! Started logfile: /vlbi/uf001/uva//J1928+6814_X_b_dfm.log on Mon Jan 14 05:05:30 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//J1928+6814_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1928+6814_X_b_uva.fits ! AN table 1: 73 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1928+6814 ! ! 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 121 lines of history. ! ! Reading 24528 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 J1928+6814_X_b] 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 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003335Jy sigma=21.687616 ! Fit after self-cal, rms=0.960678Jy sigma=20.776815 ! 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=0.7099 mas, bmaj=1.338 mas, bpa=-84.48 degrees ! Estimated noise=0.510952 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 = 0.0316372 Jy ! Component: 100 - total flux cleaned = 0.0388905 Jy ! Total flux subtracted in 100 components = 0.0388905 Jy ! Clean residual min=-0.003323 max=0.003655 Jy/beam ! Clean residual mean=0.000001 rms=0.000761 Jy/beam ! Combined flux in latest and established models = 0.0388905 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0388905 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=0.065000Jy sigma=1.234833 ! Fit after self-cal, rms=0.063645Jy sigma=1.203816 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00442695 Jy ! Component: 100 - total flux cleaned = 0.0065231 Jy ! Total flux subtracted in 100 components = 0.0065231 Jy ! Clean residual min=-0.003147 max=0.003221 Jy/beam ! Clean residual mean=0.000000 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.0454136 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.0454136 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=0.063420Jy sigma=1.199754 ! Fit after self-cal, rms=0.063394Jy sigma=1.198997 ! 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=0.9891 mas, bmaj=1.674 mas, bpa=89.4 degrees ! Estimated noise=0.215911 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 = -0.00106267 Jy ! Component: 100 - total flux cleaned = -0.00125014 Jy ! Component: 150 - total flux cleaned = -0.00138802 Jy ! Component: 200 - total flux cleaned = -0.0015261 Jy ! Total flux subtracted in 200 components = -0.0015261 Jy ! Clean residual min=-0.002314 max=0.002909 Jy/beam ! Clean residual mean=0.000002 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.0438875 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 14 components and 0.0438875 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=0.063367Jy sigma=1.198470 ! Fit after self-cal, rms=0.063322Jy sigma=1.198210 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9891 x 1.674 at 89.4 degrees (North through East) ! Clean map min=-0.0021472 max=0.043849 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 1.06 HN 1.07 KP 1.09 ! LA 1.08 MK 1.01 NL 1.02 OV 0.87 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 1.07 HN 0.92 KP 1.12 ! LA 1.08 MK 1.09 NL 1.02 OV 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.07 HN 0.97 KP 1.01 ! LA 1.10 MK 1.04 NL 1.09 OV 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.13 HN 0.95 KP 1.06 ! LA 1.12 MK 1.06 NL 1.14 OV 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.03 HN 1.02 KP 1.12 ! LA 1.15 MK 0.99 NL 1.09 OV 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 0.99 HN 1.03 KP 1.17 ! LA 1.11 MK 1.02 NL 1.06 OV 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 HN 1.00 KP 1.08 ! LA 1.08 MK 0.98 NL 1.03 OV 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.00 HN 1.00 KP 1.04 ! LA 1.18 MK 1.00 NL 1.00 OV 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 0.99 HN 0.93 KP 1.19 ! LA 1.06 MK 0.95 NL 1.03 OV 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.96 HN 1.00 KP 1.08 ! LA 1.04 MK 0.89 NL 0.99 OV 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.74 FD 0.99 HN 0.97 KP 1.18 ! LA 0.94 MK 1.02 NL 1.02 OV 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.73 FD 0.96 HN 0.92 KP 1.18 ! LA 1.04 MK 0.89 NL 1.08 OV 0.86 ! ! ! Fit before self-cal, rms=0.063322Jy sigma=1.198210 ! Fit after self-cal, rms=0.060391Jy sigma=1.192193 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9853 mas, bmaj=1.673 mas, bpa=89.28 degrees ! Estimated noise=0.214097 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 = 0.000102106 Jy ! Component: 100 - total flux cleaned = 9.18574e-05 Jy ! Component: 150 - total flux cleaned = 8.33468e-05 Jy ! Component: 200 - total flux cleaned = 7.54791e-05 Jy ! Total flux subtracted in 200 components = 7.54791e-05 Jy ! Clean residual min=-0.001776 max=0.002450 Jy/beam ! Clean residual mean=0.000002 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.043963 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 23 components and 0.043963 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=0.060388Jy sigma=1.192107 ! Fit after self-cal, rms=0.060414Jy sigma=1.190853 ! 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=0.060414Jy sigma=1.190853 ! Fit after self-cal, rms=0.060661Jy sigma=1.188228 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9867 mas, bmaj=1.679 mas, bpa=88.66 degrees ! Estimated noise=0.213943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.65171e-05 Jy ! Component: 100 - total flux cleaned = 2.23005e-06 Jy ! Component: 150 - total flux cleaned = -6.78661e-06 Jy ! Component: 200 - total flux cleaned = -2.07579e-05 Jy ! Total flux subtracted in 200 components = -2.07579e-05 Jy ! Clean residual min=-0.001878 max=0.002537 Jy/beam ! Clean residual mean=0.000002 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.0439423 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 33 components and 0.0439423 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=0.060656Jy sigma=1.188163 ! Fit after self-cal, rms=0.060697Jy sigma=1.187272 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 (22.6, 15.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00233197 Jy ! Component: 100 - total flux cleaned = 0.00369655 Jy ! Component: 150 - total flux cleaned = 0.00469895 Jy ! Component: 200 - total flux cleaned = 0.00547454 Jy ! Total flux subtracted in 200 components = 0.00547454 Jy ! Clean residual min=-0.001677 max=0.001675 Jy/beam ! Clean residual mean=0.000001 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.0494168 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 76 components and 0.0494168 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=0.060593Jy sigma=1.184958 ! Fit after self-cal, rms=0.060586Jy sigma=1.184466 ! Inverting map ! Added new window around map position (46, -49.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00180892 Jy ! Component: 100 - total flux cleaned = 0.00296383 Jy ! Component: 150 - total flux cleaned = 0.0038317 Jy ! Component: 200 - total flux cleaned = 0.0045058 Jy ! Total flux subtracted in 200 components = 0.0045058 Jy ! Clean residual min=-0.001500 max=0.001600 Jy/beam ! Clean residual mean=0.000001 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.0539226 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 111 components and 0.0539226 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=0.060520Jy sigma=1.182957 ! Fit after self-cal, rms=0.060495Jy sigma=1.182303 ! 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=0.060495Jy sigma=1.182303 ! Fit after self-cal, rms=0.060623Jy sigma=1.181996 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9886 mas, bmaj=1.685 mas, bpa=88.26 degrees ! Estimated noise=0.213625 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119789 Jy ! Component: 100 - total flux cleaned = 0.0020139 Jy ! Component: 150 - total flux cleaned = 0.00264381 Jy ! Component: 200 - total flux cleaned = 0.00306127 Jy ! Total flux subtracted in 200 components = 0.00306127 Jy ! Clean residual min=-0.001393 max=0.001414 Jy/beam ! Clean residual mean=0.000001 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.0569839 Jy selfcal ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 130 components and 0.0569839 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=0.060591Jy sigma=1.181273 ! Fit after self-cal, rms=0.060607Jy sigma=1.181076 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 = 0.000649836 Jy ! Component: 100 - total flux cleaned = 0.00103045 Jy ! Component: 150 - total flux cleaned = 0.00133733 Jy ! Component: 200 - total flux cleaned = 0.00157444 Jy ! Total flux subtracted in 200 components = 0.00157444 Jy ! Clean residual min=-0.001419 max=0.001377 Jy/beam ! Clean residual mean=0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.0585583 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 142 components and 0.0585583 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=0.060593Jy sigma=1.180820 ! Fit after self-cal, rms=0.060597Jy sigma=1.180772 ! 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=0.060597Jy sigma=1.180772 ! Fit after self-cal, rms=0.060745Jy sigma=1.180593 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.052 mas, bmaj=2.884 mas, bpa=69.2 degrees ! Estimated noise=0.266503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116497 Jy ! Component: 100 - total flux cleaned = 0.00178055 Jy ! Component: 150 - total flux cleaned = 0.0022042 Jy ! Component: 200 - total flux cleaned = 0.00252078 Jy ! Total flux subtracted in 200 components = 0.00252078 Jy ! Clean residual min=-0.001798 max=0.001699 Jy/beam ! Clean residual mean=0.000001 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.0610791 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 176 components and 0.0610791 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=0.060735Jy sigma=1.180356 ! Fit after self-cal, rms=0.060740Jy sigma=1.180083 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 = 0.000447646 Jy ! Component: 100 - total flux cleaned = 0.000752865 Jy ! Component: 150 - total flux cleaned = 0.000992823 Jy ! Component: 200 - total flux cleaned = 0.00113134 Jy ! Total flux subtracted in 200 components = 0.00113134 Jy ! Clean residual min=-0.001774 max=0.001699 Jy/beam ! Clean residual mean=0.000001 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.0622104 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 178 components and 0.0622104 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=0.060738Jy sigma=1.180059 ! Fit after self-cal, rms=0.060739Jy sigma=1.179969 ! 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=0.9892 mas, bmaj=1.688 mas, bpa=88.1 degrees ! Estimated noise=0.213432 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9892 x 1.688 at 88.1 degrees (North through East) ! Clean map min=-0.0012375 max=0.043475 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=0.7147 mas, bmaj=1.355 mas, bpa=-85.49 degrees ! Estimated noise=0.498336 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0327502 Jy ! Component: 100 - total flux cleaned = 0.0407745 Jy ! Component: 150 - total flux cleaned = 0.044505 Jy ! Component: 200 - total flux cleaned = 0.0473177 Jy ! Total flux subtracted in 200 components = 0.0473177 Jy ! Clean residual min=-0.002771 max=0.002977 Jy/beam ! Clean residual mean=0.000000 rms=0.000632 Jy/beam ! Combined flux in latest and established models = 0.0473177 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0473177 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9892 mas, bmaj=1.688 mas, bpa=88.1 degrees ! Estimated noise=0.213432 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 = 0.00308388 Jy ! Component: 100 - total flux cleaned = 0.0052196 Jy ! Component: 150 - total flux cleaned = 0.00693731 Jy ! Component: 200 - total flux cleaned = 0.00837248 Jy ! Total flux subtracted in 200 components = 0.00837248 Jy ! Clean residual min=-0.001559 max=0.001530 Jy/beam ! Clean residual mean=0.000001 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.0556902 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 58 components and 0.0556902 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=2.052 mas, bmaj=2.884 mas, bpa=69.2 degrees ! Estimated noise=0.266503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0021162 Jy ! Component: 100 - total flux cleaned = 0.00359902 Jy ! Component: 150 - total flux cleaned = 0.00470902 Jy ! Component: 200 - total flux cleaned = 0.00555804 Jy ! Total flux subtracted in 200 components = 0.00555804 Jy ! Clean residual min=-0.001994 max=0.001776 Jy/beam ! Clean residual mean=0.000001 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.0612482 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 = 0.000521646 Jy ! Component: 100 - total flux cleaned = 0.000708572 Jy ! Component: 150 - total flux cleaned = 0.000835004 Jy ! Component: 200 - total flux cleaned = 0.000931667 Jy ! Total flux subtracted in 200 components = 0.000931667 Jy ! Clean residual min=-0.001916 max=0.001748 Jy/beam ! Clean residual mean=0.000001 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.0621799 Jy ! Adding 85 model components to the UV plane model. ! The established model now contains 140 components and 0.0621799 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9892 mas, bmaj=1.688 mas, bpa=88.1 degrees ! Estimated noise=0.213432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000382533 Jy ! Component: 100 - total flux cleaned = 0.000454763 Jy ! Component: 150 - total flux cleaned = 0.000499108 Jy ! Component: 200 - total flux cleaned = 0.000479804 Jy ! Total flux subtracted in 200 components = 0.000479804 Jy ! Clean residual min=-0.001342 max=0.001388 Jy/beam ! Clean residual mean=0.000000 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.0626597 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 149 components and 0.0626597 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=0.060757Jy sigma=1.180385 ! Fit after self-cal, rms=0.060759Jy sigma=1.180238 wmodel J1928+6814_X_b_map.mod ! Writing 149 model components to file: J1928+6814_X_b_map.mod wobs J1928+6814_X_b_uvs.fits ! Writing UV FITS file: J1928+6814_X_b_uvs.fits wwins J1928+6814_X_b_map.win ! wwins: Wrote 3 windows to J1928+6814_X_b_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000165556 Jy ! Component: 100 - total flux cleaned = -0.000342948 Jy ! Component: 150 - total flux cleaned = -0.000426028 Jy ! Component: 200 - total flux cleaned = -0.000485301 Jy ! Component: 250 - total flux cleaned = -0.000504569 Jy ! Component: 300 - total flux cleaned = -0.000522596 Jy ! Component: 350 - total flux cleaned = -0.000470784 Jy ! Component: 400 - total flux cleaned = -0.00050452 Jy ! Component: 450 - total flux cleaned = -0.000569168 Jy ! Component: 500 - total flux cleaned = -0.00055359 Jy ! Component: 550 - total flux cleaned = -0.000523275 Jy ! Component: 600 - total flux cleaned = -0.000567603 Jy ! Component: 650 - total flux cleaned = -0.00053869 Jy ! Component: 700 - total flux cleaned = -0.000566795 Jy ! Component: 750 - total flux cleaned = -0.000539022 Jy ! Component: 800 - total flux cleaned = -0.000512477 Jy ! Component: 850 - total flux cleaned = -0.000539 Jy ! Component: 900 - total flux cleaned = -0.000513032 Jy ! Component: 950 - total flux cleaned = -0.000487473 Jy ! Component: 1000 - total flux cleaned = -0.000487534 Jy ! Component: 1050 - total flux cleaned = -0.000499779 Jy ! Component: 1100 - total flux cleaned = -0.000499786 Jy ! Component: 1150 - total flux cleaned = -0.000499632 Jy ! Component: 1200 - total flux cleaned = -0.000464645 Jy ! Component: 1250 - total flux cleaned = -0.000510644 Jy ! Component: 1300 - total flux cleaned = -0.000522073 Jy ! Component: 1350 - total flux cleaned = -0.000533093 Jy ! Component: 1400 - total flux cleaned = -0.000555001 Jy ! Component: 1450 - total flux cleaned = -0.000533293 Jy ! Component: 1500 - total flux cleaned = -0.000565345 Jy ! Component: 1550 - total flux cleaned = -0.00056532 Jy ! Component: 1600 - total flux cleaned = -0.000575609 Jy ! Component: 1650 - total flux cleaned = -0.000585862 Jy ! Component: 1700 - total flux cleaned = -0.000606154 Jy ! Component: 1750 - total flux cleaned = -0.000596076 Jy ! Component: 1800 - total flux cleaned = -0.000576301 Jy ! Component: 1850 - total flux cleaned = -0.000566524 Jy ! Component: 1900 - total flux cleaned = -0.000585727 Jy ! Component: 1950 - total flux cleaned = -0.000538075 Jy ! Component: 2000 - total flux cleaned = -0.000575747 Jy ! Component: 2050 - total flux cleaned = -0.000529062 Jy ! Component: 2100 - total flux cleaned = -0.000520147 Jy ! Component: 2150 - total flux cleaned = -0.000520256 Jy ! Component: 2200 - total flux cleaned = -0.000511329 Jy ! Component: 2250 - total flux cleaned = -0.000493503 Jy ! Component: 2300 - total flux cleaned = -0.000493584 Jy ! Component: 2350 - total flux cleaned = -0.000502261 Jy ! Component: 2400 - total flux cleaned = -0.000511011 Jy ! Component: 2450 - total flux cleaned = -0.000519678 Jy ! Component: 2500 - total flux cleaned = -0.000519577 Jy ! Component: 2550 - total flux cleaned = -0.000511081 Jy ! Component: 2600 - total flux cleaned = -0.000485968 Jy ! Component: 2650 - total flux cleaned = -0.000477721 Jy ! Component: 2700 - total flux cleaned = -0.000485894 Jy ! Component: 2750 - total flux cleaned = -0.000469474 Jy ! Component: 2800 - total flux cleaned = -0.000477576 Jy ! Component: 2850 - total flux cleaned = -0.000461437 Jy ! Component: 2900 - total flux cleaned = -0.000445487 Jy ! Component: 2950 - total flux cleaned = -0.000445479 Jy ! Component: 3000 - total flux cleaned = -0.000453349 Jy ! Component: 3050 - total flux cleaned = -0.000437757 Jy ! Component: 3100 - total flux cleaned = -0.0004223 Jy ! Component: 3150 - total flux cleaned = -0.000422278 Jy ! Component: 3200 - total flux cleaned = -0.000414671 Jy ! Component: 3250 - total flux cleaned = -0.0004146 Jy ! Component: 3300 - total flux cleaned = -0.000399503 Jy ! Component: 3350 - total flux cleaned = -0.000399467 Jy ! Component: 3400 - total flux cleaned = -0.000399365 Jy ! Component: 3450 - total flux cleaned = -0.000384532 Jy ! Component: 3500 - total flux cleaned = -0.000384515 Jy ! Component: 3550 - total flux cleaned = -0.000377203 Jy ! Component: 3600 - total flux cleaned = -0.00037717 Jy ! Component: 3650 - total flux cleaned = -0.000384379 Jy ! Component: 3700 - total flux cleaned = -0.000355675 Jy ! Component: 3750 - total flux cleaned = -0.000348598 Jy ! Component: 3800 - total flux cleaned = -0.000383942 Jy ! Component: 3850 - total flux cleaned = -0.000362745 Jy ! Component: 3900 - total flux cleaned = -0.000355767 Jy ! Component: 3950 - total flux cleaned = -0.000369681 Jy ! Component: 4000 - total flux cleaned = -0.00036979 Jy ! Component: 4050 - total flux cleaned = -0.000390388 Jy ! Total flux subtracted in 4096 components = -0.000410931 Jy ! Clean residual min=-0.000357 max=0.000394 Jy/beam ! Clean residual mean=0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0622488 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 459 components and 0.0622488 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1928+6814_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9892 x 1.688 at 88.1 degrees (North through East) ! Clean map min=-0.00065992 max=0.042856 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1928+6814_X_b_map.fits wmodel /vlbi/uf001/uva//J1928+6814_X_b_map.mod ! Writing 459 model components to file: /vlbi/uf001/uva//J1928+6814_X_b_map.mod wobs /vlbi/uf001/uva//J1928+6814_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1928+6814_X_b_uvs.fits wwins /vlbi/uf001/uva//J1928+6814_X_b_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1928+6814_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0428561 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000115228 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.806613 0.806613 1.61323 3.22645 6.4529 12.9058 25.8116 51.6232 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.042 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 371.925 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1928+6814_X_b_dfm.log closed on Mon Jan 14 05:05:35 2019