! Started logfile: /vlbi/bp222/maps//J1937+8356_S_dfm.log on Thu Sep 27 11:32:52 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//J1937+8356_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1937+8356_S_uvm.fits ! AN table 1: 35 integrations on 21 of 21 possible baselines. ! AN table 2: 14 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.983141 visibilities/baseline/integration-bin. ! Found source: J1937+8356 ! ! 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 4432 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 J1937+8356_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 3 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 245 telescope corrections were flagged in sub-array 1. ! A total of 57 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.039816Jy sigma=15.137293 ! Fit after self-cal, rms=0.832267Jy sigma=12.142670 ! 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=2.332 mas, bmaj=9.838 mas, bpa=45.52 degrees ! Estimated noise=1.45618 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 = 0.116803 Jy ! Component: 100 - total flux cleaned = 0.151531 Jy ! Total flux subtracted in 100 components = 0.151531 Jy ! Clean residual min=-0.017559 max=0.020775 Jy/beam ! Clean residual mean=0.000018 rms=0.004520 Jy/beam ! Combined flux in latest and established models = 0.151531 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.151531 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097699Jy sigma=1.175594 ! Fit after self-cal, rms=0.097010Jy sigma=1.169720 ! 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=3.066 mas, bmaj=9.865 mas, bpa=45.01 degrees ! Estimated noise=0.874461 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 = 0.0358913 Jy ! Component: 100 - total flux cleaned = 0.0548054 Jy ! Component: 150 - total flux cleaned = 0.0656406 Jy ! Component: 200 - total flux cleaned = 0.0716307 Jy ! Total flux subtracted in 200 components = 0.0716307 Jy ! Clean residual min=-0.009887 max=0.010744 Jy/beam ! Clean residual mean=0.000005 rms=0.002542 Jy/beam ! Combined flux in latest and established models = 0.223162 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 20 components and 0.223162 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082318Jy sigma=0.922896 ! Fit after self-cal, rms=0.081600Jy sigma=0.915244 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.066 x 9.865 at 45.01 degrees (North through East) ! Clean map min=-0.0088399 max=0.17247 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.99 KP 0.95 ! MK 1.01 NL 1.14 OV 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.98 HN 0.97 KP 0.98 ! MK 1.04 NL 0.96 OV 0.97 SC 1.10 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.94 HN 1.00 KP 0.88 ! MK 1.03 NL 0.59 OV 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.95 HN 1.04 KP 0.97 ! MK 1.02 NL 0.91 OV 1.01 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 1.00 KP 0.94 ! MK 0.93 NL 1.12 OV 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.71 FD 0.97 HN 1.06 KP 1.02 ! MK 1.01 NL 1.03 OV 0.98 SC 0.94 ! ! ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1449.84 HN 1.27 KP 1.00* ! MK 14.74 NL 1.00* OV 1.49 SC 1.00* ! ! ! Fit before self-cal, rms=0.081600Jy sigma=0.915244 ! Fit after self-cal, rms=0.063755Jy sigma=0.833521 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.123 mas, bmaj=9.878 mas, bpa=44.99 degrees ! Estimated noise=0.857903 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 = -0.00137285 Jy ! Component: 100 - total flux cleaned = -0.00182459 Jy ! Component: 150 - total flux cleaned = -0.00219084 Jy ! Component: 200 - total flux cleaned = -0.0027303 Jy ! Total flux subtracted in 200 components = -0.0027303 Jy ! Clean residual min=-0.005428 max=0.007361 Jy/beam ! Clean residual mean=-0.000008 rms=0.001600 Jy/beam ! Combined flux in latest and established models = 0.220431 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 34 components and 0.220431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063140Jy sigma=0.824093 ! Fit after self-cal, rms=0.063036Jy sigma=0.822821 ! 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=0.063036Jy sigma=0.822821 ! Fit after self-cal, rms=0.062925Jy sigma=0.822538 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.12 mas, bmaj=9.877 mas, bpa=45.04 degrees ! Estimated noise=0.858176 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.39987e-05 Jy ! Component: 100 - total flux cleaned = -0.000125853 Jy ! Component: 150 - total flux cleaned = -0.000471311 Jy ! Component: 200 - total flux cleaned = -0.000785709 Jy ! Total flux subtracted in 200 components = -0.000785709 Jy ! Clean residual min=-0.004947 max=0.006249 Jy/beam ! Clean residual mean=-0.000006 rms=0.001451 Jy/beam ! Combined flux in latest and established models = 0.219646 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 50 components and 0.219646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062636Jy sigma=0.818446 ! Fit after self-cal, rms=0.062584Jy sigma=0.817858 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 (-49, 29.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00346911 Jy ! Component: 100 - total flux cleaned = 0.00406435 Jy ! Component: 150 - total flux cleaned = 0.00466681 Jy ! Component: 200 - total flux cleaned = 0.00548694 Jy ! Total flux subtracted in 200 components = 0.00548694 Jy ! Clean residual min=-0.003965 max=0.003928 Jy/beam ! Clean residual mean=-0.000004 rms=0.000967 Jy/beam ! Combined flux in latest and established models = 0.225133 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 87 components and 0.225133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061823Jy sigma=0.807540 ! Fit after self-cal, rms=0.061788Jy sigma=0.807170 ! 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=0.061788Jy sigma=0.807170 ! Fit after self-cal, rms=0.061756Jy sigma=0.806941 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.128 mas, bmaj=9.877 mas, bpa=45 degrees ! Estimated noise=0.856762 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000780085 Jy ! Component: 100 - total flux cleaned = 0.00144312 Jy ! Component: 150 - total flux cleaned = 0.00209684 Jy ! Component: 200 - total flux cleaned = 0.00281989 Jy ! Total flux subtracted in 200 components = 0.00281989 Jy ! Clean residual min=-0.003480 max=0.003598 Jy/beam ! Clean residual mean=-0.000004 rms=0.000820 Jy/beam ! Combined flux in latest and established models = 0.227952 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 108 components and 0.227952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061545Jy sigma=0.804424 ! Fit after self-cal, rms=0.061559Jy sigma=0.804353 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 (73, 19). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00280469 Jy ! Component: 100 - total flux cleaned = 0.00399409 Jy ! Component: 150 - total flux cleaned = 0.00472018 Jy ! Component: 200 - total flux cleaned = 0.00513695 Jy ! Total flux subtracted in 200 components = 0.00513695 Jy ! Clean residual min=-0.002998 max=0.002642 Jy/beam ! Clean residual mean=-0.000001 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.233089 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 142 components and 0.233089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061326Jy sigma=0.801367 ! Fit after self-cal, rms=0.061301Jy sigma=0.801278 ! 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=0.061301Jy sigma=0.801278 ! Fit after self-cal, rms=0.061285Jy sigma=0.801094 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.303 mas, bmaj=10.93 mas, bpa=41.77 degrees ! Estimated noise=1.03147 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173367 Jy ! Component: 100 - total flux cleaned = 0.0028764 Jy ! Component: 150 - total flux cleaned = 0.00373953 Jy ! Component: 200 - total flux cleaned = 0.00431455 Jy ! Total flux subtracted in 200 components = 0.00431455 Jy ! Clean residual min=-0.002065 max=0.002013 Jy/beam ! Clean residual mean=-0.000001 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.237404 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 179 components and 0.237404 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061224Jy sigma=0.800495 ! Fit after self-cal, rms=0.061237Jy sigma=0.800462 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 = 0.000745046 Jy ! Component: 100 - total flux cleaned = 0.00114045 Jy ! Component: 150 - total flux cleaned = 0.00127311 Jy ! Component: 200 - total flux cleaned = 0.00152282 Jy ! Total flux subtracted in 200 components = 0.00152282 Jy ! Clean residual min=-0.001915 max=0.001808 Jy/beam ! Clean residual mean=-0.000001 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.238927 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 208 components and 0.238927 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061201Jy sigma=0.800123 ! Fit after self-cal, rms=0.061194Jy sigma=0.800110 ! 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=3.134 mas, bmaj=9.873 mas, bpa=44.95 degrees ! Estimated noise=0.855277 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.134 x 9.873 at 44.95 degrees (North through East) ! Clean map min=-0.003473 max=0.16978 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=2.374 mas, bmaj=9.975 mas, bpa=45.32 degrees ! Estimated noise=1.52361 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.121603 Jy ! Component: 100 - total flux cleaned = 0.158611 Jy ! Component: 150 - total flux cleaned = 0.178775 Jy ! Component: 200 - total flux cleaned = 0.19082 Jy ! Total flux subtracted in 200 components = 0.19082 Jy ! Clean residual min=-0.007284 max=0.010438 Jy/beam ! Clean residual mean=0.000003 rms=0.002098 Jy/beam ! Combined flux in latest and established models = 0.19082 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.19082 Jy ! Inverting map and beam ! Estimated beam: bmin=3.134 mas, bmaj=9.873 mas, bpa=44.95 degrees ! Estimated noise=0.855277 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) ! Added new window around map position (-8.5, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0164719 Jy ! Component: 100 - total flux cleaned = 0.0243084 Jy ! Component: 150 - total flux cleaned = 0.0280682 Jy ! Component: 200 - total flux cleaned = 0.0302136 Jy ! Total flux subtracted in 200 components = 0.0302136 Jy ! Clean residual min=-0.004787 max=0.004275 Jy/beam ! Clean residual mean=0.000000 rms=0.001298 Jy/beam ! Combined flux in latest and established models = 0.221034 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 49 components and 0.221034 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=6.303 mas, bmaj=10.93 mas, bpa=41.77 degrees ! Estimated noise=1.03147 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00580121 Jy ! Component: 100 - total flux cleaned = 0.0084968 Jy ! Component: 150 - total flux cleaned = 0.0102785 Jy ! Component: 200 - total flux cleaned = 0.0118605 Jy ! Total flux subtracted in 200 components = 0.0118605 Jy ! Clean residual min=-0.003445 max=0.002717 Jy/beam ! Clean residual mean=-0.000000 rms=0.000889 Jy/beam ! Combined flux in latest and established models = 0.232894 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 = 0.000977738 Jy ! Component: 100 - total flux cleaned = 0.00151212 Jy ! Component: 150 - total flux cleaned = 0.00183669 Jy ! Component: 200 - total flux cleaned = 0.00236932 Jy ! Total flux subtracted in 200 components = 0.00236932 Jy ! Clean residual min=-0.002459 max=0.002300 Jy/beam ! Clean residual mean=0.000001 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.235263 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 119 components and 0.235263 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.134 mas, bmaj=9.873 mas, bpa=44.95 degrees ! Estimated noise=0.855277 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000519729 Jy ! Component: 100 - total flux cleaned = 0.000626705 Jy ! Component: 150 - total flux cleaned = 0.000545795 Jy ! Component: 200 - total flux cleaned = 0.000701389 Jy ! Total flux subtracted in 200 components = 0.000701389 Jy ! Clean residual min=-0.002554 max=0.002581 Jy/beam ! Clean residual mean=0.000000 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.235965 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 154 components and 0.235965 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061442Jy sigma=0.802639 ! Fit after self-cal, rms=0.061423Jy sigma=0.801899 wmodel J1937+8356_S_map.mod ! Writing 154 model components to file: J1937+8356_S_map.mod wobs J1937+8356_S_uvs.fits ! Writing UV FITS file: J1937+8356_S_uvs.fits wwins J1937+8356_S_map.win ! wwins: Wrote 4 windows to J1937+8356_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 = -0.000525129 Jy ! Component: 100 - total flux cleaned = -0.000642849 Jy ! Component: 150 - total flux cleaned = -0.000568788 Jy ! Component: 200 - total flux cleaned = -0.000534021 Jy ! Component: 250 - total flux cleaned = -0.000566714 Jy ! Component: 300 - total flux cleaned = -0.000660536 Jy ! Component: 350 - total flux cleaned = -0.000872979 Jy ! Component: 400 - total flux cleaned = -0.00110794 Jy ! Component: 450 - total flux cleaned = -0.00127839 Jy ! Component: 500 - total flux cleaned = -0.00138873 Jy ! Component: 550 - total flux cleaned = -0.00149673 Jy ! Component: 600 - total flux cleaned = -0.00162882 Jy ! Component: 650 - total flux cleaned = -0.00183435 Jy ! Component: 700 - total flux cleaned = -0.0019599 Jy ! Component: 750 - total flux cleaned = -0.00215649 Jy ! Component: 800 - total flux cleaned = -0.00227665 Jy ! Component: 850 - total flux cleaned = -0.00225282 Jy ! Component: 900 - total flux cleaned = -0.00236914 Jy ! Component: 950 - total flux cleaned = -0.00248321 Jy ! Component: 1000 - total flux cleaned = -0.00259583 Jy ! Component: 1050 - total flux cleaned = -0.00270697 Jy ! Component: 1100 - total flux cleaned = -0.00290334 Jy ! Component: 1150 - total flux cleaned = -0.00303245 Jy ! Component: 1200 - total flux cleaned = -0.00316011 Jy ! Component: 1250 - total flux cleaned = -0.00334905 Jy ! Component: 1300 - total flux cleaned = -0.00347321 Jy ! Component: 1350 - total flux cleaned = -0.00359612 Jy ! Component: 1400 - total flux cleaned = -0.00367702 Jy ! Component: 1450 - total flux cleaned = -0.00373728 Jy ! Component: 1500 - total flux cleaned = -0.00387603 Jy ! Component: 1550 - total flux cleaned = -0.00403271 Jy ! Component: 1600 - total flux cleaned = -0.0041102 Jy ! Component: 1650 - total flux cleaned = -0.00430205 Jy ! Component: 1700 - total flux cleaned = -0.00451088 Jy ! Component: 1750 - total flux cleaned = -0.00466117 Jy ! Component: 1800 - total flux cleaned = -0.004773 Jy ! Component: 1850 - total flux cleaned = -0.00486549 Jy ! Component: 1900 - total flux cleaned = -0.00504876 Jy ! Component: 1950 - total flux cleaned = -0.00512152 Jy ! Component: 2000 - total flux cleaned = -0.00522983 Jy ! Component: 2050 - total flux cleaned = -0.00535518 Jy ! Component: 2100 - total flux cleaned = -0.00546147 Jy ! Component: 2150 - total flux cleaned = -0.00554921 Jy ! Component: 2200 - total flux cleaned = -0.00563648 Jy ! Component: 2250 - total flux cleaned = -0.00579229 Jy ! Component: 2300 - total flux cleaned = -0.00584362 Jy ! Component: 2350 - total flux cleaned = -0.00592878 Jy ! Component: 2400 - total flux cleaned = -0.00597952 Jy ! Component: 2450 - total flux cleaned = -0.00608029 Jy ! Component: 2500 - total flux cleaned = -0.00614678 Jy ! Component: 2550 - total flux cleaned = -0.0062295 Jy ! Component: 2600 - total flux cleaned = -0.00626248 Jy ! Component: 2650 - total flux cleaned = -0.00632764 Jy ! Component: 2700 - total flux cleaned = -0.00637622 Jy ! Component: 2750 - total flux cleaned = -0.00644059 Jy ! Component: 2800 - total flux cleaned = -0.00655249 Jy ! Component: 2850 - total flux cleaned = -0.00658421 Jy ! Component: 2900 - total flux cleaned = -0.00664736 Jy ! Component: 2950 - total flux cleaned = -0.00667887 Jy ! Component: 3000 - total flux cleaned = -0.00680338 Jy ! Component: 3050 - total flux cleaned = -0.00686501 Jy ! Component: 3100 - total flux cleaned = -0.00689572 Jy ! Component: 3150 - total flux cleaned = -0.00692622 Jy ! Component: 3200 - total flux cleaned = -0.00700197 Jy ! Component: 3250 - total flux cleaned = -0.00700186 Jy ! Component: 3300 - total flux cleaned = -0.00698686 Jy ! Component: 3350 - total flux cleaned = -0.00703162 Jy ! Component: 3400 - total flux cleaned = -0.00704626 Jy ! Component: 3450 - total flux cleaned = -0.00709039 Jy ! Component: 3500 - total flux cleaned = -0.00706105 Jy ! Component: 3550 - total flux cleaned = -0.00709024 Jy ! Component: 3600 - total flux cleaned = -0.00710474 Jy ! Component: 3650 - total flux cleaned = -0.00710477 Jy ! Component: 3700 - total flux cleaned = -0.00713339 Jy ! Component: 3750 - total flux cleaned = -0.00711908 Jy ! Component: 3800 - total flux cleaned = -0.00714742 Jy ! Component: 3850 - total flux cleaned = -0.00713332 Jy ! Component: 3900 - total flux cleaned = -0.00714748 Jy ! Component: 3950 - total flux cleaned = -0.00718941 Jy ! Component: 4000 - total flux cleaned = -0.00717543 Jy ! Component: 4050 - total flux cleaned = -0.00718923 Jy ! Total flux subtracted in 4096 components = -0.0071893 Jy ! Clean residual min=-0.000934 max=0.000830 Jy/beam ! Clean residual mean=-0.000000 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.228776 Jy keep ! Adding 269 model components to the UV plane model. ! The established model now contains 423 components and 0.228775 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1937+8356_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.134 x 9.873 at 44.95 degrees (North through East) ! Clean map min=-0.0027954 max=0.16845 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1937+8356_S_map.fits wmodel /vlbi/bp222/maps//J1937+8356_S_map.mod ! Writing 423 model components to file: /vlbi/bp222/maps//J1937+8356_S_map.mod wobs /vlbi/bp222/maps//J1937+8356_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1937+8356_S_uvs.fits wwins /vlbi/bp222/maps//J1937+8356_S_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J1937+8356_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.168447 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000253606 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.451666 0.451666 0.903331 1.80666 3.61332 7.22665 14.4533 28.9066 57.8132 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.168 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 664.208 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1937+8356_S_dfm.log closed on Thu Sep 27 11:32:56 2018