! Started logfile: /vlbi/sb072/temp_maps//J1641+2257_X_dfm.log on Thu Jan 31 09:41:03 2019 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//J1641+2257_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1641+2257_X_uvm.fits ! AN table 1: 4 integrations on 28 of 28 possible baselines. ! AN table 2: 4 integrations on 45 of 45 possible baselines. ! AN table 3: 4 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1641+2257 ! ! 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 3488 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 J1641+2257_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=1.131688Jy sigma=48.296054 ! Fit after self-cal, rms=0.479814Jy sigma=20.669404 ! 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=0.6908 mas, bmaj=2.199 mas, bpa=7.379 degrees ! Estimated noise=0.473013 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 = 0.399021 Jy ! Component: 100 - total flux cleaned = 0.48872 Jy ! Total flux subtracted in 100 components = 0.48872 Jy ! Clean residual min=-0.011759 max=0.031927 Jy/beam ! Clean residual mean=0.000002 rms=0.003299 Jy/beam ! Combined flux in latest and established models = 0.48872 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.48872 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=0.064879Jy sigma=2.581647 ! Fit after self-cal, rms=0.064874Jy sigma=2.581360 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0325026 Jy ! Component: 100 - total flux cleaned = 0.0470682 Jy ! Total flux subtracted in 100 components = 0.0470682 Jy ! Clean residual min=-0.009593 max=0.015896 Jy/beam ! Clean residual mean=0.000001 rms=0.002063 Jy/beam ! Combined flux in latest and established models = 0.535789 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.535789 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=0.046660Jy sigma=1.863857 ! Fit after self-cal, rms=0.046659Jy sigma=1.863802 ! Inverting map ! Added new window around map position (-2.2, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138467 Jy ! Component: 100 - total flux cleaned = 0.0129682 Jy ! Total flux subtracted in 100 components = 0.0129682 Jy ! Clean residual min=-0.008277 max=0.011296 Jy/beam ! Clean residual mean=0.000001 rms=0.001685 Jy/beam ! Combined flux in latest and established models = 0.548757 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 15 components and 0.548757 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=0.043049Jy sigma=1.720469 ! Fit after self-cal, rms=0.042702Jy sigma=1.707119 ! 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=0.9005 mas, bmaj=2.469 mas, bpa=5.436 degrees ! Estimated noise=0.286137 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 = -0.00101903 Jy ! Component: 100 - total flux cleaned = -0.00165152 Jy ! Component: 150 - total flux cleaned = -0.0020556 Jy ! Component: 200 - total flux cleaned = -0.00228867 Jy ! Total flux subtracted in 200 components = -0.00228867 Jy ! Clean residual min=-0.008590 max=0.007935 Jy/beam ! Clean residual mean=0.000001 rms=0.001782 Jy/beam ! Combined flux in latest and established models = 0.546468 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 24 components and 0.546468 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=0.041725Jy sigma=1.668197 ! Fit after self-cal, rms=0.041705Jy sigma=1.667734 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9005 x 2.469 at 5.436 degrees (North through East) ! Clean map min=-0.0083312 max=0.51576 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 KP 0.94 LA 0.99 ! MK 0.98 NL 1.03 PT 0.96 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.02 HN 0.91 KP 0.95 ! LA 1.01 MK 0.99 NL 1.07 OV 0.95 ! PT 0.95 SC 1.02 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.04 HN 0.99 KP 1.04 LA 1.05 ! MK 0.98 NL 0.94 OV 1.11 PT 0.97 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 KP 0.93 LA 1.00 ! MK 0.97 NL 1.02 PT 0.97 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.03 HN 0.93 KP 0.95 ! LA 1.01 MK 0.99 NL 1.07 OV 0.94 ! PT 0.96 SC 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.05 HN 0.99 KP 1.04 LA 1.07 ! MK 0.97 NL 0.96 OV 1.11 PT 0.97 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 KP 0.94 LA 1.00 ! MK 0.97 NL 1.02 PT 0.96 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.03 HN 0.92 KP 0.95 ! LA 1.00 MK 1.01 NL 1.07 OV 0.94 ! PT 0.96 SC 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.05 HN 0.96 KP 1.05 LA 1.06 ! MK 0.99 NL 0.96 OV 1.13 PT 0.97 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 KP 0.94 LA 1.01 ! MK 1.00 NL 1.03 PT 0.97 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.03 HN 0.93 KP 0.95 ! LA 1.00 MK 1.01 NL 1.08 OV 0.95 ! PT 0.94 SC 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.04 HN 0.97 KP 1.05 LA 1.07 ! MK 0.99 NL 0.97 OV 1.11 PT 0.97 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 KP 0.94 LA 1.01 ! MK 1.00 NL 1.04 PT 0.98 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.03 HN 0.93 KP 0.95 ! LA 1.01 MK 1.04 NL 1.07 OV 0.94 ! PT 0.95 SC 1.04 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.05 HN 1.01 KP 1.05 LA 1.05 ! MK 0.98 NL 0.97 OV 1.12 PT 0.97 ! SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 KP 0.94 LA 1.01 ! MK 1.01 NL 1.05 PT 0.98 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.03 HN 0.92 KP 0.95 ! LA 1.00 MK 1.03 NL 1.08 OV 0.94 ! PT 0.95 SC 1.04 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.05 HN 1.01 KP 1.05 LA 1.07 ! MK 1.01 NL 0.95 OV 1.12 PT 0.97 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 KP 0.93 LA 1.02 ! MK 1.03 NL 1.04 PT 0.96 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.04 HN 0.92 KP 0.95 ! LA 1.01 MK 1.05 NL 1.07 OV 0.95 ! PT 0.95 SC 1.04 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.06 HN 1.02 KP 1.05 LA 1.07 ! MK 1.01 NL 0.97 OV 1.13 PT 0.98 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 KP 0.94 LA 1.02 ! MK 1.00 NL 1.04 PT 0.99 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.04 HN 0.92 KP 0.94 ! LA 1.01 MK 1.04 NL 1.09 OV 0.95 ! PT 0.95 SC 1.03 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.06 HN 1.01 KP 1.05 LA 1.07 ! MK 1.01 NL 0.96 OV 1.12 PT 0.97 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.041705Jy sigma=1.667734 ! Fit after self-cal, rms=0.022119Jy sigma=0.877906 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.903 mas, bmaj=2.461 mas, bpa=5.358 degrees ! Estimated noise=0.285969 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 = -0.000632562 Jy ! Component: 100 - total flux cleaned = -0.000270551 Jy ! Component: 150 - total flux cleaned = -0.000399556 Jy ! Component: 200 - total flux cleaned = -0.000682263 Jy ! Total flux subtracted in 200 components = -0.000682263 Jy ! Clean residual min=-0.004090 max=0.002355 Jy/beam ! Clean residual mean=-0.000000 rms=0.000620 Jy/beam ! Combined flux in latest and established models = 0.545786 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 37 components and 0.545786 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=0.021337Jy sigma=0.844911 ! Fit after self-cal, rms=0.021334Jy sigma=0.842682 ! 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=0.021334Jy sigma=0.842682 ! Fit after self-cal, rms=0.021227Jy sigma=0.837764 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9024 mas, bmaj=2.459 mas, bpa=5.342 degrees ! Estimated noise=0.285878 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00066296 Jy ! Component: 100 - total flux cleaned = -0.000199742 Jy ! Component: 150 - total flux cleaned = -0.000112516 Jy ! Component: 200 - total flux cleaned = -0.000216002 Jy ! Total flux subtracted in 200 components = -0.000216002 Jy ! Clean residual min=-0.003405 max=0.002183 Jy/beam ! Clean residual mean=-0.000001 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.54557 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 41 components and 0.54557 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=0.020916Jy sigma=0.824714 ! Fit after self-cal, rms=0.020913Jy sigma=0.823730 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000244136 Jy ! Component: 100 - total flux cleaned = -0.000360094 Jy ! Component: 150 - total flux cleaned = -0.000412044 Jy ! Component: 200 - total flux cleaned = -0.000460783 Jy ! Total flux subtracted in 200 components = -0.000460783 Jy ! Clean residual min=-0.003188 max=0.002337 Jy/beam ! Clean residual mean=-0.000001 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.545109 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 47 components and 0.545109 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=0.020839Jy sigma=0.820742 ! Fit after self-cal, rms=0.020843Jy sigma=0.820636 ! 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=0.020843Jy sigma=0.820636 ! Fit after self-cal, rms=0.020747Jy sigma=0.815655 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9018 mas, bmaj=2.457 mas, bpa=5.348 degrees ! Estimated noise=0.285724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000917795 Jy ! Component: 100 - total flux cleaned = -0.000556721 Jy ! Component: 150 - total flux cleaned = -0.000249803 Jy ! Component: 200 - total flux cleaned = -9.25329e-05 Jy ! Total flux subtracted in 200 components = -9.25329e-05 Jy ! Clean residual min=-0.002711 max=0.001994 Jy/beam ! Clean residual mean=-0.000001 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.545017 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 52 components and 0.545017 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=0.020604Jy sigma=0.809873 ! Fit after self-cal, rms=0.020603Jy sigma=0.809468 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000128794 Jy ! Component: 100 - total flux cleaned = -0.000147855 Jy ! Component: 150 - total flux cleaned = -0.000199545 Jy ! Component: 200 - total flux cleaned = -0.000215746 Jy ! Total flux subtracted in 200 components = -0.000215746 Jy ! Clean residual min=-0.002610 max=0.001950 Jy/beam ! Clean residual mean=-0.000001 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.544801 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 54 components and 0.544801 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=0.020572Jy sigma=0.808247 ! Fit after self-cal, rms=0.020575Jy sigma=0.808211 ! 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=0.020575Jy sigma=0.808211 ! Fit after self-cal, rms=0.020524Jy sigma=0.805178 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.089 mas, bmaj=3.282 mas, bpa=-2.532 degrees ! Estimated noise=0.359069 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000527414 Jy ! Component: 100 - total flux cleaned = -0.000386426 Jy ! Component: 150 - total flux cleaned = -0.000242535 Jy ! Component: 200 - total flux cleaned = -0.000141353 Jy ! Total flux subtracted in 200 components = -0.000141353 Jy ! Clean residual min=-0.002752 max=0.002369 Jy/beam ! Clean residual mean=-0.000001 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.54466 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 61 components and 0.544659 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=0.020464Jy sigma=0.802749 ! Fit after self-cal, rms=0.020459Jy sigma=0.802403 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000101198 Jy ! Component: 100 - total flux cleaned = -1.69439e-05 Jy ! Component: 150 - total flux cleaned = 5.53477e-05 Jy ! Component: 200 - total flux cleaned = 0.000105785 Jy ! Total flux subtracted in 200 components = 0.000105785 Jy ! Clean residual min=-0.002664 max=0.002319 Jy/beam ! Clean residual mean=-0.000001 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.544765 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 67 components and 0.544765 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=0.020461Jy sigma=0.802431 ! Fit after self-cal, rms=0.020461Jy sigma=0.802366 ! 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=0.9014 mas, bmaj=2.455 mas, bpa=5.361 degrees ! Estimated noise=0.28561 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9014 x 2.455 at 5.361 degrees (North through East) ! Clean map min=-0.0022296 max=0.51823 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 ! Performing amp+phase self-cal ! ! 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=0.020461Jy sigma=0.802366 ! Fit after self-cal, rms=0.019586Jy sigma=0.755812 ! Inverting map and beam ! Estimated beam: bmin=0.9011 mas, bmaj=2.455 mas, bpa=5.37 degrees ! Estimated noise=0.285321 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000497452 Jy ! Component: 100 - total flux cleaned = -0.000301179 Jy ! Component: 150 - total flux cleaned = -0.000145164 Jy ! Component: 200 - total flux cleaned = -0.000160604 Jy ! Total flux subtracted in 200 components = -0.000160604 Jy ! Clean residual min=-0.002186 max=0.001872 Jy/beam ! Clean residual mean=-0.000001 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.544605 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 70 components and 0.544605 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=0.019516Jy sigma=0.752966 ! Fit after self-cal, rms=0.019517Jy sigma=0.752814 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.49936e-05 Jy ! Component: 100 - total flux cleaned = -0.000165104 Jy ! Component: 150 - total flux cleaned = -0.000204409 Jy ! Component: 200 - total flux cleaned = -0.000229123 Jy ! Total flux subtracted in 200 components = -0.000229123 Jy ! Clean residual min=-0.002102 max=0.001847 Jy/beam ! Clean residual mean=-0.000001 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.544376 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 73 components and 0.544376 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=0.019499Jy sigma=0.752073 ! Fit after self-cal, rms=0.019500Jy sigma=0.752059 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.019500Jy sigma=0.752059 ! Fit after self-cal, rms=0.019472Jy sigma=0.750764 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=0.6925 mas, bmaj=2.189 mas, bpa=7.301 degrees ! Estimated noise=0.469452 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.396014 Jy ! Component: 100 - total flux cleaned = 0.484538 Jy ! Component: 150 - total flux cleaned = 0.516014 Jy ! Component: 200 - total flux cleaned = 0.529555 Jy ! Total flux subtracted in 200 components = 0.529555 Jy ! Clean residual min=-0.005306 max=0.006042 Jy/beam ! Clean residual mean=-0.000000 rms=0.000953 Jy/beam ! Combined flux in latest and established models = 0.529556 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 7 model components to the UV plane model. ! The established model now contains 7 components and 0.529556 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9009 mas, bmaj=2.454 mas, bpa=5.383 degrees ! Estimated noise=0.285287 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 = 0.00786101 Jy ! Component: 100 - total flux cleaned = 0.0124093 Jy ! Component: 150 - total flux cleaned = 0.0138514 Jy ! Component: 200 - total flux cleaned = 0.0141695 Jy ! Total flux subtracted in 200 components = 0.0141695 Jy ! Clean residual min=-0.002457 max=0.002746 Jy/beam ! Clean residual mean=-0.000001 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.543725 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 28 components and 0.543725 Jy ! Inverting map ! Added new window around map position (1.8, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109713 Jy ! Component: 100 - total flux cleaned = 0.00142375 Jy ! Component: 150 - total flux cleaned = 0.00163439 Jy ! Component: 200 - total flux cleaned = 0.00169597 Jy ! Total flux subtracted in 200 components = 0.00169597 Jy ! Clean residual min=-0.001673 max=0.002367 Jy/beam ! Clean residual mean=-0.000000 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.545421 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 37 components and 0.545421 Jy ! Inverting map ! Added new window around map position (-2.6, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00212576 Jy ! Component: 100 - total flux cleaned = 0.00292057 Jy ! Component: 150 - total flux cleaned = 0.00321813 Jy ! Component: 200 - total flux cleaned = 0.00349282 Jy ! Total flux subtracted in 200 components = 0.00349282 Jy ! Clean residual min=-0.001439 max=0.001540 Jy/beam ! Clean residual mean=0.000001 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.548914 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 53 components and 0.548914 Jy ! Inverting map ! Added new window around map position (-14, -4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112286 Jy ! Component: 100 - total flux cleaned = 0.00140572 Jy ! Component: 150 - total flux cleaned = 0.00155511 Jy ! Component: 200 - total flux cleaned = 0.00172652 Jy ! Total flux subtracted in 200 components = 0.00172652 Jy ! Clean residual min=-0.001201 max=0.001366 Jy/beam ! Clean residual mean=0.000000 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.55064 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 68 components and 0.55064 Jy ! Inverting map ! Added new window around map position (0.6, -5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105002 Jy ! Component: 100 - total flux cleaned = 0.00128462 Jy ! Component: 150 - total flux cleaned = 0.00149402 Jy ! Component: 200 - total flux cleaned = 0.00157787 Jy ! Total flux subtracted in 200 components = 0.00157787 Jy ! Clean residual min=-0.001152 max=0.001180 Jy/beam ! Clean residual mean=0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.552218 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 83 components and 0.552218 Jy ! Inverting map ! Added new window around map position (5.6, 19.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000682869 Jy ! Component: 100 - total flux cleaned = 0.000848648 Jy ! Component: 150 - total flux cleaned = 0.000923525 Jy ! Component: 200 - total flux cleaned = 0.000969997 Jy ! Total flux subtracted in 200 components = 0.000969997 Jy ! Clean residual min=-0.001007 max=0.000934 Jy/beam ! Clean residual mean=-0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.553188 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 98 components and 0.553188 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=2.09 mas, bmaj=3.278 mas, bpa=-2.456 degrees ! Estimated noise=0.3589 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000266463 Jy ! Component: 100 - total flux cleaned = -0.000307189 Jy ! Component: 150 - total flux cleaned = -0.000236142 Jy ! Component: 200 - total flux cleaned = -0.000139938 Jy ! Total flux subtracted in 200 components = -0.000139938 Jy ! Clean residual min=-0.001206 max=0.001066 Jy/beam ! Clean residual mean=-0.000000 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.553048 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 = 8.90418e-05 Jy ! Component: 100 - total flux cleaned = 0.000158477 Jy ! Component: 150 - total flux cleaned = 0.000222388 Jy ! Component: 200 - total flux cleaned = 0.000258961 Jy ! Total flux subtracted in 200 components = 0.000258961 Jy ! Clean residual min=-0.001146 max=0.001029 Jy/beam ! Clean residual mean=-0.000000 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.553307 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 131 components and 0.553307 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9009 mas, bmaj=2.454 mas, bpa=5.383 degrees ! Estimated noise=0.285287 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000174604 Jy ! Component: 100 - total flux cleaned = 0.00017456 Jy ! Component: 150 - total flux cleaned = 0.000174705 Jy ! Component: 200 - total flux cleaned = 0.000173194 Jy ! Total flux subtracted in 200 components = 0.000173194 Jy ! Clean residual min=-0.000855 max=0.000854 Jy/beam ! Clean residual mean=-0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.553481 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 148 components and 0.553481 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=0.018935Jy sigma=0.728674 ! Fit after self-cal, rms=0.018913Jy sigma=0.727586 wmodel J1641+2257_X_map.mod ! Writing 148 model components to file: J1641+2257_X_map.mod wobs J1641+2257_X_uvs.fits ! Writing UV FITS file: J1641+2257_X_uvs.fits wwins J1641+2257_X_map.win ! wwins: Wrote 7 windows to J1641+2257_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 = -7.38048e-05 Jy ! Component: 100 - total flux cleaned = -0.00013117 Jy ! Component: 150 - total flux cleaned = -0.000185096 Jy ! Component: 200 - total flux cleaned = -0.000224381 Jy ! Component: 250 - total flux cleaned = -0.000262437 Jy ! Component: 300 - total flux cleaned = -0.000310899 Jy ! Component: 350 - total flux cleaned = -0.000346009 Jy ! Component: 400 - total flux cleaned = -0.000391892 Jy ! Component: 450 - total flux cleaned = -0.000403045 Jy ! Component: 500 - total flux cleaned = -0.000447068 Jy ! Component: 550 - total flux cleaned = -0.000501038 Jy ! Component: 600 - total flux cleaned = -0.000532613 Jy ! Component: 650 - total flux cleaned = -0.000595112 Jy ! Component: 700 - total flux cleaned = -0.000666629 Jy ! Component: 750 - total flux cleaned = -0.000736993 Jy ! Component: 800 - total flux cleaned = -0.000776461 Jy ! Component: 850 - total flux cleaned = -0.000815294 Jy ! Component: 900 - total flux cleaned = -0.0008727 Jy ! Component: 950 - total flux cleaned = -0.000900952 Jy ! Component: 1000 - total flux cleaned = -0.000928799 Jy ! Component: 1050 - total flux cleaned = -0.000956179 Jy ! Component: 1100 - total flux cleaned = -0.000983304 Jy ! Component: 1150 - total flux cleaned = -0.00101895 Jy ! Component: 1200 - total flux cleaned = -0.00101899 Jy ! Component: 1250 - total flux cleaned = -0.0010624 Jy ! Component: 1300 - total flux cleaned = -0.00108803 Jy ! Component: 1350 - total flux cleaned = -0.00110513 Jy ! Component: 1400 - total flux cleaned = -0.00113856 Jy ! Component: 1450 - total flux cleaned = -0.00114689 Jy ! Component: 1500 - total flux cleaned = -0.0011551 Jy ! Component: 1550 - total flux cleaned = -0.00116311 Jy ! Component: 1600 - total flux cleaned = -0.00117901 Jy ! Component: 1650 - total flux cleaned = -0.00114748 Jy ! Component: 1700 - total flux cleaned = -0.00112405 Jy ! Component: 1750 - total flux cleaned = -0.00112413 Jy ! Component: 1800 - total flux cleaned = -0.00113945 Jy ! Component: 1850 - total flux cleaned = -0.00113168 Jy ! Component: 1900 - total flux cleaned = -0.00110906 Jy ! Component: 1950 - total flux cleaned = -0.0010867 Jy ! Component: 2000 - total flux cleaned = -0.00106452 Jy ! Component: 2050 - total flux cleaned = -0.00106464 Jy ! Component: 2100 - total flux cleaned = -0.00107916 Jy ! Component: 2150 - total flux cleaned = -0.00106479 Jy ! Component: 2200 - total flux cleaned = -0.00104342 Jy ! Component: 2250 - total flux cleaned = -0.00100821 Jy ! Component: 2300 - total flux cleaned = -0.00102221 Jy ! Component: 2350 - total flux cleaned = -0.000987465 Jy ! Component: 2400 - total flux cleaned = -0.000994366 Jy ! Component: 2450 - total flux cleaned = -0.00100122 Jy ! Component: 2500 - total flux cleaned = -0.000967215 Jy ! Component: 2550 - total flux cleaned = -0.000980873 Jy ! Component: 2600 - total flux cleaned = -0.000980839 Jy ! Component: 2650 - total flux cleaned = -0.000967531 Jy ! Component: 2700 - total flux cleaned = -0.000974097 Jy ! Component: 2750 - total flux cleaned = -0.000967522 Jy ! Component: 2800 - total flux cleaned = -0.000954566 Jy ! Component: 2850 - total flux cleaned = -0.000948138 Jy ! Component: 2900 - total flux cleaned = -0.000922445 Jy ! Component: 2950 - total flux cleaned = -0.000947942 Jy ! Component: 3000 - total flux cleaned = -0.000941557 Jy ! Component: 3050 - total flux cleaned = -0.000935352 Jy ! Component: 3100 - total flux cleaned = -0.000935335 Jy ! Component: 3150 - total flux cleaned = -0.000916711 Jy ! Component: 3200 - total flux cleaned = -0.00092902 Jy ! Component: 3250 - total flux cleaned = -0.000904559 Jy ! Component: 3300 - total flux cleaned = -0.000898532 Jy ! Component: 3350 - total flux cleaned = -0.000916621 Jy ! Component: 3400 - total flux cleaned = -0.000898585 Jy ! Component: 3450 - total flux cleaned = -0.000886733 Jy ! Component: 3500 - total flux cleaned = -0.000910437 Jy ! Component: 3550 - total flux cleaned = -0.000886867 Jy ! Component: 3600 - total flux cleaned = -0.00089269 Jy ! Component: 3650 - total flux cleaned = -0.000910144 Jy ! Component: 3700 - total flux cleaned = -0.000887045 Jy ! Component: 3750 - total flux cleaned = -0.000875574 Jy ! Component: 3800 - total flux cleaned = -0.000892737 Jy ! Component: 3850 - total flux cleaned = -0.000892757 Jy ! Component: 3900 - total flux cleaned = -0.000915355 Jy ! Component: 3950 - total flux cleaned = -0.000904121 Jy ! Component: 4000 - total flux cleaned = -0.000898589 Jy ! Component: 4050 - total flux cleaned = -0.000909735 Jy ! Total flux subtracted in 4096 components = -0.00091528 Jy ! Clean residual min=-0.000300 max=0.000331 Jy/beam ! Clean residual mean=-0.000000 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.552565 Jy keep ! Adding 284 model components to the UV plane model. ! The established model now contains 432 components and 0.552565 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1641+2257_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9009 x 2.454 at 5.383 degrees (North through East) ! Clean map min=-0.00090836 max=0.51742 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1641+2257_X_map.fits wmodel /vlbi/sb072/temp_maps//J1641+2257_X_map.mod ! Writing 432 model components to file: /vlbi/sb072/temp_maps//J1641+2257_X_map.mod wobs /vlbi/sb072/temp_maps//J1641+2257_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1641+2257_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1641+2257_X_map.win ! wwins: Wrote 8 windows to /vlbi/sb072/temp_maps//J1641+2257_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.517416 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.52372e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0552189 0.0552189 0.110438 0.220875 0.441751 0.883502 1.767 3.53401 7.06801 14.136 28.2721 56.5441 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.517 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5432.93 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1641+2257_X_dfm.log closed on Thu Jan 31 09:41:08 2019