! Started logfile: /vlbi/sb072/temp_maps//J0237+2000_X_dfm.log on Fri Dec 28 22:46:58 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J0237+2000_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0237+2000_X_uva.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0237+2000 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 6624 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0237+2000_X] 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 0.200x0.200 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=0.999960Jy sigma=41.173744 ! Fit after self-cal, rms=0.989394Jy sigma=40.744826 ! 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=0.6732 mas, bmaj=2.021 mas, bpa=4.368 degrees ! Estimated noise=0.435697 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 = 0.00817603 Jy ! Component: 100 - total flux cleaned = 0.0100774 Jy ! Total flux subtracted in 100 components = 0.0100774 Jy ! Clean residual min=-0.001091 max=0.001247 Jy/beam ! Clean residual mean=0.000001 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0100774 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0100774 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=0.018578Jy sigma=0.737630 ! Fit after self-cal, rms=0.016841Jy sigma=0.662631 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0029705 Jy ! Component: 100 - total flux cleaned = 0.00352296 Jy ! Total flux subtracted in 100 components = 0.00352296 Jy ! Clean residual min=-0.001376 max=0.001292 Jy/beam ! Clean residual mean=0.000000 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0136004 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 11 components and 0.0136004 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=0.016362Jy sigma=0.643880 ! Fit after self-cal, rms=0.016362Jy sigma=0.643861 ! 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=0.8593 mas, bmaj=2.218 mas, bpa=3.173 degrees ! Estimated noise=0.213674 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 = 0.000387705 Jy ! Component: 100 - total flux cleaned = 0.00048467 Jy ! Component: 150 - total flux cleaned = 0.000523046 Jy ! Component: 200 - total flux cleaned = 0.000531752 Jy ! Total flux subtracted in 200 components = 0.000531752 Jy ! Clean residual min=-0.000692 max=0.000830 Jy/beam ! Clean residual mean=0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0141321 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 20 components and 0.0141321 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=0.016349Jy sigma=0.643595 ! Fit after self-cal, rms=0.016349Jy sigma=0.643586 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8593 x 2.218 at 3.173 degrees (North through East) ! Clean map min=-0.00063518 max=0.013682 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.11 HN 1.01 KP 0.96 ! MK 1.00 NL 1.18 OV 0.97 PT 1.05 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 0.86 KP 0.90 ! MK 0.94 NL 1.14 OV 1.04 PT 0.98 ! SC 1.11 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 0.89 KP 1.03 ! MK 1.07 NL 1.06 OV 0.96 PT 0.90 ! SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.12 HN 0.82 KP 1.02 ! MK 1.08 NL 1.30 OV 0.96 PT 1.02 ! SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 1.09 HN 0.88 KP 1.10 ! MK 1.01 NL 1.20 OV 0.89 PT 0.96 ! SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.03 HN 0.93 KP 0.97 ! MK 0.98 NL 1.07 OV 0.89 PT 1.06 ! SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 HN 0.95 KP 1.04 ! MK 1.00 NL 1.11 OV 0.92 PT 1.01 ! SC 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.30 HN 0.83 KP 0.87 ! MK 1.20 NL 1.06 OV 0.99 PT 0.93 ! SC 0.92 ! ! ! Fit before self-cal, rms=0.016349Jy sigma=0.643586 ! Fit after self-cal, rms=0.015991Jy sigma=0.639508 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8623 mas, bmaj=2.2 mas, bpa=3.057 degrees ! Estimated noise=0.212685 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 = 4.36013e-05 Jy ! Component: 100 - total flux cleaned = 5.78675e-05 Jy ! Component: 150 - total flux cleaned = 7.75682e-05 Jy ! Component: 200 - total flux cleaned = 9.79802e-05 Jy ! Total flux subtracted in 200 components = 9.79802e-05 Jy ! Clean residual min=-0.000538 max=0.000619 Jy/beam ! Clean residual mean=0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0142301 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 27 components and 0.0142301 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=0.015989Jy sigma=0.639422 ! Fit after self-cal, rms=0.015999Jy sigma=0.639024 ! 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=0.015999Jy sigma=0.639024 ! Fit after self-cal, rms=0.016008Jy sigma=0.638970 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8629 mas, bmaj=2.197 mas, bpa=3.047 degrees ! Estimated noise=0.212448 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.29379e-05 Jy ! Component: 100 - total flux cleaned = 4.6589e-05 Jy ! Component: 150 - total flux cleaned = 6.51347e-05 Jy ! Component: 200 - total flux cleaned = 8.16293e-05 Jy ! Total flux subtracted in 200 components = 8.16293e-05 Jy ! Clean residual min=-0.000531 max=0.000604 Jy/beam ! Clean residual mean=0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.0143117 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 29 components and 0.0143117 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=0.016007Jy sigma=0.638921 ! Fit after self-cal, rms=0.016009Jy sigma=0.638910 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 (-20, -42.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00050987 Jy ! Component: 100 - total flux cleaned = 0.000693487 Jy ! Component: 150 - total flux cleaned = 0.000805913 Jy ! Component: 200 - total flux cleaned = 0.000862733 Jy ! Total flux subtracted in 200 components = 0.000862733 Jy ! Clean residual min=-0.000478 max=0.000493 Jy/beam ! Clean residual mean=-0.000000 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.0151745 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 44 components and 0.0151745 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=0.015992Jy sigma=0.638234 ! Fit after self-cal, rms=0.015989Jy sigma=0.638108 ! Inverting map ! Added new window around map position (36.6, -50.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000426146 Jy ! Component: 100 - total flux cleaned = 0.000560189 Jy ! Component: 150 - total flux cleaned = 0.000636475 Jy ! Component: 200 - total flux cleaned = 0.000701526 Jy ! Total flux subtracted in 200 components = 0.000701526 Jy ! Clean residual min=-0.000451 max=0.000439 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.015876 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 58 components and 0.015876 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=0.015973Jy sigma=0.637622 ! Fit after self-cal, rms=0.015969Jy sigma=0.637489 ! 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=0.015969Jy sigma=0.637489 ! Fit after self-cal, rms=0.015948Jy sigma=0.637371 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8631 mas, bmaj=2.195 mas, bpa=3.027 degrees ! Estimated noise=0.212403 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00025488 Jy ! Component: 100 - total flux cleaned = 0.000377282 Jy ! Component: 150 - total flux cleaned = 0.000416972 Jy ! Component: 200 - total flux cleaned = 0.000441926 Jy ! Total flux subtracted in 200 components = 0.000441926 Jy ! Clean residual min=-0.000430 max=0.000453 Jy/beam ! Clean residual mean=0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0163179 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 69 components and 0.0163179 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=0.015941Jy sigma=0.637173 ! Fit after self-cal, rms=0.015941Jy sigma=0.637138 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 (-33.8, -30.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00015142 Jy ! Component: 100 - total flux cleaned = 0.000109905 Jy ! Component: 150 - total flux cleaned = 0.000189768 Jy ! Component: 200 - total flux cleaned = 0.000259601 Jy ! Total flux subtracted in 200 components = 0.000259601 Jy ! Clean residual min=-0.000416 max=0.000398 Jy/beam ! Clean residual mean=-0.000000 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.0165775 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 82 components and 0.0165775 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=0.015928Jy sigma=0.636589 ! Fit after self-cal, rms=0.015927Jy sigma=0.636534 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.015927Jy sigma=0.636534 ! Fit after self-cal, rms=0.015928Jy sigma=0.636492 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.864 mas, bmaj=2.805 mas, bpa=-1.266 degrees ! Estimated noise=0.277345 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000195663 Jy ! Component: 100 - total flux cleaned = 0.000297882 Jy ! Component: 150 - total flux cleaned = 0.000337931 Jy ! Component: 200 - total flux cleaned = 0.00037704 Jy ! Total flux subtracted in 200 components = 0.00037704 Jy ! Clean residual min=-0.000459 max=0.000379 Jy/beam ! Clean residual mean=-0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0169546 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 102 components and 0.0169546 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=0.015926Jy sigma=0.636420 ! Fit after self-cal, rms=0.015927Jy sigma=0.636403 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 = 4.05979e-05 Jy ! Component: 100 - total flux cleaned = 6.89998e-05 Jy ! Component: 150 - total flux cleaned = 9.85056e-05 Jy ! Component: 200 - total flux cleaned = 0.000125604 Jy ! Total flux subtracted in 200 components = 0.000125604 Jy ! Clean residual min=-0.000463 max=0.000382 Jy/beam ! Clean residual mean=-0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0170802 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 116 components and 0.0170802 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=0.015926Jy sigma=0.636362 ! Fit after self-cal, rms=0.015926Jy sigma=0.636357 ! 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=0.863 mas, bmaj=2.192 mas, bpa=3.078 degrees ! Estimated noise=0.212425 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.863 x 2.192 at 3.078 degrees (North through East) ! Clean map min=-0.00036329 max=0.013541 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=0.6778 mas, bmaj=1.99 mas, bpa=4.355 degrees ! Estimated noise=0.434219 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105634 Jy ! Component: 100 - total flux cleaned = 0.0130555 Jy ! Component: 150 - total flux cleaned = 0.0141816 Jy ! Component: 200 - total flux cleaned = 0.0148396 Jy ! Total flux subtracted in 200 components = 0.0148396 Jy ! Clean residual min=-0.001176 max=0.001092 Jy/beam ! Clean residual mean=0.000000 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0148396 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0148396 Jy ! Inverting map and beam ! Estimated beam: bmin=0.863 mas, bmaj=2.192 mas, bpa=3.078 degrees ! Estimated noise=0.212425 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 = 0.000699143 Jy ! Component: 100 - total flux cleaned = 0.000994683 Jy ! Component: 150 - total flux cleaned = 0.00120404 Jy ! Component: 200 - total flux cleaned = 0.00140713 Jy ! Total flux subtracted in 200 components = 0.00140713 Jy ! Clean residual min=-0.000413 max=0.000411 Jy/beam ! Clean residual mean=0.000000 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.0162467 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 31 components and 0.0162467 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.864 mas, bmaj=2.805 mas, bpa=-1.266 degrees ! Estimated noise=0.277345 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000380169 Jy ! Component: 100 - total flux cleaned = 0.000638823 Jy ! Component: 150 - total flux cleaned = 0.000801232 Jy ! Component: 200 - total flux cleaned = 0.000887604 Jy ! Total flux subtracted in 200 components = 0.000887604 Jy ! Clean residual min=-0.000429 max=0.000388 Jy/beam ! Clean residual mean=-0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0171343 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 = 6.86046e-05 Jy ! Component: 100 - total flux cleaned = 0.000101151 Jy ! Component: 150 - total flux cleaned = 0.000126214 Jy ! Component: 200 - total flux cleaned = 0.000137619 Jy ! Total flux subtracted in 200 components = 0.000137619 Jy ! Clean residual min=-0.000423 max=0.000392 Jy/beam ! Clean residual mean=-0.000000 rms=0.000099 Jy/beam ! Combined flux in latest and established models = 0.0172719 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 63 components and 0.0172719 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.863 mas, bmaj=2.192 mas, bpa=3.078 degrees ! Estimated noise=0.212425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.12866e-05 Jy ! Component: 100 - total flux cleaned = 8.04308e-05 Jy ! Component: 150 - total flux cleaned = 0.000135573 Jy ! Component: 200 - total flux cleaned = 0.00018606 Jy ! Total flux subtracted in 200 components = 0.00018606 Jy ! Clean residual min=-0.000387 max=0.000423 Jy/beam ! Clean residual mean=-0.000000 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.017458 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 77 components and 0.017458 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=0.015929Jy sigma=0.636487 ! Fit after self-cal, rms=0.015928Jy sigma=0.636432 wmodel J0237+2000_X_map.mod ! Writing 77 model components to file: J0237+2000_X_map.mod wobs J0237+2000_X_uvs.fits ! Writing UV FITS file: J0237+2000_X_uvs.fits wwins J0237+2000_X_map.win ! wwins: Wrote 4 windows to J0237+2000_X_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 = 5.68471e-05 Jy ! Component: 100 - total flux cleaned = 0.00012958 Jy ! Component: 150 - total flux cleaned = 0.000198557 Jy ! Component: 200 - total flux cleaned = 0.000277005 Jy ! Component: 250 - total flux cleaned = 0.000346854 Jy ! Component: 300 - total flux cleaned = 0.000414582 Jy ! Component: 350 - total flux cleaned = 0.000463985 Jy ! Component: 400 - total flux cleaned = 0.000517456 Jy ! Component: 450 - total flux cleaned = 0.000569602 Jy ! Component: 500 - total flux cleaned = 0.000600231 Jy ! Component: 550 - total flux cleaned = 0.000640164 Jy ! Component: 600 - total flux cleaned = 0.000669432 Jy ! Component: 650 - total flux cleaned = 0.000698136 Jy ! Component: 700 - total flux cleaned = 0.000721586 Jy ! Component: 750 - total flux cleaned = 0.000740018 Jy ! Component: 800 - total flux cleaned = 0.000762635 Jy ! Component: 850 - total flux cleaned = 0.000767118 Jy ! Component: 900 - total flux cleaned = 0.000775938 Jy ! Component: 950 - total flux cleaned = 0.000788887 Jy ! Component: 1000 - total flux cleaned = 0.000810071 Jy ! Component: 1050 - total flux cleaned = 0.000835295 Jy ! Component: 1100 - total flux cleaned = 0.000856066 Jy ! Component: 1150 - total flux cleaned = 0.000872528 Jy ! Component: 1200 - total flux cleaned = 0.000884686 Jy ! Component: 1250 - total flux cleaned = 0.000900781 Jy ! Component: 1300 - total flux cleaned = 0.000916666 Jy ! Component: 1350 - total flux cleaned = 0.000928495 Jy ! Component: 1400 - total flux cleaned = 0.000936291 Jy ! Component: 1450 - total flux cleaned = 0.000940133 Jy ! Component: 1500 - total flux cleaned = 0.000943946 Jy ! Component: 1550 - total flux cleaned = 0.000940199 Jy ! Component: 1600 - total flux cleaned = 0.000955193 Jy ! Component: 1650 - total flux cleaned = 0.000955197 Jy ! Component: 1700 - total flux cleaned = 0.000962512 Jy ! Component: 1750 - total flux cleaned = 0.000947997 Jy ! Component: 1800 - total flux cleaned = 0.00095883 Jy ! Component: 1850 - total flux cleaned = 0.000965994 Jy ! Component: 1900 - total flux cleaned = 0.000962433 Jy ! Component: 1950 - total flux cleaned = 0.000972963 Jy ! Component: 2000 - total flux cleaned = 0.000976425 Jy ! Component: 2050 - total flux cleaned = 0.000972941 Jy ! Component: 2100 - total flux cleaned = 0.000969508 Jy ! Component: 2150 - total flux cleaned = 0.000979772 Jy ! Component: 2200 - total flux cleaned = 0.000986555 Jy ! Component: 2250 - total flux cleaned = 0.00098654 Jy ! Component: 2300 - total flux cleaned = 0.000989877 Jy ! Component: 2350 - total flux cleaned = 0.000996533 Jy ! Component: 2400 - total flux cleaned = 0.00100316 Jy ! Component: 2450 - total flux cleaned = 0.00101955 Jy ! Component: 2500 - total flux cleaned = 0.00101303 Jy ! Component: 2550 - total flux cleaned = 0.00102921 Jy ! Component: 2600 - total flux cleaned = 0.00103562 Jy ! Component: 2650 - total flux cleaned = 0.00103882 Jy ! Component: 2700 - total flux cleaned = 0.00104204 Jy ! Component: 2750 - total flux cleaned = 0.00104522 Jy ! Component: 2800 - total flux cleaned = 0.00104835 Jy ! Component: 2850 - total flux cleaned = 0.00106396 Jy ! Component: 2900 - total flux cleaned = 0.00105776 Jy ! Component: 2950 - total flux cleaned = 0.00107011 Jy ! Component: 3000 - total flux cleaned = 0.00107316 Jy ! Component: 3050 - total flux cleaned = 0.00107008 Jy ! Component: 3100 - total flux cleaned = 0.00106402 Jy ! Component: 3150 - total flux cleaned = 0.00106403 Jy ! Component: 3200 - total flux cleaned = 0.00107006 Jy ! Component: 3250 - total flux cleaned = 0.00106408 Jy ! Component: 3300 - total flux cleaned = 0.00108194 Jy ! Component: 3350 - total flux cleaned = 0.00107008 Jy ! Component: 3400 - total flux cleaned = 0.00108775 Jy ! Component: 3450 - total flux cleaned = 0.00109652 Jy ! Component: 3500 - total flux cleaned = 0.00109649 Jy ! Component: 3550 - total flux cleaned = 0.00109938 Jy ! Component: 3600 - total flux cleaned = 0.00109647 Jy ! Component: 3650 - total flux cleaned = 0.00109936 Jy ! Component: 3700 - total flux cleaned = 0.00110796 Jy ! Component: 3750 - total flux cleaned = 0.00110224 Jy ! Component: 3800 - total flux cleaned = 0.0011108 Jy ! Component: 3850 - total flux cleaned = 0.00111647 Jy ! Component: 3900 - total flux cleaned = 0.00111362 Jy ! Component: 3950 - total flux cleaned = 0.00111643 Jy ! Component: 4000 - total flux cleaned = 0.00113326 Jy ! Component: 4050 - total flux cleaned = 0.00113045 Jy ! Total flux subtracted in 4096 components = 0.00112212 Jy ! Clean residual min=-0.000172 max=0.000184 Jy/beam ! Clean residual mean=0.000000 rms=0.000046 Jy/beam ! Combined flux in latest and established models = 0.0185801 Jy keep ! Adding 237 model components to the UV plane model. ! The established model now contains 314 components and 0.0185801 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0237+2000_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.863 x 2.192 at 3.078 degrees (North through East) ! Clean map min=-0.00026057 max=0.013497 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0237+2000_X_map.fits wmodel /vlbi/sb072/temp_maps//J0237+2000_X_map.mod ! Writing 314 model components to file: /vlbi/sb072/temp_maps//J0237+2000_X_map.mod wobs /vlbi/sb072/temp_maps//J0237+2000_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0237+2000_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0237+2000_X_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J0237+2000_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0134966 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.54136e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.00945 1.00945 2.0189 4.0378 8.07559 16.1512 32.3024 64.6048 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.013 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 297.191 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0237+2000_X_dfm.log closed on Fri Dec 28 22:47:03 2018