! Started logfile: /scr/pima/rv122_uvs/J1936+7131_S_dfm.log on Fri Jul 13 21:10:50 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.23275 obs /scr/pima/rv122_uvs/J1936+7131_S_uva.fits ! Reading UV FITS file: /scr/pima/rv122_uvs/J1936+7131_S_uva.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! AN table 2: 8 integrations on 36 of 36 possible baselines. ! AN table 3: 55 integrations on 55 of 55 possible baselines. ! Apparent sampling: 0.491756 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1936+7131 ! ! 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 2.23275e+09 8e+06 1 8e+06 ! 02 2 2.26275e+09 8e+06 1 8e+06 ! 03 3 2.35275e+09 8e+06 1 8e+06 ! 04 4 2.37275e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 69 lines of history. ! ! Reading 6800 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1936+7131_S] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 18 telescope corrections were flagged in sub-array 2. ! A total of 285 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 18 telescope corrections were flagged in sub-array 2. ! A total of 285 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 36 telescope corrections were flagged in sub-array 1. ! A total of 72 telescope corrections were flagged in sub-array 2. ! A total of 605 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 18 telescope corrections were flagged in sub-array 2. ! A total of 285 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.061435Jy sigma=15.578092 ! Fit after self-cal, rms=0.682211Jy sigma=9.701860 ! 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=2.405 mas, bmaj=3.176 mas, bpa=49 degrees ! Estimated noise=1.10445 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 = 0.257982 Jy ! Component: 100 - total flux cleaned = 0.335564 Jy ! Total flux subtracted in 100 components = 0.335564 Jy ! Clean residual min=-0.013671 max=0.033000 Jy/beam ! Clean residual mean=-0.000028 rms=0.002956 Jy/beam ! Combined flux in latest and established models = 0.335564 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.335564 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130002Jy sigma=1.746164 ! Fit after self-cal, rms=0.129626Jy sigma=1.743623 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0354678 Jy ! Component: 100 - total flux cleaned = 0.0531533 Jy ! Total flux subtracted in 100 components = 0.0531533 Jy ! Clean residual min=-0.011774 max=0.011331 Jy/beam ! Clean residual mean=-0.000009 rms=0.002441 Jy/beam ! Combined flux in latest and established models = 0.388717 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 17 components and 0.388717 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117740Jy sigma=1.509850 ! Fit after self-cal, rms=0.117531Jy sigma=1.508545 ! 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=2.492 mas, bmaj=3.619 mas, bpa=54.96 degrees ! Estimated noise=0.771225 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 = 0.0210975 Jy ! Component: 100 - total flux cleaned = 0.032597 Jy ! Component: 150 - total flux cleaned = 0.0391515 Jy ! Component: 200 - total flux cleaned = 0.0429361 Jy ! Total flux subtracted in 200 components = 0.0429361 Jy ! Clean residual min=-0.013788 max=0.014050 Jy/beam ! Clean residual mean=0.000039 rms=0.003568 Jy/beam ! Combined flux in latest and established models = 0.431653 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 26 components and 0.431653 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114593Jy sigma=1.445814 ! Fit after self-cal, rms=0.114454Jy sigma=1.444785 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.492 x 3.619 at 54.96 degrees (North through East) ! Clean map min=-0.013067 max=0.3347 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.14 HN 1.01 KP 0.98 ! LA 0.98 MK 1.11 NY 1.01 OV 0.98 ! PT 1.13 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.21 FD 1.09 HN 0.91 KP 0.93 ! LA 0.94 MK 0.99 OV 0.91 PT 1.05 ! SC 0.94 ! ! A total of 60 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.14 HN 0.94 KP 0.95 LA 0.93 ! MK 1.00 NY 1.04 ON 1.01 OV 0.89 ! PT 1.04 SC 0.97 WZ 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.15 HN 0.91 KP 0.96 ! LA 1.06 MK 1.21 NY 1.07 OV 1.05 ! PT 1.15 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.18 FD 1.03 HN 0.94 KP 0.97 ! LA 0.93 MK 1.06 OV 0.78 PT 1.04 ! SC 0.91 ! ! A total of 60 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.14 HN 0.92 KP 0.96 LA 0.92 ! MK 0.99 NY 1.07 ON 1.08 OV 0.92 ! PT 1.07 SC 1.26 WZ 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NY 0.00* OV 0.00* ! PT 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* OV 0.00* PT 0.00* ! SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* HN 0.00* KP 0.00* LA 0.00* ! MK 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 1.17 HN 1.07 KP 1.03 ! LA 1.01 MK 1.08 NY 1.08 OV 0.94 ! PT 1.09 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.21 FD 1.12 HN 0.96 KP 0.99 ! LA 0.95 MK 1.00 OV 0.92 PT 1.03 ! SC 0.90 ! ! A total of 60 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.21 HN 0.96 KP 0.97 LA 0.93 ! MK 1.00 NY 1.08 ON 1.08 OV 0.71 ! PT 1.03 SC 1.01 WZ 1.13 ! ! ! Fit before self-cal, rms=0.114454Jy sigma=1.444785 ! Fit after self-cal, rms=0.098902Jy sigma=1.261574 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.504 mas, bmaj=3.681 mas, bpa=56.03 degrees ! Estimated noise=0.779847 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 = 0.00168175 Jy ! Component: 100 - total flux cleaned = 0.001799 Jy ! Component: 150 - total flux cleaned = 0.00188942 Jy ! Component: 200 - total flux cleaned = 0.00174335 Jy ! Total flux subtracted in 200 components = 0.00174335 Jy ! Clean residual min=-0.008113 max=0.008147 Jy/beam ! Clean residual mean=0.000065 rms=0.002142 Jy/beam ! Combined flux in latest and established models = 0.433397 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 33 components and 0.433397 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.098593Jy sigma=1.259397 ! Fit after self-cal, rms=0.098709Jy sigma=1.258659 ! 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=0.098709Jy sigma=1.258659 ! Fit after self-cal, rms=0.095716Jy sigma=1.051314 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.506 mas, bmaj=3.705 mas, bpa=56 degrees ! Estimated noise=0.780192 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000836471 Jy ! Component: 100 - total flux cleaned = -0.00128036 Jy ! Component: 150 - total flux cleaned = -0.00135122 Jy ! Component: 200 - total flux cleaned = -0.00141805 Jy ! Total flux subtracted in 200 components = -0.00141805 Jy ! Clean residual min=-0.005579 max=0.007652 Jy/beam ! Clean residual mean=0.000058 rms=0.001258 Jy/beam ! Combined flux in latest and established models = 0.431979 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 0.431979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095479Jy sigma=1.049119 ! Fit after self-cal, rms=0.095542Jy sigma=1.048622 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 (-106.5, -94). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00742848 Jy ! Component: 100 - total flux cleaned = 0.0116508 Jy ! Component: 150 - total flux cleaned = 0.0142042 Jy ! Component: 200 - total flux cleaned = 0.0148859 Jy ! Total flux subtracted in 200 components = 0.0148859 Jy ! Clean residual min=-0.005212 max=0.005882 Jy/beam ! Clean residual mean=0.000058 rms=0.001195 Jy/beam ! Combined flux in latest and established models = 0.446865 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 70 components and 0.446865 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094930Jy sigma=1.036843 ! Fit after self-cal, rms=0.094872Jy sigma=1.035174 ! Inverting map ! Added new window around map position (-101.5, -118.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00573925 Jy ! Component: 100 - total flux cleaned = 0.00922885 Jy ! Component: 150 - total flux cleaned = 0.0119705 Jy ! Component: 200 - total flux cleaned = 0.0142621 Jy ! Total flux subtracted in 200 components = 0.0142621 Jy ! Clean residual min=-0.004987 max=0.004779 Jy/beam ! Clean residual mean=0.000053 rms=0.001087 Jy/beam ! Combined flux in latest and established models = 0.461127 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 100 components and 0.461127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094459Jy sigma=1.026116 ! Fit after self-cal, rms=0.094438Jy sigma=1.025425 ! 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=0.094438Jy sigma=1.025425 ! Fit after self-cal, rms=0.094206Jy sigma=1.022438 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.508 mas, bmaj=3.702 mas, bpa=56.27 degrees ! Estimated noise=0.779104 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00285758 Jy ! Component: 100 - total flux cleaned = 0.0046546 Jy ! Component: 150 - total flux cleaned = 0.00610743 Jy ! Component: 200 - total flux cleaned = 0.00739965 Jy ! Total flux subtracted in 200 components = 0.00739965 Jy ! Clean residual min=-0.004839 max=0.004765 Jy/beam ! Clean residual mean=0.000046 rms=0.001005 Jy/beam ! Combined flux in latest and established models = 0.468526 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 114 components and 0.468526 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094027Jy sigma=1.018858 ! Fit after self-cal, rms=0.094020Jy sigma=1.018625 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 = 0.00141498 Jy ! Component: 100 - total flux cleaned = 0.00249265 Jy ! Component: 150 - total flux cleaned = 0.00333736 Jy ! Component: 200 - total flux cleaned = 0.00409852 Jy ! Total flux subtracted in 200 components = 0.00409852 Jy ! Clean residual min=-0.004731 max=0.004767 Jy/beam ! Clean residual mean=0.000043 rms=0.000990 Jy/beam ! Combined flux in latest and established models = 0.472625 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 124 components and 0.472625 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093935Jy sigma=1.017162 ! Fit after self-cal, rms=0.093932Jy sigma=1.017076 ! Inverting map ! Added new window around map position (-87.5, -125). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00456155 Jy ! Component: 100 - total flux cleaned = 0.00687591 Jy ! Component: 150 - total flux cleaned = 0.00813693 Jy ! Component: 200 - total flux cleaned = 0.0090453 Jy ! Total flux subtracted in 200 components = 0.0090453 Jy ! Clean residual min=-0.004193 max=0.004546 Jy/beam ! Clean residual mean=0.000036 rms=0.000930 Jy/beam ! Combined flux in latest and established models = 0.48167 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 144 components and 0.48167 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093652Jy sigma=1.012525 ! Fit after self-cal, rms=0.093636Jy sigma=1.012160 ! Inverting map ! Added new window around map position (-16, -34.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0041044 Jy ! Component: 100 - total flux cleaned = 0.00642157 Jy ! Component: 150 - total flux cleaned = 0.0082494 Jy ! Component: 200 - total flux cleaned = 0.00986955 Jy ! Total flux subtracted in 200 components = 0.00986955 Jy ! Clean residual min=-0.003892 max=0.004077 Jy/beam ! Clean residual mean=0.000032 rms=0.000854 Jy/beam ! Combined flux in latest and established models = 0.49154 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 161 components and 0.49154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093431Jy sigma=1.007846 ! Fit after self-cal, rms=0.093422Jy sigma=1.007647 ! Inverting map ! Added new window around map position (-3.5, -22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00394847 Jy ! Component: 100 - total flux cleaned = 0.00506023 Jy ! Component: 150 - total flux cleaned = 0.0062513 Jy ! Component: 200 - total flux cleaned = 0.00758582 Jy ! Total flux subtracted in 200 components = 0.00758582 Jy ! Clean residual min=-0.003782 max=0.003220 Jy/beam ! Clean residual mean=0.000031 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 0.499126 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 180 components and 0.499126 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093222Jy sigma=1.004146 ! Fit after self-cal, rms=0.093215Jy sigma=1.003990 ! 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=0.093215Jy sigma=1.003990 ! Fit after self-cal, rms=0.093046Jy sigma=1.002563 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.427 mas, bmaj=10.77 mas, bpa=-80.13 degrees ! Estimated noise=1.10623 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00416557 Jy ! Component: 100 - total flux cleaned = 0.00736783 Jy ! Component: 150 - total flux cleaned = 0.00977438 Jy ! Component: 200 - total flux cleaned = 0.011762 Jy ! Total flux subtracted in 200 components = 0.011762 Jy ! Clean residual min=-0.003471 max=0.004077 Jy/beam ! Clean residual mean=0.000080 rms=0.001060 Jy/beam ! Combined flux in latest and established models = 0.510888 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 209 components and 0.510888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.092981Jy sigma=1.001175 ! Fit after self-cal, rms=0.092980Jy sigma=1.000920 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 = 0.0020143 Jy ! Component: 100 - total flux cleaned = 0.00379579 Jy ! Component: 150 - total flux cleaned = 0.00527944 Jy ! Component: 200 - total flux cleaned = 0.00658724 Jy ! Total flux subtracted in 200 components = 0.00658724 Jy ! Clean residual min=-0.003257 max=0.003620 Jy/beam ! Clean residual mean=0.000069 rms=0.000975 Jy/beam ! Combined flux in latest and established models = 0.517475 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 215 components and 0.517475 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.092973Jy sigma=1.000825 ! Fit after self-cal, rms=0.092974Jy sigma=1.000750 ! 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=2.507 mas, bmaj=3.703 mas, bpa=56.33 degrees ! Estimated noise=0.777242 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.507 x 3.703 at 56.33 degrees (North through East) ! Clean map min=-0.0029615 max=0.3377 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=2.408 mas, bmaj=3.229 mas, bpa=51.23 degrees ! Estimated noise=1.13408 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.265183 Jy ! Component: 100 - total flux cleaned = 0.347145 Jy ! Component: 150 - total flux cleaned = 0.384695 Jy ! Component: 200 - total flux cleaned = 0.402878 Jy ! Total flux subtracted in 200 components = 0.402878 Jy ! Clean residual min=-0.005767 max=0.009033 Jy/beam ! Clean residual mean=0.000001 rms=0.001372 Jy/beam ! Combined flux in latest and established models = 0.402878 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.402878 Jy ! Inverting map and beam ! Estimated beam: bmin=2.507 mas, bmaj=3.703 mas, bpa=56.33 degrees ! Estimated noise=0.777242 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 = 0.0144267 Jy ! Component: 100 - total flux cleaned = 0.0243921 Jy ! Component: 150 - total flux cleaned = 0.0322946 Jy ! Component: 200 - total flux cleaned = 0.0389674 Jy ! Total flux subtracted in 200 components = 0.0389674 Jy ! Clean residual min=-0.005305 max=0.004899 Jy/beam ! Clean residual mean=0.000047 rms=0.001214 Jy/beam ! Combined flux in latest and established models = 0.441845 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 56 components and 0.441845 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=8.427 mas, bmaj=10.77 mas, bpa=-80.13 degrees ! Estimated noise=1.10623 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0126297 Jy ! Component: 100 - total flux cleaned = 0.0217594 Jy ! Component: 150 - total flux cleaned = 0.0292087 Jy ! Component: 200 - total flux cleaned = 0.0355393 Jy ! Total flux subtracted in 200 components = 0.0355393 Jy ! Clean residual min=-0.005651 max=0.005270 Jy/beam ! Clean residual mean=0.000113 rms=0.001648 Jy/beam ! Combined flux in latest and established models = 0.477385 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 = 0.00549204 Jy ! Component: 100 - total flux cleaned = 0.0102937 Jy ! Component: 150 - total flux cleaned = 0.014531 Jy ! Component: 200 - total flux cleaned = 0.018298 Jy ! Total flux subtracted in 200 components = 0.018298 Jy ! Clean residual min=-0.004310 max=0.004445 Jy/beam ! Clean residual mean=0.000107 rms=0.001326 Jy/beam ! Combined flux in latest and established models = 0.495683 Jy ! Adding 117 model components to the UV plane model. ! The established model now contains 164 components and 0.495683 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.507 mas, bmaj=3.703 mas, bpa=56.33 degrees ! Estimated noise=0.777242 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00209284 Jy ! Component: 100 - total flux cleaned = 0.00377274 Jy ! Component: 150 - total flux cleaned = 0.0054826 Jy ! Component: 200 - total flux cleaned = 0.00704955 Jy ! Total flux subtracted in 200 components = 0.00704955 Jy ! Clean residual min=-0.003588 max=0.003493 Jy/beam ! Clean residual mean=0.000026 rms=0.000818 Jy/beam ! Combined flux in latest and established models = 0.502732 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 186 components and 0.502732 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093632Jy sigma=1.009777 ! Fit after self-cal, rms=0.093502Jy sigma=1.008394 wmodel J1936+7131_S_map.mod ! Writing 186 model components to file: J1936+7131_S_map.mod wobs J1936+7131_S_uvs.fits ! Writing UV FITS file: J1936+7131_S_uvs.fits wwins J1936+7131_S_map.win ! wwins: Wrote 6 windows to J1936+7131_S_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000201526 Jy ! Component: 100 - total flux cleaned = -0.000199873 Jy ! Component: 150 - total flux cleaned = -0.000139872 Jy ! Component: 200 - total flux cleaned = -2.58415e-05 Jy ! Component: 250 - total flux cleaned = 2.92565e-05 Jy ! Component: 300 - total flux cleaned = 0.000135326 Jy ! Component: 350 - total flux cleaned = 8.30901e-05 Jy ! Component: 400 - total flux cleaned = 8.45366e-05 Jy ! Component: 450 - total flux cleaned = 0.000185556 Jy ! Component: 500 - total flux cleaned = 0.000283694 Jy ! Component: 550 - total flux cleaned = 0.000186209 Jy ! Component: 600 - total flux cleaned = 0.000281626 Jy ! Component: 650 - total flux cleaned = 0.0002345 Jy ! Component: 700 - total flux cleaned = 0.000327564 Jy ! Component: 750 - total flux cleaned = 0.000281021 Jy ! Component: 800 - total flux cleaned = 0.000326701 Jy ! Component: 850 - total flux cleaned = 0.000326036 Jy ! Component: 900 - total flux cleaned = 0.00028126 Jy ! Component: 950 - total flux cleaned = 0.000237611 Jy ! Component: 1000 - total flux cleaned = 0.000280918 Jy ! Component: 1050 - total flux cleaned = 0.000280613 Jy ! Component: 1100 - total flux cleaned = 0.000365876 Jy ! Component: 1150 - total flux cleaned = 0.00036594 Jy ! Component: 1200 - total flux cleaned = 0.000617045 Jy ! Component: 1250 - total flux cleaned = 0.000699841 Jy ! Component: 1300 - total flux cleaned = 0.000823578 Jy ! Component: 1350 - total flux cleaned = 0.0009866 Jy ! Component: 1400 - total flux cleaned = 0.00114822 Jy ! Component: 1450 - total flux cleaned = 0.0012281 Jy ! Component: 1500 - total flux cleaned = 0.00134769 Jy ! Component: 1550 - total flux cleaned = 0.00134761 Jy ! Component: 1600 - total flux cleaned = 0.0015049 Jy ! Component: 1650 - total flux cleaned = 0.00154394 Jy ! Component: 1700 - total flux cleaned = 0.00169877 Jy ! Component: 1750 - total flux cleaned = 0.0018523 Jy ! Component: 1800 - total flux cleaned = 0.00192877 Jy ! Component: 1850 - total flux cleaned = 0.00192877 Jy ! Component: 1900 - total flux cleaned = 0.00204183 Jy ! Component: 1950 - total flux cleaned = 0.00204213 Jy ! Component: 2000 - total flux cleaned = 0.00219101 Jy ! Component: 2050 - total flux cleaned = 0.002228 Jy ! Component: 2100 - total flux cleaned = 0.0022282 Jy ! Component: 2150 - total flux cleaned = 0.00233764 Jy ! Component: 2200 - total flux cleaned = 0.00251897 Jy ! Component: 2250 - total flux cleaned = 0.00248286 Jy ! Component: 2300 - total flux cleaned = 0.0026262 Jy ! Component: 2350 - total flux cleaned = 0.00284035 Jy ! Component: 2400 - total flux cleaned = 0.00291087 Jy ! Component: 2450 - total flux cleaned = 0.00266391 Jy ! Component: 2500 - total flux cleaned = 0.002734 Jy ! Component: 2550 - total flux cleaned = 0.00287416 Jy ! Component: 2600 - total flux cleaned = 0.0031174 Jy ! Component: 2650 - total flux cleaned = 0.00311735 Jy ! Component: 2700 - total flux cleaned = 0.00311749 Jy ! Component: 2750 - total flux cleaned = 0.00339128 Jy ! Component: 2800 - total flux cleaned = 0.00342495 Jy ! Component: 2850 - total flux cleaned = 0.00349259 Jy ! Component: 2900 - total flux cleaned = 0.00349285 Jy ! Component: 2950 - total flux cleaned = 0.00369396 Jy ! Component: 3000 - total flux cleaned = 0.00366089 Jy ! Component: 3050 - total flux cleaned = 0.00379372 Jy ! Component: 3100 - total flux cleaned = 0.00372753 Jy ! Component: 3150 - total flux cleaned = 0.00385924 Jy ! Component: 3200 - total flux cleaned = 0.00389169 Jy ! Component: 3250 - total flux cleaned = 0.00392426 Jy ! Component: 3300 - total flux cleaned = 0.00408653 Jy ! Component: 3350 - total flux cleaned = 0.00402186 Jy ! Component: 3400 - total flux cleaned = 0.00405394 Jy ! Component: 3450 - total flux cleaned = 0.00414991 Jy ! Component: 3500 - total flux cleaned = 0.00408635 Jy ! Component: 3550 - total flux cleaned = 0.00424516 Jy ! Component: 3600 - total flux cleaned = 0.0042135 Jy ! Component: 3650 - total flux cleaned = 0.00433937 Jy ! Component: 3700 - total flux cleaned = 0.00437068 Jy ! Component: 3750 - total flux cleaned = 0.00455785 Jy ! Component: 3800 - total flux cleaned = 0.0043717 Jy ! Component: 3850 - total flux cleaned = 0.00449516 Jy ! Component: 3900 - total flux cleaned = 0.00452597 Jy ! Component: 3950 - total flux cleaned = 0.0044952 Jy ! Component: 4000 - total flux cleaned = 0.00464768 Jy ! Component: 4050 - total flux cleaned = 0.00470845 Jy ! Total flux subtracted in 4096 components = 0.00470865 Jy ! Clean residual min=-0.001723 max=0.001633 Jy/beam ! Clean residual mean=0.000011 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.507441 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 496 components and 0.507442 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv122_uvs/J1936+7131_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.507 x 3.703 at 56.33 degrees (North through East) ! Clean map min=-0.0025109 max=0.33867 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv122_uvs/J1936+7131_S_map.fits wmodel /scr/pima/rv122_uvs/J1936+7131_S_map.mod ! Writing 496 model components to file: /scr/pima/rv122_uvs/J1936+7131_S_map.mod wobs /scr/pima/rv122_uvs/J1936+7131_S_uvs.fits ! Writing UV FITS file: /scr/pima/rv122_uvs/J1936+7131_S_uvs.fits wwins /scr/pima/rv122_uvs/J1936+7131_S_map.win ! wwins: Wrote 7 windows to /scr/pima/rv122_uvs/J1936+7131_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.338669 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000519512 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.460195 0.460195 0.920391 1.84078 3.68156 7.36313 14.7263 29.4525 58.905 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.338 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 651.897 quit ! Quitting program ! Log file /scr/pima/rv122_uvs/J1936+7131_S_dfm.log closed on Fri Jul 13 21:10:54 2018