! Started logfile: /vlbi/uf001/uvm//J1901+8623_S_a_dfm.log on Sun Jan 13 22:18:57 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//J1901+8623_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1901+8623_S_a_uvm.fits ! AN table 1: 146 integrations on 36 of 36 possible baselines. ! AN table 2: 147 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.96927 visibilities/baseline/integration-bin. ! Found source: J1901+8623 ! ! 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 27252 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 J1901+8623_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 54 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.009458Jy sigma=19.518709 ! Fit after self-cal, rms=0.898984Jy sigma=17.448025 ! 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=2.855 mas, bmaj=3.379 mas, bpa=-77.51 degrees ! Estimated noise=0.435267 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 = 0.0613818 Jy ! Component: 100 - total flux cleaned = 0.0918724 Jy ! Total flux subtracted in 100 components = 0.0918724 Jy ! Clean residual min=-0.005757 max=0.017883 Jy/beam ! Clean residual mean=-0.000092 rms=0.001704 Jy/beam ! Combined flux in latest and established models = 0.0918724 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 38 components and 0.0918724 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.092576Jy sigma=1.709383 ! Fit after self-cal, rms=0.092007Jy sigma=1.697460 ! Inverting map ! Added new window around map position (1.5, 3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0231608 Jy ! Component: 100 - total flux cleaned = 0.0395196 Jy ! Total flux subtracted in 100 components = 0.0395196 Jy ! Clean residual min=-0.004075 max=0.010340 Jy/beam ! Clean residual mean=-0.000071 rms=0.001165 Jy/beam ! Combined flux in latest and established models = 0.131392 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 59 components and 0.131392 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078811Jy sigma=1.447153 ! Fit after self-cal, rms=0.078592Jy sigma=1.442470 ! Inverting map ! Added new window around map position (5.5, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0137303 Jy ! Component: 100 - total flux cleaned = 0.0235649 Jy ! Total flux subtracted in 100 components = 0.0235649 Jy ! Clean residual min=-0.003583 max=0.006098 Jy/beam ! Clean residual mean=-0.000058 rms=0.000888 Jy/beam ! Combined flux in latest and established models = 0.154957 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 79 components and 0.154957 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073089Jy sigma=1.338657 ! Fit after self-cal, rms=0.072980Jy sigma=1.336403 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00842873 Jy ! Component: 100 - total flux cleaned = 0.0148562 Jy ! Total flux subtracted in 100 components = 0.0148562 Jy ! Clean residual min=-0.003193 max=0.004348 Jy/beam ! Clean residual mean=-0.000050 rms=0.000755 Jy/beam ! Combined flux in latest and established models = 0.169813 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 96 components and 0.169813 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070584Jy sigma=1.291228 ! Fit after self-cal, rms=0.070538Jy sigma=1.290343 ! 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=3.713 mas, bmaj=4.418 mas, bpa=-80.05 degrees ! Estimated noise=0.22645 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 = 0.0117076 Jy ! Component: 100 - total flux cleaned = 0.0197058 Jy ! Component: 150 - total flux cleaned = 0.0255776 Jy ! Component: 200 - total flux cleaned = 0.0299319 Jy ! Total flux subtracted in 200 components = 0.0299319 Jy ! Clean residual min=-0.002360 max=0.004632 Jy/beam ! Clean residual mean=-0.000075 rms=0.000808 Jy/beam ! Combined flux in latest and established models = 0.199745 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 135 components and 0.199745 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067989Jy sigma=1.242418 ! Fit after self-cal, rms=0.067897Jy sigma=1.240758 ! Inverting map ! Added new window around map position (7.5, 6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00530899 Jy ! Component: 100 - total flux cleaned = 0.00888713 Jy ! Component: 150 - total flux cleaned = 0.0116641 Jy ! Component: 200 - total flux cleaned = 0.0138903 Jy ! Total flux subtracted in 200 components = 0.0138903 Jy ! Clean residual min=-0.002161 max=0.003149 Jy/beam ! Clean residual mean=-0.000055 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.213635 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 171 components and 0.213635 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067332Jy sigma=1.230543 ! Fit after self-cal, rms=0.067275Jy sigma=1.229438 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.713 x 4.418 at -80.05 degrees (North through East) ! Clean map min=-0.0020547 max=0.085528 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 1.04 KP 0.99 LA 0.95 ! MK 0.93 NL 1.04 OV 1.01 PT 0.94 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.00 HN 1.07 KP 1.00 ! LA 0.91 MK 0.96 NL 1.11 PT 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.03 KP 0.98 LA 0.95 ! MK 0.92 NL 1.07 OV 1.12 PT 0.95 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.02 HN 1.08 KP 0.99 ! LA 0.93 MK 0.99 NL 0.84 PT 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 1.04 KP 1.01 LA 0.94 ! MK 0.92 NL 1.03 OV 1.02 PT 0.96 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.02 HN 1.05 KP 1.03 ! LA 0.92 MK 0.96 NL 1.03 PT 0.98 ! ! ! Fit before self-cal, rms=0.067275Jy sigma=1.229438 ! Fit after self-cal, rms=0.065283Jy sigma=1.213775 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.692 mas, bmaj=4.39 mas, bpa=-79.39 degrees ! Estimated noise=0.225331 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 = 0.000777014 Jy ! Component: 100 - total flux cleaned = 0.000894106 Jy ! Component: 150 - total flux cleaned = 0.000986224 Jy ! Component: 200 - total flux cleaned = 0.00110898 Jy ! Total flux subtracted in 200 components = 0.00110898 Jy ! Clean residual min=-0.001542 max=0.002001 Jy/beam ! Clean residual mean=-0.000012 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.214744 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 186 components and 0.214744 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065244Jy sigma=1.212946 ! Fit after self-cal, rms=0.065237Jy sigma=1.212612 ! 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=0.065237Jy sigma=1.212612 ! Fit after self-cal, rms=0.065983Jy sigma=1.204662 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.684 mas, bmaj=4.354 mas, bpa=-81.75 degrees ! Estimated noise=0.223834 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000582032 Jy ! Component: 100 - total flux cleaned = 0.000714939 Jy ! Component: 150 - total flux cleaned = 0.000802914 Jy ! Component: 200 - total flux cleaned = 0.00084247 Jy ! Total flux subtracted in 200 components = 0.00084247 Jy ! Clean residual min=-0.001585 max=0.001544 Jy/beam ! Clean residual mean=-0.000012 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.215587 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 195 components and 0.215587 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065964Jy sigma=1.204241 ! Fit after self-cal, rms=0.066005Jy sigma=1.204027 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 = 6.2183e-05 Jy ! Component: 100 - total flux cleaned = 0.000125327 Jy ! Component: 150 - total flux cleaned = 0.000162406 Jy ! Component: 200 - total flux cleaned = 0.000179163 Jy ! Total flux subtracted in 200 components = 0.000179163 Jy ! Clean residual min=-0.001566 max=0.001523 Jy/beam ! Clean residual mean=-0.000011 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.215766 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 201 components and 0.215766 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065994Jy sigma=1.203786 ! Fit after self-cal, rms=0.065991Jy sigma=1.203747 ! 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=0.065991Jy sigma=1.203747 ! Fit after self-cal, rms=0.065906Jy sigma=1.203680 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.679 mas, bmaj=4.341 mas, bpa=-82.5 degrees ! Estimated noise=0.222894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000222701 Jy ! Component: 100 - total flux cleaned = 0.000324109 Jy ! Component: 150 - total flux cleaned = 0.000394674 Jy ! Component: 200 - total flux cleaned = 0.000442954 Jy ! Total flux subtracted in 200 components = 0.000442954 Jy ! Clean residual min=-0.001553 max=0.001504 Jy/beam ! Clean residual mean=-0.000011 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.216209 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 202 components and 0.216209 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065895Jy sigma=1.203439 ! Fit after self-cal, rms=0.065896Jy sigma=1.203404 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 = 2.7424e-05 Jy ! Component: 100 - total flux cleaned = 7.78179e-05 Jy ! Component: 150 - total flux cleaned = 9.29249e-05 Jy ! Component: 200 - total flux cleaned = 0.000107853 Jy ! Total flux subtracted in 200 components = 0.000107853 Jy ! Clean residual min=-0.001540 max=0.001487 Jy/beam ! Clean residual mean=-0.000011 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.216317 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 203 components and 0.216317 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065889Jy sigma=1.203241 ! Fit after self-cal, rms=0.065886Jy sigma=1.203218 ! 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=0.065886Jy sigma=1.203218 ! Fit after self-cal, rms=0.065713Jy sigma=1.203187 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.111 mas, bmaj=9.042 mas, bpa=89.85 degrees ! Estimated noise=0.2985 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101566 Jy ! Component: 100 - total flux cleaned = 0.00132403 Jy ! Component: 150 - total flux cleaned = 0.001466 Jy ! Component: 200 - total flux cleaned = 0.00153666 Jy ! Total flux subtracted in 200 components = 0.00153666 Jy ! Clean residual min=-0.002031 max=0.002083 Jy/beam ! Clean residual mean=-0.000022 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.217853 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 205 components and 0.217853 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065717Jy sigma=1.203349 ! Fit after self-cal, rms=0.065716Jy sigma=1.203275 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 = 7.27699e-05 Jy ! Component: 100 - total flux cleaned = 0.000205526 Jy ! Component: 150 - total flux cleaned = 0.000273743 Jy ! Component: 200 - total flux cleaned = 0.000293779 Jy ! Total flux subtracted in 200 components = 0.000293779 Jy ! Clean residual min=-0.002006 max=0.002116 Jy/beam ! Clean residual mean=-0.000021 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.218147 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 210 components and 0.218147 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065719Jy sigma=1.203356 ! Fit after self-cal, rms=0.065718Jy sigma=1.203334 ! Inverting map ! Added new window around map position (127.5, -13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000944711 Jy ! Component: 100 - total flux cleaned = 0.000910908 Jy ! Component: 150 - total flux cleaned = 0.000854999 Jy ! Component: 200 - total flux cleaned = 0.00090025 Jy ! Total flux subtracted in 200 components = 0.00090025 Jy ! Clean residual min=-0.001836 max=0.001785 Jy/beam ! Clean residual mean=-0.000018 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.219047 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 245 components and 0.219047 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065683Jy sigma=1.202603 ! Fit after self-cal, rms=0.065680Jy sigma=1.202523 ! 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=3.673 mas, bmaj=4.331 mas, bpa=-82.93 degrees ! Estimated noise=0.222078 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.673 x 4.331 at -82.93 degrees (North through East) ! Clean map min=-0.0013778 max=0.082982 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=2.829 mas, bmaj=3.301 mas, bpa=-80.03 degrees ! Estimated noise=0.422836 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0600405 Jy ! Component: 100 - total flux cleaned = 0.0934231 Jy ! Component: 150 - total flux cleaned = 0.116776 Jy ! Component: 200 - total flux cleaned = 0.133853 Jy ! Total flux subtracted in 200 components = 0.133853 Jy ! Clean residual min=-0.004143 max=0.009711 Jy/beam ! Clean residual mean=-0.000057 rms=0.001070 Jy/beam ! Combined flux in latest and established models = 0.133853 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 54 model components to the UV plane model. ! The established model now contains 54 components and 0.133853 Jy ! Inverting map and beam ! Estimated beam: bmin=3.673 mas, bmaj=4.331 mas, bpa=-82.93 degrees ! Estimated noise=0.222078 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 = 0.0237323 Jy ! Component: 100 - total flux cleaned = 0.0383184 Jy ! Component: 150 - total flux cleaned = 0.0482109 Jy ! Component: 200 - total flux cleaned = 0.0554158 Jy ! Total flux subtracted in 200 components = 0.0554158 Jy ! Clean residual min=-0.002445 max=0.004574 Jy/beam ! Clean residual mean=-0.000054 rms=0.000707 Jy/beam ! Combined flux in latest and established models = 0.189269 Jy ! Adding 110 model components to the UV plane model. ! The established model now contains 149 components and 0.189269 Jy ! Inverting map ! Added new window around map position (3, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0056661 Jy ! Component: 100 - total flux cleaned = 0.0101141 Jy ! Component: 150 - total flux cleaned = 0.0136612 Jy ! Component: 200 - total flux cleaned = 0.0165134 Jy ! Total flux subtracted in 200 components = 0.0165134 Jy ! Clean residual min=-0.001856 max=0.001944 Jy/beam ! Clean residual mean=-0.000028 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.205782 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 203 components and 0.205782 Jy ! Inverting map ! Added new window around map position (10.5, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00237597 Jy ! Component: 100 - total flux cleaned = 0.00434875 Jy ! Component: 150 - total flux cleaned = 0.00602995 Jy ! Component: 200 - total flux cleaned = 0.00719439 Jy ! Total flux subtracted in 200 components = 0.00719439 Jy ! Clean residual min=-0.001601 max=0.001649 Jy/beam ! Clean residual mean=-0.000018 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.212976 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 246 components and 0.212976 Jy ! Inverting map ! Added new window around map position (120.5, -69). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133917 Jy ! Component: 100 - total flux cleaned = 0.00197491 Jy ! Component: 150 - total flux cleaned = 0.00260145 Jy ! Component: 200 - total flux cleaned = 0.00309323 Jy ! Total flux subtracted in 200 components = 0.00309323 Jy ! Clean residual min=-0.001512 max=0.001476 Jy/beam ! Clean residual mean=-0.000015 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.21607 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 266 components and 0.21607 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=8.111 mas, bmaj=9.042 mas, bpa=89.85 degrees ! Estimated noise=0.2985 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181806 Jy ! Component: 100 - total flux cleaned = 0.00268547 Jy ! Component: 150 - total flux cleaned = 0.003468 Jy ! Component: 200 - total flux cleaned = 0.00407749 Jy ! Total flux subtracted in 200 components = 0.00407749 Jy ! Clean residual min=-0.001806 max=0.001795 Jy/beam ! Clean residual mean=-0.000023 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.220147 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 = 0.000480325 Jy ! Component: 100 - total flux cleaned = 0.000842197 Jy ! Component: 150 - total flux cleaned = 0.00107595 Jy ! Component: 200 - total flux cleaned = 0.0012108 Jy ! Total flux subtracted in 200 components = 0.0012108 Jy ! Clean residual min=-0.001703 max=0.001735 Jy/beam ! Clean residual mean=-0.000020 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.221358 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 334 components and 0.221358 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.673 mas, bmaj=4.331 mas, bpa=-82.93 degrees ! Estimated noise=0.222078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000490081 Jy ! Component: 100 - total flux cleaned = -0.000519749 Jy ! Component: 150 - total flux cleaned = -0.00049419 Jy ! Component: 200 - total flux cleaned = -0.000447101 Jy ! Total flux subtracted in 200 components = -0.000447101 Jy ! Clean residual min=-0.001304 max=0.001413 Jy/beam ! Clean residual mean=-0.000009 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.220911 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 360 components and 0.220911 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065596Jy sigma=1.200923 ! Fit after self-cal, rms=0.065567Jy sigma=1.200368 wmodel J1901+8623_S_a_map.mod ! Writing 360 model components to file: J1901+8623_S_a_map.mod wobs J1901+8623_S_a_uvs.fits ! Writing UV FITS file: J1901+8623_S_a_uvs.fits wwins J1901+8623_S_a_map.win ! wwins: Wrote 8 windows to J1901+8623_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 = 0.000133861 Jy ! Component: 100 - total flux cleaned = 0.000333307 Jy ! Component: 150 - total flux cleaned = 0.000501062 Jy ! Component: 200 - total flux cleaned = 0.000702632 Jy ! Component: 250 - total flux cleaned = 0.000877818 Jy ! Component: 300 - total flux cleaned = 0.00102834 Jy ! Component: 350 - total flux cleaned = 0.00117444 Jy ! Component: 400 - total flux cleaned = 0.00128147 Jy ! Component: 450 - total flux cleaned = 0.00140336 Jy ! Component: 500 - total flux cleaned = 0.00142035 Jy ! Component: 550 - total flux cleaned = 0.00147057 Jy ! Component: 600 - total flux cleaned = 0.00150353 Jy ! Component: 650 - total flux cleaned = 0.00161697 Jy ! Component: 700 - total flux cleaned = 0.00166442 Jy ! Component: 750 - total flux cleaned = 0.00168002 Jy ! Component: 800 - total flux cleaned = 0.00177323 Jy ! Component: 850 - total flux cleaned = 0.00183449 Jy ! Component: 900 - total flux cleaned = 0.00194018 Jy ! Component: 950 - total flux cleaned = 0.00198491 Jy ! Component: 1000 - total flux cleaned = 0.00207315 Jy ! Component: 1050 - total flux cleaned = 0.00214565 Jy ! Component: 1100 - total flux cleaned = 0.00217434 Jy ! Component: 1150 - total flux cleaned = 0.00228777 Jy ! Component: 1200 - total flux cleaned = 0.00231591 Jy ! Component: 1250 - total flux cleaned = 0.0023718 Jy ! Component: 1300 - total flux cleaned = 0.00248191 Jy ! Component: 1350 - total flux cleaned = 0.0025363 Jy ! Component: 1400 - total flux cleaned = 0.00261692 Jy ! Component: 1450 - total flux cleaned = 0.00271 Jy ! Component: 1500 - total flux cleaned = 0.00277591 Jy ! Component: 1550 - total flux cleaned = 0.00288036 Jy ! Component: 1600 - total flux cleaned = 0.00295798 Jy ! Component: 1650 - total flux cleaned = 0.00302207 Jy ! Component: 1700 - total flux cleaned = 0.00312381 Jy ! Component: 1750 - total flux cleaned = 0.0031614 Jy ! Component: 1800 - total flux cleaned = 0.00321148 Jy ! Component: 1850 - total flux cleaned = 0.0032737 Jy ! Component: 1900 - total flux cleaned = 0.00332293 Jy ! Component: 1950 - total flux cleaned = 0.00339636 Jy ! Component: 2000 - total flux cleaned = 0.00339627 Jy ! Component: 2050 - total flux cleaned = 0.0034444 Jy ! Component: 2100 - total flux cleaned = 0.00351618 Jy ! Component: 2150 - total flux cleaned = 0.00351639 Jy ! Component: 2200 - total flux cleaned = 0.00356347 Jy ! Component: 2250 - total flux cleaned = 0.00362183 Jy ! Component: 2300 - total flux cleaned = 0.00361025 Jy ! Component: 2350 - total flux cleaned = 0.00366798 Jy ! Component: 2400 - total flux cleaned = 0.00366786 Jy ! Component: 2450 - total flux cleaned = 0.00372491 Jy ! Component: 2500 - total flux cleaned = 0.00377015 Jy ! Component: 2550 - total flux cleaned = 0.00374768 Jy ! Component: 2600 - total flux cleaned = 0.00378119 Jy ! Component: 2650 - total flux cleaned = 0.00380355 Jy ! Component: 2700 - total flux cleaned = 0.00384771 Jy ! Component: 2750 - total flux cleaned = 0.00389161 Jy ! Component: 2800 - total flux cleaned = 0.00392421 Jy ! Component: 2850 - total flux cleaned = 0.00395661 Jy ! Component: 2900 - total flux cleaned = 0.00395648 Jy ! Component: 2950 - total flux cleaned = 0.0039779 Jy ! Component: 3000 - total flux cleaned = 0.00402048 Jy ! Component: 3050 - total flux cleaned = 0.00406283 Jy ! Component: 3100 - total flux cleaned = 0.00407337 Jy ! Component: 3150 - total flux cleaned = 0.00410466 Jy ! Component: 3200 - total flux cleaned = 0.00409422 Jy ! Component: 3250 - total flux cleaned = 0.00415634 Jy ! Component: 3300 - total flux cleaned = 0.00417701 Jy ! Component: 3350 - total flux cleaned = 0.00420761 Jy ! Component: 3400 - total flux cleaned = 0.00421771 Jy ! Component: 3450 - total flux cleaned = 0.00422793 Jy ! Component: 3500 - total flux cleaned = 0.00422798 Jy ! Component: 3550 - total flux cleaned = 0.004198 Jy ! Component: 3600 - total flux cleaned = 0.00420794 Jy ! Component: 3650 - total flux cleaned = 0.0042476 Jy ! Component: 3700 - total flux cleaned = 0.00427724 Jy ! Component: 3750 - total flux cleaned = 0.00428708 Jy ! Component: 3800 - total flux cleaned = 0.00425773 Jy ! Component: 3850 - total flux cleaned = 0.00426746 Jy ! Component: 3900 - total flux cleaned = 0.00429661 Jy ! Component: 3950 - total flux cleaned = 0.00433513 Jy ! Component: 4000 - total flux cleaned = 0.00435424 Jy ! Component: 4050 - total flux cleaned = 0.00432568 Jy ! Total flux subtracted in 4096 components = 0.00427827 Jy ! Clean residual min=-0.000563 max=0.000642 Jy/beam ! Clean residual mean=-0.000004 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.225189 Jy keep ! Adding 338 model components to the UV plane model. ! The established model now contains 698 components and 0.225189 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1901+8623_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.673 x 4.331 at -82.93 degrees (North through East) ! Clean map min=-0.0011286 max=0.082363 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1901+8623_S_a_map.fits wmodel /vlbi/uf001/uvm//J1901+8623_S_a_map.mod ! Writing 698 model components to file: /vlbi/uf001/uvm//J1901+8623_S_a_map.mod wobs /vlbi/uf001/uvm//J1901+8623_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1901+8623_S_a_uvs.fits wwins /vlbi/uf001/uvm//J1901+8623_S_a_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uvm//J1901+8623_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0823626 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000176569 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.64314 0.64314 1.28628 2.57256 5.14512 10.2902 20.5805 41.161 82.322 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.082 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 466.461 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1901+8623_S_a_dfm.log closed on Sun Jan 13 22:19:04 2019