! Started logfile: .//J1751-1950_C_20180722_dfm.log on Wed Aug 8 14:55:59 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J1751-1950_C_20180722_uva.fits ! Reading UV FITS file: .//J1751-1950_C_20180722_uva.fits ! AN table 1: 21 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.986395 visibilities/baseline/integration-bin. ! Found source: J1751-1950 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 3480 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1751-1950_C] 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 0.300x0.300 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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003765Jy sigma=20.708500 ! Fit after self-cal, rms=0.957899Jy sigma=19.695902 ! 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=1.332 mas, bmaj=6.409 mas, bpa=-26.68 degrees ! Estimated noise=0.938113 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 = 0.0299491 Jy ! Component: 100 - total flux cleaned = 0.0412822 Jy ! Total flux subtracted in 100 components = 0.0412822 Jy ! Clean residual min=-0.004587 max=0.005253 Jy/beam ! Clean residual mean=-0.000009 rms=0.001349 Jy/beam ! Combined flux in latest and established models = 0.0412822 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0412822 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. ! ! Fit before self-cal, rms=0.048688Jy sigma=0.813156 ! Fit after self-cal, rms=0.047662Jy sigma=0.792068 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.732 mas, bmaj=7.041 mas, bpa=-24.27 degrees ! Estimated noise=0.621421 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 = 0.011547 Jy ! Component: 100 - total flux cleaned = 0.0179071 Jy ! Component: 150 - total flux cleaned = 0.0218188 Jy ! Component: 200 - total flux cleaned = 0.0244066 Jy ! Total flux subtracted in 200 components = 0.0244066 Jy ! Clean residual min=-0.003132 max=0.003403 Jy/beam ! Clean residual mean=-0.000016 rms=0.000890 Jy/beam ! Combined flux in latest and established models = 0.0656888 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 67 components and 0.0656888 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. ! ! Fit before self-cal, rms=0.044999Jy sigma=0.711300 ! Fit after self-cal, rms=0.044987Jy sigma=0.709579 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.732 x 7.041 at -24.27 degrees (North through East) ! Clean map min=-0.0029966 max=0.043846 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 0.85 KP 1.20 MK 1.17 ! NL 1.19 OV 0.99 PT 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.92 KP 1.04 MK 0.83 ! NL 1.28 OV 1.13 PT 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 0.78 KP 0.95 MK 0.93 ! NL 1.15 OV 1.00 PT 1.13 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.90 KP 0.99 MK 1.04 ! NL 1.09 OV 0.98 PT 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 HN 0.93 KP 0.94 MK 1.05 ! NL 0.98 OV 0.99 PT 0.88 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.82 KP 0.98 MK 0.95 ! NL 0.94 OV 1.02 PT 0.88 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.80 KP 0.88 MK 1.01 ! NL 1.03 OV 1.04 PT 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.93 KP 0.91 MK 1.11 ! NL 1.04 OV 0.98 PT 0.86 ! ! ! Fit before self-cal, rms=0.044987Jy sigma=0.709579 ! Fit after self-cal, rms=0.042154Jy sigma=0.694351 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.715 mas, bmaj=7.002 mas, bpa=-23.65 degrees ! Estimated noise=0.593591 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 = 0.0019923 Jy ! Component: 100 - total flux cleaned = 0.00262107 Jy ! Component: 150 - total flux cleaned = 0.00272944 Jy ! Component: 200 - total flux cleaned = 0.00270166 Jy ! Total flux subtracted in 200 components = 0.00270166 Jy ! Clean residual min=-0.001901 max=0.002006 Jy/beam ! Clean residual mean=-0.000005 rms=0.000529 Jy/beam ! Combined flux in latest and established models = 0.0683904 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 91 components and 0.0683904 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. ! ! Fit before self-cal, rms=0.042007Jy sigma=0.692544 ! Fit after self-cal, rms=0.042180Jy sigma=0.692024 ! 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. ! ! Fit before self-cal, rms=0.042180Jy sigma=0.692024 ! Fit after self-cal, rms=0.041533Jy sigma=0.691328 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.696 mas, bmaj=6.968 mas, bpa=-23.45 degrees ! Estimated noise=0.588625 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106403 Jy ! Component: 100 - total flux cleaned = 0.00133584 Jy ! Component: 150 - total flux cleaned = 0.00131331 Jy ! Component: 200 - total flux cleaned = 0.00127543 Jy ! Total flux subtracted in 200 components = 0.00127543 Jy ! Clean residual min=-0.001995 max=0.001869 Jy/beam ! Clean residual mean=-0.000006 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.0696658 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 107 components and 0.0696658 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. ! ! Fit before self-cal, rms=0.041464Jy sigma=0.690854 ! Fit after self-cal, rms=0.041474Jy sigma=0.690789 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 = -2.95095e-05 Jy ! Component: 100 - total flux cleaned = -4.59455e-05 Jy ! Component: 150 - total flux cleaned = -7.40774e-05 Jy ! Component: 200 - total flux cleaned = -9.80883e-05 Jy ! Total flux subtracted in 200 components = -9.80883e-05 Jy ! Clean residual min=-0.002012 max=0.001891 Jy/beam ! Clean residual mean=-0.000006 rms=0.000510 Jy/beam ! Combined flux in latest and established models = 0.0695677 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 121 components and 0.0695677 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. ! ! Fit before self-cal, rms=0.041452Jy sigma=0.690746 ! Fit after self-cal, rms=0.041458Jy sigma=0.690714 ! 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. ! ! Fit before self-cal, rms=0.041458Jy sigma=0.690714 ! Fit after self-cal, rms=0.040455Jy sigma=0.690259 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.677 mas, bmaj=6.932 mas, bpa=-23.29 degrees ! Estimated noise=0.581015 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000565393 Jy ! Component: 100 - total flux cleaned = 0.000667112 Jy ! Component: 150 - total flux cleaned = 0.000696995 Jy ! Component: 200 - total flux cleaned = 0.000686151 Jy ! Total flux subtracted in 200 components = 0.000686151 Jy ! Clean residual min=-0.002024 max=0.001718 Jy/beam ! Clean residual mean=-0.000007 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.0702539 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 127 components and 0.0702539 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. ! ! Fit before self-cal, rms=0.040421Jy sigma=0.690234 ! Fit after self-cal, rms=0.040401Jy sigma=0.690189 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 = 1.07596e-06 Jy ! Component: 100 - total flux cleaned = -6.35684e-05 Jy ! Component: 150 - total flux cleaned = -0.000109321 Jy ! Component: 200 - total flux cleaned = -0.000141585 Jy ! Total flux subtracted in 200 components = -0.000141585 Jy ! Clean residual min=-0.002026 max=0.001746 Jy/beam ! Clean residual mean=-0.000007 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.0701123 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 136 components and 0.0701123 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. ! ! Fit before self-cal, rms=0.040390Jy sigma=0.690208 ! Fit after self-cal, rms=0.040394Jy sigma=0.690180 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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. ! ! Fit before self-cal, rms=0.040394Jy sigma=0.690180 ! Fit after self-cal, rms=0.039623Jy sigma=0.689956 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.321 mas, bmaj=9.594 mas, bpa=-15.39 degrees ! Estimated noise=0.707929 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00033749 Jy ! Component: 100 - total flux cleaned = 0.000430559 Jy ! Component: 150 - total flux cleaned = 0.0004401 Jy ! Component: 200 - total flux cleaned = 0.00044735 Jy ! Total flux subtracted in 200 components = 0.00044735 Jy ! Clean residual min=-0.001825 max=0.001870 Jy/beam ! Clean residual mean=-0.000010 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.0705597 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 144 components and 0.0705597 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. ! ! Fit before self-cal, rms=0.039608Jy sigma=0.690054 ! Fit after self-cal, rms=0.039590Jy sigma=0.690018 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.23372e-05 Jy ! Component: 100 - total flux cleaned = 6.86241e-06 Jy ! Component: 150 - total flux cleaned = 6.6432e-06 Jy ! Component: 200 - total flux cleaned = -2.17158e-06 Jy ! Total flux subtracted in 200 components = -2.17158e-06 Jy ! Clean residual min=-0.001818 max=0.001873 Jy/beam ! Clean residual mean=-0.000010 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.0705575 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 153 components and 0.0705575 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. ! ! Fit before self-cal, rms=0.039586Jy sigma=0.690101 ! Fit after self-cal, rms=0.039586Jy sigma=0.690079 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.663 mas, bmaj=6.905 mas, bpa=-23.22 degrees ! Estimated noise=0.57465 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.663 x 6.905 at -23.22 degrees (North through East) ! Clean map min=-0.001922 max=0.041233 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=1.302 mas, bmaj=6.326 mas, bpa=-25.55 degrees ! Estimated noise=0.841567 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.027476 Jy ! Component: 100 - total flux cleaned = 0.0392156 Jy ! Component: 150 - total flux cleaned = 0.0462295 Jy ! Component: 200 - total flux cleaned = 0.0511902 Jy ! Total flux subtracted in 200 components = 0.0511902 Jy ! Clean residual min=-0.003299 max=0.003240 Jy/beam ! Clean residual mean=-0.000006 rms=0.000908 Jy/beam ! Combined flux in latest and established models = 0.0511902 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0511902 Jy ! Inverting map and beam ! Estimated beam: bmin=1.663 mas, bmaj=6.905 mas, bpa=-23.22 degrees ! Estimated noise=0.57465 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 = 0.00712366 Jy ! Component: 100 - total flux cleaned = 0.0112529 Jy ! Component: 150 - total flux cleaned = 0.0138127 Jy ! Component: 200 - total flux cleaned = 0.0154885 Jy ! Total flux subtracted in 200 components = 0.0154885 Jy ! Clean residual min=-0.001977 max=0.002259 Jy/beam ! Clean residual mean=-0.000010 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.0666787 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 65 components and 0.0666787 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.321 mas, bmaj=9.594 mas, bpa=-15.39 degrees ! Estimated noise=0.707929 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00175236 Jy ! Component: 100 - total flux cleaned = 0.00256002 Jy ! Component: 150 - total flux cleaned = 0.00302474 Jy ! Component: 200 - total flux cleaned = 0.00332408 Jy ! Total flux subtracted in 200 components = 0.00332408 Jy ! Clean residual min=-0.001946 max=0.001861 Jy/beam ! Clean residual mean=-0.000011 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.0700028 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 = 0.000195735 Jy ! Component: 100 - total flux cleaned = 0.000295026 Jy ! Component: 150 - total flux cleaned = 0.00031888 Jy ! Component: 200 - total flux cleaned = 0.000345835 Jy ! Total flux subtracted in 200 components = 0.000345835 Jy ! Clean residual min=-0.001921 max=0.001883 Jy/beam ! Clean residual mean=-0.000011 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.0703486 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 108 components and 0.0703486 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.663 mas, bmaj=6.905 mas, bpa=-23.22 degrees ! Estimated noise=0.57465 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000175932 Jy ! Component: 100 - total flux cleaned = -0.000145558 Jy ! Component: 150 - total flux cleaned = -0.000145398 Jy ! Component: 200 - total flux cleaned = -0.000157096 Jy ! Total flux subtracted in 200 components = -0.000157096 Jy ! Clean residual min=-0.001869 max=0.001822 Jy/beam ! Clean residual mean=-0.000007 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.0701915 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 124 components and 0.0701915 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. ! ! Fit before self-cal, rms=0.039601Jy sigma=0.690405 ! Fit after self-cal, rms=0.039575Jy sigma=0.690161 wmodel J1751-1950_C_map.mod ! Writing 124 model components to file: J1751-1950_C_map.mod wobs J1751-1950_C_uvs.fits ! Writing UV FITS file: J1751-1950_C_uvs.fits wwins J1751-1950_C_map.win ! wwins: Wrote 1 windows to J1751-1950_C_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 = -0.000118678 Jy ! Component: 100 - total flux cleaned = -0.000150158 Jy ! Component: 150 - total flux cleaned = -0.000208924 Jy ! Component: 200 - total flux cleaned = -3.99654e-05 Jy ! Component: 250 - total flux cleaned = 6.8545e-05 Jy ! Component: 300 - total flux cleaned = 0.000147198 Jy ! Component: 350 - total flux cleaned = 0.000248944 Jy ! Component: 400 - total flux cleaned = 0.000347219 Jy ! Component: 450 - total flux cleaned = 0.000443324 Jy ! Component: 500 - total flux cleaned = 0.000536762 Jy ! Component: 550 - total flux cleaned = 0.000628178 Jy ! Component: 600 - total flux cleaned = 0.000760264 Jy ! Component: 650 - total flux cleaned = 0.000824254 Jy ! Component: 700 - total flux cleaned = 0.000866405 Jy ! Component: 750 - total flux cleaned = 0.000968965 Jy ! Component: 800 - total flux cleaned = 0.00102895 Jy ! Component: 850 - total flux cleaned = 0.0010289 Jy ! Component: 900 - total flux cleaned = 0.00110619 Jy ! Component: 950 - total flux cleaned = 0.00114395 Jy ! Component: 1000 - total flux cleaned = 0.00118125 Jy ! Component: 1050 - total flux cleaned = 0.00123607 Jy ! Component: 1100 - total flux cleaned = 0.00125402 Jy ! Component: 1150 - total flux cleaned = 0.00130711 Jy ! Component: 1200 - total flux cleaned = 0.00137675 Jy ! Component: 1250 - total flux cleaned = 0.00142786 Jy ! Component: 1300 - total flux cleaned = 0.00141083 Jy ! Component: 1350 - total flux cleaned = 0.00142742 Jy ! Component: 1400 - total flux cleaned = 0.00144397 Jy ! Component: 1450 - total flux cleaned = 0.00144394 Jy ! Component: 1500 - total flux cleaned = 0.00150753 Jy ! Component: 1550 - total flux cleaned = 0.00149197 Jy ! Component: 1600 - total flux cleaned = 0.00149198 Jy ! Component: 1650 - total flux cleaned = 0.00152272 Jy ! Component: 1700 - total flux cleaned = 0.00155276 Jy ! Component: 1750 - total flux cleaned = 0.00153796 Jy ! Component: 1800 - total flux cleaned = 0.0015675 Jy ! Component: 1850 - total flux cleaned = 0.00153874 Jy ! Component: 1900 - total flux cleaned = 0.00152464 Jy ! Component: 1950 - total flux cleaned = 0.00153882 Jy ! Component: 2000 - total flux cleaned = 0.0015249 Jy ! Component: 2050 - total flux cleaned = 0.00148357 Jy ! Component: 2100 - total flux cleaned = 0.00144281 Jy ! Component: 2150 - total flux cleaned = 0.00146955 Jy ! Component: 2200 - total flux cleaned = 0.00144271 Jy ! Component: 2250 - total flux cleaned = 0.00137686 Jy ! Component: 2300 - total flux cleaned = 0.00136388 Jy ! Component: 2350 - total flux cleaned = 0.00135112 Jy ! Component: 2400 - total flux cleaned = 0.00135105 Jy ! Component: 2450 - total flux cleaned = 0.00132587 Jy ! Component: 2500 - total flux cleaned = 0.00127595 Jy ! Component: 2550 - total flux cleaned = 0.00125158 Jy ! Component: 2600 - total flux cleaned = 0.00127586 Jy ! Component: 2650 - total flux cleaned = 0.00123938 Jy ! Component: 2700 - total flux cleaned = 0.00120352 Jy ! Component: 2750 - total flux cleaned = 0.00121529 Jy ! Component: 2800 - total flux cleaned = 0.00115674 Jy ! Component: 2850 - total flux cleaned = 0.0011452 Jy ! Component: 2900 - total flux cleaned = 0.00116806 Jy ! Component: 2950 - total flux cleaned = 0.00112242 Jy ! Component: 3000 - total flux cleaned = 0.00109982 Jy ! Component: 3050 - total flux cleaned = 0.00115596 Jy ! Component: 3100 - total flux cleaned = 0.00111131 Jy ! Component: 3150 - total flux cleaned = 0.00108923 Jy ! Component: 3200 - total flux cleaned = 0.00112217 Jy ! Component: 3250 - total flux cleaned = 0.00108943 Jy ! Component: 3300 - total flux cleaned = 0.00110019 Jy ! Component: 3350 - total flux cleaned = 0.00105724 Jy ! Component: 3400 - total flux cleaned = 0.00101466 Jy ! Component: 3450 - total flux cleaned = 0.00100415 Jy ! Component: 3500 - total flux cleaned = 0.000993677 Jy ! Component: 3550 - total flux cleaned = 0.000993599 Jy ! Component: 3600 - total flux cleaned = 0.000951927 Jy ! Component: 3650 - total flux cleaned = 0.000920781 Jy ! Component: 3700 - total flux cleaned = 0.000890001 Jy ! Component: 3750 - total flux cleaned = 0.000859351 Jy ! Component: 3800 - total flux cleaned = 0.000859324 Jy ! Component: 3850 - total flux cleaned = 0.000859253 Jy ! Component: 3900 - total flux cleaned = 0.000799007 Jy ! Component: 3950 - total flux cleaned = 0.000769218 Jy ! Component: 4000 - total flux cleaned = 0.000739561 Jy ! Component: 4050 - total flux cleaned = 0.000719819 Jy ! Total flux subtracted in 4096 components = 0.000719762 Jy ! Clean residual min=-0.000568 max=0.000513 Jy/beam ! Clean residual mean=-0.000000 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.0709113 Jy keep ! Adding 252 model components to the UV plane model. ! The established model now contains 376 components and 0.0709113 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1751-1950_C_20180722_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.663 x 6.905 at -23.22 degrees (North through East) ! Clean map min=-0.0013426 max=0.040554 Jy/beam ! Writing clean map to FITS file: .//J1751-1950_C_20180722_map.fits wmodel .//J1751-1950_C_20180722_map.mod ! Writing 376 model components to file: .//J1751-1950_C_20180722_map.mod wobs .//J1751-1950_C_20180722_uvs.fits ! Writing UV FITS file: .//J1751-1950_C_20180722_uvs.fits wwins .//J1751-1950_C_20180722_map.win ! wwins: Wrote 2 windows to .//J1751-1950_C_20180722_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0405536 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000178589 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.32113 1.32113 2.64227 5.28453 10.5691 21.1381 42.2762 84.5525 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.04 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 227.077 quit ! Quitting program ! Log file .//J1751-1950_C_20180722_dfm.log closed on Wed Aug 8 14:56:03 2018