! Started logfile: J0922-3959_X_1999_03_08_pus_uvs.log on Fri Jan 4 14:06:47 2008 obs J0922-3959_X_1999_03_08_pus_uva.fits ! Reading UV FITS file: J0922-3959_X_1999_03_08_pus_uva.fits ! AN table 1: 39 integrations on 190 of 190 possible baselines. ! AN table 2: 19 integrations on 190 of 190 possible baselines. ! AN table 3: 9 integrations on 190 of 190 possible baselines. ! AN table 4: 39 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0663853 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0922-3959 ! ! 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 2593 lines of history. ! ! Reading 5348 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 J0922-3959_X_1999_03_08_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 613 telescope corrections were flagged in sub-array 1. ! A total of 380 telescope corrections were flagged in sub-array 2. ! A total of 180 telescope corrections were flagged in sub-array 3. ! A total of 492 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 615 telescope corrections were flagged in sub-array 1. ! A total of 380 telescope corrections were flagged in sub-array 2. ! A total of 180 telescope corrections were flagged in sub-array 3. ! A total of 492 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 613 telescope corrections were flagged in sub-array 1. ! A total of 380 telescope corrections were flagged in sub-array 2. ! A total of 180 telescope corrections were flagged in sub-array 3. ! A total of 492 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 612 telescope corrections were flagged in sub-array 1. ! A total of 380 telescope corrections were flagged in sub-array 2. ! A total of 180 telescope corrections were flagged in sub-array 3. ! A total of 492 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.311256Jy sigma=0.001693 ! Fit after self-cal, rms=0.299551Jy sigma=0.001685 ! 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 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec ! Estimated beam: bmin=0.6035 mas, bmaj=1.184 mas, bpa=-4.031 degrees ! Estimated noise=2234.15 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 = 0.701275 Jy ! Component: 100 - total flux cleaned = 0.896337 Jy ! Total flux subtracted in 100 components = 0.896336 Jy ! Clean residual min=-0.029726 max=0.078717 Jy/beam ! Clean residual mean=0.002114 rms=0.013863 Jy/beam ! Combined flux in latest and established models = 0.896336 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.896336 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266451Jy sigma=0.001876 ! Fit after self-cal, rms=0.266893Jy sigma=0.001876 ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 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 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec ! Estimated beam: bmin=0.842 mas, bmaj=1.85 mas, bpa=-3.403 degrees ! Estimated noise=1165.25 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 = 0.12292 Jy ! Component: 100 - total flux cleaned = 0.173185 Jy ! Component: 150 - total flux cleaned = 0.195167 Jy ! Component: 200 - total flux cleaned = 0.20485 Jy ! Total flux subtracted in 200 components = 0.20485 Jy ! Clean residual min=-0.007785 max=0.014651 Jy/beam ! Clean residual mean=0.000400 rms=0.002831 Jy/beam ! Combined flux in latest and established models = 1.10119 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 22 components and 1.10119 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216816Jy sigma=0.001049 ! Fit after self-cal, rms=0.216992Jy sigma=0.001048 ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 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 1.00* FD 1.03 GC 1.00* GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00 WF 1.01 ! GN 1.00 HH 1.15 KK 1.00* MC 1.00* ! MK 1.00* NY 1.00* ON 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.99 GC 1.00* GG 1.00* ! HN 1.00* KP 1.00 LA 0.99 NL 1.00 ! OV 1.00 PT 0.99 SC 1.02 WF 1.00* ! GN 1.00 HH 1.00* KK 1.00* MC 1.00* ! MK 1.02 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 GC 1.00* GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00 WF 1.01 ! GN 1.00 HH 1.08 KK 1.00* MC 1.00* ! MK 1.00* NY 1.00* ON 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.99 GC 1.00* GG 1.00* ! HN 1.00* KP 1.00 LA 0.99 NL 1.00 ! OV 1.00 PT 0.99 SC 1.02 WF 1.00* ! GN 1.00 HH 1.00* KK 1.00* MC 1.00* ! MK 1.02 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 GC 1.00* GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00 WF 1.01 ! GN 1.00 HH 1.09 KK 1.00* MC 1.00* ! MK 1.00* NY 1.00* ON 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.99 GC 1.00* GG 1.00* ! HN 1.00* KP 1.00 LA 0.99 NL 1.00 ! OV 1.00 PT 0.99 SC 1.02 WF 1.00* ! GN 1.00 HH 1.00* KK 1.00* MC 1.00* ! MK 1.01 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.04 GC 1.00* GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00 WF 1.01 ! GN 1.00 HH 1.08 KK 1.00* MC 1.00* ! MK 1.00* NY 1.00* ON 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.99 GC 1.00* GG 1.00* ! HN 1.00* KP 1.00 LA 0.99 NL 1.00 ! OV 1.00 PT 0.99 SC 1.02 WF 1.00* ! GN 1.00 HH 1.00* KK 1.00* MC 1.00* ! MK 1.01 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.216992Jy sigma=0.001048 ! Fit after self-cal, rms=0.224545Jy sigma=0.001041 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec ! Estimated beam: bmin=0.8493 mas, bmaj=1.887 mas, bpa=-3.778 degrees ! Estimated noise=1169.17 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 = -7.04315e-05 Jy ! Component: 100 - total flux cleaned = -7.22076e-05 Jy ! Component: 150 - total flux cleaned = -0.000147148 Jy ! Component: 200 - total flux cleaned = -0.000181549 Jy ! Total flux subtracted in 200 components = -0.000181549 Jy ! Clean residual min=-0.006929 max=0.009339 Jy/beam ! Clean residual mean=0.000114 rms=0.002196 Jy/beam ! Combined flux in latest and established models = 1.101 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 26 components and 1.101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224503Jy sigma=0.001041 ! Fit after self-cal, rms=0.224440Jy sigma=0.001041 ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 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=0.224440Jy sigma=0.001041 ! Fit after self-cal, rms=0.225271Jy sigma=0.001041 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec ! Estimated beam: bmin=0.8496 mas, bmaj=1.89 mas, bpa=-3.813 degrees ! Estimated noise=1169.42 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.47199e-05 Jy ! Component: 100 - total flux cleaned = -2.042e-05 Jy ! Component: 150 - total flux cleaned = -8.96379e-05 Jy ! Component: 200 - total flux cleaned = -0.000180542 Jy ! Total flux subtracted in 200 components = -0.000180542 Jy ! Clean residual min=-0.006956 max=0.009184 Jy/beam ! Clean residual mean=0.000113 rms=0.002193 Jy/beam ! Combined flux in latest and established models = 1.10082 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 27 components and 1.10082 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225231Jy sigma=0.001041 ! Fit after self-cal, rms=0.225232Jy sigma=0.001041 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 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 = 4.43185e-05 Jy ! Component: 100 - total flux cleaned = 4.00215e-05 Jy ! Component: 150 - total flux cleaned = -4.91595e-05 Jy ! Component: 200 - total flux cleaned = -7.56785e-05 Jy ! Total flux subtracted in 200 components = -7.56785e-05 Jy ! Clean residual min=-0.006963 max=0.009187 Jy/beam ! Clean residual mean=0.000114 rms=0.002195 Jy/beam ! Combined flux in latest and established models = 1.10075 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 28 components and 1.10075 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225201Jy sigma=0.001041 ! Fit after self-cal, rms=0.225208Jy sigma=0.001041 ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 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=0.225208Jy sigma=0.001041 ! Fit after self-cal, rms=0.226389Jy sigma=0.001041 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec ! Estimated beam: bmin=0.8501 mas, bmaj=1.895 mas, bpa=-3.865 degrees ! Estimated noise=1169.85 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.92252e-06 Jy ! Component: 100 - total flux cleaned = -6.33919e-05 Jy ! Component: 150 - total flux cleaned = -0.000120625 Jy ! Component: 200 - total flux cleaned = -0.000149552 Jy ! Total flux subtracted in 200 components = -0.000149552 Jy ! Clean residual min=-0.006979 max=0.009045 Jy/beam ! Clean residual mean=0.000110 rms=0.002194 Jy/beam ! Combined flux in latest and established models = 1.1006 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 28 components and 1.1006 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226358Jy sigma=0.001041 ! Fit after self-cal, rms=0.226359Jy sigma=0.001041 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 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 = 6.22522e-06 Jy ! Component: 100 - total flux cleaned = 7.96042e-06 Jy ! Component: 150 - total flux cleaned = -2.00986e-05 Jy ! Component: 200 - total flux cleaned = -4.73728e-05 Jy ! Total flux subtracted in 200 components = -4.73728e-05 Jy ! Clean residual min=-0.006971 max=0.009072 Jy/beam ! Clean residual mean=0.000111 rms=0.002195 Jy/beam ! Combined flux in latest and established models = 1.10055 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 29 components and 1.10055 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226332Jy sigma=0.001041 ! Fit after self-cal, rms=0.226342Jy sigma=0.001041 ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 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=0.226342Jy sigma=0.001041 ! Fit after self-cal, rms=0.227161Jy sigma=0.001041 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec ! Estimated beam: bmin=2.488 mas, bmaj=7.751 mas, bpa=-5.058 degrees ! Estimated noise=1377.48 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00055761 Jy ! Component: 100 - total flux cleaned = 0.000554852 Jy ! Component: 150 - total flux cleaned = 0.000558637 Jy ! Component: 200 - total flux cleaned = 0.00061418 Jy ! Total flux subtracted in 200 components = 0.00061418 Jy ! Clean residual min=-0.006240 max=0.007235 Jy/beam ! Clean residual mean=0.000179 rms=0.002421 Jy/beam ! Combined flux in latest and established models = 1.10117 Jy selfcal ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 30 components and 1.10117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227166Jy sigma=0.001041 ! Fit after self-cal, rms=0.227127Jy sigma=0.001041 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 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 = 5.4525e-05 Jy ! Component: 100 - total flux cleaned = 6.58339e-05 Jy ! Component: 150 - total flux cleaned = 7.36633e-05 Jy ! Component: 200 - total flux cleaned = 7.54034e-05 Jy ! Total flux subtracted in 200 components = 7.54034e-05 Jy ! Clean residual min=-0.006209 max=0.007237 Jy/beam ! Clean residual mean=0.000176 rms=0.002420 Jy/beam ! Combined flux in latest and established models = 1.10124 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 31 components and 1.10124 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227131Jy sigma=0.001041 ! Fit after self-cal, rms=0.227107Jy sigma=0.001041 ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 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 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec ! Estimated beam: bmin=0.8504 mas, bmaj=1.898 mas, bpa=-3.897 degrees ! Estimated noise=1170.18 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8504 x 1.898 at -3.897 degrees (North through East) ! Clean map min=-0.0062228 max=0.96581 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=0.227107Jy sigma=0.001041 ! Fit after self-cal, rms=0.252773Jy sigma=0.001041 ! Inverting map and beam ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec ! Estimated beam: bmin=0.85 mas, bmaj=1.896 mas, bpa=-4.024 degrees ! Estimated noise=1170.15 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.46853e-05 Jy ! Component: 100 - total flux cleaned = 4.40621e-05 Jy ! Component: 150 - total flux cleaned = -2.0548e-05 Jy ! Component: 200 - total flux cleaned = -4.94141e-05 Jy ! Total flux subtracted in 200 components = -4.94141e-05 Jy ! Clean residual min=-0.006895 max=0.008970 Jy/beam ! Clean residual mean=0.000110 rms=0.002191 Jy/beam ! Combined flux in latest and established models = 1.10119 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 32 components and 1.10119 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252747Jy sigma=0.001040 ! Fit after self-cal, rms=0.252751Jy sigma=0.001040 ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.45529e-05 Jy ! Component: 100 - total flux cleaned = 5.54862e-05 Jy ! Component: 150 - total flux cleaned = 2.61904e-05 Jy ! Component: 200 - total flux cleaned = -9.87262e-07 Jy ! Total flux subtracted in 200 components = -9.87262e-07 Jy ! Clean residual min=-0.006900 max=0.008960 Jy/beam ! Clean residual mean=0.000110 rms=0.002189 Jy/beam ! Combined flux in latest and established models = 1.10119 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 32 components and 1.10119 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252730Jy sigma=0.001040 ! Fit after self-cal, rms=0.252737Jy sigma=0.001040 ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252737Jy sigma=0.001040 ! Fit after self-cal, rms=0.252017Jy sigma=0.001040 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 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec ! Estimated beam: bmin=0.6076 mas, bmaj=1.218 mas, bpa=-5.035 degrees ! Estimated noise=2265.25 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.709986 Jy ! Component: 100 - total flux cleaned = 0.905795 Jy ! Component: 150 - total flux cleaned = 0.989691 Jy ! Component: 200 - total flux cleaned = 1.0342 Jy ! Total flux subtracted in 200 components = 1.0342 Jy ! Clean residual min=-0.016972 max=0.026358 Jy/beam ! Clean residual mean=0.000633 rms=0.005354 Jy/beam ! Combined flux in latest and established models = 1.0342 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 1.0342 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec ! Estimated beam: bmin=0.85 mas, bmaj=1.896 mas, bpa=-4.018 degrees ! Estimated noise=1170.18 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) ! Added new window around map position (0.2, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0386499 Jy ! Component: 100 - total flux cleaned = 0.0558149 Jy ! Component: 150 - total flux cleaned = 0.0640048 Jy ! Component: 200 - total flux cleaned = 0.0682532 Jy ! Total flux subtracted in 200 components = 0.0682532 Jy ! Clean residual min=-0.006716 max=0.006130 Jy/beam ! Clean residual mean=0.000103 rms=0.001830 Jy/beam ! Combined flux in latest and established models = 1.10245 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 42 components and 1.10245 Jy ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 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 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec ! Estimated beam: bmin=2.487 mas, bmaj=7.752 mas, bpa=-5.103 degrees ! Estimated noise=1378.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173067 Jy ! Component: 100 - total flux cleaned = 0.00179263 Jy ! Component: 150 - total flux cleaned = 0.00179098 Jy ! Component: 200 - total flux cleaned = 0.00184677 Jy ! Total flux subtracted in 200 components = 0.00184677 Jy ! Clean residual min=-0.005831 max=0.005691 Jy/beam ! Clean residual mean=0.000129 rms=0.001914 Jy/beam ! Combined flux in latest and established models = 1.1043 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 = 1.43499e-06 Jy ! Component: 100 - total flux cleaned = 2.48167e-06 Jy ! Component: 150 - total flux cleaned = 3.3405e-06 Jy ! Component: 200 - total flux cleaned = 5.30226e-06 Jy ! Total flux subtracted in 200 components = 5.30226e-06 Jy ! Clean residual min=-0.005735 max=0.005604 Jy/beam ! Clean residual mean=0.000125 rms=0.001873 Jy/beam ! Combined flux in latest and established models = 1.1043 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 56 components and 1.1043 Jy ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec ! Estimated beam: bmin=0.85 mas, bmaj=1.896 mas, bpa=-4.018 degrees ! Estimated noise=1170.18 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000127817 Jy ! Component: 100 - total flux cleaned = 4.63099e-05 Jy ! Component: 150 - total flux cleaned = 0.000119835 Jy ! Component: 200 - total flux cleaned = 0.000184391 Jy ! Total flux subtracted in 200 components = 0.000184391 Jy ! Clean residual min=-0.006315 max=0.006091 Jy/beam ! Clean residual mean=0.000056 rms=0.001744 Jy/beam ! Combined flux in latest and established models = 1.10449 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 63 components and 1.10449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.251654Jy sigma=0.001035 ! Fit after self-cal, rms=0.251763Jy sigma=0.001034 wmodel J0922-3959_X_1999_03_08_pus_map.mod ! Writing 63 model components to file: J0922-3959_X_1999_03_08_pus_map.mod wobs J0922-3959_X_1999_03_08_pus_uvs.fits ! Writing UV FITS file: J0922-3959_X_1999_03_08_pus_uvs.fits wwins J0922-3959_X_1999_03_08_pus_map.win ! wwins: Wrote 2 windows to J0922-3959_X_1999_03_08_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 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000238321 Jy ! Component: 100 - total flux cleaned = 0.0011002 Jy ! Component: 150 - total flux cleaned = 0.00239821 Jy ! Component: 200 - total flux cleaned = 0.00288138 Jy ! Component: 250 - total flux cleaned = 0.00334002 Jy ! Component: 300 - total flux cleaned = 0.00377718 Jy ! Component: 350 - total flux cleaned = 0.00412464 Jy ! Component: 400 - total flux cleaned = 0.00445719 Jy ! Component: 450 - total flux cleaned = 0.00458569 Jy ! Component: 500 - total flux cleaned = 0.00489652 Jy ! Component: 550 - total flux cleaned = 0.00501788 Jy ! Component: 600 - total flux cleaned = 0.00525291 Jy ! Component: 650 - total flux cleaned = 0.00536752 Jy ! Component: 700 - total flux cleaned = 0.00553485 Jy ! Component: 750 - total flux cleaned = 0.00564438 Jy ! Component: 800 - total flux cleaned = 0.00591052 Jy ! Component: 850 - total flux cleaned = 0.0061179 Jy ! Component: 900 - total flux cleaned = 0.00642089 Jy ! Component: 950 - total flux cleaned = 0.00656904 Jy ! Component: 1000 - total flux cleaned = 0.00685898 Jy ! Total flux subtracted in 1024 components = 0.00690685 Jy ! Clean residual min=-0.002934 max=0.002870 Jy/beam ! Clean residual mean=0.000035 rms=0.000934 Jy/beam ! Combined flux in latest and established models = 1.11139 Jy keep ! Adding 58 model components to the UV plane model. ! The established model now contains 121 components and 1.11139 Jy ![Exited script file: muppet] wmap "J0922-3959_X_1999_03_08_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.85 x 1.896 at -4.018 degrees (North through East) ! Clean map min=-0.0038736 max=0.97028 Jy/beam ! Writing clean map to FITS file: J0922-3959_X_1999_03_08_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.970278 invert ! Inverting map ! Your choice of large map pixels excluded 1.45% of the data. ! The x-axis pixel size should ideally be below 0.1728 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000925948 device "J0922-3959_X_1999_03_08_pus\_map.eps/VPS" ! Attempting to open device: 'J0922-3959_X_1999_03_08_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.286294 0.286294 0.572588 1.14518 2.29035 4.5807 9.1614 18.3228 36.6456 73.2912 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0027 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.97 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.85 x 1.896 at -4.018 degrees (North through East) ! Clean map min=-0.0038736 max=0.97028 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0922-3959_X_1999_03_08_pus\_map.gif/vgif" ! Attempting to open device: 'J0922-3959_X_1999_03_08_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0922-3959_X_1999_03_08_pus_uvs.log closed on Fri Jan 4 14:06:52 2008