! Started logfile: /vlbi/uf001/uva//J1423+4802_X_dfm.log on Mon Jan 14 02:52:34 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//J1423+4802_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1423+4802_X_uva.fits ! AN table 1: 57 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.962406 visibilities/baseline/integration-bin. ! Found source: J1423+4802 ! ! 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 13824 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 J1423+4802_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.052653Jy sigma=26.148454 ! Fit after self-cal, rms=0.719331Jy sigma=17.924976 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.355 mas, bmaj=2.214 mas, bpa=-31.72 degrees ! Estimated noise=0.447206 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 = 0.216459 Jy ! Component: 100 - total flux cleaned = 0.264323 Jy ! Total flux subtracted in 100 components = 0.264323 Jy ! Clean residual min=-0.008696 max=0.019824 Jy/beam ! Clean residual mean=0.000148 rms=0.003069 Jy/beam ! Combined flux in latest and established models = 0.264323 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.264323 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=0.067296Jy sigma=1.608306 ! Fit after self-cal, rms=0.067279Jy sigma=1.607988 ! Inverting map ! Added new window around map position (-2.4, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0211426 Jy ! Component: 100 - total flux cleaned = 0.0351529 Jy ! Total flux subtracted in 100 components = 0.0351529 Jy ! Clean residual min=-0.007238 max=0.010795 Jy/beam ! Clean residual mean=0.000100 rms=0.002128 Jy/beam ! Combined flux in latest and established models = 0.299476 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 0.299476 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=0.058518Jy sigma=1.397214 ! Fit after self-cal, rms=0.058382Jy sigma=1.393182 ! 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=1.67 mas, bmaj=2.524 mas, bpa=-31.15 degrees ! Estimated noise=0.24751 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 = 0.0119809 Jy ! Component: 100 - total flux cleaned = 0.0195429 Jy ! Component: 150 - total flux cleaned = 0.0246272 Jy ! Component: 200 - total flux cleaned = 0.0271324 Jy ! Total flux subtracted in 200 components = 0.0271324 Jy ! Clean residual min=-0.007625 max=0.008040 Jy/beam ! Clean residual mean=0.000103 rms=0.001908 Jy/beam ! Combined flux in latest and established models = 0.326608 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 41 components and 0.326608 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=0.055444Jy sigma=1.323644 ! Fit after self-cal, rms=0.055336Jy sigma=1.320658 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.67 x 2.524 at -31.15 degrees (North through East) ! Clean map min=-0.0072821 max=0.27422 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.98 KP 1.02 LA 1.01 ! NL 1.03 OV 0.97 PT 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.97 KP 1.02 LA 1.02 ! NL 1.03 OV 0.97 PT 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.99 KP 1.03 LA 1.02 ! NL 1.05 OV 0.94 PT 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.98 KP 1.03 LA 1.02 ! NL 1.04 OV 0.95 PT 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.98 KP 1.02 LA 1.02 ! NL 1.03 OV 0.98 PT 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.98 KP 0.99 LA 1.02 ! NL 1.04 OV 0.97 PT 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.00 KP 1.02 LA 1.03 ! NL 1.03 OV 0.96 PT 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.98 KP 1.02 LA 1.01 ! NL 1.03 OV 0.97 PT 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.00 KP 1.02 LA 1.00 ! NL 1.03 OV 0.97 PT 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.00 KP 1.02 LA 1.02 ! NL 1.04 OV 0.98 PT 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.99 KP 1.00 LA 1.03 ! NL 1.03 OV 0.97 PT 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.99 KP 1.02 LA 1.02 ! NL 1.04 OV 0.97 PT 0.95 ! ! ! Fit before self-cal, rms=0.055336Jy sigma=1.320658 ! Fit after self-cal, rms=0.053733Jy sigma=1.291145 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.666 mas, bmaj=2.514 mas, bpa=-30.86 degrees ! Estimated noise=0.246274 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 = -0.000199622 Jy ! Component: 100 - total flux cleaned = -2.36294e-05 Jy ! Component: 150 - total flux cleaned = 0.000206665 Jy ! Component: 200 - total flux cleaned = 0.000274132 Jy ! Total flux subtracted in 200 components = 0.000274132 Jy ! Clean residual min=-0.006167 max=0.006867 Jy/beam ! Clean residual mean=0.000085 rms=0.001637 Jy/beam ! Combined flux in latest and established models = 0.326882 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 49 components and 0.326883 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=0.053440Jy sigma=1.283423 ! Fit after self-cal, rms=0.053417Jy sigma=1.282576 ! 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=0.053417Jy sigma=1.282576 ! Fit after self-cal, rms=0.050906Jy sigma=1.212203 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.671 mas, bmaj=2.51 mas, bpa=-30.07 degrees ! Estimated noise=0.246444 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00124835 Jy ! Component: 100 - total flux cleaned = -0.00140828 Jy ! Component: 150 - total flux cleaned = -0.00166013 Jy ! Component: 200 - total flux cleaned = -0.00191039 Jy ! Total flux subtracted in 200 components = -0.00191039 Jy ! Clean residual min=-0.003532 max=0.003002 Jy/beam ! Clean residual mean=0.000015 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.324972 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 62 components and 0.324972 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=0.050666Jy sigma=1.206423 ! Fit after self-cal, rms=0.050649Jy sigma=1.205843 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 = 0.00018062 Jy ! Component: 100 - total flux cleaned = 1.22193e-05 Jy ! Component: 150 - total flux cleaned = 1.29797e-05 Jy ! Component: 200 - total flux cleaned = -1.73747e-05 Jy ! Total flux subtracted in 200 components = -1.73747e-05 Jy ! Clean residual min=-0.003353 max=0.002888 Jy/beam ! Clean residual mean=0.000015 rms=0.000689 Jy/beam ! Combined flux in latest and established models = 0.324955 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 68 components and 0.324955 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=0.050584Jy sigma=1.204493 ! Fit after self-cal, rms=0.050580Jy sigma=1.204346 ! 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=0.050580Jy sigma=1.204346 ! Fit after self-cal, rms=0.050523Jy sigma=1.202604 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.671 mas, bmaj=2.51 mas, bpa=-29.73 degrees ! Estimated noise=0.246431 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00107735 Jy ! Component: 100 - total flux cleaned = -0.00140239 Jy ! Component: 150 - total flux cleaned = -0.0015767 Jy ! Component: 200 - total flux cleaned = -0.00165093 Jy ! Total flux subtracted in 200 components = -0.00165093 Jy ! Clean residual min=-0.002958 max=0.002596 Jy/beam ! Clean residual mean=0.000012 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.323304 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 74 components and 0.323304 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=0.050426Jy sigma=1.200414 ! Fit after self-cal, rms=0.050423Jy sigma=1.200298 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 = 0.000125653 Jy ! Component: 100 - total flux cleaned = 0.000125264 Jy ! Component: 150 - total flux cleaned = 0.000152817 Jy ! Component: 200 - total flux cleaned = 0.000203071 Jy ! Total flux subtracted in 200 components = 0.000203071 Jy ! Clean residual min=-0.002842 max=0.002504 Jy/beam ! Clean residual mean=0.000012 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.323507 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 79 components and 0.323507 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=0.050389Jy sigma=1.199654 ! Fit after self-cal, rms=0.050388Jy sigma=1.199612 ! 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=0.050388Jy sigma=1.199612 ! Fit after self-cal, rms=0.050345Jy sigma=1.198694 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.542 mas, bmaj=3.331 mas, bpa=-26.7 degrees ! Estimated noise=0.270808 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000252102 Jy ! Component: 100 - total flux cleaned = -0.000569407 Jy ! Component: 150 - total flux cleaned = -0.000763704 Jy ! Component: 200 - total flux cleaned = -0.000788194 Jy ! Total flux subtracted in 200 components = -0.000788194 Jy ! Clean residual min=-0.002863 max=0.002342 Jy/beam ! Clean residual mean=0.000014 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 0.322719 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 84 components and 0.322719 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=0.050305Jy sigma=1.197802 ! Fit after self-cal, rms=0.050301Jy sigma=1.197680 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 = 0.000203843 Jy ! Component: 100 - total flux cleaned = 0.000185182 Jy ! Component: 150 - total flux cleaned = 0.00013826 Jy ! Component: 200 - total flux cleaned = 0.000111602 Jy ! Total flux subtracted in 200 components = 0.000111602 Jy ! Clean residual min=-0.002795 max=0.002330 Jy/beam ! Clean residual mean=0.000014 rms=0.000636 Jy/beam ! Combined flux in latest and established models = 0.32283 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 90 components and 0.32283 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=0.050295Jy sigma=1.197586 ! Fit after self-cal, rms=0.050294Jy sigma=1.197542 ! 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=1.672 mas, bmaj=2.509 mas, bpa=-29.45 degrees ! Estimated noise=0.246373 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.672 x 2.509 at -29.45 degrees (North through East) ! Clean map min=-0.0023952 max=0.27347 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.354 mas, bmaj=2.192 mas, bpa=-30.47 degrees ! Estimated noise=0.445361 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.21547 Jy ! Component: 100 - total flux cleaned = 0.263037 Jy ! Component: 150 - total flux cleaned = 0.280522 Jy ! Component: 200 - total flux cleaned = 0.291479 Jy ! Total flux subtracted in 200 components = 0.291479 Jy ! Clean residual min=-0.004046 max=0.005960 Jy/beam ! Clean residual mean=0.000054 rms=0.001239 Jy/beam ! Combined flux in latest and established models = 0.291479 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.291479 Jy ! Inverting map and beam ! Estimated beam: bmin=1.672 mas, bmaj=2.509 mas, bpa=-29.45 degrees ! Estimated noise=0.246373 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 = 0.0101573 Jy ! Component: 100 - total flux cleaned = 0.0166714 Jy ! Component: 150 - total flux cleaned = 0.0211853 Jy ! Component: 200 - total flux cleaned = 0.0244018 Jy ! Total flux subtracted in 200 components = 0.0244018 Jy ! Clean residual min=-0.002685 max=0.003247 Jy/beam ! Clean residual mean=0.000022 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.315881 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 77 components and 0.315881 Jy ! Inverting map ! Added new window around map position (-4.8, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00310787 Jy ! Component: 100 - total flux cleaned = 0.00518665 Jy ! Component: 150 - total flux cleaned = 0.00623121 Jy ! Component: 200 - total flux cleaned = 0.00676722 Jy ! Total flux subtracted in 200 components = 0.00676722 Jy ! Clean residual min=-0.002361 max=0.002095 Jy/beam ! Clean residual mean=0.000011 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.322648 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 96 components and 0.322648 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=2.542 mas, bmaj=3.331 mas, bpa=-26.7 degrees ! Estimated noise=0.270808 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134968 Jy ! Component: 100 - total flux cleaned = 0.00185719 Jy ! Component: 150 - total flux cleaned = 0.00229325 Jy ! Component: 200 - total flux cleaned = 0.00254898 Jy ! Total flux subtracted in 200 components = 0.00254898 Jy ! Clean residual min=-0.002420 max=0.002379 Jy/beam ! Clean residual mean=0.000012 rms=0.000604 Jy/beam ! Combined flux in latest and established models = 0.325197 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 = 0.00022083 Jy ! Component: 100 - total flux cleaned = 0.000396086 Jy ! Component: 150 - total flux cleaned = 0.000554796 Jy ! Component: 200 - total flux cleaned = 0.000651562 Jy ! Total flux subtracted in 200 components = 0.000651562 Jy ! Clean residual min=-0.002404 max=0.002340 Jy/beam ! Clean residual mean=0.000010 rms=0.000598 Jy/beam ! Combined flux in latest and established models = 0.325849 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 135 components and 0.325849 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.672 mas, bmaj=2.509 mas, bpa=-29.45 degrees ! Estimated noise=0.246373 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000174247 Jy ! Component: 100 - total flux cleaned = -8.83678e-05 Jy ! Component: 150 - total flux cleaned = 3.84615e-05 Jy ! Component: 200 - total flux cleaned = 6.15679e-05 Jy ! Total flux subtracted in 200 components = 6.15679e-05 Jy ! Clean residual min=-0.002061 max=0.001999 Jy/beam ! Clean residual mean=0.000006 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.32591 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 153 components and 0.32591 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=0.050155Jy sigma=1.194239 ! Fit after self-cal, rms=0.050141Jy sigma=1.193848 wmodel J1423+4802_X_map.mod ! Writing 153 model components to file: J1423+4802_X_map.mod wobs J1423+4802_X_uvs.fits ! Writing UV FITS file: J1423+4802_X_uvs.fits wwins J1423+4802_X_map.win ! wwins: Wrote 3 windows to J1423+4802_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 = -0.00047008 Jy ! Component: 100 - total flux cleaned = -0.000693365 Jy ! Component: 150 - total flux cleaned = -0.000897616 Jy ! Component: 200 - total flux cleaned = -0.00119917 Jy ! Component: 250 - total flux cleaned = -0.00151267 Jy ! Component: 300 - total flux cleaned = -0.00173726 Jy ! Component: 350 - total flux cleaned = -0.00197701 Jy ! Component: 400 - total flux cleaned = -0.00220765 Jy ! Component: 450 - total flux cleaned = -0.00231967 Jy ! Component: 500 - total flux cleaned = -0.00240657 Jy ! Component: 550 - total flux cleaned = -0.00242762 Jy ! Component: 600 - total flux cleaned = -0.00246816 Jy ! Component: 650 - total flux cleaned = -0.00252761 Jy ! Component: 700 - total flux cleaned = -0.00268052 Jy ! Component: 750 - total flux cleaned = -0.00271729 Jy ! Component: 800 - total flux cleaned = -0.00280841 Jy ! Component: 850 - total flux cleaned = -0.00287903 Jy ! Component: 900 - total flux cleaned = -0.00294854 Jy ! Component: 950 - total flux cleaned = -0.00303293 Jy ! Component: 1000 - total flux cleaned = -0.00308196 Jy ! Component: 1050 - total flux cleaned = -0.00311383 Jy ! Component: 1100 - total flux cleaned = -0.00312949 Jy ! Component: 1150 - total flux cleaned = -0.0030984 Jy ! Component: 1200 - total flux cleaned = -0.00312794 Jy ! Component: 1250 - total flux cleaned = -0.00311291 Jy ! Component: 1300 - total flux cleaned = -0.00306932 Jy ! Component: 1350 - total flux cleaned = -0.0030407 Jy ! Component: 1400 - total flux cleaned = -0.00298534 Jy ! Component: 1450 - total flux cleaned = -0.00294472 Jy ! Component: 1500 - total flux cleaned = -0.00295816 Jy ! Component: 1550 - total flux cleaned = -0.00291853 Jy ! Component: 1600 - total flux cleaned = -0.00290563 Jy ! Component: 1650 - total flux cleaned = -0.00285459 Jy ! Component: 1700 - total flux cleaned = -0.00282949 Jy ! Component: 1750 - total flux cleaned = -0.00282934 Jy ! Component: 1800 - total flux cleaned = -0.00280511 Jy ! Component: 1850 - total flux cleaned = -0.00276936 Jy ! Component: 1900 - total flux cleaned = -0.00278116 Jy ! Component: 1950 - total flux cleaned = -0.0027694 Jy ! Component: 2000 - total flux cleaned = -0.00279211 Jy ! Component: 2050 - total flux cleaned = -0.00273615 Jy ! Component: 2100 - total flux cleaned = -0.00280223 Jy ! Component: 2150 - total flux cleaned = -0.0028019 Jy ! Component: 2200 - total flux cleaned = -0.00278017 Jy ! Component: 2250 - total flux cleaned = -0.00276933 Jy ! Component: 2300 - total flux cleaned = -0.00274843 Jy ! Component: 2350 - total flux cleaned = -0.00276894 Jy ! Component: 2400 - total flux cleaned = -0.00275851 Jy ! Component: 2450 - total flux cleaned = -0.00279869 Jy ! Component: 2500 - total flux cleaned = -0.00280859 Jy ! Component: 2550 - total flux cleaned = -0.00282822 Jy ! Component: 2600 - total flux cleaned = -0.00284756 Jy ! Component: 2650 - total flux cleaned = -0.00286667 Jy ! Component: 2700 - total flux cleaned = -0.0029043 Jy ! Component: 2750 - total flux cleaned = -0.00295065 Jy ! Component: 2800 - total flux cleaned = -0.00295067 Jy ! Component: 2850 - total flux cleaned = -0.00298693 Jy ! Component: 2900 - total flux cleaned = -0.00299562 Jy ! Component: 2950 - total flux cleaned = -0.00300452 Jy ! Component: 3000 - total flux cleaned = -0.00303958 Jy ! Component: 3050 - total flux cleaned = -0.0030483 Jy ! Component: 3100 - total flux cleaned = -0.00306547 Jy ! Component: 3150 - total flux cleaned = -0.00309088 Jy ! Component: 3200 - total flux cleaned = -0.00314092 Jy ! Component: 3250 - total flux cleaned = -0.00310761 Jy ! Component: 3300 - total flux cleaned = -0.00309934 Jy ! Component: 3350 - total flux cleaned = -0.0030994 Jy ! Component: 3400 - total flux cleaned = -0.00312348 Jy ! Component: 3450 - total flux cleaned = -0.00313145 Jy ! Component: 3500 - total flux cleaned = -0.00314739 Jy ! Component: 3550 - total flux cleaned = -0.00316312 Jy ! Component: 3600 - total flux cleaned = -0.0031863 Jy ! Component: 3650 - total flux cleaned = -0.00318621 Jy ! Component: 3700 - total flux cleaned = -0.00321671 Jy ! Component: 3750 - total flux cleaned = -0.00323942 Jy ! Component: 3800 - total flux cleaned = -0.0032544 Jy ! Component: 3850 - total flux cleaned = -0.00324689 Jy ! Component: 3900 - total flux cleaned = -0.00326157 Jy ! Component: 3950 - total flux cleaned = -0.00326885 Jy ! Component: 4000 - total flux cleaned = -0.00330508 Jy ! Component: 4050 - total flux cleaned = -0.00331935 Jy ! Total flux subtracted in 4096 components = -0.0033194 Jy ! Clean residual min=-0.000449 max=0.000464 Jy/beam ! Clean residual mean=0.000002 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.322591 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 460 components and 0.322591 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1423+4802_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.672 x 2.509 at -29.45 degrees (North through East) ! Clean map min=-0.0012232 max=0.27339 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1423+4802_X_map.fits wmodel /vlbi/uf001/uva//J1423+4802_X_map.mod ! Writing 460 model components to file: /vlbi/uf001/uva//J1423+4802_X_map.mod wobs /vlbi/uf001/uva//J1423+4802_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1423+4802_X_uvs.fits wwins /vlbi/uf001/uva//J1423+4802_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1423+4802_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.273391 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000133768 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.146788 0.146788 0.293576 0.587152 1.1743 2.34861 4.69722 9.39443 18.7889 37.5777 75.1555 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.273 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2043.76 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1423+4802_X_dfm.log closed on Mon Jan 14 02:52:38 2019