! Started logfile: /vlbi/sb072/temp_maps//J1850-0758_C_dfm.log on Sat Dec 15 22:35:56 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//J1850-0758_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1850-0758_C_uva.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1850-0758 ! ! 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 J1850-0758_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=0.999875Jy sigma=38.915037 ! Fit after self-cal, rms=0.986671Jy sigma=38.367632 ! 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=1.268 mas, bmaj=3.295 mas, bpa=-2.316 degrees ! Estimated noise=0.363769 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 = 0.00999997 Jy ! Component: 100 - total flux cleaned = 0.0132302 Jy ! Total flux subtracted in 100 components = 0.0132302 Jy ! Clean residual min=-0.001222 max=0.001528 Jy/beam ! Clean residual mean=-0.000003 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0132302 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0132302 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=0.020527Jy sigma=0.631100 ! Fit after self-cal, rms=0.019411Jy sigma=0.588803 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262223 Jy ! Component: 100 - total flux cleaned = 0.00397419 Jy ! Total flux subtracted in 100 components = 0.00397419 Jy ! Clean residual min=-0.000954 max=0.001206 Jy/beam ! Clean residual mean=-0.000001 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0172044 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 26 components and 0.0172044 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=0.019004Jy sigma=0.562297 ! Fit after self-cal, rms=0.019012Jy sigma=0.562211 ! 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=1.612 mas, bmaj=3.953 mas, bpa=-1.688 degrees ! Estimated noise=0.217358 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 = 0.00138149 Jy ! Component: 100 - total flux cleaned = 0.00204817 Jy ! Component: 150 - total flux cleaned = 0.00239838 Jy ! Component: 200 - total flux cleaned = 0.0025884 Jy ! Total flux subtracted in 200 components = 0.0025884 Jy ! Clean residual min=-0.000727 max=0.001130 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0197928 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 45 components and 0.0197928 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=0.018960Jy sigma=0.557250 ! Fit after self-cal, rms=0.018976Jy sigma=0.557154 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.612 x 3.953 at -1.688 degrees (North through East) ! Clean map min=-0.0007045 max=0.015587 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 1.11 HN 1.01 KP 1.06 ! LA 0.64 MK 0.96 NL 1.60 OV 1.24 ! PT 1.26 SC 1.31 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.89 HN 1.19 KP 1.01 ! LA 0.70 MK 1.19 NL 1.89 OV 1.12 ! PT 1.18 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.95 HN 0.93 KP 0.95 ! LA 1.01 MK 1.09 NL 1.13 OV 1.06 ! PT 0.91 SC 1.13 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.91 HN 0.83 KP 0.88 ! LA 1.01 MK 1.00 NL 1.18 OV 1.17 ! PT 0.90 SC 1.08 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.90 HN 0.94 KP 1.00 ! LA 1.02 MK 1.01 NL 1.15 OV 1.06 ! PT 0.88 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.85 HN 0.92 KP 0.99 ! LA 1.02 MK 1.05 NL 1.17 OV 1.12 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.93 HN 0.95 KP 0.92 ! LA 1.05 MK 1.01 NL 1.18 OV 1.01 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.90 HN 0.90 KP 0.98 ! LA 1.01 MK 0.96 NL 1.12 OV 1.05 ! PT 0.98 SC 0.91 ! ! ! Fit before self-cal, rms=0.018976Jy sigma=0.557154 ! Fit after self-cal, rms=0.021983Jy sigma=0.549948 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.616 mas, bmaj=3.996 mas, bpa=-1.598 degrees ! Estimated noise=0.217075 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 (-9.9, -36). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000561189 Jy ! Component: 100 - total flux cleaned = 0.000573849 Jy ! Component: 150 - total flux cleaned = 0.000549131 Jy ! Component: 200 - total flux cleaned = 0.0005424 Jy ! Total flux subtracted in 200 components = 0.0005424 Jy ! Clean residual min=-0.000504 max=0.000579 Jy/beam ! Clean residual mean=-0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0203352 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 61 components and 0.0203352 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=0.021965Jy sigma=0.549142 ! Fit after self-cal, rms=0.022464Jy sigma=0.548368 ! Inverting map ! Added new window around map position (71.4, -16.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0003788 Jy ! Component: 100 - total flux cleaned = 0.000394143 Jy ! Component: 150 - total flux cleaned = 0.000368231 Jy ! Component: 200 - total flux cleaned = 0.000375798 Jy ! Total flux subtracted in 200 components = 0.000375798 Jy ! Clean residual min=-0.000485 max=0.000466 Jy/beam ! Clean residual mean=-0.000001 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.020711 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 78 components and 0.020711 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=0.022446Jy sigma=0.547690 ! Fit after self-cal, rms=0.022494Jy sigma=0.547593 ! 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=0.022494Jy sigma=0.547593 ! Fit after self-cal, rms=0.026402Jy sigma=0.547300 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.616 mas, bmaj=3.999 mas, bpa=-1.512 degrees ! Estimated noise=0.217206 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000149667 Jy ! Component: 100 - total flux cleaned = 0.000181718 Jy ! Component: 150 - total flux cleaned = 0.000188268 Jy ! Component: 200 - total flux cleaned = 0.000169724 Jy ! Total flux subtracted in 200 components = 0.000169724 Jy ! Clean residual min=-0.000452 max=0.000469 Jy/beam ! Clean residual mean=-0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0208807 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 87 components and 0.0208807 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=0.026395Jy sigma=0.547052 ! Fit after self-cal, rms=0.026628Jy sigma=0.546950 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 = 7.59075e-05 Jy ! Component: 100 - total flux cleaned = 6.38026e-05 Jy ! Component: 150 - total flux cleaned = 5.81352e-05 Jy ! Component: 200 - total flux cleaned = 4.71139e-05 Jy ! Total flux subtracted in 200 components = 4.71139e-05 Jy ! Clean residual min=-0.000465 max=0.000463 Jy/beam ! Clean residual mean=-0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0209279 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 97 components and 0.0209279 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=0.026623Jy sigma=0.546820 ! Fit after self-cal, rms=0.026629Jy sigma=0.546815 ! 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=0.026629Jy sigma=0.546815 ! Fit after self-cal, rms=0.031480Jy sigma=0.546743 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.617 mas, bmaj=3.999 mas, bpa=-1.467 degrees ! Estimated noise=0.219041 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.06435e-06 Jy ! Component: 100 - total flux cleaned = -6.36679e-06 Jy ! Component: 150 - total flux cleaned = -1.15762e-05 Jy ! Component: 200 - total flux cleaned = -2.12239e-05 Jy ! Total flux subtracted in 200 components = -2.12239e-05 Jy ! Clean residual min=-0.000473 max=0.000470 Jy/beam ! Clean residual mean=-0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0209066 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 104 components and 0.0209066 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=0.031476Jy sigma=0.546638 ! Fit after self-cal, rms=0.031578Jy sigma=0.546612 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.3468e-06 Jy ! Component: 100 - total flux cleaned = -1.32059e-05 Jy ! Component: 150 - total flux cleaned = -1.78796e-05 Jy ! Component: 200 - total flux cleaned = -2.6635e-05 Jy ! Total flux subtracted in 200 components = -2.6635e-05 Jy ! Clean residual min=-0.000472 max=0.000471 Jy/beam ! Clean residual mean=-0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.02088 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 116 components and 0.02088 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=0.031575Jy sigma=0.546536 ! Fit after self-cal, rms=0.031578Jy sigma=0.546535 ! Inverting map ! Added new window around map position (-71.1, 24.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00017917 Jy ! Component: 100 - total flux cleaned = 9.9651e-05 Jy ! Component: 150 - total flux cleaned = 6.45514e-05 Jy ! Component: 200 - total flux cleaned = 3.46115e-05 Jy ! Total flux subtracted in 200 components = 3.46115e-05 Jy ! Clean residual min=-0.000479 max=0.000426 Jy/beam ! Clean residual mean=-0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0209146 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 124 components and 0.0209146 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=0.031566Jy sigma=0.546077 ! Fit after self-cal, rms=0.031560Jy sigma=0.546024 ! 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=0.031560Jy sigma=0.546024 ! Fit after self-cal, rms=0.033026Jy sigma=0.545959 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.872 mas, bmaj=6.981 mas, bpa=-2.887 degrees ! Estimated noise=0.270511 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000155421 Jy ! Component: 100 - total flux cleaned = 0.000195726 Jy ! Component: 150 - total flux cleaned = 0.000217896 Jy ! Component: 200 - total flux cleaned = 0.000232527 Jy ! Total flux subtracted in 200 components = 0.000232527 Jy ! Clean residual min=-0.000486 max=0.000370 Jy/beam ! Clean residual mean=-0.000001 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.0211471 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 141 components and 0.0211471 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=0.033022Jy sigma=0.545945 ! Fit after self-cal, rms=0.033043Jy sigma=0.545913 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 = 5.51635e-05 Jy ! Component: 100 - total flux cleaned = 7.65856e-05 Jy ! Component: 150 - total flux cleaned = 0.000104537 Jy ! Component: 200 - total flux cleaned = 0.000134359 Jy ! Total flux subtracted in 200 components = 0.000134359 Jy ! Clean residual min=-0.000476 max=0.000374 Jy/beam ! Clean residual mean=-0.000001 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0212815 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 148 components and 0.0212815 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=0.033041Jy sigma=0.545928 ! Fit after self-cal, rms=0.033041Jy sigma=0.545922 ! 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=1.616 mas, bmaj=3.997 mas, bpa=-1.362 degrees ! Estimated noise=0.219405 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.616 x 3.997 at -1.362 degrees (North through East) ! Clean map min=-0.00051419 max=0.015656 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=1.27 mas, bmaj=3.313 mas, bpa=-1.8 degrees ! Estimated noise=0.365895 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110412 Jy ! Component: 100 - total flux cleaned = 0.0145023 Jy ! Component: 150 - total flux cleaned = 0.0164018 Jy ! Component: 200 - total flux cleaned = 0.0176214 Jy ! Total flux subtracted in 200 components = 0.0176214 Jy ! Clean residual min=-0.000860 max=0.000890 Jy/beam ! Clean residual mean=-0.000001 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0176214 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 25 model components to the UV plane model. ! The established model now contains 25 components and 0.0176214 Jy ! Inverting map and beam ! Estimated beam: bmin=1.616 mas, bmaj=3.997 mas, bpa=-1.362 degrees ! Estimated noise=0.219405 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 = 0.00135794 Jy ! Component: 100 - total flux cleaned = 0.00217999 Jy ! Component: 150 - total flux cleaned = 0.00273333 Jy ! Component: 200 - total flux cleaned = 0.00306623 Jy ! Total flux subtracted in 200 components = 0.00306623 Jy ! Clean residual min=-0.000536 max=0.000556 Jy/beam ! Clean residual mean=-0.000001 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0206876 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 52 components and 0.0206876 Jy ! Inverting map ! Added new window around map position (-2.1, 0.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000366434 Jy ! Component: 100 - total flux cleaned = 0.000443333 Jy ! Component: 150 - total flux cleaned = 0.000511076 Jy ! Component: 200 - total flux cleaned = 0.000584084 Jy ! Total flux subtracted in 200 components = 0.000584084 Jy ! Clean residual min=-0.000502 max=0.000416 Jy/beam ! Clean residual mean=-0.000001 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0212717 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 77 components and 0.0212717 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=3.872 mas, bmaj=6.981 mas, bpa=-2.887 degrees ! Estimated noise=0.270511 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.67358e-05 Jy ! Component: 100 - total flux cleaned = -3.04101e-05 Jy ! Component: 150 - total flux cleaned = -5.44457e-05 Jy ! Component: 200 - total flux cleaned = -4.11323e-05 Jy ! Total flux subtracted in 200 components = -4.11323e-05 Jy ! Clean residual min=-0.000474 max=0.000378 Jy/beam ! Clean residual mean=-0.000001 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.0212306 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 = 6.30763e-06 Jy ! Component: 100 - total flux cleaned = 6.31969e-06 Jy ! Component: 150 - total flux cleaned = 9.22847e-07 Jy ! Component: 200 - total flux cleaned = -3.90248e-06 Jy ! Total flux subtracted in 200 components = -3.90248e-06 Jy ! Clean residual min=-0.000472 max=0.000377 Jy/beam ! Clean residual mean=-0.000001 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0212267 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 113 components and 0.0212267 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.616 mas, bmaj=3.997 mas, bpa=-1.362 degrees ! Estimated noise=0.219405 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.77488e-05 Jy ! Component: 100 - total flux cleaned = 0.000160851 Jy ! Component: 150 - total flux cleaned = 0.000202201 Jy ! Component: 200 - total flux cleaned = 0.00021774 Jy ! Total flux subtracted in 200 components = 0.00021774 Jy ! Clean residual min=-0.000498 max=0.000402 Jy/beam ! Clean residual mean=-0.000000 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.0214444 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 132 components and 0.0214444 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=0.033043Jy sigma=0.546128 ! Fit after self-cal, rms=0.033042Jy sigma=0.546056 wmodel J1850-0758_C_map.mod ! Writing 132 model components to file: J1850-0758_C_map.mod wobs J1850-0758_C_uvs.fits ! Writing UV FITS file: J1850-0758_C_uvs.fits wwins J1850-0758_C_map.win ! wwins: Wrote 5 windows to J1850-0758_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 = -8.73101e-05 Jy ! Component: 100 - total flux cleaned = -0.000115602 Jy ! Component: 150 - total flux cleaned = -0.000156001 Jy ! Component: 200 - total flux cleaned = -0.00019473 Jy ! Component: 250 - total flux cleaned = -0.000219405 Jy ! Component: 300 - total flux cleaned = -0.000225483 Jy ! Component: 350 - total flux cleaned = -0.000225681 Jy ! Component: 400 - total flux cleaned = -0.000231496 Jy ! Component: 450 - total flux cleaned = -0.000248157 Jy ! Component: 500 - total flux cleaned = -0.00024806 Jy ! Component: 550 - total flux cleaned = -0.000248048 Jy ! Component: 600 - total flux cleaned = -0.000237772 Jy ! Component: 650 - total flux cleaned = -0.000242957 Jy ! Component: 700 - total flux cleaned = -0.000218066 Jy ! Component: 750 - total flux cleaned = -0.000198568 Jy ! Component: 800 - total flux cleaned = -0.000188982 Jy ! Component: 850 - total flux cleaned = -0.000189037 Jy ! Component: 900 - total flux cleaned = -0.000175 Jy ! Component: 950 - total flux cleaned = -0.000165863 Jy ! Component: 1000 - total flux cleaned = -0.000179453 Jy ! Component: 1050 - total flux cleaned = -0.000179484 Jy ! Component: 1100 - total flux cleaned = -0.000192737 Jy ! Component: 1150 - total flux cleaned = -0.000188422 Jy ! Component: 1200 - total flux cleaned = -0.000201444 Jy ! Component: 1250 - total flux cleaned = -0.000201433 Jy ! Component: 1300 - total flux cleaned = -0.000209899 Jy ! Component: 1350 - total flux cleaned = -0.000209937 Jy ! Component: 1400 - total flux cleaned = -0.000214055 Jy ! Component: 1450 - total flux cleaned = -0.000205872 Jy ! Component: 1500 - total flux cleaned = -0.000213993 Jy ! Component: 1550 - total flux cleaned = -0.000201933 Jy ! Component: 1600 - total flux cleaned = -0.000197996 Jy ! Component: 1650 - total flux cleaned = -0.000194093 Jy ! Component: 1700 - total flux cleaned = -0.000194078 Jy ! Component: 1750 - total flux cleaned = -0.000186407 Jy ! Component: 1800 - total flux cleaned = -0.000186454 Jy ! Component: 1850 - total flux cleaned = -0.00019403 Jy ! Component: 1900 - total flux cleaned = -0.000186529 Jy ! Component: 1950 - total flux cleaned = -0.00018285 Jy ! Component: 2000 - total flux cleaned = -0.000186589 Jy ! Component: 2050 - total flux cleaned = -0.000197584 Jy ! Component: 2100 - total flux cleaned = -0.000197626 Jy ! Component: 2150 - total flux cleaned = -0.000201268 Jy ! Component: 2200 - total flux cleaned = -0.000208367 Jy ! Component: 2250 - total flux cleaned = -0.000204832 Jy ! Component: 2300 - total flux cleaned = -0.000204833 Jy ! Component: 2350 - total flux cleaned = -0.00020482 Jy ! Component: 2400 - total flux cleaned = -0.000204801 Jy ! Component: 2450 - total flux cleaned = -0.000194534 Jy ! Component: 2500 - total flux cleaned = -0.000204755 Jy ! Component: 2550 - total flux cleaned = -0.000198012 Jy ! Component: 2600 - total flux cleaned = -0.000188006 Jy ! Component: 2650 - total flux cleaned = -0.000194676 Jy ! Component: 2700 - total flux cleaned = -0.000184747 Jy ! Component: 2750 - total flux cleaned = -0.000184764 Jy ! Component: 2800 - total flux cleaned = -0.000184776 Jy ! Component: 2850 - total flux cleaned = -0.000191259 Jy ! Component: 2900 - total flux cleaned = -0.000175203 Jy ! Component: 2950 - total flux cleaned = -0.000172038 Jy ! Component: 3000 - total flux cleaned = -0.00017836 Jy ! Component: 3050 - total flux cleaned = -0.000165768 Jy ! Component: 3100 - total flux cleaned = -0.000162664 Jy ! Component: 3150 - total flux cleaned = -0.000165768 Jy ! Component: 3200 - total flux cleaned = -0.000159624 Jy ! Component: 3250 - total flux cleaned = -0.000150396 Jy ! Component: 3300 - total flux cleaned = -0.000150394 Jy ! Component: 3350 - total flux cleaned = -0.000153425 Jy ! Component: 3400 - total flux cleaned = -0.000141373 Jy ! Component: 3450 - total flux cleaned = -0.000147371 Jy ! Component: 3500 - total flux cleaned = -0.000144359 Jy ! Component: 3550 - total flux cleaned = -0.000138444 Jy ! Component: 3600 - total flux cleaned = -0.000135517 Jy ! Component: 3650 - total flux cleaned = -0.00013554 Jy ! Component: 3700 - total flux cleaned = -0.00014135 Jy ! Component: 3750 - total flux cleaned = -0.000138473 Jy ! Component: 3800 - total flux cleaned = -0.000141356 Jy ! Component: 3850 - total flux cleaned = -0.000135646 Jy ! Component: 3900 - total flux cleaned = -0.000138497 Jy ! Component: 3950 - total flux cleaned = -0.00012439 Jy ! Component: 4000 - total flux cleaned = -0.000124407 Jy ! Component: 4050 - total flux cleaned = -0.000118821 Jy ! Total flux subtracted in 4096 components = -0.000127159 Jy ! Clean residual min=-0.000161 max=0.000181 Jy/beam ! Clean residual mean=-0.000000 rms=0.000049 Jy/beam ! Combined flux in latest and established models = 0.0213172 Jy keep ! Adding 292 model components to the UV plane model. ! The established model now contains 424 components and 0.0213172 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1850-0758_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.616 x 3.997 at -1.362 degrees (North through East) ! Clean map min=-0.00040637 max=0.015637 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1850-0758_C_map.fits wmodel /vlbi/sb072/temp_maps//J1850-0758_C_map.mod ! Writing 424 model components to file: /vlbi/sb072/temp_maps//J1850-0758_C_map.mod wobs /vlbi/sb072/temp_maps//J1850-0758_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1850-0758_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1850-0758_C_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J1850-0758_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0156368 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.83417e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.927458 0.927458 1.85492 3.70983 7.41967 14.8393 29.6787 59.3573 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.015 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 323.464 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1850-0758_C_dfm.log closed on Sat Dec 15 22:36:01 2018