! Started logfile: /vlbi/bp222/maps//J1945+7055_S_dfm.log on Thu Sep 27 11:33:34 2018 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/bp222/maps//J1945+7055_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1945+7055_S_uvm.fits ! AN table 1: 23 integrations on 21 of 21 possible baselines. ! AN table 2: 115 integrations on 45 of 45 possible baselines. ! AN table 3: 23 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.807997 visibilities/baseline/integration-bin. ! Found source: J1945+7055 ! ! There are 4 IFs, and a total of 4 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 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 20368 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J1945+7055_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 1 telescope corrections were flagged in sub-array 1. ! A total of 134 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 134 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! A total of 134 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 161 telescope corrections were flagged in sub-array 1. ! A total of 1150 telescope corrections were flagged in sub-array 2. ! A total of 93 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.086688Jy sigma=16.090393 ! Fit after self-cal, rms=0.685841Jy sigma=9.980529 ! 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=2.833 mas, bmaj=4.285 mas, bpa=10.65 degrees ! Estimated noise=0.654857 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 = 0.251159 Jy ! Component: 100 - total flux cleaned = 0.340603 Jy ! Total flux subtracted in 100 components = 0.340603 Jy ! Clean residual min=-0.028643 max=0.070651 Jy/beam ! Clean residual mean=-0.000141 rms=0.007293 Jy/beam ! Combined flux in latest and established models = 0.340603 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.340603 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221532Jy sigma=3.086792 ! Fit after self-cal, rms=0.220957Jy sigma=3.080048 ! Inverting map ! Added new window around map position (-1.5, -6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0676463 Jy ! Component: 100 - total flux cleaned = 0.10803 Jy ! Total flux subtracted in 100 components = 0.10803 Jy ! Clean residual min=-0.023166 max=0.066272 Jy/beam ! Clean residual mean=-0.000112 rms=0.006130 Jy/beam ! Combined flux in latest and established models = 0.448633 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 27 components and 0.448633 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195088Jy sigma=2.603533 ! Fit after self-cal, rms=0.193343Jy sigma=2.581422 ! Inverting map ! Added new window around map position (-6, -14). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0594321 Jy ! Component: 100 - total flux cleaned = 0.0889695 Jy ! Total flux subtracted in 100 components = 0.0889695 Jy ! Clean residual min=-0.018519 max=0.044644 Jy/beam ! Clean residual mean=-0.000100 rms=0.005009 Jy/beam ! Combined flux in latest and established models = 0.537602 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 38 components and 0.537602 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172534Jy sigma=2.207500 ! Fit after self-cal, rms=0.169554Jy sigma=2.160129 ! Inverting map ! Added new window around map position (-10.5, -20.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0401869 Jy ! Component: 100 - total flux cleaned = 0.0629061 Jy ! Total flux subtracted in 100 components = 0.0629061 Jy ! Clean residual min=-0.015716 max=0.043386 Jy/beam ! Clean residual mean=-0.000091 rms=0.004307 Jy/beam ! Combined flux in latest and established models = 0.600508 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 48 components and 0.600508 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159291Jy sigma=1.957819 ! Fit after self-cal, rms=0.158154Jy sigma=1.941192 ! Inverting map ! Added new window around map position (6, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0382912 Jy ! Component: 100 - total flux cleaned = 0.0602706 Jy ! Total flux subtracted in 100 components = 0.0602706 Jy ! Clean residual min=-0.014577 max=0.038965 Jy/beam ! Clean residual mean=-0.000075 rms=0.003711 Jy/beam ! Combined flux in latest and established models = 0.660779 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 73 components and 0.660779 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146450Jy sigma=1.726507 ! Fit after self-cal, rms=0.145157Jy sigma=1.705900 ! Inverting map ! Added new window around map position (-13.5, -29.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0344386 Jy ! Component: 100 - total flux cleaned = 0.0545042 Jy ! Total flux subtracted in 100 components = 0.0545042 Jy ! Clean residual min=-0.011676 max=0.019498 Jy/beam ! Clean residual mean=-0.000055 rms=0.003059 Jy/beam ! Combined flux in latest and established models = 0.715283 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 94 components and 0.715283 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134099Jy sigma=1.518159 ! Fit after self-cal, rms=0.133393Jy sigma=1.507167 ! 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=3.491 mas, bmaj=5.023 mas, bpa=9.38 degrees ! Estimated noise=0.400989 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 (-7, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.025166 Jy ! Component: 100 - total flux cleaned = 0.0449942 Jy ! Component: 150 - total flux cleaned = 0.0617909 Jy ! Component: 200 - total flux cleaned = 0.0762068 Jy ! Total flux subtracted in 200 components = 0.0762068 Jy ! Clean residual min=-0.009195 max=0.011360 Jy/beam ! Clean residual mean=-0.000072 rms=0.002576 Jy/beam ! Combined flux in latest and established models = 0.79149 Jy ! Performing phase self-cal ! Adding 67 model components to the UV plane model. ! The established model now contains 141 components and 0.79149 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125216Jy sigma=1.352524 ! Fit after self-cal, rms=0.124986Jy sigma=1.349121 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.491 x 5.023 at 9.38 degrees (North through East) ! Clean map min=-0.0087666 max=0.31741 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.94 KP 0.99 ! MK 0.92 NL 0.98 OV 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.95 HN 0.96 KP 0.97 ! LA 0.95 MK 0.98 NL 1.07 OV 0.95 ! PT 0.95 SC 1.04 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.97 HN 0.98 KP 1.02 ! MK 0.96 NL 0.88 OV 1.01 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.96 KP 0.99 ! MK 0.89 NL 2.22 OV 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.96 HN 1.01 KP 0.98 ! LA 0.95 MK 0.99 NL 1.71 OV 0.95 ! PT 0.95 SC 1.03 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.96 HN 0.98 KP 1.01 ! MK 0.99 NL 0.95 OV 1.02 SC 0.32 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.36 FD 1.00 HN 0.95 KP 1.00 ! MK 0.93 NL 1.02 OV 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.96 HN 0.98 KP 0.97 ! LA 0.96 MK 1.04 NL 1.22 OV 0.96 ! PT 0.95 SC 1.08 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.66 FD 0.96 HN 0.97 KP 1.04 ! MK 1.01 NL 0.86 OV 1.03 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! MK 0.00* NL 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* OV 0.00* ! PT 0.00* SC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1510.99 HN 1.67 KP 1.00* ! MK 17.82 NL 1.00* OV 0.74 SC 1.00* ! ! ! Fit before self-cal, rms=0.124986Jy sigma=1.349121 ! Fit after self-cal, rms=0.090124Jy sigma=1.044458 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.512 mas, bmaj=5.003 mas, bpa=10.52 degrees ! Estimated noise=0.39983 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 = 0.0107985 Jy ! Component: 100 - total flux cleaned = 0.0151223 Jy ! Component: 150 - total flux cleaned = 0.0158007 Jy ! Component: 200 - total flux cleaned = 0.016409 Jy ! Total flux subtracted in 200 components = 0.016409 Jy ! Clean residual min=-0.006430 max=0.005792 Jy/beam ! Clean residual mean=-0.000015 rms=0.001464 Jy/beam ! Combined flux in latest and established models = 0.807899 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 160 components and 0.807899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088420Jy sigma=1.012779 ! Fit after self-cal, rms=0.088396Jy sigma=1.010135 ! 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. ! ! Fit before self-cal, rms=0.088396Jy sigma=1.010135 ! Fit after self-cal, rms=0.083305Jy sigma=0.952972 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.516 mas, bmaj=4.959 mas, bpa=10.29 degrees ! Estimated noise=0.400949 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001661 Jy ! Component: 100 - total flux cleaned = 0.00218713 Jy ! Component: 150 - total flux cleaned = 0.00248321 Jy ! Component: 200 - total flux cleaned = 0.0024855 Jy ! Total flux subtracted in 200 components = 0.0024855 Jy ! Clean residual min=-0.005493 max=0.005185 Jy/beam ! Clean residual mean=-0.000009 rms=0.001179 Jy/beam ! Combined flux in latest and established models = 0.810384 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 178 components and 0.810385 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082666Jy sigma=0.941482 ! Fit after self-cal, rms=0.082625Jy sigma=0.940848 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 = 0.00104864 Jy ! Component: 100 - total flux cleaned = 0.00117399 Jy ! Component: 150 - total flux cleaned = 0.00105695 Jy ! Component: 200 - total flux cleaned = 0.00116371 Jy ! Total flux subtracted in 200 components = 0.00116371 Jy ! Clean residual min=-0.005071 max=0.005200 Jy/beam ! Clean residual mean=-0.000008 rms=0.001140 Jy/beam ! Combined flux in latest and established models = 0.811548 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 187 components and 0.811548 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082306Jy sigma=0.935367 ! Fit after self-cal, rms=0.082277Jy sigma=0.935121 ! Inverting map ! Added new window around map position (-18.5, -31). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00467459 Jy ! Component: 100 - total flux cleaned = 0.00599192 Jy ! Component: 150 - total flux cleaned = 0.00642206 Jy ! Component: 200 - total flux cleaned = 0.00652335 Jy ! Total flux subtracted in 200 components = 0.00652335 Jy ! Clean residual min=-0.004706 max=0.004352 Jy/beam ! Clean residual mean=-0.000003 rms=0.001090 Jy/beam ! Combined flux in latest and established models = 0.818071 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 203 components and 0.818071 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081877Jy sigma=0.928646 ! Fit after self-cal, rms=0.081846Jy sigma=0.928133 ! 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. ! ! Fit before self-cal, rms=0.081846Jy sigma=0.928133 ! Fit after self-cal, rms=0.077312Jy sigma=0.871498 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.505 mas, bmaj=4.943 mas, bpa=10.13 degrees ! Estimated noise=0.399325 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217839 Jy ! Component: 100 - total flux cleaned = 0.00257123 Jy ! Component: 150 - total flux cleaned = 0.00321096 Jy ! Component: 200 - total flux cleaned = 0.00360427 Jy ! Total flux subtracted in 200 components = 0.00360427 Jy ! Clean residual min=-0.003181 max=0.002838 Jy/beam ! Clean residual mean=0.000000 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.821676 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 218 components and 0.821676 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076898Jy sigma=0.864691 ! Fit after self-cal, rms=0.076881Jy sigma=0.864166 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 = 0.000973525 Jy ! Component: 100 - total flux cleaned = 0.00143197 Jy ! Component: 150 - total flux cleaned = 0.00160044 Jy ! Component: 200 - total flux cleaned = 0.00168271 Jy ! Total flux subtracted in 200 components = 0.00168271 Jy ! Clean residual min=-0.002909 max=0.002793 Jy/beam ! Clean residual mean=0.000002 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.823358 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 225 components and 0.823358 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076686Jy sigma=0.861057 ! Fit after self-cal, rms=0.076679Jy sigma=0.860935 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076679Jy sigma=0.860935 ! Fit after self-cal, rms=0.076461Jy sigma=0.860267 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.483 mas, bmaj=8.773 mas, bpa=11.41 degrees ! Estimated noise=0.513248 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145776 Jy ! Component: 100 - total flux cleaned = 0.00163762 Jy ! Component: 150 - total flux cleaned = 0.00164104 Jy ! Component: 200 - total flux cleaned = 0.00155592 Jy ! Total flux subtracted in 200 components = 0.00155592 Jy ! Clean residual min=-0.002180 max=0.002167 Jy/beam ! Clean residual mean=0.000001 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.824914 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 246 components and 0.824915 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076429Jy sigma=0.859282 ! Fit after self-cal, rms=0.076414Jy sigma=0.859088 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 = -7.58547e-05 Jy ! Component: 100 - total flux cleaned = 0.000137342 Jy ! Component: 150 - total flux cleaned = 0.000174566 Jy ! Component: 200 - total flux cleaned = 0.000175223 Jy ! Total flux subtracted in 200 components = 0.000175223 Jy ! Clean residual min=-0.002083 max=0.002099 Jy/beam ! Clean residual mean=0.000002 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.82509 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 264 components and 0.82509 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076394Jy sigma=0.858540 ! Fit after self-cal, rms=0.076384Jy sigma=0.858398 ! 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=3.499 mas, bmaj=4.935 mas, bpa=10.08 degrees ! Estimated noise=0.398943 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.499 x 4.935 at 10.08 degrees (North through East) ! Clean map min=-0.0027637 max=0.313 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=2.852 mas, bmaj=4.216 mas, bpa=10.94 degrees ! Estimated noise=0.642191 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.251252 Jy ! Component: 100 - total flux cleaned = 0.360546 Jy ! Component: 150 - total flux cleaned = 0.434351 Jy ! Component: 200 - total flux cleaned = 0.491398 Jy ! Total flux subtracted in 200 components = 0.491398 Jy ! Clean residual min=-0.016027 max=0.033984 Jy/beam ! Clean residual mean=-0.000095 rms=0.004383 Jy/beam ! Combined flux in latest and established models = 0.491398 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 38 model components to the UV plane model. ! The established model now contains 38 components and 0.491398 Jy ! Inverting map and beam ! Estimated beam: bmin=3.499 mas, bmaj=4.935 mas, bpa=10.08 degrees ! Estimated noise=0.398943 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 = 0.060829 Jy ! Component: 100 - total flux cleaned = 0.107465 Jy ! Component: 150 - total flux cleaned = 0.144457 Jy ! Component: 200 - total flux cleaned = 0.174361 Jy ! Total flux subtracted in 200 components = 0.174361 Jy ! Clean residual min=-0.008785 max=0.017949 Jy/beam ! Clean residual mean=-0.000115 rms=0.002701 Jy/beam ! Combined flux in latest and established models = 0.66576 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 71 components and 0.66576 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0244309 Jy ! Component: 100 - total flux cleaned = 0.0445076 Jy ! Component: 150 - total flux cleaned = 0.0611641 Jy ! Component: 200 - total flux cleaned = 0.0750869 Jy ! Total flux subtracted in 200 components = 0.0750869 Jy ! Clean residual min=-0.005014 max=0.008470 Jy/beam ! Clean residual mean=-0.000062 rms=0.001442 Jy/beam ! Combined flux in latest and established models = 0.740847 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 108 components and 0.740847 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117159 Jy ! Component: 100 - total flux cleaned = 0.0216381 Jy ! Component: 150 - total flux cleaned = 0.0300816 Jy ! Component: 200 - total flux cleaned = 0.0373622 Jy ! Total flux subtracted in 200 components = 0.0373622 Jy ! Clean residual min=-0.003382 max=0.004515 Jy/beam ! Clean residual mean=-0.000035 rms=0.000912 Jy/beam ! Combined flux in latest and established models = 0.778209 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 135 components and 0.778209 Jy ! Inverting map ! Added new window around map position (9, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00632649 Jy ! Component: 100 - total flux cleaned = 0.0118364 Jy ! Component: 150 - total flux cleaned = 0.0166655 Jy ! Component: 200 - total flux cleaned = 0.0209293 Jy ! Total flux subtracted in 200 components = 0.0209293 Jy ! Clean residual min=-0.002893 max=0.003446 Jy/beam ! Clean residual mean=-0.000019 rms=0.000677 Jy/beam ! Combined flux in latest and established models = 0.799139 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 156 components and 0.799139 Jy ! Inverting map ! Added new window around map position (-18, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00395748 Jy ! Component: 100 - total flux cleaned = 0.00738269 Jy ! Component: 150 - total flux cleaned = 0.0104385 Jy ! Component: 200 - total flux cleaned = 0.012746 Jy ! Total flux subtracted in 200 components = 0.012746 Jy ! Clean residual min=-0.002600 max=0.002501 Jy/beam ! Clean residual mean=-0.000010 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.811885 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 175 components and 0.811884 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=7.483 mas, bmaj=8.773 mas, bpa=11.41 degrees ! Estimated noise=0.513248 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00383451 Jy ! Component: 100 - total flux cleaned = 0.00657789 Jy ! Component: 150 - total flux cleaned = 0.00833482 Jy ! Component: 200 - total flux cleaned = 0.00973769 Jy ! Total flux subtracted in 200 components = 0.00973769 Jy ! Clean residual min=-0.002198 max=0.002176 Jy/beam ! Clean residual mean=-0.000005 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 0.821622 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 = 0.00113238 Jy ! Component: 100 - total flux cleaned = 0.00179254 Jy ! Component: 150 - total flux cleaned = 0.00213862 Jy ! Component: 200 - total flux cleaned = 0.00245303 Jy ! Total flux subtracted in 200 components = 0.00245303 Jy ! Clean residual min=-0.002046 max=0.002128 Jy/beam ! Clean residual mean=-0.000000 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.824075 Jy ! Adding 99 model components to the UV plane model. ! The established model now contains 268 components and 0.824075 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.499 mas, bmaj=4.935 mas, bpa=10.08 degrees ! Estimated noise=0.398943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00113832 Jy ! Component: 100 - total flux cleaned = -0.00114297 Jy ! Component: 150 - total flux cleaned = -0.000927503 Jy ! Component: 200 - total flux cleaned = -0.000929629 Jy ! Total flux subtracted in 200 components = -0.000929629 Jy ! Clean residual min=-0.002100 max=0.002149 Jy/beam ! Clean residual mean=-0.000001 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.823146 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 287 components and 0.823146 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075890Jy sigma=0.851225 ! Fit after self-cal, rms=0.075803Jy sigma=0.849865 wmodel J1945+7055_S_map.mod ! Writing 287 model components to file: J1945+7055_S_map.mod wobs J1945+7055_S_uvs.fits ! Writing UV FITS file: J1945+7055_S_uvs.fits wwins J1945+7055_S_map.win ! wwins: Wrote 10 windows to J1945+7055_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 = -0.000319239 Jy ! Component: 100 - total flux cleaned = -0.000353104 Jy ! Component: 150 - total flux cleaned = -0.000486252 Jy ! Component: 200 - total flux cleaned = -0.000583097 Jy ! Component: 250 - total flux cleaned = -0.0007712 Jy ! Component: 300 - total flux cleaned = -0.000801864 Jy ! Component: 350 - total flux cleaned = -0.00080169 Jy ! Component: 400 - total flux cleaned = -0.000771604 Jy ! Component: 450 - total flux cleaned = -0.000713504 Jy ! Component: 500 - total flux cleaned = -0.000685359 Jy ! Component: 550 - total flux cleaned = -0.000630097 Jy ! Component: 600 - total flux cleaned = -0.000657697 Jy ! Component: 650 - total flux cleaned = -0.000656998 Jy ! Component: 700 - total flux cleaned = -0.000577054 Jy ! Component: 750 - total flux cleaned = -0.000603036 Jy ! Component: 800 - total flux cleaned = -0.000498597 Jy ! Component: 850 - total flux cleaned = -0.000447172 Jy ! Component: 900 - total flux cleaned = -0.00034583 Jy ! Component: 950 - total flux cleaned = -0.000346168 Jy ! Component: 1000 - total flux cleaned = -0.000271933 Jy ! Component: 1050 - total flux cleaned = -0.000271933 Jy ! Component: 1100 - total flux cleaned = -0.000223398 Jy ! Component: 1150 - total flux cleaned = -0.000223226 Jy ! Component: 1200 - total flux cleaned = -0.000151823 Jy ! Component: 1250 - total flux cleaned = -0.000175618 Jy ! Component: 1300 - total flux cleaned = -0.00012896 Jy ! Component: 1350 - total flux cleaned = -1.32855e-05 Jy ! Component: 1400 - total flux cleaned = -3.63858e-05 Jy ! Component: 1450 - total flux cleaned = 5.44696e-05 Jy ! Component: 1500 - total flux cleaned = -1.32524e-05 Jy ! Component: 1550 - total flux cleaned = 5.39259e-05 Jy ! Component: 1600 - total flux cleaned = 9.81494e-05 Jy ! Component: 1650 - total flux cleaned = -1.15023e-05 Jy ! Component: 1700 - total flux cleaned = 1.01946e-05 Jy ! Component: 1750 - total flux cleaned = 7.4796e-05 Jy ! Component: 1800 - total flux cleaned = 7.45794e-05 Jy ! Component: 1850 - total flux cleaned = 9.56001e-05 Jy ! Component: 1900 - total flux cleaned = 7.46382e-05 Jy ! Component: 1950 - total flux cleaned = 5.35801e-05 Jy ! Component: 2000 - total flux cleaned = 7.43871e-05 Jy ! Component: 2050 - total flux cleaned = 7.45826e-05 Jy ! Component: 2100 - total flux cleaned = 5.38375e-05 Jy ! Component: 2150 - total flux cleaned = 1.36854e-05 Jy ! Component: 2200 - total flux cleaned = 9.42735e-05 Jy ! Component: 2250 - total flux cleaned = -2.5595e-05 Jy ! Component: 2300 - total flux cleaned = 1.41252e-05 Jy ! Component: 2350 - total flux cleaned = 1.40823e-05 Jy ! Component: 2400 - total flux cleaned = -5.41324e-06 Jy ! Component: 2450 - total flux cleaned = -6.39222e-05 Jy ! Component: 2500 - total flux cleaned = -2.5477e-05 Jy ! Component: 2550 - total flux cleaned = -8.32594e-05 Jy ! Component: 2600 - total flux cleaned = -4.53353e-05 Jy ! Component: 2650 - total flux cleaned = -0.000102172 Jy ! Component: 2700 - total flux cleaned = -0.000102189 Jy ! Component: 2750 - total flux cleaned = -0.000139543 Jy ! Component: 2800 - total flux cleaned = -0.000195244 Jy ! Component: 2850 - total flux cleaned = -0.00025066 Jy ! Component: 2900 - total flux cleaned = -0.000232344 Jy ! Component: 2950 - total flux cleaned = -0.000286728 Jy ! Component: 3000 - total flux cleaned = -0.000322923 Jy ! Component: 3050 - total flux cleaned = -0.000394775 Jy ! Component: 3100 - total flux cleaned = -0.000376911 Jy ! Component: 3150 - total flux cleaned = -0.000394564 Jy ! Component: 3200 - total flux cleaned = -0.000482908 Jy ! Component: 3250 - total flux cleaned = -0.00051808 Jy ! Component: 3300 - total flux cleaned = -0.000587772 Jy ! Component: 3350 - total flux cleaned = -0.000553062 Jy ! Component: 3400 - total flux cleaned = -0.000604902 Jy ! Component: 3450 - total flux cleaned = -0.000639228 Jy ! Component: 3500 - total flux cleaned = -0.000639224 Jy ! Component: 3550 - total flux cleaned = -0.000707049 Jy ! Component: 3600 - total flux cleaned = -0.000724054 Jy ! Component: 3650 - total flux cleaned = -0.000740838 Jy ! Component: 3700 - total flux cleaned = -0.000857423 Jy ! Component: 3750 - total flux cleaned = -0.000874031 Jy ! Component: 3800 - total flux cleaned = -0.000940024 Jy ! Component: 3850 - total flux cleaned = -0.000972683 Jy ! Component: 3900 - total flux cleaned = -0.000874886 Jy ! Component: 3950 - total flux cleaned = -0.00090734 Jy ! Component: 4000 - total flux cleaned = -0.00100408 Jy ! Component: 4050 - total flux cleaned = -0.000939925 Jy ! Total flux subtracted in 4096 components = -0.00093986 Jy ! Clean residual min=-0.000852 max=0.000968 Jy/beam ! Clean residual mean=-0.000000 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.822206 Jy keep ! Adding 313 model components to the UV plane model. ! The established model now contains 597 components and 0.822206 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1945+7055_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.499 x 4.935 at 10.08 degrees (North through East) ! Clean map min=-0.0018192 max=0.31646 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1945+7055_S_map.fits wmodel /vlbi/bp222/maps//J1945+7055_S_map.mod ! Writing 597 model components to file: /vlbi/bp222/maps//J1945+7055_S_map.mod wobs /vlbi/bp222/maps//J1945+7055_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1945+7055_S_uvs.fits wwins /vlbi/bp222/maps//J1945+7055_S_map.win ! wwins: Wrote 11 windows to /vlbi/bp222/maps//J1945+7055_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.316459 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0002894 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.274349 0.274349 0.548697 1.09739 2.19479 4.38958 8.77916 17.5583 35.1166 70.2333 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.316 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1093.5 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1945+7055_S_dfm.log closed on Thu Sep 27 11:33:39 2018