! Started logfile: /vlbi/uf001/uvm//J0237+2848_S_a_dfm.log on Sun Jan 13 20:36:55 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//J0237+2848_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0237+2848_S_a_uvm.fits ! AN table 1: 58 integrations on 45 of 45 possible baselines. ! AN table 2: 23 integrations on 36 of 36 possible baselines. ! AN table 3: 8 integrations on 36 of 36 possible baselines. ! AN table 4: 5 integrations on 28 of 28 possible baselines. ! AN table 5: 29 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.625255 visibilities/baseline/integration-bin. ! Found source: J0237+2848 ! ! 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 9210 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 J0237+2848_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 198 telescope corrections were flagged in sub-array 1. ! A total of 51 telescope corrections were flagged in sub-array 2. ! A total of 33 telescope corrections were flagged in sub-array 3. ! A total of 13 telescope corrections were flagged in sub-array 4. ! A total of 124 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 198 telescope corrections were flagged in sub-array 1. ! A total of 51 telescope corrections were flagged in sub-array 2. ! A total of 33 telescope corrections were flagged in sub-array 3. ! A total of 13 telescope corrections were flagged in sub-array 4. ! A total of 124 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 198 telescope corrections were flagged in sub-array 1. ! A total of 51 telescope corrections were flagged in sub-array 2. ! A total of 33 telescope corrections were flagged in sub-array 3. ! A total of 13 telescope corrections were flagged in sub-array 4. ! A total of 124 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=2.289279Jy sigma=20.612515 ! Fit after self-cal, rms=1.100528Jy sigma=9.259721 ! 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=2.534 mas, bmaj=5.024 mas, bpa=-0.2442 degrees ! Estimated noise=1.06509 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 = 1.38256 Jy ! Component: 100 - total flux cleaned = 1.7804 Jy ! Total flux subtracted in 100 components = 1.7804 Jy ! Clean residual min=-0.043014 max=0.167344 Jy/beam ! Clean residual mean=0.000043 rms=0.009402 Jy/beam ! Combined flux in latest and established models = 1.7804 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.7804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.505685Jy sigma=4.110777 ! Fit after self-cal, rms=0.505475Jy sigma=4.109022 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.191686 Jy ! Component: 100 - total flux cleaned = 0.306687 Jy ! Total flux subtracted in 100 components = 0.306687 Jy ! Clean residual min=-0.034089 max=0.077985 Jy/beam ! Clean residual mean=0.000030 rms=0.006734 Jy/beam ! Combined flux in latest and established models = 2.08708 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 24 components and 2.08708 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.369197Jy sigma=3.118163 ! Fit after self-cal, rms=0.368929Jy sigma=3.113601 ! Inverting map ! Added new window around map position (0, 12). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0891429 Jy ! Component: 100 - total flux cleaned = 0.155826 Jy ! Total flux subtracted in 100 components = 0.155826 Jy ! Clean residual min=-0.030205 max=0.047118 Jy/beam ! Clean residual mean=0.000021 rms=0.005880 Jy/beam ! Combined flux in latest and established models = 2.24291 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 36 components and 2.24291 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.321025Jy sigma=2.793804 ! Fit after self-cal, rms=0.320041Jy sigma=2.783440 ! Inverting map ! Added new window around map position (3, 11.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0582695 Jy ! Component: 100 - total flux cleaned = 0.104066 Jy ! Total flux subtracted in 100 components = 0.104066 Jy ! Clean residual min=-0.027633 max=0.034169 Jy/beam ! Clean residual mean=0.000016 rms=0.005434 Jy/beam ! Combined flux in latest and established models = 2.34698 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 55 components and 2.34697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.295661Jy sigma=2.631537 ! Fit after self-cal, rms=0.295316Jy sigma=2.626701 ! Inverting map ! Added new window around map position (-3, 13). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0422614 Jy ! Component: 100 - total flux cleaned = 0.0770249 Jy ! Total flux subtracted in 100 components = 0.0770249 Jy ! Clean residual min=-0.026617 max=0.025170 Jy/beam ! Clean residual mean=0.000013 rms=0.005183 Jy/beam ! Combined flux in latest and established models = 2.424 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 71 components and 2.424 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.281559Jy sigma=2.547585 ! Fit after self-cal, rms=0.281409Jy sigma=2.544714 ! 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=3.171 mas, bmaj=6.152 mas, bpa=1.232 degrees ! Estimated noise=0.887959 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 = 0.0464187 Jy ! Component: 100 - total flux cleaned = 0.0788368 Jy ! Component: 150 - total flux cleaned = 0.10321 Jy ! Component: 200 - total flux cleaned = 0.122068 Jy ! Total flux subtracted in 200 components = 0.122068 Jy ! Clean residual min=-0.024504 max=0.029434 Jy/beam ! Clean residual mean=-0.000068 rms=0.005877 Jy/beam ! Combined flux in latest and established models = 2.54607 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 91 components and 2.54607 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.267484Jy sigma=2.474306 ! Fit after self-cal, rms=0.266984Jy sigma=2.468021 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.171 x 6.152 at 1.232 degrees (North through East) ! Clean map min=-0.023293 max=1.8844 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.96 KP 0.99 ! LA 0.94 MK 1.00 NL 1.04 OV 0.98 ! PT 1.15 SC 0.99 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 0.93 HN 1.00 LA 0.93 ! MK 1.05 NL 1.10 OV 1.02 PT 0.99 ! SC 1.06 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.93 HN 0.94 KP 0.97 ! LA 0.93 MK 1.00 OV 0.97 PT 0.95 ! SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.97 HN 0.98 LA 0.91 ! NL 0.99 OV 0.96 PT 0.92 SC 1.06 ! ! A total of 9 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.98 HN 1.00 KP 0.98 LA 0.93 ! MK 1.01 NL 1.01 OV 0.96 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 0.98 KP 1.02 ! LA 0.94 MK 1.01 NL 1.07 OV 0.99 ! PT 1.09 SC 1.02 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.91 HN 1.00 LA 0.96 ! MK 1.01 NL 1.13 OV 1.00 PT 1.02 ! SC 1.06 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.95 HN 0.97 KP 0.97 ! LA 0.94 MK 1.07 OV 0.92 PT 0.95 ! SC 0.94 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.05 FD 0.99 HN 0.98 LA 0.91 ! NL 0.98 OV 0.96 PT 0.93 SC 1.06 ! ! A total of 9 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.05 HN 1.00 KP 0.98 LA 0.95 ! MK 1.00 NL 1.03 OV 0.97 PT 0.95 ! SC 0.99 ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.00 KP 1.00 ! LA 0.93 MK 1.01 NL 1.08 OV 0.97 ! PT 1.07 SC 1.03 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.94 HN 1.01 LA 0.96 ! MK 1.01 NL 1.20 OV 1.00 PT 1.02 ! SC 1.06 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.95 HN 0.99 KP 0.98 ! LA 0.93 MK 1.13 OV 0.98 PT 0.94 ! SC 1.06 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 FD 0.98 HN 0.99 LA 0.90 ! NL 0.97 OV 0.96 PT 0.94 SC 1.05 ! ! A total of 9 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.97 HN 0.98 KP 0.98 LA 0.95 ! MK 1.04 NL 1.04 OV 0.99 PT 0.95 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.266984Jy sigma=2.468021 ! Fit after self-cal, rms=0.247718Jy sigma=2.091651 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.201 mas, bmaj=6.175 mas, bpa=1.738 degrees ! Estimated noise=0.903513 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 = 0.0132253 Jy ! Component: 100 - total flux cleaned = 0.0209823 Jy ! Component: 150 - total flux cleaned = 0.0269472 Jy ! Component: 200 - total flux cleaned = 0.0313799 Jy ! Total flux subtracted in 200 components = 0.0313799 Jy ! Clean residual min=-0.021327 max=0.019352 Jy/beam ! Clean residual mean=-0.000037 rms=0.004697 Jy/beam ! Combined flux in latest and established models = 2.57745 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 101 components and 2.57745 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.245410Jy sigma=2.077547 ! Fit after self-cal, rms=0.245329Jy sigma=2.075986 ! 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=0.245329Jy sigma=2.075986 ! Fit after self-cal, rms=0.103142Jy sigma=0.926046 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.203 mas, bmaj=6.18 mas, bpa=1.836 degrees ! Estimated noise=0.904703 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120078 Jy ! Component: 100 - total flux cleaned = 0.0149744 Jy ! Component: 150 - total flux cleaned = 0.0151941 Jy ! Component: 200 - total flux cleaned = 0.0155924 Jy ! Total flux subtracted in 200 components = 0.0155924 Jy ! Clean residual min=-0.008095 max=0.008103 Jy/beam ! Clean residual mean=0.000005 rms=0.001647 Jy/beam ! Combined flux in latest and established models = 2.59304 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 113 components and 2.59304 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.101419Jy sigma=0.909738 ! Fit after self-cal, rms=0.101326Jy sigma=0.908056 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 = 0.000597261 Jy ! Component: 100 - total flux cleaned = 0.000789827 Jy ! Component: 150 - total flux cleaned = 0.000963227 Jy ! Component: 200 - total flux cleaned = 0.000968173 Jy ! Total flux subtracted in 200 components = 0.000968173 Jy ! Clean residual min=-0.007903 max=0.007428 Jy/beam ! Clean residual mean=0.000005 rms=0.001628 Jy/beam ! Combined flux in latest and established models = 2.59401 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 117 components and 2.59401 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.100741Jy sigma=0.901704 ! Fit after self-cal, rms=0.100704Jy sigma=0.900839 ! 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=0.100704Jy sigma=0.900839 ! Fit after self-cal, rms=0.074500Jy sigma=0.674780 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.202 mas, bmaj=6.18 mas, bpa=1.822 degrees ! Estimated noise=0.905162 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133719 Jy ! Component: 100 - total flux cleaned = 0.001654 Jy ! Component: 150 - total flux cleaned = 0.0020929 Jy ! Component: 200 - total flux cleaned = 0.00236452 Jy ! Total flux subtracted in 200 components = 0.00236452 Jy ! Clean residual min=-0.007824 max=0.005534 Jy/beam ! Clean residual mean=0.000003 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 2.59637 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 120 components and 2.59637 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073899Jy sigma=0.667882 ! Fit after self-cal, rms=0.073861Jy sigma=0.666934 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 = -0.000112 Jy ! Component: 100 - total flux cleaned = 0.00015371 Jy ! Component: 150 - total flux cleaned = 0.000394266 Jy ! Component: 200 - total flux cleaned = 0.00050377 Jy ! Total flux subtracted in 200 components = 0.00050377 Jy ! Clean residual min=-0.007878 max=0.005141 Jy/beam ! Clean residual mean=0.000003 rms=0.000909 Jy/beam ! Combined flux in latest and established models = 2.59688 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 123 components and 2.59688 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073489Jy sigma=0.662177 ! Fit after self-cal, rms=0.073464Jy sigma=0.661532 ! 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=0.073464Jy sigma=0.661532 ! Fit after self-cal, rms=0.073408Jy sigma=0.661010 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.115 mas, bmaj=9.11 mas, bpa=4.066 degrees ! Estimated noise=1.25258 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00087609 Jy ! Component: 100 - total flux cleaned = 0.00138472 Jy ! Component: 150 - total flux cleaned = 0.00190918 Jy ! Component: 200 - total flux cleaned = 0.0020323 Jy ! Total flux subtracted in 200 components = 0.0020323 Jy ! Clean residual min=-0.004262 max=0.004578 Jy/beam ! Clean residual mean=0.000005 rms=0.000947 Jy/beam ! Combined flux in latest and established models = 2.59891 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 131 components and 2.59891 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073269Jy sigma=0.659996 ! Fit after self-cal, rms=0.073256Jy sigma=0.659643 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 (1.5, 23.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00467495 Jy ! Component: 100 - total flux cleaned = 0.00679885 Jy ! Component: 150 - total flux cleaned = 0.0080395 Jy ! Component: 200 - total flux cleaned = 0.00827295 Jy ! Total flux subtracted in 200 components = 0.00827295 Jy ! Clean residual min=-0.003858 max=0.003430 Jy/beam ! Clean residual mean=0.000002 rms=0.000886 Jy/beam ! Combined flux in latest and established models = 2.60718 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 171 components and 2.60718 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073004Jy sigma=0.658079 ! Fit after self-cal, rms=0.072990Jy sigma=0.657860 ! 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=3.202 mas, bmaj=6.18 mas, bpa=1.804 degrees ! Estimated noise=0.905847 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.202 x 6.18 at 1.804 degrees (North through East) ! Clean map min=-0.0046721 max=1.8961 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072990Jy sigma=0.657860 ! Fit after self-cal, rms=0.068042Jy sigma=0.604613 ! Inverting map and beam ! Estimated beam: bmin=3.203 mas, bmaj=6.179 mas, bpa=1.792 degrees ! Estimated noise=0.90558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215708 Jy ! Component: 100 - total flux cleaned = 0.00343883 Jy ! Component: 150 - total flux cleaned = 0.00373271 Jy ! Component: 200 - total flux cleaned = 0.00399179 Jy ! Total flux subtracted in 200 components = 0.00399179 Jy ! Clean residual min=-0.007157 max=0.004762 Jy/beam ! Clean residual mean=0.000003 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 2.61117 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 196 components and 2.61117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067528Jy sigma=0.597600 ! Fit after self-cal, rms=0.067514Jy sigma=0.597336 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000510904 Jy ! Component: 100 - total flux cleaned = 0.000750185 Jy ! Component: 150 - total flux cleaned = 0.000745759 Jy ! Component: 200 - total flux cleaned = 0.000856426 Jy ! Total flux subtracted in 200 components = 0.000856426 Jy ! Clean residual min=-0.007201 max=0.004669 Jy/beam ! Clean residual mean=0.000003 rms=0.000825 Jy/beam ! Combined flux in latest and established models = 2.61203 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 209 components and 2.61203 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067212Jy sigma=0.593105 ! Fit after self-cal, rms=0.067203Jy sigma=0.592959 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067203Jy sigma=0.592959 ! Fit after self-cal, rms=0.067129Jy sigma=0.592440 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=2.57 mas, bmaj=5.059 mas, bpa=0.4746 degrees ! Estimated noise=1.09061 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.40025 Jy ! Component: 100 - total flux cleaned = 1.80054 Jy ! Component: 150 - total flux cleaned = 1.9889 Jy ! Component: 200 - total flux cleaned = 2.103 Jy ! Total flux subtracted in 200 components = 2.103 Jy ! Clean residual min=-0.018497 max=0.064205 Jy/beam ! Clean residual mean=0.000027 rms=0.004682 Jy/beam ! Combined flux in latest and established models = 2.103 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 25 model components to the UV plane model. ! The established model now contains 25 components and 2.103 Jy ! Inverting map and beam ! Estimated beam: bmin=3.202 mas, bmaj=6.179 mas, bpa=1.777 degrees ! Estimated noise=0.906235 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 = 0.130877 Jy ! Component: 100 - total flux cleaned = 0.220496 Jy ! Component: 150 - total flux cleaned = 0.284992 Jy ! Component: 200 - total flux cleaned = 0.332982 Jy ! Total flux subtracted in 200 components = 0.332982 Jy ! Clean residual min=-0.008530 max=0.027616 Jy/beam ! Clean residual mean=0.000015 rms=0.002754 Jy/beam ! Combined flux in latest and established models = 2.43598 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 69 components and 2.43598 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0364908 Jy ! Component: 100 - total flux cleaned = 0.0647569 Jy ! Component: 150 - total flux cleaned = 0.0870735 Jy ! Component: 200 - total flux cleaned = 0.104974 Jy ! Total flux subtracted in 200 components = 0.104974 Jy ! Clean residual min=-0.005999 max=0.011173 Jy/beam ! Clean residual mean=0.000008 rms=0.001410 Jy/beam ! Combined flux in latest and established models = 2.54095 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 103 components and 2.54096 Jy ! Inverting map ! Added new window around map position (-1, 5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0144851 Jy ! Component: 100 - total flux cleaned = 0.0253823 Jy ! Component: 150 - total flux cleaned = 0.0291136 Jy ! Component: 200 - total flux cleaned = 0.0318018 Jy ! Total flux subtracted in 200 components = 0.0318018 Jy ! Clean residual min=-0.006182 max=0.006809 Jy/beam ! Clean residual mean=0.000006 rms=0.001106 Jy/beam ! Combined flux in latest and established models = 2.57276 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 118 components and 2.57276 Jy ! Inverting map ! Added new window around map position (-7.5, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0029342 Jy ! Component: 100 - total flux cleaned = 0.00497977 Jy ! Component: 150 - total flux cleaned = 0.00721459 Jy ! Component: 200 - total flux cleaned = 0.00931994 Jy ! Total flux subtracted in 200 components = 0.00931994 Jy ! Clean residual min=-0.004912 max=0.006236 Jy/beam ! Clean residual mean=0.000005 rms=0.000998 Jy/beam ! Combined flux in latest and established models = 2.58208 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 133 components and 2.58208 Jy ! Inverting map ! Added new window around map position (4, -6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0028086 Jy ! Component: 100 - total flux cleaned = 0.00475857 Jy ! Component: 150 - total flux cleaned = 0.00608696 Jy ! Component: 200 - total flux cleaned = 0.00762364 Jy ! Total flux subtracted in 200 components = 0.00762364 Jy ! Clean residual min=-0.004526 max=0.004567 Jy/beam ! Clean residual mean=0.000005 rms=0.000930 Jy/beam ! Combined flux in latest and established models = 2.5897 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 140 components and 2.5897 Jy ! Inverting map ! Added new window around map position (5, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149357 Jy ! Component: 100 - total flux cleaned = 0.00290944 Jy ! Component: 150 - total flux cleaned = 0.00381861 Jy ! Component: 200 - total flux cleaned = 0.00492766 Jy ! Total flux subtracted in 200 components = 0.00492766 Jy ! Clean residual min=-0.004297 max=0.004053 Jy/beam ! Clean residual mean=0.000004 rms=0.000879 Jy/beam ! Combined flux in latest and established models = 2.59463 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 149 components and 2.59463 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=7.115 mas, bmaj=9.108 mas, bpa=4.036 degrees ! Estimated noise=1.25299 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00665533 Jy ! Component: 100 - total flux cleaned = 0.0107184 Jy ! Component: 150 - total flux cleaned = 0.0124456 Jy ! Component: 200 - total flux cleaned = 0.0138684 Jy ! Total flux subtracted in 200 components = 0.0138684 Jy ! Clean residual min=-0.003436 max=0.003762 Jy/beam ! Clean residual mean=0.000006 rms=0.000832 Jy/beam ! Combined flux in latest and established models = 2.6085 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) ! Added new window around map position (-12.5, 68.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00331287 Jy ! Component: 100 - total flux cleaned = 0.00467236 Jy ! Component: 150 - total flux cleaned = 0.00570705 Jy ! Component: 200 - total flux cleaned = 0.00672755 Jy ! Total flux subtracted in 200 components = 0.00672755 Jy ! Clean residual min=-0.003230 max=0.002981 Jy/beam ! Clean residual mean=0.000007 rms=0.000786 Jy/beam ! Combined flux in latest and established models = 2.61522 Jy ! Adding 108 model components to the UV plane model. ! The established model now contains 253 components and 2.61522 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.202 mas, bmaj=6.179 mas, bpa=1.777 degrees ! Estimated noise=0.906235 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00115594 Jy ! Component: 100 - total flux cleaned = -0.00115833 Jy ! Component: 150 - total flux cleaned = -0.0011587 Jy ! Component: 200 - total flux cleaned = -0.000967487 Jy ! Total flux subtracted in 200 components = -0.000967487 Jy ! Clean residual min=-0.003881 max=0.004057 Jy/beam ! Clean residual mean=0.000003 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 2.61426 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 257 components and 2.61426 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066563Jy sigma=0.590833 ! Fit after self-cal, rms=0.066518Jy sigma=0.587889 wmodel J0237+2848_S_a_map.mod ! Writing 257 model components to file: J0237+2848_S_a_map.mod wobs J0237+2848_S_a_uvs.fits ! Writing UV FITS file: J0237+2848_S_a_uvs.fits wwins J0237+2848_S_a_map.win ! wwins: Wrote 10 windows to J0237+2848_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 = 0.00140971 Jy ! Component: 100 - total flux cleaned = 0.00217826 Jy ! Component: 150 - total flux cleaned = 0.00277986 Jy ! Component: 200 - total flux cleaned = 0.00323394 Jy ! Component: 250 - total flux cleaned = 0.00367551 Jy ! Component: 300 - total flux cleaned = 0.0038603 Jy ! Component: 350 - total flux cleaned = 0.00392058 Jy ! Component: 400 - total flux cleaned = 0.00398067 Jy ! Component: 450 - total flux cleaned = 0.00421398 Jy ! Component: 500 - total flux cleaned = 0.00427016 Jy ! Component: 550 - total flux cleaned = 0.00438372 Jy ! Component: 600 - total flux cleaned = 0.00460772 Jy ! Component: 650 - total flux cleaned = 0.00477366 Jy ! Component: 700 - total flux cleaned = 0.00493746 Jy ! Component: 750 - total flux cleaned = 0.00504561 Jy ! Component: 800 - total flux cleaned = 0.0052594 Jy ! Component: 850 - total flux cleaned = 0.00536545 Jy ! Component: 900 - total flux cleaned = 0.00547012 Jy ! Component: 950 - total flux cleaned = 0.00557394 Jy ! Component: 1000 - total flux cleaned = 0.00567656 Jy ! Component: 1050 - total flux cleaned = 0.00582952 Jy ! Component: 1100 - total flux cleaned = 0.0057283 Jy ! Component: 1150 - total flux cleaned = 0.00597892 Jy ! Component: 1200 - total flux cleaned = 0.00612731 Jy ! Component: 1250 - total flux cleaned = 0.00597943 Jy ! Component: 1300 - total flux cleaned = 0.0061261 Jy ! Component: 1350 - total flux cleaned = 0.00612559 Jy ! Component: 1400 - total flux cleaned = 0.00612525 Jy ! Component: 1450 - total flux cleaned = 0.00607775 Jy ! Component: 1500 - total flux cleaned = 0.00598355 Jy ! Component: 1550 - total flux cleaned = 0.00621809 Jy ! Component: 1600 - total flux cleaned = 0.00612424 Jy ! Component: 1650 - total flux cleaned = 0.00621683 Jy ! Component: 1700 - total flux cleaned = 0.00612529 Jy ! Component: 1750 - total flux cleaned = 0.00626234 Jy ! Component: 1800 - total flux cleaned = 0.00626225 Jy ! Component: 1850 - total flux cleaned = 0.00630739 Jy ! Component: 1900 - total flux cleaned = 0.00621774 Jy ! Component: 1950 - total flux cleaned = 0.00635111 Jy ! Component: 2000 - total flux cleaned = 0.00635131 Jy ! Component: 2050 - total flux cleaned = 0.00635126 Jy ! Component: 2100 - total flux cleaned = 0.00639501 Jy ! Component: 2150 - total flux cleaned = 0.00639541 Jy ! Component: 2200 - total flux cleaned = 0.00661114 Jy ! Component: 2250 - total flux cleaned = 0.00661116 Jy ! Component: 2300 - total flux cleaned = 0.00661142 Jy ! Component: 2350 - total flux cleaned = 0.00673898 Jy ! Component: 2400 - total flux cleaned = 0.00669677 Jy ! Component: 2450 - total flux cleaned = 0.00682306 Jy ! Component: 2500 - total flux cleaned = 0.00669741 Jy ! Component: 2550 - total flux cleaned = 0.0069466 Jy ! Component: 2600 - total flux cleaned = 0.00702926 Jy ! Component: 2650 - total flux cleaned = 0.00698776 Jy ! Component: 2700 - total flux cleaned = 0.00702879 Jy ! Component: 2750 - total flux cleaned = 0.00706925 Jy ! Component: 2800 - total flux cleaned = 0.00719073 Jy ! Component: 2850 - total flux cleaned = 0.00702902 Jy ! Component: 2900 - total flux cleaned = 0.00706904 Jy ! Component: 2950 - total flux cleaned = 0.0072287 Jy ! Component: 3000 - total flux cleaned = 0.00718879 Jy ! Component: 3050 - total flux cleaned = 0.00718875 Jy ! Component: 3100 - total flux cleaned = 0.00703108 Jy ! Component: 3150 - total flux cleaned = 0.00687439 Jy ! Component: 3200 - total flux cleaned = 0.00691347 Jy ! Component: 3250 - total flux cleaned = 0.00679697 Jy ! Component: 3300 - total flux cleaned = 0.00695182 Jy ! Component: 3350 - total flux cleaned = 0.00687452 Jy ! Component: 3400 - total flux cleaned = 0.00675938 Jy ! Component: 3450 - total flux cleaned = 0.0067591 Jy ! Component: 3500 - total flux cleaned = 0.00687332 Jy ! Component: 3550 - total flux cleaned = 0.00687304 Jy ! Component: 3600 - total flux cleaned = 0.00664663 Jy ! Component: 3650 - total flux cleaned = 0.006797 Jy ! Component: 3700 - total flux cleaned = 0.00664724 Jy ! Component: 3750 - total flux cleaned = 0.00672185 Jy ! Component: 3800 - total flux cleaned = 0.00672203 Jy ! Component: 3850 - total flux cleaned = 0.00653717 Jy ! Component: 3900 - total flux cleaned = 0.00675846 Jy ! Component: 3950 - total flux cleaned = 0.0066481 Jy ! Component: 4000 - total flux cleaned = 0.00668462 Jy ! Component: 4050 - total flux cleaned = 0.00664829 Jy ! Total flux subtracted in 4096 components = 0.00672089 Jy ! Clean residual min=-0.001812 max=0.001812 Jy/beam ! Clean residual mean=0.000004 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 2.62098 Jy keep ! Adding 264 model components to the UV plane model. ! The established model now contains 498 components and 2.62098 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0237+2848_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.202 x 6.179 at 1.777 degrees (North through East) ! Clean map min=-0.0031576 max=1.8989 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0237+2848_S_a_map.fits wmodel /vlbi/uf001/uvm//J0237+2848_S_a_map.mod ! Writing 498 model components to file: /vlbi/uf001/uvm//J0237+2848_S_a_map.mod wobs /vlbi/uf001/uvm//J0237+2848_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0237+2848_S_a_uvs.fits wwins /vlbi/uf001/uvm//J0237+2848_S_a_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uvm//J0237+2848_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.89891 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000625036 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0987468 0.0987468 0.197494 0.394987 0.789974 1.57995 3.1599 6.3198 12.6396 25.2792 50.5584 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.898 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3038.07 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0237+2848_S_a_dfm.log closed on Sun Jan 13 20:37:01 2019