! Started logfile: .//J0237+2848_X_dfm.log on Wed Aug 15 15:25:47 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 .//J0237+2848_X_uva.fits ! Reading UV FITS file: .//J0237+2848_X_uva.fits ! AN table 1: 8 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0237+2848 ! ! 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 4320 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 J0237+2848_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=2.375913Jy sigma=36.388510 ! Fit after self-cal, rms=1.214933Jy sigma=18.203701 ! 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=0.6705 mas, bmaj=2.012 mas, bpa=-25.14 degrees ! Estimated noise=1.14881 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 = 1.58173 Jy ! Component: 100 - total flux cleaned = 1.94031 Jy ! Total flux subtracted in 100 components = 1.94031 Jy ! Clean residual min=-0.096895 max=0.200197 Jy/beam ! Clean residual mean=-0.000050 rms=0.026109 Jy/beam ! Combined flux in latest and established models = 1.94031 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 1.94031 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=0.491539Jy sigma=7.308204 ! Fit after self-cal, rms=0.491135Jy sigma=7.302476 ! Inverting map ! Added new window around map position (-1.2, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.20094 Jy ! Component: 100 - total flux cleaned = 0.327965 Jy ! Total flux subtracted in 100 components = 0.327965 Jy ! Clean residual min=-0.082724 max=0.104806 Jy/beam ! Clean residual mean=-0.000046 rms=0.018116 Jy/beam ! Combined flux in latest and established models = 2.26828 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 2.26828 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=0.336318Jy sigma=4.997489 ! Fit after self-cal, rms=0.331477Jy sigma=4.935038 ! 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=0.8756 mas, bmaj=2.171 mas, bpa=-23.49 degrees ! Estimated noise=0.730296 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, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.172333 Jy ! Component: 100 - total flux cleaned = 0.286233 Jy ! Component: 150 - total flux cleaned = 0.368541 Jy ! Component: 200 - total flux cleaned = 0.432262 Jy ! Total flux subtracted in 200 components = 0.432262 Jy ! Clean residual min=-0.057389 max=0.078481 Jy/beam ! Clean residual mean=-0.000041 rms=0.014709 Jy/beam ! Combined flux in latest and established models = 2.70054 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 45 components and 2.70054 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=0.188725Jy sigma=2.823557 ! Fit after self-cal, rms=0.182836Jy sigma=2.725357 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8756 x 2.171 at -23.49 degrees (North through East) ! Clean map min=-0.051571 max=2.1043 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.97 KP 1.04 ! LA 0.98 MK 1.04 NL 1.11 OV 0.92 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.96 KP 1.04 ! LA 0.98 MK 1.04 NL 1.10 OV 0.93 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.96 KP 1.03 ! LA 0.98 MK 1.02 NL 1.12 OV 0.93 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.95 KP 1.03 ! LA 0.96 MK 1.04 NL 1.11 OV 0.91 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.97 KP 1.01 ! LA 0.98 MK 1.02 NL 1.11 OV 0.91 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 HN 0.96 KP 1.03 ! LA 0.97 MK 1.03 NL 1.09 OV 0.91 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.97 KP 1.04 ! LA 0.97 MK 1.03 NL 1.09 OV 0.91 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 0.95 KP 1.02 ! LA 0.97 MK 1.01 NL 1.09 OV 0.92 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.96 KP 1.02 ! LA 0.96 MK 1.00 NL 1.08 OV 0.89 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.97 KP 0.99 ! LA 0.96 MK 1.02 NL 1.07 OV 0.91 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.94 KP 1.02 ! LA 0.95 MK 1.01 NL 1.07 OV 0.90 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.96 KP 1.00 ! LA 0.97 MK 1.03 NL 1.09 OV 0.91 ! PT 0.94 SC 0.98 ! ! ! Fit before self-cal, rms=0.182836Jy sigma=2.725357 ! Fit after self-cal, rms=0.097675Jy sigma=1.425770 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8845 mas, bmaj=2.183 mas, bpa=-23.38 degrees ! Estimated noise=0.719994 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 = 0.0319938 Jy ! Component: 100 - total flux cleaned = 0.0407737 Jy ! Component: 150 - total flux cleaned = 0.0440879 Jy ! Component: 200 - total flux cleaned = 0.0471867 Jy ! Total flux subtracted in 200 components = 0.0471867 Jy ! Clean residual min=-0.019354 max=0.018556 Jy/beam ! Clean residual mean=-0.000001 rms=0.004100 Jy/beam ! Combined flux in latest and established models = 2.74773 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 64 components and 2.74773 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=0.079847Jy sigma=1.154476 ! Fit after self-cal, rms=0.078852Jy sigma=1.137568 ! 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=0.078852Jy sigma=1.137568 ! Fit after self-cal, rms=0.078506Jy sigma=1.127195 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8834 mas, bmaj=2.183 mas, bpa=-23.34 degrees ! Estimated noise=0.719621 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00624934 Jy ! Component: 100 - total flux cleaned = 0.00718283 Jy ! Component: 150 - total flux cleaned = 0.00956228 Jy ! Component: 200 - total flux cleaned = 0.0109641 Jy ! Total flux subtracted in 200 components = 0.0109641 Jy ! Clean residual min=-0.015756 max=0.014377 Jy/beam ! Clean residual mean=-0.000000 rms=0.003495 Jy/beam ! Combined flux in latest and established models = 2.75869 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 76 components and 2.75869 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=0.073604Jy sigma=1.056308 ! Fit after self-cal, rms=0.073379Jy sigma=1.052032 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 = 0.00142526 Jy ! Component: 100 - total flux cleaned = 0.00171932 Jy ! Component: 150 - total flux cleaned = 0.00199686 Jy ! Component: 200 - total flux cleaned = 0.00224638 Jy ! Total flux subtracted in 200 components = 0.00224638 Jy ! Clean residual min=-0.014126 max=0.013852 Jy/beam ! Clean residual mean=-0.000001 rms=0.003254 Jy/beam ! Combined flux in latest and established models = 2.76094 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 81 components and 2.76094 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=0.071210Jy sigma=1.019748 ! Fit after self-cal, rms=0.071126Jy sigma=1.018165 ! 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=0.071126Jy sigma=1.018165 ! Fit after self-cal, rms=0.070846Jy sigma=1.013291 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8829 mas, bmaj=2.183 mas, bpa=-23.34 degrees ! Estimated noise=0.719303 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000159598 Jy ! Component: 100 - total flux cleaned = 0.000895956 Jy ! Component: 150 - total flux cleaned = 0.00178181 Jy ! Component: 200 - total flux cleaned = 0.00197519 Jy ! Total flux subtracted in 200 components = 0.00197519 Jy ! Clean residual min=-0.012559 max=0.013272 Jy/beam ! Clean residual mean=-0.000001 rms=0.003012 Jy/beam ! Combined flux in latest and established models = 2.76291 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 90 components and 2.76291 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=0.069309Jy sigma=0.990410 ! Fit after self-cal, rms=0.069256Jy sigma=0.989515 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 (-12.8, 20.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012755 Jy ! Component: 100 - total flux cleaned = 0.0177492 Jy ! Component: 150 - total flux cleaned = 0.0220333 Jy ! Component: 200 - total flux cleaned = 0.0259615 Jy ! Total flux subtracted in 200 components = 0.0259615 Jy ! Clean residual min=-0.010841 max=0.008701 Jy/beam ! Clean residual mean=0.000000 rms=0.002395 Jy/beam ! Combined flux in latest and established models = 2.78887 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 113 components and 2.78887 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=0.065911Jy sigma=0.941285 ! Fit after self-cal, rms=0.065842Jy sigma=0.940136 ! 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=0.065842Jy sigma=0.940136 ! Fit after self-cal, rms=0.065501Jy sigma=0.936603 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.103 mas, bmaj=2.604 mas, bpa=-15.37 degrees ! Estimated noise=0.907991 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00994493 Jy ! Component: 100 - total flux cleaned = 0.0169179 Jy ! Component: 150 - total flux cleaned = 0.0213392 Jy ! Component: 200 - total flux cleaned = 0.0241572 Jy ! Total flux subtracted in 200 components = 0.0241572 Jy ! Clean residual min=-0.010860 max=0.012879 Jy/beam ! Clean residual mean=0.000003 rms=0.003228 Jy/beam ! Combined flux in latest and established models = 2.81303 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 141 components and 2.81303 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=0.064687Jy sigma=0.925389 ! Fit after self-cal, rms=0.064660Jy sigma=0.924050 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 = 0.00470477 Jy ! Component: 100 - total flux cleaned = 0.00629916 Jy ! Component: 150 - total flux cleaned = 0.00743239 Jy ! Component: 200 - total flux cleaned = 0.00857329 Jy ! Total flux subtracted in 200 components = 0.00857329 Jy ! Clean residual min=-0.010469 max=0.011955 Jy/beam ! Clean residual mean=0.000003 rms=0.003002 Jy/beam ! Combined flux in latest and established models = 2.8216 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 150 components and 2.8216 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=0.064364Jy sigma=0.921794 ! Fit after self-cal, rms=0.064369Jy sigma=0.921040 ! 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=0.8826 mas, bmaj=2.183 mas, bpa=-23.35 degrees ! Estimated noise=0.718766 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8826 x 2.183 at -23.35 degrees (North through East) ! Clean map min=-0.0088465 max=2.0746 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 ! Performing amp+phase self-cal ! ! 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=0.064369Jy sigma=0.921040 ! Fit after self-cal, rms=0.059801Jy sigma=0.847455 ! Inverting map and beam ! Estimated beam: bmin=0.8831 mas, bmaj=2.182 mas, bpa=-23.36 degrees ! Estimated noise=0.719384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000385121 Jy ! Component: 100 - total flux cleaned = 0.000364189 Jy ! Component: 150 - total flux cleaned = 0.000501905 Jy ! Component: 200 - total flux cleaned = 0.000871161 Jy ! Total flux subtracted in 200 components = 0.000871161 Jy ! Clean residual min=-0.008880 max=0.007254 Jy/beam ! Clean residual mean=0.000001 rms=0.001942 Jy/beam ! Combined flux in latest and established models = 2.82247 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 167 components and 2.82247 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=0.059124Jy sigma=0.837447 ! Fit after self-cal, rms=0.059128Jy sigma=0.837194 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000836917 Jy ! Component: 100 - total flux cleaned = 0.00127107 Jy ! Component: 150 - total flux cleaned = 0.00167753 Jy ! Component: 200 - total flux cleaned = 0.00196198 Jy ! Total flux subtracted in 200 components = 0.00196198 Jy ! Clean residual min=-0.008536 max=0.007212 Jy/beam ! Clean residual mean=0.000002 rms=0.001896 Jy/beam ! Combined flux in latest and established models = 2.82444 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 179 components and 2.82444 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=0.058766Jy sigma=0.832487 ! Fit after self-cal, rms=0.058777Jy sigma=0.832335 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.058777Jy sigma=0.832335 ! Fit after self-cal, rms=0.058750Jy sigma=0.831604 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=0.6751 mas, bmaj=2.015 mas, bpa=-25.07 degrees ! Estimated noise=1.14083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.57022 Jy ! Component: 100 - total flux cleaned = 1.95007 Jy ! Component: 150 - total flux cleaned = 2.1319 Jy ! Component: 200 - total flux cleaned = 2.2492 Jy ! Total flux subtracted in 200 components = 2.2492 Jy ! Clean residual min=-0.042116 max=0.064418 Jy/beam ! Clean residual mean=-0.000016 rms=0.011124 Jy/beam ! Combined flux in latest and established models = 2.2492 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 11 model components to the UV plane model. ! The established model now contains 11 components and 2.2492 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8829 mas, bmaj=2.182 mas, bpa=-23.37 degrees ! Estimated noise=0.719449 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 = 0.145022 Jy ! Component: 100 - total flux cleaned = 0.236715 Jy ! Component: 150 - total flux cleaned = 0.300548 Jy ! Component: 200 - total flux cleaned = 0.347853 Jy ! Total flux subtracted in 200 components = 0.347853 Jy ! Clean residual min=-0.018978 max=0.032714 Jy/beam ! Clean residual mean=-0.000012 rms=0.007151 Jy/beam ! Combined flux in latest and established models = 2.59706 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 55 components and 2.59706 Jy ! Inverting map ! Added new window around map position (23.2, -9.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0374297 Jy ! Component: 100 - total flux cleaned = 0.0658184 Jy ! Component: 150 - total flux cleaned = 0.0881665 Jy ! Component: 200 - total flux cleaned = 0.105908 Jy ! Total flux subtracted in 200 components = 0.105908 Jy ! Clean residual min=-0.013109 max=0.013817 Jy/beam ! Clean residual mean=-0.000005 rms=0.003772 Jy/beam ! Combined flux in latest and established models = 2.70297 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 90 components and 2.70297 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=2.103 mas, bmaj=2.603 mas, bpa=-15.45 degrees ! Estimated noise=0.908748 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0234067 Jy ! Component: 100 - total flux cleaned = 0.0395239 Jy ! Component: 150 - total flux cleaned = 0.0526376 Jy ! Component: 200 - total flux cleaned = 0.0635603 Jy ! Total flux subtracted in 200 components = 0.0635603 Jy ! Clean residual min=-0.013457 max=0.014245 Jy/beam ! Clean residual mean=-0.000001 rms=0.004306 Jy/beam ! Combined flux in latest and established models = 2.76653 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00925931 Jy ! Component: 100 - total flux cleaned = 0.0172132 Jy ! Component: 150 - total flux cleaned = 0.0240924 Jy ! Component: 200 - total flux cleaned = 0.0291651 Jy ! Total flux subtracted in 200 components = 0.0291651 Jy ! Clean residual min=-0.011365 max=0.011966 Jy/beam ! Clean residual mean=0.000002 rms=0.003550 Jy/beam ! Combined flux in latest and established models = 2.79569 Jy ! Adding 82 model components to the UV plane model. ! The established model now contains 156 components and 2.79569 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8829 mas, bmaj=2.182 mas, bpa=-23.37 degrees ! Estimated noise=0.719449 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.84421e-05 Jy ! Component: 100 - total flux cleaned = 0.00194201 Jy ! Component: 150 - total flux cleaned = 0.00330897 Jy ! Component: 200 - total flux cleaned = 0.00519041 Jy ! Total flux subtracted in 200 components = 0.00519041 Jy ! Clean residual min=-0.008890 max=0.008664 Jy/beam ! Clean residual mean=0.000001 rms=0.002142 Jy/beam ! Combined flux in latest and established models = 2.80088 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 175 components and 2.80088 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=0.060574Jy sigma=0.864904 ! Fit after self-cal, rms=0.060091Jy sigma=0.854569 wmodel J0237+2848_X_map.mod ! Writing 175 model components to file: J0237+2848_X_map.mod wobs J0237+2848_X_uvs.fits ! Writing UV FITS file: J0237+2848_X_uvs.fits wwins J0237+2848_X_map.win ! wwins: Wrote 5 windows to J0237+2848_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 = -0.00267022 Jy ! Component: 100 - total flux cleaned = -0.00339335 Jy ! Component: 150 - total flux cleaned = -0.00352579 Jy ! Component: 200 - total flux cleaned = -0.00327692 Jy ! Component: 250 - total flux cleaned = -0.00362717 Jy ! Component: 300 - total flux cleaned = -0.00362862 Jy ! Component: 350 - total flux cleaned = -0.0036313 Jy ! Component: 400 - total flux cleaned = -0.00393163 Jy ! Component: 450 - total flux cleaned = -0.00402839 Jy ! Component: 500 - total flux cleaned = -0.00430856 Jy ! Component: 550 - total flux cleaned = -0.00421692 Jy ! Component: 600 - total flux cleaned = -0.0042165 Jy ! Component: 650 - total flux cleaned = -0.00421685 Jy ! Component: 700 - total flux cleaned = -0.00429935 Jy ! Component: 750 - total flux cleaned = -0.00430051 Jy ! Component: 800 - total flux cleaned = -0.00422589 Jy ! Component: 850 - total flux cleaned = -0.00401094 Jy ! Component: 900 - total flux cleaned = -0.00408179 Jy ! Component: 950 - total flux cleaned = -0.00380914 Jy ! Component: 1000 - total flux cleaned = -0.00401143 Jy ! Component: 1050 - total flux cleaned = -0.00420361 Jy ! Component: 1100 - total flux cleaned = -0.00401128 Jy ! Component: 1150 - total flux cleaned = -0.00401099 Jy ! Component: 1200 - total flux cleaned = -0.00401136 Jy ! Component: 1250 - total flux cleaned = -0.00435869 Jy ! Component: 1300 - total flux cleaned = -0.00441259 Jy ! Component: 1350 - total flux cleaned = -0.004468 Jy ! Component: 1400 - total flux cleaned = -0.00468341 Jy ! Component: 1450 - total flux cleaned = -0.00499725 Jy ! Component: 1500 - total flux cleaned = -0.00504655 Jy ! Component: 1550 - total flux cleaned = -0.00524617 Jy ! Component: 1600 - total flux cleaned = -0.00548745 Jy ! Component: 1650 - total flux cleaned = -0.00577024 Jy ! Component: 1700 - total flux cleaned = -0.00581626 Jy ! Component: 1750 - total flux cleaned = -0.00599635 Jy ! Component: 1800 - total flux cleaned = -0.00595107 Jy ! Component: 1850 - total flux cleaned = -0.00608087 Jy ! Component: 1900 - total flux cleaned = -0.00616614 Jy ! Component: 1950 - total flux cleaned = -0.00629153 Jy ! Component: 2000 - total flux cleaned = -0.00641284 Jy ! Component: 2050 - total flux cleaned = -0.00649179 Jy ! Component: 2100 - total flux cleaned = -0.00660793 Jy ! Component: 2150 - total flux cleaned = -0.00672328 Jy ! Component: 2200 - total flux cleaned = -0.00676032 Jy ! Component: 2250 - total flux cleaned = -0.00694423 Jy ! Component: 2300 - total flux cleaned = -0.00690856 Jy ! Component: 2350 - total flux cleaned = -0.00694476 Jy ! Component: 2400 - total flux cleaned = -0.00708331 Jy ! Component: 2450 - total flux cleaned = -0.00715152 Jy ! Component: 2500 - total flux cleaned = -0.00711773 Jy ! Component: 2550 - total flux cleaned = -0.00708489 Jy ! Component: 2600 - total flux cleaned = -0.00702083 Jy ! Component: 2650 - total flux cleaned = -0.00698977 Jy ! Component: 2700 - total flux cleaned = -0.00702112 Jy ! Component: 2750 - total flux cleaned = -0.00702171 Jy ! Component: 2800 - total flux cleaned = -0.00696169 Jy ! Component: 2850 - total flux cleaned = -0.00705032 Jy ! Component: 2900 - total flux cleaned = -0.0070501 Jy ! Component: 2950 - total flux cleaned = -0.00699211 Jy ! Component: 3000 - total flux cleaned = -0.00693547 Jy ! Component: 3050 - total flux cleaned = -0.00687995 Jy ! Component: 3100 - total flux cleaned = -0.00693494 Jy ! Component: 3150 - total flux cleaned = -0.00685318 Jy ! Component: 3200 - total flux cleaned = -0.00685336 Jy ! Component: 3250 - total flux cleaned = -0.00685308 Jy ! Component: 3300 - total flux cleaned = -0.00674953 Jy ! Component: 3350 - total flux cleaned = -0.0067754 Jy ! Component: 3400 - total flux cleaned = -0.00672492 Jy ! Component: 3450 - total flux cleaned = -0.00677465 Jy ! Component: 3500 - total flux cleaned = -0.00672593 Jy ! Component: 3550 - total flux cleaned = -0.00674996 Jy ! Component: 3600 - total flux cleaned = -0.00682203 Jy ! Component: 3650 - total flux cleaned = -0.00679834 Jy ! Component: 3700 - total flux cleaned = -0.0067285 Jy ! Component: 3750 - total flux cleaned = -0.00684437 Jy ! Component: 3800 - total flux cleaned = -0.00686756 Jy ! Component: 3850 - total flux cleaned = -0.00695787 Jy ! Component: 3900 - total flux cleaned = -0.00697994 Jy ! Component: 3950 - total flux cleaned = -0.00700238 Jy ! Component: 4000 - total flux cleaned = -0.00700244 Jy ! Component: 4050 - total flux cleaned = -0.00706759 Jy ! Total flux subtracted in 4096 components = -0.00713195 Jy ! Clean residual min=-0.001253 max=0.001285 Jy/beam ! Clean residual mean=0.000000 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 2.79375 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 474 components and 2.79375 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0237+2848_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8829 x 2.182 at -23.37 degrees (North through East) ! Clean map min=-0.0041497 max=2.0771 Jy/beam ! Writing clean map to FITS file: .//J0237+2848_X_map.fits wmodel .//J0237+2848_X_map.mod ! Writing 474 model components to file: .//J0237+2848_X_map.mod wobs .//J0237+2848_X_uvs.fits ! Writing UV FITS file: .//J0237+2848_X_uvs.fits wwins .//J0237+2848_X_map.win ! wwins: Wrote 6 windows to .//J0237+2848_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.07707 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000364935 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0527092 0.0527092 0.105418 0.210837 0.421673 0.843347 1.68669 3.37339 6.74677 13.4935 26.9871 53.9742 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.077 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5691.61 quit ! Quitting program ! Log file .//J0237+2848_X_dfm.log closed on Wed Aug 15 15:25:51 2018