! Started logfile: /vlbi/uf001/uva//J1853+3310_X_dfm.log on Mon Jan 14 04:50:40 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//J1853+3310_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1853+3310_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.914506 visibilities/baseline/integration-bin. ! Found source: J1853+3310 ! ! 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 35556 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 J1853+3310_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 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010453Jy sigma=23.229311 ! Fit after self-cal, rms=0.874066Jy sigma=19.997384 ! 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=0.7338 mas, bmaj=1.315 mas, bpa=-5.252 degrees ! Estimated noise=0.35649 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 = 0.0962076 Jy ! Component: 100 - total flux cleaned = 0.123758 Jy ! Total flux subtracted in 100 components = 0.123758 Jy ! Clean residual min=-0.004682 max=0.011555 Jy/beam ! Clean residual mean=-0.000002 rms=0.001189 Jy/beam ! Combined flux in latest and established models = 0.123758 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.123758 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=0.063959Jy sigma=1.373066 ! Fit after self-cal, rms=0.063921Jy sigma=1.372303 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0124395 Jy ! Component: 100 - total flux cleaned = 0.0189117 Jy ! Total flux subtracted in 100 components = 0.0189117 Jy ! Clean residual min=-0.004359 max=0.004437 Jy/beam ! Clean residual mean=-0.000000 rms=0.000881 Jy/beam ! Combined flux in latest and established models = 0.14267 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.14267 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=0.061508Jy sigma=1.296025 ! Fit after self-cal, rms=0.061508Jy sigma=1.295819 ! 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=0.9483 mas, bmaj=1.631 mas, bpa=-5.172 degrees ! Estimated noise=0.166334 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 = 0.00478532 Jy ! Component: 100 - total flux cleaned = 0.00723386 Jy ! Component: 150 - total flux cleaned = 0.00854625 Jy ! Component: 200 - total flux cleaned = 0.0088896 Jy ! Total flux subtracted in 200 components = 0.0088896 Jy ! Clean residual min=-0.004089 max=0.004161 Jy/beam ! Clean residual mean=-0.000001 rms=0.000981 Jy/beam ! Combined flux in latest and established models = 0.15156 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 22 components and 0.15156 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=0.061271Jy sigma=1.284105 ! Fit after self-cal, rms=0.061264Jy sigma=1.283875 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9483 x 1.631 at -5.172 degrees (North through East) ! Clean map min=-0.0038819 max=0.12804 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.03 HN 0.98 KP 1.06 ! LA 0.95 MK 1.02 NL 0.98 OV 0.94 ! PT 0.90 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.03 HN 1.00 KP 1.05 ! LA 0.96 MK 1.05 NL 0.98 OV 0.94 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.06 HN 1.00 KP 1.06 ! LA 0.95 MK 1.02 NL 0.98 OV 0.95 ! PT 0.91 SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 1.01 KP 1.08 ! LA 0.95 MK 1.02 NL 0.98 OV 0.97 ! PT 0.90 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.03 HN 1.01 KP 1.08 ! LA 0.93 MK 1.01 NL 0.95 OV 0.97 ! PT 0.90 SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.03 HN 1.01 KP 1.07 ! LA 0.95 MK 1.03 NL 0.96 OV 0.94 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.06 HN 1.00 KP 1.09 ! LA 0.97 MK 1.05 NL 0.97 OV 0.93 ! PT 0.94 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.05 HN 0.99 KP 1.05 ! LA 0.93 MK 1.04 NL 0.97 OV 0.96 ! PT 0.93 SC 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.05 HN 0.99 KP 1.09 ! LA 0.94 MK 1.01 NL 0.96 OV 0.95 ! PT 0.94 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 0.99 KP 1.06 ! LA 0.95 MK 1.01 NL 1.01 OV 0.95 ! PT 0.91 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.05 HN 0.98 KP 1.09 ! LA 0.94 MK 1.00 NL 0.96 OV 0.95 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 0.98 KP 1.06 ! LA 0.96 MK 1.00 NL 0.97 OV 0.97 ! PT 0.93 SC 0.94 ! ! ! Fit before self-cal, rms=0.061264Jy sigma=1.283875 ! Fit after self-cal, rms=0.059578Jy sigma=1.257136 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9456 mas, bmaj=1.644 mas, bpa=-4.573 degrees ! Estimated noise=0.165373 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 = -0.00158481 Jy ! Component: 100 - total flux cleaned = -0.00186008 Jy ! Component: 150 - total flux cleaned = -0.00196048 Jy ! Component: 200 - total flux cleaned = -0.00205183 Jy ! Total flux subtracted in 200 components = -0.00205183 Jy ! Clean residual min=-0.003203 max=0.002997 Jy/beam ! Clean residual mean=0.000005 rms=0.000790 Jy/beam ! Combined flux in latest and established models = 0.149508 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 32 components and 0.149508 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=0.059500Jy sigma=1.256429 ! Fit after self-cal, rms=0.059530Jy sigma=1.256157 ! 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=0.059530Jy sigma=1.256157 ! Fit after self-cal, rms=0.063142Jy sigma=1.212553 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9501 mas, bmaj=1.653 mas, bpa=-5.714 degrees ! Estimated noise=0.166159 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000396003 Jy ! Component: 100 - total flux cleaned = -0.000441308 Jy ! Component: 150 - total flux cleaned = -0.000480093 Jy ! Component: 200 - total flux cleaned = -0.000497099 Jy ! Total flux subtracted in 200 components = -0.000497099 Jy ! Clean residual min=-0.001093 max=0.001810 Jy/beam ! Clean residual mean=-0.000002 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.149011 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 35 components and 0.149011 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=0.063127Jy sigma=1.212227 ! Fit after self-cal, rms=0.063283Jy sigma=1.211680 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 (-1.4, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00151073 Jy ! Component: 100 - total flux cleaned = 0.00213323 Jy ! Component: 150 - total flux cleaned = 0.00227206 Jy ! Component: 200 - total flux cleaned = 0.0022916 Jy ! Total flux subtracted in 200 components = 0.0022916 Jy ! Clean residual min=-0.000940 max=0.000942 Jy/beam ! Clean residual mean=-0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.151302 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 48 components and 0.151302 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=0.063240Jy sigma=1.210654 ! Fit after self-cal, rms=0.063237Jy sigma=1.210564 ! 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=0.063237Jy sigma=1.210564 ! Fit after self-cal, rms=0.063525Jy sigma=1.210405 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9494 mas, bmaj=1.657 mas, bpa=-5.833 degrees ! Estimated noise=0.166123 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000221594 Jy ! Component: 100 - total flux cleaned = 0.000326244 Jy ! Component: 150 - total flux cleaned = 0.00041864 Jy ! Component: 200 - total flux cleaned = 0.000502724 Jy ! Total flux subtracted in 200 components = 0.000502724 Jy ! Clean residual min=-0.000911 max=0.000852 Jy/beam ! Clean residual mean=-0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.151805 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 57 components and 0.151805 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=0.063509Jy sigma=1.210084 ! Fit after self-cal, rms=0.063513Jy sigma=1.210065 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 = 0.000120466 Jy ! Component: 100 - total flux cleaned = 0.000166497 Jy ! Component: 150 - total flux cleaned = 0.000180568 Jy ! Component: 200 - total flux cleaned = 0.000193604 Jy ! Total flux subtracted in 200 components = 0.000193604 Jy ! Clean residual min=-0.000917 max=0.000857 Jy/beam ! Clean residual mean=-0.000001 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.151999 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 60 components and 0.151999 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=0.063506Jy sigma=1.209911 ! Fit after self-cal, rms=0.063506Jy sigma=1.209905 ! 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=0.063506Jy sigma=1.209905 ! Fit after self-cal, rms=0.063612Jy sigma=1.209838 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.218 mas, bmaj=2.627 mas, bpa=0.8117 degrees ! Estimated noise=0.210913 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.61231e-05 Jy ! Component: 100 - total flux cleaned = 0.00011068 Jy ! Component: 150 - total flux cleaned = 0.000172556 Jy ! Component: 200 - total flux cleaned = 0.000214955 Jy ! Total flux subtracted in 200 components = 0.000214955 Jy ! Clean residual min=-0.000984 max=0.000952 Jy/beam ! Clean residual mean=-0.000002 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.152214 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 66 components and 0.152214 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=0.063608Jy sigma=1.209766 ! Fit after self-cal, rms=0.063608Jy sigma=1.209741 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.62856e-05 Jy ! Component: 100 - total flux cleaned = 1.11308e-05 Jy ! Component: 150 - total flux cleaned = 4.89379e-05 Jy ! Component: 200 - total flux cleaned = 7.45028e-05 Jy ! Total flux subtracted in 200 components = 7.45028e-05 Jy ! Clean residual min=-0.000966 max=0.000957 Jy/beam ! Clean residual mean=-0.000002 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.152288 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 70 components and 0.152288 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=0.063607Jy sigma=1.209729 ! Fit after self-cal, rms=0.063607Jy sigma=1.209717 ! 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=0.9491 mas, bmaj=1.66 mas, bpa=-5.901 degrees ! Estimated noise=0.166068 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9491 x 1.66 at -5.901 degrees (North through East) ! Clean map min=-0.00085993 max=0.12817 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=0.7359 mas, bmaj=1.334 mas, bpa=-6.341 degrees ! Estimated noise=0.356733 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0961008 Jy ! Component: 100 - total flux cleaned = 0.123032 Jy ! Component: 150 - total flux cleaned = 0.134994 Jy ! Component: 200 - total flux cleaned = 0.140663 Jy ! Total flux subtracted in 200 components = 0.140663 Jy ! Clean residual min=-0.001960 max=0.002693 Jy/beam ! Clean residual mean=-0.000001 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.140663 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.140663 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9491 mas, bmaj=1.66 mas, bpa=-5.901 degrees ! Estimated noise=0.166068 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 = 0.004225 Jy ! Component: 100 - total flux cleaned = 0.00669708 Jy ! Component: 150 - total flux cleaned = 0.00826906 Jy ! Component: 200 - total flux cleaned = 0.00937982 Jy ! Total flux subtracted in 200 components = 0.00937982 Jy ! Clean residual min=-0.000937 max=0.000807 Jy/beam ! Clean residual mean=-0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.150042 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 31 components and 0.150042 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=2.218 mas, bmaj=2.627 mas, bpa=0.8117 degrees ! Estimated noise=0.210913 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102491 Jy ! Component: 100 - total flux cleaned = 0.00160423 Jy ! Component: 150 - total flux cleaned = 0.00195504 Jy ! Component: 200 - total flux cleaned = 0.00217328 Jy ! Total flux subtracted in 200 components = 0.00217328 Jy ! Clean residual min=-0.000966 max=0.000956 Jy/beam ! Clean residual mean=-0.000002 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.152216 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 = 0.000137402 Jy ! Component: 100 - total flux cleaned = 0.000165489 Jy ! Component: 150 - total flux cleaned = 0.000172681 Jy ! Component: 200 - total flux cleaned = 0.000178988 Jy ! Total flux subtracted in 200 components = 0.000178988 Jy ! Clean residual min=-0.000956 max=0.000957 Jy/beam ! Clean residual mean=-0.000002 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.152395 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 54 components and 0.152395 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9491 mas, bmaj=1.66 mas, bpa=-5.901 degrees ! Estimated noise=0.166068 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000121128 Jy ! Component: 100 - total flux cleaned = 0.000103639 Jy ! Component: 150 - total flux cleaned = 0.000103599 Jy ! Component: 200 - total flux cleaned = 0.000130246 Jy ! Total flux subtracted in 200 components = 0.000130246 Jy ! Clean residual min=-0.000881 max=0.000810 Jy/beam ! Clean residual mean=-0.000001 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.152525 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 67 components and 0.152525 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=0.063620Jy sigma=1.209814 ! Fit after self-cal, rms=0.063619Jy sigma=1.209793 wmodel J1853+3310_X_map.mod ! Writing 67 model components to file: J1853+3310_X_map.mod wobs J1853+3310_X_uvs.fits ! Writing UV FITS file: J1853+3310_X_uvs.fits wwins J1853+3310_X_map.win ! wwins: Wrote 2 windows to J1853+3310_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 = -0.000200681 Jy ! Component: 100 - total flux cleaned = -0.000214749 Jy ! Component: 150 - total flux cleaned = -0.000256841 Jy ! Component: 200 - total flux cleaned = -0.000243249 Jy ! Component: 250 - total flux cleaned = -0.000216621 Jy ! Component: 300 - total flux cleaned = -0.000177417 Jy ! Component: 350 - total flux cleaned = -0.000100694 Jy ! Component: 400 - total flux cleaned = -0.000100923 Jy ! Component: 450 - total flux cleaned = -6.39204e-05 Jy ! Component: 500 - total flux cleaned = -7.63304e-05 Jy ! Component: 550 - total flux cleaned = -6.42918e-05 Jy ! Component: 600 - total flux cleaned = -1.69404e-05 Jy ! Component: 650 - total flux cleaned = 6.16996e-06 Jy ! Component: 700 - total flux cleaned = 5.90749e-06 Jy ! Component: 750 - total flux cleaned = 1.73397e-05 Jy ! Component: 800 - total flux cleaned = 5.10227e-05 Jy ! Component: 850 - total flux cleaned = 7.30929e-05 Jy ! Component: 900 - total flux cleaned = 6.23138e-05 Jy ! Component: 950 - total flux cleaned = 0.000105905 Jy ! Component: 1000 - total flux cleaned = 0.000138026 Jy ! Component: 1050 - total flux cleaned = 0.000138085 Jy ! Component: 1100 - total flux cleaned = 0.000190727 Jy ! Component: 1150 - total flux cleaned = 0.000190799 Jy ! Component: 1200 - total flux cleaned = 0.000232291 Jy ! Component: 1250 - total flux cleaned = 0.000222046 Jy ! Component: 1300 - total flux cleaned = 0.000293379 Jy ! Component: 1350 - total flux cleaned = 0.000303378 Jy ! Component: 1400 - total flux cleaned = 0.000293262 Jy ! Component: 1450 - total flux cleaned = 0.000313115 Jy ! Component: 1500 - total flux cleaned = 0.000303307 Jy ! Component: 1550 - total flux cleaned = 0.000313088 Jy ! Component: 1600 - total flux cleaned = 0.000351547 Jy ! Component: 1650 - total flux cleaned = 0.000341906 Jy ! Component: 1700 - total flux cleaned = 0.000351407 Jy ! Component: 1750 - total flux cleaned = 0.000351445 Jy ! Component: 1800 - total flux cleaned = 0.000360896 Jy ! Component: 1850 - total flux cleaned = 0.000351789 Jy ! Component: 1900 - total flux cleaned = 0.00037947 Jy ! Component: 1950 - total flux cleaned = 0.000407019 Jy ! Component: 2000 - total flux cleaned = 0.000461206 Jy ! Component: 2050 - total flux cleaned = 0.000416224 Jy ! Component: 2100 - total flux cleaned = 0.000442935 Jy ! Component: 2150 - total flux cleaned = 0.000451828 Jy ! Component: 2200 - total flux cleaned = 0.000495821 Jy ! Component: 2250 - total flux cleaned = 0.000495824 Jy ! Component: 2300 - total flux cleaned = 0.000521899 Jy ! Component: 2350 - total flux cleaned = 0.000556387 Jy ! Component: 2400 - total flux cleaned = 0.000573533 Jy ! Component: 2450 - total flux cleaned = 0.000565091 Jy ! Component: 2500 - total flux cleaned = 0.000590462 Jy ! Component: 2550 - total flux cleaned = 0.000624092 Jy ! Component: 2600 - total flux cleaned = 0.000632524 Jy ! Component: 2650 - total flux cleaned = 0.00061596 Jy ! Component: 2700 - total flux cleaned = 0.000665404 Jy ! Component: 2750 - total flux cleaned = 0.000665502 Jy ! Component: 2800 - total flux cleaned = 0.000681801 Jy ! Component: 2850 - total flux cleaned = 0.000714232 Jy ! Component: 2900 - total flux cleaned = 0.000706233 Jy ! Component: 2950 - total flux cleaned = 0.000746297 Jy ! Component: 3000 - total flux cleaned = 0.000754197 Jy ! Component: 3050 - total flux cleaned = 0.000801767 Jy ! Component: 3100 - total flux cleaned = 0.000793971 Jy ! Component: 3150 - total flux cleaned = 0.000817547 Jy ! Component: 3200 - total flux cleaned = 0.00083314 Jy ! Component: 3250 - total flux cleaned = 0.000840934 Jy ! Component: 3300 - total flux cleaned = 0.000848663 Jy ! Component: 3350 - total flux cleaned = 0.000848673 Jy ! Component: 3400 - total flux cleaned = 0.000879232 Jy ! Component: 3450 - total flux cleaned = 0.000894411 Jy ! Component: 3500 - total flux cleaned = 0.000871775 Jy ! Component: 3550 - total flux cleaned = 0.000901858 Jy ! Component: 3600 - total flux cleaned = 0.000886941 Jy ! Component: 3650 - total flux cleaned = 0.000909311 Jy ! Component: 3700 - total flux cleaned = 0.000946335 Jy ! Component: 3750 - total flux cleaned = 0.00093157 Jy ! Component: 3800 - total flux cleaned = 0.000953597 Jy ! Component: 3850 - total flux cleaned = 0.000975481 Jy ! Component: 3900 - total flux cleaned = 0.000990036 Jy ! Component: 3950 - total flux cleaned = 0.000997291 Jy ! Component: 4000 - total flux cleaned = 0.00100455 Jy ! Component: 4050 - total flux cleaned = 0.00103319 Jy ! Total flux subtracted in 4096 components = 0.00101178 Jy ! Clean residual min=-0.000438 max=0.000398 Jy/beam ! Clean residual mean=-0.000000 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.153537 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 387 components and 0.153537 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1853+3310_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9491 x 1.66 at -5.901 degrees (North through East) ! Clean map min=-0.00065281 max=0.12832 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1853+3310_X_map.fits wmodel /vlbi/uf001/uva//J1853+3310_X_map.mod ! Writing 387 model components to file: /vlbi/uf001/uva//J1853+3310_X_map.mod wobs /vlbi/uf001/uva//J1853+3310_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1853+3310_X_uvs.fits wwins /vlbi/uf001/uva//J1853+3310_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1853+3310_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.128321 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000120009 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.280569 0.280569 0.561137 1.12227 2.24455 4.4891 8.9782 17.9564 35.9128 71.8256 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.128 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1069.26 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1853+3310_X_dfm.log closed on Mon Jan 14 04:50:46 2019