! Started logfile: /vlbi/uf001/uvm//J2230+6946_S_a_dfm.log on Sun Jan 13 22:39:04 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/uvm//J2230+6946_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J2230+6946_S_a_uvm.fits ! AN table 1: 105 integrations on 45 of 45 possible baselines. ! AN table 2: 8 integrations on 36 of 36 possible baselines. ! AN table 3: 4 integrations on 28 of 28 possible baselines. ! AN table 4: 8 integrations on 36 of 36 possible baselines. ! AN table 5: 7 integrations on 1 of 1 possible baselines. ! Apparent sampling: 0.797786 visibilities/baseline/integration-bin. ! Found source: J2230+6946 ! ! 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 12972 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 J2230+6946_S_a] 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 166 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! A total of 11 telescope corrections were flagged in sub-array 3. ! A total of 13 telescope corrections were flagged in sub-array 4. ! A total of 14 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 166 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! A total of 11 telescope corrections were flagged in sub-array 3. ! A total of 13 telescope corrections were flagged in sub-array 4. ! A total of 14 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 166 telescope corrections were flagged in sub-array 1. ! A total of 6 telescope corrections were flagged in sub-array 2. ! A total of 11 telescope corrections were flagged in sub-array 3. ! A total of 13 telescope corrections were flagged in sub-array 4. ! A total of 14 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.226806Jy sigma=19.510968 ! Fit after self-cal, rms=0.341399Jy sigma=5.452128 ! 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=2.954 mas, bmaj=3.563 mas, bpa=-32.91 degrees ! Estimated noise=0.533942 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 = 0.532831 Jy ! Component: 100 - total flux cleaned = 0.649659 Jy ! Total flux subtracted in 100 components = 0.649659 Jy ! Clean residual min=-0.011390 max=0.036157 Jy/beam ! Clean residual mean=-0.000020 rms=0.002702 Jy/beam ! Combined flux in latest and established models = 0.649659 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.649659 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.171763Jy sigma=2.635446 ! Fit after self-cal, rms=0.171761Jy sigma=2.635426 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0369143 Jy ! Component: 100 - total flux cleaned = 0.0544949 Jy ! Total flux subtracted in 100 components = 0.0544949 Jy ! Clean residual min=-0.011803 max=0.011030 Jy/beam ! Clean residual mean=-0.000011 rms=0.002511 Jy/beam ! Combined flux in latest and established models = 0.704154 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.704154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.161345Jy sigma=2.479337 ! Fit after self-cal, rms=0.161339Jy sigma=2.479225 ! 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=3.667 mas, bmaj=4.422 mas, bpa=-26.01 degrees ! Estimated noise=0.411159 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 (4, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0182579 Jy ! Component: 100 - total flux cleaned = 0.0298121 Jy ! Component: 150 - total flux cleaned = 0.0378313 Jy ! Component: 200 - total flux cleaned = 0.043601 Jy ! Total flux subtracted in 200 components = 0.043601 Jy ! Clean residual min=-0.010462 max=0.009734 Jy/beam ! Clean residual mean=-0.000040 rms=0.002401 Jy/beam ! Combined flux in latest and established models = 0.747755 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 45 components and 0.747755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.158625Jy sigma=2.445650 ! Fit after self-cal, rms=0.158552Jy sigma=2.444213 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.667 x 4.422 at -26.01 degrees (North through East) ! Clean map min=-0.01026 max=0.69118 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.98 KP 1.00 ! LA 0.97 MK 0.99 NL 0.99 OV 0.99 ! PT 0.98 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.12 HN 1.19 LA 1.14 ! MK 1.18 NL 1.26 OV 1.23 PT 1.16 ! SC 1.23 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 HN 0.94 KP 1.00 LA 0.83 ! MK 1.00 NL 0.99 PT 1.00 SC 0.96 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.94 HN 0.93 KP 0.97 LA 0.95 ! MK 0.99 NL 1.02 OV 0.95 PT 0.97 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 5: ! MK 0.00* SC 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.99 KP 1.02 ! LA 0.96 MK 1.00 NL 1.00 OV 0.99 ! PT 0.96 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.29 FD 1.14 HN 1.14 LA 1.18 ! MK 1.13 NL 1.24 OV 1.18 PT 1.17 ! SC 1.20 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 HN 0.97 KP 0.95 LA 0.85 ! MK 1.00 NL 0.95 PT 1.02 SC 0.95 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.94 HN 0.94 KP 0.97 LA 0.95 ! MK 0.99 NL 1.05 OV 0.75 PT 0.99 ! SC 0.94 ! ! Telescope amplitude corrections in sub-array 5: ! MK 0.00* SC 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.99 KP 1.00 ! LA 0.95 MK 1.02 NL 1.01 OV 0.99 ! PT 0.96 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.28 FD 1.12 HN 1.16 LA 1.18 ! MK 1.16 NL 1.23 OV 1.16 PT 1.22 ! SC 1.21 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 HN 0.97 KP 1.24 LA 0.86 ! MK 0.98 NL 1.00 PT 1.02 SC 0.96 ! ! Telescope amplitude corrections in sub-array 4: ! FD 0.94 HN 0.94 KP 0.96 LA 0.94 ! MK 0.99 NL 1.04 OV 0.95 PT 0.99 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 5: ! MK 0.00* SC 0.00* ! ! ! Fit before self-cal, rms=0.158552Jy sigma=2.444213 ! Fit after self-cal, rms=0.146895Jy sigma=2.275322 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.687 mas, bmaj=4.425 mas, bpa=-24.77 degrees ! Estimated noise=0.410728 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 = 0.000256431 Jy ! Component: 100 - total flux cleaned = 0.000706575 Jy ! Component: 150 - total flux cleaned = 0.00097069 Jy ! Component: 200 - total flux cleaned = 0.00109185 Jy ! Total flux subtracted in 200 components = 0.00109185 Jy ! Clean residual min=-0.011457 max=0.008312 Jy/beam ! Clean residual mean=-0.000002 rms=0.002192 Jy/beam ! Combined flux in latest and established models = 0.748847 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 60 components and 0.748847 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.146629Jy sigma=2.271670 ! Fit after self-cal, rms=0.146622Jy sigma=2.271489 ! 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=0.146622Jy sigma=2.271489 ! Fit after self-cal, rms=0.071420Jy sigma=0.948889 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.681 mas, bmaj=4.443 mas, bpa=-25.45 degrees ! Estimated noise=0.411035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133507 Jy ! Component: 100 - total flux cleaned = 0.00121036 Jy ! Component: 150 - total flux cleaned = 0.00102935 Jy ! Component: 200 - total flux cleaned = 0.00103658 Jy ! Total flux subtracted in 200 components = 0.00103658 Jy ! Clean residual min=-0.001973 max=0.004643 Jy/beam ! Clean residual mean=0.000003 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.749883 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 77 components and 0.749883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070987Jy sigma=0.940905 ! Fit after self-cal, rms=0.071019Jy sigma=0.940183 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 (12.5, 11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00476727 Jy ! Component: 100 - total flux cleaned = 0.00644005 Jy ! Component: 150 - total flux cleaned = 0.00672348 Jy ! Component: 200 - total flux cleaned = 0.00690776 Jy ! Total flux subtracted in 200 components = 0.00690776 Jy ! Clean residual min=-0.001741 max=0.002358 Jy/beam ! Clean residual mean=0.000008 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.756791 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 99 components and 0.756791 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070665Jy sigma=0.934198 ! Fit after self-cal, rms=0.070641Jy sigma=0.933684 ! Inverting map ! Added new window around map position (23.5, 12.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00227909 Jy ! Component: 100 - total flux cleaned = 0.00289542 Jy ! Component: 150 - total flux cleaned = 0.00311133 Jy ! Component: 200 - total flux cleaned = 0.00331104 Jy ! Total flux subtracted in 200 components = 0.00331104 Jy ! Clean residual min=-0.001736 max=0.002001 Jy/beam ! Clean residual mean=0.000010 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.760102 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 122 components and 0.760102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070519Jy sigma=0.931910 ! Fit after self-cal, rms=0.070514Jy sigma=0.931818 ! Inverting map ! Added new window around map position (-40.5, 69.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178273 Jy ! Component: 100 - total flux cleaned = 0.00242009 Jy ! Component: 150 - total flux cleaned = 0.00264401 Jy ! Component: 200 - total flux cleaned = 0.00281117 Jy ! Total flux subtracted in 200 components = 0.00281117 Jy ! Clean residual min=-0.001773 max=0.001971 Jy/beam ! Clean residual mean=0.000010 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.762913 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 140 components and 0.762913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070440Jy sigma=0.930629 ! Fit after self-cal, rms=0.070439Jy sigma=0.930581 ! Inverting map ! Added new window around map position (-58, -117). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000683104 Jy ! Component: 100 - total flux cleaned = 0.000629601 Jy ! Component: 150 - total flux cleaned = 0.000838995 Jy ! Component: 200 - total flux cleaned = 0.000878978 Jy ! Total flux subtracted in 200 components = 0.000878978 Jy ! Clean residual min=-0.001748 max=0.001916 Jy/beam ! Clean residual mean=0.000010 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.763792 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 154 components and 0.763792 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070366Jy sigma=0.929510 ! Fit after self-cal, rms=0.070365Jy sigma=0.929460 ! Inverting map ! Added new window around map position (1, -9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00137902 Jy ! Component: 100 - total flux cleaned = 0.00142167 Jy ! Component: 150 - total flux cleaned = 0.00150114 Jy ! Component: 200 - total flux cleaned = 0.00161479 Jy ! Total flux subtracted in 200 components = 0.00161479 Jy ! Clean residual min=-0.001726 max=0.001767 Jy/beam ! Clean residual mean=0.000011 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.765407 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 167 components and 0.765406 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070308Jy sigma=0.928368 ! Fit after self-cal, rms=0.070303Jy sigma=0.928311 ! Inverting map ! Added new window around map position (-127, 45.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115336 Jy ! Component: 100 - total flux cleaned = 0.00111512 Jy ! Component: 150 - total flux cleaned = 0.00122542 Jy ! Component: 200 - total flux cleaned = 0.00126018 Jy ! Total flux subtracted in 200 components = 0.00126018 Jy ! Clean residual min=-0.001705 max=0.001551 Jy/beam ! Clean residual mean=0.000011 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.766667 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 180 components and 0.766667 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070247Jy sigma=0.927454 ! Fit after self-cal, rms=0.070244Jy sigma=0.927416 ! 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=0.070244Jy sigma=0.927416 ! Fit after self-cal, rms=0.069493Jy sigma=0.917784 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.681 mas, bmaj=4.445 mas, bpa=-25.54 degrees ! Estimated noise=0.411056 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000326297 Jy ! Component: 100 - total flux cleaned = 0.000379397 Jy ! Component: 150 - total flux cleaned = 0.000422036 Jy ! Component: 200 - total flux cleaned = 0.000586525 Jy ! Total flux subtracted in 200 components = 0.000586525 Jy ! Clean residual min=-0.001524 max=0.001507 Jy/beam ! Clean residual mean=0.000003 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.767253 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 198 components and 0.767253 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069427Jy sigma=0.916620 ! Fit after self-cal, rms=0.069427Jy sigma=0.916579 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 = 0.000247627 Jy ! Component: 100 - total flux cleaned = 0.000247658 Jy ! Component: 150 - total flux cleaned = 0.000353122 Jy ! Component: 200 - total flux cleaned = 0.000419046 Jy ! Total flux subtracted in 200 components = 0.000419046 Jy ! Clean residual min=-0.001533 max=0.001499 Jy/beam ! Clean residual mean=0.000004 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.767672 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 211 components and 0.767672 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069392Jy sigma=0.916000 ! Fit after self-cal, rms=0.069392Jy sigma=0.915991 ! 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=0.069392Jy sigma=0.915991 ! Fit after self-cal, rms=0.069230Jy sigma=0.915056 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.057 mas, bmaj=8.508 mas, bpa=-47.51 degrees ! Estimated noise=0.543514 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000132149 Jy ! Component: 100 - total flux cleaned = -3.28469e-06 Jy ! Component: 150 - total flux cleaned = -6.1899e-05 Jy ! Component: 200 - total flux cleaned = -0.000111582 Jy ! Total flux subtracted in 200 components = -0.000111582 Jy ! Clean residual min=-0.001985 max=0.001699 Jy/beam ! Clean residual mean=0.000008 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.76756 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 232 components and 0.76756 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069213Jy sigma=0.914807 ! Fit after self-cal, rms=0.069210Jy sigma=0.914782 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 = -1.95157e-05 Jy ! Component: 100 - total flux cleaned = -8.14951e-05 Jy ! Component: 150 - total flux cleaned = -0.000137358 Jy ! Component: 200 - total flux cleaned = -0.000137167 Jy ! Total flux subtracted in 200 components = -0.000137167 Jy ! Clean residual min=-0.001993 max=0.001681 Jy/beam ! Clean residual mean=0.000009 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.767423 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 253 components and 0.767423 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069202Jy sigma=0.914704 ! Fit after self-cal, rms=0.069202Jy sigma=0.914700 ! 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=3.681 mas, bmaj=4.446 mas, bpa=-25.63 degrees ! Estimated noise=0.411002 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.681 x 4.446 at -25.63 degrees (North through East) ! Clean map min=-0.0014293 max=0.69064 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. ! ! Fit before self-cal, rms=0.069202Jy sigma=0.914700 ! Fit after self-cal, rms=0.065435Jy sigma=0.849936 ! Inverting map and beam ! Estimated beam: bmin=3.681 mas, bmaj=4.446 mas, bpa=-25.61 degrees ! Estimated noise=0.410978 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000378678 Jy ! Component: 100 - total flux cleaned = -0.000450507 Jy ! Component: 150 - total flux cleaned = -0.000418256 Jy ! Component: 200 - total flux cleaned = -0.000357342 Jy ! Total flux subtracted in 200 components = -0.000357342 Jy ! Clean residual min=-0.001372 max=0.001436 Jy/beam ! Clean residual mean=0.000003 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.767066 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 265 components and 0.767066 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065403Jy sigma=0.849350 ! Fit after self-cal, rms=0.065402Jy sigma=0.849335 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.10768e-05 Jy ! Component: 100 - total flux cleaned = -2.00926e-06 Jy ! Component: 150 - total flux cleaned = 5.26789e-05 Jy ! Component: 200 - total flux cleaned = 2.49753e-05 Jy ! Total flux subtracted in 200 components = 2.49753e-05 Jy ! Clean residual min=-0.001367 max=0.001432 Jy/beam ! Clean residual mean=0.000003 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.767091 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 277 components and 0.767091 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065381Jy sigma=0.848956 ! Fit after self-cal, rms=0.065381Jy sigma=0.848949 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065381Jy sigma=0.848949 ! Fit after self-cal, rms=0.065370Jy sigma=0.848884 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=2.972 mas, bmaj=3.566 mas, bpa=-32.22 degrees ! Estimated noise=0.535355 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.534188 Jy ! Component: 100 - total flux cleaned = 0.650824 Jy ! Component: 150 - total flux cleaned = 0.684541 Jy ! Component: 200 - total flux cleaned = 0.70059 Jy ! Total flux subtracted in 200 components = 0.70059 Jy ! Clean residual min=-0.002747 max=0.008363 Jy/beam ! Clean residual mean=-0.000010 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 0.70059 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.70059 Jy ! Inverting map and beam ! Estimated beam: bmin=3.681 mas, bmaj=4.447 mas, bpa=-25.65 degrees ! Estimated noise=0.410952 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 = 0.0163402 Jy ! Component: 100 - total flux cleaned = 0.02658 Jy ! Component: 150 - total flux cleaned = 0.0338699 Jy ! Component: 200 - total flux cleaned = 0.0392769 Jy ! Total flux subtracted in 200 components = 0.0392769 Jy ! Clean residual min=-0.001808 max=0.003152 Jy/beam ! Clean residual mean=-0.000015 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.739867 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 63 components and 0.739867 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00420164 Jy ! Component: 100 - total flux cleaned = 0.00755856 Jy ! Component: 150 - total flux cleaned = 0.0103712 Jy ! Component: 200 - total flux cleaned = 0.012791 Jy ! Total flux subtracted in 200 components = 0.012791 Jy ! Clean residual min=-0.001603 max=0.001528 Jy/beam ! Clean residual mean=-0.000007 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.752658 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 99 components and 0.752658 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=8.058 mas, bmaj=8.51 mas, bpa=-47.48 degrees ! Estimated noise=0.543384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00345588 Jy ! Component: 100 - total flux cleaned = 0.00584342 Jy ! Component: 150 - total flux cleaned = 0.00757434 Jy ! Component: 200 - total flux cleaned = 0.00838348 Jy ! Total flux subtracted in 200 components = 0.00838348 Jy ! Clean residual min=-0.002111 max=0.001638 Jy/beam ! Clean residual mean=-0.000003 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.761042 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 = 0.000592178 Jy ! Component: 100 - total flux cleaned = 0.00116067 Jy ! Component: 150 - total flux cleaned = 0.00166399 Jy ! Component: 200 - total flux cleaned = 0.00208019 Jy ! Total flux subtracted in 200 components = 0.00208019 Jy ! Clean residual min=-0.002076 max=0.001638 Jy/beam ! Clean residual mean=0.000001 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.763122 Jy ! Adding 135 model components to the UV plane model. ! The established model now contains 224 components and 0.763122 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.681 mas, bmaj=4.447 mas, bpa=-25.65 degrees ! Estimated noise=0.410952 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000606651 Jy ! Component: 100 - total flux cleaned = 0.000955332 Jy ! Component: 150 - total flux cleaned = 0.00136586 Jy ! Component: 200 - total flux cleaned = 0.00170575 Jy ! Total flux subtracted in 200 components = 0.00170575 Jy ! Clean residual min=-0.001486 max=0.001516 Jy/beam ! Clean residual mean=0.000000 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.764828 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 240 components and 0.764828 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065490Jy sigma=0.851560 ! Fit after self-cal, rms=0.065478Jy sigma=0.851263 wmodel J2230+6946_S_a_map.mod ! Writing 240 model components to file: J2230+6946_S_a_map.mod wobs J2230+6946_S_a_uvs.fits ! Writing UV FITS file: J2230+6946_S_a_uvs.fits wwins J2230+6946_S_a_map.win ! wwins: Wrote 8 windows to J2230+6946_S_a_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 = 0.000116463 Jy ! Component: 100 - total flux cleaned = 0.000168785 Jy ! Component: 150 - total flux cleaned = 0.000144009 Jy ! Component: 200 - total flux cleaned = 1.98501e-05 Jy ! Component: 250 - total flux cleaned = -5.37485e-05 Jy ! Component: 300 - total flux cleaned = -0.000173694 Jy ! Component: 350 - total flux cleaned = -0.000338805 Jy ! Component: 400 - total flux cleaned = -0.000431812 Jy ! Component: 450 - total flux cleaned = -0.000523829 Jy ! Component: 500 - total flux cleaned = -0.000637568 Jy ! Component: 550 - total flux cleaned = -0.000704962 Jy ! Component: 600 - total flux cleaned = -0.000749595 Jy ! Component: 650 - total flux cleaned = -0.00083811 Jy ! Component: 700 - total flux cleaned = -0.000881815 Jy ! Component: 750 - total flux cleaned = -0.00094725 Jy ! Component: 800 - total flux cleaned = -0.00103329 Jy ! Component: 850 - total flux cleaned = -0.00105479 Jy ! Component: 900 - total flux cleaned = -0.00103358 Jy ! Component: 950 - total flux cleaned = -0.001076 Jy ! Component: 1000 - total flux cleaned = -0.00111783 Jy ! Component: 1050 - total flux cleaned = -0.00113877 Jy ! Component: 1100 - total flux cleaned = -0.00113871 Jy ! Component: 1150 - total flux cleaned = -0.00124156 Jy ! Component: 1200 - total flux cleaned = -0.00115974 Jy ! Component: 1250 - total flux cleaned = -0.00122058 Jy ! Component: 1300 - total flux cleaned = -0.00124109 Jy ! Component: 1350 - total flux cleaned = -0.00130149 Jy ! Component: 1400 - total flux cleaned = -0.00132145 Jy ! Component: 1450 - total flux cleaned = -0.00134124 Jy ! Component: 1500 - total flux cleaned = -0.00132158 Jy ! Component: 1550 - total flux cleaned = -0.00128199 Jy ! Component: 1600 - total flux cleaned = -0.00136061 Jy ! Component: 1650 - total flux cleaned = -0.00130188 Jy ! Component: 1700 - total flux cleaned = -0.00124347 Jy ! Component: 1750 - total flux cleaned = -0.00132109 Jy ! Component: 1800 - total flux cleaned = -0.00130178 Jy ! Component: 1850 - total flux cleaned = -0.00130173 Jy ! Component: 1900 - total flux cleaned = -0.00126346 Jy ! Component: 1950 - total flux cleaned = -0.00132049 Jy ! Component: 2000 - total flux cleaned = -0.00122566 Jy ! Component: 2050 - total flux cleaned = -0.00120666 Jy ! Component: 2100 - total flux cleaned = -0.0012443 Jy ! Component: 2150 - total flux cleaned = -0.00122547 Jy ! Component: 2200 - total flux cleaned = -0.00118815 Jy ! Component: 2250 - total flux cleaned = -0.00120675 Jy ! Component: 2300 - total flux cleaned = -0.00113251 Jy ! Component: 2350 - total flux cleaned = -0.00120636 Jy ! Component: 2400 - total flux cleaned = -0.00115125 Jy ! Component: 2450 - total flux cleaned = -0.00105961 Jy ! Component: 2500 - total flux cleaned = -0.00104133 Jy ! Component: 2550 - total flux cleaned = -0.0010777 Jy ! Component: 2600 - total flux cleaned = -0.00100517 Jy ! Component: 2650 - total flux cleaned = -0.000914763 Jy ! Component: 2700 - total flux cleaned = -0.00093283 Jy ! Component: 2750 - total flux cleaned = -0.00102263 Jy ! Component: 2800 - total flux cleaned = -0.000897385 Jy ! Component: 2850 - total flux cleaned = -0.000933036 Jy ! Component: 2900 - total flux cleaned = -0.000879757 Jy ! Component: 2950 - total flux cleaned = -0.000773349 Jy ! Component: 3000 - total flux cleaned = -0.000755605 Jy ! Component: 3050 - total flux cleaned = -0.000808547 Jy ! Component: 3100 - total flux cleaned = -0.000773426 Jy ! Component: 3150 - total flux cleaned = -0.000755975 Jy ! Component: 3200 - total flux cleaned = -0.000703569 Jy ! Component: 3250 - total flux cleaned = -0.000599107 Jy ! Component: 3300 - total flux cleaned = -0.000512309 Jy ! Component: 3350 - total flux cleaned = -0.00054701 Jy ! Component: 3400 - total flux cleaned = -0.000512517 Jy ! Component: 3450 - total flux cleaned = -0.000512421 Jy ! Component: 3500 - total flux cleaned = -0.000563957 Jy ! Component: 3550 - total flux cleaned = -0.000546849 Jy ! Component: 3600 - total flux cleaned = -0.000444311 Jy ! Component: 3650 - total flux cleaned = -0.000359162 Jy ! Component: 3700 - total flux cleaned = -0.000342151 Jy ! Component: 3750 - total flux cleaned = -0.000342137 Jy ! Component: 3800 - total flux cleaned = -0.000342112 Jy ! Component: 3850 - total flux cleaned = -0.000291552 Jy ! Component: 3900 - total flux cleaned = -0.000224237 Jy ! Component: 3950 - total flux cleaned = -0.000173942 Jy ! Component: 4000 - total flux cleaned = -0.000274358 Jy ! Component: 4050 - total flux cleaned = -0.00020762 Jy ! Total flux subtracted in 4096 components = -0.000124312 Jy ! Clean residual min=-0.000954 max=0.001041 Jy/beam ! Clean residual mean=-0.000001 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.764703 Jy keep ! Adding 365 model components to the UV plane model. ! The established model now contains 605 components and 0.764703 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J2230+6946_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.681 x 4.447 at -25.65 degrees (North through East) ! Clean map min=-0.0012627 max=0.6919 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J2230+6946_S_a_map.fits wmodel /vlbi/uf001/uvm//J2230+6946_S_a_map.mod ! Writing 605 model components to file: /vlbi/uf001/uvm//J2230+6946_S_a_map.mod wobs /vlbi/uf001/uvm//J2230+6946_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J2230+6946_S_a_uvs.fits wwins /vlbi/uf001/uvm//J2230+6946_S_a_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uvm//J2230+6946_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.691902 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000312717 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.13559 0.13559 0.27118 0.54236 1.08472 2.16944 4.33888 8.67776 17.3555 34.7111 69.4221 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.691 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2212.55 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J2230+6946_S_a_dfm.log closed on Sun Jan 13 22:39:09 2019