! Started logfile: /vlbi/uf001/uva//J1757+7539_S_dfm.log on Mon Jan 14 04:27:16 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uva//J1757+7539_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1757+7539_S_uva.fits ! AN table 1: 56 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.818948 visibilities/baseline/integration-bin. ! Found source: J1757+7539 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 4953 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1757+7539_S] 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 0.500x0.500 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 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.022548Jy sigma=17.897706 ! Fit after self-cal, rms=0.768596Jy sigma=13.335645 ! 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=3.153 mas, bmaj=3.707 mas, bpa=-82.92 degrees ! Estimated noise=0.883327 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 = 0.179934 Jy ! Component: 100 - total flux cleaned = 0.22707 Jy ! Total flux subtracted in 100 components = 0.22707 Jy ! Clean residual min=-0.007479 max=0.018202 Jy/beam ! Clean residual mean=-0.000051 rms=0.002023 Jy/beam ! Combined flux in latest and established models = 0.22707 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.22707 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077042Jy sigma=1.256751 ! Fit after self-cal, rms=0.076974Jy sigma=1.255750 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0180038 Jy ! Component: 100 - total flux cleaned = 0.025206 Jy ! Total flux subtracted in 100 components = 0.025206 Jy ! Clean residual min=-0.006278 max=0.006217 Jy/beam ! Clean residual mean=-0.000024 rms=0.001462 Jy/beam ! Combined flux in latest and established models = 0.252276 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.252276 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073430Jy sigma=1.187119 ! Fit after self-cal, rms=0.073361Jy sigma=1.186150 ! 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=3.737 mas, bmaj=4.249 mas, bpa=-81.19 degrees ! Estimated noise=0.639005 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 = 0.00260106 Jy ! Component: 100 - total flux cleaned = 0.00301888 Jy ! Component: 150 - total flux cleaned = 0.00322825 Jy ! Component: 200 - total flux cleaned = 0.00341885 Jy ! Total flux subtracted in 200 components = 0.00341885 Jy ! Clean residual min=-0.004870 max=0.004592 Jy/beam ! Clean residual mean=-0.000043 rms=0.001127 Jy/beam ! Combined flux in latest and established models = 0.255694 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 23 components and 0.255694 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073183Jy sigma=1.182723 ! Fit after self-cal, rms=0.073173Jy sigma=1.182620 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.737 x 4.249 at -81.19 degrees (North through East) ! Clean map min=-0.0046966 max=0.23228 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.01 KP 1.04 LA 0.96 ! MK 0.98 NL 1.01 OV 1.00 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.01 KP 1.01 LA 0.96 ! MK 0.93 NL 1.02 OV 0.98 PT 0.97 ! SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.98 KP 1.00 LA 0.97 ! MK 0.98 NL 1.01 OV 0.99 PT 0.96 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.073173Jy sigma=1.182620 ! Fit after self-cal, rms=0.072300Jy sigma=1.171369 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.721 mas, bmaj=4.246 mas, bpa=-81.19 degrees ! Estimated noise=0.636204 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 = -0.000450255 Jy ! Component: 100 - total flux cleaned = -0.000497029 Jy ! Component: 150 - total flux cleaned = -0.000497421 Jy ! Component: 200 - total flux cleaned = -0.000496666 Jy ! Total flux subtracted in 200 components = -0.000496666 Jy ! Clean residual min=-0.004388 max=0.004549 Jy/beam ! Clean residual mean=0.000002 rms=0.001010 Jy/beam ! Combined flux in latest and established models = 0.255198 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 27 components and 0.255198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072250Jy sigma=1.170273 ! Fit after self-cal, rms=0.072260Jy sigma=1.170156 ! 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. ! ! Fit before self-cal, rms=0.072260Jy sigma=1.170156 ! Fit after self-cal, rms=0.071084Jy sigma=1.140723 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.732 mas, bmaj=4.231 mas, bpa=-78.98 degrees ! Estimated noise=0.636419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00072395 Jy ! Component: 100 - total flux cleaned = 0.000758697 Jy ! Component: 150 - total flux cleaned = 0.000785627 Jy ! Component: 200 - total flux cleaned = 0.000785487 Jy ! Total flux subtracted in 200 components = 0.000785487 Jy ! Clean residual min=-0.003078 max=0.003092 Jy/beam ! Clean residual mean=-0.000002 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.255983 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 34 components and 0.255983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071049Jy sigma=1.140190 ! Fit after self-cal, rms=0.071064Jy sigma=1.139987 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 (-58, -31.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00188464 Jy ! Component: 100 - total flux cleaned = 0.00245126 Jy ! Component: 150 - total flux cleaned = 0.00256541 Jy ! Component: 200 - total flux cleaned = 0.00270516 Jy ! Total flux subtracted in 200 components = 0.00270516 Jy ! Clean residual min=-0.002709 max=0.003011 Jy/beam ! Clean residual mean=-0.000002 rms=0.000665 Jy/beam ! Combined flux in latest and established models = 0.258688 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 49 components and 0.258688 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070912Jy sigma=1.137584 ! Fit after self-cal, rms=0.070906Jy sigma=1.137490 ! Inverting map ! Added new window around map position (-48.5, -111). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00226014 Jy ! Component: 100 - total flux cleaned = 0.00271042 Jy ! Component: 150 - total flux cleaned = 0.00293949 Jy ! Component: 200 - total flux cleaned = 0.0030624 Jy ! Total flux subtracted in 200 components = 0.0030624 Jy ! Clean residual min=-0.002749 max=0.002631 Jy/beam ! Clean residual mean=-0.000004 rms=0.000635 Jy/beam ! Combined flux in latest and established models = 0.261751 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 67 components and 0.261751 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070796Jy sigma=1.135350 ! Fit after self-cal, rms=0.070793Jy sigma=1.135274 ! 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. ! ! Fit before self-cal, rms=0.070793Jy sigma=1.135274 ! Fit after self-cal, rms=0.070627Jy sigma=1.134952 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.73 mas, bmaj=4.225 mas, bpa=-78.72 degrees ! Estimated noise=0.635294 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000643831 Jy ! Component: 100 - total flux cleaned = 0.000886091 Jy ! Component: 150 - total flux cleaned = 0.001034 Jy ! Component: 200 - total flux cleaned = 0.00120878 Jy ! Total flux subtracted in 200 components = 0.00120878 Jy ! Clean residual min=-0.002682 max=0.002453 Jy/beam ! Clean residual mean=-0.000007 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.26296 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 77 components and 0.26296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070586Jy sigma=1.134284 ! Fit after self-cal, rms=0.070587Jy sigma=1.134261 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 = 0.000145244 Jy ! Component: 100 - total flux cleaned = 0.000273974 Jy ! Component: 150 - total flux cleaned = 0.000395522 Jy ! Component: 200 - total flux cleaned = 0.000481039 Jy ! Total flux subtracted in 200 components = 0.000481039 Jy ! Clean residual min=-0.002679 max=0.002412 Jy/beam ! Clean residual mean=-0.000007 rms=0.000609 Jy/beam ! Combined flux in latest and established models = 0.263441 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 83 components and 0.263441 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070561Jy sigma=1.133863 ! Fit after self-cal, rms=0.070561Jy sigma=1.133854 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.070561Jy sigma=1.133854 ! Fit after self-cal, rms=0.070561Jy sigma=1.133794 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.158 mas, bmaj=8.186 mas, bpa=-42.15 degrees ! Estimated noise=0.845515 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00019868 Jy ! Component: 100 - total flux cleaned = 0.000431247 Jy ! Component: 150 - total flux cleaned = 0.000579658 Jy ! Component: 200 - total flux cleaned = 0.000710064 Jy ! Total flux subtracted in 200 components = 0.000710064 Jy ! Clean residual min=-0.002727 max=0.002312 Jy/beam ! Clean residual mean=-0.000019 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 0.264151 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 100 components and 0.264151 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070554Jy sigma=1.133666 ! Fit after self-cal, rms=0.070550Jy sigma=1.133643 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 = 8.44725e-05 Jy ! Component: 100 - total flux cleaned = 0.000196888 Jy ! Component: 150 - total flux cleaned = 0.000264792 Jy ! Component: 200 - total flux cleaned = 0.000326667 Jy ! Total flux subtracted in 200 components = 0.000326667 Jy ! Clean residual min=-0.002708 max=0.002268 Jy/beam ! Clean residual mean=-0.000019 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.264477 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 108 components and 0.264477 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070552Jy sigma=1.133645 ! Fit after self-cal, rms=0.070550Jy sigma=1.133640 ! 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=3.729 mas, bmaj=4.221 mas, bpa=-78.74 degrees ! Estimated noise=0.635426 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.729 x 4.221 at -78.74 degrees (North through East) ! Clean map min=-0.0025485 max=0.23192 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=3.139 mas, bmaj=3.687 mas, bpa=-80.35 degrees ! Estimated noise=0.874523 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.178215 Jy ! Component: 100 - total flux cleaned = 0.225874 Jy ! Component: 150 - total flux cleaned = 0.243934 Jy ! Component: 200 - total flux cleaned = 0.250731 Jy ! Total flux subtracted in 200 components = 0.250731 Jy ! Clean residual min=-0.004520 max=0.004557 Jy/beam ! Clean residual mean=-0.000010 rms=0.001078 Jy/beam ! Combined flux in latest and established models = 0.250732 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.250732 Jy ! Inverting map and beam ! Estimated beam: bmin=3.729 mas, bmaj=4.221 mas, bpa=-78.74 degrees ! Estimated noise=0.635426 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 = 0.00421469 Jy ! Component: 100 - total flux cleaned = 0.00648615 Jy ! Component: 150 - total flux cleaned = 0.00812307 Jy ! Component: 200 - total flux cleaned = 0.00927171 Jy ! Total flux subtracted in 200 components = 0.00927171 Jy ! Clean residual min=-0.002689 max=0.002559 Jy/beam ! Clean residual mean=-0.000011 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.260003 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 35 components and 0.260003 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.158 mas, bmaj=8.186 mas, bpa=-42.15 degrees ! Estimated noise=0.845515 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0017973 Jy ! Component: 100 - total flux cleaned = 0.0023402 Jy ! Component: 150 - total flux cleaned = 0.00282941 Jy ! Component: 200 - total flux cleaned = 0.00321001 Jy ! Total flux subtracted in 200 components = 0.00321001 Jy ! Clean residual min=-0.002595 max=0.002396 Jy/beam ! Clean residual mean=-0.000020 rms=0.000761 Jy/beam ! Combined flux in latest and established models = 0.263213 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 = 0.000361632 Jy ! Component: 100 - total flux cleaned = 0.000677022 Jy ! Component: 150 - total flux cleaned = 0.000977356 Jy ! Component: 200 - total flux cleaned = 0.0011572 Jy ! Total flux subtracted in 200 components = 0.0011572 Jy ! Clean residual min=-0.002621 max=0.002366 Jy/beam ! Clean residual mean=-0.000017 rms=0.000749 Jy/beam ! Combined flux in latest and established models = 0.264371 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 70 components and 0.264371 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.729 mas, bmaj=4.221 mas, bpa=-78.74 degrees ! Estimated noise=0.635426 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000668797 Jy ! Component: 100 - total flux cleaned = -0.000554007 Jy ! Component: 150 - total flux cleaned = -0.00040207 Jy ! Component: 200 - total flux cleaned = -0.000307713 Jy ! Total flux subtracted in 200 components = -0.000307713 Jy ! Clean residual min=-0.002709 max=0.002442 Jy/beam ! Clean residual mean=-0.000006 rms=0.000618 Jy/beam ! Combined flux in latest and established models = 0.264063 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 85 components and 0.264063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070634Jy sigma=1.134950 ! Fit after self-cal, rms=0.070615Jy sigma=1.134699 wmodel J1757+7539_S_map.mod ! Writing 85 model components to file: J1757+7539_S_map.mod wobs J1757+7539_S_uvs.fits ! Writing UV FITS file: J1757+7539_S_uvs.fits wwins J1757+7539_S_map.win ! wwins: Wrote 3 windows to J1757+7539_S_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 = -0.000903979 Jy ! Component: 100 - total flux cleaned = -0.00113308 Jy ! Component: 150 - total flux cleaned = -0.0013915 Jy ! Component: 200 - total flux cleaned = -0.00167731 Jy ! Component: 250 - total flux cleaned = -0.00183377 Jy ! Component: 300 - total flux cleaned = -0.00190923 Jy ! Component: 350 - total flux cleaned = -0.00190954 Jy ! Component: 400 - total flux cleaned = -0.00194681 Jy ! Component: 450 - total flux cleaned = -0.00208823 Jy ! Component: 500 - total flux cleaned = -0.00212288 Jy ! Component: 550 - total flux cleaned = -0.00222475 Jy ! Component: 600 - total flux cleaned = -0.0023572 Jy ! Component: 650 - total flux cleaned = -0.00235687 Jy ! Component: 700 - total flux cleaned = -0.00251749 Jy ! Component: 750 - total flux cleaned = -0.00258078 Jy ! Component: 800 - total flux cleaned = -0.0027047 Jy ! Component: 850 - total flux cleaned = -0.00273563 Jy ! Component: 900 - total flux cleaned = -0.00282618 Jy ! Component: 950 - total flux cleaned = -0.00288596 Jy ! Component: 1000 - total flux cleaned = -0.00288612 Jy ! Component: 1050 - total flux cleaned = -0.00300216 Jy ! Component: 1100 - total flux cleaned = -0.00311602 Jy ! Component: 1150 - total flux cleaned = -0.00314427 Jy ! Component: 1200 - total flux cleaned = -0.00317202 Jy ! Component: 1250 - total flux cleaned = -0.00322719 Jy ! Component: 1300 - total flux cleaned = -0.0032548 Jy ! Component: 1350 - total flux cleaned = -0.00336269 Jy ! Component: 1400 - total flux cleaned = -0.00336282 Jy ! Component: 1450 - total flux cleaned = -0.00331057 Jy ! Component: 1500 - total flux cleaned = -0.00336283 Jy ! Component: 1550 - total flux cleaned = -0.00341402 Jy ! Component: 1600 - total flux cleaned = -0.00333771 Jy ! Component: 1650 - total flux cleaned = -0.00328756 Jy ! Component: 1700 - total flux cleaned = -0.00328708 Jy ! Component: 1750 - total flux cleaned = -0.00323808 Jy ! Component: 1800 - total flux cleaned = -0.0032141 Jy ! Component: 1850 - total flux cleaned = -0.00323809 Jy ! Component: 1900 - total flux cleaned = -0.00323839 Jy ! Component: 1950 - total flux cleaned = -0.00328527 Jy ! Component: 2000 - total flux cleaned = -0.00323892 Jy ! Component: 2050 - total flux cleaned = -0.00330844 Jy ! Component: 2100 - total flux cleaned = -0.00337705 Jy ! Component: 2150 - total flux cleaned = -0.00344521 Jy ! Component: 2200 - total flux cleaned = -0.00349031 Jy ! Component: 2250 - total flux cleaned = -0.00357935 Jy ! Component: 2300 - total flux cleaned = -0.00364508 Jy ! Component: 2350 - total flux cleaned = -0.00364531 Jy ! Component: 2400 - total flux cleaned = -0.00375372 Jy ! Component: 2450 - total flux cleaned = -0.00377543 Jy ! Component: 2500 - total flux cleaned = -0.00381814 Jy ! Component: 2550 - total flux cleaned = -0.00386056 Jy ! Component: 2600 - total flux cleaned = -0.00390278 Jy ! Component: 2650 - total flux cleaned = -0.00402744 Jy ! Component: 2700 - total flux cleaned = -0.00404815 Jy ! Component: 2750 - total flux cleaned = -0.00415011 Jy ! Component: 2800 - total flux cleaned = -0.00417015 Jy ! Component: 2850 - total flux cleaned = -0.00421046 Jy ! Component: 2900 - total flux cleaned = -0.00432994 Jy ! Component: 2950 - total flux cleaned = -0.00442885 Jy ! Component: 3000 - total flux cleaned = -0.00448763 Jy ! Component: 3050 - total flux cleaned = -0.00452646 Jy ! Component: 3100 - total flux cleaned = -0.00458442 Jy ! Component: 3150 - total flux cleaned = -0.0047187 Jy ! Component: 3200 - total flux cleaned = -0.00477579 Jy ! Component: 3250 - total flux cleaned = -0.00488919 Jy ! Component: 3300 - total flux cleaned = -0.00492672 Jy ! Component: 3350 - total flux cleaned = -0.0050014 Jy ! Component: 3400 - total flux cleaned = -0.00505677 Jy ! Component: 3450 - total flux cleaned = -0.00512997 Jy ! Component: 3500 - total flux cleaned = -0.0052395 Jy ! Component: 3550 - total flux cleaned = -0.0052756 Jy ! Component: 3600 - total flux cleaned = -0.00529359 Jy ! Component: 3650 - total flux cleaned = -0.00534724 Jy ! Component: 3700 - total flux cleaned = -0.00545388 Jy ! Component: 3750 - total flux cleaned = -0.00543633 Jy ! Component: 3800 - total flux cleaned = -0.00552398 Jy ! Component: 3850 - total flux cleaned = -0.00552423 Jy ! Component: 3900 - total flux cleaned = -0.00561062 Jy ! Component: 3950 - total flux cleaned = -0.0056278 Jy ! Component: 4000 - total flux cleaned = -0.005645 Jy ! Component: 4050 - total flux cleaned = -0.00574662 Jy ! Total flux subtracted in 4096 components = -0.00578026 Jy ! Clean residual min=-0.001040 max=0.001013 Jy/beam ! Clean residual mean=-0.000002 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.258283 Jy keep ! Adding 304 model components to the UV plane model. ! The established model now contains 389 components and 0.258283 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1757+7539_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.729 x 4.221 at -78.74 degrees (North through East) ! Clean map min=-0.0020494 max=0.23094 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1757+7539_S_map.fits wmodel /vlbi/uf001/uva//J1757+7539_S_map.mod ! Writing 389 model components to file: /vlbi/uf001/uva//J1757+7539_S_map.mod wobs /vlbi/uf001/uva//J1757+7539_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1757+7539_S_uvs.fits wwins /vlbi/uf001/uva//J1757+7539_S_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1757+7539_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.230937 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00029733 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.386248 0.386248 0.772496 1.54499 3.08998 6.17997 12.3599 24.7199 49.4398 98.8795 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.23 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 776.702 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1757+7539_S_dfm.log closed on Mon Jan 14 04:27:21 2019