! Started logfile: /vlbi/uf001/uva//J0502+4139_X_dfm.log on Sun Jan 13 22:25:53 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J0502+4139_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0502+4139_X_uva.fits ! AN table 1: 42 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.775794 visibilities/baseline/integration-bin. ! Found source: J0502+4139 ! ! 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 14076 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 J0502+4139_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 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 97 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.016575Jy sigma=21.720132 ! Fit after self-cal, rms=0.853673Jy sigma=18.257576 ! 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=0.6945 mas, bmaj=1.512 mas, bpa=7.839 degrees ! Estimated noise=0.561407 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 = 0.114356 Jy ! Component: 100 - total flux cleaned = 0.140198 Jy ! Total flux subtracted in 100 components = 0.140198 Jy ! Clean residual min=-0.005055 max=0.008981 Jy/beam ! Clean residual mean=0.000006 rms=0.001248 Jy/beam ! Combined flux in latest and established models = 0.140198 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.140198 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=0.069132Jy sigma=1.328359 ! Fit after self-cal, rms=0.069107Jy sigma=1.328095 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00972574 Jy ! Component: 100 - total flux cleaned = 0.0145471 Jy ! Total flux subtracted in 100 components = 0.0145471 Jy ! Clean residual min=-0.004930 max=0.005085 Jy/beam ! Clean residual mean=0.000003 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 0.154745 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.154745 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=0.068042Jy sigma=1.303745 ! Fit after self-cal, rms=0.068048Jy sigma=1.303573 ! 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=0.8694 mas, bmaj=1.72 mas, bpa=8.392 degrees ! Estimated noise=0.308655 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 = -0.000178292 Jy ! Component: 100 - total flux cleaned = -0.00011663 Jy ! Component: 150 - total flux cleaned = -0.000117955 Jy ! Component: 200 - total flux cleaned = -8.0206e-05 Jy ! Total flux subtracted in 200 components = -8.0206e-05 Jy ! Clean residual min=-0.004121 max=0.004996 Jy/beam ! Clean residual mean=0.000003 rms=0.000932 Jy/beam ! Combined flux in latest and established models = 0.154664 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.154664 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=0.067950Jy sigma=1.301413 ! Fit after self-cal, rms=0.067950Jy sigma=1.301384 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8694 x 1.72 at 8.392 degrees (North through East) ! Clean map min=-0.0038717 max=0.14855 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 0.98 LA 0.97 ! MK 0.99 NL 1.19 OV 0.92 PT 0.94 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.92 LA 0.94 ! MK 1.00 NL 1.14 OV 0.94 PT 0.94 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.90 LA 0.95 ! MK 1.00 NL 1.15 OV 0.92 PT 0.94 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.95 LA 0.93 ! MK 0.99 NL 1.14 OV 0.95 PT 0.98 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.94 LA 0.98 ! MK 0.98 NL 1.15 OV 0.95 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.95 LA 0.96 ! MK 1.01 NL 1.16 OV 0.97 PT 0.91 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 0.92 LA 1.03 ! MK 1.01 NL 1.15 OV 0.97 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 0.93 LA 0.98 ! MK 1.02 NL 1.14 OV 0.97 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.98 HN 0.95 LA 0.96 ! MK 0.97 NL 1.16 OV 0.97 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.03 HN 0.95 LA 0.95 ! MK 1.02 NL 1.13 OV 0.95 PT 0.97 ! SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.90 LA 1.01 ! MK 0.99 NL 1.19 OV 0.95 PT 0.95 ! SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.91 LA 0.97 ! MK 1.05 NL 1.11 OV 0.98 PT 0.97 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.067950Jy sigma=1.301384 ! Fit after self-cal, rms=0.067198Jy sigma=1.267654 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8641 mas, bmaj=1.715 mas, bpa=8.298 degrees ! Estimated noise=0.30796 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 = 0.00108937 Jy ! Component: 100 - total flux cleaned = 0.00126641 Jy ! Component: 150 - total flux cleaned = 0.00134638 Jy ! Component: 200 - total flux cleaned = 0.0013957 Jy ! Total flux subtracted in 200 components = 0.0013957 Jy ! Clean residual min=-0.002324 max=0.002413 Jy/beam ! Clean residual mean=-0.000002 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.15606 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 21 components and 0.15606 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=0.067173Jy sigma=1.267112 ! Fit after self-cal, rms=0.067246Jy sigma=1.266757 ! 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=0.067246Jy sigma=1.266757 ! Fit after self-cal, rms=0.067685Jy sigma=1.256379 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8628 mas, bmaj=1.716 mas, bpa=8.403 degrees ! Estimated noise=0.308596 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00052421 Jy ! Component: 100 - total flux cleaned = 0.000546171 Jy ! Component: 150 - total flux cleaned = 0.000585207 Jy ! Component: 200 - total flux cleaned = 0.00060306 Jy ! Total flux subtracted in 200 components = 0.00060306 Jy ! Clean residual min=-0.001727 max=0.001774 Jy/beam ! Clean residual mean=-0.000000 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.156663 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 24 components and 0.156663 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=0.067671Jy sigma=1.256045 ! Fit after self-cal, rms=0.067704Jy sigma=1.255925 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 (9.6, -6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102998 Jy ! Component: 100 - total flux cleaned = 0.00127136 Jy ! Component: 150 - total flux cleaned = 0.00137224 Jy ! Component: 200 - total flux cleaned = 0.00148597 Jy ! Total flux subtracted in 200 components = 0.00148597 Jy ! Clean residual min=-0.001619 max=0.001654 Jy/beam ! Clean residual mean=-0.000000 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.158149 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 39 components and 0.158149 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=0.067650Jy sigma=1.254880 ! Fit after self-cal, rms=0.067645Jy sigma=1.254827 ! 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=0.067645Jy sigma=1.254827 ! Fit after self-cal, rms=0.067695Jy sigma=1.254694 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8611 mas, bmaj=1.715 mas, bpa=8.471 degrees ! Estimated noise=0.308844 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000447628 Jy ! Component: 100 - total flux cleaned = 0.000683761 Jy ! Component: 150 - total flux cleaned = 0.00080281 Jy ! Component: 200 - total flux cleaned = 0.000935735 Jy ! Total flux subtracted in 200 components = 0.000935735 Jy ! Clean residual min=-0.001657 max=0.001553 Jy/beam ! Clean residual mean=0.000000 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.159085 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 44 components and 0.159085 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=0.067675Jy sigma=1.254301 ! Fit after self-cal, rms=0.067676Jy sigma=1.254293 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 = 0.000218637 Jy ! Component: 100 - total flux cleaned = 0.000317332 Jy ! Component: 150 - total flux cleaned = 0.000390635 Jy ! Component: 200 - total flux cleaned = 0.000441997 Jy ! Total flux subtracted in 200 components = 0.000441997 Jy ! Clean residual min=-0.001626 max=0.001509 Jy/beam ! Clean residual mean=0.000000 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.159527 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 48 components and 0.159527 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=0.067666Jy sigma=1.254087 ! Fit after self-cal, rms=0.067666Jy sigma=1.254082 ! 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=0.067666Jy sigma=1.254082 ! Fit after self-cal, rms=0.067729Jy sigma=1.254043 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.924 mas, bmaj=2.446 mas, bpa=4.897 degrees ! Estimated noise=0.401646 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000673807 Jy ! Component: 100 - total flux cleaned = 0.000690638 Jy ! Component: 150 - total flux cleaned = 0.000752765 Jy ! Component: 200 - total flux cleaned = 0.00079554 Jy ! Total flux subtracted in 200 components = 0.00079554 Jy ! Clean residual min=-0.001999 max=0.001996 Jy/beam ! Clean residual mean=0.000001 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.160323 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 58 components and 0.160323 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=0.067725Jy sigma=1.253980 ! Fit after self-cal, rms=0.067724Jy sigma=1.253968 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 = 0.000142092 Jy ! Component: 100 - total flux cleaned = 0.000182301 Jy ! Component: 150 - total flux cleaned = 0.000231598 Jy ! Component: 200 - total flux cleaned = 0.000265973 Jy ! Total flux subtracted in 200 components = 0.000265973 Jy ! Clean residual min=-0.001987 max=0.002009 Jy/beam ! Clean residual mean=0.000001 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.160589 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 63 components and 0.160589 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=0.067724Jy sigma=1.253975 ! Fit after self-cal, rms=0.067723Jy sigma=1.253970 ! 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=0.8606 mas, bmaj=1.715 mas, bpa=8.488 degrees ! Estimated noise=0.309247 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8606 x 1.715 at 8.488 degrees (North through East) ! Clean map min=-0.0013576 max=0.1487 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=0.688 mas, bmaj=1.507 mas, bpa=7.895 degrees ! Estimated noise=0.556977 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.113409 Jy ! Component: 100 - total flux cleaned = 0.139647 Jy ! Component: 150 - total flux cleaned = 0.150178 Jy ! Component: 200 - total flux cleaned = 0.155467 Jy ! Total flux subtracted in 200 components = 0.155467 Jy ! Clean residual min=-0.003379 max=0.002813 Jy/beam ! Clean residual mean=0.000001 rms=0.000670 Jy/beam ! Combined flux in latest and established models = 0.155467 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.155467 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8606 mas, bmaj=1.715 mas, bpa=8.488 degrees ! Estimated noise=0.309247 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 = 0.00266281 Jy ! Component: 100 - total flux cleaned = 0.00404971 Jy ! Component: 150 - total flux cleaned = 0.00438766 Jy ! Component: 200 - total flux cleaned = 0.00447962 Jy ! Total flux subtracted in 200 components = 0.00447962 Jy ! Clean residual min=-0.001824 max=0.001538 Jy/beam ! Clean residual mean=0.000000 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.159946 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 25 components and 0.159946 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=1.924 mas, bmaj=2.446 mas, bpa=4.897 degrees ! Estimated noise=0.401646 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000635715 Jy ! Component: 100 - total flux cleaned = 0.000739638 Jy ! Component: 150 - total flux cleaned = 0.000806442 Jy ! Component: 200 - total flux cleaned = 0.000865054 Jy ! Total flux subtracted in 200 components = 0.000865054 Jy ! Clean residual min=-0.001945 max=0.002040 Jy/beam ! Clean residual mean=0.000000 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.160812 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 = 3.47098e-05 Jy ! Component: 100 - total flux cleaned = 6.5554e-05 Jy ! Component: 150 - total flux cleaned = 9.34876e-05 Jy ! Component: 200 - total flux cleaned = 9.36003e-05 Jy ! Total flux subtracted in 200 components = 9.36003e-05 Jy ! Clean residual min=-0.001971 max=0.002047 Jy/beam ! Clean residual mean=0.000000 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.160905 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 44 components and 0.160905 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8606 mas, bmaj=1.715 mas, bpa=8.488 degrees ! Estimated noise=0.309247 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.31573e-06 Jy ! Component: 100 - total flux cleaned = 9.77841e-05 Jy ! Component: 150 - total flux cleaned = 0.000124347 Jy ! Component: 200 - total flux cleaned = 0.00010031 Jy ! Total flux subtracted in 200 components = 0.00010031 Jy ! Clean residual min=-0.001684 max=0.001434 Jy/beam ! Clean residual mean=-0.000000 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.161005 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 53 components and 0.161005 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=0.067731Jy sigma=1.254258 ! Fit after self-cal, rms=0.067732Jy sigma=1.254236 wmodel J0502+4139_X_map.mod ! Writing 53 model components to file: J0502+4139_X_map.mod wobs J0502+4139_X_uvs.fits ! Writing UV FITS file: J0502+4139_X_uvs.fits wwins J0502+4139_X_map.win ! wwins: Wrote 2 windows to J0502+4139_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 = -0.00058944 Jy ! Component: 100 - total flux cleaned = -0.000696204 Jy ! Component: 150 - total flux cleaned = -0.000798377 Jy ! Component: 200 - total flux cleaned = -0.000822802 Jy ! Component: 250 - total flux cleaned = -0.000798616 Jy ! Component: 300 - total flux cleaned = -0.000775707 Jy ! Component: 350 - total flux cleaned = -0.000775842 Jy ! Component: 400 - total flux cleaned = -0.000775834 Jy ! Component: 450 - total flux cleaned = -0.000775533 Jy ! Component: 500 - total flux cleaned = -0.000690516 Jy ! Component: 550 - total flux cleaned = -0.000628371 Jy ! Component: 600 - total flux cleaned = -0.000546659 Jy ! Component: 650 - total flux cleaned = -0.000506151 Jy ! Component: 700 - total flux cleaned = -0.000426395 Jy ! Component: 750 - total flux cleaned = -0.000347662 Jy ! Component: 800 - total flux cleaned = -0.000193486 Jy ! Component: 850 - total flux cleaned = -0.00017459 Jy ! Component: 900 - total flux cleaned = -6.21499e-05 Jy ! Component: 950 - total flux cleaned = 1.22624e-05 Jy ! Component: 1000 - total flux cleaned = 6.74013e-05 Jy ! Component: 1050 - total flux cleaned = 0.000103644 Jy ! Component: 1100 - total flux cleaned = 0.000175269 Jy ! Component: 1150 - total flux cleaned = 0.000211205 Jy ! Component: 1200 - total flux cleaned = 0.000386099 Jy ! Component: 1250 - total flux cleaned = 0.000385848 Jy ! Component: 1300 - total flux cleaned = 0.000386062 Jy ! Component: 1350 - total flux cleaned = 0.000454315 Jy ! Component: 1400 - total flux cleaned = 0.000504706 Jy ! Component: 1450 - total flux cleaned = 0.000554921 Jy ! Component: 1500 - total flux cleaned = 0.000637248 Jy ! Component: 1550 - total flux cleaned = 0.000669888 Jy ! Component: 1600 - total flux cleaned = 0.000686021 Jy ! Component: 1650 - total flux cleaned = 0.000670059 Jy ! Component: 1700 - total flux cleaned = 0.000654135 Jy ! Component: 1750 - total flux cleaned = 0.000685787 Jy ! Component: 1800 - total flux cleaned = 0.000732696 Jy ! Component: 1850 - total flux cleaned = 0.000701906 Jy ! Component: 1900 - total flux cleaned = 0.000732606 Jy ! Component: 1950 - total flux cleaned = 0.000732659 Jy ! Component: 2000 - total flux cleaned = 0.00070279 Jy ! Component: 2050 - total flux cleaned = 0.000777452 Jy ! Component: 2100 - total flux cleaned = 0.000777223 Jy ! Component: 2150 - total flux cleaned = 0.000733376 Jy ! Component: 2200 - total flux cleaned = 0.000762491 Jy ! Component: 2250 - total flux cleaned = 0.000762383 Jy ! Component: 2300 - total flux cleaned = 0.000776554 Jy ! Component: 2350 - total flux cleaned = 0.000762568 Jy ! Component: 2400 - total flux cleaned = 0.000776596 Jy ! Component: 2450 - total flux cleaned = 0.000748575 Jy ! Component: 2500 - total flux cleaned = 0.000762139 Jy ! Component: 2550 - total flux cleaned = 0.000734845 Jy ! Component: 2600 - total flux cleaned = 0.000694119 Jy ! Component: 2650 - total flux cleaned = 0.000734694 Jy ! Component: 2700 - total flux cleaned = 0.000748012 Jy ! Component: 2750 - total flux cleaned = 0.000747885 Jy ! Component: 2800 - total flux cleaned = 0.00065588 Jy ! Component: 2850 - total flux cleaned = 0.000669037 Jy ! Component: 2900 - total flux cleaned = 0.000707976 Jy ! Component: 2950 - total flux cleaned = 0.000733727 Jy ! Component: 3000 - total flux cleaned = 0.000746631 Jy ! Component: 3050 - total flux cleaned = 0.000733845 Jy ! Component: 3100 - total flux cleaned = 0.000758891 Jy ! Component: 3150 - total flux cleaned = 0.000733889 Jy ! Component: 3200 - total flux cleaned = 0.000746315 Jy ! Component: 3250 - total flux cleaned = 0.000795666 Jy ! Component: 3300 - total flux cleaned = 0.000734317 Jy ! Component: 3350 - total flux cleaned = 0.000697994 Jy ! Component: 3400 - total flux cleaned = 0.000758413 Jy ! Component: 3450 - total flux cleaned = 0.000734352 Jy ! Component: 3500 - total flux cleaned = 0.000722361 Jy ! Component: 3550 - total flux cleaned = 0.000698641 Jy ! Component: 3600 - total flux cleaned = 0.000733891 Jy ! Component: 3650 - total flux cleaned = 0.000757224 Jy ! Component: 3700 - total flux cleaned = 0.000733988 Jy ! Component: 3750 - total flux cleaned = 0.000757027 Jy ! Component: 3800 - total flux cleaned = 0.000711099 Jy ! Component: 3850 - total flux cleaned = 0.00067695 Jy ! Component: 3900 - total flux cleaned = 0.000665809 Jy ! Component: 3950 - total flux cleaned = 0.000733232 Jy ! Component: 4000 - total flux cleaned = 0.000699729 Jy ! Component: 4050 - total flux cleaned = 0.000688567 Jy ! Total flux subtracted in 4096 components = 0.000633422 Jy ! Clean residual min=-0.000731 max=0.000843 Jy/beam ! Clean residual mean=0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.161639 Jy keep ! Adding 326 model components to the UV plane model. ! The established model now contains 379 components and 0.161639 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0502+4139_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8606 x 1.715 at 8.488 degrees (North through East) ! Clean map min=-0.00099833 max=0.14838 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0502+4139_X_map.fits wmodel /vlbi/uf001/uva//J0502+4139_X_map.mod ! Writing 379 model components to file: /vlbi/uf001/uva//J0502+4139_X_map.mod wobs /vlbi/uf001/uva//J0502+4139_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0502+4139_X_uvs.fits wwins /vlbi/uf001/uva//J0502+4139_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J0502+4139_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.148381 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000188823 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.381767 0.381767 0.763534 1.52707 3.05414 6.10827 12.2165 24.4331 48.8662 97.7324 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.148 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 785.819 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0502+4139_X_dfm.log closed on Sun Jan 13 22:25:57 2019