ug002_uva//J0438-0848_X_map.mod ! Writing 609 model components to file: /image_prod/ug002_uva//J0438-0848_X_map.mod wobs /image_prod/ug002_uva//J0438-0848_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0438-0848_X_uvs.fits wwins /image_prod/ug002_uva//J0438-0848_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0438-0848_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0524825 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.73773e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.556627 0.556627 1.11325 2.22651 4.45302 8.90603 17.8121 35.6241 71.2483 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.052 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 538.96 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0438-0848_X_dfm.log closed on Wed Mar 4 20:25:43 2020