! Started logfile: /vlbi/bp222/maps//J1800+7828_X_dfm.log on Thu Sep 27 11:28:46 2018 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/bp222/maps//J1800+7828_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1800+7828_X_uva.fits ! AN table 1: 16 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.892857 visibilities/baseline/integration-bin. ! Found source: J1800+7828 ! ! 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 3600 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 J1800+7828_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 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.205081Jy sigma=23.810984 ! Fit after self-cal, rms=0.945419Jy sigma=9.962396 ! 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=0.8039 mas, bmaj=3.503 mas, bpa=-22.09 degrees ! Estimated noise=2.30582 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 = 1.39704 Jy ! Component: 100 - total flux cleaned = 1.74001 Jy ! Total flux subtracted in 100 components = 1.74001 Jy ! Clean residual min=-0.094499 max=0.147606 Jy/beam ! Clean residual mean=0.000009 rms=0.030790 Jy/beam ! Combined flux in latest and established models = 1.74001 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.74001 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=0.334966Jy sigma=3.406721 ! Fit after self-cal, rms=0.334066Jy sigma=3.392826 ! 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=0.9988 mas, bmaj=3.484 mas, bpa=-21.87 degrees ! Estimated noise=1.18698 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 = 0.217131 Jy ! Component: 100 - total flux cleaned = 0.323406 Jy ! Component: 150 - total flux cleaned = 0.385215 Jy ! Component: 200 - total flux cleaned = 0.403163 Jy ! Total flux subtracted in 200 components = 0.403163 Jy ! Clean residual min=-0.045216 max=0.060220 Jy/beam ! Clean residual mean=0.000021 rms=0.014120 Jy/beam ! Combined flux in latest and established models = 2.14317 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 17 components and 2.14317 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=0.136490Jy sigma=1.369269 ! Fit after self-cal, rms=0.130429Jy sigma=1.281949 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9988 x 3.484 at -21.87 degrees (North through East) ! Clean map min=-0.045995 max=1.8652 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 KP 0.99 LA 0.97 ! NL 0.97 OV 1.03 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 KP 1.01 LA 0.96 ! NL 0.98 OV 1.03 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 KP 0.99 LA 0.97 ! NL 0.98 OV 1.04 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 KP 0.99 LA 0.98 ! NL 1.00 OV 1.03 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 KP 1.01 LA 0.97 ! NL 0.97 OV 1.02 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 KP 1.00 LA 0.97 ! NL 0.97 OV 1.03 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 KP 1.01 LA 0.96 ! NL 0.99 OV 1.03 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 KP 0.99 LA 0.97 ! NL 0.98 OV 1.02 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 KP 0.99 LA 0.96 ! NL 0.99 OV 1.02 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 KP 0.99 LA 0.97 ! NL 0.98 OV 1.03 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 KP 1.00 LA 0.96 ! NL 0.97 OV 1.02 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 KP 1.00 LA 0.94 ! NL 0.97 OV 1.03 SC 0.99 ! ! ! Fit before self-cal, rms=0.130429Jy sigma=1.281949 ! Fit after self-cal, rms=0.116019Jy sigma=1.158712 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=3.476 mas, bpa=-21.89 degrees ! Estimated noise=1.17362 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 (3, 8.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0547035 Jy ! Component: 100 - total flux cleaned = 0.0670257 Jy ! Component: 150 - total flux cleaned = 0.063043 Jy ! Component: 200 - total flux cleaned = 0.0588677 Jy ! Total flux subtracted in 200 components = 0.0588677 Jy ! Clean residual min=-0.022451 max=0.033437 Jy/beam ! Clean residual mean=0.000006 rms=0.006407 Jy/beam ! Combined flux in latest and established models = 2.20204 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 43 components and 2.20204 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=0.081125Jy sigma=0.815926 ! Fit after self-cal, rms=0.078793Jy sigma=0.797924 ! Inverting map ! Added new window around map position (-5.8, -30.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0219749 Jy ! Component: 100 - total flux cleaned = 0.0155544 Jy ! Component: 150 - total flux cleaned = 0.0119476 Jy ! Component: 200 - total flux cleaned = 0.00926895 Jy ! Total flux subtracted in 200 components = 0.00926895 Jy ! Clean residual min=-0.016026 max=0.016638 Jy/beam ! Clean residual mean=0.000001 rms=0.003742 Jy/beam ! Combined flux in latest and established models = 2.21131 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 64 components and 2.21131 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=0.066362Jy sigma=0.671140 ! Fit after self-cal, rms=0.065769Jy sigma=0.665809 ! 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=0.065769Jy sigma=0.665809 ! Fit after self-cal, rms=0.064071Jy sigma=0.648349 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=3.476 mas, bpa=-21.9 degrees ! Estimated noise=1.17287 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00431932 Jy ! Component: 100 - total flux cleaned = 0.00291698 Jy ! Component: 150 - total flux cleaned = 0.00108247 Jy ! Component: 200 - total flux cleaned = -0.00225708 Jy ! Total flux subtracted in 200 components = -0.00225708 Jy ! Clean residual min=-0.012405 max=0.014033 Jy/beam ! Clean residual mean=-0.000001 rms=0.002940 Jy/beam ! Combined flux in latest and established models = 2.20905 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 86 components and 2.20905 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=0.061541Jy sigma=0.622486 ! Fit after self-cal, rms=0.061386Jy sigma=0.621645 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 (19.2, 5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116983 Jy ! Component: 100 - total flux cleaned = 0.0162832 Jy ! Component: 150 - total flux cleaned = 0.0192337 Jy ! Component: 200 - total flux cleaned = 0.0213791 Jy ! Total flux subtracted in 200 components = 0.0213791 Jy ! Clean residual min=-0.009700 max=0.007161 Jy/beam ! Clean residual mean=-0.000001 rms=0.002020 Jy/beam ! Combined flux in latest and established models = 2.23043 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 119 components and 2.23043 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=0.058540Jy sigma=0.596040 ! Fit after self-cal, rms=0.058435Jy sigma=0.595097 ! 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=0.058435Jy sigma=0.595097 ! Fit after self-cal, rms=0.058042Jy sigma=0.593134 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=3.477 mas, bpa=-21.9 degrees ! Estimated noise=1.1715 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00310255 Jy ! Component: 100 - total flux cleaned = 0.00521056 Jy ! Component: 150 - total flux cleaned = 0.00630796 Jy ! Component: 200 - total flux cleaned = 0.00644153 Jy ! Total flux subtracted in 200 components = 0.00644153 Jy ! Clean residual min=-0.007831 max=0.006049 Jy/beam ! Clean residual mean=-0.000000 rms=0.001706 Jy/beam ! Combined flux in latest and established models = 2.23687 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 148 components and 2.23687 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=0.057291Jy sigma=0.586756 ! Fit after self-cal, rms=0.057273Jy sigma=0.586611 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 = -0.000127544 Jy ! Component: 100 - total flux cleaned = -1.66234e-05 Jy ! Component: 150 - total flux cleaned = -2.14158e-05 Jy ! Component: 200 - total flux cleaned = -0.000443384 Jy ! Total flux subtracted in 200 components = -0.000443384 Jy ! Clean residual min=-0.006921 max=0.005595 Jy/beam ! Clean residual mean=-0.000000 rms=0.001534 Jy/beam ! Combined flux in latest and established models = 2.23643 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 161 components and 2.23643 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=0.056864Jy sigma=0.582754 ! Fit after self-cal, rms=0.056854Jy sigma=0.582706 ! 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=0.056854Jy sigma=0.582706 ! Fit after self-cal, rms=0.056739Jy sigma=0.582328 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.018 mas, bmaj=3.367 mas, bpa=-20.49 degrees ! Estimated noise=1.43186 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113127 Jy ! Component: 100 - total flux cleaned = 0.00271586 Jy ! Component: 150 - total flux cleaned = 0.00455109 Jy ! Component: 200 - total flux cleaned = 0.00617688 Jy ! Total flux subtracted in 200 components = 0.00617688 Jy ! Clean residual min=-0.005941 max=0.004290 Jy/beam ! Clean residual mean=0.000000 rms=0.001446 Jy/beam ! Combined flux in latest and established models = 2.2426 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 179 components and 2.2426 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=0.056462Jy sigma=0.580409 ! Fit after self-cal, rms=0.056419Jy sigma=0.580211 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 = 0.00163261 Jy ! Component: 100 - total flux cleaned = 0.00303549 Jy ! Component: 150 - total flux cleaned = 0.00385702 Jy ! Component: 200 - total flux cleaned = 0.00470955 Jy ! Total flux subtracted in 200 components = 0.00470955 Jy ! Clean residual min=-0.004920 max=0.003831 Jy/beam ! Clean residual mean=0.000000 rms=0.001237 Jy/beam ! Combined flux in latest and established models = 2.24731 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 194 components and 2.24731 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=0.056286Jy sigma=0.579076 ! Fit after self-cal, rms=0.056271Jy sigma=0.579007 ! 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=1.004 mas, bmaj=3.478 mas, bpa=-21.91 degrees ! Estimated noise=1.17099 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.004 x 3.478 at -21.91 degrees (North through East) ! Clean map min=-0.013429 max=1.8488 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056271Jy sigma=0.579007 ! Fit after self-cal, rms=0.051476Jy sigma=0.498298 ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=3.479 mas, bpa=-21.91 degrees ! Estimated noise=1.16994 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000875218 Jy ! Component: 100 - total flux cleaned = 0.000771236 Jy ! Component: 150 - total flux cleaned = 0.00103118 Jy ! Component: 200 - total flux cleaned = 0.00095826 Jy ! Total flux subtracted in 200 components = 0.00095826 Jy ! Clean residual min=-0.004402 max=0.004373 Jy/beam ! Clean residual mean=-0.000000 rms=0.001093 Jy/beam ! Combined flux in latest and established models = 2.24827 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 213 components and 2.24827 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=0.051169Jy sigma=0.494824 ! Fit after self-cal, rms=0.051171Jy sigma=0.494779 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000160948 Jy ! Component: 100 - total flux cleaned = 0.000232999 Jy ! Component: 150 - total flux cleaned = 0.000301904 Jy ! Component: 200 - total flux cleaned = 0.000491838 Jy ! Total flux subtracted in 200 components = 0.000491838 Jy ! Clean residual min=-0.004074 max=0.004272 Jy/beam ! Clean residual mean=-0.000000 rms=0.001017 Jy/beam ! Combined flux in latest and established models = 2.24876 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 232 components and 2.24876 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=0.051007Jy sigma=0.493033 ! Fit after self-cal, rms=0.051004Jy sigma=0.493011 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051004Jy sigma=0.493011 ! Fit after self-cal, rms=0.050976Jy sigma=0.492831 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=0.8088 mas, bmaj=3.492 mas, bpa=-22.12 degrees ! Estimated noise=2.27632 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.3782 Jy ! Component: 100 - total flux cleaned = 1.72548 Jy ! Component: 150 - total flux cleaned = 1.8941 Jy ! Component: 200 - total flux cleaned = 1.98447 Jy ! Total flux subtracted in 200 components = 1.98447 Jy ! Clean residual min=-0.041640 max=0.053871 Jy/beam ! Clean residual mean=0.000003 rms=0.013342 Jy/beam ! Combined flux in latest and established models = 1.98447 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 12 model components to the UV plane model. ! The established model now contains 12 components and 1.98447 Jy ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=3.479 mas, bpa=-21.91 degrees ! Estimated noise=1.1699 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 = 0.0841382 Jy ! Component: 100 - total flux cleaned = 0.142452 Jy ! Component: 150 - total flux cleaned = 0.177891 Jy ! Component: 200 - total flux cleaned = 0.193147 Jy ! Total flux subtracted in 200 components = 0.193147 Jy ! Clean residual min=-0.023208 max=0.025686 Jy/beam ! Clean residual mean=-0.000001 rms=0.007173 Jy/beam ! Combined flux in latest and established models = 2.17762 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 32 components and 2.17762 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=2.019 mas, bmaj=3.368 mas, bpa=-20.5 degrees ! Estimated noise=1.43069 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0282573 Jy ! Component: 100 - total flux cleaned = 0.0423863 Jy ! Component: 150 - total flux cleaned = 0.0483877 Jy ! Component: 200 - total flux cleaned = 0.0520205 Jy ! Total flux subtracted in 200 components = 0.0520205 Jy ! Clean residual min=-0.014929 max=0.014617 Jy/beam ! Clean residual mean=-0.000001 rms=0.004449 Jy/beam ! Combined flux in latest and established models = 2.22964 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 = 0.00101399 Jy ! Component: 100 - total flux cleaned = 0.00264083 Jy ! Component: 150 - total flux cleaned = 0.00585173 Jy ! Component: 200 - total flux cleaned = 0.00867462 Jy ! Total flux subtracted in 200 components = 0.00867462 Jy ! Clean residual min=-0.010418 max=0.009974 Jy/beam ! Clean residual mean=0.000000 rms=0.002912 Jy/beam ! Combined flux in latest and established models = 2.23831 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 68 components and 2.23831 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=3.479 mas, bpa=-21.91 degrees ! Estimated noise=1.1699 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00246369 Jy ! Component: 100 - total flux cleaned = -0.00255665 Jy ! Component: 150 - total flux cleaned = -0.0047741 Jy ! Component: 200 - total flux cleaned = -0.00537031 Jy ! Total flux subtracted in 200 components = -0.00537031 Jy ! Clean residual min=-0.008257 max=0.007996 Jy/beam ! Clean residual mean=-0.000001 rms=0.002181 Jy/beam ! Combined flux in latest and established models = 2.23294 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 100 components and 2.23294 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=0.054882Jy sigma=0.537973 ! Fit after self-cal, rms=0.054228Jy sigma=0.524236 wmodel J1800+7828_X_map.mod ! Writing 100 model components to file: J1800+7828_X_map.mod wobs J1800+7828_X_uvs.fits ! Writing UV FITS file: J1800+7828_X_uvs.fits wwins J1800+7828_X_map.win ! wwins: Wrote 4 windows to J1800+7828_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 = 0.00175806 Jy ! Component: 100 - total flux cleaned = 0.00225088 Jy ! Component: 150 - total flux cleaned = 0.00214505 Jy ! Component: 200 - total flux cleaned = 0.00244492 Jy ! Component: 250 - total flux cleaned = 0.00281753 Jy ! Component: 300 - total flux cleaned = 0.00307828 Jy ! Component: 350 - total flux cleaned = 0.00323952 Jy ! Component: 400 - total flux cleaned = 0.0034711 Jy ! Component: 450 - total flux cleaned = 0.00354438 Jy ! Component: 500 - total flux cleaned = 0.00347518 Jy ! Component: 550 - total flux cleaned = 0.00321047 Jy ! Component: 600 - total flux cleaned = 0.0032762 Jy ! Component: 650 - total flux cleaned = 0.00315425 Jy ! Component: 700 - total flux cleaned = 0.00321495 Jy ! Component: 750 - total flux cleaned = 0.00327228 Jy ! Component: 800 - total flux cleaned = 0.00321821 Jy ! Component: 850 - total flux cleaned = 0.00306012 Jy ! Component: 900 - total flux cleaned = 0.00311165 Jy ! Component: 950 - total flux cleaned = 0.00336103 Jy ! Component: 1000 - total flux cleaned = 0.00365225 Jy ! Component: 1050 - total flux cleaned = 0.00384164 Jy ! Component: 1100 - total flux cleaned = 0.00407143 Jy ! Component: 1150 - total flux cleaned = 0.00425002 Jy ! Component: 1200 - total flux cleaned = 0.0043801 Jy ! Component: 1250 - total flux cleaned = 0.00455079 Jy ! Component: 1300 - total flux cleaned = 0.00471749 Jy ! Component: 1350 - total flux cleaned = 0.00492095 Jy ! Component: 1400 - total flux cleaned = 0.00511973 Jy ! Component: 1450 - total flux cleaned = 0.00535253 Jy ! Component: 1500 - total flux cleaned = 0.00542773 Jy ! Component: 1550 - total flux cleaned = 0.00561355 Jy ! Component: 1600 - total flux cleaned = 0.0057948 Jy ! Component: 1650 - total flux cleaned = 0.00590172 Jy ! Component: 1700 - total flux cleaned = 0.00604011 Jy ! Component: 1750 - total flux cleaned = 0.00610764 Jy ! Component: 1800 - total flux cleaned = 0.00617449 Jy ! Component: 1850 - total flux cleaned = 0.00624018 Jy ! Component: 1900 - total flux cleaned = 0.0063047 Jy ! Component: 1950 - total flux cleaned = 0.00636784 Jy ! Component: 2000 - total flux cleaned = 0.00633645 Jy ! Component: 2050 - total flux cleaned = 0.00636695 Jy ! Component: 2100 - total flux cleaned = 0.00633652 Jy ! Component: 2150 - total flux cleaned = 0.00633642 Jy ! Component: 2200 - total flux cleaned = 0.00627767 Jy ! Component: 2250 - total flux cleaned = 0.0062775 Jy ! Component: 2300 - total flux cleaned = 0.00627774 Jy ! Component: 2350 - total flux cleaned = 0.00630605 Jy ! Component: 2400 - total flux cleaned = 0.00627821 Jy ! Component: 2450 - total flux cleaned = 0.00627829 Jy ! Component: 2500 - total flux cleaned = 0.00627839 Jy ! Component: 2550 - total flux cleaned = 0.00627872 Jy ! Component: 2600 - total flux cleaned = 0.00630582 Jy ! Component: 2650 - total flux cleaned = 0.00635858 Jy ! Component: 2700 - total flux cleaned = 0.00643722 Jy ! Component: 2750 - total flux cleaned = 0.00646297 Jy ! Component: 2800 - total flux cleaned = 0.00648871 Jy ! Component: 2850 - total flux cleaned = 0.00653987 Jy ! Component: 2900 - total flux cleaned = 0.00659035 Jy ! Component: 2950 - total flux cleaned = 0.00664062 Jy ! Component: 3000 - total flux cleaned = 0.00669041 Jy ! Component: 3050 - total flux cleaned = 0.00676465 Jy ! Component: 3100 - total flux cleaned = 0.0067401 Jy ! Component: 3150 - total flux cleaned = 0.00683807 Jy ! Component: 3200 - total flux cleaned = 0.0069595 Jy ! Component: 3250 - total flux cleaned = 0.00695925 Jy ! Component: 3300 - total flux cleaned = 0.00698301 Jy ! Component: 3350 - total flux cleaned = 0.00703089 Jy ! Component: 3400 - total flux cleaned = 0.00710213 Jy ! Component: 3450 - total flux cleaned = 0.00714937 Jy ! Component: 3500 - total flux cleaned = 0.00717278 Jy ! Component: 3550 - total flux cleaned = 0.00712586 Jy ! Component: 3600 - total flux cleaned = 0.00717259 Jy ! Component: 3650 - total flux cleaned = 0.00714939 Jy ! Component: 3700 - total flux cleaned = 0.00714926 Jy ! Component: 3750 - total flux cleaned = 0.00705675 Jy ! Component: 3800 - total flux cleaned = 0.00705685 Jy ! Component: 3850 - total flux cleaned = 0.00691895 Jy ! Component: 3900 - total flux cleaned = 0.00691905 Jy ! Component: 3950 - total flux cleaned = 0.00682738 Jy ! Component: 4000 - total flux cleaned = 0.00678171 Jy ! Component: 4050 - total flux cleaned = 0.00675879 Jy ! Total flux subtracted in 4096 components = 0.00671281 Jy ! Clean residual min=-0.001550 max=0.001386 Jy/beam ! Clean residual mean=-0.000001 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 2.23966 Jy keep ! Adding 221 model components to the UV plane model. ! The established model now contains 321 components and 2.23965 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1800+7828_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.004 x 3.479 at -21.91 degrees (North through East) ! Clean map min=-0.0090302 max=1.8427 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1800+7828_X_map.fits wmodel /vlbi/bp222/maps//J1800+7828_X_map.mod ! Writing 321 model components to file: /vlbi/bp222/maps//J1800+7828_X_map.mod wobs /vlbi/bp222/maps//J1800+7828_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1800+7828_X_uvs.fits wwins /vlbi/bp222/maps//J1800+7828_X_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J1800+7828_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.84266 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000400262 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0651658 0.0651658 0.130332 0.260663 0.521327 1.04265 2.08531 4.17061 8.34123 16.6825 33.3649 66.7298 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.842 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4603.64 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1800+7828_X_dfm.log closed on Thu Sep 27 11:28:51 2018