! Started logfile: /vlbi/sb072/temp_maps//J1227+7520_C_dfm.log on Fri Jan 25 19:28:41 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//J1227+7520_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1227+7520_C_uva.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1227+7520 ! ! 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 8280 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 J1227+7520_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=1.000652Jy sigma=44.600482 ! Fit after self-cal, rms=0.988899Jy sigma=44.077091 ! 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=1.207 mas, bmaj=5.753 mas, bpa=51.33 degrees ! Estimated noise=0.380987 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 = 0.0083886 Jy ! Component: 100 - total flux cleaned = 0.010254 Jy ! Total flux subtracted in 100 components = 0.010254 Jy ! Clean residual min=-0.001451 max=0.001190 Jy/beam ! Clean residual mean=0.000000 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.010254 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.010254 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=0.019058Jy sigma=0.812709 ! Fit after self-cal, rms=0.016769Jy sigma=0.707698 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00345895 Jy ! Component: 100 - total flux cleaned = 0.00438174 Jy ! Total flux subtracted in 100 components = 0.00438174 Jy ! Clean residual min=-0.001100 max=0.001027 Jy/beam ! Clean residual mean=-0.000001 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0146358 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.0146358 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=0.015979Jy sigma=0.671948 ! Fit after self-cal, rms=0.015972Jy sigma=0.671656 ! 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=1.64 mas, bmaj=5.744 mas, bpa=50.18 degrees ! Estimated noise=0.177536 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 = 0.00111624 Jy ! Component: 100 - total flux cleaned = 0.00179196 Jy ! Component: 150 - total flux cleaned = 0.00226126 Jy ! Component: 200 - total flux cleaned = 0.00249155 Jy ! Total flux subtracted in 200 components = 0.00249155 Jy ! Clean residual min=-0.000637 max=0.000634 Jy/beam ! Clean residual mean=-0.000002 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.0171273 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 33 components and 0.0171273 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=0.015882Jy sigma=0.667507 ! Fit after self-cal, rms=0.015877Jy sigma=0.667384 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.64 x 5.744 at 50.18 degrees (North through East) ! Clean map min=-0.00061298 max=0.015044 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 0.98 KP 0.85 ! LA 0.98 MK 1.01 NL 0.97 OV 0.97 ! PT 0.87 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.90 HN 0.89 KP 0.92 ! LA 1.07 MK 0.96 NL 0.96 OV 0.98 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.95 HN 0.94 KP 0.93 ! LA 1.00 MK 0.95 NL 1.03 OV 1.10 ! PT 0.86 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.92 HN 0.94 KP 1.03 ! LA 0.94 MK 1.04 NL 1.18 OV 1.00 ! PT 0.86 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.00 KP 0.93 ! LA 1.03 MK 0.99 NL 1.05 OV 1.04 ! PT 0.92 SC 1.15 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.97 KP 0.92 ! LA 1.09 MK 1.02 NL 1.12 OV 1.01 ! PT 1.00 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.96 KP 0.98 ! LA 1.05 MK 0.93 NL 0.98 OV 1.09 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.11 HN 0.99 KP 0.95 ! LA 1.03 MK 1.02 NL 1.20 OV 1.13 ! PT 0.89 SC 1.05 ! ! ! Fit before self-cal, rms=0.015877Jy sigma=0.667384 ! Fit after self-cal, rms=0.015553Jy sigma=0.663671 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.642 mas, bmaj=5.717 mas, bpa=49.97 degrees ! Estimated noise=0.175323 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 = -4.00752e-05 Jy ! Component: 100 - total flux cleaned = -4.67106e-05 Jy ! Component: 150 - total flux cleaned = -7.27645e-05 Jy ! Component: 200 - total flux cleaned = -8.93302e-05 Jy ! Total flux subtracted in 200 components = -8.93302e-05 Jy ! Clean residual min=-0.000485 max=0.000555 Jy/beam ! Clean residual mean=-0.000001 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.017038 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 43 components and 0.017038 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=0.015546Jy sigma=0.663380 ! Fit after self-cal, rms=0.015552Jy sigma=0.663157 ! 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=0.015552Jy sigma=0.663157 ! Fit after self-cal, rms=0.015529Jy sigma=0.663123 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.637 mas, bmaj=5.718 mas, bpa=49.97 degrees ! Estimated noise=0.175239 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.7281e-05 Jy ! Component: 100 - total flux cleaned = 1.15633e-05 Jy ! Component: 150 - total flux cleaned = 2.30334e-06 Jy ! Component: 200 - total flux cleaned = 2.25671e-06 Jy ! Total flux subtracted in 200 components = 2.25671e-06 Jy ! Clean residual min=-0.000492 max=0.000547 Jy/beam ! Clean residual mean=-0.000001 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.0170402 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 52 components and 0.0170402 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=0.015526Jy sigma=0.663002 ! Fit after self-cal, rms=0.015526Jy sigma=0.662989 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 (-9.3, -44.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000508147 Jy ! Component: 100 - total flux cleaned = 0.000749512 Jy ! Component: 150 - total flux cleaned = 0.00079297 Jy ! Component: 200 - total flux cleaned = 0.00082973 Jy ! Total flux subtracted in 200 components = 0.00082973 Jy ! Clean residual min=-0.000449 max=0.000446 Jy/beam ! Clean residual mean=-0.000001 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.01787 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 76 components and 0.01787 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=0.015507Jy sigma=0.662106 ! Fit after self-cal, rms=0.015506Jy sigma=0.662038 ! 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=0.015506Jy sigma=0.662038 ! Fit after self-cal, rms=0.015400Jy sigma=0.662012 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.635 mas, bmaj=5.719 mas, bpa=49.96 degrees ! Estimated noise=0.17446 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000175747 Jy ! Component: 100 - total flux cleaned = 0.000234719 Jy ! Component: 150 - total flux cleaned = 0.000258468 Jy ! Component: 200 - total flux cleaned = 0.000258589 Jy ! Total flux subtracted in 200 components = 0.000258589 Jy ! Clean residual min=-0.000442 max=0.000425 Jy/beam ! Clean residual mean=-0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0181285 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 88 components and 0.0181285 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=0.015395Jy sigma=0.661816 ! Fit after self-cal, rms=0.015394Jy sigma=0.661804 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 = 3.99287e-05 Jy ! Component: 100 - total flux cleaned = 4.51457e-05 Jy ! Component: 150 - total flux cleaned = 3.54425e-05 Jy ! Component: 200 - total flux cleaned = 3.08933e-05 Jy ! Total flux subtracted in 200 components = 3.08933e-05 Jy ! Clean residual min=-0.000444 max=0.000419 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.0181594 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 99 components and 0.0181594 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=0.015391Jy sigma=0.661693 ! Fit after self-cal, rms=0.015390Jy sigma=0.661689 ! 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=0.015390Jy sigma=0.661689 ! Fit after self-cal, rms=0.015362Jy sigma=0.661682 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.519 mas, bmaj=6.314 mas, bpa=47.69 degrees ! Estimated noise=0.21186 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.22808e-05 Jy ! Component: 100 - total flux cleaned = -6.1836e-05 Jy ! Component: 150 - total flux cleaned = -5.00424e-05 Jy ! Component: 200 - total flux cleaned = -3.94908e-05 Jy ! Total flux subtracted in 200 components = -3.94908e-05 Jy ! Clean residual min=-0.000438 max=0.000418 Jy/beam ! Clean residual mean=-0.000001 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.01812 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 129 components and 0.0181199 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=0.015361Jy sigma=0.661633 ! Fit after self-cal, rms=0.015360Jy sigma=0.661621 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 = 6.60986e-07 Jy ! Component: 100 - total flux cleaned = 1.38785e-05 Jy ! Component: 150 - total flux cleaned = 1.97304e-05 Jy ! Component: 200 - total flux cleaned = 2.78098e-05 Jy ! Total flux subtracted in 200 components = 2.78098e-05 Jy ! Clean residual min=-0.000434 max=0.000430 Jy/beam ! Clean residual mean=-0.000001 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0181478 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 141 components and 0.0181478 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=0.015360Jy sigma=0.661606 ! Fit after self-cal, rms=0.015360Jy sigma=0.661602 ! 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=1.633 mas, bmaj=5.719 mas, bpa=49.95 degrees ! Estimated noise=0.174268 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.633 x 5.719 at 49.95 degrees (North through East) ! Clean map min=-0.00042645 max=0.014844 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=1.204 mas, bmaj=5.705 mas, bpa=51.22 degrees ! Estimated noise=0.375414 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111616 Jy ! Component: 100 - total flux cleaned = 0.013637 Jy ! Component: 150 - total flux cleaned = 0.0141666 Jy ! Component: 200 - total flux cleaned = 0.0144378 Jy ! Total flux subtracted in 200 components = 0.0144378 Jy ! Clean residual min=-0.001077 max=0.000960 Jy/beam ! Clean residual mean=-0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0144378 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 0.0144378 Jy ! Inverting map and beam ! Estimated beam: bmin=1.633 mas, bmaj=5.719 mas, bpa=49.95 degrees ! Estimated noise=0.174268 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 = 0.00105043 Jy ! Component: 100 - total flux cleaned = 0.00164537 Jy ! Component: 150 - total flux cleaned = 0.00204425 Jy ! Component: 200 - total flux cleaned = 0.00235334 Jy ! Total flux subtracted in 200 components = 0.00235334 Jy ! Clean residual min=-0.000511 max=0.000460 Jy/beam ! Clean residual mean=-0.000001 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0167911 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 61 components and 0.0167911 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=3.519 mas, bmaj=6.314 mas, bpa=47.69 degrees ! Estimated noise=0.21186 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000441787 Jy ! Component: 100 - total flux cleaned = 0.000744696 Jy ! Component: 150 - total flux cleaned = 0.000933105 Jy ! Component: 200 - total flux cleaned = 0.00104058 Jy ! Total flux subtracted in 200 components = 0.00104058 Jy ! Clean residual min=-0.000530 max=0.000427 Jy/beam ! Clean residual mean=-0.000001 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.0178317 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 = 6.62146e-05 Jy ! Component: 100 - total flux cleaned = 0.000108161 Jy ! Component: 150 - total flux cleaned = 0.000129995 Jy ! Component: 200 - total flux cleaned = 0.000145273 Jy ! Total flux subtracted in 200 components = 0.000145273 Jy ! Clean residual min=-0.000504 max=0.000416 Jy/beam ! Clean residual mean=-0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.017977 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 109 components and 0.017977 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.633 mas, bmaj=5.719 mas, bpa=49.95 degrees ! Estimated noise=0.174268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000133573 Jy ! Component: 100 - total flux cleaned = -0.00013306 Jy ! Component: 150 - total flux cleaned = -0.000111319 Jy ! Component: 200 - total flux cleaned = -8.49869e-05 Jy ! Total flux subtracted in 200 components = -8.49869e-05 Jy ! Clean residual min=-0.000462 max=0.000427 Jy/beam ! Clean residual mean=-0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.017892 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 131 components and 0.017892 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=0.015365Jy sigma=0.661882 ! Fit after self-cal, rms=0.015366Jy sigma=0.661790 wmodel J1227+7520_C_map.mod ! Writing 131 model components to file: J1227+7520_C_map.mod wobs J1227+7520_C_uvs.fits ! Writing UV FITS file: J1227+7520_C_uvs.fits wwins J1227+7520_C_map.win ! wwins: Wrote 2 windows to J1227+7520_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 = -0.000153051 Jy ! Component: 100 - total flux cleaned = -0.000206775 Jy ! Component: 150 - total flux cleaned = -0.000243442 Jy ! Component: 200 - total flux cleaned = -0.000271522 Jy ! Component: 250 - total flux cleaned = -0.000305792 Jy ! Component: 300 - total flux cleaned = -0.000352276 Jy ! Component: 350 - total flux cleaned = -0.000390769 Jy ! Component: 400 - total flux cleaned = -0.000434745 Jy ! Component: 450 - total flux cleaned = -0.000465519 Jy ! Component: 500 - total flux cleaned = -0.00051392 Jy ! Component: 550 - total flux cleaned = -0.000537745 Jy ! Component: 600 - total flux cleaned = -0.00057286 Jy ! Component: 650 - total flux cleaned = -0.000607234 Jy ! Component: 700 - total flux cleaned = -0.000624208 Jy ! Component: 750 - total flux cleaned = -0.00066859 Jy ! Component: 800 - total flux cleaned = -0.000684931 Jy ! Component: 850 - total flux cleaned = -0.000706503 Jy ! Component: 900 - total flux cleaned = -0.000727835 Jy ! Component: 950 - total flux cleaned = -0.000754162 Jy ! Component: 1000 - total flux cleaned = -0.00076457 Jy ! Component: 1050 - total flux cleaned = -0.000774893 Jy ! Component: 1100 - total flux cleaned = -0.000769861 Jy ! Component: 1150 - total flux cleaned = -0.000769876 Jy ! Component: 1200 - total flux cleaned = -0.000759994 Jy ! Component: 1250 - total flux cleaned = -0.000774699 Jy ! Component: 1300 - total flux cleaned = -0.000774636 Jy ! Component: 1350 - total flux cleaned = -0.000760136 Jy ! Component: 1400 - total flux cleaned = -0.000760141 Jy ! Component: 1450 - total flux cleaned = -0.000755452 Jy ! Component: 1500 - total flux cleaned = -0.000769464 Jy ! Component: 1550 - total flux cleaned = -0.000750904 Jy ! Component: 1600 - total flux cleaned = -0.000741736 Jy ! Component: 1650 - total flux cleaned = -0.000764507 Jy ! Component: 1700 - total flux cleaned = -0.000764498 Jy ! Component: 1750 - total flux cleaned = -0.000764486 Jy ! Component: 1800 - total flux cleaned = -0.000764421 Jy ! Component: 1850 - total flux cleaned = -0.0007644 Jy ! Component: 1900 - total flux cleaned = -0.000755657 Jy ! Component: 1950 - total flux cleaned = -0.000768611 Jy ! Component: 2000 - total flux cleaned = -0.000759992 Jy ! Component: 2050 - total flux cleaned = -0.000759956 Jy ! Component: 2100 - total flux cleaned = -0.000743098 Jy ! Component: 2150 - total flux cleaned = -0.000755724 Jy ! Component: 2200 - total flux cleaned = -0.000772433 Jy ! Component: 2250 - total flux cleaned = -0.0007724 Jy ! Component: 2300 - total flux cleaned = -0.000776468 Jy ! Component: 2350 - total flux cleaned = -0.00076835 Jy ! Component: 2400 - total flux cleaned = -0.000780511 Jy ! Component: 2450 - total flux cleaned = -0.000784538 Jy ! Component: 2500 - total flux cleaned = -0.000772515 Jy ! Component: 2550 - total flux cleaned = -0.000780518 Jy ! Component: 2600 - total flux cleaned = -0.00078046 Jy ! Component: 2650 - total flux cleaned = -0.000788335 Jy ! Component: 2700 - total flux cleaned = -0.00081561 Jy ! Component: 2750 - total flux cleaned = -0.000796219 Jy ! Component: 2800 - total flux cleaned = -0.000811637 Jy ! Component: 2850 - total flux cleaned = -0.000800139 Jy ! Component: 2900 - total flux cleaned = -0.000830594 Jy ! Component: 2950 - total flux cleaned = -0.000826783 Jy ! Component: 3000 - total flux cleaned = -0.000841793 Jy ! Component: 3050 - total flux cleaned = -0.000845518 Jy ! Component: 3100 - total flux cleaned = -0.000856645 Jy ! Component: 3150 - total flux cleaned = -0.00086031 Jy ! Component: 3200 - total flux cleaned = -0.000889663 Jy ! Component: 3250 - total flux cleaned = -0.000896935 Jy ! Component: 3300 - total flux cleaned = -0.00089334 Jy ! Component: 3350 - total flux cleaned = -0.000922206 Jy ! Component: 3400 - total flux cleaned = -0.00091861 Jy ! Component: 3450 - total flux cleaned = -0.000929313 Jy ! Component: 3500 - total flux cleaned = -0.000936408 Jy ! Component: 3550 - total flux cleaned = -0.000957605 Jy ! Component: 3600 - total flux cleaned = -0.000954091 Jy ! Component: 3650 - total flux cleaned = -0.000978526 Jy ! Component: 3700 - total flux cleaned = -0.000978495 Jy ! Component: 3750 - total flux cleaned = -0.000999211 Jy ! Component: 3800 - total flux cleaned = -0.00101295 Jy ! Component: 3850 - total flux cleaned = -0.00101297 Jy ! Component: 3900 - total flux cleaned = -0.00101298 Jy ! Component: 3950 - total flux cleaned = -0.00103332 Jy ! Component: 4000 - total flux cleaned = -0.0010401 Jy ! Component: 4050 - total flux cleaned = -0.0010569 Jy ! Total flux subtracted in 4096 components = -0.00106694 Jy ! Clean residual min=-0.000177 max=0.000209 Jy/beam ! Clean residual mean=-0.000001 rms=0.000061 Jy/beam ! Combined flux in latest and established models = 0.016825 Jy keep ! Adding 290 model components to the UV plane model. ! The established model now contains 421 components and 0.016825 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1227+7520_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.633 x 5.719 at 49.95 degrees (North through East) ! Clean map min=-0.000406 max=0.014857 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1227+7520_C_map.fits wmodel /vlbi/sb072/temp_maps//J1227+7520_C_map.mod ! Writing 421 model components to file: /vlbi/sb072/temp_maps//J1227+7520_C_map.mod wobs /vlbi/sb072/temp_maps//J1227+7520_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1227+7520_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1227+7520_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1227+7520_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0148569 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.10285e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.23233 1.23233 2.46466 4.92932 9.85863 19.7173 39.4345 78.8691 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.014 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 243.441 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1227+7520_C_dfm.log closed on Fri Jan 25 19:28:45 2019