! Started logfile: /vlbi/sb072/temp_maps//J1637+4326_C_dfm.log on Fri Jan 25 19:40:44 2019 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 /vlbi/sb072/temp_maps//J1637+4326_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1637+4326_C_uva.fits ! AN table 1: 19 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1637+4326 ! ! 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 94 lines of history. ! ! Reading 5472 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 J1637+4326_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. ! ! 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=1.000380Jy sigma=48.382983 ! Fit after self-cal, rms=0.993591Jy sigma=48.046433 ! 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=1.334 mas, bmaj=5.095 mas, bpa=-45.75 degrees ! Estimated noise=0.406547 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 = 0.00446437 Jy ! Component: 100 - total flux cleaned = 0.00605676 Jy ! Total flux subtracted in 100 components = 0.00605676 Jy ! Clean residual min=-0.001417 max=0.001249 Jy/beam ! Clean residual mean=0.000006 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.00605676 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.00605676 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=0.016646Jy sigma=0.769751 ! Fit after self-cal, rms=0.015419Jy sigma=0.707583 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00341742 Jy ! Component: 100 - total flux cleaned = 0.00489073 Jy ! Total flux subtracted in 100 components = 0.00489073 Jy ! Clean residual min=-0.001328 max=0.001257 Jy/beam ! Clean residual mean=0.000006 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.0109475 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.0109475 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=0.014514Jy sigma=0.660263 ! Fit after self-cal, rms=0.014501Jy sigma=0.659716 ! 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=1.892 mas, bmaj=5.176 mas, bpa=-46.48 degrees ! Estimated noise=0.200994 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 = 0.00147705 Jy ! Component: 100 - total flux cleaned = 0.00237271 Jy ! Component: 150 - total flux cleaned = 0.00297719 Jy ! Component: 200 - total flux cleaned = 0.00340496 Jy ! Total flux subtracted in 200 components = 0.00340496 Jy ! Clean residual min=-0.000736 max=0.000769 Jy/beam ! Clean residual mean=0.000007 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0143524 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 52 components and 0.0143524 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=0.014339Jy sigma=0.651243 ! Fit after self-cal, rms=0.014330Jy sigma=0.650487 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.892 x 5.176 at -46.48 degrees (North through East) ! Clean map min=-0.00072507 max=0.00888 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 1.01 HN 0.83 KP 1.08 ! LA 1.15 MK 0.98 NL 1.06 OV 1.29 ! PT 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.09 HN 0.84 KP 0.95 ! LA 1.04 MK 0.91 NL 0.98 OV 1.09 ! PT 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 0.82 KP 0.91 ! LA 1.04 MK 0.94 NL 1.09 OV 1.10 ! PT 1.11 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.86 KP 0.91 ! LA 1.15 MK 1.16 NL 1.06 OV 0.99 ! PT 0.82 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.89 HN 1.10 KP 0.90 ! LA 1.01 MK 1.12 NL 0.93 OV 1.27 ! PT 0.77 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.81 HN 1.17 KP 0.86 ! LA 1.15 MK 1.11 NL 0.95 OV 1.03 ! PT 0.81 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.96 HN 1.23 KP 0.93 ! LA 1.11 MK 1.03 NL 1.20 OV 1.00 ! PT 0.72 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.87 HN 1.26 KP 0.82 ! LA 1.10 MK 1.04 NL 1.13 OV 0.95 ! PT 0.84 ! ! ! Fit before self-cal, rms=0.014330Jy sigma=0.650487 ! Fit after self-cal, rms=0.014520Jy sigma=0.643541 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.921 mas, bmaj=5.165 mas, bpa=-46.56 degrees ! Estimated noise=0.199038 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 = 0.000184603 Jy ! Component: 100 - total flux cleaned = 0.000171825 Jy ! Component: 150 - total flux cleaned = 0.000155299 Jy ! Component: 200 - total flux cleaned = 0.000145311 Jy ! Total flux subtracted in 200 components = 0.000145311 Jy ! Clean residual min=-0.000530 max=0.000687 Jy/beam ! Clean residual mean=0.000007 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0144978 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 63 components and 0.0144978 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=0.014513Jy sigma=0.643207 ! Fit after self-cal, rms=0.014547Jy sigma=0.642205 ! 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=0.014547Jy sigma=0.642205 ! Fit after self-cal, rms=0.014651Jy sigma=0.642070 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.919 mas, bmaj=5.16 mas, bpa=-46.64 degrees ! Estimated noise=0.199081 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.82014e-05 Jy ! Component: 100 - total flux cleaned = 7.52046e-05 Jy ! Component: 150 - total flux cleaned = 5.02445e-05 Jy ! Component: 200 - total flux cleaned = 4.13819e-05 Jy ! Total flux subtracted in 200 components = 4.13819e-05 Jy ! Clean residual min=-0.000526 max=0.000665 Jy/beam ! Clean residual mean=0.000007 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0145391 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 73 components and 0.0145391 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=0.014646Jy sigma=0.641881 ! Fit after self-cal, rms=0.014651Jy sigma=0.641817 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 (9.9, 74.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000687952 Jy ! Component: 100 - total flux cleaned = 0.00108982 Jy ! Component: 150 - total flux cleaned = 0.00131109 Jy ! Component: 200 - total flux cleaned = 0.00140566 Jy ! Total flux subtracted in 200 components = 0.00140566 Jy ! Clean residual min=-0.000535 max=0.000491 Jy/beam ! Clean residual mean=0.000005 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0159448 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 94 components and 0.0159448 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=0.014614Jy sigma=0.639849 ! Fit after self-cal, rms=0.014601Jy sigma=0.639495 ! 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=0.014601Jy sigma=0.639495 ! Fit after self-cal, rms=0.014515Jy sigma=0.639332 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.909 mas, bmaj=5.144 mas, bpa=-46.53 degrees ! Estimated noise=0.198782 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000398295 Jy ! Component: 100 - total flux cleaned = 0.000569119 Jy ! Component: 150 - total flux cleaned = 0.000676248 Jy ! Component: 200 - total flux cleaned = 0.00074681 Jy ! Total flux subtracted in 200 components = 0.00074681 Jy ! Clean residual min=-0.000501 max=0.000429 Jy/beam ! Clean residual mean=0.000004 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.0166916 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 104 components and 0.0166916 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=0.014499Jy sigma=0.638569 ! Fit after self-cal, rms=0.014494Jy sigma=0.638405 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 = 0.000151325 Jy ! Component: 100 - total flux cleaned = 0.000198621 Jy ! Component: 150 - total flux cleaned = 0.000241163 Jy ! Component: 200 - total flux cleaned = 0.000260851 Jy ! Total flux subtracted in 200 components = 0.000260851 Jy ! Clean residual min=-0.000493 max=0.000438 Jy/beam ! Clean residual mean=0.000004 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0169524 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 114 components and 0.0169525 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=0.014485Jy sigma=0.638075 ! Fit after self-cal, rms=0.014483Jy sigma=0.638037 ! 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=0.014483Jy sigma=0.638037 ! Fit after self-cal, rms=0.014429Jy sigma=0.637883 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.196 mas, bmaj=5.868 mas, bpa=-66.75 degrees ! Estimated noise=0.227662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000225538 Jy ! Component: 100 - total flux cleaned = 0.000374403 Jy ! Component: 150 - total flux cleaned = 0.000466446 Jy ! Component: 200 - total flux cleaned = 0.000500864 Jy ! Total flux subtracted in 200 components = 0.000500864 Jy ! Clean residual min=-0.000550 max=0.000382 Jy/beam ! Clean residual mean=0.000006 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0174533 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 137 components and 0.0174533 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=0.014427Jy sigma=0.637782 ! Fit after self-cal, rms=0.014427Jy sigma=0.637726 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 = 6.09878e-05 Jy ! Component: 100 - total flux cleaned = 8.43941e-05 Jy ! Component: 150 - total flux cleaned = 9.44565e-05 Jy ! Component: 200 - total flux cleaned = 0.000103239 Jy ! Total flux subtracted in 200 components = 0.000103239 Jy ! Clean residual min=-0.000522 max=0.000370 Jy/beam ! Clean residual mean=0.000005 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0175566 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 146 components and 0.0175566 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=0.014426Jy sigma=0.637715 ! Fit after self-cal, rms=0.014427Jy sigma=0.637698 ! 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=1.896 mas, bmaj=5.134 mas, bpa=-46.4 degrees ! Estimated noise=0.198302 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.896 x 5.134 at -46.4 degrees (North through East) ! Clean map min=-0.00044914 max=0.0085809 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=1.336 mas, bmaj=5.007 mas, bpa=-45.63 degrees ! Estimated noise=0.399907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00680998 Jy ! Component: 100 - total flux cleaned = 0.00944404 Jy ! Component: 150 - total flux cleaned = 0.0106904 Jy ! Component: 200 - total flux cleaned = 0.0114754 Jy ! Total flux subtracted in 200 components = 0.0114754 Jy ! Clean residual min=-0.001394 max=0.001287 Jy/beam ! Clean residual mean=0.000006 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.0114754 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 0.0114754 Jy ! Inverting map and beam ! Estimated beam: bmin=1.896 mas, bmaj=5.134 mas, bpa=-46.4 degrees ! Estimated noise=0.198302 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 = 0.00141226 Jy ! Component: 100 - total flux cleaned = 0.00234694 Jy ! Component: 150 - total flux cleaned = 0.00307395 Jy ! Component: 200 - total flux cleaned = 0.00366775 Jy ! Total flux subtracted in 200 components = 0.00366775 Jy ! Clean residual min=-0.000561 max=0.000611 Jy/beam ! Clean residual mean=0.000007 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0151431 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 56 components and 0.0151431 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=4.196 mas, bmaj=5.868 mas, bpa=-66.75 degrees ! Estimated noise=0.227662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000647672 Jy ! Component: 100 - total flux cleaned = 0.00109367 Jy ! Component: 150 - total flux cleaned = 0.00143578 Jy ! Component: 200 - total flux cleaned = 0.00170381 Jy ! Total flux subtracted in 200 components = 0.00170381 Jy ! Clean residual min=-0.000544 max=0.000417 Jy/beam ! Clean residual mean=0.000007 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.0168469 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 = 0.000213321 Jy ! Component: 100 - total flux cleaned = 0.000366092 Jy ! Component: 150 - total flux cleaned = 0.000453362 Jy ! Component: 200 - total flux cleaned = 0.000504512 Jy ! Total flux subtracted in 200 components = 0.000504512 Jy ! Clean residual min=-0.000548 max=0.000395 Jy/beam ! Clean residual mean=0.000006 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0173514 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 115 components and 0.0173514 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.896 mas, bmaj=5.134 mas, bpa=-46.4 degrees ! Estimated noise=0.198302 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.81476e-05 Jy ! Component: 100 - total flux cleaned = 8.88814e-05 Jy ! Component: 150 - total flux cleaned = 0.000116057 Jy ! Component: 200 - total flux cleaned = 0.000141354 Jy ! Total flux subtracted in 200 components = 0.000141354 Jy ! Clean residual min=-0.000493 max=0.000427 Jy/beam ! Clean residual mean=0.000003 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.0174928 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 138 components and 0.0174928 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=0.014435Jy sigma=0.638152 ! Fit after self-cal, rms=0.014431Jy sigma=0.637954 wmodel J1637+4326_C_map.mod ! Writing 138 model components to file: J1637+4326_C_map.mod wobs J1637+4326_C_uvs.fits ! Writing UV FITS file: J1637+4326_C_uvs.fits wwins J1637+4326_C_map.win ! wwins: Wrote 2 windows to J1637+4326_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 = -0.000139625 Jy ! Component: 100 - total flux cleaned = -0.000185885 Jy ! Component: 150 - total flux cleaned = -0.000193091 Jy ! Component: 200 - total flux cleaned = -0.000193165 Jy ! Component: 250 - total flux cleaned = -0.000186662 Jy ! Component: 300 - total flux cleaned = -0.000199603 Jy ! Component: 350 - total flux cleaned = -0.00021838 Jy ! Component: 400 - total flux cleaned = -0.000218389 Jy ! Component: 450 - total flux cleaned = -0.000224421 Jy ! Component: 500 - total flux cleaned = -0.000247868 Jy ! Component: 550 - total flux cleaned = -0.000259353 Jy ! Component: 600 - total flux cleaned = -0.000270701 Jy ! Component: 650 - total flux cleaned = -0.000298435 Jy ! Component: 700 - total flux cleaned = -0.000303782 Jy ! Component: 750 - total flux cleaned = -0.000298409 Jy ! Component: 800 - total flux cleaned = -0.000308919 Jy ! Component: 850 - total flux cleaned = -0.000288062 Jy ! Component: 900 - total flux cleaned = -0.000267608 Jy ! Component: 950 - total flux cleaned = -0.000267686 Jy ! Component: 1000 - total flux cleaned = -0.000262664 Jy ! Component: 1050 - total flux cleaned = -0.00026263 Jy ! Component: 1100 - total flux cleaned = -0.000257679 Jy ! Component: 1150 - total flux cleaned = -0.000248 Jy ! Component: 1200 - total flux cleaned = -0.000238481 Jy ! Component: 1250 - total flux cleaned = -0.000229088 Jy ! Component: 1300 - total flux cleaned = -0.000219863 Jy ! Component: 1350 - total flux cleaned = -0.000215248 Jy ! Component: 1400 - total flux cleaned = -0.000233375 Jy ! Component: 1450 - total flux cleaned = -0.000210837 Jy ! Component: 1500 - total flux cleaned = -0.000219793 Jy ! Component: 1550 - total flux cleaned = -0.000228564 Jy ! Component: 1600 - total flux cleaned = -0.000228566 Jy ! Component: 1650 - total flux cleaned = -0.000241486 Jy ! Component: 1700 - total flux cleaned = -0.000250017 Jy ! Component: 1750 - total flux cleaned = -0.000258478 Jy ! Component: 1800 - total flux cleaned = -0.000279455 Jy ! Component: 1850 - total flux cleaned = -0.000296021 Jy ! Component: 1900 - total flux cleaned = -0.000291902 Jy ! Component: 1950 - total flux cleaned = -0.00031229 Jy ! Component: 2000 - total flux cleaned = -0.00032846 Jy ! Component: 2050 - total flux cleaned = -0.000332468 Jy ! Component: 2100 - total flux cleaned = -0.000364294 Jy ! Component: 2150 - total flux cleaned = -0.000372188 Jy ! Component: 2200 - total flux cleaned = -0.000391687 Jy ! Component: 2250 - total flux cleaned = -0.000395547 Jy ! Component: 2300 - total flux cleaned = -0.000407084 Jy ! Component: 2350 - total flux cleaned = -0.000418515 Jy ! Component: 2400 - total flux cleaned = -0.000410967 Jy ! Component: 2450 - total flux cleaned = -0.000418505 Jy ! Component: 2500 - total flux cleaned = -0.0004222 Jy ! Component: 2550 - total flux cleaned = -0.000422193 Jy ! Component: 2600 - total flux cleaned = -0.000433158 Jy ! Component: 2650 - total flux cleaned = -0.000425788 Jy ! Component: 2700 - total flux cleaned = -0.000411311 Jy ! Component: 2750 - total flux cleaned = -0.000404136 Jy ! Component: 2800 - total flux cleaned = -0.000421963 Jy ! Component: 2850 - total flux cleaned = -0.00041483 Jy ! Component: 2900 - total flux cleaned = -0.000404286 Jy ! Component: 2950 - total flux cleaned = -0.000414774 Jy ! Component: 3000 - total flux cleaned = -0.000414756 Jy ! Component: 3050 - total flux cleaned = -0.000421672 Jy ! Component: 3100 - total flux cleaned = -0.000431958 Jy ! Component: 3150 - total flux cleaned = -0.000435361 Jy ! Component: 3200 - total flux cleaned = -0.000438749 Jy ! Component: 3250 - total flux cleaned = -0.000438712 Jy ! Component: 3300 - total flux cleaned = -0.000438722 Jy ! Component: 3350 - total flux cleaned = -0.000438733 Jy ! Component: 3400 - total flux cleaned = -0.00044533 Jy ! Component: 3450 - total flux cleaned = -0.000451891 Jy ! Component: 3500 - total flux cleaned = -0.00045517 Jy ! Component: 3550 - total flux cleaned = -0.000468166 Jy ! Component: 3600 - total flux cleaned = -0.000458437 Jy ! Component: 3650 - total flux cleaned = -0.000455261 Jy ! Component: 3700 - total flux cleaned = -0.000468082 Jy ! Component: 3750 - total flux cleaned = -0.000468076 Jy ! Component: 3800 - total flux cleaned = -0.000487062 Jy ! Component: 3850 - total flux cleaned = -0.000487047 Jy ! Component: 3900 - total flux cleaned = -0.000499565 Jy ! Component: 3950 - total flux cleaned = -0.000496433 Jy ! Component: 4000 - total flux cleaned = -0.000505729 Jy ! Component: 4050 - total flux cleaned = -0.000515007 Jy ! Total flux subtracted in 4096 components = -0.000518072 Jy ! Clean residual min=-0.000160 max=0.000173 Jy/beam ! Clean residual mean=0.000001 rms=0.000055 Jy/beam ! Combined flux in latest and established models = 0.0169747 Jy keep ! Adding 270 model components to the UV plane model. ! The established model now contains 408 components and 0.0169747 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1637+4326_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.896 x 5.134 at -46.4 degrees (North through East) ! Clean map min=-0.00041091 max=0.0084927 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1637+4326_C_map.fits wmodel /vlbi/sb072/temp_maps//J1637+4326_C_map.mod ! Writing 408 model components to file: /vlbi/sb072/temp_maps//J1637+4326_C_map.mod wobs /vlbi/sb072/temp_maps//J1637+4326_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1637+4326_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1637+4326_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1637+4326_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00849266 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.47176e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.93288 1.93288 3.86576 7.73152 15.463 30.9261 61.8521 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.008 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 155.208 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1637+4326_C_dfm.log closed on Fri Jan 25 19:40:49 2019