! Started logfile: /image_prod/ug002_uva//J0520-0240_X_dfm.log on Wed Mar 4 20:47:57 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//J0520-0240_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0520-0240_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! AN table 2: 30 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0520-0240 ! ! 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 30240 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 J0520-0240_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. ! ! 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=1.002542Jy sigma=9.088134 ! Fit after self-cal, rms=0.971371Jy sigma=8.821995 ! 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=0.6596 mas, bmaj=1.961 mas, bpa=-10.28 degrees ! Estimated noise=0.806394 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 = 0.0237209 Jy ! Component: 100 - total flux cleaned = 0.0289002 Jy ! Total flux subtracted in 100 components = 0.0289002 Jy ! Clean residual min=-0.003480 max=0.002987 Jy/beam ! Clean residual mean=0.000000 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.0289002 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0289002 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=0.058061Jy sigma=0.479443 ! Fit after self-cal, rms=0.056387Jy sigma=0.462600 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00347379 Jy ! Component: 100 - total flux cleaned = 0.00334822 Jy ! Total flux subtracted in 100 components = 0.00334822 Jy ! Clean residual min=-0.003497 max=0.002995 Jy/beam ! Clean residual mean=0.000001 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.0322484 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.0322484 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=0.056170Jy sigma=0.461625 ! Fit after self-cal, rms=0.056143Jy sigma=0.461512 ! 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=0.8524 mas, bmaj=2.313 mas, bpa=-10.7 degrees ! Estimated noise=0.454896 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 = -0.000895332 Jy ! Component: 100 - total flux cleaned = -0.00105333 Jy ! Component: 150 - total flux cleaned = -0.00117072 Jy ! Component: 200 - total flux cleaned = -0.00125441 Jy ! Total flux subtracted in 200 components = -0.00125441 Jy ! Clean residual min=-0.002323 max=0.002174 Jy/beam ! Clean residual mean=0.000002 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.030994 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 18 components and 0.030994 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=0.056108Jy sigma=0.461190 ! Fit after self-cal, rms=0.056076Jy sigma=0.461080 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8524 x 2.313 at -10.7 degrees (North through East) ! Clean map min=-0.0020909 max=0.033155 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.69 KP 1.16 ! LA 1.03 MK 1.01 NL 1.12 OV 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 HN 0.87 KP 1.20 LA 0.98 ! MK 0.96 NL 1.33 OV 1.19 SC 1.14 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.90 HN 0.71 KP 1.17 ! LA 1.07 MK 0.96 NL 1.28 OV 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 HN 0.75 KP 1.19 LA 1.14 ! MK 1.14 NL 1.30 OV 1.04 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.70 KP 1.16 ! LA 0.89 MK 1.01 NL 1.27 OV 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 HN 0.84 KP 1.29 LA 0.97 ! MK 1.03 NL 1.23 OV 1.07 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.70 KP 1.22 ! LA 0.97 MK 1.11 NL 1.29 OV 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 0.69 KP 1.30 LA 1.09 ! MK 1.21 NL 1.25 OV 0.97 SC 1.17 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.07 HN 0.69 KP 1.17 ! LA 0.95 MK 1.04 NL 1.21 OV 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 HN 0.81 KP 1.32 LA 0.91 ! MK 1.09 NL 1.28 OV 1.15 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.92 HN 0.65 KP 1.25 ! LA 1.01 MK 1.01 NL 1.30 OV 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 HN 0.66 KP 1.35 LA 0.85 ! MK 1.14 NL 1.37 OV 1.16 SC 1.12 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.07 HN 0.68 KP 1.27 ! LA 0.91 MK 0.97 NL 1.44 OV 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 0.71 KP 1.58 LA 1.01 ! MK 1.13 NL 1.27 OV 0.95 SC 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.95 HN 0.61 KP 1.19 ! LA 0.97 MK 1.08 NL 1.21 OV 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 0.58 KP 1.33 LA 0.96 ! MK 1.04 NL 1.31 OV 1.17 SC 1.06 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.98 HN 0.60 KP 1.27 ! LA 0.91 MK 0.94 NL 1.42 OV 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 HN 0.63 KP 1.29 LA 0.98 ! MK 1.14 NL 1.22 OV 1.05 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 0.89 HN 0.63 KP 1.25 ! LA 1.03 MK 1.00 NL 1.35 OV 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 0.61 KP 1.20 LA 0.94 ! MK 1.13 NL 1.27 OV 1.02 SC 0.87 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 0.92 HN 0.60 KP 1.28 ! LA 0.84 MK 0.87 NL 1.18 OV 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 HN 0.67 KP 1.36 LA 0.97 ! MK 0.92 NL 1.36 OV 1.04 SC 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.85 HN 0.56 KP 1.20 ! LA 0.95 MK 0.80 NL 1.21 OV 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.79 HN 0.61 KP 1.20 LA 1.10 ! MK 0.85 NL 1.14 OV 1.14 SC 0.96 ! ! ! Fit before self-cal, rms=0.056076Jy sigma=0.461080 ! Fit after self-cal, rms=0.050586Jy sigma=0.453939 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.827 mas, bmaj=2.31 mas, bpa=-10.83 degrees ! Estimated noise=0.449273 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 (1.4, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000520218 Jy ! Component: 100 - total flux cleaned = 0.000729197 Jy ! Component: 150 - total flux cleaned = 0.000850986 Jy ! Component: 200 - total flux cleaned = 0.000901465 Jy ! Total flux subtracted in 200 components = 0.000901465 Jy ! Clean residual min=-0.000916 max=0.001049 Jy/beam ! Clean residual mean=0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0318955 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 37 components and 0.0318955 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=0.050556Jy sigma=0.453673 ! Fit after self-cal, rms=0.050882Jy sigma=0.450615 ! 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=0.050882Jy sigma=0.450615 ! Fit after self-cal, rms=0.052848Jy sigma=0.448838 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.817 mas, bmaj=2.311 mas, bpa=-10.84 degrees ! Estimated noise=0.450381 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000191181 Jy ! Component: 100 - total flux cleaned = 0.000256082 Jy ! Component: 150 - total flux cleaned = 0.000337128 Jy ! Component: 200 - total flux cleaned = 0.000301811 Jy ! Total flux subtracted in 200 components = 0.000301811 Jy ! Clean residual min=-0.000832 max=0.000872 Jy/beam ! Clean residual mean=0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0321973 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 50 components and 0.0321973 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=0.052836Jy sigma=0.448745 ! Fit after self-cal, rms=0.053291Jy sigma=0.447580 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 (37.4, 29). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000511279 Jy ! Component: 100 - total flux cleaned = 0.000548283 Jy ! Component: 150 - total flux cleaned = 0.000571499 Jy ! Component: 200 - total flux cleaned = 0.000553647 Jy ! Total flux subtracted in 200 components = 0.000553647 Jy ! Clean residual min=-0.000924 max=0.000771 Jy/beam ! Clean residual mean=0.000001 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0327509 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 58 components and 0.0327509 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=0.053262Jy sigma=0.447354 ! Fit after self-cal, rms=0.053304Jy sigma=0.447258 ! 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=0.053304Jy sigma=0.447258 ! Fit after self-cal, rms=0.055543Jy sigma=0.446897 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8128 mas, bmaj=2.321 mas, bpa=-10.9 degrees ! Estimated noise=0.454374 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000498294 Jy ! Component: 100 - total flux cleaned = 0.000609964 Jy ! Component: 150 - total flux cleaned = 0.000659628 Jy ! Component: 200 - total flux cleaned = 0.000716927 Jy ! Total flux subtracted in 200 components = 0.000716927 Jy ! Clean residual min=-0.000789 max=0.000755 Jy/beam ! Clean residual mean=0.000001 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.0334679 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 68 components and 0.0334679 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=0.055528Jy sigma=0.446809 ! Fit after self-cal, rms=0.055830Jy sigma=0.446427 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 = 0.000187939 Jy ! Component: 100 - total flux cleaned = 0.000172499 Jy ! Component: 150 - total flux cleaned = 0.000143381 Jy ! Component: 200 - total flux cleaned = 0.000117116 Jy ! Total flux subtracted in 200 components = 0.000117116 Jy ! Clean residual min=-0.000898 max=0.000806 Jy/beam ! Clean residual mean=0.000001 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.033585 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 83 components and 0.033585 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=0.055817Jy sigma=0.446375 ! Fit after self-cal, rms=0.055832Jy sigma=0.446348 ! 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=0.055832Jy sigma=0.446348 ! Fit after self-cal, rms=0.057265Jy sigma=0.446219 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.859 mas, bmaj=3.422 mas, bpa=-5.375 degrees ! Estimated noise=0.629608 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000459777 Jy ! Component: 100 - total flux cleaned = 0.000671207 Jy ! Component: 150 - total flux cleaned = 0.000753311 Jy ! Component: 200 - total flux cleaned = 0.000785613 Jy ! Total flux subtracted in 200 components = 0.000785613 Jy ! Clean residual min=-0.000856 max=0.000852 Jy/beam ! Clean residual mean=0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0343706 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 101 components and 0.0343706 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=0.057259Jy sigma=0.446187 ! Fit after self-cal, rms=0.057442Jy sigma=0.446068 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 = 0.000149406 Jy ! Component: 100 - total flux cleaned = 0.000149661 Jy ! Component: 150 - total flux cleaned = 0.000113871 Jy ! Component: 200 - total flux cleaned = 0.000105677 Jy ! Total flux subtracted in 200 components = 0.000105677 Jy ! Clean residual min=-0.000928 max=0.000830 Jy/beam ! Clean residual mean=0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0344763 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 116 components and 0.0344763 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=0.057438Jy sigma=0.446064 ! Fit after self-cal, rms=0.057441Jy sigma=0.446030 ! 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=0.8091 mas, bmaj=2.33 mas, bpa=-10.99 degrees ! Estimated noise=0.45621 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8091 x 2.33 at -10.99 degrees (North through East) ! Clean map min=-0.00118 max=0.03222 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=0.633 mas, bmaj=2.03 mas, bpa=-11.27 degrees ! Estimated noise=0.771363 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0251057 Jy ! Component: 100 - total flux cleaned = 0.0303808 Jy ! Component: 150 - total flux cleaned = 0.0320458 Jy ! Component: 200 - total flux cleaned = 0.0333096 Jy ! Total flux subtracted in 200 components = 0.0333096 Jy ! Clean residual min=-0.001798 max=0.001555 Jy/beam ! Clean residual mean=0.000000 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.0333096 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0333096 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8091 mas, bmaj=2.33 mas, bpa=-10.99 degrees ! Estimated noise=0.45621 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 = 0.000944665 Jy ! Component: 100 - total flux cleaned = 0.00124206 Jy ! Component: 150 - total flux cleaned = 0.00116976 Jy ! Component: 200 - total flux cleaned = 0.00123405 Jy ! Total flux subtracted in 200 components = 0.00123405 Jy ! Clean residual min=-0.001119 max=0.000821 Jy/beam ! Clean residual mean=0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0345436 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 32 components and 0.0345436 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=1.859 mas, bmaj=3.422 mas, bpa=-5.375 degrees ! Estimated noise=0.629608 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00020201 Jy ! Component: 100 - total flux cleaned = 0.00011016 Jy ! Component: 150 - total flux cleaned = 0.000127283 Jy ! Component: 200 - total flux cleaned = 0.00011204 Jy ! Total flux subtracted in 200 components = 0.00011204 Jy ! Clean residual min=-0.001041 max=0.000899 Jy/beam ! Clean residual mean=0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0346557 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 = -1.80001e-07 Jy ! Component: 100 - total flux cleaned = -1.20462e-05 Jy ! Component: 150 - total flux cleaned = -2.23122e-05 Jy ! Component: 200 - total flux cleaned = -4.13827e-05 Jy ! Total flux subtracted in 200 components = -4.13827e-05 Jy ! Clean residual min=-0.000995 max=0.000907 Jy/beam ! Clean residual mean=0.000001 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0346143 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 77 components and 0.0346143 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8091 mas, bmaj=2.33 mas, bpa=-10.99 degrees ! Estimated noise=0.45621 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.88646e-05 Jy ! Component: 100 - total flux cleaned = 0.000149548 Jy ! Component: 150 - total flux cleaned = 9.82509e-05 Jy ! Component: 200 - total flux cleaned = 9.93283e-05 Jy ! Total flux subtracted in 200 components = 9.93283e-05 Jy ! Clean residual min=-0.000949 max=0.000856 Jy/beam ! Clean residual mean=0.000001 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0347136 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 90 components and 0.0347136 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=0.057437Jy sigma=0.446176 ! Fit after self-cal, rms=0.057422Jy sigma=0.446105 wmodel J0520-0240_X_map.mod ! Writing 90 model components to file: J0520-0240_X_map.mod wobs J0520-0240_X_uvs.fits ! Writing UV FITS file: J0520-0240_X_uvs.fits wwins J0520-0240_X_map.win ! wwins: Wrote 3 windows to J0520-0240_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 = -0.00018398 Jy ! Component: 100 - total flux cleaned = -0.000379464 Jy ! Component: 150 - total flux cleaned = -0.00045725 Jy ! Component: 200 - total flux cleaned = -0.000494078 Jy ! Component: 250 - total flux cleaned = -0.000542005 Jy ! Component: 300 - total flux cleaned = -0.000612268 Jy ! Component: 350 - total flux cleaned = -0.0006468 Jy ! Component: 400 - total flux cleaned = -0.000713948 Jy ! Component: 450 - total flux cleaned = -0.000757858 Jy ! Component: 500 - total flux cleaned = -0.000768756 Jy ! Component: 550 - total flux cleaned = -0.000800563 Jy ! Component: 600 - total flux cleaned = -0.000810951 Jy ! Component: 650 - total flux cleaned = -0.000821045 Jy ! Component: 700 - total flux cleaned = -0.000790916 Jy ! Component: 750 - total flux cleaned = -0.000790918 Jy ! Component: 800 - total flux cleaned = -0.000771647 Jy ! Component: 850 - total flux cleaned = -0.000781185 Jy ! Component: 900 - total flux cleaned = -0.000743375 Jy ! Component: 950 - total flux cleaned = -0.000715377 Jy ! Component: 1000 - total flux cleaned = -0.000678594 Jy ! Component: 1050 - total flux cleaned = -0.000669431 Jy ! Component: 1100 - total flux cleaned = -0.000615436 Jy ! Component: 1150 - total flux cleaned = -0.000588816 Jy ! Component: 1200 - total flux cleaned = -0.00057109 Jy ! Component: 1250 - total flux cleaned = -0.000518804 Jy ! Component: 1300 - total flux cleaned = -0.000501652 Jy ! Component: 1350 - total flux cleaned = -0.000476122 Jy ! Component: 1400 - total flux cleaned = -0.000459313 Jy ! Component: 1450 - total flux cleaned = -0.000467474 Jy ! Component: 1500 - total flux cleaned = -0.000426178 Jy ! Component: 1550 - total flux cleaned = -0.000401635 Jy ! Component: 1600 - total flux cleaned = -0.000377381 Jy ! Component: 1650 - total flux cleaned = -0.000369394 Jy ! Component: 1700 - total flux cleaned = -0.000345514 Jy ! Component: 1750 - total flux cleaned = -0.00036118 Jy ! Component: 1800 - total flux cleaned = -0.000329905 Jy ! Component: 1850 - total flux cleaned = -0.000283705 Jy ! Component: 1900 - total flux cleaned = -0.000276012 Jy ! Component: 1950 - total flux cleaned = -0.000245753 Jy ! Component: 2000 - total flux cleaned = -0.000223351 Jy ! Component: 2050 - total flux cleaned = -0.000215949 Jy ! Component: 2100 - total flux cleaned = -0.000179266 Jy ! Component: 2150 - total flux cleaned = -0.000150123 Jy ! Component: 2200 - total flux cleaned = -0.000157276 Jy ! Component: 2250 - total flux cleaned = -0.000150021 Jy ! Component: 2300 - total flux cleaned = -9.31685e-05 Jy ! Component: 2350 - total flux cleaned = -0.000114362 Jy ! Component: 2400 - total flux cleaned = -7.95052e-05 Jy ! Component: 2450 - total flux cleaned = -8.64507e-05 Jy ! Component: 2500 - total flux cleaned = -7.95015e-05 Jy ! Component: 2550 - total flux cleaned = -5.91065e-05 Jy ! Component: 2600 - total flux cleaned = -6.59156e-05 Jy ! Component: 2650 - total flux cleaned = -5.92519e-05 Jy ! Component: 2700 - total flux cleaned = -6.57786e-05 Jy ! Component: 2750 - total flux cleaned = -2.617e-05 Jy ! Component: 2800 - total flux cleaned = -3.27412e-05 Jy ! Component: 2850 - total flux cleaned = -6.75244e-06 Jy ! Component: 2900 - total flux cleaned = 2.55839e-05 Jy ! Component: 2950 - total flux cleaned = 6.34907e-06 Jy ! Component: 3000 - total flux cleaned = 6.351e-06 Jy ! Component: 3050 - total flux cleaned = 1.89564e-05 Jy ! Component: 3100 - total flux cleaned = 1.26753e-05 Jy ! Component: 3150 - total flux cleaned = 3.75722e-05 Jy ! Component: 3200 - total flux cleaned = 4.98718e-05 Jy ! Component: 3250 - total flux cleaned = 6.82422e-05 Jy ! Component: 3300 - total flux cleaned = 7.4427e-05 Jy ! Component: 3350 - total flux cleaned = 8.04139e-05 Jy ! Component: 3400 - total flux cleaned = 7.44498e-05 Jy ! Component: 3450 - total flux cleaned = 0.00011026 Jy ! Component: 3500 - total flux cleaned = 0.000122091 Jy ! Component: 3550 - total flux cleaned = 0.000127965 Jy ! Component: 3600 - total flux cleaned = 0.000151454 Jy ! Component: 3650 - total flux cleaned = 0.00016894 Jy ! Component: 3700 - total flux cleaned = 0.000163175 Jy ! Component: 3750 - total flux cleaned = 0.000197667 Jy ! Component: 3800 - total flux cleaned = 0.00022053 Jy ! Component: 3850 - total flux cleaned = 0.000197792 Jy ! Component: 3900 - total flux cleaned = 0.000225995 Jy ! Component: 3950 - total flux cleaned = 0.000248387 Jy ! Component: 4000 - total flux cleaned = 0.000265036 Jy ! Component: 4050 - total flux cleaned = 0.000265046 Jy ! Total flux subtracted in 4096 components = 0.000276034 Jy ! Clean residual min=-0.000333 max=0.000303 Jy/beam ! Clean residual mean=0.000000 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.0349896 Jy keep ! Adding 292 model components to the UV plane model. ! The established model now contains 382 components and 0.0349897 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0520-0240_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8091 x 2.33 at -10.99 degrees (North through East) ! Clean map min=-0.0013433 max=0.031447 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0520-0240_X_map.fits wmodel /image_prod/ug002_uva//J0520-0240_X_map.mod ! Writing 382 model components to file: /image_prod/ug002_uva//J0520-0240_X_map.mod wobs /image_prod/ug002_uva//J0520-0240_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0520-0240_X_uvs.fits wwins /image_prod/ug002_uva//J0520-0240_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0520-0240_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0314472 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.34171e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.891179 0.891179 1.78236 3.56472 7.12943 14.2589 28.5177 57.0355 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 336.632 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0520-0240_X_dfm.log closed on Wed Mar 4 20:48:01 2020