! Started logfile: /vlbi/sb072/temp_maps//J1223+0820_C_dfm.log on Thu Jan 31 09:33:45 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1223+0820_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1223+0820_C_uva.fits ! AN table 1: 23 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1223+0820 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 76 lines of history. ! ! Reading 3864 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1223+0820_C] 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 0.300x0.300 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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.000634Jy sigma=43.708641 ! Fit after self-cal, rms=0.994857Jy sigma=43.467909 ! 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=1.087 mas, bmaj=3.107 mas, bpa=4.853 degrees ! Estimated noise=0.456717 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 = 0.00412856 Jy ! Component: 100 - total flux cleaned = 0.00481178 Jy ! Total flux subtracted in 100 components = 0.00481178 Jy ! Clean residual min=-0.001330 max=0.001575 Jy/beam ! Clean residual mean=-0.000000 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.00481177 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.00481177 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.015527Jy sigma=0.650036 ! Fit after self-cal, rms=0.014282Jy sigma=0.593357 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00342202 Jy ! Component: 100 - total flux cleaned = 0.00354804 Jy ! Total flux subtracted in 100 components = 0.00354804 Jy ! Clean residual min=-0.001014 max=0.001084 Jy/beam ! Clean residual mean=-0.000000 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.00835982 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.00835982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.013644Jy sigma=0.566710 ! Fit after self-cal, rms=0.013636Jy sigma=0.566444 ! 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=1.334 mas, bmaj=3.406 mas, bpa=3.969 degrees ! Estimated noise=0.263937 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 = -0.000303998 Jy ! Component: 100 - total flux cleaned = -0.000452029 Jy ! Component: 150 - total flux cleaned = -0.000567977 Jy ! Component: 200 - total flux cleaned = -0.000682019 Jy ! Total flux subtracted in 200 components = -0.000682019 Jy ! Clean residual min=-0.000663 max=0.000659 Jy/beam ! Clean residual mean=-0.000000 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.0076778 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 20 components and 0.0076778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.013613Jy sigma=0.565547 ! Fit after self-cal, rms=0.013605Jy sigma=0.565349 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.334 x 3.406 at 3.969 degrees (North through East) ! Clean map min=-0.00064362 max=0.0090011 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.74 KP 0.99 LA 0.93 ! MK 0.88 OV 0.75 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.83 KP 0.95 LA 0.95 ! MK 0.99 OV 1.01 SC 0.79 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 HN 0.86 KP 1.02 LA 1.13 ! MK 0.90 OV 1.08 SC 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.01 KP 1.03 LA 1.26 ! MK 1.13 OV 0.93 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 HN 0.92 KP 1.02 LA 1.33 ! MK 0.91 OV 0.99 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.30 HN 0.85 KP 0.85 LA 1.31 ! MK 1.10 OV 1.01 SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.23 HN 0.96 KP 0.92 LA 1.25 ! MK 0.97 OV 1.02 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 0.83 KP 1.07 LA 1.08 ! MK 1.10 OV 1.00 SC 0.99 ! ! ! Fit before self-cal, rms=0.013605Jy sigma=0.565349 ! Fit after self-cal, rms=0.013289Jy sigma=0.560737 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.306 mas, bmaj=3.39 mas, bpa=3.711 degrees ! Estimated noise=0.261239 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 = 6.32037e-05 Jy ! Component: 100 - total flux cleaned = 7.6923e-05 Jy ! Component: 150 - total flux cleaned = 8.09027e-05 Jy ! Component: 200 - total flux cleaned = 7.76193e-05 Jy ! Total flux subtracted in 200 components = 7.76193e-05 Jy ! Clean residual min=-0.000530 max=0.000504 Jy/beam ! Clean residual mean=0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.00775542 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 29 components and 0.00775542 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.013286Jy sigma=0.560586 ! Fit after self-cal, rms=0.013320Jy sigma=0.559585 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.013320Jy sigma=0.559585 ! Fit after self-cal, rms=0.013571Jy sigma=0.559285 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.293 mas, bmaj=3.375 mas, bpa=3.599 degrees ! Estimated noise=0.262319 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.68325e-05 Jy ! Component: 100 - total flux cleaned = 4.95094e-05 Jy ! Component: 150 - total flux cleaned = 4.61341e-05 Jy ! Component: 200 - total flux cleaned = 4.33173e-05 Jy ! Total flux subtracted in 200 components = 4.33173e-05 Jy ! Clean residual min=-0.000550 max=0.000512 Jy/beam ! Clean residual mean=0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.00779874 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 0.00779874 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.013570Jy sigma=0.559199 ! Fit after self-cal, rms=0.013589Jy sigma=0.559095 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 = -6.59583e-05 Jy ! Component: 100 - total flux cleaned = -8.17854e-05 Jy ! Component: 150 - total flux cleaned = -8.92333e-05 Jy ! Component: 200 - total flux cleaned = -9.15572e-05 Jy ! Total flux subtracted in 200 components = -9.15572e-05 Jy ! Clean residual min=-0.000551 max=0.000520 Jy/beam ! Clean residual mean=-0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.00770718 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 33 components and 0.00770718 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.013587Jy sigma=0.559037 ! Fit after self-cal, rms=0.013589Jy sigma=0.559020 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.013589Jy sigma=0.559020 ! Fit after self-cal, rms=0.013899Jy sigma=0.559073 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.287 mas, bmaj=3.368 mas, bpa=3.478 degrees ! Estimated noise=0.266283 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00014686 Jy ! Component: 100 - total flux cleaned = 0.000210654 Jy ! Component: 150 - total flux cleaned = 0.000215333 Jy ! Component: 200 - total flux cleaned = 0.000221579 Jy ! Total flux subtracted in 200 components = 0.000221579 Jy ! Clean residual min=-0.000548 max=0.000521 Jy/beam ! Clean residual mean=0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.00792876 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 35 components and 0.00792876 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.013897Jy sigma=0.558999 ! Fit after self-cal, rms=0.013904Jy sigma=0.558944 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 = 1.00096e-05 Jy ! Component: 100 - total flux cleaned = 2.52073e-07 Jy ! Component: 150 - total flux cleaned = -1.79886e-06 Jy ! Component: 200 - total flux cleaned = -1.74734e-06 Jy ! Total flux subtracted in 200 components = -1.74734e-06 Jy ! Clean residual min=-0.000551 max=0.000518 Jy/beam ! Clean residual mean=0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.00792701 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 35 components and 0.00792701 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.013903Jy sigma=0.558909 ! Fit after self-cal, rms=0.013904Jy sigma=0.558900 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.013904Jy sigma=0.558900 ! Fit after self-cal, rms=0.014122Jy sigma=0.558929 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.101 mas, bmaj=4.547 mas, bpa=-2.825 degrees ! Estimated noise=0.438527 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000309054 Jy ! Component: 100 - total flux cleaned = 0.000416979 Jy ! Component: 150 - total flux cleaned = 0.00046337 Jy ! Component: 200 - total flux cleaned = 0.000472849 Jy ! Total flux subtracted in 200 components = 0.000472849 Jy ! Clean residual min=-0.000550 max=0.000652 Jy/beam ! Clean residual mean=-0.000000 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.00839986 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 43 components and 0.00839986 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.014122Jy sigma=0.559004 ! Fit after self-cal, rms=0.014123Jy sigma=0.558869 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 = 0.000112023 Jy ! Component: 100 - total flux cleaned = 0.000121632 Jy ! Component: 150 - total flux cleaned = 0.000131481 Jy ! Component: 200 - total flux cleaned = 0.000138011 Jy ! Total flux subtracted in 200 components = 0.000138011 Jy ! Clean residual min=-0.000536 max=0.000647 Jy/beam ! Clean residual mean=-0.000000 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.00853787 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 44 components and 0.00853787 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.014124Jy sigma=0.558955 ! Fit after self-cal, rms=0.014126Jy sigma=0.558921 ! 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=1.283 mas, bmaj=3.363 mas, bpa=3.357 degrees ! Estimated noise=0.269679 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.283 x 3.363 at 3.357 degrees (North through East) ! Clean map min=-0.00052902 max=0.0090839 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=1.058 mas, bmaj=3.108 mas, bpa=4.099 degrees ! Estimated noise=0.457197 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00723753 Jy ! Component: 100 - total flux cleaned = 0.00867106 Jy ! Component: 150 - total flux cleaned = 0.00837755 Jy ! Component: 200 - total flux cleaned = 0.00809345 Jy ! Total flux subtracted in 200 components = 0.00809345 Jy ! Clean residual min=-0.000951 max=0.001078 Jy/beam ! Clean residual mean=-0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.00809345 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 0.00809345 Jy ! Inverting map and beam ! Estimated beam: bmin=1.283 mas, bmaj=3.363 mas, bpa=3.357 degrees ! Estimated noise=0.269679 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-13.8, 53.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000419248 Jy ! Component: 100 - total flux cleaned = 0.000451997 Jy ! Component: 150 - total flux cleaned = 0.00041636 Jy ! Component: 200 - total flux cleaned = 0.000377299 Jy ! Total flux subtracted in 200 components = 0.000377299 Jy ! Clean residual min=-0.000490 max=0.000494 Jy/beam ! Clean residual mean=0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.00847075 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 30 components and 0.00847075 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.101 mas, bmaj=4.547 mas, bpa=-2.825 degrees ! Estimated noise=0.438527 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000279065 Jy ! Component: 100 - total flux cleaned = 0.000279582 Jy ! Component: 150 - total flux cleaned = 0.000267442 Jy ! Component: 200 - total flux cleaned = 0.000267505 Jy ! Total flux subtracted in 200 components = 0.000267505 Jy ! Clean residual min=-0.000505 max=0.000632 Jy/beam ! Clean residual mean=-0.000000 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.00873826 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 (57, -64.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000284116 Jy ! Component: 100 - total flux cleaned = 0.000210946 Jy ! Component: 150 - total flux cleaned = 0.000186305 Jy ! Component: 200 - total flux cleaned = 0.000164523 Jy ! Total flux subtracted in 200 components = 0.000164523 Jy ! Clean residual min=-0.000371 max=0.000339 Jy/beam ! Clean residual mean=-0.000000 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.00890278 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 82 components and 0.00890278 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.283 mas, bmaj=3.363 mas, bpa=3.357 degrees ! Estimated noise=0.269679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.70238e-05 Jy ! Component: 100 - total flux cleaned = 3.68891e-05 Jy ! Component: 150 - total flux cleaned = 3.86553e-06 Jy ! Component: 200 - total flux cleaned = -3.39546e-05 Jy ! Total flux subtracted in 200 components = -3.39546e-05 Jy ! Clean residual min=-0.000478 max=0.000434 Jy/beam ! Clean residual mean=0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.00886883 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 106 components and 0.00886883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.014087Jy sigma=0.557642 ! Fit after self-cal, rms=0.014074Jy sigma=0.556885 wmodel J1223+0820_C_map.mod ! Writing 106 model components to file: J1223+0820_C_map.mod wobs J1223+0820_C_uvs.fits ! Writing UV FITS file: J1223+0820_C_uvs.fits wwins J1223+0820_C_map.win ! wwins: Wrote 3 windows to J1223+0820_C_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 = -4.225e-05 Jy ! Component: 100 - total flux cleaned = -3.36534e-05 Jy ! Component: 150 - total flux cleaned = -4.13091e-05 Jy ! Component: 200 - total flux cleaned = -6.3135e-05 Jy ! Component: 250 - total flux cleaned = -4.91925e-05 Jy ! Component: 300 - total flux cleaned = -8.89978e-06 Jy ! Component: 350 - total flux cleaned = 2.36351e-05 Jy ! Component: 400 - total flux cleaned = 4.8735e-05 Jy ! Component: 450 - total flux cleaned = 4.86929e-05 Jy ! Component: 500 - total flux cleaned = 6.63676e-05 Jy ! Component: 550 - total flux cleaned = 8.35465e-05 Jy ! Component: 600 - total flux cleaned = 5.56016e-05 Jy ! Component: 650 - total flux cleaned = 6.12583e-05 Jy ! Component: 700 - total flux cleaned = 4.01003e-05 Jy ! Component: 750 - total flux cleaned = 4.53885e-05 Jy ! Component: 800 - total flux cleaned = 5.04142e-05 Jy ! Component: 850 - total flux cleaned = 3.03596e-05 Jy ! Component: 900 - total flux cleaned = 2.54443e-05 Jy ! Component: 950 - total flux cleaned = 6.19604e-06 Jy ! Component: 1000 - total flux cleaned = -7.78953e-06 Jy ! Component: 1050 - total flux cleaned = -2.14414e-05 Jy ! Component: 1100 - total flux cleaned = -2.13899e-05 Jy ! Component: 1150 - total flux cleaned = -3.45937e-05 Jy ! Component: 1200 - total flux cleaned = -4.75757e-05 Jy ! Component: 1250 - total flux cleaned = -6.04625e-05 Jy ! Component: 1300 - total flux cleaned = -9.39005e-05 Jy ! Component: 1350 - total flux cleaned = -0.000102135 Jy ! Component: 1400 - total flux cleaned = -0.000130516 Jy ! Component: 1450 - total flux cleaned = -0.000142453 Jy ! Component: 1500 - total flux cleaned = -0.000165882 Jy ! Component: 1550 - total flux cleaned = -0.000188904 Jy ! Component: 1600 - total flux cleaned = -0.00020782 Jy ! Component: 1650 - total flux cleaned = -0.000226437 Jy ! Component: 1700 - total flux cleaned = -0.000255888 Jy ! Component: 1750 - total flux cleaned = -0.00026314 Jy ! Component: 1800 - total flux cleaned = -0.00028823 Jy ! Component: 1850 - total flux cleaned = -0.000309374 Jy ! Component: 1900 - total flux cleaned = -0.000316301 Jy ! Component: 1950 - total flux cleaned = -0.000330095 Jy ! Component: 2000 - total flux cleaned = -0.000340331 Jy ! Component: 2050 - total flux cleaned = -0.000343739 Jy ! Component: 2100 - total flux cleaned = -0.000350363 Jy ! Component: 2150 - total flux cleaned = -0.000370039 Jy ! Component: 2200 - total flux cleaned = -0.000376507 Jy ! Component: 2250 - total flux cleaned = -0.00038295 Jy ! Component: 2300 - total flux cleaned = -0.000386118 Jy ! Component: 2350 - total flux cleaned = -0.000392427 Jy ! Component: 2400 - total flux cleaned = -0.000379998 Jy ! Component: 2450 - total flux cleaned = -0.000383073 Jy ! Component: 2500 - total flux cleaned = -0.000376947 Jy ! Component: 2550 - total flux cleaned = -0.000376954 Jy ! Component: 2600 - total flux cleaned = -0.000367968 Jy ! Component: 2650 - total flux cleaned = -0.000365019 Jy ! Component: 2700 - total flux cleaned = -0.000367925 Jy ! Component: 2750 - total flux cleaned = -0.00035916 Jy ! Component: 2800 - total flux cleaned = -0.000353364 Jy ! Component: 2850 - total flux cleaned = -0.000356234 Jy ! Component: 2900 - total flux cleaned = -0.000356237 Jy ! Component: 2950 - total flux cleaned = -0.000364719 Jy ! Component: 3000 - total flux cleaned = -0.000367535 Jy ! Component: 3050 - total flux cleaned = -0.000375853 Jy ! Component: 3100 - total flux cleaned = -0.000375858 Jy ! Component: 3150 - total flux cleaned = -0.000378621 Jy ! Component: 3200 - total flux cleaned = -0.000373164 Jy ! Component: 3250 - total flux cleaned = -0.000383956 Jy ! Component: 3300 - total flux cleaned = -0.000386639 Jy ! Component: 3350 - total flux cleaned = -0.000378654 Jy ! Component: 3400 - total flux cleaned = -0.000376015 Jy ! Component: 3450 - total flux cleaned = -0.000376016 Jy ! Component: 3500 - total flux cleaned = -0.000362947 Jy ! Component: 3550 - total flux cleaned = -0.000362934 Jy ! Component: 3600 - total flux cleaned = -0.000360358 Jy ! Component: 3650 - total flux cleaned = -0.00035013 Jy ! Component: 3700 - total flux cleaned = -0.000355216 Jy ! Component: 3750 - total flux cleaned = -0.000357762 Jy ! Component: 3800 - total flux cleaned = -0.000360282 Jy ! Component: 3850 - total flux cleaned = -0.000380291 Jy ! Component: 3900 - total flux cleaned = -0.000375295 Jy ! Component: 3950 - total flux cleaned = -0.000375303 Jy ! Component: 4000 - total flux cleaned = -0.00038272 Jy ! Component: 4050 - total flux cleaned = -0.000392524 Jy ! Total flux subtracted in 4096 components = -0.00040471 Jy ! Clean residual min=-0.000155 max=0.000163 Jy/beam ! Clean residual mean=-0.000000 rms=0.000040 Jy/beam ! Combined flux in latest and established models = 0.00846412 Jy keep ! Adding 277 model components to the UV plane model. ! The established model now contains 383 components and 0.00846412 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1223+0820_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.283 x 3.363 at 3.357 degrees (North through East) ! Clean map min=-0.00030627 max=0.0089729 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1223+0820_C_map.fits wmodel /vlbi/sb072/temp_maps//J1223+0820_C_map.mod ! Writing 383 model components to file: /vlbi/sb072/temp_maps//J1223+0820_C_map.mod wobs /vlbi/sb072/temp_maps//J1223+0820_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1223+0820_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1223+0820_C_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1223+0820_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00897287 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 3.92996e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.31395 1.31395 2.62789 5.25578 10.5116 21.0231 42.0463 84.0925 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.008 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 228.319 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1223+0820_C_dfm.log closed on Thu Jan 31 09:33:49 2019