! Started logfile: J0718+6651_X_2009_04_21_pus_uvs.log on Sun Jan 23 00:25:51 2011 obs J0718+6651_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J0718+6651_X_2009_04_21_pus_uva.fits ! AN table 1: 81 integrations on 120 of 120 possible baselines. ! AN table 2: 81 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.519342 visibilities/baseline/integration-bin. ! Found source: J0718+6651 ! ! 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 2445 lines of history. ! ! Reading 40384 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 = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0718+6651_X_2009_04_21_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 = 512x512 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 358 telescope corrections were flagged in sub-array 1. ! A total of 366 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 358 telescope corrections were flagged in sub-array 1. ! A total of 366 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 358 telescope corrections were flagged in sub-array 1. ! A total of 366 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 358 telescope corrections were flagged in sub-array 1. ! A total of 366 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.955076Jy sigma=0.012592 ! Fit after self-cal, rms=0.900046Jy sigma=0.011849 ! 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 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! Estimated beam: bmin=0.5205 mas, bmaj=0.6096 mas, bpa=-36.71 degrees ! Estimated noise=547.453 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 = 0.0739787 Jy ! Component: 100 - total flux cleaned = 0.0998094 Jy ! Total flux subtracted in 100 components = 0.0998094 Jy ! Clean residual min=-0.005380 max=0.014784 Jy/beam ! Clean residual mean=0.000009 rms=0.001603 Jy/beam ! Combined flux in latest and established models = 0.0998094 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0998094 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147723Jy sigma=0.001791 ! Fit after self-cal, rms=0.147411Jy sigma=0.001787 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! Added new window around map position (0.6, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0184385 Jy ! Component: 100 - total flux cleaned = 0.0298744 Jy ! Total flux subtracted in 100 components = 0.0298744 Jy ! Clean residual min=-0.004658 max=0.007484 Jy/beam ! Clean residual mean=0.000004 rms=0.001144 Jy/beam ! Combined flux in latest and established models = 0.129684 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 0.129684 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143898Jy sigma=0.001736 ! Fit after self-cal, rms=0.143681Jy sigma=0.001733 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0095442 Jy ! Component: 100 - total flux cleaned = 0.014788 Jy ! Total flux subtracted in 100 components = 0.014788 Jy ! Clean residual min=-0.004634 max=0.004206 Jy/beam ! Clean residual mean=0.000002 rms=0.001002 Jy/beam ! Combined flux in latest and established models = 0.144472 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.144472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142827Jy sigma=0.001720 ! Fit after self-cal, rms=0.142760Jy sigma=0.001719 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00514305 Jy ! Component: 100 - total flux cleaned = 0.00693409 Jy ! Total flux subtracted in 100 components = 0.00693409 Jy ! Clean residual min=-0.004482 max=0.003972 Jy/beam ! Clean residual mean=0.000001 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 0.151406 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 18 components and 0.151406 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142562Jy sigma=0.001716 ! Fit after self-cal, rms=0.142537Jy sigma=0.001715 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 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 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! Estimated beam: bmin=0.6772 mas, bmaj=0.7753 mas, bpa=-40.23 degrees ! Estimated noise=299.523 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 = 0.00334218 Jy ! Component: 100 - total flux cleaned = 0.00475656 Jy ! Component: 150 - total flux cleaned = 0.00527884 Jy ! Component: 200 - total flux cleaned = 0.00536072 Jy ! Total flux subtracted in 200 components = 0.00536072 Jy ! Clean residual min=-0.002844 max=0.002326 Jy/beam ! Clean residual mean=0.000002 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.156767 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 24 components and 0.156767 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142476Jy sigma=0.001714 ! Fit after self-cal, rms=0.142470Jy sigma=0.001714 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 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 1.19 FD 0.96 HN 1.16 KB 1.00* ! KK 1.00* KP 0.96 LA 0.95 MK 1.06 ! NL 0.99 NY 1.00* OV 1.00 PT 0.98 ! SC 1.01 TS 1.01 WZ 1.00* ZC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.02 HN 1.03 KB 1.00* ! KK 1.00* KP 0.97 LA 1.03 MK 0.93 ! NL 0.99 NY 1.00* OV 0.98 PT 0.94 ! SC 1.06 TS 0.96 WZ 1.00* ZC 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 1.11 KB 1.00* ! KK 1.00* KP 0.95 LA 0.99 MK 1.03 ! NL 1.00 NY 1.00* OV 0.98 PT 0.98 ! SC 0.98 TS 1.13 WZ 1.00* ZC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.01 HN 1.01 KB 1.00* ! KK 1.00* KP 1.00 LA 0.94 MK 0.95 ! NL 0.95 NY 1.00* OV 0.96 PT 1.00 ! SC 1.02 TS 0.98 WZ 1.00* ZC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 1.10 KB 1.00* ! KK 1.00* KP 1.02 LA 1.01 MK 1.01 ! NL 1.05 NY 1.00* OV 0.97 PT 0.97 ! SC 1.00 TS 1.04 WZ 1.00* ZC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.03 HN 1.08 KB 1.00* ! KK 1.00* KP 0.99 LA 0.95 MK 0.95 ! NL 1.05 NY 1.00* OV 1.03 PT 0.97 ! SC 1.06 TS 0.99 WZ 1.00* ZC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 1.08 KB 1.00* ! KK 1.00* KP 1.03 LA 0.94 MK 1.06 ! NL 1.07 NY 1.00* OV 1.03 PT 0.99 ! SC 0.96 TS 1.08 WZ 1.00* ZC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.99 HN 1.10 KB 1.00* ! KK 1.00* KP 0.96 LA 0.97 MK 0.89 ! NL 1.03 NY 1.00* OV 1.03 PT 0.96 ! SC 1.06 TS 1.01 WZ 1.00* ZC 0.84 ! ! ! Fit before self-cal, rms=0.142470Jy sigma=0.001714 ! Fit after self-cal, rms=0.145611Jy sigma=0.001711 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! Estimated beam: bmin=0.6852 mas, bmaj=0.7693 mas, bpa=-40.02 degrees ! Estimated noise=299.983 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 = -0.000380043 Jy ! Component: 100 - total flux cleaned = -0.000552985 Jy ! Component: 150 - total flux cleaned = -0.000684401 Jy ! Component: 200 - total flux cleaned = -0.000812482 Jy ! Total flux subtracted in 200 components = -0.000812482 Jy ! Clean residual min=-0.002130 max=0.002002 Jy/beam ! Clean residual mean=0.000001 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.155954 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 25 components and 0.155954 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145589Jy sigma=0.001711 ! Fit after self-cal, rms=0.145680Jy sigma=0.001710 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 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=0.145680Jy sigma=0.001710 ! Fit after self-cal, rms=0.146412Jy sigma=0.001710 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! Estimated beam: bmin=0.6881 mas, bmaj=0.7713 mas, bpa=-39.75 degrees ! Estimated noise=300.941 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000261091 Jy ! Component: 100 - total flux cleaned = -0.000428232 Jy ! Component: 150 - total flux cleaned = -0.000560296 Jy ! Component: 200 - total flux cleaned = -0.000604459 Jy ! Total flux subtracted in 200 components = -0.000604459 Jy ! Clean residual min=-0.002127 max=0.002058 Jy/beam ! Clean residual mean=0.000001 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.15535 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 25 components and 0.15535 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146399Jy sigma=0.001710 ! Fit after self-cal, rms=0.146409Jy sigma=0.001710 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 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 = 6.94996e-05 Jy ! Component: 100 - total flux cleaned = -2.28911e-05 Jy ! Component: 150 - total flux cleaned = -8.02308e-05 Jy ! Component: 200 - total flux cleaned = -0.000112492 Jy ! Total flux subtracted in 200 components = -0.000112492 Jy ! Clean residual min=-0.002138 max=0.002081 Jy/beam ! Clean residual mean=0.000001 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.155237 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 26 components and 0.155237 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146405Jy sigma=0.001710 ! Fit after self-cal, rms=0.146405Jy sigma=0.001710 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 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=0.146405Jy sigma=0.001710 ! Fit after self-cal, rms=0.147076Jy sigma=0.001710 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! Estimated beam: bmin=0.6919 mas, bmaj=0.7737 mas, bpa=-39.74 degrees ! Estimated noise=302.221 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000325674 Jy ! Component: 100 - total flux cleaned = -0.000325185 Jy ! Component: 150 - total flux cleaned = -0.000367565 Jy ! Component: 200 - total flux cleaned = -0.000385449 Jy ! Total flux subtracted in 200 components = -0.000385449 Jy ! Clean residual min=-0.002126 max=0.002110 Jy/beam ! Clean residual mean=0.000001 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.154852 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 27 components and 0.154852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147071Jy sigma=0.001710 ! Fit after self-cal, rms=0.147074Jy sigma=0.001710 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 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 (-3.2, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129207 Jy ! Component: 100 - total flux cleaned = 0.00129368 Jy ! Component: 150 - total flux cleaned = 0.00133111 Jy ! Component: 200 - total flux cleaned = 0.00135907 Jy ! Total flux subtracted in 200 components = 0.00135907 Jy ! Clean residual min=-0.001975 max=0.002074 Jy/beam ! Clean residual mean=0.000001 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.156211 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 39 components and 0.156211 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147048Jy sigma=0.001710 ! Fit after self-cal, rms=0.147039Jy sigma=0.001710 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 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=0.147039Jy sigma=0.001710 ! Fit after self-cal, rms=0.147180Jy sigma=0.001710 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! Estimated beam: bmin=2.28 mas, bmaj=2.781 mas, bpa=-89.82 degrees ! Estimated noise=428.162 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000343412 Jy ! Component: 100 - total flux cleaned = 0.000405581 Jy ! Component: 150 - total flux cleaned = 0.000431022 Jy ! Component: 200 - total flux cleaned = 0.000442567 Jy ! Total flux subtracted in 200 components = 0.000442567 Jy ! Clean residual min=-0.002278 max=0.002357 Jy/beam ! Clean residual mean=0.000001 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.156653 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 45 components and 0.156653 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147180Jy sigma=0.001710 ! Fit after self-cal, rms=0.147176Jy sigma=0.001710 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 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 = 5.59198e-05 Jy ! Component: 100 - total flux cleaned = 8.01472e-05 Jy ! Component: 150 - total flux cleaned = 8.006e-05 Jy ! Component: 200 - total flux cleaned = 7.08372e-05 Jy ! Total flux subtracted in 200 components = 7.08372e-05 Jy ! Clean residual min=-0.002293 max=0.002347 Jy/beam ! Clean residual mean=0.000001 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.156724 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 48 components and 0.156724 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147177Jy sigma=0.001710 ! Fit after self-cal, rms=0.147177Jy sigma=0.001710 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 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 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! Estimated beam: bmin=0.6938 mas, bmaj=0.7753 mas, bpa=-39.91 degrees ! Estimated noise=302.662 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6938 x 0.7753 at -39.91 degrees (North through East) ! Clean map min=-0.0016443 max=0.10593 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 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! Estimated beam: bmin=0.5304 mas, bmaj=0.6049 mas, bpa=-35.88 degrees ! Estimated noise=563.902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0762083 Jy ! Component: 100 - total flux cleaned = 0.108653 Jy ! Component: 150 - total flux cleaned = 0.126651 Jy ! Component: 200 - total flux cleaned = 0.137552 Jy ! Total flux subtracted in 200 components = 0.137552 Jy ! Clean residual min=-0.004714 max=0.005565 Jy/beam ! Clean residual mean=0.000003 rms=0.001062 Jy/beam ! Combined flux in latest and established models = 0.137552 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.137552 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! Estimated beam: bmin=0.6938 mas, bmaj=0.7753 mas, bpa=-39.91 degrees ! Estimated noise=302.662 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 = 0.0095136 Jy ! Component: 100 - total flux cleaned = 0.0139081 Jy ! Component: 150 - total flux cleaned = 0.01579 Jy ! Component: 200 - total flux cleaned = 0.0165396 Jy ! Total flux subtracted in 200 components = 0.0165396 Jy ! Clean residual min=-0.002304 max=0.002418 Jy/beam ! Clean residual mean=0.000001 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.154092 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 22 components and 0.154092 Jy ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! Added new window around map position (-0.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138526 Jy ! Component: 100 - total flux cleaned = 0.00181368 Jy ! Component: 150 - total flux cleaned = 0.00197419 Jy ! Component: 200 - total flux cleaned = 0.00221409 Jy ! Total flux subtracted in 200 components = 0.00221409 Jy ! Clean residual min=-0.002092 max=0.002046 Jy/beam ! Clean residual mean=0.000000 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.156306 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 35 components and 0.156306 Jy ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 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 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! Estimated beam: bmin=2.28 mas, bmaj=2.781 mas, bpa=-89.82 degrees ! Estimated noise=428.162 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105283 Jy ! Component: 100 - total flux cleaned = 0.00137359 Jy ! Component: 150 - total flux cleaned = 0.00144813 Jy ! Component: 200 - total flux cleaned = 0.00154105 Jy ! Total flux subtracted in 200 components = 0.00154105 Jy ! Clean residual min=-0.002190 max=0.002193 Jy/beam ! Clean residual mean=0.000000 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 0.157847 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.88659e-05 Jy ! Component: 100 - total flux cleaned = 5.04764e-05 Jy ! Component: 150 - total flux cleaned = 3.97741e-05 Jy ! Component: 200 - total flux cleaned = 2.98598e-05 Jy ! Total flux subtracted in 200 components = 2.98598e-05 Jy ! Clean residual min=-0.002206 max=0.002216 Jy/beam ! Clean residual mean=0.000000 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 0.157877 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 46 components and 0.157877 Jy ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! Estimated beam: bmin=0.6938 mas, bmaj=0.7753 mas, bpa=-39.91 degrees ! Estimated noise=302.662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000376054 Jy ! Component: 100 - total flux cleaned = -0.000415617 Jy ! Component: 150 - total flux cleaned = -0.000485047 Jy ! Component: 200 - total flux cleaned = -0.000486561 Jy ! Total flux subtracted in 200 components = -0.000486561 Jy ! Clean residual min=-0.001958 max=0.002008 Jy/beam ! Clean residual mean=0.000000 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.15739 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 55 components and 0.15739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147186Jy sigma=0.001710 ! Fit after self-cal, rms=0.147161Jy sigma=0.001709 wmodel J0718+6651_X_2009_04_21_pus_map.mod ! Writing 55 model components to file: J0718+6651_X_2009_04_21_pus_map.mod wobs J0718+6651_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J0718+6651_X_2009_04_21_pus_uvs.fits wwins J0718+6651_X_2009_04_21_pus_map.win ! wwins: Wrote 4 windows to J0718+6651_X_2009_04_21_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 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000171252 Jy ! Component: 100 - total flux cleaned = -0.00069346 Jy ! Component: 150 - total flux cleaned = -0.0012646 Jy ! Component: 200 - total flux cleaned = -0.00165579 Jy ! Component: 250 - total flux cleaned = -0.00210018 Jy ! Component: 300 - total flux cleaned = -0.00250197 Jy ! Component: 350 - total flux cleaned = -0.0028636 Jy ! Component: 400 - total flux cleaned = -0.00307062 Jy ! Component: 450 - total flux cleaned = -0.00333188 Jy ! Component: 500 - total flux cleaned = -0.003531 Jy ! Component: 550 - total flux cleaned = -0.00369848 Jy ! Component: 600 - total flux cleaned = -0.00383534 Jy ! Component: 650 - total flux cleaned = -0.00386228 Jy ! Component: 700 - total flux cleaned = -0.00399614 Jy ! Component: 750 - total flux cleaned = -0.00415363 Jy ! Component: 800 - total flux cleaned = -0.00425692 Jy ! Component: 850 - total flux cleaned = -0.00433315 Jy ! Component: 900 - total flux cleaned = -0.00440894 Jy ! Component: 950 - total flux cleaned = -0.00453328 Jy ! Component: 1000 - total flux cleaned = -0.00460679 Jy ! Component: 1050 - total flux cleaned = -0.0046067 Jy ! Component: 1100 - total flux cleaned = -0.00460655 Jy ! Component: 1150 - total flux cleaned = -0.00453497 Jy ! Component: 1200 - total flux cleaned = -0.00453535 Jy ! Component: 1250 - total flux cleaned = -0.004512 Jy ! Component: 1300 - total flux cleaned = -0.00448897 Jy ! Component: 1350 - total flux cleaned = -0.00444362 Jy ! Component: 1400 - total flux cleaned = -0.00451135 Jy ! Component: 1450 - total flux cleaned = -0.00446614 Jy ! Component: 1500 - total flux cleaned = -0.00446601 Jy ! Component: 1550 - total flux cleaned = -0.00444383 Jy ! Component: 1600 - total flux cleaned = -0.0044873 Jy ! Component: 1650 - total flux cleaned = -0.00444357 Jy ! Component: 1700 - total flux cleaned = -0.00429287 Jy ! Component: 1750 - total flux cleaned = -0.00422901 Jy ! Component: 1800 - total flux cleaned = -0.00422908 Jy ! Component: 1850 - total flux cleaned = -0.00427086 Jy ! Component: 1900 - total flux cleaned = -0.0041458 Jy ! Component: 1950 - total flux cleaned = -0.00414596 Jy ! Component: 2000 - total flux cleaned = -0.00412547 Jy ! Total flux subtracted in 2048 components = -0.0040844 Jy ! Clean residual min=-0.001212 max=0.001210 Jy/beam ! Clean residual mean=0.000001 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.153306 Jy keep ! Adding 167 model components to the UV plane model. ! The established model now contains 222 components and 0.153306 Jy ![Exited script file: muppet] wmap "J0718+6651_X_2009_04_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6938 x 0.7753 at -39.91 degrees (North through East) ! Clean map min=-0.0016583 max=0.1054 Jy/beam ! Writing clean map to FITS file: J0718+6651_X_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.105404 invert ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1577 milli-arcsec ! The y-axis pixel size should ideally be below 0.1666 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000351867 device "J0718+6651_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J0718+6651_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.00148 1.00148 2.00296 4.00592 8.01184 16.0237 32.0474 64.0947 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.105 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6938 x 0.7753 at -39.91 degrees (North through East) ! Clean map min=-0.0016583 max=0.1054 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0718+6651_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J0718+6651_X_2009_04_21_pus_map.gif/vgif' mapplot cln