! Started logfile: J1901+8623_S_2017_07_16_pus_uvs.log on Thu May 9 11:16:24 2019 obs J1901+8623_S_2017_07_16_pus_uva.fits ! Reading UV FITS file: J1901+8623_S_2017_07_16_pus_uva.fits ! AN table 1: 290 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.742989 visibilities/baseline/integration-bin. ! Found source: J1901+8623 ! ! 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 2.23588e+09 3.2e+07 1 3.2e+07 ! 02 2 2.26788e+09 3.2e+07 1 3.2e+07 ! 03 3 2.29988e+09 3.2e+07 1 3.2e+07 ! 04 4 2.36388e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 815 lines of history. ! ! Reading 38784 visibilities. select I ! Polarization I is unavailable. ! 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 ![@muppet J1901+8623_S_2017_07_16_pus] 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 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 386 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 431 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 386 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1840 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.943345Jy sigma=0.007945 ! Fit after self-cal, rms=0.917314Jy sigma=0.007738 ! 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=3.057 mas, bmaj=3.129 mas, bpa=-35.08 degrees ! Estimated noise=892.988 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 = 0.0552197 Jy ! Component: 100 - total flux cleaned = 0.0791065 Jy ! Total flux subtracted in 100 components = 0.0791065 Jy ! Clean residual min=-0.005796 max=0.015332 Jy/beam ! Clean residual mean=0.000017 rms=0.001738 Jy/beam ! Combined flux in latest and established models = 0.0791065 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0791065 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.096442Jy sigma=0.000790 ! Fit after self-cal, rms=0.096213Jy sigma=0.000787 ! Inverting map ! Added new window around map position (4, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.018768 Jy ! Component: 100 - total flux cleaned = 0.0320848 Jy ! Total flux subtracted in 100 components = 0.0320848 Jy ! Clean residual min=-0.004446 max=0.009388 Jy/beam ! Clean residual mean=0.000008 rms=0.001222 Jy/beam ! Combined flux in latest and established models = 0.111191 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 50 components and 0.111191 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089064Jy sigma=0.000722 ! Fit after self-cal, rms=0.088851Jy sigma=0.000720 ! Inverting map ! Added new window around map position (2, 4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121924 Jy ! Component: 100 - total flux cleaned = 0.0205205 Jy ! Total flux subtracted in 100 components = 0.0205205 Jy ! Clean residual min=-0.003551 max=0.005700 Jy/beam ! Clean residual mean=0.000003 rms=0.000938 Jy/beam ! Combined flux in latest and established models = 0.131712 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 70 components and 0.131712 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085748Jy sigma=0.000693 ! Fit after self-cal, rms=0.085623Jy sigma=0.000692 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00759687 Jy ! Component: 100 - total flux cleaned = 0.012988 Jy ! Total flux subtracted in 100 components = 0.012988 Jy ! Clean residual min=-0.003411 max=0.004148 Jy/beam ! Clean residual mean=-0.000001 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 0.1447 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 77 components and 0.1447 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084309Jy sigma=0.000680 ! Fit after self-cal, rms=0.084264Jy sigma=0.000680 ! 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=3.758 mas, bmaj=3.843 mas, bpa=-42.31 degrees ! Estimated noise=486.422 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 = 0.00858853 Jy ! Component: 100 - total flux cleaned = 0.0141092 Jy ! Component: 150 - total flux cleaned = 0.018039 Jy ! Component: 200 - total flux cleaned = 0.0209042 Jy ! Total flux subtracted in 200 components = 0.0209042 Jy ! Clean residual min=-0.002255 max=0.003317 Jy/beam ! Clean residual mean=-0.000015 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 0.165604 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 110 components and 0.165604 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083194Jy sigma=0.000671 ! Fit after self-cal, rms=0.083146Jy sigma=0.000671 ! Inverting map ! Added new window around map position (9, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00391187 Jy ! Component: 100 - total flux cleaned = 0.00639409 Jy ! Component: 150 - total flux cleaned = 0.00828789 Jy ! Component: 200 - total flux cleaned = 0.00978382 Jy ! Total flux subtracted in 200 components = 0.00978382 Jy ! Clean residual min=-0.001929 max=0.002220 Jy/beam ! Clean residual mean=-0.000014 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.175388 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 135 components and 0.175388 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082910Jy sigma=0.000669 ! Fit after self-cal, rms=0.082865Jy sigma=0.000669 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00* HN 1.01 KP 1.00 ! LA 1.00 MK 1.05 NL 0.93 OV 1.02 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00* HN 1.03 KP 0.97 ! LA 0.96 MK 1.03 NL 1.09 OV 1.09 ! PT 0.98 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00* HN 1.03 KP 0.97 ! LA 0.99 MK 1.03 NL 1.02 OV 0.97 ! PT 0.96 SC 1.02 ! ! ! Correcting IF 4. ! A total of 228 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 0.98 KP 1.00* ! LA 1.02 MK 0.66 NL 1.00* OV 1.00* ! PT 0.94 SC 1.00* ! ! ! Fit before self-cal, rms=0.082865Jy sigma=0.000669 ! Fit after self-cal, rms=0.082828Jy sigma=0.000667 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.733 mas, bmaj=3.897 mas, bpa=-34.74 degrees ! Estimated noise=487.768 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 = 0.00163292 Jy ! Component: 100 - total flux cleaned = 0.00250108 Jy ! Component: 150 - total flux cleaned = 0.00284435 Jy ! Component: 200 - total flux cleaned = 0.00313354 Jy ! Total flux subtracted in 200 components = 0.00313354 Jy ! Clean residual min=-0.001697 max=0.001792 Jy/beam ! Clean residual mean=-0.000010 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.178521 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 144 components and 0.178521 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082788Jy sigma=0.000667 ! Fit after self-cal, rms=0.082777Jy sigma=0.000667 ! 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=0.082777Jy sigma=0.000667 ! Fit after self-cal, rms=0.082054Jy sigma=0.000665 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.708 mas, bmaj=3.893 mas, bpa=-33.99 degrees ! Estimated noise=485.5 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114411 Jy ! Component: 100 - total flux cleaned = 0.00158517 Jy ! Component: 150 - total flux cleaned = 0.00188622 Jy ! Component: 200 - total flux cleaned = 0.00213874 Jy ! Total flux subtracted in 200 components = 0.00213874 Jy ! Clean residual min=-0.001484 max=0.001663 Jy/beam ! Clean residual mean=-0.000007 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.18066 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 146 components and 0.18066 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082032Jy sigma=0.000665 ! Fit after self-cal, rms=0.082036Jy sigma=0.000665 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 (-9.5, 11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166791 Jy ! Component: 100 - total flux cleaned = 0.00222574 Jy ! Component: 150 - total flux cleaned = 0.00241725 Jy ! Component: 200 - total flux cleaned = 0.00256421 Jy ! Total flux subtracted in 200 components = 0.00256421 Jy ! Clean residual min=-0.001472 max=0.001369 Jy/beam ! Clean residual mean=-0.000006 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.183224 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 166 components and 0.183224 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082000Jy sigma=0.000664 ! Fit after self-cal, rms=0.081998Jy sigma=0.000664 ! 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=0.081998Jy sigma=0.000664 ! Fit after self-cal, rms=0.081684Jy sigma=0.000664 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.689 mas, bmaj=3.886 mas, bpa=-33.73 degrees ! Estimated noise=483.553 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101336 Jy ! Component: 100 - total flux cleaned = 0.00172782 Jy ! Component: 150 - total flux cleaned = 0.00221534 Jy ! Component: 200 - total flux cleaned = 0.00251089 Jy ! Total flux subtracted in 200 components = 0.00251089 Jy ! Clean residual min=-0.001495 max=0.001366 Jy/beam ! Clean residual mean=-0.000005 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.185735 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 173 components and 0.185735 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081664Jy sigma=0.000664 ! Fit after self-cal, rms=0.081668Jy sigma=0.000664 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 = 0.00041674 Jy ! Component: 100 - total flux cleaned = 0.000554203 Jy ! Component: 150 - total flux cleaned = 0.000641655 Jy ! Component: 200 - total flux cleaned = 0.000707775 Jy ! Total flux subtracted in 200 components = 0.000707775 Jy ! Clean residual min=-0.001484 max=0.001342 Jy/beam ! Clean residual mean=-0.000005 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.186443 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 179 components and 0.186443 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081659Jy sigma=0.000664 ! Fit after self-cal, rms=0.081659Jy sigma=0.000664 ! 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=0.081659Jy sigma=0.000664 ! Fit after self-cal, rms=0.081527Jy sigma=0.000664 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.03 mas, bmaj=8.381 mas, bpa=-45.5 degrees ! Estimated noise=649.572 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121271 Jy ! Component: 100 - total flux cleaned = 0.00195395 Jy ! Component: 150 - total flux cleaned = 0.00221868 Jy ! Component: 200 - total flux cleaned = 0.0023455 Jy ! Total flux subtracted in 200 components = 0.0023455 Jy ! Clean residual min=-0.001549 max=0.001799 Jy/beam ! Clean residual mean=-0.000011 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.188789 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 189 components and 0.188789 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081523Jy sigma=0.000664 ! Fit after self-cal, rms=0.081523Jy sigma=0.000664 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 (-97, 106). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146432 Jy ! Component: 100 - total flux cleaned = 0.00166906 Jy ! Component: 150 - total flux cleaned = 0.00178349 Jy ! Component: 200 - total flux cleaned = 0.0018211 Jy ! Total flux subtracted in 200 components = 0.0018211 Jy ! Clean residual min=-0.001467 max=0.001714 Jy/beam ! Clean residual mean=-0.000009 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.19061 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 230 components and 0.19061 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081506Jy sigma=0.000664 ! Fit after self-cal, rms=0.081502Jy sigma=0.000664 ! Inverting map ! Added new window around map position (-20.5, 53.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148773 Jy ! Component: 100 - total flux cleaned = 0.0018773 Jy ! Component: 150 - total flux cleaned = 0.001932 Jy ! Component: 200 - total flux cleaned = 0.00190969 Jy ! Total flux subtracted in 200 components = 0.00190969 Jy ! Clean residual min=-0.001333 max=0.001247 Jy/beam ! Clean residual mean=-0.000010 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.192519 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 276 components and 0.192519 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081485Jy sigma=0.000663 ! Fit after self-cal, rms=0.081479Jy sigma=0.000663 ! 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=3.678 mas, bmaj=3.878 mas, bpa=-33.76 degrees ! Estimated noise=482.694 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.678 x 3.878 at -33.76 degrees (North through East) ! Clean map min=-0.0012217 max=0.074384 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=3.005 mas, bmaj=3.164 mas, bpa=-30.32 degrees ! Estimated noise=885.258 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0537451 Jy ! Component: 100 - total flux cleaned = 0.0817566 Jy ! Component: 150 - total flux cleaned = 0.101366 Jy ! Component: 200 - total flux cleaned = 0.115585 Jy ! Total flux subtracted in 200 components = 0.115585 Jy ! Clean residual min=-0.004388 max=0.008177 Jy/beam ! Clean residual mean=0.000009 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 0.115585 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 43 model components to the UV plane model. ! The established model now contains 43 components and 0.115585 Jy ! Inverting map and beam ! Estimated beam: bmin=3.678 mas, bmaj=3.878 mas, bpa=-33.76 degrees ! Estimated noise=482.694 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 = 0.0193851 Jy ! Component: 100 - total flux cleaned = 0.0315613 Jy ! Component: 150 - total flux cleaned = 0.0399529 Jy ! Component: 200 - total flux cleaned = 0.0460628 Jy ! Total flux subtracted in 200 components = 0.0460628 Jy ! Clean residual min=-0.002565 max=0.003870 Jy/beam ! Clean residual mean=-0.000010 rms=0.000724 Jy/beam ! Combined flux in latest and established models = 0.161648 Jy ! Adding 78 model components to the UV plane model. ! The established model now contains 111 components and 0.161648 Jy ! Inverting map ! Added new window around map position (2, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00474723 Jy ! Component: 100 - total flux cleaned = 0.00843722 Jy ! Component: 150 - total flux cleaned = 0.0114221 Jy ! Component: 200 - total flux cleaned = 0.0138876 Jy ! Total flux subtracted in 200 components = 0.0138876 Jy ! Clean residual min=-0.001869 max=0.001674 Jy/beam ! Clean residual mean=-0.000008 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.175535 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 148 components and 0.175536 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=8.03 mas, bmaj=8.381 mas, bpa=-45.5 degrees ! Estimated noise=649.572 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00415446 Jy ! Component: 100 - total flux cleaned = 0.00703732 Jy ! Component: 150 - total flux cleaned = 0.00927375 Jy ! Component: 200 - total flux cleaned = 0.0110854 Jy ! Total flux subtracted in 200 components = 0.0110854 Jy ! Clean residual min=-0.001850 max=0.001474 Jy/beam ! Clean residual mean=-0.000014 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.186621 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 = 0.0014851 Jy ! Component: 100 - total flux cleaned = 0.0025851 Jy ! Component: 150 - total flux cleaned = 0.00348883 Jy ! Component: 200 - total flux cleaned = 0.00423852 Jy ! Total flux subtracted in 200 components = 0.00423852 Jy ! Clean residual min=-0.001533 max=0.001285 Jy/beam ! Clean residual mean=-0.000012 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.190859 Jy ! Adding 141 model components to the UV plane model. ! The established model now contains 274 components and 0.190859 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.678 mas, bmaj=3.878 mas, bpa=-33.76 degrees ! Estimated noise=482.694 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000163168 Jy ! Component: 100 - total flux cleaned = -0.00012519 Jy ! Component: 150 - total flux cleaned = -1.25397e-05 Jy ! Component: 200 - total flux cleaned = 5.77304e-05 Jy ! Total flux subtracted in 200 components = 5.77304e-05 Jy ! Clean residual min=-0.001302 max=0.001219 Jy/beam ! Clean residual mean=-0.000004 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.190917 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 305 components and 0.190917 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081467Jy sigma=0.000663 ! Fit after self-cal, rms=0.081451Jy sigma=0.000663 wmodel J1901+8623_S_2017_07_16_pus_map.mod ! Writing 305 model components to file: J1901+8623_S_2017_07_16_pus_map.mod wobs J1901+8623_S_2017_07_16_pus_uvs.fits ! Writing UV FITS file: J1901+8623_S_2017_07_16_pus_uvs.fits wwins J1901+8623_S_2017_07_16_pus_map.win ! wwins: Wrote 8 windows to J1901+8623_S_2017_07_16_pus_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 = -0.000177302 Jy ! Component: 100 - total flux cleaned = -0.000110031 Jy ! Component: 150 - total flux cleaned = -4.65925e-05 Jy ! Component: 200 - total flux cleaned = 9.2582e-05 Jy ! Component: 250 - total flux cleaned = 0.000169853 Jy ! Component: 300 - total flux cleaned = 0.000188736 Jy ! Component: 350 - total flux cleaned = 0.000189062 Jy ! Component: 400 - total flux cleaned = 0.00020716 Jy ! Component: 450 - total flux cleaned = 0.000171947 Jy ! Component: 500 - total flux cleaned = 0.000120661 Jy ! Component: 550 - total flux cleaned = 0.000103727 Jy ! Component: 600 - total flux cleaned = 3.70874e-05 Jy ! Component: 650 - total flux cleaned = 2.07565e-05 Jy ! Component: 700 - total flux cleaned = -1.15986e-05 Jy ! Component: 750 - total flux cleaned = -7.5337e-05 Jy ! Component: 800 - total flux cleaned = -0.000137929 Jy ! Component: 850 - total flux cleaned = -0.000168679 Jy ! Component: 900 - total flux cleaned = -0.000183566 Jy ! Component: 950 - total flux cleaned = -0.000228619 Jy ! Component: 1000 - total flux cleaned = -0.000273242 Jy ! Component: 1050 - total flux cleaned = -0.000332078 Jy ! Component: 1100 - total flux cleaned = -0.000419215 Jy ! Component: 1150 - total flux cleaned = -0.000447696 Jy ! Component: 1200 - total flux cleaned = -0.000461864 Jy ! Component: 1250 - total flux cleaned = -0.000518297 Jy ! Component: 1300 - total flux cleaned = -0.000602127 Jy ! Component: 1350 - total flux cleaned = -0.000588429 Jy ! Component: 1400 - total flux cleaned = -0.000684465 Jy ! Component: 1450 - total flux cleaned = -0.000738638 Jy ! Component: 1500 - total flux cleaned = -0.000872841 Jy ! Component: 1550 - total flux cleaned = -0.000859365 Jy ! Component: 1600 - total flux cleaned = -0.000885695 Jy ! Component: 1650 - total flux cleaned = -0.00100327 Jy ! Component: 1700 - total flux cleaned = -0.00106783 Jy ! Component: 1750 - total flux cleaned = -0.00110659 Jy ! Component: 1800 - total flux cleaned = -0.00117008 Jy ! Component: 1850 - total flux cleaned = -0.00125836 Jy ! Component: 1900 - total flux cleaned = -0.00129573 Jy ! Component: 1950 - total flux cleaned = -0.00130823 Jy ! Component: 2000 - total flux cleaned = -0.00136982 Jy ! Component: 2050 - total flux cleaned = -0.00140648 Jy ! Component: 2100 - total flux cleaned = -0.00144301 Jy ! Component: 2150 - total flux cleaned = -0.00147918 Jy ! Component: 2200 - total flux cleaned = -0.00151494 Jy ! Component: 2250 - total flux cleaned = -0.00155041 Jy ! Component: 2300 - total flux cleaned = -0.00156218 Jy ! Component: 2350 - total flux cleaned = -0.00163225 Jy ! Component: 2400 - total flux cleaned = -0.00164386 Jy ! Component: 2450 - total flux cleaned = -0.00168982 Jy ! Component: 2500 - total flux cleaned = -0.00173565 Jy ! Component: 2550 - total flux cleaned = -0.00172421 Jy ! Component: 2600 - total flux cleaned = -0.00175799 Jy ! Component: 2650 - total flux cleaned = -0.00175804 Jy ! Component: 2700 - total flux cleaned = -0.00182477 Jy ! Component: 2750 - total flux cleaned = -0.00182478 Jy ! Component: 2800 - total flux cleaned = -0.00183575 Jy ! Component: 2850 - total flux cleaned = -0.00185752 Jy ! Component: 2900 - total flux cleaned = -0.00186846 Jy ! Component: 2950 - total flux cleaned = -0.00185771 Jy ! Component: 3000 - total flux cleaned = -0.00190039 Jy ! Component: 3050 - total flux cleaned = -0.00188972 Jy ! Component: 3100 - total flux cleaned = -0.00187923 Jy ! Component: 3150 - total flux cleaned = -0.00191061 Jy ! Component: 3200 - total flux cleaned = -0.00191063 Jy ! Component: 3250 - total flux cleaned = -0.00192103 Jy ! Component: 3300 - total flux cleaned = -0.00200327 Jy ! Component: 3350 - total flux cleaned = -0.00199304 Jy ! Component: 3400 - total flux cleaned = -0.00197266 Jy ! Component: 3450 - total flux cleaned = -0.0019929 Jy ! Component: 3500 - total flux cleaned = -0.00203301 Jy ! Component: 3550 - total flux cleaned = -0.00203305 Jy ! Component: 3600 - total flux cleaned = -0.00210246 Jy ! Component: 3650 - total flux cleaned = -0.00208274 Jy ! Component: 3700 - total flux cleaned = -0.002122 Jy ! Component: 3750 - total flux cleaned = -0.00214151 Jy ! Component: 3800 - total flux cleaned = -0.00218028 Jy ! Component: 3850 - total flux cleaned = -0.00218017 Jy ! Component: 3900 - total flux cleaned = -0.00217065 Jy ! Component: 3950 - total flux cleaned = -0.00219919 Jy ! Component: 4000 - total flux cleaned = -0.00221806 Jy ! Component: 4050 - total flux cleaned = -0.0022181 Jy ! Total flux subtracted in 4096 components = -0.00224629 Jy ! Clean residual min=-0.000559 max=0.000559 Jy/beam ! Clean residual mean=-0.000002 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.188671 Jy keep ! Adding 286 model components to the UV plane model. ! The established model now contains 591 components and 0.188671 Jy ![Exited script file: muppet] wmap "J1901+8623_S_2017_07_16_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.678 x 3.878 at -33.76 degrees (North through East) ! Clean map min=-0.00090388 max=0.073522 Jy/beam ! Writing clean map to FITS file: J1901+8623_S_2017_07_16_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0735223 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000162455 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.662883 0.662883 1.32577 2.65153 5.30306 10.6061 21.2122 42.4245 84.849 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.073 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.678 x 3.878 at -33.76 degrees (North through East) ! Clean map min=-0.00090388 max=0.073522 Jy/beam ! Error occured in command: mapplot ! ! ! ! ! ! 4 consecutive EOF's on stdin - 10 will exit program ! ! 5 consecutive EOF's on stdin - 10 will exit program ! ! 6 consecutive EOF's on stdin - 10 will exit program ! ! 7 consecutive EOF's on stdin - 10 will exit program ! ! 8 consecutive EOF's on stdin - 10 will exit program ! ! 9 consecutive EOF's on stdin - 10 will exit program ! ! 10 consecutive EOF's on stdin - 10 will exit program ! Log file J1901+8623_S_2017_07_16_pus_uvs.log closed on Thu May 9 11:16:32 2019