! Started logfile: /image_prod/ug002_uva//J2254+1136_X_dfm.log on Thu Mar 5 05:58:03 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//J2254+1136_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2254+1136_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.999259 visibilities/baseline/integration-bin. ! Found source: J2254+1136 ! ! 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 32376 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 J2254+1136_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.002117Jy sigma=9.226805 ! Fit after self-cal, rms=0.968997Jy sigma=8.921972 ! 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=0.6815 mas, bmaj=1.701 mas, bpa=-2.336 degrees ! Estimated noise=0.853299 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 = 0.0236805 Jy ! Component: 100 - total flux cleaned = 0.0296349 Jy ! Total flux subtracted in 100 components = 0.0296349 Jy ! Clean residual min=-0.002480 max=0.002717 Jy/beam ! Clean residual mean=-0.000001 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.0296349 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0296349 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=0.056823Jy sigma=0.491160 ! Fit after self-cal, rms=0.055167Jy sigma=0.475572 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00525293 Jy ! Component: 100 - total flux cleaned = 0.00821437 Jy ! Total flux subtracted in 100 components = 0.00821437 Jy ! Clean residual min=-0.001891 max=0.002041 Jy/beam ! Clean residual mean=-0.000000 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.0378492 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.0378492 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=0.054497Jy sigma=0.468989 ! Fit after self-cal, rms=0.054489Jy sigma=0.468686 ! 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=0.8804 mas, bmaj=1.991 mas, bpa=-3.149 degrees ! Estimated noise=0.432599 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 = 0.00273339 Jy ! Component: 100 - total flux cleaned = 0.00399962 Jy ! Component: 150 - total flux cleaned = 0.00452015 Jy ! Component: 200 - total flux cleaned = 0.00461521 Jy ! Total flux subtracted in 200 components = 0.00461521 Jy ! Clean residual min=-0.001283 max=0.001648 Jy/beam ! Clean residual mean=0.000000 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0424644 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 21 components and 0.0424644 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=0.054358Jy sigma=0.467569 ! Fit after self-cal, rms=0.054351Jy sigma=0.467380 ! Inverting map ! Added new window around map position (-2.4, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146808 Jy ! Component: 100 - total flux cleaned = 0.00192885 Jy ! Component: 150 - total flux cleaned = 0.00221593 Jy ! Component: 200 - total flux cleaned = 0.00233836 Jy ! Total flux subtracted in 200 components = 0.00233836 Jy ! Clean residual min=-0.001166 max=0.001309 Jy/beam ! Clean residual mean=0.000000 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0448028 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 35 components and 0.0448028 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=0.054300Jy sigma=0.466899 ! Fit after self-cal, rms=0.054279Jy sigma=0.466779 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8804 x 1.991 at -3.149 degrees (North through East) ! Clean map min=-0.0010758 max=0.034732 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.97 KP 1.03 ! LA 0.98 MK 1.15 NL 1.08 OV 1.03 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 HN 1.00 KP 1.08 ! LA 1.01 MK 1.02 NL 1.13 OV 1.03 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.96 KP 1.09 ! LA 1.01 MK 0.96 NL 1.07 OV 1.03 ! PT 0.88 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 0.92 KP 1.05 ! LA 0.93 MK 1.02 NL 1.14 OV 1.03 ! PT 0.86 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.92 KP 1.08 ! LA 0.95 MK 1.02 NL 1.15 OV 0.96 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.04 HN 0.87 KP 1.06 ! LA 1.01 MK 0.94 NL 1.18 OV 1.04 ! PT 0.91 SC 1.11 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.88 KP 1.23 ! LA 0.98 MK 0.95 NL 1.10 OV 1.00 ! PT 0.89 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 0.93 KP 1.18 ! LA 0.99 MK 1.03 NL 1.10 OV 1.05 ! PT 0.89 SC 1.08 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.89 HN 0.96 KP 1.14 ! LA 0.99 MK 1.00 NL 1.13 OV 1.02 ! PT 0.91 SC 0.83 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 1.02 HN 0.96 KP 1.16 ! LA 0.92 MK 0.96 NL 1.17 OV 1.05 ! PT 0.84 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 0.92 KP 1.15 ! LA 0.89 MK 0.88 NL 1.17 OV 1.06 ! PT 0.86 SC 0.82 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.92 HN 0.95 KP 1.08 ! LA 0.93 MK 0.88 NL 1.22 OV 1.11 ! PT 0.85 SC 0.84 ! ! ! Fit before self-cal, rms=0.054279Jy sigma=0.466779 ! Fit after self-cal, rms=0.052185Jy sigma=0.465015 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8712 mas, bmaj=1.973 mas, bpa=-2.839 degrees ! Estimated noise=0.428402 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.4, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000696416 Jy ! Component: 100 - total flux cleaned = 0.000849314 Jy ! Component: 150 - total flux cleaned = 0.000800274 Jy ! Component: 200 - total flux cleaned = 0.000801825 Jy ! Total flux subtracted in 200 components = 0.000801825 Jy ! Clean residual min=-0.000824 max=0.000837 Jy/beam ! Clean residual mean=0.000000 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0456046 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 52 components and 0.0456046 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=0.052152Jy sigma=0.464712 ! Fit after self-cal, rms=0.052157Jy sigma=0.464342 ! 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=0.052157Jy sigma=0.464342 ! Fit after self-cal, rms=0.052333Jy sigma=0.463396 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8665 mas, bmaj=1.962 mas, bpa=-2.709 degrees ! Estimated noise=0.428126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000450334 Jy ! Component: 100 - total flux cleaned = 0.000449335 Jy ! Component: 150 - total flux cleaned = 0.000448632 Jy ! Component: 200 - total flux cleaned = 0.000466611 Jy ! Total flux subtracted in 200 components = 0.000466611 Jy ! Clean residual min=-0.000868 max=0.000773 Jy/beam ! Clean residual mean=-0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0460712 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 60 components and 0.0460712 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=0.052314Jy sigma=0.463242 ! Fit after self-cal, rms=0.052354Jy sigma=0.463099 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 = 0.000115517 Jy ! Component: 100 - total flux cleaned = 0.000116066 Jy ! Component: 150 - total flux cleaned = 0.000133822 Jy ! Component: 200 - total flux cleaned = 0.000149505 Jy ! Total flux subtracted in 200 components = 0.000149505 Jy ! Clean residual min=-0.000877 max=0.000788 Jy/beam ! Clean residual mean=0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0462207 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 66 components and 0.0462207 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=0.052341Jy sigma=0.462992 ! Fit after self-cal, rms=0.052339Jy sigma=0.462973 ! 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=0.052339Jy sigma=0.462973 ! Fit after self-cal, rms=0.052285Jy sigma=0.462891 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8619 mas, bmaj=1.953 mas, bpa=-2.41 degrees ! Estimated noise=0.42626 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000293349 Jy ! Component: 100 - total flux cleaned = 0.000331648 Jy ! Component: 150 - total flux cleaned = 0.000348324 Jy ! Component: 200 - total flux cleaned = 0.000348864 Jy ! Total flux subtracted in 200 components = 0.000348864 Jy ! Clean residual min=-0.000877 max=0.000781 Jy/beam ! Clean residual mean=-0.000000 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0465696 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 70 components and 0.0465696 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=0.052273Jy sigma=0.462791 ! Fit after self-cal, rms=0.052290Jy sigma=0.462765 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 = 5.10688e-05 Jy ! Component: 100 - total flux cleaned = 8.29627e-05 Jy ! Component: 150 - total flux cleaned = 9.70976e-05 Jy ! Component: 200 - total flux cleaned = 0.000110695 Jy ! Total flux subtracted in 200 components = 0.000110695 Jy ! Clean residual min=-0.000892 max=0.000777 Jy/beam ! Clean residual mean=-0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0466803 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 74 components and 0.0466803 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=0.052281Jy sigma=0.462692 ! Fit after self-cal, rms=0.052283Jy sigma=0.462680 ! 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=0.052283Jy sigma=0.462680 ! Fit after self-cal, rms=0.051944Jy sigma=0.462658 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.083 mas, bmaj=2.95 mas, bpa=-0.1705 degrees ! Estimated noise=0.554159 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000403323 Jy ! Component: 100 - total flux cleaned = 0.000452234 Jy ! Component: 150 - total flux cleaned = 0.000468006 Jy ! Component: 200 - total flux cleaned = 0.000461387 Jy ! Total flux subtracted in 200 components = 0.000461387 Jy ! Clean residual min=-0.000803 max=0.000846 Jy/beam ! Clean residual mean=-0.000000 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0471417 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 90 components and 0.0471417 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=0.051942Jy sigma=0.462645 ! Fit after self-cal, rms=0.051943Jy sigma=0.462605 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 = 5.86462e-05 Jy ! Component: 100 - total flux cleaned = 5.23865e-05 Jy ! Component: 150 - total flux cleaned = 4.66679e-05 Jy ! Component: 200 - total flux cleaned = 4.15163e-05 Jy ! Total flux subtracted in 200 components = 4.15163e-05 Jy ! Clean residual min=-0.000839 max=0.000830 Jy/beam ! Clean residual mean=-0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0471832 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 99 components and 0.0471832 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=0.051942Jy sigma=0.462599 ! Fit after self-cal, rms=0.051940Jy sigma=0.462594 ! 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=0.8577 mas, bmaj=1.944 mas, bpa=-2.11 degrees ! Estimated noise=0.423878 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8577 x 1.944 at -2.11 degrees (North through East) ! Clean map min=-0.00089769 max=0.033534 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=0.6648 mas, bmaj=1.673 mas, bpa=-1.116 degrees ! Estimated noise=0.819308 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0242448 Jy ! Component: 100 - total flux cleaned = 0.0325677 Jy ! Component: 150 - total flux cleaned = 0.0374731 Jy ! Component: 200 - total flux cleaned = 0.0404572 Jy ! Total flux subtracted in 200 components = 0.0404572 Jy ! Clean residual min=-0.001977 max=0.002081 Jy/beam ! Clean residual mean=-0.000001 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.0404572 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0404572 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8577 mas, bmaj=1.944 mas, bpa=-2.11 degrees ! Estimated noise=0.423878 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 = 0.00264755 Jy ! Component: 100 - total flux cleaned = 0.00426508 Jy ! Component: 150 - total flux cleaned = 0.00504192 Jy ! Component: 200 - total flux cleaned = 0.0054409 Jy ! Total flux subtracted in 200 components = 0.0054409 Jy ! Clean residual min=-0.000920 max=0.000946 Jy/beam ! Clean residual mean=-0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0458981 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 37 components and 0.0458981 Jy ! Inverting map ! Added new window around map position (2.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000550505 Jy ! Component: 100 - total flux cleaned = 0.000583472 Jy ! Component: 150 - total flux cleaned = 0.000672079 Jy ! Component: 200 - total flux cleaned = 0.00075357 Jy ! Total flux subtracted in 200 components = 0.00075357 Jy ! Clean residual min=-0.000890 max=0.000785 Jy/beam ! Clean residual mean=-0.000000 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0466517 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 53 components and 0.0466517 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=2.083 mas, bmaj=2.95 mas, bpa=-0.1705 degrees ! Estimated noise=0.554159 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00054562 Jy ! Component: 100 - total flux cleaned = 0.000576672 Jy ! Component: 150 - total flux cleaned = 0.000535027 Jy ! Component: 200 - total flux cleaned = 0.000480273 Jy ! Total flux subtracted in 200 components = 0.000480273 Jy ! Clean residual min=-0.000842 max=0.000818 Jy/beam ! Clean residual mean=-0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.047132 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 = -4.97306e-05 Jy ! Component: 100 - total flux cleaned = -9.54123e-05 Jy ! Component: 150 - total flux cleaned = -0.000123686 Jy ! Component: 200 - total flux cleaned = -0.000150099 Jy ! Total flux subtracted in 200 components = -0.000150099 Jy ! Clean residual min=-0.000846 max=0.000817 Jy/beam ! Clean residual mean=-0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0469819 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 96 components and 0.0469819 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8577 mas, bmaj=1.944 mas, bpa=-2.11 degrees ! Estimated noise=0.423878 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.58267e-05 Jy ! Component: 100 - total flux cleaned = 1.9315e-05 Jy ! Component: 150 - total flux cleaned = -1.1412e-06 Jy ! Component: 200 - total flux cleaned = -1.63409e-06 Jy ! Total flux subtracted in 200 components = -1.63409e-06 Jy ! Clean residual min=-0.000885 max=0.000783 Jy/beam ! Clean residual mean=-0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0469802 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 102 components and 0.0469802 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=0.051940Jy sigma=0.462653 ! Fit after self-cal, rms=0.051935Jy sigma=0.462609 wmodel J2254+1136_X_map.mod ! Writing 102 model components to file: J2254+1136_X_map.mod wobs J2254+1136_X_uvs.fits ! Writing UV FITS file: J2254+1136_X_uvs.fits wwins J2254+1136_X_map.win ! wwins: Wrote 4 windows to J2254+1136_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 = -0.000293617 Jy ! Component: 100 - total flux cleaned = -0.000437239 Jy ! Component: 150 - total flux cleaned = -0.000532623 Jy ! Component: 200 - total flux cleaned = -0.000545916 Jy ! Component: 250 - total flux cleaned = -0.000508053 Jy ! Component: 300 - total flux cleaned = -0.000458496 Jy ! Component: 350 - total flux cleaned = -0.000421912 Jy ! Component: 400 - total flux cleaned = -0.000385981 Jy ! Component: 450 - total flux cleaned = -0.000339016 Jy ! Component: 500 - total flux cleaned = -0.000315824 Jy ! Component: 550 - total flux cleaned = -0.000236177 Jy ! Component: 600 - total flux cleaned = -0.000213564 Jy ! Component: 650 - total flux cleaned = -0.000180117 Jy ! Component: 700 - total flux cleaned = -0.000147177 Jy ! Component: 750 - total flux cleaned = -0.00010385 Jy ! Component: 800 - total flux cleaned = -8.23913e-05 Jy ! Component: 850 - total flux cleaned = -5.05334e-05 Jy ! Component: 900 - total flux cleaned = 1.68755e-06 Jy ! Component: 950 - total flux cleaned = 1.60047e-06 Jy ! Component: 1000 - total flux cleaned = 2.22146e-05 Jy ! Component: 1050 - total flux cleaned = 6.27968e-05 Jy ! Component: 1100 - total flux cleaned = 7.27462e-05 Jy ! Component: 1150 - total flux cleaned = 7.28088e-05 Jy ! Component: 1200 - total flux cleaned = 0.000132133 Jy ! Component: 1250 - total flux cleaned = 0.000141809 Jy ! Component: 1300 - total flux cleaned = 0.000190412 Jy ! Component: 1350 - total flux cleaned = 0.000228855 Jy ! Component: 1400 - total flux cleaned = 0.000267064 Jy ! Component: 1450 - total flux cleaned = 0.000304954 Jy ! Component: 1500 - total flux cleaned = 0.000361336 Jy ! Component: 1550 - total flux cleaned = 0.000370731 Jy ! Component: 1600 - total flux cleaned = 0.000444776 Jy ! Component: 1650 - total flux cleaned = 0.000463267 Jy ! Component: 1700 - total flux cleaned = 0.000545431 Jy ! Component: 1750 - total flux cleaned = 0.000554443 Jy ! Component: 1800 - total flux cleaned = 0.00062628 Jy ! Component: 1850 - total flux cleaned = 0.000688661 Jy ! Component: 1900 - total flux cleaned = 0.000697393 Jy ! Component: 1950 - total flux cleaned = 0.000706162 Jy ! Component: 2000 - total flux cleaned = 0.000767328 Jy ! Component: 2050 - total flux cleaned = 0.000776017 Jy ! Component: 2100 - total flux cleaned = 0.000810529 Jy ! Component: 2150 - total flux cleaned = 0.000844753 Jy ! Component: 2200 - total flux cleaned = 0.000844731 Jy ! Component: 2250 - total flux cleaned = 0.000861664 Jy ! Component: 2300 - total flux cleaned = 0.000853315 Jy ! Component: 2350 - total flux cleaned = 0.000911782 Jy ! Component: 2400 - total flux cleaned = 0.000911759 Jy ! Component: 2450 - total flux cleaned = 0.00091178 Jy ! Component: 2500 - total flux cleaned = 0.000944561 Jy ! Component: 2550 - total flux cleaned = 0.000944515 Jy ! Component: 2600 - total flux cleaned = 0.000993179 Jy ! Component: 2650 - total flux cleaned = 0.000977011 Jy ! Component: 2700 - total flux cleaned = 0.00102502 Jy ! Component: 2750 - total flux cleaned = 0.00100912 Jy ! Component: 2800 - total flux cleaned = 0.00102492 Jy ! Component: 2850 - total flux cleaned = 0.000993443 Jy ! Component: 2900 - total flux cleaned = 0.00102477 Jy ! Component: 2950 - total flux cleaned = 0.00106366 Jy ! Component: 3000 - total flux cleaned = 0.00107134 Jy ! Component: 3050 - total flux cleaned = 0.00109441 Jy ! Component: 3100 - total flux cleaned = 0.00104844 Jy ! Component: 3150 - total flux cleaned = 0.00107129 Jy ! Component: 3200 - total flux cleaned = 0.0011168 Jy ! Component: 3250 - total flux cleaned = 0.00113944 Jy ! Component: 3300 - total flux cleaned = 0.00115447 Jy ! Component: 3350 - total flux cleaned = 0.0011469 Jy ! Component: 3400 - total flux cleaned = 0.00113949 Jy ! Component: 3450 - total flux cleaned = 0.00116169 Jy ! Component: 3500 - total flux cleaned = 0.00119843 Jy ! Component: 3550 - total flux cleaned = 0.00121307 Jy ! Component: 3600 - total flux cleaned = 0.00121304 Jy ! Component: 3650 - total flux cleaned = 0.00123478 Jy ! Component: 3700 - total flux cleaned = 0.00123481 Jy ! Component: 3750 - total flux cleaned = 0.00122762 Jy ! Component: 3800 - total flux cleaned = 0.00127761 Jy ! Component: 3850 - total flux cleaned = 0.0012492 Jy ! Component: 3900 - total flux cleaned = 0.00127046 Jy ! Component: 3950 - total flux cleaned = 0.00128456 Jy ! Component: 4000 - total flux cleaned = 0.00131262 Jy ! Component: 4050 - total flux cleaned = 0.00129172 Jy ! Total flux subtracted in 4096 components = 0.00135429 Jy ! Clean residual min=-0.000450 max=0.000547 Jy/beam ! Clean residual mean=-0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0483345 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 421 components and 0.0483346 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2254+1136_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8577 x 1.944 at -2.11 degrees (North through East) ! Clean map min=-0.00080928 max=0.033345 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2254+1136_X_map.fits wmodel /image_prod/ug002_uva//J2254+1136_X_map.mod ! Writing 421 model components to file: /image_prod/ug002_uva//J2254+1136_X_map.mod wobs /image_prod/ug002_uva//J2254+1136_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2254+1136_X_uvs.fits wwins /image_prod/ug002_uva//J2254+1136_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J2254+1136_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0333449 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00011941 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.07432 1.07432 2.14864 4.29727 8.59454 17.1891 34.3782 68.7564 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.033 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 279.246 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2254+1136_X_dfm.log closed on Thu Mar 5 05:58:09 2020