! Started logfile: /vlbi/uf001/uva//J1623+6624_X_dfm.log on Mon Jan 14 03:40:53 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1623+6624_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1623+6624_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.896296 visibilities/baseline/integration-bin. ! Found source: J1623+6624 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 20328 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J1623+6624_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. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 79 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.015525Jy sigma=22.487942 ! Fit after self-cal, rms=0.829309Jy sigma=18.384374 ! 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=0.8109 mas, bmaj=0.8944 mas, bpa=87.58 degrees ! Estimated noise=0.415468 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 = 0.130662 Jy ! Component: 100 - total flux cleaned = 0.165913 Jy ! Total flux subtracted in 100 components = 0.165913 Jy ! Clean residual min=-0.006029 max=0.014091 Jy/beam ! Clean residual mean=-0.000017 rms=0.001489 Jy/beam ! Combined flux in latest and established models = 0.165913 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.165913 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.067897Jy sigma=1.436146 ! Fit after self-cal, rms=0.067868Jy sigma=1.435111 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142756 Jy ! Component: 100 - total flux cleaned = 0.0207612 Jy ! Total flux subtracted in 100 components = 0.0207612 Jy ! Clean residual min=-0.005575 max=0.005915 Jy/beam ! Clean residual mean=-0.000009 rms=0.001232 Jy/beam ! Combined flux in latest and established models = 0.186674 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.186674 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065354Jy sigma=1.384748 ! Fit after self-cal, rms=0.065352Jy sigma=1.384497 ! 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=1.042 mas, bmaj=1.146 mas, bpa=86.1 degrees ! Estimated noise=0.245869 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 = 0.000191347 Jy ! Component: 100 - total flux cleaned = 0.000140074 Jy ! Component: 150 - total flux cleaned = 9.10999e-05 Jy ! Component: 200 - total flux cleaned = 4.76078e-05 Jy ! Total flux subtracted in 200 components = 4.76078e-05 Jy ! Clean residual min=-0.006100 max=0.006928 Jy/beam ! Clean residual mean=-0.000024 rms=0.001581 Jy/beam ! Combined flux in latest and established models = 0.186722 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 17 components and 0.186722 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065277Jy sigma=1.382973 ! Fit after self-cal, rms=0.065270Jy sigma=1.382839 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.042 x 1.146 at 86.1 degrees (North through East) ! Clean map min=-0.0057877 max=0.17128 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.93 KP 0.96 ! LA 1.16 MK 1.03 NL 1.11 OV 0.89 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.93 KP 0.98 ! LA 1.15 MK 1.05 NL 1.13 OV 0.87 ! PT 0.89 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.94 KP 0.96 ! LA 1.13 MK 1.03 NL 1.13 OV 0.90 ! PT 0.90 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.93 KP 0.97 ! LA 1.16 MK 1.02 NL 1.14 OV 0.88 ! PT 0.91 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.98 KP 0.97 ! LA 1.14 MK 1.03 NL 1.13 OV 0.88 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.95 KP 0.96 ! LA 1.16 MK 1.04 NL 1.11 OV 0.90 ! PT 0.90 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 0.96 KP 0.94 ! LA 1.13 MK 1.08 NL 1.13 OV 0.90 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.94 KP 0.97 ! LA 1.14 MK 1.04 NL 1.13 OV 0.88 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.95 KP 0.95 ! LA 1.14 MK 1.04 NL 1.15 OV 0.88 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.90 KP 0.96 ! LA 1.13 MK 1.06 NL 1.15 OV 0.90 ! PT 0.90 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.97 KP 0.98 ! LA 1.13 MK 1.06 NL 1.12 OV 0.89 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 0.94 KP 0.96 ! LA 1.15 MK 1.04 NL 1.10 OV 0.89 ! PT 0.89 SC 0.99 ! ! ! Fit before self-cal, rms=0.065270Jy sigma=1.382839 ! Fit after self-cal, rms=0.062065Jy sigma=1.305878 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.042 mas, bmaj=1.147 mas, bpa=83.69 degrees ! Estimated noise=0.245258 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 = -2.50871e-05 Jy ! Component: 100 - total flux cleaned = -0.00011107 Jy ! Component: 150 - total flux cleaned = -0.000148802 Jy ! Component: 200 - total flux cleaned = -0.00018497 Jy ! Total flux subtracted in 200 components = -0.00018497 Jy ! Clean residual min=-0.004778 max=0.004904 Jy/beam ! Clean residual mean=-0.000027 rms=0.001166 Jy/beam ! Combined flux in latest and established models = 0.186537 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 22 components and 0.186537 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.062006Jy sigma=1.304838 ! Fit after self-cal, rms=0.062035Jy sigma=1.304267 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.062035Jy sigma=1.304267 ! Fit after self-cal, rms=0.060663Jy sigma=1.218864 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.037 mas, bmaj=1.148 mas, bpa=84.83 degrees ! Estimated noise=0.24553 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000936423 Jy ! Component: 100 - total flux cleaned = 0.000935795 Jy ! Component: 150 - total flux cleaned = 0.000902285 Jy ! Component: 200 - total flux cleaned = 0.000871844 Jy ! Total flux subtracted in 200 components = 0.000871844 Jy ! Clean residual min=-0.001492 max=0.001818 Jy/beam ! Clean residual mean=-0.000002 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.187409 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 26 components and 0.187409 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060616Jy sigma=1.217979 ! Fit after self-cal, rms=0.060710Jy sigma=1.217421 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 (2.4, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155516 Jy ! Component: 100 - total flux cleaned = 0.00164163 Jy ! Component: 150 - total flux cleaned = 0.00164032 Jy ! Component: 200 - total flux cleaned = 0.00164118 Jy ! Total flux subtracted in 200 components = 0.00164118 Jy ! Clean residual min=-0.001498 max=0.001457 Jy/beam ! Clean residual mean=-0.000000 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.18905 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 39 components and 0.18905 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060646Jy sigma=1.215998 ! Fit after self-cal, rms=0.060644Jy sigma=1.215883 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060644Jy sigma=1.215883 ! Fit after self-cal, rms=0.060739Jy sigma=1.215703 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.036 mas, bmaj=1.146 mas, bpa=85.07 degrees ! Estimated noise=0.245803 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010429 Jy ! Component: 100 - total flux cleaned = 0.0012257 Jy ! Component: 150 - total flux cleaned = 0.00127901 Jy ! Component: 200 - total flux cleaned = 0.00130403 Jy ! Total flux subtracted in 200 components = 0.00130403 Jy ! Clean residual min=-0.001408 max=0.001365 Jy/beam ! Clean residual mean=0.000000 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.190354 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 43 components and 0.190354 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060708Jy sigma=1.215111 ! Fit after self-cal, rms=0.060710Jy sigma=1.215070 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 = 9.80469e-05 Jy ! Component: 100 - total flux cleaned = 7.40103e-05 Jy ! Component: 150 - total flux cleaned = 9.73034e-05 Jy ! Component: 200 - total flux cleaned = 9.71072e-05 Jy ! Total flux subtracted in 200 components = 9.71072e-05 Jy ! Clean residual min=-0.001404 max=0.001316 Jy/beam ! Clean residual mean=0.000000 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.190451 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 45 components and 0.190451 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060691Jy sigma=1.214734 ! Fit after self-cal, rms=0.060692Jy sigma=1.214698 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060692Jy sigma=1.214698 ! Fit after self-cal, rms=0.060721Jy sigma=1.214621 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.219 mas, bmaj=2.578 mas, bpa=85.99 degrees ! Estimated noise=0.321463 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000684841 Jy ! Component: 100 - total flux cleaned = 0.000806895 Jy ! Component: 150 - total flux cleaned = 0.000853925 Jy ! Component: 200 - total flux cleaned = 0.000892869 Jy ! Total flux subtracted in 200 components = 0.000892869 Jy ! Clean residual min=-0.001603 max=0.001419 Jy/beam ! Clean residual mean=0.000000 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.191344 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 53 components and 0.191344 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060722Jy sigma=1.214642 ! Fit after self-cal, rms=0.060722Jy sigma=1.214623 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 = 5.01623e-05 Jy ! Component: 100 - total flux cleaned = 7.09048e-05 Jy ! Component: 150 - total flux cleaned = 7.87064e-05 Jy ! Component: 200 - total flux cleaned = 7.85042e-05 Jy ! Total flux subtracted in 200 components = 7.85042e-05 Jy ! Clean residual min=-0.001594 max=0.001424 Jy/beam ! Clean residual mean=0.000001 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.191422 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 57 components and 0.191422 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060724Jy sigma=1.214660 ! Fit after self-cal, rms=0.060724Jy sigma=1.214652 ! 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=1.034 mas, bmaj=1.144 mas, bpa=85.03 degrees ! Estimated noise=0.245942 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.034 x 1.144 at 85.03 degrees (North through East) ! Clean map min=-0.0012368 max=0.17139 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8059 mas, bmaj=0.9001 mas, bpa=86.1 degrees ! Estimated noise=0.410252 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.128992 Jy ! Component: 100 - total flux cleaned = 0.164431 Jy ! Component: 150 - total flux cleaned = 0.178779 Jy ! Component: 200 - total flux cleaned = 0.18529 Jy ! Total flux subtracted in 200 components = 0.18529 Jy ! Clean residual min=-0.002769 max=0.003060 Jy/beam ! Clean residual mean=-0.000002 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 0.18529 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.18529 Jy ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=1.144 mas, bpa=85.03 degrees ! Estimated noise=0.245942 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 = 0.00318862 Jy ! Component: 100 - total flux cleaned = 0.00465157 Jy ! Component: 150 - total flux cleaned = 0.00517051 Jy ! Component: 200 - total flux cleaned = 0.00546626 Jy ! Total flux subtracted in 200 components = 0.00546626 Jy ! Clean residual min=-0.001528 max=0.001390 Jy/beam ! Clean residual mean=-0.000001 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.190757 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 24 components and 0.190757 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=2.219 mas, bmaj=2.578 mas, bpa=85.99 degrees ! Estimated noise=0.321463 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000760051 Jy ! Component: 100 - total flux cleaned = 0.000831956 Jy ! Component: 150 - total flux cleaned = 0.00083278 Jy ! Component: 200 - total flux cleaned = 0.000832971 Jy ! Total flux subtracted in 200 components = 0.000832971 Jy ! Clean residual min=-0.001565 max=0.001453 Jy/beam ! Clean residual mean=0.000001 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.19159 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 = 5.78592e-07 Jy ! Component: 100 - total flux cleaned = 1.12771e-06 Jy ! Component: 150 - total flux cleaned = 1.20989e-05 Jy ! Component: 200 - total flux cleaned = 1.76761e-06 Jy ! Total flux subtracted in 200 components = 1.76761e-06 Jy ! Clean residual min=-0.001570 max=0.001444 Jy/beam ! Clean residual mean=0.000001 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.191591 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 41 components and 0.191591 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=1.144 mas, bpa=85.03 degrees ! Estimated noise=0.245942 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000146699 Jy ! Component: 100 - total flux cleaned = -0.000147149 Jy ! Component: 150 - total flux cleaned = -0.000146168 Jy ! Component: 200 - total flux cleaned = -0.000114995 Jy ! Total flux subtracted in 200 components = -0.000114995 Jy ! Clean residual min=-0.001347 max=0.001392 Jy/beam ! Clean residual mean=0.000000 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.191476 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 46 components and 0.191476 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060761Jy sigma=1.215505 ! Fit after self-cal, rms=0.060759Jy sigma=1.215375 wmodel J1623+6624_X_map.mod ! Writing 46 model components to file: J1623+6624_X_map.mod wobs J1623+6624_X_uvs.fits ! Writing UV FITS file: J1623+6624_X_uvs.fits wwins J1623+6624_X_map.win ! wwins: Wrote 2 windows to J1623+6624_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 = -2.52063e-05 Jy ! Component: 100 - total flux cleaned = -1.01987e-06 Jy ! Component: 150 - total flux cleaned = 2.17324e-05 Jy ! Component: 200 - total flux cleaned = 4.43112e-05 Jy ! Component: 250 - total flux cleaned = 2.35007e-05 Jy ! Component: 300 - total flux cleaned = 0.000107946 Jy ! Component: 350 - total flux cleaned = 6.6068e-05 Jy ! Component: 400 - total flux cleaned = 0.000147282 Jy ! Component: 450 - total flux cleaned = 0.000206807 Jy ! Component: 500 - total flux cleaned = 0.00026562 Jy ! Component: 550 - total flux cleaned = 0.000361663 Jy ! Component: 600 - total flux cleaned = 0.00034245 Jy ! Component: 650 - total flux cleaned = 0.000342331 Jy ! Component: 700 - total flux cleaned = 0.000342323 Jy ! Component: 750 - total flux cleaned = 0.000396489 Jy ! Component: 800 - total flux cleaned = 0.000396229 Jy ! Component: 850 - total flux cleaned = 0.000396513 Jy ! Component: 900 - total flux cleaned = 0.000484259 Jy ! Component: 950 - total flux cleaned = 0.000484514 Jy ! Component: 1000 - total flux cleaned = 0.000536121 Jy ! Component: 1050 - total flux cleaned = 0.000637541 Jy ! Component: 1100 - total flux cleaned = 0.000671042 Jy ! Component: 1150 - total flux cleaned = 0.000671294 Jy ! Component: 1200 - total flux cleaned = 0.000704094 Jy ! Component: 1250 - total flux cleaned = 0.000687763 Jy ! Component: 1300 - total flux cleaned = 0.000703785 Jy ! Component: 1350 - total flux cleaned = 0.000671813 Jy ! Component: 1400 - total flux cleaned = 0.000655967 Jy ! Component: 1450 - total flux cleaned = 0.000671562 Jy ! Component: 1500 - total flux cleaned = 0.000686892 Jy ! Component: 1550 - total flux cleaned = 0.000655957 Jy ! Component: 1600 - total flux cleaned = 0.000671376 Jy ! Component: 1650 - total flux cleaned = 0.000686524 Jy ! Component: 1700 - total flux cleaned = 0.0006565 Jy ! Component: 1750 - total flux cleaned = 0.000611854 Jy ! Component: 1800 - total flux cleaned = 0.000641612 Jy ! Component: 1850 - total flux cleaned = 0.000612008 Jy ! Component: 1900 - total flux cleaned = 0.000597538 Jy ! Component: 1950 - total flux cleaned = 0.000554228 Jy ! Component: 2000 - total flux cleaned = 0.000611703 Jy ! Component: 2050 - total flux cleaned = 0.000597589 Jy ! Component: 2100 - total flux cleaned = 0.000625748 Jy ! Component: 2150 - total flux cleaned = 0.000625718 Jy ! Component: 2200 - total flux cleaned = 0.000611703 Jy ! Component: 2250 - total flux cleaned = 0.000611692 Jy ! Component: 2300 - total flux cleaned = 0.000625392 Jy ! Component: 2350 - total flux cleaned = 0.000584443 Jy ! Component: 2400 - total flux cleaned = 0.000584374 Jy ! Component: 2450 - total flux cleaned = 0.000570845 Jy ! Component: 2500 - total flux cleaned = 0.000543974 Jy ! Component: 2550 - total flux cleaned = 0.000530597 Jy ! Component: 2600 - total flux cleaned = 0.000451346 Jy ! Component: 2650 - total flux cleaned = 0.000451286 Jy ! Component: 2700 - total flux cleaned = 0.000399073 Jy ! Component: 2750 - total flux cleaned = 0.000412201 Jy ! Component: 2800 - total flux cleaned = 0.000347596 Jy ! Component: 2850 - total flux cleaned = 0.000373291 Jy ! Component: 2900 - total flux cleaned = 0.000373364 Jy ! Component: 2950 - total flux cleaned = 0.000322765 Jy ! Component: 3000 - total flux cleaned = 0.000310242 Jy ! Component: 3050 - total flux cleaned = 0.000285194 Jy ! Component: 3100 - total flux cleaned = 0.000272813 Jy ! Component: 3150 - total flux cleaned = 0.000272786 Jy ! Component: 3200 - total flux cleaned = 0.000248168 Jy ! Component: 3250 - total flux cleaned = 0.000272521 Jy ! Component: 3300 - total flux cleaned = 0.000199478 Jy ! Component: 3350 - total flux cleaned = 0.000175242 Jy ! Component: 3400 - total flux cleaned = 0.000151119 Jy ! Component: 3450 - total flux cleaned = 0.000127231 Jy ! Component: 3500 - total flux cleaned = 7.96694e-05 Jy ! Component: 3550 - total flux cleaned = 9.1576e-05 Jy ! Component: 3600 - total flux cleaned = 6.80386e-05 Jy ! Component: 3650 - total flux cleaned = 2.12756e-05 Jy ! Component: 3700 - total flux cleaned = 3.29995e-05 Jy ! Component: 3750 - total flux cleaned = 9.73372e-06 Jy ! Component: 3800 - total flux cleaned = 2.12886e-05 Jy ! Component: 3850 - total flux cleaned = 9.79028e-06 Jy ! Component: 3900 - total flux cleaned = -4.71866e-05 Jy ! Component: 3950 - total flux cleaned = -5.84882e-05 Jy ! Component: 4000 - total flux cleaned = -9.23546e-05 Jy ! Component: 4050 - total flux cleaned = -4.74535e-05 Jy ! Total flux subtracted in 4096 components = -3.63096e-05 Jy ! Clean residual min=-0.000642 max=0.000713 Jy/beam ! Clean residual mean=-0.000000 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.19144 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 346 components and 0.19144 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1623+6624_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.034 x 1.144 at 85.03 degrees (North through East) ! Clean map min=-0.00092783 max=0.17104 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1623+6624_X_map.fits wmodel /vlbi/uf001/uva//J1623+6624_X_map.mod ! Writing 346 model components to file: /vlbi/uf001/uva//J1623+6624_X_map.mod wobs /vlbi/uf001/uva//J1623+6624_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1623+6624_X_uvs.fits wwins /vlbi/uf001/uva//J1623+6624_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1623+6624_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.171043 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000182985 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.320945 0.320945 0.64189 1.28378 2.56756 5.13512 10.2702 20.5405 41.081 82.162 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.171 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 934.739 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1623+6624_X_dfm.log closed on Mon Jan 14 03:40:57 2019