! Started logfile: /vlbi/bp222/maps//J2131-1207_X_dfm.log on Mon Jan 14 17:20:29 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/bp222/maps//J2131-1207_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J2131-1207_X_uva.fits ! AN table 1: 14 integrations on 15 of 15 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2131-1207 ! ! 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 2520 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 J2131-1207_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. ! ! 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=1.608926Jy sigma=20.030435 ! Fit after self-cal, rms=0.532715Jy sigma=6.282284 ! 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=2.048 mas, bmaj=4.975 mas, bpa=-20.14 degrees ! Estimated noise=1.83018 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.925532 Jy ! Component: 100 - total flux cleaned = 1.24049 Jy ! Total flux subtracted in 100 components = 1.24049 Jy ! Clean residual min=-0.141162 max=0.160267 Jy/beam ! Clean residual mean=-0.001594 rms=0.053082 Jy/beam ! Combined flux in latest and established models = 1.24049 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 1.24049 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=0.387687Jy sigma=4.536677 ! Fit after self-cal, rms=0.383988Jy sigma=4.476540 ! 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=2.35 mas, bmaj=4.736 mas, bpa=-18.04 degrees ! Estimated noise=1.12651 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 = 0.234552 Jy ! Component: 100 - total flux cleaned = 0.379979 Jy ! Component: 150 - total flux cleaned = 0.478642 Jy ! Component: 200 - total flux cleaned = 0.540463 Jy ! Total flux subtracted in 200 components = 0.540463 Jy ! Clean residual min=-0.039094 max=0.039048 Jy/beam ! Clean residual mean=-0.000243 rms=0.015121 Jy/beam ! Combined flux in latest and established models = 1.78096 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 69 components and 1.78096 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=0.113736Jy sigma=1.379204 ! Fit after self-cal, rms=0.110457Jy sigma=1.316375 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.35 x 4.736 at -18.04 degrees (North through East) ! Clean map min=-0.035131 max=1.1739 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.95 LA 0.95 NL 1.01 ! OV 0.99 PT 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 LA 0.96 NL 1.04 ! OV 0.98 PT 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 LA 0.98 NL 1.02 ! OV 0.98 PT 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 LA 0.97 NL 1.05 ! OV 0.98 PT 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 LA 0.98 NL 1.03 ! OV 1.00 PT 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 LA 0.97 NL 1.03 ! OV 0.97 PT 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 LA 0.98 NL 1.04 ! OV 0.98 PT 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 LA 1.00 NL 1.02 ! OV 0.98 PT 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 LA 0.97 NL 1.02 ! OV 0.99 PT 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 LA 0.97 NL 1.03 ! OV 0.97 PT 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 LA 0.99 NL 1.03 ! OV 0.98 PT 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 LA 0.99 NL 1.04 ! OV 0.99 PT 0.96 ! ! ! Fit before self-cal, rms=0.110457Jy sigma=1.316375 ! Fit after self-cal, rms=0.082940Jy sigma=1.072112 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.382 mas, bmaj=4.736 mas, bpa=-18.12 degrees ! Estimated noise=1.09722 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 = 0.0398143 Jy ! Component: 100 - total flux cleaned = 0.0427945 Jy ! Component: 150 - total flux cleaned = 0.0402142 Jy ! Component: 200 - total flux cleaned = 0.0384678 Jy ! Total flux subtracted in 200 components = 0.0384678 Jy ! Clean residual min=-0.006535 max=0.006496 Jy/beam ! Clean residual mean=-0.000011 rms=0.002537 Jy/beam ! Combined flux in latest and established models = 1.81942 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 122 components and 1.81942 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=0.060314Jy sigma=0.765270 ! Fit after self-cal, rms=0.059865Jy sigma=0.760714 ! 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=0.059865Jy sigma=0.760714 ! Fit after self-cal, rms=0.059251Jy sigma=0.756662 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.38 mas, bmaj=4.739 mas, bpa=-18.12 degrees ! Estimated noise=1.09433 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00804901 Jy ! Component: 100 - total flux cleaned = 0.00934547 Jy ! Component: 150 - total flux cleaned = 0.00843646 Jy ! Component: 200 - total flux cleaned = 0.00797121 Jy ! Total flux subtracted in 200 components = 0.00797121 Jy ! Clean residual min=-0.002347 max=0.002323 Jy/beam ! Clean residual mean=0.000002 rms=0.000922 Jy/beam ! Combined flux in latest and established models = 1.82739 Jy selfcal ! Performing phase self-cal ! Adding 65 model components to the UV plane model. ! The established model now contains 180 components and 1.82739 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=0.057639Jy sigma=0.732687 ! Fit after self-cal, rms=0.057609Jy sigma=0.732344 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 = 0.000457424 Jy ! Component: 100 - total flux cleaned = 0.000361919 Jy ! Component: 150 - total flux cleaned = 0.0001721 Jy ! Component: 200 - total flux cleaned = 5.80177e-06 Jy ! Total flux subtracted in 200 components = 5.80177e-06 Jy ! Clean residual min=-0.001284 max=0.001284 Jy/beam ! Clean residual mean=-0.000001 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 1.8274 Jy ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 234 components and 1.8274 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=0.057323Jy sigma=0.728065 ! Fit after self-cal, rms=0.057313Jy sigma=0.727975 ! 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=0.057313Jy sigma=0.727975 ! Fit after self-cal, rms=0.057267Jy sigma=0.727705 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.38 mas, bmaj=4.74 mas, bpa=-18.12 degrees ! Estimated noise=1.09409 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000276721 Jy ! Component: 100 - total flux cleaned = 8.8284e-05 Jy ! Component: 150 - total flux cleaned = -0.00032159 Jy ! Component: 200 - total flux cleaned = -0.000590786 Jy ! Total flux subtracted in 200 components = -0.000590786 Jy ! Clean residual min=-0.000838 max=0.000844 Jy/beam ! Clean residual mean=0.000001 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 1.82681 Jy selfcal ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 284 components and 1.82681 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=0.057163Jy sigma=0.726102 ! Fit after self-cal, rms=0.057159Jy sigma=0.726068 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 = 0.000186755 Jy ! Component: 100 - total flux cleaned = -0.000114417 Jy ! Component: 150 - total flux cleaned = -0.000472958 Jy ! Component: 200 - total flux cleaned = -0.00066186 Jy ! Total flux subtracted in 200 components = -0.00066186 Jy ! Clean residual min=-0.000612 max=0.000608 Jy/beam ! Clean residual mean=-0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 1.82615 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 333 components and 1.82615 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=0.057108Jy sigma=0.725361 ! Fit after self-cal, rms=0.057106Jy sigma=0.725345 ! 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=0.057106Jy sigma=0.725345 ! Fit after self-cal, rms=0.057102Jy sigma=0.725295 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.799 mas, bmaj=4.677 mas, bpa=-18.25 degrees ! Estimated noise=1.13356 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.41813e-06 Jy ! Component: 100 - total flux cleaned = -0.000160008 Jy ! Component: 150 - total flux cleaned = -0.000287174 Jy ! Component: 200 - total flux cleaned = -0.000378278 Jy ! Total flux subtracted in 200 components = -0.000378278 Jy ! Clean residual min=-0.000506 max=0.000504 Jy/beam ! Clean residual mean=-0.000001 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 1.82577 Jy selfcal ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 375 components and 1.82577 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=0.057072Jy sigma=0.724860 ! Fit after self-cal, rms=0.057071Jy sigma=0.724853 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 = 6.97299e-06 Jy ! Component: 100 - total flux cleaned = -0.00018202 Jy ! Component: 150 - total flux cleaned = -0.000338277 Jy ! Component: 200 - total flux cleaned = -0.000589958 Jy ! Total flux subtracted in 200 components = -0.000589958 Jy ! Clean residual min=-0.000412 max=0.000416 Jy/beam ! Clean residual mean=0.000000 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 1.82518 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 413 components and 1.82518 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=0.057050Jy sigma=0.724546 ! Fit after self-cal, rms=0.057050Jy sigma=0.724541 ! 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=2.379 mas, bmaj=4.74 mas, bpa=-18.12 degrees ! Estimated noise=1.09412 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.379 x 4.74 at -18.12 degrees (North through East) ! Clean map min=-0.0051501 max=1.1421 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=0.057050Jy sigma=0.724541 ! Fit after self-cal, rms=0.050425Jy sigma=0.629680 ! Inverting map and beam ! Estimated beam: bmin=2.379 mas, bmaj=4.74 mas, bpa=-18.12 degrees ! Estimated noise=1.09414 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.48174e-05 Jy ! Component: 100 - total flux cleaned = -7.12e-05 Jy ! Component: 150 - total flux cleaned = -7.12888e-05 Jy ! Component: 200 - total flux cleaned = -4.71313e-05 Jy ! Total flux subtracted in 200 components = -4.71313e-05 Jy ! Clean residual min=-0.000390 max=0.000391 Jy/beam ! Clean residual mean=-0.000001 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 1.82513 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 456 components and 1.82513 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=0.050403Jy sigma=0.629375 ! Fit after self-cal, rms=0.050403Jy sigma=0.629371 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.34169e-06 Jy ! Component: 100 - total flux cleaned = -5.29237e-05 Jy ! Component: 150 - total flux cleaned = -9.74602e-05 Jy ! Component: 200 - total flux cleaned = -9.72019e-05 Jy ! Total flux subtracted in 200 components = -9.72019e-05 Jy ! Clean residual min=-0.000359 max=0.000359 Jy/beam ! Clean residual mean=-0.000001 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 1.82504 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 479 components and 1.82504 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=0.050386Jy sigma=0.629142 ! Fit after self-cal, rms=0.050386Jy sigma=0.629139 ! 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=0.050386Jy sigma=0.629139 ! Fit after self-cal, rms=0.050387Jy sigma=0.629129 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=2.068 mas, bmaj=4.977 mas, bpa=-20.26 degrees ! Estimated noise=1.7839 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.901739 Jy ! Component: 100 - total flux cleaned = 1.20923 Jy ! Component: 150 - total flux cleaned = 1.39539 Jy ! Component: 200 - total flux cleaned = 1.50912 Jy ! Total flux subtracted in 200 components = 1.50912 Jy ! Clean residual min=-0.065697 max=0.066435 Jy/beam ! Clean residual mean=-0.000557 rms=0.023216 Jy/beam ! Combined flux in latest and established models = 1.50912 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 36 model components to the UV plane model. ! The established model now contains 36 components and 1.50912 Jy ! Inverting map and beam ! Estimated beam: bmin=2.379 mas, bmaj=4.74 mas, bpa=-18.12 degrees ! Estimated noise=1.09416 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 = 0.102304 Jy ! Component: 100 - total flux cleaned = 0.170115 Jy ! Component: 150 - total flux cleaned = 0.214631 Jy ! Component: 200 - total flux cleaned = 0.240534 Jy ! Total flux subtracted in 200 components = 0.240534 Jy ! Clean residual min=-0.020490 max=0.020617 Jy/beam ! Clean residual mean=-0.000106 rms=0.008233 Jy/beam ! Combined flux in latest and established models = 1.74966 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 85 components and 1.74966 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=2.799 mas, bmaj=4.677 mas, bpa=-18.25 degrees ! Estimated noise=1.13365 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0264262 Jy ! Component: 100 - total flux cleaned = 0.03506 Jy ! Component: 150 - total flux cleaned = 0.0388139 Jy ! Component: 200 - total flux cleaned = 0.0428752 Jy ! Total flux subtracted in 200 components = 0.0428752 Jy ! Clean residual min=-0.007331 max=0.007317 Jy/beam ! Clean residual mean=-0.000046 rms=0.003093 Jy/beam ! Combined flux in latest and established models = 1.79253 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 = 0.000742176 Jy ! Component: 100 - total flux cleaned = 0.000358213 Jy ! Component: 150 - total flux cleaned = 0.00030839 Jy ! Component: 200 - total flux cleaned = 0.000295574 Jy ! Total flux subtracted in 200 components = 0.000295574 Jy ! Clean residual min=-0.003469 max=0.003471 Jy/beam ! Clean residual mean=-0.000028 rms=0.001297 Jy/beam ! Combined flux in latest and established models = 1.79283 Jy ! Adding 128 model components to the UV plane model. ! The established model now contains 206 components and 1.79283 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.379 mas, bmaj=4.74 mas, bpa=-18.12 degrees ! Estimated noise=1.09416 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000298873 Jy ! Component: 100 - total flux cleaned = -0.000186474 Jy ! Component: 150 - total flux cleaned = 0.0001288 Jy ! Component: 200 - total flux cleaned = -0.000420603 Jy ! Total flux subtracted in 200 components = -0.000420603 Jy ! Clean residual min=-0.001389 max=0.001383 Jy/beam ! Clean residual mean=-0.000008 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 1.79241 Jy selfcal ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 257 components and 1.79241 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=0.050783Jy sigma=0.634121 ! Fit after self-cal, rms=0.050723Jy sigma=0.633360 wmodel J2131-1207_X_map.mod ! Writing 257 model components to file: J2131-1207_X_map.mod wobs J2131-1207_X_uvs.fits ! Writing UV FITS file: J2131-1207_X_uvs.fits wwins J2131-1207_X_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: /opt64/bin/pima_mupet_01.dfm] ! wmap /vlbi/bp222/maps//J2131-1207_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.379 x 4.74 at -18.12 degrees (North through East) ! Clean map min=-0.0062809 max=1.1344 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J2131-1207_X_map.fits wmodel /vlbi/bp222/maps//J2131-1207_X_map.mod ! Writing 257 model components to file: /vlbi/bp222/maps//J2131-1207_X_map.mod wobs /vlbi/bp222/maps//J2131-1207_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J2131-1207_X_uvs.fits wwins /vlbi/bp222/maps//J2131-1207_X_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ! float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.1344 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000516874 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.136691 0.136691 0.273383 0.546766 1.09353 2.18706 4.37413 8.74825 17.4965 34.993 69.986 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.134 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2194.72 quit ! Quitting program ! Log file /vlbi/bp222/maps//J2131-1207_X_dfm.log closed on Mon Jan 14 17:20:32 2019