! Started logfile: /vlbi/sb072/temp_maps//J1721+3542_C_dfm.log on Sat Dec 15 22:27:56 2018 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//J1721+3542_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1721+3542_C_uva.fits ! AN table 1: 7 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1721+3542 ! ! 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 94 lines of history. ! ! Reading 2016 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 J1721+3542_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=1.009115Jy sigma=41.670151 ! Fit after self-cal, rms=0.849819Jy sigma=35.153206 ! 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=1.241 mas, bmaj=4.431 mas, bpa=-5.865 degrees ! Estimated noise=0.597125 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 = 0.113337 Jy ! Component: 100 - total flux cleaned = 0.139769 Jy ! Total flux subtracted in 100 components = 0.139769 Jy ! Clean residual min=-0.005683 max=0.010567 Jy/beam ! Clean residual mean=-0.000014 rms=0.001248 Jy/beam ! Combined flux in latest and established models = 0.139769 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.139769 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=0.034381Jy sigma=1.220002 ! Fit after self-cal, rms=0.034356Jy sigma=1.218974 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117818 Jy ! Component: 100 - total flux cleaned = 0.0178909 Jy ! Total flux subtracted in 100 components = 0.0178909 Jy ! Clean residual min=-0.004821 max=0.008554 Jy/beam ! Clean residual mean=-0.000010 rms=0.000960 Jy/beam ! Combined flux in latest and established models = 0.157659 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 23 components and 0.157659 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=0.028314Jy sigma=0.955968 ! Fit after self-cal, rms=0.028273Jy sigma=0.953030 ! Inverting map ! Added new window around map position (0.3, -9.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00751492 Jy ! Component: 100 - total flux cleaned = 0.0120834 Jy ! Total flux subtracted in 100 components = 0.0120834 Jy ! Clean residual min=-0.003741 max=0.004264 Jy/beam ! Clean residual mean=-0.000007 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 0.169743 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 44 components and 0.169743 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=0.025134Jy sigma=0.812097 ! Fit after self-cal, rms=0.024904Jy sigma=0.802038 ! 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=1.599 mas, bmaj=4.766 mas, bpa=-5.984 degrees ! Estimated noise=0.4243 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 = 0.00616805 Jy ! Component: 100 - total flux cleaned = 0.0104318 Jy ! Component: 150 - total flux cleaned = 0.013661 Jy ! Component: 200 - total flux cleaned = 0.0161391 Jy ! Total flux subtracted in 200 components = 0.0161391 Jy ! Clean residual min=-0.003489 max=0.003903 Jy/beam ! Clean residual mean=-0.000004 rms=0.000910 Jy/beam ! Combined flux in latest and established models = 0.185882 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 78 components and 0.185882 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=0.022612Jy sigma=0.701354 ! Fit after self-cal, rms=0.022456Jy sigma=0.691601 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.599 x 4.766 at -5.984 degrees (North through East) ! Clean map min=-0.0032374 max=0.14965 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 KP 0.98 LA 1.04 ! MK 0.96 NL 1.07 OV 1.01 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 KP 0.99 LA 1.05 ! MK 0.98 NL 1.05 OV 1.00 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 KP 0.97 LA 1.04 ! MK 0.98 NL 1.04 OV 1.01 PT 0.92 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 KP 0.96 LA 1.05 ! MK 0.98 NL 1.05 OV 1.01 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.97 KP 0.97 LA 1.03 ! MK 1.00 NL 1.05 OV 1.01 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 KP 0.96 LA 1.05 ! MK 1.00 NL 1.05 OV 1.01 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 KP 0.98 LA 1.04 ! MK 0.99 NL 1.06 OV 1.01 PT 0.92 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 KP 0.96 LA 1.03 ! MK 1.00 NL 1.05 OV 1.01 PT 0.93 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.022456Jy sigma=0.691601 ! Fit after self-cal, rms=0.020160Jy sigma=0.593053 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.603 mas, bmaj=4.793 mas, bpa=-5.982 degrees ! Estimated noise=0.421388 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 (-1.2, -21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00274978 Jy ! Component: 100 - total flux cleaned = 0.00433345 Jy ! Component: 150 - total flux cleaned = 0.00543179 Jy ! Component: 200 - total flux cleaned = 0.00608252 Jy ! Total flux subtracted in 200 components = 0.00608252 Jy ! Clean residual min=-0.001111 max=0.001196 Jy/beam ! Clean residual mean=-0.000002 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.191964 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 116 components and 0.191964 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=0.019698Jy sigma=0.570722 ! Fit after self-cal, rms=0.019641Jy sigma=0.569683 ! 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=0.019641Jy sigma=0.569683 ! Fit after self-cal, rms=0.019562Jy sigma=0.568585 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.604 mas, bmaj=4.796 mas, bpa=-5.99 degrees ! Estimated noise=0.421078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000428165 Jy ! Component: 100 - total flux cleaned = 0.000638817 Jy ! Component: 150 - total flux cleaned = 0.000773315 Jy ! Component: 200 - total flux cleaned = 0.000909898 Jy ! Total flux subtracted in 200 components = 0.000909898 Jy ! Clean residual min=-0.001032 max=0.001094 Jy/beam ! Clean residual mean=-0.000002 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.192874 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 139 components and 0.192874 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=0.019485Jy sigma=0.565311 ! Fit after self-cal, rms=0.019482Jy sigma=0.565039 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 = 0.00014882 Jy ! Component: 100 - total flux cleaned = 0.000268129 Jy ! Component: 150 - total flux cleaned = 0.000372453 Jy ! Component: 200 - total flux cleaned = 0.000468615 Jy ! Total flux subtracted in 200 components = 0.000468615 Jy ! Clean residual min=-0.001053 max=0.001030 Jy/beam ! Clean residual mean=-0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.193343 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 152 components and 0.193343 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=0.019449Jy sigma=0.563806 ! Fit after self-cal, rms=0.019448Jy sigma=0.563653 ! 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=0.019448Jy sigma=0.563653 ! Fit after self-cal, rms=0.019428Jy sigma=0.561916 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.605 mas, bmaj=4.801 mas, bpa=-6.012 degrees ! Estimated noise=0.421309 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.49709e-06 Jy ! Component: 100 - total flux cleaned = -3.77967e-05 Jy ! Component: 150 - total flux cleaned = -1.19745e-05 Jy ! Component: 200 - total flux cleaned = 2.38471e-05 Jy ! Total flux subtracted in 200 components = 2.38471e-05 Jy ! Clean residual min=-0.001041 max=0.000993 Jy/beam ! Clean residual mean=-0.000001 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.193367 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 161 components and 0.193367 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=0.019397Jy sigma=0.560750 ! Fit after self-cal, rms=0.019397Jy sigma=0.560624 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 = 8.41332e-05 Jy ! Component: 100 - total flux cleaned = 0.000129923 Jy ! Component: 150 - total flux cleaned = 0.000171185 Jy ! Component: 200 - total flux cleaned = 0.000200155 Jy ! Total flux subtracted in 200 components = 0.000200155 Jy ! Clean residual min=-0.001049 max=0.000965 Jy/beam ! Clean residual mean=-0.000001 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.193567 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 166 components and 0.193567 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=0.019381Jy sigma=0.560066 ! Fit after self-cal, rms=0.019382Jy sigma=0.559992 ! 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=0.019382Jy sigma=0.559992 ! Fit after self-cal, rms=0.019370Jy sigma=0.558693 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.956 mas, bmaj=5.69 mas, bpa=1.896 degrees ! Estimated noise=0.52095 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000174822 Jy ! Component: 100 - total flux cleaned = 0.000220131 Jy ! Component: 150 - total flux cleaned = 0.000239156 Jy ! Component: 200 - total flux cleaned = 0.000230112 Jy ! Total flux subtracted in 200 components = 0.000230112 Jy ! Clean residual min=-0.001087 max=0.001194 Jy/beam ! Clean residual mean=-0.000002 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.193797 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 181 components and 0.193797 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=0.019359Jy sigma=0.558328 ! Fit after self-cal, rms=0.019358Jy sigma=0.558243 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.38807e-05 Jy ! Component: 100 - total flux cleaned = 3.93411e-05 Jy ! Component: 150 - total flux cleaned = 3.90296e-05 Jy ! Component: 200 - total flux cleaned = 3.85848e-05 Jy ! Total flux subtracted in 200 components = 3.85848e-05 Jy ! Clean residual min=-0.001081 max=0.001142 Jy/beam ! Clean residual mean=-0.000002 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.193836 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 195 components and 0.193836 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=0.019351Jy sigma=0.558108 ! Fit after self-cal, rms=0.019352Jy sigma=0.558062 ! 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=1.605 mas, bmaj=4.804 mas, bpa=-6.033 degrees ! Estimated noise=0.421565 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.605 x 4.804 at -6.033 degrees (North through East) ! Clean map min=-0.0010324 max=0.14825 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=1.242 mas, bmaj=4.455 mas, bpa=-5.926 degrees ! Estimated noise=0.597165 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.113264 Jy ! Component: 100 - total flux cleaned = 0.139606 Jy ! Component: 150 - total flux cleaned = 0.151577 Jy ! Component: 200 - total flux cleaned = 0.159576 Jy ! Total flux subtracted in 200 components = 0.159576 Jy ! Clean residual min=-0.002769 max=0.004483 Jy/beam ! Clean residual mean=-0.000007 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.159576 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.159576 Jy ! Inverting map and beam ! Estimated beam: bmin=1.605 mas, bmaj=4.804 mas, bpa=-6.033 degrees ! Estimated noise=0.421565 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 = 0.00837072 Jy ! Component: 100 - total flux cleaned = 0.0138511 Jy ! Component: 150 - total flux cleaned = 0.0176881 Jy ! Component: 200 - total flux cleaned = 0.0205288 Jy ! Total flux subtracted in 200 components = 0.0205288 Jy ! Clean residual min=-0.001592 max=0.001786 Jy/beam ! Clean residual mean=-0.000004 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.180105 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 70 components and 0.180105 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=3.956 mas, bmaj=5.69 mas, bpa=1.896 degrees ! Estimated noise=0.52095 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00353761 Jy ! Component: 100 - total flux cleaned = 0.00596584 Jy ! Component: 150 - total flux cleaned = 0.0077335 Jy ! Component: 200 - total flux cleaned = 0.0090441 Jy ! Total flux subtracted in 200 components = 0.0090441 Jy ! Clean residual min=-0.001288 max=0.001307 Jy/beam ! Clean residual mean=-0.000004 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.189149 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 = 0.00100425 Jy ! Component: 100 - total flux cleaned = 0.00180251 Jy ! Component: 150 - total flux cleaned = 0.00244368 Jy ! Component: 200 - total flux cleaned = 0.00296046 Jy ! Total flux subtracted in 200 components = 0.00296046 Jy ! Clean residual min=-0.001113 max=0.001099 Jy/beam ! Clean residual mean=-0.000002 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.192109 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 144 components and 0.192109 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.605 mas, bmaj=4.804 mas, bpa=-6.033 degrees ! Estimated noise=0.421565 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000528587 Jy ! Component: 100 - total flux cleaned = 0.000640259 Jy ! Component: 150 - total flux cleaned = 0.00073823 Jy ! Component: 200 - total flux cleaned = 0.000844637 Jy ! Total flux subtracted in 200 components = 0.000844637 Jy ! Clean residual min=-0.001140 max=0.000917 Jy/beam ! Clean residual mean=-0.000001 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.192954 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 160 components and 0.192954 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=0.019373Jy sigma=0.561479 ! Fit after self-cal, rms=0.019374Jy sigma=0.560948 wmodel J1721+3542_C_map.mod ! Writing 160 model components to file: J1721+3542_C_map.mod wobs J1721+3542_C_uvs.fits ! Writing UV FITS file: J1721+3542_C_uvs.fits wwins J1721+3542_C_map.win ! wwins: Wrote 3 windows to J1721+3542_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 = -0.000412702 Jy ! Component: 100 - total flux cleaned = -0.000620726 Jy ! Component: 150 - total flux cleaned = -0.000848133 Jy ! Component: 200 - total flux cleaned = -0.00105003 Jy ! Component: 250 - total flux cleaned = -0.00114029 Jy ! Component: 300 - total flux cleaned = -0.00115464 Jy ! Component: 350 - total flux cleaned = -0.00115471 Jy ! Component: 400 - total flux cleaned = -0.00118228 Jy ! Component: 450 - total flux cleaned = -0.0012092 Jy ! Component: 500 - total flux cleaned = -0.00127455 Jy ! Component: 550 - total flux cleaned = -0.00127452 Jy ! Component: 600 - total flux cleaned = -0.00132492 Jy ! Component: 650 - total flux cleaned = -0.00137411 Jy ! Component: 700 - total flux cleaned = -0.00138628 Jy ! Component: 750 - total flux cleaned = -0.0013984 Jy ! Component: 800 - total flux cleaned = -0.00146911 Jy ! Component: 850 - total flux cleaned = -0.00149228 Jy ! Component: 900 - total flux cleaned = -0.00150376 Jy ! Component: 950 - total flux cleaned = -0.00152629 Jy ! Component: 1000 - total flux cleaned = -0.00150422 Jy ! Component: 1050 - total flux cleaned = -0.00153718 Jy ! Component: 1100 - total flux cleaned = -0.00154796 Jy ! Component: 1150 - total flux cleaned = -0.00154813 Jy ! Component: 1200 - total flux cleaned = -0.00161137 Jy ! Component: 1250 - total flux cleaned = -0.00160102 Jy ! Component: 1300 - total flux cleaned = -0.00166258 Jy ! Component: 1350 - total flux cleaned = -0.00165246 Jy ! Component: 1400 - total flux cleaned = -0.00165257 Jy ! Component: 1450 - total flux cleaned = -0.00166249 Jy ! Component: 1500 - total flux cleaned = -0.00169199 Jy ! Component: 1550 - total flux cleaned = -0.00169186 Jy ! Component: 1600 - total flux cleaned = -0.0017207 Jy ! Component: 1650 - total flux cleaned = -0.00172057 Jy ! Component: 1700 - total flux cleaned = -0.00170156 Jy ! Component: 1750 - total flux cleaned = -0.00171074 Jy ! Component: 1800 - total flux cleaned = -0.00168297 Jy ! Component: 1850 - total flux cleaned = -0.00170135 Jy ! Component: 1900 - total flux cleaned = -0.00165596 Jy ! Component: 1950 - total flux cleaned = -0.00168315 Jy ! Component: 2000 - total flux cleaned = -0.00166522 Jy ! Component: 2050 - total flux cleaned = -0.0016475 Jy ! Component: 2100 - total flux cleaned = -0.0016475 Jy ! Component: 2150 - total flux cleaned = -0.00165632 Jy ! Component: 2200 - total flux cleaned = -0.00163033 Jy ! Component: 2250 - total flux cleaned = -0.00161324 Jy ! Component: 2300 - total flux cleaned = -0.00162165 Jy ! Component: 2350 - total flux cleaned = -0.0016301 Jy ! Component: 2400 - total flux cleaned = -0.00162165 Jy ! Component: 2450 - total flux cleaned = -0.00158008 Jy ! Component: 2500 - total flux cleaned = -0.00157195 Jy ! Component: 2550 - total flux cleaned = -0.00157191 Jy ! Component: 2600 - total flux cleaned = -0.00153119 Jy ! Component: 2650 - total flux cleaned = -0.00154727 Jy ! Component: 2700 - total flux cleaned = -0.00153125 Jy ! Component: 2750 - total flux cleaned = -0.00152332 Jy ! Component: 2800 - total flux cleaned = -0.00152328 Jy ! Component: 2850 - total flux cleaned = -0.00151548 Jy ! Component: 2900 - total flux cleaned = -0.001492 Jy ! Component: 2950 - total flux cleaned = -0.00149201 Jy ! Component: 3000 - total flux cleaned = -0.00147651 Jy ! Component: 3050 - total flux cleaned = -0.0014305 Jy ! Component: 3100 - total flux cleaned = -0.00143809 Jy ! Component: 3150 - total flux cleaned = -0.00140775 Jy ! Component: 3200 - total flux cleaned = -0.0013777 Jy ! Component: 3250 - total flux cleaned = -0.00135529 Jy ! Component: 3300 - total flux cleaned = -0.00134039 Jy ! Component: 3350 - total flux cleaned = -0.00130348 Jy ! Component: 3400 - total flux cleaned = -0.00128138 Jy ! Component: 3450 - total flux cleaned = -0.00125956 Jy ! Component: 3500 - total flux cleaned = -0.00125229 Jy ! Component: 3550 - total flux cleaned = -0.00123064 Jy ! Component: 3600 - total flux cleaned = -0.0012235 Jy ! Component: 3650 - total flux cleaned = -0.001202 Jy ! Component: 3700 - total flux cleaned = -0.00119482 Jy ! Component: 3750 - total flux cleaned = -0.00115236 Jy ! Component: 3800 - total flux cleaned = -0.00111721 Jy ! Component: 3850 - total flux cleaned = -0.00108924 Jy ! Component: 3900 - total flux cleaned = -0.00108925 Jy ! Component: 3950 - total flux cleaned = -0.00108226 Jy ! Component: 4000 - total flux cleaned = -0.0010615 Jy ! Component: 4050 - total flux cleaned = -0.00104089 Jy ! Total flux subtracted in 4096 components = -0.00101352 Jy ! Clean residual min=-0.000439 max=0.000393 Jy/beam ! Clean residual mean=0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.19194 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 447 components and 0.19194 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1721+3542_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.605 x 4.804 at -6.033 degrees (North through East) ! Clean map min=-0.00080598 max=0.14752 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1721+3542_C_map.fits wmodel /vlbi/sb072/temp_maps//J1721+3542_C_map.mod ! Writing 447 model components to file: /vlbi/sb072/temp_maps//J1721+3542_C_map.mod wobs /vlbi/sb072/temp_maps//J1721+3542_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1721+3542_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1721+3542_C_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1721+3542_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.14752 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000126363 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.256973 0.256973 0.513947 1.02789 2.05579 4.11157 8.22315 16.4463 32.8926 65.7852 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.147 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1167.44 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1721+3542_C_dfm.log closed on Sat Dec 15 22:28:00 2018