! Started logfile: /vlbi/bp222/maps//J0846-2607_X_dfm.log on Thu Sep 27 10:57:31 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//J0846-2607_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0846-2607_X_uva.fits ! AN table 1: 46 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.870773 visibilities/baseline/integration-bin. ! Found source: J0846-2607 ! ! 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 17304 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 J0846-2607_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 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.061001Jy sigma=14.465612 ! Fit after self-cal, rms=0.646308Jy sigma=8.485558 ! 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=0.5975 mas, bmaj=1.618 mas, bpa=6.662 degrees ! Estimated noise=0.913191 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 = 0.27454 Jy ! Component: 100 - total flux cleaned = 0.337222 Jy ! Total flux subtracted in 100 components = 0.337222 Jy ! Clean residual min=-0.017879 max=0.030936 Jy/beam ! Clean residual mean=-0.000021 rms=0.003569 Jy/beam ! Combined flux in latest and established models = 0.337222 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.337222 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=0.101608Jy sigma=1.342145 ! Fit after self-cal, rms=0.101604Jy sigma=1.342090 ! Inverting map ! Added new window around map position (-1.2, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.029087 Jy ! Component: 100 - total flux cleaned = 0.0451268 Jy ! Total flux subtracted in 100 components = 0.0451268 Jy ! Clean residual min=-0.012107 max=0.022095 Jy/beam ! Clean residual mean=-0.000011 rms=0.002537 Jy/beam ! Combined flux in latest and established models = 0.382349 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.382349 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=0.090831Jy sigma=1.120492 ! Fit after self-cal, rms=0.090251Jy sigma=1.108602 ! Inverting map ! Added new window around map position (-5.2, 17.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0155581 Jy ! Component: 100 - total flux cleaned = 0.0248375 Jy ! Total flux subtracted in 100 components = 0.0248375 Jy ! Clean residual min=-0.011417 max=0.013358 Jy/beam ! Clean residual mean=-0.000007 rms=0.002055 Jy/beam ! Combined flux in latest and established models = 0.407187 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 25 components and 0.407187 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=0.086478Jy sigma=1.029968 ! Fit after self-cal, rms=0.086353Jy sigma=1.025829 ! 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=0.8015 mas, bmaj=2.042 mas, bpa=6.111 degrees ! Estimated noise=0.410215 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 (2.2, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0170541 Jy ! Component: 100 - total flux cleaned = 0.0271397 Jy ! Component: 150 - total flux cleaned = 0.034028 Jy ! Component: 200 - total flux cleaned = 0.0388597 Jy ! Total flux subtracted in 200 components = 0.0388597 Jy ! Clean residual min=-0.008823 max=0.009760 Jy/beam ! Clean residual mean=-0.000021 rms=0.001936 Jy/beam ! Combined flux in latest and established models = 0.446046 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 44 components and 0.446046 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=0.082871Jy sigma=0.963402 ! Fit after self-cal, rms=0.082640Jy sigma=0.958735 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8015 x 2.042 at 6.111 degrees (North through East) ! Clean map min=-0.007435 max=0.33982 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.13 KP 0.97 ! LA 0.99 MK 1.02 NL 1.05 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.15 KP 0.98 ! LA 1.00 MK 1.02 NL 1.07 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.09 KP 0.99 ! LA 0.99 MK 1.01 NL 1.07 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.13 KP 0.98 ! LA 1.00 MK 1.02 NL 1.06 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.11 KP 0.98 ! LA 0.98 MK 1.02 NL 1.08 PT 0.96 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 1.13 KP 0.97 ! LA 1.01 MK 1.01 NL 1.06 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.10 KP 0.98 ! LA 0.98 MK 1.03 NL 1.07 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.13 KP 0.98 ! LA 0.99 MK 1.00 NL 1.06 PT 0.95 ! SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.07 KP 0.98 ! LA 1.01 MK 1.01 NL 1.06 PT 0.95 ! SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.08 KP 0.99 ! LA 1.00 MK 1.03 NL 1.06 PT 0.97 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.10 KP 0.98 ! LA 0.99 MK 1.01 NL 1.07 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.08 KP 0.98 ! LA 1.00 MK 1.01 NL 1.06 PT 0.95 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.082640Jy sigma=0.958735 ! Fit after self-cal, rms=0.083299Jy sigma=0.930396 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8066 mas, bmaj=2.051 mas, bpa=6.327 degrees ! Estimated noise=0.412658 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 = -0.0039009 Jy ! Component: 100 - total flux cleaned = -0.00494819 Jy ! Component: 150 - total flux cleaned = -0.00531758 Jy ! Component: 200 - total flux cleaned = -0.0055356 Jy ! Total flux subtracted in 200 components = -0.0055356 Jy ! Clean residual min=-0.004991 max=0.005053 Jy/beam ! Clean residual mean=0.000001 rms=0.001235 Jy/beam ! Combined flux in latest and established models = 0.440511 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 64 components and 0.440511 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=0.082701Jy sigma=0.923780 ! Fit after self-cal, rms=0.082709Jy sigma=0.923329 ! 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=0.082709Jy sigma=0.923329 ! Fit after self-cal, rms=0.083099Jy sigma=0.915764 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8087 mas, bmaj=2.054 mas, bpa=6.324 degrees ! Estimated noise=0.412639 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00332513 Jy ! Component: 100 - total flux cleaned = -0.00363382 Jy ! Component: 150 - total flux cleaned = -0.00389952 Jy ! Component: 200 - total flux cleaned = -0.00412922 Jy ! Total flux subtracted in 200 components = -0.00412922 Jy ! Clean residual min=-0.004032 max=0.005014 Jy/beam ! Clean residual mean=0.000001 rms=0.001007 Jy/beam ! Combined flux in latest and established models = 0.436381 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 76 components and 0.436381 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=0.082802Jy sigma=0.912627 ! Fit after self-cal, rms=0.082800Jy sigma=0.912452 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 (6.6, 16.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00430127 Jy ! Component: 100 - total flux cleaned = 0.00607128 Jy ! Component: 150 - total flux cleaned = 0.00670937 Jy ! Component: 200 - total flux cleaned = 0.00708803 Jy ! Total flux subtracted in 200 components = 0.00708803 Jy ! Clean residual min=-0.003724 max=0.003513 Jy/beam ! Clean residual mean=0.000004 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.443469 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 95 components and 0.443469 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=0.082515Jy sigma=0.908622 ! Fit after self-cal, rms=0.082509Jy sigma=0.908534 ! 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=0.082509Jy sigma=0.908534 ! Fit after self-cal, rms=0.082860Jy sigma=0.903983 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8096 mas, bmaj=2.053 mas, bpa=6.352 degrees ! Estimated noise=0.412129 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0010701 Jy ! Component: 100 - total flux cleaned = -0.00121215 Jy ! Component: 150 - total flux cleaned = -0.00110282 Jy ! Component: 200 - total flux cleaned = -0.00100476 Jy ! Total flux subtracted in 200 components = -0.00100476 Jy ! Clean residual min=-0.003507 max=0.002957 Jy/beam ! Clean residual mean=0.000005 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.442465 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 110 components and 0.442465 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=0.082729Jy sigma=0.902729 ! Fit after self-cal, rms=0.082734Jy sigma=0.902673 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 = -0.000162264 Jy ! Component: 100 - total flux cleaned = -3.52041e-05 Jy ! Component: 150 - total flux cleaned = 8.32443e-05 Jy ! Component: 200 - total flux cleaned = 0.000194323 Jy ! Total flux subtracted in 200 components = 0.000194323 Jy ! Clean residual min=-0.003262 max=0.002872 Jy/beam ! Clean residual mean=0.000005 rms=0.000699 Jy/beam ! Combined flux in latest and established models = 0.442659 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 122 components and 0.442659 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=0.082690Jy sigma=0.902170 ! Fit after self-cal, rms=0.082685Jy sigma=0.902153 ! 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=0.082685Jy sigma=0.902153 ! Fit after self-cal, rms=0.082977Jy sigma=0.901740 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.357 mas, bmaj=5.905 mas, bpa=14.76 degrees ! Estimated noise=0.5057 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00151405 Jy ! Component: 100 - total flux cleaned = -0.00157259 Jy ! Component: 150 - total flux cleaned = -0.00157207 Jy ! Component: 200 - total flux cleaned = -0.00160227 Jy ! Total flux subtracted in 200 components = -0.00160227 Jy ! Clean residual min=-0.003717 max=0.003146 Jy/beam ! Clean residual mean=0.000012 rms=0.000929 Jy/beam ! Combined flux in latest and established models = 0.441057 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 138 components and 0.441057 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=0.082928Jy sigma=0.901199 ! Fit after self-cal, rms=0.082926Jy sigma=0.901137 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 = -0.000264583 Jy ! Component: 100 - total flux cleaned = -0.000174265 Jy ! Component: 150 - total flux cleaned = -0.000145232 Jy ! Component: 200 - total flux cleaned = -8.97195e-05 Jy ! Total flux subtracted in 200 components = -8.97195e-05 Jy ! Clean residual min=-0.003580 max=0.003062 Jy/beam ! Clean residual mean=0.000011 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.440967 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 145 components and 0.440967 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=0.082917Jy sigma=0.900977 ! Fit after self-cal, rms=0.082914Jy sigma=0.900953 ! 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=0.81 mas, bmaj=2.054 mas, bpa=6.384 degrees ! Estimated noise=0.411998 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.81 x 2.054 at 6.384 degrees (North through East) ! Clean map min=-0.0027742 max=0.3443 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=0.6009 mas, bmaj=1.619 mas, bpa=7.027 degrees ! Estimated noise=0.928405 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.278527 Jy ! Component: 100 - total flux cleaned = 0.344294 Jy ! Component: 150 - total flux cleaned = 0.371128 Jy ! Component: 200 - total flux cleaned = 0.386984 Jy ! Total flux subtracted in 200 components = 0.386984 Jy ! Clean residual min=-0.007208 max=0.010213 Jy/beam ! Clean residual mean=-0.000008 rms=0.001490 Jy/beam ! Combined flux in latest and established models = 0.386984 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.386984 Jy ! Inverting map and beam ! Estimated beam: bmin=0.81 mas, bmaj=2.054 mas, bpa=6.384 degrees ! Estimated noise=0.411998 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 = 0.0160977 Jy ! Component: 100 - total flux cleaned = 0.0252955 Jy ! Component: 150 - total flux cleaned = 0.0312814 Jy ! Component: 200 - total flux cleaned = 0.0357347 Jy ! Total flux subtracted in 200 components = 0.0357347 Jy ! Clean residual min=-0.003441 max=0.003995 Jy/beam ! Clean residual mean=-0.000011 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 0.422719 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 64 components and 0.422719 Jy ! Inverting map ! Added new window around map position (5.8, -12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00392421 Jy ! Component: 100 - total flux cleaned = 0.00671849 Jy ! Component: 150 - total flux cleaned = 0.00894357 Jy ! Component: 200 - total flux cleaned = 0.0107936 Jy ! Total flux subtracted in 200 components = 0.0107936 Jy ! Clean residual min=-0.003003 max=0.002661 Jy/beam ! Clean residual mean=-0.000000 rms=0.000689 Jy/beam ! Combined flux in latest and established models = 0.433512 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 81 components and 0.433512 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=2.357 mas, bmaj=5.905 mas, bpa=14.76 degrees ! Estimated noise=0.5057 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00231636 Jy ! Component: 100 - total flux cleaned = 0.00397144 Jy ! Component: 150 - total flux cleaned = 0.00526946 Jy ! Component: 200 - total flux cleaned = 0.00583729 Jy ! Total flux subtracted in 200 components = 0.00583729 Jy ! Clean residual min=-0.002857 max=0.003127 Jy/beam ! Clean residual mean=0.000009 rms=0.000900 Jy/beam ! Combined flux in latest and established models = 0.43935 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 = 0.000313222 Jy ! Component: 100 - total flux cleaned = 0.000636801 Jy ! Component: 150 - total flux cleaned = 0.000931894 Jy ! Component: 200 - total flux cleaned = 0.00114437 Jy ! Total flux subtracted in 200 components = 0.00114437 Jy ! Clean residual min=-0.002897 max=0.003105 Jy/beam ! Clean residual mean=0.000011 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.440494 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 96 components and 0.440494 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.81 mas, bmaj=2.054 mas, bpa=6.384 degrees ! Estimated noise=0.411998 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000785843 Jy ! Component: 100 - total flux cleaned = -0.000578257 Jy ! Component: 150 - total flux cleaned = -0.000444856 Jy ! Component: 200 - total flux cleaned = -0.000320383 Jy ! Total flux subtracted in 200 components = -0.000320383 Jy ! Clean residual min=-0.002990 max=0.002301 Jy/beam ! Clean residual mean=0.000005 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.440174 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 107 components and 0.440174 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=0.082850Jy sigma=0.900801 ! Fit after self-cal, rms=0.082818Jy sigma=0.900509 wmodel J0846-2607_X_map.mod ! Writing 107 model components to file: J0846-2607_X_map.mod wobs J0846-2607_X_uvs.fits ! Writing UV FITS file: J0846-2607_X_uvs.fits wwins J0846-2607_X_map.win ! wwins: Wrote 6 windows to J0846-2607_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 = -0.00127776 Jy ! Component: 100 - total flux cleaned = -0.00222439 Jy ! Component: 150 - total flux cleaned = -0.00284783 Jy ! Component: 200 - total flux cleaned = -0.00304421 Jy ! Component: 250 - total flux cleaned = -0.00319465 Jy ! Component: 300 - total flux cleaned = -0.0032681 Jy ! Component: 350 - total flux cleaned = -0.00333894 Jy ! Component: 400 - total flux cleaned = -0.0035083 Jy ! Component: 450 - total flux cleaned = -0.00357202 Jy ! Component: 500 - total flux cleaned = -0.00353944 Jy ! Component: 550 - total flux cleaned = -0.00360102 Jy ! Component: 600 - total flux cleaned = -0.00360021 Jy ! Component: 650 - total flux cleaned = -0.0036005 Jy ! Component: 700 - total flux cleaned = -0.00362943 Jy ! Component: 750 - total flux cleaned = -0.00354611 Jy ! Component: 800 - total flux cleaned = -0.00357397 Jy ! Component: 850 - total flux cleaned = -0.00354689 Jy ! Component: 900 - total flux cleaned = -0.00354687 Jy ! Component: 950 - total flux cleaned = -0.00352063 Jy ! Component: 1000 - total flux cleaned = -0.0035463 Jy ! Component: 1050 - total flux cleaned = -0.00352095 Jy ! Component: 1100 - total flux cleaned = -0.00349594 Jy ! Component: 1150 - total flux cleaned = -0.00342347 Jy ! Component: 1200 - total flux cleaned = -0.00337635 Jy ! Component: 1250 - total flux cleaned = -0.00335316 Jy ! Component: 1300 - total flux cleaned = -0.0033071 Jy ! Component: 1350 - total flux cleaned = -0.00328451 Jy ! Component: 1400 - total flux cleaned = -0.0032176 Jy ! Component: 1450 - total flux cleaned = -0.00319513 Jy ! Component: 1500 - total flux cleaned = -0.0030864 Jy ! Component: 1550 - total flux cleaned = -0.0030654 Jy ! Component: 1600 - total flux cleaned = -0.00300202 Jy ! Component: 1650 - total flux cleaned = -0.00306452 Jy ! Component: 1700 - total flux cleaned = -0.00300248 Jy ! Component: 1750 - total flux cleaned = -0.00296197 Jy ! Component: 1800 - total flux cleaned = -0.00290168 Jy ! Component: 1850 - total flux cleaned = -0.00290191 Jy ! Component: 1900 - total flux cleaned = -0.00292157 Jy ! Component: 1950 - total flux cleaned = -0.00290217 Jy ! Component: 2000 - total flux cleaned = -0.00288326 Jy ! Component: 2050 - total flux cleaned = -0.00294037 Jy ! Component: 2100 - total flux cleaned = -0.00288451 Jy ! Component: 2150 - total flux cleaned = -0.00292194 Jy ! Component: 2200 - total flux cleaned = -0.00294023 Jy ! Component: 2250 - total flux cleaned = -0.00295833 Jy ! Component: 2300 - total flux cleaned = -0.00299425 Jy ! Component: 2350 - total flux cleaned = -0.00299434 Jy ! Component: 2400 - total flux cleaned = -0.0030294 Jy ! Component: 2450 - total flux cleaned = -0.0029947 Jy ! Component: 2500 - total flux cleaned = -0.00309809 Jy ! Component: 2550 - total flux cleaned = -0.00313225 Jy ! Component: 2600 - total flux cleaned = -0.00318281 Jy ! Component: 2650 - total flux cleaned = -0.00318268 Jy ! Component: 2700 - total flux cleaned = -0.00321609 Jy ! Component: 2750 - total flux cleaned = -0.00333124 Jy ! Component: 2800 - total flux cleaned = -0.00336368 Jy ! Component: 2850 - total flux cleaned = -0.00344426 Jy ! Component: 2900 - total flux cleaned = -0.00347623 Jy ! Component: 2950 - total flux cleaned = -0.00347636 Jy ! Component: 3000 - total flux cleaned = -0.00355506 Jy ! Component: 3050 - total flux cleaned = -0.00360181 Jy ! Component: 3100 - total flux cleaned = -0.00363272 Jy ! Component: 3150 - total flux cleaned = -0.00363268 Jy ! Component: 3200 - total flux cleaned = -0.0036785 Jy ! Component: 3250 - total flux cleaned = -0.00369384 Jy ! Component: 3300 - total flux cleaned = -0.00378351 Jy ! Component: 3350 - total flux cleaned = -0.00378353 Jy ! Component: 3400 - total flux cleaned = -0.00385708 Jy ! Component: 3450 - total flux cleaned = -0.00392991 Jy ! Component: 3500 - total flux cleaned = -0.00397341 Jy ! Component: 3550 - total flux cleaned = -0.00401627 Jy ! Component: 3600 - total flux cleaned = -0.00404477 Jy ! Component: 3650 - total flux cleaned = -0.00407291 Jy ! Component: 3700 - total flux cleaned = -0.00412907 Jy ! Component: 3750 - total flux cleaned = -0.0041848 Jy ! Component: 3800 - total flux cleaned = -0.00419863 Jy ! Component: 3850 - total flux cleaned = -0.0042949 Jy ! Component: 3900 - total flux cleaned = -0.00436286 Jy ! Component: 3950 - total flux cleaned = -0.00430879 Jy ! Component: 4000 - total flux cleaned = -0.00430896 Jy ! Component: 4050 - total flux cleaned = -0.00436252 Jy ! Total flux subtracted in 4096 components = -0.0043494 Jy ! Clean residual min=-0.000852 max=0.000880 Jy/beam ! Clean residual mean=0.000002 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.435824 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 430 components and 0.435824 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0846-2607_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.81 x 2.054 at 6.384 degrees (North through East) ! Clean map min=-0.0020181 max=0.34317 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0846-2607_X_map.fits wmodel /vlbi/bp222/maps//J0846-2607_X_map.mod ! Writing 430 model components to file: /vlbi/bp222/maps//J0846-2607_X_map.mod wobs /vlbi/bp222/maps//J0846-2607_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0846-2607_X_uvs.fits wwins /vlbi/bp222/maps//J0846-2607_X_map.win ! wwins: Wrote 7 windows to /vlbi/bp222/maps//J0846-2607_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.343169 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000249647 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.218243 0.218243 0.436486 0.872971 1.74594 3.49188 6.98377 13.9675 27.9351 55.8701 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.343 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1374.62 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0846-2607_X_dfm.log closed on Thu Sep 27 10:57:35 2018