! Started logfile: J1700-2610_X_1999_12_20_pus_uvs.log on Fri Dec 14 17:27:29 2007 obs J1700-2610_X_1999_12_20_pus_uva.fits ! Reading UV FITS file: J1700-2610_X_1999_12_20_pus_uva.fits ! AN table 1: 38 integrations on 190 of 190 possible baselines. ! AN table 2: 187 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0872047 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1700-2610 ! ! 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 2418 lines of history. ! ! Reading 14912 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 ![@muppet J1700-2610_X_1999_12_20_pus] 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 682 telescope corrections were flagged in sub-array 1. ! A total of 2830 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 682 telescope corrections were flagged in sub-array 1. ! A total of 2830 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 682 telescope corrections were flagged in sub-array 1. ! A total of 2830 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 682 telescope corrections were flagged in sub-array 1. ! A total of 2830 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.829635Jy sigma=0.007736 ! Fit after self-cal, rms=0.568063Jy sigma=0.005477 ! 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 1.05% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! Estimated beam: bmin=0.6325 mas, bmaj=1.949 mas, bpa=-1.439 degrees ! Estimated noise=1014.33 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 = 0.34541 Jy ! Component: 100 - total flux cleaned = 0.426277 Jy ! Total flux subtracted in 100 components = 0.426277 Jy ! Clean residual min=-0.015356 max=0.033418 Jy/beam ! Clean residual mean=0.000034 rms=0.005471 Jy/beam ! Combined flux in latest and established models = 0.426277 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.426277 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183384Jy sigma=0.001538 ! Fit after self-cal, rms=0.183395Jy sigma=0.001538 ! Inverting map ! Your choice of large map pixels excluded 1.05% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0386174 Jy ! Component: 100 - total flux cleaned = 0.0610391 Jy ! Total flux subtracted in 100 components = 0.0610391 Jy ! Clean residual min=-0.012021 max=0.016198 Jy/beam ! Clean residual mean=-0.000195 rms=0.003490 Jy/beam ! Combined flux in latest and established models = 0.487316 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 11 components and 0.487316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171467Jy sigma=0.001337 ! Fit after self-cal, rms=0.171479Jy sigma=0.001337 ! Inverting map ! Your choice of large map pixels excluded 1.05% of the data. ! The x-axis pixel size should ideally be below 0.1902 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 1.05% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! Estimated beam: bmin=0.8269 mas, bmaj=2.499 mas, bpa=-2.6 degrees ! Estimated noise=599.739 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 = 0.0228754 Jy ! Component: 100 - total flux cleaned = 0.0326568 Jy ! Component: 150 - total flux cleaned = 0.0370113 Jy ! Component: 200 - total flux cleaned = 0.0383364 Jy ! Total flux subtracted in 200 components = 0.0383364 Jy ! Clean residual min=-0.007737 max=0.011598 Jy/beam ! Clean residual mean=-0.000579 rms=0.002680 Jy/beam ! Combined flux in latest and established models = 0.525653 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 26 components and 0.525653 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169492Jy sigma=0.001291 ! Fit after self-cal, rms=0.169504Jy sigma=0.001291 ! Inverting map ! Your choice of large map pixels excluded 1.05% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 126 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 GC 1.00* HH 1.00* ! HN 1.13 KK 1.02 KP 0.99 LA 0.98 ! MC 1.00* MK 1.00 NY 1.00* ON 1.00* ! OV 0.98 PT 1.01 SC 1.04 TS 1.00* ! WF 1.04 WZ 1.00* GN 1.00* NL 1.08 ! ! ! Correcting IF 2. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 126 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 GC 1.00* HH 1.00* ! HN 1.12 KK 1.04 KP 0.94 LA 0.98 ! MC 1.00* MK 0.99 NY 1.00* ON 1.00* ! OV 0.99 PT 1.03 SC 0.98 TS 1.00* ! WF 1.03 WZ 1.00* GN 1.00* NL 1.04 ! ! ! Correcting IF 3. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 126 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.97 GC 1.00* HH 1.00* ! HN 1.17 KK 1.03 KP 0.96 LA 0.98 ! MC 1.00* MK 0.99 NY 1.00* ON 1.00* ! OV 0.98 PT 1.03 SC 1.02 TS 1.00* ! WF 1.08 WZ 1.00* GN 1.00* NL 1.06 ! ! ! Correcting IF 4. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 126 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 GC 1.00* HH 1.00* ! HN 1.16 KK 1.03 KP 0.95 LA 1.00 ! MC 1.00* MK 0.95 NY 1.00* ON 1.00* ! OV 0.99 PT 1.01 SC 1.01 TS 1.00* ! WF 1.05 WZ 1.00* GN 1.00* NL 1.08 ! ! ! Fit before self-cal, rms=0.169504Jy sigma=0.001291 ! Fit after self-cal, rms=0.176547Jy sigma=0.001272 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! Estimated beam: bmin=0.8506 mas, bmaj=2.528 mas, bpa=-3.195 degrees ! Estimated noise=618.144 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 = 0.000146208 Jy ! Component: 100 - total flux cleaned = 0.000232897 Jy ! Component: 150 - total flux cleaned = 0.000259477 Jy ! Component: 200 - total flux cleaned = 0.000332157 Jy ! Total flux subtracted in 200 components = 0.000332157 Jy ! Clean residual min=-0.007381 max=0.007264 Jy/beam ! Clean residual mean=-0.000042 rms=0.002336 Jy/beam ! Combined flux in latest and established models = 0.525985 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 33 components and 0.525985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176540Jy sigma=0.001272 ! Fit after self-cal, rms=0.176692Jy sigma=0.001272 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 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=0.176692Jy sigma=0.001272 ! Fit after self-cal, rms=0.176705Jy sigma=0.001230 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! Estimated beam: bmin=0.8524 mas, bmaj=2.528 mas, bpa=-3.217 degrees ! Estimated noise=619.012 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.94606e-05 Jy ! Component: 100 - total flux cleaned = -6.5968e-05 Jy ! Component: 150 - total flux cleaned = -8.89191e-05 Jy ! Component: 200 - total flux cleaned = -0.000130537 Jy ! Total flux subtracted in 200 components = -0.000130537 Jy ! Clean residual min=-0.003374 max=0.003422 Jy/beam ! Clean residual mean=0.000221 rms=0.000972 Jy/beam ! Combined flux in latest and established models = 0.525854 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 35 components and 0.525854 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176701Jy sigma=0.001230 ! Fit after self-cal, rms=0.176747Jy sigma=0.001230 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 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 = -4.72294e-05 Jy ! Component: 100 - total flux cleaned = -4.65631e-05 Jy ! Component: 150 - total flux cleaned = -6.42071e-05 Jy ! Component: 200 - total flux cleaned = -9.78033e-05 Jy ! Total flux subtracted in 200 components = -9.78033e-05 Jy ! Clean residual min=-0.003376 max=0.003466 Jy/beam ! Clean residual mean=0.000222 rms=0.000970 Jy/beam ! Combined flux in latest and established models = 0.525756 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 36 components and 0.525756 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176745Jy sigma=0.001230 ! Fit after self-cal, rms=0.176744Jy sigma=0.001230 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 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=0.176744Jy sigma=0.001230 ! Fit after self-cal, rms=0.178110Jy sigma=0.001226 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! Estimated beam: bmin=0.8522 mas, bmaj=2.526 mas, bpa=-3.254 degrees ! Estimated noise=619.201 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000345293 Jy ! Component: 100 - total flux cleaned = 0.000323894 Jy ! Component: 150 - total flux cleaned = 0.000304517 Jy ! Component: 200 - total flux cleaned = 0.000268996 Jy ! Total flux subtracted in 200 components = 0.000268996 Jy ! Clean residual min=-0.002509 max=0.002830 Jy/beam ! Clean residual mean=0.000313 rms=0.000727 Jy/beam ! Combined flux in latest and established models = 0.526025 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 36 components and 0.526025 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178101Jy sigma=0.001226 ! Fit after self-cal, rms=0.178118Jy sigma=0.001226 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 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 = -2.6533e-05 Jy ! Component: 100 - total flux cleaned = -6.04495e-05 Jy ! Component: 150 - total flux cleaned = -0.000108206 Jy ! Component: 200 - total flux cleaned = -0.000137757 Jy ! Total flux subtracted in 200 components = -0.000137757 Jy ! Clean residual min=-0.002509 max=0.002829 Jy/beam ! Clean residual mean=0.000316 rms=0.000724 Jy/beam ! Combined flux in latest and established models = 0.525888 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 36 components and 0.525888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178117Jy sigma=0.001226 ! Fit after self-cal, rms=0.178115Jy sigma=0.001226 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 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=0.178115Jy sigma=0.001226 ! Fit after self-cal, rms=0.178289Jy sigma=0.001226 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! Estimated beam: bmin=2.249 mas, bmaj=6.167 mas, bpa=10.04 degrees ! Estimated noise=727.698 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000268682 Jy ! Component: 100 - total flux cleaned = -0.000267886 Jy ! Component: 150 - total flux cleaned = -0.000267142 Jy ! Component: 200 - total flux cleaned = -0.000276287 Jy ! Total flux subtracted in 200 components = -0.000276287 Jy ! Clean residual min=-0.001767 max=0.002386 Jy/beam ! Clean residual mean=0.000662 rms=0.000672 Jy/beam ! Combined flux in latest and established models = 0.525611 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 40 components and 0.525611 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178285Jy sigma=0.001226 ! Fit after self-cal, rms=0.178285Jy sigma=0.001226 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 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 = -0.00011795 Jy ! Component: 100 - total flux cleaned = -0.000117673 Jy ! Component: 150 - total flux cleaned = -0.000117263 Jy ! Component: 200 - total flux cleaned = -0.000116898 Jy ! Total flux subtracted in 200 components = -0.000116898 Jy ! Clean residual min=-0.001745 max=0.002385 Jy/beam ! Clean residual mean=0.000667 rms=0.000670 Jy/beam ! Combined flux in latest and established models = 0.525494 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 41 components and 0.525494 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178284Jy sigma=0.001226 ! Fit after self-cal, rms=0.178283Jy sigma=0.001226 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 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 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! Estimated beam: bmin=0.8519 mas, bmaj=2.527 mas, bpa=-3.287 degrees ! Estimated noise=619.474 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8519 x 2.527 at -3.287 degrees (North through East) ! Clean map min=-0.0024668 max=0.47381 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 ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! Estimated beam: bmin=0.6564 mas, bmaj=1.961 mas, bpa=-3.335 degrees ! Estimated noise=1075.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.351764 Jy ! Component: 100 - total flux cleaned = 0.434426 Jy ! Component: 150 - total flux cleaned = 0.473792 Jy ! Component: 200 - total flux cleaned = 0.496317 Jy ! Total flux subtracted in 200 components = 0.496317 Jy ! Clean residual min=-0.006038 max=0.011224 Jy/beam ! Clean residual mean=0.000184 rms=0.001991 Jy/beam ! Combined flux in latest and established models = 0.496317 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.496317 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! Estimated beam: bmin=0.8519 mas, bmaj=2.527 mas, bpa=-3.287 degrees ! Estimated noise=619.474 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 = 0.0168652 Jy ! Component: 100 - total flux cleaned = 0.0240085 Jy ! Component: 150 - total flux cleaned = 0.0271173 Jy ! Component: 200 - total flux cleaned = 0.0284738 Jy ! Total flux subtracted in 200 components = 0.0284738 Jy ! Clean residual min=-0.002546 max=0.002777 Jy/beam ! Clean residual mean=0.000347 rms=0.000715 Jy/beam ! Combined flux in latest and established models = 0.52479 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 0.524791 Jy ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 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 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! Estimated beam: bmin=2.249 mas, bmaj=6.167 mas, bpa=10.04 degrees ! Estimated noise=727.698 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000482869 Jy ! Component: 100 - total flux cleaned = 0.000479488 Jy ! Component: 150 - total flux cleaned = 0.000477968 Jy ! Component: 200 - total flux cleaned = 0.000477235 Jy ! Total flux subtracted in 200 components = 0.000477235 Jy ! Clean residual min=-0.001719 max=0.002354 Jy/beam ! Clean residual mean=0.000676 rms=0.000665 Jy/beam ! Combined flux in latest and established models = 0.525268 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 = -4.64766e-07 Jy ! Component: 100 - total flux cleaned = -7.85387e-07 Jy ! Component: 150 - total flux cleaned = -1.2746e-05 Jy ! Component: 200 - total flux cleaned = -2.38787e-05 Jy ! Total flux subtracted in 200 components = -2.38787e-05 Jy ! Clean residual min=-0.001715 max=0.002369 Jy/beam ! Clean residual mean=0.000678 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.525244 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 29 components and 0.525244 Jy ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! Estimated beam: bmin=0.8519 mas, bmaj=2.527 mas, bpa=-3.287 degrees ! Estimated noise=619.474 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.31901e-05 Jy ! Component: 100 - total flux cleaned = -5.04419e-05 Jy ! Component: 150 - total flux cleaned = -4.83875e-05 Jy ! Component: 200 - total flux cleaned = 2.91997e-05 Jy ! Total flux subtracted in 200 components = 2.91997e-05 Jy ! Clean residual min=-0.002514 max=0.002785 Jy/beam ! Clean residual mean=0.000336 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.525273 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 33 components and 0.525273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178319Jy sigma=0.001226 ! Fit after self-cal, rms=0.178315Jy sigma=0.001226 wmodel J1700-2610_X_1999_12_20_pus_map.mod ! Writing 33 model components to file: J1700-2610_X_1999_12_20_pus_map.mod wobs J1700-2610_X_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J1700-2610_X_1999_12_20_pus_uvs.fits wwins J1700-2610_X_1999_12_20_pus_map.win ! wwins: Wrote 1 windows to J1700-2610_X_1999_12_20_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 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000994828 Jy ! Component: 100 - total flux cleaned = 0.00165888 Jy ! Component: 150 - total flux cleaned = 0.00235448 Jy ! Component: 200 - total flux cleaned = 0.00312524 Jy ! Component: 250 - total flux cleaned = 0.003787 Jy ! Component: 300 - total flux cleaned = 0.00438784 Jy ! Component: 350 - total flux cleaned = 0.00493443 Jy ! Component: 400 - total flux cleaned = 0.00539936 Jy ! Component: 450 - total flux cleaned = 0.00585192 Jy ! Component: 500 - total flux cleaned = 0.00616673 Jy ! Component: 550 - total flux cleaned = 0.00647407 Jy ! Component: 600 - total flux cleaned = 0.0067448 Jy ! Component: 650 - total flux cleaned = 0.00701022 Jy ! Component: 700 - total flux cleaned = 0.00729917 Jy ! Component: 750 - total flux cleaned = 0.00761075 Jy ! Component: 800 - total flux cleaned = 0.00783355 Jy ! Component: 850 - total flux cleaned = 0.00818832 Jy ! Component: 900 - total flux cleaned = 0.00842923 Jy ! Component: 950 - total flux cleaned = 0.00866621 Jy ! Component: 1000 - total flux cleaned = 0.00892525 Jy ! Total flux subtracted in 1024 components = 0.00905297 Jy ! Clean residual min=-0.002374 max=0.001654 Jy/beam ! Clean residual mean=0.000152 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.534326 Jy keep ! Adding 64 model components to the UV plane model. ! The established model now contains 97 components and 0.534326 Jy ![Exited script file: muppet] wmap "J1700-2610_X_1999_12_20_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8519 x 2.527 at -3.287 degrees (North through East) ! Clean map min=-0.0023969 max=0.47397 Jy/beam ! Writing clean map to FITS file: J1700-2610_X_1999_12_20_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.473967 invert ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1902 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00051585 device "J1700-2610_X_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J1700-2610_X_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.32651 0.32651 0.653021 1.30604 2.61208 5.22416 10.4483 20.8967 41.7933 83.5866 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.473 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8519 x 2.527 at -3.287 degrees (North through East) ! Clean map min=-0.0023969 max=0.47397 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1700-2610_X_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J1700-2610_X_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1700-2610_X_1999_12_20_pus_uvs.log closed on Fri Dec 14 17:27:35 2007