! Started logfile: /vlbi/bp222/maps//J0340+4732_X_dfm.log on Thu Sep 27 10:44:36 2018 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 /vlbi/bp222/maps//J0340+4732_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0340+4732_X_uva.fits ! AN table 1: 66 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.848485 visibilities/baseline/integration-bin. ! Found source: J0340+4732 ! ! 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 24192 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 J0340+4732_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 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.037666Jy sigma=16.379872 ! Fit after self-cal, rms=0.709526Jy sigma=11.065381 ! 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=0.6612 mas, bmaj=2.37 mas, bpa=-23.45 degrees ! Estimated noise=0.662499 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 = 0.226121 Jy ! Component: 100 - total flux cleaned = 0.278826 Jy ! Total flux subtracted in 100 components = 0.278826 Jy ! Clean residual min=-0.007914 max=0.019933 Jy/beam ! Clean residual mean=-0.000001 rms=0.001743 Jy/beam ! Combined flux in latest and established models = 0.278826 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.278826 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=0.059401Jy sigma=0.908285 ! Fit after self-cal, rms=0.059395Jy sigma=0.908192 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0204978 Jy ! Component: 100 - total flux cleaned = 0.0299811 Jy ! Total flux subtracted in 100 components = 0.0299811 Jy ! Clean residual min=-0.005091 max=0.004998 Jy/beam ! Clean residual mean=-0.000004 rms=0.000947 Jy/beam ! Combined flux in latest and established models = 0.308807 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 12 components and 0.308807 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=0.053757Jy sigma=0.788781 ! Fit after self-cal, rms=0.053752Jy sigma=0.788559 ! 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=0.8966 mas, bmaj=2.661 mas, bpa=-22.96 degrees ! Estimated noise=0.305316 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 = 0.000881987 Jy ! Component: 100 - total flux cleaned = 0.000475478 Jy ! Component: 150 - total flux cleaned = 0.000131769 Jy ! Component: 200 - total flux cleaned = -0.000303102 Jy ! Total flux subtracted in 200 components = -0.000303102 Jy ! Clean residual min=-0.003771 max=0.004518 Jy/beam ! Clean residual mean=-0.000008 rms=0.000986 Jy/beam ! Combined flux in latest and established models = 0.308504 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 21 components and 0.308504 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=0.053467Jy sigma=0.782556 ! Fit after self-cal, rms=0.053463Jy sigma=0.782527 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8966 x 2.661 at -22.96 degrees (North through East) ! Clean map min=-0.003507 max=0.29549 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.01 KP 0.99 ! LA 0.98 MK 0.98 NL 0.99 OV 0.96 ! PT 1.10 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.99 KP 0.98 ! LA 0.97 MK 0.99 NL 0.98 OV 0.98 ! PT 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.00 KP 0.98 ! LA 0.99 MK 0.98 NL 0.98 OV 0.96 ! PT 1.09 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.02 KP 0.99 ! LA 0.98 MK 0.98 NL 0.99 OV 0.97 ! PT 1.08 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.00 KP 0.98 ! LA 0.99 MK 1.00 NL 0.99 OV 0.97 ! PT 1.08 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.02 KP 0.99 ! LA 0.97 MK 1.00 NL 0.98 OV 0.97 ! PT 1.09 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.01 KP 0.99 ! LA 0.99 MK 0.99 NL 0.99 OV 0.96 ! PT 1.09 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.02 KP 1.00 ! LA 0.97 MK 1.02 NL 1.00 OV 0.96 ! PT 1.10 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.01 KP 0.99 ! LA 0.98 MK 1.00 NL 0.98 OV 0.97 ! PT 1.12 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.01 KP 1.01 ! LA 0.99 MK 1.01 NL 0.99 OV 0.97 ! PT 1.10 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.01 KP 0.99 ! LA 0.98 MK 0.99 NL 0.99 OV 0.97 ! PT 1.11 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.04 KP 0.99 ! LA 0.99 MK 1.02 NL 1.00 OV 0.97 ! PT 1.11 ! ! ! Fit before self-cal, rms=0.053463Jy sigma=0.782527 ! Fit after self-cal, rms=0.052172Jy sigma=0.752410 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8965 mas, bmaj=2.66 mas, bpa=-22.9 degrees ! Estimated noise=0.304783 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 = 0.000175967 Jy ! Component: 100 - total flux cleaned = 0.000176494 Jy ! Component: 150 - total flux cleaned = 0.000175931 Jy ! Component: 200 - total flux cleaned = 0.000200212 Jy ! Total flux subtracted in 200 components = 0.000200212 Jy ! Clean residual min=-0.001778 max=0.001790 Jy/beam ! Clean residual mean=-0.000001 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.308704 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 30 components and 0.308704 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=0.052142Jy sigma=0.752039 ! Fit after self-cal, rms=0.052175Jy sigma=0.751984 ! 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=0.052175Jy sigma=0.751984 ! Fit after self-cal, rms=0.051971Jy sigma=0.748347 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8967 mas, bmaj=2.66 mas, bpa=-22.87 degrees ! Estimated noise=0.304823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.80018e-05 Jy ! Component: 100 - total flux cleaned = 0.000143023 Jy ! Component: 150 - total flux cleaned = 0.000184782 Jy ! Component: 200 - total flux cleaned = 0.000224935 Jy ! Total flux subtracted in 200 components = 0.000224935 Jy ! Clean residual min=-0.001270 max=0.001508 Jy/beam ! Clean residual mean=-0.000000 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.308929 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 34 components and 0.308929 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=0.051953Jy sigma=0.748066 ! Fit after self-cal, rms=0.051952Jy sigma=0.748056 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 (-4.4, 7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123169 Jy ! Component: 100 - total flux cleaned = 0.00126675 Jy ! Component: 150 - total flux cleaned = 0.00124187 Jy ! Component: 200 - total flux cleaned = 0.00121738 Jy ! Total flux subtracted in 200 components = 0.00121738 Jy ! Clean residual min=-0.001197 max=0.001503 Jy/beam ! Clean residual mean=-0.000000 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.310147 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 55 components and 0.310147 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=0.051913Jy sigma=0.747448 ! Fit after self-cal, rms=0.051912Jy sigma=0.747399 ! Inverting map ! Added new window around map position (27.4, -21.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115715 Jy ! Component: 100 - total flux cleaned = 0.00150675 Jy ! Component: 150 - total flux cleaned = 0.00160932 Jy ! Component: 200 - total flux cleaned = 0.00156437 Jy ! Total flux subtracted in 200 components = 0.00156437 Jy ! Clean residual min=-0.001109 max=0.001268 Jy/beam ! Clean residual mean=-0.000000 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.311711 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 70 components and 0.311711 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=0.051872Jy sigma=0.746662 ! Fit after self-cal, rms=0.051869Jy sigma=0.746615 ! Inverting map ! Added new window around map position (-11, -10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124599 Jy ! Component: 100 - total flux cleaned = 0.00170627 Jy ! Component: 150 - total flux cleaned = 0.0018615 Jy ! Component: 200 - total flux cleaned = 0.00195304 Jy ! Total flux subtracted in 200 components = 0.00195304 Jy ! Clean residual min=-0.000989 max=0.000977 Jy/beam ! Clean residual mean=0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.313664 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 89 components and 0.313664 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=0.051830Jy sigma=0.746007 ! Fit after self-cal, rms=0.051829Jy sigma=0.745989 ! 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=0.051829Jy sigma=0.745989 ! Fit after self-cal, rms=0.051886Jy sigma=0.744591 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8969 mas, bmaj=2.659 mas, bpa=-22.85 degrees ! Estimated noise=0.305108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.14262e-05 Jy ! Component: 100 - total flux cleaned = -2.197e-05 Jy ! Component: 150 - total flux cleaned = -2.08577e-06 Jy ! Component: 200 - total flux cleaned = -1.99197e-05 Jy ! Total flux subtracted in 200 components = -1.99197e-05 Jy ! Clean residual min=-0.000837 max=0.000847 Jy/beam ! Clean residual mean=0.000001 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.313644 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 107 components and 0.313644 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=0.051870Jy sigma=0.744361 ! Fit after self-cal, rms=0.051872Jy sigma=0.744354 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 = -9.74625e-07 Jy ! Component: 100 - total flux cleaned = -3.53164e-05 Jy ! Component: 150 - total flux cleaned = -5.13667e-05 Jy ! Component: 200 - total flux cleaned = -6.70152e-05 Jy ! Total flux subtracted in 200 components = -6.70152e-05 Jy ! Clean residual min=-0.000842 max=0.000839 Jy/beam ! Clean residual mean=0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.313577 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 117 components and 0.313577 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=0.051862Jy sigma=0.744217 ! Fit after self-cal, rms=0.051862Jy sigma=0.744215 ! 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=0.051862Jy sigma=0.744215 ! Fit after self-cal, rms=0.051885Jy sigma=0.744203 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.226 mas, bmaj=3.513 mas, bpa=-34.14 degrees ! Estimated noise=0.371827 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000127814 Jy ! Component: 100 - total flux cleaned = -0.000255054 Jy ! Component: 150 - total flux cleaned = -0.000380865 Jy ! Component: 200 - total flux cleaned = -0.000469172 Jy ! Total flux subtracted in 200 components = -0.000469172 Jy ! Clean residual min=-0.000923 max=0.000892 Jy/beam ! Clean residual mean=0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.313108 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 134 components and 0.313108 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=0.051880Jy sigma=0.744139 ! Fit after self-cal, rms=0.051879Jy sigma=0.744132 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 = -4.43293e-05 Jy ! Component: 100 - total flux cleaned = -0.000100822 Jy ! Component: 150 - total flux cleaned = -0.000132227 Jy ! Component: 200 - total flux cleaned = -0.000171971 Jy ! Total flux subtracted in 200 components = -0.000171971 Jy ! Clean residual min=-0.000930 max=0.000876 Jy/beam ! Clean residual mean=0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.312936 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 142 components and 0.312936 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=0.051877Jy sigma=0.744115 ! Fit after self-cal, rms=0.051876Jy sigma=0.744113 ! 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=0.8968 mas, bmaj=2.659 mas, bpa=-22.84 degrees ! Estimated noise=0.305234 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8968 x 2.659 at -22.84 degrees (North through East) ! Clean map min=-0.0017667 max=0.29519 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=0.6624 mas, bmaj=2.372 mas, bpa=-23.39 degrees ! Estimated noise=0.663399 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.226391 Jy ! Component: 100 - total flux cleaned = 0.278877 Jy ! Component: 150 - total flux cleaned = 0.299036 Jy ! Component: 200 - total flux cleaned = 0.308232 Jy ! Total flux subtracted in 200 components = 0.308232 Jy ! Clean residual min=-0.003380 max=0.004077 Jy/beam ! Clean residual mean=-0.000000 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.308232 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.308232 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8968 mas, bmaj=2.659 mas, bpa=-22.84 degrees ! Estimated noise=0.305234 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 = 0.00261061 Jy ! Component: 100 - total flux cleaned = 0.00330194 Jy ! Component: 150 - total flux cleaned = 0.00395106 Jy ! Component: 200 - total flux cleaned = 0.00440509 Jy ! Total flux subtracted in 200 components = 0.00440509 Jy ! Clean residual min=-0.001289 max=0.001407 Jy/beam ! Clean residual mean=-0.000000 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.312637 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 25 components and 0.312637 Jy ! Inverting map ! Added new window around map position (4.4, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000897566 Jy ! Component: 100 - total flux cleaned = 0.00135828 Jy ! Component: 150 - total flux cleaned = 0.00165362 Jy ! Component: 200 - total flux cleaned = 0.00192552 Jy ! Total flux subtracted in 200 components = 0.00192552 Jy ! Clean residual min=-0.001060 max=0.001101 Jy/beam ! Clean residual mean=-0.000000 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.314563 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 47 components and 0.314563 Jy ! Inverting map ! Added new window around map position (5.6, -21.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000537111 Jy ! Component: 100 - total flux cleaned = 0.000572094 Jy ! Component: 150 - total flux cleaned = 0.000572395 Jy ! Component: 200 - total flux cleaned = 0.000634271 Jy ! Total flux subtracted in 200 components = 0.000634271 Jy ! Clean residual min=-0.000983 max=0.000926 Jy/beam ! Clean residual mean=0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.315197 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 61 components and 0.315197 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=2.226 mas, bmaj=3.513 mas, bpa=-34.14 degrees ! Estimated noise=0.371827 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000101951 Jy ! Component: 100 - total flux cleaned = -7.78155e-05 Jy ! Component: 150 - total flux cleaned = -0.000117954 Jy ! Component: 200 - total flux cleaned = -0.000154282 Jy ! Total flux subtracted in 200 components = -0.000154282 Jy ! Clean residual min=-0.000806 max=0.000921 Jy/beam ! Clean residual mean=0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.315043 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 = -8.57505e-07 Jy ! Component: 100 - total flux cleaned = -3.13601e-05 Jy ! Component: 150 - total flux cleaned = -6.04066e-05 Jy ! Component: 200 - total flux cleaned = -0.000129575 Jy ! Total flux subtracted in 200 components = -0.000129575 Jy ! Clean residual min=-0.000768 max=0.000909 Jy/beam ! Clean residual mean=0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.314913 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 97 components and 0.314913 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8968 mas, bmaj=2.659 mas, bpa=-22.84 degrees ! Estimated noise=0.305234 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.0088e-05 Jy ! Component: 100 - total flux cleaned = 5.86023e-05 Jy ! Component: 150 - total flux cleaned = -1.75027e-05 Jy ! Component: 200 - total flux cleaned = -4.18817e-05 Jy ! Total flux subtracted in 200 components = -4.18817e-05 Jy ! Clean residual min=-0.000878 max=0.000841 Jy/beam ! Clean residual mean=0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.314871 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 117 components and 0.314871 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=0.051928Jy sigma=0.744746 ! Fit after self-cal, rms=0.051923Jy sigma=0.744719 wmodel J0340+4732_X_map.mod ! Writing 117 model components to file: J0340+4732_X_map.mod wobs J0340+4732_X_uvs.fits ! Writing UV FITS file: J0340+4732_X_uvs.fits wwins J0340+4732_X_map.win ! wwins: Wrote 6 windows to J0340+4732_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 = -6.91695e-05 Jy ! Component: 100 - total flux cleaned = -6.93394e-05 Jy ! Component: 150 - total flux cleaned = -2.60287e-05 Jy ! Component: 200 - total flux cleaned = -2.62782e-05 Jy ! Component: 250 - total flux cleaned = 8.72005e-07 Jy ! Component: 300 - total flux cleaned = 1.41361e-05 Jy ! Component: 350 - total flux cleaned = 6.6434e-05 Jy ! Component: 400 - total flux cleaned = 0.00013003 Jy ! Component: 450 - total flux cleaned = 0.00014244 Jy ! Component: 500 - total flux cleaned = 0.000216636 Jy ! Component: 550 - total flux cleaned = 0.000228759 Jy ! Component: 600 - total flux cleaned = 0.00030083 Jy ! Component: 650 - total flux cleaned = 0.000359957 Jy ! Component: 700 - total flux cleaned = 0.000394933 Jy ! Component: 750 - total flux cleaned = 0.000452794 Jy ! Component: 800 - total flux cleaned = 0.000521183 Jy ! Component: 850 - total flux cleaned = 0.000577549 Jy ! Component: 900 - total flux cleaned = 0.000611059 Jy ! Component: 950 - total flux cleaned = 0.000687951 Jy ! Component: 1000 - total flux cleaned = 0.000666232 Jy ! Component: 1050 - total flux cleaned = 0.00072029 Jy ! Component: 1100 - total flux cleaned = 0.00075228 Jy ! Component: 1150 - total flux cleaned = 0.000794544 Jy ! Component: 1200 - total flux cleaned = 0.000857273 Jy ! Component: 1250 - total flux cleaned = 0.000898581 Jy ! Component: 1300 - total flux cleaned = 0.000908719 Jy ! Component: 1350 - total flux cleaned = 0.000959435 Jy ! Component: 1400 - total flux cleaned = 0.000989649 Jy ! Component: 1450 - total flux cleaned = 0.00102949 Jy ! Component: 1500 - total flux cleaned = 0.00105903 Jy ! Component: 1550 - total flux cleaned = 0.00109807 Jy ! Component: 1600 - total flux cleaned = 0.00109801 Jy ! Component: 1650 - total flux cleaned = 0.00114613 Jy ! Component: 1700 - total flux cleaned = 0.00120315 Jy ! Component: 1750 - total flux cleaned = 0.00120324 Jy ! Component: 1800 - total flux cleaned = 0.0012407 Jy ! Component: 1850 - total flux cleaned = 0.0013148 Jy ! Component: 1900 - total flux cleaned = 0.00134226 Jy ! Component: 1950 - total flux cleaned = 0.00139684 Jy ! Component: 2000 - total flux cleaned = 0.00141501 Jy ! Component: 2050 - total flux cleaned = 0.00145992 Jy ! Component: 2100 - total flux cleaned = 0.0015223 Jy ! Component: 2150 - total flux cleaned = 0.00156652 Jy ! Component: 2200 - total flux cleaned = 0.00160166 Jy ! Component: 2250 - total flux cleaned = 0.00161895 Jy ! Component: 2300 - total flux cleaned = 0.00167081 Jy ! Component: 2350 - total flux cleaned = 0.00169646 Jy ! Component: 2400 - total flux cleaned = 0.00174753 Jy ! Component: 2450 - total flux cleaned = 0.00177289 Jy ! Component: 2500 - total flux cleaned = 0.00181479 Jy ! Component: 2550 - total flux cleaned = 0.00186476 Jy ! Component: 2600 - total flux cleaned = 0.00189774 Jy ! Component: 2650 - total flux cleaned = 0.00192234 Jy ! Component: 2700 - total flux cleaned = 0.00196305 Jy ! Component: 2750 - total flux cleaned = 0.00201965 Jy ! Component: 2800 - total flux cleaned = 0.00205169 Jy ! Component: 2850 - total flux cleaned = 0.00205972 Jy ! Component: 2900 - total flux cleaned = 0.0020914 Jy ! Component: 2950 - total flux cleaned = 0.00214659 Jy ! Component: 3000 - total flux cleaned = 0.00217783 Jy ! Component: 3050 - total flux cleaned = 0.00221663 Jy ! Component: 3100 - total flux cleaned = 0.00223202 Jy ! Component: 3150 - total flux cleaned = 0.0022703 Jy ! Component: 3200 - total flux cleaned = 0.00229309 Jy ! Component: 3250 - total flux cleaned = 0.00232339 Jy ! Component: 3300 - total flux cleaned = 0.00229335 Jy ! Component: 3350 - total flux cleaned = 0.00233073 Jy ! Component: 3400 - total flux cleaned = 0.00233072 Jy ! Component: 3450 - total flux cleaned = 0.0023529 Jy ! Component: 3500 - total flux cleaned = 0.00235291 Jy ! Component: 3550 - total flux cleaned = 0.00236017 Jy ! Component: 3600 - total flux cleaned = 0.00236737 Jy ! Component: 3650 - total flux cleaned = 0.00239626 Jy ! Component: 3700 - total flux cleaned = 0.00238904 Jy ! Component: 3750 - total flux cleaned = 0.00238907 Jy ! Component: 3800 - total flux cleaned = 0.00241744 Jy ! Component: 3850 - total flux cleaned = 0.00241741 Jy ! Component: 3900 - total flux cleaned = 0.00243147 Jy ! Component: 3950 - total flux cleaned = 0.00245944 Jy ! Component: 4000 - total flux cleaned = 0.00248029 Jy ! Component: 4050 - total flux cleaned = 0.00249411 Jy ! Total flux subtracted in 4096 components = 0.00249409 Jy ! Clean residual min=-0.000478 max=0.000409 Jy/beam ! Clean residual mean=0.000000 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.317365 Jy keep ! Adding 291 model components to the UV plane model. ! The established model now contains 408 components and 0.317366 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0340+4732_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8968 x 2.659 at -22.84 degrees (North through East) ! Clean map min=-0.0016015 max=0.29529 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0340+4732_X_map.fits wmodel /vlbi/bp222/maps//J0340+4732_X_map.mod ! Writing 408 model components to file: /vlbi/bp222/maps//J0340+4732_X_map.mod wobs /vlbi/bp222/maps//J0340+4732_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0340+4732_X_uvs.fits wwins /vlbi/bp222/maps//J0340+4732_X_map.win ! wwins: Wrote 7 windows to /vlbi/bp222/maps//J0340+4732_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.295292 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000116124 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.117975 0.117975 0.235951 0.471901 0.943802 1.8876 3.77521 7.55042 15.1008 30.2017 60.4033 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.295 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2542.91 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0340+4732_X_dfm.log closed on Thu Sep 27 10:44:42 2018