! Started logfile: /image_prod/ug002_uva//J1822+8257_X_dfm.log on Thu Mar 5 03:42:25 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//J1822+8257_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1822+8257_X_uva.fits ! AN table 1: 30 integrations on 28 of 28 possible baselines. ! AN table 2: 30 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.789286 visibilities/baseline/integration-bin. ! Found source: J1822+8257 ! ! 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 15912 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 J1822+8257_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 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005086Jy sigma=8.936245 ! Fit after self-cal, rms=0.939671Jy sigma=8.340753 ! 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=0.6955 mas, bmaj=0.9095 mas, bpa=-0.7234 degrees ! Estimated noise=1.37346 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 = 0.0422689 Jy ! Component: 100 - total flux cleaned = 0.057656 Jy ! Total flux subtracted in 100 components = 0.057656 Jy ! Clean residual min=-0.006796 max=0.012308 Jy/beam ! Clean residual mean=0.000001 rms=0.001704 Jy/beam ! Combined flux in latest and established models = 0.057656 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.057656 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=0.074884Jy sigma=0.655355 ! Fit after self-cal, rms=0.073342Jy sigma=0.643354 ! Inverting map ! Added new window around map position (5, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0124157 Jy ! Component: 100 - total flux cleaned = 0.0209319 Jy ! Total flux subtracted in 100 components = 0.0209319 Jy ! Clean residual min=-0.006427 max=0.011066 Jy/beam ! Clean residual mean=0.000001 rms=0.001561 Jy/beam ! Combined flux in latest and established models = 0.0785879 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 0.0785879 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=0.069812Jy sigma=0.607222 ! Fit after self-cal, rms=0.069415Jy sigma=0.603984 ! Inverting map ! Added new window around map position (-4.8, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103418 Jy ! Component: 100 - total flux cleaned = 0.0175833 Jy ! Total flux subtracted in 100 components = 0.0175833 Jy ! Clean residual min=-0.006254 max=0.007959 Jy/beam ! Clean residual mean=0.000001 rms=0.001350 Jy/beam ! Combined flux in latest and established models = 0.0961713 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 0.0961712 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=0.066883Jy sigma=0.576795 ! Fit after self-cal, rms=0.066604Jy sigma=0.574750 ! Inverting map ! Added new window around map position (-0.8, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00866993 Jy ! Component: 100 - total flux cleaned = 0.0146777 Jy ! Total flux subtracted in 100 components = 0.0146777 Jy ! Clean residual min=-0.005947 max=0.006588 Jy/beam ! Clean residual mean=0.000000 rms=0.001234 Jy/beam ! Combined flux in latest and established models = 0.110849 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 28 components and 0.110849 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=0.064768Jy sigma=0.555498 ! Fit after self-cal, rms=0.064505Jy sigma=0.553363 ! 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=0.9144 mas, bmaj=1.109 mas, bpa=0.1352 degrees ! Estimated noise=0.640312 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 = 0.0120532 Jy ! Component: 100 - total flux cleaned = 0.0210664 Jy ! Component: 150 - total flux cleaned = 0.0284538 Jy ! Component: 200 - total flux cleaned = 0.0345885 Jy ! Total flux subtracted in 200 components = 0.0345885 Jy ! Clean residual min=-0.006027 max=0.007184 Jy/beam ! Clean residual mean=0.000001 rms=0.001558 Jy/beam ! Combined flux in latest and established models = 0.145437 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 43 components and 0.145437 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=0.061393Jy sigma=0.520153 ! Fit after self-cal, rms=0.060905Jy sigma=0.516020 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9144 x 1.109 at 0.1352 degrees (North through East) ! Clean map min=-0.0057201 max=0.059912 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.92 KP 0.95 MK 1.02 ! NL 1.26 OV 0.85 PT 0.80 SC 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.92 HN 1.07 KP 0.97 ! MK 1.09 NL 1.14 OV 0.83 SC 1.05 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.96 KP 0.93 MK 1.18 ! NL 1.38 OV 0.83 PT 0.79 SC 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.90 HN 0.97 KP 0.95 ! MK 1.14 NL 1.17 OV 0.84 SC 1.14 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 KP 0.90 MK 1.14 ! NL 1.33 OV 0.82 PT 0.80 SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.97 HN 0.91 KP 0.96 ! MK 1.11 NL 1.14 OV 0.78 SC 0.96 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.90 KP 0.88 MK 1.08 ! NL 1.21 OV 0.84 PT 0.77 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 0.95 HN 0.98 KP 0.92 ! MK 1.05 NL 1.19 OV 0.85 SC 1.08 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.00 KP 0.82 MK 1.24 ! NL 1.38 OV 0.86 PT 0.84 SC 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.96 HN 0.86 KP 0.92 ! MK 1.15 NL 1.21 OV 0.84 SC 1.05 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 KP 0.87 MK 1.14 ! NL 1.36 OV 0.82 PT 0.79 SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.95 HN 1.02 KP 0.92 ! MK 1.09 NL 1.18 OV 0.82 SC 1.02 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.94 KP 0.96 MK 1.13 ! NL 1.10 OV 0.90 PT 0.77 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 0.96 HN 0.96 KP 0.99 ! MK 1.00 NL 1.13 OV 0.85 SC 0.98 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 KP 0.88 MK 1.03 ! NL 1.09 OV 0.88 PT 0.82 SC 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.89 HN 0.98 KP 0.95 ! MK 1.12 NL 1.18 OV 0.87 SC 1.06 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.09 KP 0.89 MK 1.19 ! NL 1.22 OV 0.85 PT 0.71 SC 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.93 HN 0.92 KP 0.92 ! MK 1.03 NL 1.25 OV 0.84 SC 1.08 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.14 KP 0.87 MK 1.25 ! NL 1.26 OV 0.83 PT 0.83 SC 0.73 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.01 HN 1.05 KP 0.90 ! MK 1.09 NL 1.17 OV 0.83 SC 0.91 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.14 KP 0.87 MK 1.00 ! NL 1.18 OV 0.87 PT 0.75 SC 0.85 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 0.97 HN 0.97 KP 0.90 ! MK 0.96 NL 1.29 OV 0.89 SC 1.00 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 KP 0.83 MK 1.08 ! NL 1.17 OV 0.88 PT 0.80 SC 0.74 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 FD 0.95 HN 0.97 KP 0.92 ! MK 0.98 NL 1.14 OV 0.85 SC 1.05 ! ! ! Fit before self-cal, rms=0.060905Jy sigma=0.516020 ! Fit after self-cal, rms=0.056005Jy sigma=0.497546 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9393 mas, bmaj=1.146 mas, bpa=-1.505 degrees ! Estimated noise=0.595189 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 (-5.6, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0058139 Jy ! Component: 100 - total flux cleaned = 0.00658234 Jy ! Component: 150 - total flux cleaned = 0.00703321 Jy ! Component: 200 - total flux cleaned = 0.00758954 Jy ! Total flux subtracted in 200 components = 0.00758954 Jy ! Clean residual min=-0.004526 max=0.004926 Jy/beam ! Clean residual mean=-0.000002 rms=0.001008 Jy/beam ! Combined flux in latest and established models = 0.153027 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 54 components and 0.153027 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=0.055203Jy sigma=0.488616 ! Fit after self-cal, rms=0.055017Jy sigma=0.484608 ! 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=0.055017Jy sigma=0.484608 ! Fit after self-cal, rms=0.055678Jy sigma=0.480082 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.931 mas, bmaj=1.154 mas, bpa=-1.53 degrees ! Estimated noise=0.600858 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00266678 Jy ! Component: 100 - total flux cleaned = 0.00266958 Jy ! Component: 150 - total flux cleaned = 0.00258287 Jy ! Component: 200 - total flux cleaned = 0.0023408 Jy ! Total flux subtracted in 200 components = 0.0023408 Jy ! Clean residual min=-0.003953 max=0.003914 Jy/beam ! Clean residual mean=-0.000001 rms=0.000897 Jy/beam ! Combined flux in latest and established models = 0.155368 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 0.155368 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=0.055267Jy sigma=0.476164 ! Fit after self-cal, rms=0.055127Jy sigma=0.474676 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 = 0.00121316 Jy ! Component: 100 - total flux cleaned = 0.00130768 Jy ! Component: 150 - total flux cleaned = 0.00114436 Jy ! Component: 200 - total flux cleaned = 0.000992891 Jy ! Total flux subtracted in 200 components = 0.000992891 Jy ! Clean residual min=-0.003901 max=0.003680 Jy/beam ! Clean residual mean=-0.000001 rms=0.000865 Jy/beam ! Combined flux in latest and established models = 0.156361 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 73 components and 0.156361 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=0.054826Jy sigma=0.471931 ! Fit after self-cal, rms=0.054756Jy sigma=0.471109 ! 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=0.054756Jy sigma=0.471109 ! Fit after self-cal, rms=0.054491Jy sigma=0.470722 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.93 mas, bmaj=1.165 mas, bpa=-1.891 degrees ! Estimated noise=0.598632 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129399 Jy ! Component: 100 - total flux cleaned = 0.00156156 Jy ! Component: 150 - total flux cleaned = 0.00149555 Jy ! Component: 200 - total flux cleaned = 0.00122906 Jy ! Total flux subtracted in 200 components = 0.00122906 Jy ! Clean residual min=-0.003783 max=0.003397 Jy/beam ! Clean residual mean=-0.000001 rms=0.000815 Jy/beam ! Combined flux in latest and established models = 0.15759 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 77 components and 0.15759 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=0.054234Jy sigma=0.468268 ! Fit after self-cal, rms=0.054187Jy sigma=0.467583 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 = 0.00050102 Jy ! Component: 100 - total flux cleaned = 0.000586711 Jy ! Component: 150 - total flux cleaned = 0.000521389 Jy ! Component: 200 - total flux cleaned = 0.000265205 Jy ! Total flux subtracted in 200 components = 0.000265205 Jy ! Clean residual min=-0.003603 max=0.003136 Jy/beam ! Clean residual mean=-0.000001 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 0.157855 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 83 components and 0.157855 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=0.053979Jy sigma=0.465596 ! Fit after self-cal, rms=0.053951Jy sigma=0.465124 ! 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=0.053951Jy sigma=0.465124 ! Fit after self-cal, rms=0.053575Jy sigma=0.464977 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.292 mas, bmaj=2.61 mas, bpa=4.482 degrees ! Estimated noise=0.753603 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00151817 Jy ! Component: 100 - total flux cleaned = 0.00170652 Jy ! Component: 150 - total flux cleaned = 0.00177163 Jy ! Component: 200 - total flux cleaned = 0.00181749 Jy ! Total flux subtracted in 200 components = 0.00181749 Jy ! Clean residual min=-0.005093 max=0.004991 Jy/beam ! Clean residual mean=-0.000003 rms=0.001291 Jy/beam ! Combined flux in latest and established models = 0.159673 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 95 components and 0.159673 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=0.053534Jy sigma=0.464282 ! Fit after self-cal, rms=0.053512Jy sigma=0.463581 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 = -0.000317446 Jy ! Component: 100 - total flux cleaned = -0.000264623 Jy ! Component: 150 - total flux cleaned = -0.00022134 Jy ! Component: 200 - total flux cleaned = -0.000253156 Jy ! Total flux subtracted in 200 components = -0.000253156 Jy ! Clean residual min=-0.004706 max=0.004648 Jy/beam ! Clean residual mean=-0.000003 rms=0.001213 Jy/beam ! Combined flux in latest and established models = 0.159419 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 102 components and 0.159419 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=0.053507Jy sigma=0.463492 ! Fit after self-cal, rms=0.053509Jy sigma=0.463176 ! 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=0.9297 mas, bmaj=1.168 mas, bpa=-2.151 degrees ! Estimated noise=0.596354 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9297 x 1.168 at -2.151 degrees (North through East) ! Clean map min=-0.0033007 max=0.048269 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=0.6984 mas, bmaj=0.9567 mas, bpa=-2.031 degrees ! Estimated noise=1.31227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0419664 Jy ! Component: 100 - total flux cleaned = 0.0651103 Jy ! Component: 150 - total flux cleaned = 0.0808224 Jy ! Component: 200 - total flux cleaned = 0.0924234 Jy ! Total flux subtracted in 200 components = 0.0924234 Jy ! Clean residual min=-0.005081 max=0.007239 Jy/beam ! Clean residual mean=0.000000 rms=0.001235 Jy/beam ! Combined flux in latest and established models = 0.0924234 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0924234 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9297 mas, bmaj=1.168 mas, bpa=-2.151 degrees ! Estimated noise=0.596354 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 = 0.0142131 Jy ! Component: 100 - total flux cleaned = 0.0245001 Jy ! Component: 150 - total flux cleaned = 0.0325681 Jy ! Component: 200 - total flux cleaned = 0.0390572 Jy ! Total flux subtracted in 200 components = 0.0390572 Jy ! Clean residual min=-0.003801 max=0.004526 Jy/beam ! Clean residual mean=-0.000000 rms=0.001017 Jy/beam ! Combined flux in latest and established models = 0.131481 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 43 components and 0.131481 Jy ! Inverting map ! Added new window around map position (-12.2, -20.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00537999 Jy ! Component: 100 - total flux cleaned = 0.00974115 Jy ! Component: 150 - total flux cleaned = 0.0120918 Jy ! Component: 200 - total flux cleaned = 0.0141135 Jy ! Total flux subtracted in 200 components = 0.0141135 Jy ! Clean residual min=-0.003341 max=0.003214 Jy/beam ! Clean residual mean=-0.000001 rms=0.000779 Jy/beam ! Combined flux in latest and established models = 0.145594 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 59 components and 0.145594 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=2.292 mas, bmaj=2.61 mas, bpa=4.482 degrees ! Estimated noise=0.753603 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00512176 Jy ! Component: 100 - total flux cleaned = 0.00871865 Jy ! Component: 150 - total flux cleaned = 0.0103527 Jy ! Component: 200 - total flux cleaned = 0.0111411 Jy ! Total flux subtracted in 200 components = 0.0111411 Jy ! Clean residual min=-0.004329 max=0.004452 Jy/beam ! Clean residual mean=-0.000003 rms=0.001153 Jy/beam ! Combined flux in latest and established models = 0.156735 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 = 0.000520581 Jy ! Component: 100 - total flux cleaned = 0.000963131 Jy ! Component: 150 - total flux cleaned = 0.00133964 Jy ! Component: 200 - total flux cleaned = 0.00166239 Jy ! Total flux subtracted in 200 components = 0.00166239 Jy ! Clean residual min=-0.004245 max=0.004145 Jy/beam ! Clean residual mean=-0.000003 rms=0.001096 Jy/beam ! Combined flux in latest and established models = 0.158398 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 94 components and 0.158398 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9297 mas, bmaj=1.168 mas, bpa=-2.151 degrees ! Estimated noise=0.596354 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000415446 Jy ! Component: 100 - total flux cleaned = -0.000482504 Jy ! Component: 150 - total flux cleaned = -0.000538819 Jy ! Component: 200 - total flux cleaned = -0.000535725 Jy ! Total flux subtracted in 200 components = -0.000535725 Jy ! Clean residual min=-0.003326 max=0.002795 Jy/beam ! Clean residual mean=-0.000001 rms=0.000640 Jy/beam ! Combined flux in latest and established models = 0.157862 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 106 components and 0.157862 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=0.053298Jy sigma=0.461040 ! Fit after self-cal, rms=0.053090Jy sigma=0.459125 wmodel J1822+8257_X_map.mod ! Writing 106 model components to file: J1822+8257_X_map.mod wobs J1822+8257_X_uvs.fits ! Writing UV FITS file: J1822+8257_X_uvs.fits wwins J1822+8257_X_map.win ! wwins: Wrote 6 windows to J1822+8257_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 = -0.000656535 Jy ! Component: 100 - total flux cleaned = -0.00113427 Jy ! Component: 150 - total flux cleaned = -0.00122186 Jy ! Component: 200 - total flux cleaned = -0.00138833 Jy ! Component: 250 - total flux cleaned = -0.00154777 Jy ! Component: 300 - total flux cleaned = -0.00158573 Jy ! Component: 350 - total flux cleaned = -0.00158532 Jy ! Component: 400 - total flux cleaned = -0.00162145 Jy ! Component: 450 - total flux cleaned = -0.0017273 Jy ! Component: 500 - total flux cleaned = -0.0018973 Jy ! Component: 550 - total flux cleaned = -0.00202937 Jy ! Component: 600 - total flux cleaned = -0.00206182 Jy ! Component: 650 - total flux cleaned = -0.00215666 Jy ! Component: 700 - total flux cleaned = -0.00237265 Jy ! Component: 750 - total flux cleaned = -0.00237275 Jy ! Component: 800 - total flux cleaned = -0.00263844 Jy ! Component: 850 - total flux cleaned = -0.0027822 Jy ! Component: 900 - total flux cleaned = -0.00289502 Jy ! Component: 950 - total flux cleaned = -0.00314539 Jy ! Component: 1000 - total flux cleaned = -0.00328133 Jy ! Component: 1050 - total flux cleaned = -0.00341506 Jy ! Component: 1100 - total flux cleaned = -0.00359873 Jy ! Component: 1150 - total flux cleaned = -0.00370133 Jy ! Component: 1200 - total flux cleaned = -0.00370144 Jy ! Component: 1250 - total flux cleaned = -0.00385127 Jy ! Component: 1300 - total flux cleaned = -0.00392499 Jy ! Component: 1350 - total flux cleaned = -0.00402181 Jy ! Component: 1400 - total flux cleaned = -0.00416514 Jy ! Component: 1450 - total flux cleaned = -0.00423525 Jy ! Component: 1500 - total flux cleaned = -0.00437379 Jy ! Component: 1550 - total flux cleaned = -0.00441987 Jy ! Component: 1600 - total flux cleaned = -0.00450976 Jy ! Component: 1650 - total flux cleaned = -0.0045763 Jy ! Component: 1700 - total flux cleaned = -0.00466362 Jy ! Component: 1750 - total flux cleaned = -0.00468484 Jy ! Component: 1800 - total flux cleaned = -0.00464279 Jy ! Component: 1850 - total flux cleaned = -0.00468496 Jy ! Component: 1900 - total flux cleaned = -0.00474726 Jy ! Component: 1950 - total flux cleaned = -0.00482837 Jy ! Component: 2000 - total flux cleaned = -0.00486884 Jy ! Component: 2050 - total flux cleaned = -0.00500838 Jy ! Component: 2100 - total flux cleaned = -0.00512621 Jy ! Component: 2150 - total flux cleaned = -0.00520343 Jy ! Component: 2200 - total flux cleaned = -0.00531831 Jy ! Component: 2250 - total flux cleaned = -0.00535597 Jy ! Component: 2300 - total flux cleaned = -0.00548664 Jy ! Component: 2350 - total flux cleaned = -0.0055053 Jy ! Component: 2400 - total flux cleaned = -0.00565147 Jy ! Component: 2450 - total flux cleaned = -0.0057056 Jy ! Component: 2500 - total flux cleaned = -0.00577701 Jy ! Component: 2550 - total flux cleaned = -0.00584772 Jy ! Component: 2600 - total flux cleaned = -0.00596952 Jy ! Component: 2650 - total flux cleaned = -0.00610728 Jy ! Component: 2700 - total flux cleaned = -0.00614119 Jy ! Component: 2750 - total flux cleaned = -0.00620867 Jy ! Component: 2800 - total flux cleaned = -0.00625869 Jy ! Component: 2850 - total flux cleaned = -0.00639102 Jy ! Component: 2900 - total flux cleaned = -0.00644023 Jy ! Component: 2950 - total flux cleaned = -0.00650516 Jy ! Component: 3000 - total flux cleaned = -0.00656949 Jy ! Component: 3050 - total flux cleaned = -0.00668107 Jy ! Component: 3100 - total flux cleaned = -0.00679113 Jy ! Component: 3150 - total flux cleaned = -0.00686871 Jy ! Component: 3200 - total flux cleaned = -0.0069304 Jy ! Component: 3250 - total flux cleaned = -0.00699172 Jy ! Component: 3300 - total flux cleaned = -0.00706759 Jy ! Component: 3350 - total flux cleaned = -0.00714254 Jy ! Component: 3400 - total flux cleaned = -0.00721693 Jy ! Component: 3450 - total flux cleaned = -0.00729039 Jy ! Component: 3500 - total flux cleaned = -0.00734861 Jy ! Component: 3550 - total flux cleaned = -0.00737766 Jy ! Component: 3600 - total flux cleaned = -0.00746361 Jy ! Component: 3650 - total flux cleaned = -0.00747798 Jy ! Component: 3700 - total flux cleaned = -0.00756251 Jy ! Component: 3750 - total flux cleaned = -0.00750665 Jy ! Component: 3800 - total flux cleaned = -0.00756203 Jy ! Component: 3850 - total flux cleaned = -0.00761682 Jy ! Component: 3900 - total flux cleaned = -0.00765755 Jy ! Component: 3950 - total flux cleaned = -0.00761697 Jy ! Component: 4000 - total flux cleaned = -0.00767048 Jy ! Component: 4050 - total flux cleaned = -0.00769686 Jy ! Total flux subtracted in 4096 components = -0.00768381 Jy ! Clean residual min=-0.000783 max=0.000673 Jy/beam ! Clean residual mean=-0.000000 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.150178 Jy keep ! Adding 335 model components to the UV plane model. ! The established model now contains 440 components and 0.150178 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1822+8257_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9297 x 1.168 at -2.151 degrees (North through East) ! Clean map min=-0.0021264 max=0.047844 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1822+8257_X_map.fits wmodel /image_prod/ug002_uva//J1822+8257_X_map.mod ! Writing 440 model components to file: /image_prod/ug002_uva//J1822+8257_X_map.mod wobs /image_prod/ug002_uva//J1822+8257_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1822+8257_X_uvs.fits wwins /image_prod/ug002_uva//J1822+8257_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1822+8257_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0478443 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000219073 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.37366 1.37366 2.74732 5.49464 10.9893 21.9786 43.9571 87.9143 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.047 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 218.394 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1822+8257_X_dfm.log closed on Thu Mar 5 03:42:29 2020