! Started logfile: /vlbi/uf001/uvm//J2257+0743_S_a_dfm.log on Sun Jan 13 22:42:15 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//J2257+0743_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J2257+0743_S_a_uvm.fits ! AN table 1: 16 integrations on 45 of 45 possible baselines. ! AN table 2: 9 integrations on 15 of 15 possible baselines. ! AN table 3: 3 integrations on 3 of 3 possible baselines. ! Apparent sampling: 0.80787 visibilities/baseline/integration-bin. ! Found source: J2257+0743 ! ! 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 2094 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 J2257+0743_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 17 telescope corrections were flagged in sub-array 1. ! A total of 19 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 17 telescope corrections were flagged in sub-array 1. ! A total of 19 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 17 telescope corrections were flagged in sub-array 1. ! A total of 19 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.093217Jy sigma=18.228613 ! Fit after self-cal, rms=0.616252Jy sigma=10.528730 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.058 mas, bmaj=6.737 mas, bpa=-2.413 degrees ! Estimated noise=1.14005 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 = 0.284673 Jy ! Component: 100 - total flux cleaned = 0.373521 Jy ! Total flux subtracted in 100 components = 0.373521 Jy ! Clean residual min=-0.013069 max=0.037524 Jy/beam ! Clean residual mean=0.000048 rms=0.003925 Jy/beam ! Combined flux in latest and established models = 0.373521 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.373521 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.123840Jy sigma=1.935963 ! Fit after self-cal, rms=0.123687Jy sigma=1.932825 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0397944 Jy ! Component: 100 - total flux cleaned = 0.058435 Jy ! Total flux subtracted in 100 components = 0.058435 Jy ! Clean residual min=-0.010798 max=0.014234 Jy/beam ! Clean residual mean=0.000059 rms=0.002961 Jy/beam ! Combined flux in latest and established models = 0.431956 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.431956 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.105106Jy sigma=1.628430 ! Fit after self-cal, rms=0.105029Jy sigma=1.626644 ! 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=3.707 mas, bmaj=7.406 mas, bpa=-2.003 degrees ! Estimated noise=0.985049 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 = 0.0180531 Jy ! Component: 100 - total flux cleaned = 0.026006 Jy ! Component: 150 - total flux cleaned = 0.0304487 Jy ! Component: 200 - total flux cleaned = 0.0331817 Jy ! Total flux subtracted in 200 components = 0.0331817 Jy ! Clean residual min=-0.012563 max=0.018645 Jy/beam ! Clean residual mean=0.000125 rms=0.004131 Jy/beam ! Combined flux in latest and established models = 0.465137 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 24 components and 0.465137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.102025Jy sigma=1.583358 ! Fit after self-cal, rms=0.102016Jy sigma=1.582927 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.707 x 7.406 at -2.003 degrees (North through East) ! Clean map min=-0.012353 max=0.3813 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.95 KP 0.98 ! LA 0.99 MK 0.98 NL 1.01 OV 0.99 ! PT 1.18 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.83 KP 0.87 LA 0.84 ! OV 0.89 PT 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* MK 0.00* OV 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.17 HN 0.99 KP 1.02 ! LA 1.00 MK 1.03 NL 1.00 OV 1.03 ! PT 1.07 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.82 KP 0.88 LA 0.83 ! OV 0.93 PT 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* MK 0.00* OV 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.99 KP 0.99 ! LA 1.00 MK 1.02 NL 1.01 OV 0.98 ! PT 1.03 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.85 KP 0.90 LA 0.82 ! OV 0.90 PT 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* MK 0.00* OV 0.00* ! ! ! Fit before self-cal, rms=0.102016Jy sigma=1.582927 ! Fit after self-cal, rms=0.089307Jy sigma=1.342454 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.724 mas, bmaj=7.419 mas, bpa=-1.301 degrees ! Estimated noise=0.986518 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 = -0.00347427 Jy ! Component: 100 - total flux cleaned = -0.00381931 Jy ! Component: 150 - total flux cleaned = -0.00387294 Jy ! Component: 200 - total flux cleaned = -0.00382611 Jy ! Total flux subtracted in 200 components = -0.00382611 Jy ! Clean residual min=-0.009734 max=0.010849 Jy/beam ! Clean residual mean=0.000122 rms=0.002538 Jy/beam ! Combined flux in latest and established models = 0.461311 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 39 components and 0.461311 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.089058Jy sigma=1.341009 ! Fit after self-cal, rms=0.089090Jy sigma=1.340761 ! 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=0.089090Jy sigma=1.340761 ! Fit after self-cal, rms=0.075363Jy sigma=1.055256 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.721 mas, bmaj=7.384 mas, bpa=-1.098 degrees ! Estimated noise=0.98681 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000804333 Jy ! Component: 100 - total flux cleaned = 0.00114357 Jy ! Component: 150 - total flux cleaned = 0.00114405 Jy ! Component: 200 - total flux cleaned = 0.00109905 Jy ! Total flux subtracted in 200 components = 0.00109905 Jy ! Clean residual min=-0.005156 max=0.005638 Jy/beam ! Clean residual mean=-0.000012 rms=0.001141 Jy/beam ! Combined flux in latest and established models = 0.46241 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 0.46241 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075287Jy sigma=1.052889 ! Fit after self-cal, rms=0.075511Jy sigma=1.052351 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 (-21, -10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00515842 Jy ! Component: 100 - total flux cleaned = 0.00726156 Jy ! Component: 150 - total flux cleaned = 0.00810443 Jy ! Component: 200 - total flux cleaned = 0.0086962 Jy ! Total flux subtracted in 200 components = 0.0086962 Jy ! Clean residual min=-0.004591 max=0.004717 Jy/beam ! Clean residual mean=-0.000011 rms=0.001095 Jy/beam ! Combined flux in latest and established models = 0.471107 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 73 components and 0.471107 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075088Jy sigma=1.045906 ! Fit after self-cal, rms=0.075101Jy sigma=1.045418 ! 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=0.075101Jy sigma=1.045418 ! Fit after self-cal, rms=0.075227Jy sigma=1.041456 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.717 mas, bmaj=7.384 mas, bpa=-1.201 degrees ! Estimated noise=0.984651 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168751 Jy ! Component: 100 - total flux cleaned = 0.0023663 Jy ! Component: 150 - total flux cleaned = 0.00268518 Jy ! Component: 200 - total flux cleaned = 0.00287691 Jy ! Total flux subtracted in 200 components = 0.00287691 Jy ! Clean residual min=-0.004215 max=0.004457 Jy/beam ! Clean residual mean=-0.000013 rms=0.001049 Jy/beam ! Combined flux in latest and established models = 0.473984 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 82 components and 0.473984 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075125Jy sigma=1.039779 ! Fit after self-cal, rms=0.075148Jy sigma=1.039701 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 (64, 41.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00351843 Jy ! Component: 100 - total flux cleaned = 0.00365712 Jy ! Component: 150 - total flux cleaned = 0.00371933 Jy ! Component: 200 - total flux cleaned = 0.00377571 Jy ! Total flux subtracted in 200 components = 0.00377571 Jy ! Clean residual min=-0.004277 max=0.004130 Jy/beam ! Clean residual mean=-0.000013 rms=0.001019 Jy/beam ! Combined flux in latest and established models = 0.477759 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 97 components and 0.477759 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074913Jy sigma=1.036050 ! Fit after self-cal, rms=0.074872Jy sigma=1.035737 ! 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=0.074872Jy sigma=1.035737 ! Fit after self-cal, rms=0.074771Jy sigma=1.035273 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.276 mas, bmaj=10.58 mas, bpa=-2.849 degrees ! Estimated noise=1.22718 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120631 Jy ! Component: 100 - total flux cleaned = 0.00193343 Jy ! Component: 150 - total flux cleaned = 0.00233908 Jy ! Component: 200 - total flux cleaned = 0.00260715 Jy ! Total flux subtracted in 200 components = 0.00260715 Jy ! Clean residual min=-0.004201 max=0.004337 Jy/beam ! Clean residual mean=-0.000026 rms=0.001217 Jy/beam ! Combined flux in latest and established models = 0.480366 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 122 components and 0.480366 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074723Jy sigma=1.034773 ! Fit after self-cal, rms=0.074713Jy sigma=1.034589 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.57937e-05 Jy ! Component: 100 - total flux cleaned = 0.000304077 Jy ! Component: 150 - total flux cleaned = 0.000381634 Jy ! Component: 200 - total flux cleaned = 0.000488556 Jy ! Total flux subtracted in 200 components = 0.000488556 Jy ! Clean residual min=-0.004254 max=0.004230 Jy/beam ! Clean residual mean=-0.000026 rms=0.001208 Jy/beam ! Combined flux in latest and established models = 0.480855 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 130 components and 0.480855 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074691Jy sigma=1.034759 ! Fit after self-cal, rms=0.074692Jy sigma=1.034612 ! 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=3.715 mas, bmaj=7.384 mas, bpa=-1.246 degrees ! Estimated noise=0.98412 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.715 x 7.384 at -1.246 degrees (North through East) ! Clean map min=-0.0041392 max=0.37962 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.037 mas, bmaj=6.697 mas, bpa=-1.5 degrees ! Estimated noise=1.15218 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.28687 Jy ! Component: 100 - total flux cleaned = 0.378142 Jy ! Component: 150 - total flux cleaned = 0.418185 Jy ! Component: 200 - total flux cleaned = 0.437027 Jy ! Total flux subtracted in 200 components = 0.437027 Jy ! Clean residual min=-0.006017 max=0.010009 Jy/beam ! Clean residual mean=-0.000007 rms=0.001465 Jy/beam ! Combined flux in latest and established models = 0.437027 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.437027 Jy ! Inverting map and beam ! Estimated beam: bmin=3.715 mas, bmaj=7.384 mas, bpa=-1.246 degrees ! Estimated noise=0.98412 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 (-4.5, -0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012294 Jy ! Component: 100 - total flux cleaned = 0.0197072 Jy ! Component: 150 - total flux cleaned = 0.025309 Jy ! Component: 200 - total flux cleaned = 0.0298039 Jy ! Total flux subtracted in 200 components = 0.0298039 Jy ! Clean residual min=-0.004175 max=0.004081 Jy/beam ! Clean residual mean=-0.000013 rms=0.001036 Jy/beam ! Combined flux in latest and established models = 0.466831 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 61 components and 0.466831 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=8.276 mas, bmaj=10.58 mas, bpa=-2.849 degrees ! Estimated noise=1.22718 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00506711 Jy ! Component: 100 - total flux cleaned = 0.00840417 Jy ! Component: 150 - total flux cleaned = 0.0108676 Jy ! Component: 200 - total flux cleaned = 0.0127743 Jy ! Total flux subtracted in 200 components = 0.0127743 Jy ! Clean residual min=-0.003841 max=0.004281 Jy/beam ! Clean residual mean=-0.000025 rms=0.001203 Jy/beam ! Combined flux in latest and established models = 0.479605 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 = 0.00101804 Jy ! Component: 100 - total flux cleaned = 0.00157273 Jy ! Component: 150 - total flux cleaned = 0.00197077 Jy ! Component: 200 - total flux cleaned = 0.00229091 Jy ! Total flux subtracted in 200 components = 0.00229091 Jy ! Clean residual min=-0.004028 max=0.004195 Jy/beam ! Clean residual mean=-0.000025 rms=0.001197 Jy/beam ! Combined flux in latest and established models = 0.481896 Jy ! Adding 94 model components to the UV plane model. ! The established model now contains 145 components and 0.481896 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.715 mas, bmaj=7.384 mas, bpa=-1.246 degrees ! Estimated noise=0.98412 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000586686 Jy ! Component: 100 - total flux cleaned = 0.000821948 Jy ! Component: 150 - total flux cleaned = 0.000894862 Jy ! Component: 200 - total flux cleaned = 0.000963277 Jy ! Total flux subtracted in 200 components = 0.000963277 Jy ! Clean residual min=-0.004052 max=0.003676 Jy/beam ! Clean residual mean=-0.000012 rms=0.000975 Jy/beam ! Combined flux in latest and established models = 0.482859 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 173 components and 0.482859 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074608Jy sigma=1.031673 ! Fit after self-cal, rms=0.074530Jy sigma=1.030648 wmodel J2257+0743_S_a_map.mod ! Writing 173 model components to file: J2257+0743_S_a_map.mod wobs J2257+0743_S_a_uvs.fits ! Writing UV FITS file: J2257+0743_S_a_uvs.fits wwins J2257+0743_S_a_map.win ! wwins: Wrote 4 windows to J2257+0743_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 = -0.00122816 Jy ! Component: 100 - total flux cleaned = -0.0016224 Jy ! Component: 150 - total flux cleaned = -0.0021154 Jy ! Component: 200 - total flux cleaned = -0.00217357 Jy ! Component: 250 - total flux cleaned = -0.00228789 Jy ! Component: 300 - total flux cleaned = -0.00228831 Jy ! Component: 350 - total flux cleaned = -0.00239844 Jy ! Component: 400 - total flux cleaned = -0.00229004 Jy ! Component: 450 - total flux cleaned = -0.00213181 Jy ! Component: 500 - total flux cleaned = -0.00213212 Jy ! Component: 550 - total flux cleaned = -0.00218291 Jy ! Component: 600 - total flux cleaned = -0.00203311 Jy ! Component: 650 - total flux cleaned = -0.00223251 Jy ! Component: 700 - total flux cleaned = -0.00218386 Jy ! Component: 750 - total flux cleaned = -0.00218496 Jy ! Component: 800 - total flux cleaned = -0.0022806 Jy ! Component: 850 - total flux cleaned = -0.00228084 Jy ! Component: 900 - total flux cleaned = -0.00237331 Jy ! Component: 950 - total flux cleaned = -0.0024194 Jy ! Component: 1000 - total flux cleaned = -0.00251019 Jy ! Component: 1050 - total flux cleaned = -0.00228583 Jy ! Component: 1100 - total flux cleaned = -0.00246196 Jy ! Component: 1150 - total flux cleaned = -0.00211014 Jy ! Component: 1200 - total flux cleaned = -0.0020233 Jy ! Component: 1250 - total flux cleaned = -0.00185156 Jy ! Component: 1300 - total flux cleaned = -0.00155426 Jy ! Component: 1350 - total flux cleaned = -0.00147015 Jy ! Component: 1400 - total flux cleaned = -0.00138666 Jy ! Component: 1450 - total flux cleaned = -0.00126353 Jy ! Component: 1500 - total flux cleaned = -0.00105847 Jy ! Component: 1550 - total flux cleaned = -0.00109959 Jy ! Component: 1600 - total flux cleaned = -0.00105864 Jy ! Component: 1650 - total flux cleaned = -0.000739099 Jy ! Component: 1700 - total flux cleaned = -0.000858218 Jy ! Component: 1750 - total flux cleaned = -0.000779456 Jy ! Component: 1800 - total flux cleaned = -0.000740649 Jy ! Component: 1850 - total flux cleaned = -0.000741494 Jy ! Component: 1900 - total flux cleaned = -0.000970995 Jy ! Component: 1950 - total flux cleaned = -0.000895078 Jy ! Component: 2000 - total flux cleaned = -0.000895371 Jy ! Component: 2050 - total flux cleaned = -0.00115692 Jy ! Component: 2100 - total flux cleaned = -0.00119425 Jy ! Component: 2150 - total flux cleaned = -0.00119441 Jy ! Component: 2200 - total flux cleaned = -0.00141325 Jy ! Component: 2250 - total flux cleaned = -0.00144895 Jy ! Component: 2300 - total flux cleaned = -0.00152078 Jy ! Component: 2350 - total flux cleaned = -0.00159162 Jy ! Component: 2400 - total flux cleaned = -0.00162676 Jy ! Component: 2450 - total flux cleaned = -0.00176771 Jy ! Component: 2500 - total flux cleaned = -0.00194234 Jy ! Component: 2550 - total flux cleaned = -0.00201131 Jy ! Component: 2600 - total flux cleaned = -0.00207987 Jy ! Component: 2650 - total flux cleaned = -0.00201138 Jy ! Component: 2700 - total flux cleaned = -0.00214792 Jy ! Component: 2750 - total flux cleaned = -0.00228277 Jy ! Component: 2800 - total flux cleaned = -0.00241703 Jy ! Component: 2850 - total flux cleaned = -0.00261699 Jy ! Component: 2900 - total flux cleaned = -0.00261676 Jy ! Component: 2950 - total flux cleaned = -0.00274867 Jy ! Component: 3000 - total flux cleaned = -0.00291201 Jy ! Component: 3050 - total flux cleaned = -0.00313891 Jy ! Component: 3100 - total flux cleaned = -0.00313875 Jy ! Component: 3150 - total flux cleaned = -0.00329909 Jy ! Component: 3200 - total flux cleaned = -0.00342658 Jy ! Component: 3250 - total flux cleaned = -0.00345814 Jy ! Component: 3300 - total flux cleaned = -0.0034894 Jy ! Component: 3350 - total flux cleaned = -0.00364594 Jy ! Component: 3400 - total flux cleaned = -0.00367677 Jy ! Component: 3450 - total flux cleaned = -0.00373845 Jy ! Component: 3500 - total flux cleaned = -0.00383061 Jy ! Component: 3550 - total flux cleaned = -0.00383075 Jy ! Component: 3600 - total flux cleaned = -0.00392167 Jy ! Component: 3650 - total flux cleaned = -0.00404278 Jy ! Component: 3700 - total flux cleaned = -0.00401256 Jy ! Component: 3750 - total flux cleaned = -0.0040424 Jy ! Component: 3800 - total flux cleaned = -0.00416115 Jy ! Component: 3850 - total flux cleaned = -0.00416149 Jy ! Component: 3900 - total flux cleaned = -0.00433769 Jy ! Component: 3950 - total flux cleaned = -0.00442526 Jy ! Component: 4000 - total flux cleaned = -0.00433825 Jy ! Component: 4050 - total flux cleaned = -0.00433832 Jy ! Total flux subtracted in 4096 components = -0.00453948 Jy ! Clean residual min=-0.001590 max=0.001822 Jy/beam ! Clean residual mean=-0.000006 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.47832 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 492 components and 0.47832 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J2257+0743_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.715 x 7.384 at -1.246 degrees (North through East) ! Clean map min=-0.0035034 max=0.37974 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J2257+0743_S_a_map.fits wmodel /vlbi/uf001/uvm//J2257+0743_S_a_map.mod ! Writing 492 model components to file: /vlbi/uf001/uvm//J2257+0743_S_a_map.mod wobs /vlbi/uf001/uvm//J2257+0743_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J2257+0743_S_a_uvs.fits wwins /vlbi/uf001/uvm//J2257+0743_S_a_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uvm//J2257+0743_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.379745 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000558658 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.441342 0.441342 0.882684 1.76537 3.53073 7.06147 14.1229 28.2459 56.4917 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.379 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 679.745 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J2257+0743_S_a_dfm.log closed on Sun Jan 13 22:42:19 2019