! Started logfile: /image_prod/ug002_uva//J1821+6818_X_dfm.log on Thu Mar 5 03:42:03 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//J1821+6818_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1821+6818_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.971111 visibilities/baseline/integration-bin. ! Found source: J1821+6818 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 31464 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 J1821+6818_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.036160Jy sigma=8.865044 ! Fit after self-cal, rms=0.759812Jy sigma=6.479620 ! 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=0.8263 mas, bmaj=0.8749 mas, bpa=14.08 degrees ! Estimated noise=0.97457 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 = 0.182373 Jy ! Component: 100 - total flux cleaned = 0.225606 Jy ! Total flux subtracted in 100 components = 0.225606 Jy ! Clean residual min=-0.005826 max=0.017065 Jy/beam ! Clean residual mean=-0.000020 rms=0.001377 Jy/beam ! Combined flux in latest and established models = 0.225606 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.225606 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=0.067931Jy sigma=0.551274 ! Fit after self-cal, rms=0.067932Jy sigma=0.551148 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0180111 Jy ! Component: 100 - total flux cleaned = 0.0263311 Jy ! Total flux subtracted in 100 components = 0.0263311 Jy ! Clean residual min=-0.004546 max=0.007395 Jy/beam ! Clean residual mean=-0.000013 rms=0.001023 Jy/beam ! Combined flux in latest and established models = 0.251937 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.251937 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=0.061986Jy sigma=0.501061 ! Fit after self-cal, rms=0.061993Jy sigma=0.500930 ! Inverting map ! Added new window around map position (-1, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00732492 Jy ! Component: 100 - total flux cleaned = 0.0114299 Jy ! Total flux subtracted in 100 components = 0.0114299 Jy ! Clean residual min=-0.004225 max=0.005129 Jy/beam ! Clean residual mean=-0.000010 rms=0.000948 Jy/beam ! Combined flux in latest and established models = 0.263367 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 18 components and 0.263367 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=0.060800Jy sigma=0.490399 ! Fit after self-cal, rms=0.060722Jy sigma=0.489688 ! 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=1.108 mas, bmaj=1.14 mas, bpa=36.09 degrees ! Estimated noise=0.472879 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 = 0.00579529 Jy ! Component: 100 - total flux cleaned = 0.00878736 Jy ! Component: 150 - total flux cleaned = 0.0105844 Jy ! Component: 200 - total flux cleaned = 0.011391 Jy ! Total flux subtracted in 200 components = 0.011391 Jy ! Clean residual min=-0.005209 max=0.005449 Jy/beam ! Clean residual mean=-0.000030 rms=0.001135 Jy/beam ! Combined flux in latest and established models = 0.274758 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 25 components and 0.274758 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=0.060145Jy sigma=0.485250 ! Fit after self-cal, rms=0.060072Jy sigma=0.484562 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.108 x 1.14 at 36.09 degrees (North through East) ! Clean map min=-0.0049273 max=0.23907 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.00 KP 1.06 ! LA 1.02 MK 1.02 NL 1.11 OV 1.02 ! PT 0.88 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.00 KP 1.06 ! LA 1.00 MK 1.02 NL 1.09 OV 1.03 ! PT 0.87 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.00 KP 1.06 ! LA 1.01 MK 1.02 NL 1.09 OV 1.01 ! PT 0.87 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 1.00 KP 1.05 ! LA 1.01 MK 1.01 NL 1.10 OV 1.01 ! PT 0.87 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.99 KP 1.06 ! LA 0.99 MK 1.02 NL 1.11 OV 1.02 ! PT 0.86 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.99 KP 1.07 ! LA 1.01 MK 1.00 NL 1.09 OV 1.03 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 1.01 KP 1.06 ! LA 1.00 MK 1.01 NL 1.09 OV 1.02 ! PT 0.86 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.99 KP 1.07 ! LA 0.99 MK 1.03 NL 1.10 OV 1.03 ! PT 0.85 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.99 KP 1.05 ! LA 1.01 MK 1.01 NL 1.10 OV 1.02 ! PT 0.86 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.99 KP 1.07 ! LA 0.99 MK 1.03 NL 1.07 OV 1.02 ! PT 0.86 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.00 KP 1.06 ! LA 0.99 MK 1.00 NL 1.10 OV 1.01 ! PT 0.86 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.99 KP 1.04 ! LA 0.99 MK 0.99 NL 1.07 OV 1.03 ! PT 0.85 SC 1.01 ! ! ! Fit before self-cal, rms=0.060072Jy sigma=0.484562 ! Fit after self-cal, rms=0.055867Jy sigma=0.452040 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.113 mas, bmaj=1.146 mas, bpa=36.82 degrees ! Estimated noise=0.474444 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 (-2.6, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00199327 Jy ! Component: 100 - total flux cleaned = 0.00232712 Jy ! Component: 150 - total flux cleaned = 0.00245769 Jy ! Component: 200 - total flux cleaned = 0.00251071 Jy ! Total flux subtracted in 200 components = 0.00251071 Jy ! Clean residual min=-0.002021 max=0.001884 Jy/beam ! Clean residual mean=-0.000002 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.277269 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 48 components and 0.277269 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=0.055632Jy sigma=0.449997 ! Fit after self-cal, rms=0.055625Jy sigma=0.449809 ! 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=0.055625Jy sigma=0.449809 ! Fit after self-cal, rms=0.055711Jy sigma=0.446577 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.108 mas, bmaj=1.154 mas, bpa=37.27 degrees ! Estimated noise=0.474311 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000114281 Jy ! Component: 100 - total flux cleaned = -0.000238076 Jy ! Component: 150 - total flux cleaned = -0.000176291 Jy ! Component: 200 - total flux cleaned = -0.000148439 Jy ! Total flux subtracted in 200 components = -0.000148439 Jy ! Clean residual min=-0.001337 max=0.001214 Jy/beam ! Clean residual mean=-0.000003 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.277121 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 56 components and 0.277121 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=0.055655Jy sigma=0.446164 ! Fit after self-cal, rms=0.055662Jy sigma=0.446136 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 = 0.00017459 Jy ! Component: 100 - total flux cleaned = 0.000249206 Jy ! Component: 150 - total flux cleaned = 0.000295482 Jy ! Component: 200 - total flux cleaned = 0.000339246 Jy ! Total flux subtracted in 200 components = 0.000339246 Jy ! Clean residual min=-0.001302 max=0.001173 Jy/beam ! Clean residual mean=-0.000003 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.27746 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 0.27746 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=0.055640Jy sigma=0.445985 ! Fit after self-cal, rms=0.055639Jy sigma=0.445982 ! 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=0.055639Jy sigma=0.445982 ! Fit after self-cal, rms=0.055726Jy sigma=0.445915 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.108 mas, bmaj=1.157 mas, bpa=37.11 degrees ! Estimated noise=0.474047 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000622409 Jy ! Component: 100 - total flux cleaned = -0.000622252 Jy ! Component: 150 - total flux cleaned = -0.000600761 Jy ! Component: 200 - total flux cleaned = -0.00054229 Jy ! Total flux subtracted in 200 components = -0.00054229 Jy ! Clean residual min=-0.001254 max=0.001081 Jy/beam ! Clean residual mean=-0.000002 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.276918 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 64 components and 0.276918 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=0.055705Jy sigma=0.445772 ! Fit after self-cal, rms=0.055706Jy sigma=0.445769 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 = 3.12158e-05 Jy ! Component: 100 - total flux cleaned = 6.59866e-05 Jy ! Component: 150 - total flux cleaned = 0.000115241 Jy ! Component: 200 - total flux cleaned = 0.000145467 Jy ! Total flux subtracted in 200 components = 0.000145467 Jy ! Clean residual min=-0.001236 max=0.001072 Jy/beam ! Clean residual mean=-0.000002 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.277063 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 66 components and 0.277063 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=0.055696Jy sigma=0.445697 ! Fit after self-cal, rms=0.055695Jy sigma=0.445696 ! 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=0.055695Jy sigma=0.445696 ! Fit after self-cal, rms=0.055757Jy sigma=0.445669 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.311 mas, bmaj=2.547 mas, bpa=80.95 degrees ! Estimated noise=0.595514 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000149005 Jy ! Component: 100 - total flux cleaned = 0.000116903 Jy ! Component: 150 - total flux cleaned = 0.000103573 Jy ! Component: 200 - total flux cleaned = 0.000111712 Jy ! Total flux subtracted in 200 components = 0.000111712 Jy ! Clean residual min=-0.001130 max=0.001263 Jy/beam ! Clean residual mean=-0.000004 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.277175 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 72 components and 0.277175 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=0.055753Jy sigma=0.445636 ! Fit after self-cal, rms=0.055753Jy sigma=0.445632 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 (19, -45.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104452 Jy ! Component: 100 - total flux cleaned = 0.00132124 Jy ! Component: 150 - total flux cleaned = 0.00136554 Jy ! Component: 200 - total flux cleaned = 0.00139196 Jy ! Total flux subtracted in 200 components = 0.00139196 Jy ! Clean residual min=-0.001039 max=0.000960 Jy/beam ! Clean residual mean=-0.000006 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.278567 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 111 components and 0.278567 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=0.055742Jy sigma=0.445534 ! Fit after self-cal, rms=0.055741Jy sigma=0.445529 ! 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=1.108 mas, bmaj=1.158 mas, bpa=36.95 degrees ! Estimated noise=0.473884 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.108 x 1.158 at 36.95 degrees (North through East) ! Clean map min=-0.001056 max=0.24038 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=0.8267 mas, bmaj=0.8869 mas, bpa=19.19 degrees ! Estimated noise=0.985259 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.184206 Jy ! Component: 100 - total flux cleaned = 0.227025 Jy ! Component: 150 - total flux cleaned = 0.243666 Jy ! Component: 200 - total flux cleaned = 0.252843 Jy ! Total flux subtracted in 200 components = 0.252843 Jy ! Clean residual min=-0.002918 max=0.004861 Jy/beam ! Clean residual mean=-0.000006 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.252843 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.252843 Jy ! Inverting map and beam ! Estimated beam: bmin=1.108 mas, bmaj=1.158 mas, bpa=36.95 degrees ! Estimated noise=0.473884 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 = 0.00812883 Jy ! Component: 100 - total flux cleaned = 0.0129568 Jy ! Component: 150 - total flux cleaned = 0.0160788 Jy ! Component: 200 - total flux cleaned = 0.0182313 Jy ! Total flux subtracted in 200 components = 0.0182313 Jy ! Clean residual min=-0.001112 max=0.001470 Jy/beam ! Clean residual mean=-0.000006 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.271075 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 37 components and 0.271075 Jy ! Inverting map ! Added new window around map position (-1, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016149 Jy ! Component: 100 - total flux cleaned = 0.00283219 Jy ! Component: 150 - total flux cleaned = 0.00383582 Jy ! Component: 200 - total flux cleaned = 0.00448875 Jy ! Total flux subtracted in 200 components = 0.00448875 Jy ! Clean residual min=-0.001058 max=0.001143 Jy/beam ! Clean residual mean=-0.000004 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.275563 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 59 components and 0.275563 Jy ! Inverting map ! Added new window around map position (-3.2, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110579 Jy ! Component: 100 - total flux cleaned = 0.00143144 Jy ! Component: 150 - total flux cleaned = 0.00172502 Jy ! Component: 200 - total flux cleaned = 0.00194745 Jy ! Total flux subtracted in 200 components = 0.00194745 Jy ! Clean residual min=-0.000987 max=0.000912 Jy/beam ! Clean residual mean=-0.000003 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.277511 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 81 components and 0.277511 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=2.311 mas, bmaj=2.547 mas, bpa=80.95 degrees ! Estimated noise=0.595514 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000533186 Jy ! Component: 100 - total flux cleaned = 0.000736018 Jy ! Component: 150 - total flux cleaned = 0.0009071 Jy ! Component: 200 - total flux cleaned = 0.00102722 Jy ! Total flux subtracted in 200 components = 0.00102722 Jy ! Clean residual min=-0.001033 max=0.000909 Jy/beam ! Clean residual mean=-0.000007 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.278538 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 = 9.51161e-05 Jy ! Component: 100 - total flux cleaned = 0.000194342 Jy ! Component: 150 - total flux cleaned = 0.000273397 Jy ! Component: 200 - total flux cleaned = 0.00035564 Jy ! Total flux subtracted in 200 components = 0.00035564 Jy ! Clean residual min=-0.001011 max=0.000908 Jy/beam ! Clean residual mean=-0.000007 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.278894 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 133 components and 0.278894 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.108 mas, bmaj=1.158 mas, bpa=36.95 degrees ! Estimated noise=0.473884 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000333232 Jy ! Component: 100 - total flux cleaned = -0.000437837 Jy ! Component: 150 - total flux cleaned = -0.000516676 Jy ! Component: 200 - total flux cleaned = -0.000591031 Jy ! Total flux subtracted in 200 components = -0.000591031 Jy ! Clean residual min=-0.000889 max=0.000902 Jy/beam ! Clean residual mean=-0.000003 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.278303 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 148 components and 0.278303 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=0.055738Jy sigma=0.445262 ! Fit after self-cal, rms=0.055725Jy sigma=0.445220 wmodel J1821+6818_X_map.mod ! Writing 148 model components to file: J1821+6818_X_map.mod wobs J1821+6818_X_uvs.fits ! Writing UV FITS file: J1821+6818_X_uvs.fits wwins J1821+6818_X_map.win ! wwins: Wrote 6 windows to J1821+6818_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 = -0.000121923 Jy ! Component: 100 - total flux cleaned = -0.000185439 Jy ! Component: 150 - total flux cleaned = -0.000262316 Jy ! Component: 200 - total flux cleaned = -0.000336937 Jy ! Component: 250 - total flux cleaned = -0.000380456 Jy ! Component: 300 - total flux cleaned = -0.000408726 Jy ! Component: 350 - total flux cleaned = -0.00043634 Jy ! Component: 400 - total flux cleaned = -0.000449799 Jy ! Component: 450 - total flux cleaned = -0.000463261 Jy ! Component: 500 - total flux cleaned = -0.000489608 Jy ! Component: 550 - total flux cleaned = -0.000554643 Jy ! Component: 600 - total flux cleaned = -0.000580254 Jy ! Component: 650 - total flux cleaned = -0.000617929 Jy ! Component: 700 - total flux cleaned = -0.000667439 Jy ! Component: 750 - total flux cleaned = -0.000679546 Jy ! Component: 800 - total flux cleaned = -0.000679714 Jy ! Component: 850 - total flux cleaned = -0.000680001 Jy ! Component: 900 - total flux cleaned = -0.000739175 Jy ! Component: 950 - total flux cleaned = -0.000750633 Jy ! Component: 1000 - total flux cleaned = -0.000739022 Jy ! Component: 1050 - total flux cleaned = -0.000704902 Jy ! Component: 1100 - total flux cleaned = -0.000761273 Jy ! Component: 1150 - total flux cleaned = -0.00073858 Jy ! Component: 1200 - total flux cleaned = -0.000771742 Jy ! Component: 1250 - total flux cleaned = -0.000760773 Jy ! Component: 1300 - total flux cleaned = -0.000815031 Jy ! Component: 1350 - total flux cleaned = -0.000804165 Jy ! Component: 1400 - total flux cleaned = -0.000814713 Jy ! Component: 1450 - total flux cleaned = -0.000804093 Jy ! Component: 1500 - total flux cleaned = -0.00078314 Jy ! Component: 1550 - total flux cleaned = -0.000804036 Jy ! Component: 1600 - total flux cleaned = -0.00080402 Jy ! Component: 1650 - total flux cleaned = -0.000773289 Jy ! Component: 1700 - total flux cleaned = -0.000823952 Jy ! Component: 1750 - total flux cleaned = -0.000783625 Jy ! Component: 1800 - total flux cleaned = -0.00076374 Jy ! Component: 1850 - total flux cleaned = -0.000803552 Jy ! Component: 1900 - total flux cleaned = -0.000773817 Jy ! Component: 1950 - total flux cleaned = -0.000734697 Jy ! Component: 2000 - total flux cleaned = -0.00073459 Jy ! Component: 2050 - total flux cleaned = -0.00074425 Jy ! Component: 2100 - total flux cleaned = -0.000744287 Jy ! Component: 2150 - total flux cleaned = -0.000725157 Jy ! Component: 2200 - total flux cleaned = -0.000687237 Jy ! Component: 2250 - total flux cleaned = -0.000668389 Jy ! Component: 2300 - total flux cleaned = -0.000696459 Jy ! Component: 2350 - total flux cleaned = -0.0006592 Jy ! Component: 2400 - total flux cleaned = -0.000649928 Jy ! Component: 2450 - total flux cleaned = -0.000677506 Jy ! Component: 2500 - total flux cleaned = -0.000704888 Jy ! Component: 2550 - total flux cleaned = -0.000650336 Jy ! Component: 2600 - total flux cleaned = -0.000659343 Jy ! Component: 2650 - total flux cleaned = -0.000686264 Jy ! Component: 2700 - total flux cleaned = -0.000704205 Jy ! Component: 2750 - total flux cleaned = -0.000713078 Jy ! Component: 2800 - total flux cleaned = -0.000686508 Jy ! Component: 2850 - total flux cleaned = -0.000721703 Jy ! Component: 2900 - total flux cleaned = -0.000686669 Jy ! Component: 2950 - total flux cleaned = -0.000730249 Jy ! Component: 3000 - total flux cleaned = -0.0007476 Jy ! Component: 3050 - total flux cleaned = -0.000721667 Jy ! Component: 3100 - total flux cleaned = -0.00071301 Jy ! Component: 3150 - total flux cleaned = -0.000721536 Jy ! Component: 3200 - total flux cleaned = -0.000696098 Jy ! Component: 3250 - total flux cleaned = -0.000721522 Jy ! Component: 3300 - total flux cleaned = -0.000763605 Jy ! Component: 3350 - total flux cleaned = -0.00074686 Jy ! Component: 3400 - total flux cleaned = -0.000730156 Jy ! Component: 3450 - total flux cleaned = -0.00074677 Jy ! Component: 3500 - total flux cleaned = -0.000721969 Jy ! Component: 3550 - total flux cleaned = -0.000771338 Jy ! Component: 3600 - total flux cleaned = -0.00072217 Jy ! Component: 3650 - total flux cleaned = -0.000730322 Jy ! Component: 3700 - total flux cleaned = -0.000754656 Jy ! Component: 3750 - total flux cleaned = -0.000778862 Jy ! Component: 3800 - total flux cleaned = -0.000770798 Jy ! Component: 3850 - total flux cleaned = -0.000754868 Jy ! Component: 3900 - total flux cleaned = -0.00079476 Jy ! Component: 3950 - total flux cleaned = -0.000770928 Jy ! Component: 4000 - total flux cleaned = -0.00076301 Jy ! Component: 4050 - total flux cleaned = -0.000778838 Jy ! Total flux subtracted in 4096 components = -0.000739561 Jy ! Clean residual min=-0.000475 max=0.000512 Jy/beam ! Clean residual mean=-0.000002 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.277563 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 479 components and 0.277563 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1821+6818_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.108 x 1.158 at 36.95 degrees (North through East) ! Clean map min=-0.00073276 max=0.24056 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1821+6818_X_map.fits wmodel /image_prod/ug002_uva//J1821+6818_X_map.mod ! Writing 479 model components to file: /image_prod/ug002_uva//J1821+6818_X_map.mod wobs /image_prod/ug002_uva//J1821+6818_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1821+6818_X_uvs.fits wwins /image_prod/ug002_uva//J1821+6818_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1821+6818_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.240557 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000131278 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.163717 0.163717 0.327434 0.654869 1.30974 2.61948 5.23895 10.4779 20.9558 41.9116 83.8232 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.24 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1832.43 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1821+6818_X_dfm.log closed on Thu Mar 5 03:42:08 2020