! Started logfile: J1048+7143_X_2008_07_09_pus_uvs.log on Sun Oct 10 22:25:33 2010 obs J1048+7143_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J1048+7143_X_2008_07_09_pus_uva.fits ! AN table 1: 12 integrations on 105 of 105 possible baselines. ! AN table 2: 349 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.291096 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1048+7143 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1146 lines of history. ! ! Reading 44136 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 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 mapsize field_size, field_cell ! Map grid = 256x256 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 102 telescope corrections were flagged in sub-array 1. ! A total of 2931 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 102 telescope corrections were flagged in sub-array 1. ! A total of 2927 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 102 telescope corrections were flagged in sub-array 1. ! A total of 2915 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 102 telescope corrections were flagged in sub-array 1. ! A total of 2907 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.738083Jy sigma=0.005530 ! Fit after self-cal, rms=0.365909Jy sigma=0.002649 ! 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 ! Your choice of large map pixels excluded 5.64% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1837 milli-arcsec ! Estimated beam: bmin=0.5106 mas, bmaj=0.7363 mas, bpa=18.67 degrees ! Estimated noise=1153.81 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 = 0.551721 Jy ! Component: 100 - total flux cleaned = 0.67498 Jy ! Total flux subtracted in 100 components = 0.67498 Jy ! Clean residual min=-0.016915 max=0.043442 Jy/beam ! Clean residual mean=0.000390 rms=0.006222 Jy/beam ! Combined flux in latest and established models = 0.67498 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.67498 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.273861Jy sigma=0.001729 ! Fit after self-cal, rms=0.273860Jy sigma=0.001729 ! Inverting map ! Your choice of large map pixels excluded 5.64% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1837 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0500441 Jy ! Component: 100 - total flux cleaned = 0.0820503 Jy ! Total flux subtracted in 100 components = 0.0820503 Jy ! Clean residual min=-0.017412 max=0.037304 Jy/beam ! Clean residual mean=0.000281 rms=0.005035 Jy/beam ! Combined flux in latest and established models = 0.75703 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 17 components and 0.75703 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258075Jy sigma=0.001563 ! Fit after self-cal, rms=0.257884Jy sigma=0.001562 ! Inverting map ! Your choice of large map pixels excluded 5.64% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1837 milli-arcsec ! Added new window around map position (0.4, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0368487 Jy ! Component: 100 - total flux cleaned = 0.060362 Jy ! Total flux subtracted in 100 components = 0.060362 Jy ! Clean residual min=-0.018575 max=0.024288 Jy/beam ! Clean residual mean=0.000209 rms=0.004244 Jy/beam ! Combined flux in latest and established models = 0.817392 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 30 components and 0.817392 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248106Jy sigma=0.001449 ! Fit after self-cal, rms=0.247468Jy sigma=0.001445 ! Inverting map ! Your choice of large map pixels excluded 5.64% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1837 milli-arcsec 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 ! Your choice of large map pixels excluded 5.64% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1837 milli-arcsec ! Estimated beam: bmin=0.5783 mas, bmaj=0.8707 mas, bpa=26.47 degrees ! Estimated noise=487.19 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 = 0.0474586 Jy ! Component: 100 - total flux cleaned = 0.0754798 Jy ! Component: 150 - total flux cleaned = 0.0939334 Jy ! Component: 200 - total flux cleaned = 0.106201 Jy ! Total flux subtracted in 200 components = 0.106201 Jy ! Clean residual min=-0.017063 max=0.024383 Jy/beam ! Clean residual mean=0.000316 rms=0.003961 Jy/beam ! Combined flux in latest and established models = 0.923593 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 41 components and 0.923593 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237769Jy sigma=0.001356 ! Fit after self-cal, rms=0.236922Jy sigma=0.001346 ! Inverting map ! Your choice of large map pixels excluded 5.64% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1837 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HH 1.00* HN 1.00* ! KK 1.07 KP 0.99 LA 0.96 MK 1.00 ! NL 1.00* NY 1.00* ON 1.00* PT 1.07 ! SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.99 HH 1.00* HN 1.14 ! KK 1.05 KP 1.02 LA 0.98 MK 0.99 ! NL 1.03 NY 0.99 ON 0.82 PT 0.98 ! SC 1.00 WZ 1.08 ZC 1.10 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HH 1.00* HN 1.00* ! KK 1.02 KP 0.95 LA 0.97 MK 1.03 ! NL 1.00* NY 1.00* ON 1.00* PT 1.04 ! SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 HH 1.00* HN 1.04 ! KK 1.03 KP 0.97 LA 0.96 MK 0.98 ! NL 1.01 NY 1.02 ON 0.82 PT 0.99 ! SC 1.01 WZ 1.08 ZC 1.10 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HH 1.00* HN 1.00* ! KK 0.99 KP 0.97 LA 0.97 MK 1.04 ! NL 1.00* NY 1.00* ON 1.00* PT 1.02 ! SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 HH 1.00* HN 1.04 ! KK 1.01 KP 0.99 LA 0.99 MK 0.98 ! NL 1.03 NY 0.98 ON 0.81 PT 0.98 ! SC 1.05 WZ 1.06 ZC 1.09 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HH 1.00* HN 1.00* ! KK 1.03 KP 0.97 LA 0.97 MK 1.07 ! NL 1.00* NY 1.00* ON 1.00* PT 1.05 ! SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.98 HH 1.00* HN 1.02 ! KK 0.99 KP 0.99 LA 0.97 MK 0.99 ! NL 1.03 NY 1.03 ON 0.83 PT 1.02 ! SC 1.06 WZ 1.05 ZC 1.13 ! ! ! Fit before self-cal, rms=0.236922Jy sigma=0.001346 ! Fit after self-cal, rms=0.207882Jy sigma=0.001293 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec ! Estimated beam: bmin=0.5789 mas, bmaj=0.8741 mas, bpa=26.66 degrees ! Estimated noise=487.005 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 = 0.00399683 Jy ! Component: 100 - total flux cleaned = 0.00377681 Jy ! Component: 150 - total flux cleaned = 0.00430505 Jy ! Component: 200 - total flux cleaned = 0.00442262 Jy ! Total flux subtracted in 200 components = 0.00442262 Jy ! Clean residual min=-0.010454 max=0.011651 Jy/beam ! Clean residual mean=0.000015 rms=0.002787 Jy/beam ! Combined flux in latest and established models = 0.928016 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 46 components and 0.928016 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207577Jy sigma=0.001291 ! Fit after self-cal, rms=0.207268Jy sigma=0.001290 ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec 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. ! ! Fit before self-cal, rms=0.207268Jy sigma=0.001290 ! Fit after self-cal, rms=0.197745Jy sigma=0.001271 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec ! Estimated beam: bmin=0.5744 mas, bmaj=0.878 mas, bpa=26.66 degrees ! Estimated noise=486.287 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00750477 Jy ! Component: 100 - total flux cleaned = 0.00784303 Jy ! Component: 150 - total flux cleaned = 0.00809662 Jy ! Component: 200 - total flux cleaned = 0.00830434 Jy ! Total flux subtracted in 200 components = 0.00830434 Jy ! Clean residual min=-0.007185 max=0.007937 Jy/beam ! Clean residual mean=0.000012 rms=0.001769 Jy/beam ! Combined flux in latest and established models = 0.93632 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 51 components and 0.93632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197424Jy sigma=0.001268 ! Fit after self-cal, rms=0.197443Jy sigma=0.001268 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec 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, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00744959 Jy ! Component: 100 - total flux cleaned = 0.00923451 Jy ! Component: 150 - total flux cleaned = 0.00936954 Jy ! Component: 200 - total flux cleaned = 0.00960837 Jy ! Total flux subtracted in 200 components = 0.00960837 Jy ! Clean residual min=-0.006682 max=0.005417 Jy/beam ! Clean residual mean=-0.000043 rms=0.001637 Jy/beam ! Combined flux in latest and established models = 0.945928 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 62 components and 0.945928 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197078Jy sigma=0.001265 ! Fit after self-cal, rms=0.197042Jy sigma=0.001265 ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec 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. ! ! Fit before self-cal, rms=0.197042Jy sigma=0.001265 ! Fit after self-cal, rms=0.195658Jy sigma=0.001263 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec ! Estimated beam: bmin=0.5718 mas, bmaj=0.8771 mas, bpa=26.52 degrees ! Estimated noise=486.427 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00588869 Jy ! Component: 100 - total flux cleaned = 0.00813274 Jy ! Component: 150 - total flux cleaned = 0.00870758 Jy ! Component: 200 - total flux cleaned = 0.00901225 Jy ! Total flux subtracted in 200 components = 0.00901225 Jy ! Clean residual min=-0.005956 max=0.005048 Jy/beam ! Clean residual mean=-0.000012 rms=0.001401 Jy/beam ! Combined flux in latest and established models = 0.954941 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 71 components and 0.95494 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195433Jy sigma=0.001261 ! Fit after self-cal, rms=0.195392Jy sigma=0.001261 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec 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 = 0.00100639 Jy ! Component: 100 - total flux cleaned = 0.0013988 Jy ! Component: 150 - total flux cleaned = 0.0014828 Jy ! Component: 200 - total flux cleaned = 0.0015653 Jy ! Total flux subtracted in 200 components = 0.0015653 Jy ! Clean residual min=-0.005715 max=0.004839 Jy/beam ! Clean residual mean=-0.000022 rms=0.001368 Jy/beam ! Combined flux in latest and established models = 0.956506 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 73 components and 0.956506 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195322Jy sigma=0.001260 ! Fit after self-cal, rms=0.195306Jy sigma=0.001260 ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec 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. ! ! Fit before self-cal, rms=0.195306Jy sigma=0.001260 ! Fit after self-cal, rms=0.195093Jy sigma=0.001259 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec ! Estimated beam: bmin=2.373 mas, bmaj=2.931 mas, bpa=57.11 degrees ! Estimated noise=747.116 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00502496 Jy ! Component: 100 - total flux cleaned = 0.00580241 Jy ! Component: 150 - total flux cleaned = 0.00605461 Jy ! Component: 200 - total flux cleaned = 0.00610903 Jy ! Total flux subtracted in 200 components = 0.00610903 Jy ! Clean residual min=-0.006284 max=0.004488 Jy/beam ! Clean residual mean=-0.000017 rms=0.002006 Jy/beam ! Combined flux in latest and established models = 0.962615 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 82 components and 0.962615 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195081Jy sigma=0.001259 ! Fit after self-cal, rms=0.195071Jy sigma=0.001259 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec 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 = 0.000188942 Jy ! Component: 100 - total flux cleaned = 0.000189869 Jy ! Component: 150 - total flux cleaned = 0.000189673 Jy ! Component: 200 - total flux cleaned = 0.000145983 Jy ! Total flux subtracted in 200 components = 0.000145983 Jy ! Clean residual min=-0.006016 max=0.004583 Jy/beam ! Clean residual mean=-0.000026 rms=0.001986 Jy/beam ! Combined flux in latest and established models = 0.962761 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 85 components and 0.962761 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195070Jy sigma=0.001259 ! Fit after self-cal, rms=0.195073Jy sigma=0.001259 ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec 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 ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec ! Estimated beam: bmin=0.5706 mas, bmaj=0.8779 mas, bpa=26.45 degrees ! Estimated noise=487.011 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5706 x 0.8779 at 26.45 degrees (North through East) ! Clean map min=-0.0053556 max=0.713 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. ! ! Fit before self-cal, rms=0.195073Jy sigma=0.001259 ! Fit after self-cal, rms=0.203067Jy sigma=0.001156 ! Inverting map and beam ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec ! Estimated beam: bmin=0.5693 mas, bmaj=0.8776 mas, bpa=26.47 degrees ! Estimated noise=487.363 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00229714 Jy ! Component: 100 - total flux cleaned = 0.0025306 Jy ! Component: 150 - total flux cleaned = 0.00282597 Jy ! Component: 200 - total flux cleaned = 0.00283043 Jy ! Total flux subtracted in 200 components = 0.00283043 Jy ! Clean residual min=-0.004720 max=0.004992 Jy/beam ! Clean residual mean=0.000025 rms=0.001035 Jy/beam ! Combined flux in latest and established models = 0.965591 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 88 components and 0.965591 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202953Jy sigma=0.001155 ! Fit after self-cal, rms=0.202945Jy sigma=0.001155 ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec ! Added new window around map position (-1.6, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0029841 Jy ! Component: 100 - total flux cleaned = 0.00257873 Jy ! Component: 150 - total flux cleaned = 0.00231782 Jy ! Component: 200 - total flux cleaned = 0.00215904 Jy ! Total flux subtracted in 200 components = 0.00215904 Jy ! Clean residual min=-0.004266 max=0.003915 Jy/beam ! Clean residual mean=0.000014 rms=0.000958 Jy/beam ! Combined flux in latest and established models = 0.96775 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 98 components and 0.96775 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202868Jy sigma=0.001154 ! Fit after self-cal, rms=0.202858Jy sigma=0.001154 ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202858Jy sigma=0.001154 ! Fit after self-cal, rms=0.203371Jy sigma=0.001154 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 ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec ! Estimated beam: bmin=0.5077 mas, bmaj=0.7416 mas, bpa=20.16 degrees ! Estimated noise=1170.19 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.557309 Jy ! Component: 100 - total flux cleaned = 0.686483 Jy ! Component: 150 - total flux cleaned = 0.748447 Jy ! Component: 200 - total flux cleaned = 0.789847 Jy ! Total flux subtracted in 200 components = 0.789847 Jy ! Clean residual min=-0.009735 max=0.023250 Jy/beam ! Clean residual mean=0.000217 rms=0.003658 Jy/beam ! Combined flux in latest and established models = 0.789847 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.789847 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec ! Estimated beam: bmin=0.5682 mas, bmaj=0.8783 mas, bpa=26.4 degrees ! Estimated noise=487.88 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 = 0.056004 Jy ! Component: 100 - total flux cleaned = 0.0914975 Jy ! Component: 150 - total flux cleaned = 0.11537 Jy ! Component: 200 - total flux cleaned = 0.132153 Jy ! Total flux subtracted in 200 components = 0.132153 Jy ! Clean residual min=-0.005042 max=0.011378 Jy/beam ! Clean residual mean=0.000315 rms=0.002157 Jy/beam ! Combined flux in latest and established models = 0.922 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 42 components and 0.922 Jy ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec ! Added new window around map position (-0.4, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0126734 Jy ! Component: 100 - total flux cleaned = 0.0218455 Jy ! Component: 150 - total flux cleaned = 0.028843 Jy ! Component: 200 - total flux cleaned = 0.0342979 Jy ! Total flux subtracted in 200 components = 0.0342979 Jy ! Clean residual min=-0.003503 max=0.004819 Jy/beam ! Clean residual mean=0.000112 rms=0.001063 Jy/beam ! Combined flux in latest and established models = 0.956298 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 69 components and 0.956298 Jy ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec ! Added new window around map position (0, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00499871 Jy ! Component: 100 - total flux cleaned = 0.00853042 Jy ! Component: 150 - total flux cleaned = 0.010695 Jy ! Component: 200 - total flux cleaned = 0.0116778 Jy ! Total flux subtracted in 200 components = 0.0116778 Jy ! Clean residual min=-0.003190 max=0.002873 Jy/beam ! Clean residual mean=0.000044 rms=0.000860 Jy/beam ! Combined flux in latest and established models = 0.967976 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 86 components and 0.967976 Jy ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec 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 ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec ! Estimated beam: bmin=2.369 mas, bmaj=2.936 mas, bpa=56.97 degrees ! Estimated noise=752.037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00337836 Jy ! Component: 100 - total flux cleaned = 0.0039015 Jy ! Component: 150 - total flux cleaned = 0.00395645 Jy ! Component: 200 - total flux cleaned = 0.00405295 Jy ! Total flux subtracted in 200 components = 0.00405295 Jy ! Clean residual min=-0.003963 max=0.003278 Jy/beam ! Clean residual mean=0.000057 rms=0.001330 Jy/beam ! Combined flux in latest and established models = 0.972029 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 = 4.28423e-05 Jy ! Component: 100 - total flux cleaned = 7.98317e-05 Jy ! Component: 150 - total flux cleaned = 4.71659e-05 Jy ! Component: 200 - total flux cleaned = 1.42081e-05 Jy ! Total flux subtracted in 200 components = 1.42081e-05 Jy ! Clean residual min=-0.003902 max=0.003227 Jy/beam ! Clean residual mean=0.000054 rms=0.001312 Jy/beam ! Combined flux in latest and established models = 0.972043 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 110 components and 0.972043 Jy ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec ! Estimated beam: bmin=0.5682 mas, bmaj=0.8783 mas, bpa=26.4 degrees ! Estimated noise=487.88 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000688579 Jy ! Component: 100 - total flux cleaned = -0.000762206 Jy ! Component: 150 - total flux cleaned = -0.000698019 Jy ! Component: 200 - total flux cleaned = -0.000698642 Jy ! Total flux subtracted in 200 components = -0.000698642 Jy ! Clean residual min=-0.003078 max=0.003142 Jy/beam ! Clean residual mean=0.000022 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 0.971344 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 123 components and 0.971344 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203218Jy sigma=0.001151 ! Fit after self-cal, rms=0.203138Jy sigma=0.001151 wmodel J1048+7143_X_2008_07_09_pus_map.mod ! Writing 123 model components to file: J1048+7143_X_2008_07_09_pus_map.mod wobs J1048+7143_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J1048+7143_X_2008_07_09_pus_uvs.fits wwins J1048+7143_X_2008_07_09_pus_map.win ! wwins: Wrote 6 windows to J1048+7143_X_2008_07_09_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00019299 Jy ! Component: 100 - total flux cleaned = -0.000345395 Jy ! Component: 150 - total flux cleaned = -0.000394735 Jy ! Component: 200 - total flux cleaned = -0.000394699 Jy ! Component: 250 - total flux cleaned = -0.000350948 Jy ! Component: 300 - total flux cleaned = -0.000603185 Jy ! Component: 350 - total flux cleaned = -0.000644525 Jy ! Component: 400 - total flux cleaned = -0.00068449 Jy ! Component: 450 - total flux cleaned = -0.000684825 Jy ! Component: 500 - total flux cleaned = -0.000647399 Jy ! Component: 550 - total flux cleaned = -0.000685369 Jy ! Component: 600 - total flux cleaned = -0.000758227 Jy ! Component: 650 - total flux cleaned = -0.000686771 Jy ! Component: 700 - total flux cleaned = -0.0007577 Jy ! Component: 750 - total flux cleaned = -0.000757549 Jy ! Component: 800 - total flux cleaned = -0.000688752 Jy ! Component: 850 - total flux cleaned = -0.000621014 Jy ! Component: 900 - total flux cleaned = -0.000554433 Jy ! Component: 950 - total flux cleaned = -0.000554456 Jy ! Component: 1000 - total flux cleaned = -0.000456755 Jy ! Total flux subtracted in 1024 components = -0.000392456 Jy ! Clean residual min=-0.001651 max=0.001950 Jy/beam ! Clean residual mean=0.000035 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.970952 Jy keep ! Adding 79 model components to the UV plane model. ! The established model now contains 202 components and 0.970952 Jy wmap "J1048+7143_X_2008_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5682 x 0.8783 at 26.4 degrees (North through East) ! Clean map min=-0.0025023 max=0.71607 Jy/beam ! Writing clean map to FITS file: J1048+7143_X_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.716073 invert ! Inverting map ! Your choice of large map pixels excluded 5.47% of the data. ! The x-axis pixel size should ideally be below 0.1726 milli-arcsec ! The y-axis pixel size should ideally be below 0.1839 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000617946 device "J1048+7143_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1048+7143_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.25889 0.25889 0.517779 1.03556 2.07112 4.14223 8.28447 16.5689 33.1379 66.2757 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.716 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5682 x 0.8783 at 26.4 degrees (North through East) ! Clean map min=-0.0025023 max=0.71607 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1048+7143_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J1048+7143_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1048+7143_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 22:25:40 2010