! Started logfile: J0914+0245_X_2010_06_23_pus_uvs.log on Thu Jan 27 22:00:40 2011 obs J0914+0245_X_2010_06_23_pus_uva.fits ! Reading UV FITS file: J0914+0245_X_2010_06_23_pus_uva.fits ! AN table 1: 62 integrations on 105 of 105 possible baselines. ! AN table 2: 116 integrations on 105 of 105 possible baselines. ! AN table 3: 39 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.205223 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0914+0245 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3588 lines of history. ! ! Reading 18704 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 J0914+0245_X_2010_06_23_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 787 telescope corrections were flagged in sub-array 1. ! A total of 810 telescope corrections were flagged in sub-array 2. ! A total of 483 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 787 telescope corrections were flagged in sub-array 1. ! A total of 854 telescope corrections were flagged in sub-array 2. ! A total of 531 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 787 telescope corrections were flagged in sub-array 1. ! A total of 810 telescope corrections were flagged in sub-array 2. ! A total of 531 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 787 telescope corrections were flagged in sub-array 1. ! A total of 810 telescope corrections were flagged in sub-array 2. ! A total of 531 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.648553Jy sigma=0.006575 ! Fit after self-cal, rms=0.539978Jy sigma=0.005319 ! 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 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! Estimated beam: bmin=0.6083 mas, bmaj=1.617 mas, bpa=-2.226 degrees ! Estimated noise=731.61 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 = 0.375773 Jy ! Component: 100 - total flux cleaned = 0.505834 Jy ! Total flux subtracted in 100 components = 0.505834 Jy ! Clean residual min=-0.027478 max=0.060898 Jy/beam ! Clean residual mean=0.000050 rms=0.005395 Jy/beam ! Combined flux in latest and established models = 0.505834 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.505834 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205402Jy sigma=0.002038 ! Fit after self-cal, rms=0.204591Jy sigma=0.002036 ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0701665 Jy ! Component: 100 - total flux cleaned = 0.112987 Jy ! Total flux subtracted in 100 components = 0.112987 Jy ! Clean residual min=-0.016785 max=0.022989 Jy/beam ! Clean residual mean=0.000005 rms=0.002908 Jy/beam ! Combined flux in latest and established models = 0.618821 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.618821 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170663Jy sigma=0.001557 ! Fit after self-cal, rms=0.170120Jy sigma=0.001556 ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0288563 Jy ! Component: 100 - total flux cleaned = 0.0481121 Jy ! Total flux subtracted in 100 components = 0.0481121 Jy ! Clean residual min=-0.012228 max=0.012006 Jy/beam ! Clean residual mean=-0.000014 rms=0.002167 Jy/beam ! Combined flux in latest and established models = 0.666933 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 25 components and 0.666933 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163781Jy sigma=0.001454 ! Fit after self-cal, rms=0.163606Jy sigma=0.001454 ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1869 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 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! Estimated beam: bmin=0.7905 mas, bmaj=1.914 mas, bpa=-5.387 degrees ! Estimated noise=507.995 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 = 0.0171057 Jy ! Component: 100 - total flux cleaned = 0.0260395 Jy ! Component: 150 - total flux cleaned = 0.0298202 Jy ! Component: 200 - total flux cleaned = 0.0309163 Jy ! Total flux subtracted in 200 components = 0.0309163 Jy ! Clean residual min=-0.009315 max=0.008318 Jy/beam ! Clean residual mean=-0.000099 rms=0.002128 Jy/beam ! Combined flux in latest and established models = 0.697849 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 0.697849 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162172Jy sigma=0.001427 ! Fit after self-cal, rms=0.162082Jy sigma=0.001427 ! Inverting map ! Your choice of large map pixels excluded 1.99% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00* HN 1.00* KK 0.94 ! KP 0.95 LA 1.00* MA 1.00* MK 1.00 ! NL 1.00* NY 1.00* OV 1.01 PT 1.00* ! SC 1.00* TS 0.94 ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.98 HN 0.98 KK 1.08 ! KP 0.98 LA 0.97 MA 1.12 MK 1.02 ! NL 1.03 NY 1.09 OV 0.99 PT 0.98 ! SC 1.02 TS 1.00* ZC 1.00* ! ! A total of 102 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00* HN 1.00* KK 0.99 ! KP 0.99 LA 1.00* MA 1.00* MK 1.04 ! NL 1.00* NY 1.00* OV 1.04 PT 1.00* ! SC 1.00* TS 0.97 ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 HN 1.00 KK 1.11 ! KP 0.97 LA 1.00 MA 1.00* MK 1.01 ! NL 1.06 NY 1.05 OV 1.04 PT 0.96 ! SC 1.03 TS 1.00* ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00* HN 1.00* KK 0.95 ! KP 0.95 LA 1.00* MA 1.00* MK 1.06 ! NL 1.00* NY 1.00* OV 1.03 PT 1.00* ! SC 1.00* TS 0.95 ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 HN 1.00 KK 1.06 ! KP 0.98 LA 0.99 MA 1.07 MK 1.03 ! NL 1.01 NY 1.09 OV 1.01 PT 0.98 ! SC 0.99 TS 1.00* ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00* HN 1.00* KK 1.03 ! KP 1.01 LA 1.00* MA 1.00* MK 0.99 ! NL 1.00* NY 1.00* OV 1.01 PT 1.00* ! SC 1.00* TS 0.99 ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.00 HN 1.01 KK 1.03 ! KP 0.98 LA 0.96 MA 1.09 MK 1.01 ! NL 1.03 NY 1.02 OV 0.99 PT 0.97 ! SC 1.03 TS 1.00* ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! ! Fit before self-cal, rms=0.162082Jy sigma=0.001427 ! Fit after self-cal, rms=0.166214Jy sigma=0.001405 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! Estimated beam: bmin=0.8204 mas, bmaj=1.958 mas, bpa=-6.606 degrees ! Estimated noise=516.98 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 = -0.00387772 Jy ! Component: 100 - total flux cleaned = -0.00414197 Jy ! Component: 150 - total flux cleaned = -0.00446812 Jy ! Component: 200 - total flux cleaned = -0.0047728 Jy ! Total flux subtracted in 200 components = -0.0047728 Jy ! Clean residual min=-0.010485 max=0.007240 Jy/beam ! Clean residual mean=-0.000139 rms=0.001909 Jy/beam ! Combined flux in latest and established models = 0.693076 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 38 components and 0.693076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166036Jy sigma=0.001404 ! Fit after self-cal, rms=0.166068Jy sigma=0.001404 ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 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=0.166068Jy sigma=0.001404 ! Fit after self-cal, rms=0.165640Jy sigma=0.001379 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! Estimated beam: bmin=0.8225 mas, bmaj=1.957 mas, bpa=-6.493 degrees ! Estimated noise=518.061 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00153424 Jy ! Component: 100 - total flux cleaned = -0.00160936 Jy ! Component: 150 - total flux cleaned = -0.00154212 Jy ! Component: 200 - total flux cleaned = -0.00154237 Jy ! Total flux subtracted in 200 components = -0.00154237 Jy ! Clean residual min=-0.003918 max=0.004689 Jy/beam ! Clean residual mean=0.000005 rms=0.001035 Jy/beam ! Combined flux in latest and established models = 0.691534 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 38 components and 0.691534 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165540Jy sigma=0.001378 ! Fit after self-cal, rms=0.165518Jy sigma=0.001378 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 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 (1.2, 9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00491714 Jy ! Component: 100 - total flux cleaned = 0.00812167 Jy ! Component: 150 - total flux cleaned = 0.0106099 Jy ! Component: 200 - total flux cleaned = 0.0123008 Jy ! Total flux subtracted in 200 components = 0.0123008 Jy ! Clean residual min=-0.003692 max=0.003659 Jy/beam ! Clean residual mean=0.000009 rms=0.000893 Jy/beam ! Combined flux in latest and established models = 0.703835 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 52 components and 0.703835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165324Jy sigma=0.001375 ! Fit after self-cal, rms=0.165320Jy sigma=0.001375 ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 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=0.165320Jy sigma=0.001375 ! Fit after self-cal, rms=0.165699Jy sigma=0.001371 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! Estimated beam: bmin=0.8231 mas, bmaj=1.958 mas, bpa=-6.446 degrees ! Estimated noise=518.573 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000351699 Jy ! Component: 100 - total flux cleaned = 0.00128206 Jy ! Component: 150 - total flux cleaned = 0.00158039 Jy ! Component: 200 - total flux cleaned = 0.00180608 Jy ! Total flux subtracted in 200 components = 0.00180608 Jy ! Clean residual min=-0.003298 max=0.003470 Jy/beam ! Clean residual mean=0.000010 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.705641 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 57 components and 0.705641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165629Jy sigma=0.001370 ! Fit after self-cal, rms=0.165630Jy sigma=0.001370 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 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 = -2.70017e-05 Jy ! Component: 100 - total flux cleaned = 2.5069e-05 Jy ! Component: 150 - total flux cleaned = 7.70487e-05 Jy ! Component: 200 - total flux cleaned = 0.000176252 Jy ! Total flux subtracted in 200 components = 0.000176252 Jy ! Clean residual min=-0.003298 max=0.003370 Jy/beam ! Clean residual mean=0.000010 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 0.705817 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 57 components and 0.705817 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165583Jy sigma=0.001370 ! Fit after self-cal, rms=0.165574Jy sigma=0.001370 ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 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=0.165574Jy sigma=0.001370 ! Fit after self-cal, rms=0.165883Jy sigma=0.001370 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! Estimated beam: bmin=2.242 mas, bmaj=3.231 mas, bpa=-13.01 degrees ! Estimated noise=642.434 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000523842 Jy ! Component: 100 - total flux cleaned = 0.000945169 Jy ! Component: 150 - total flux cleaned = 0.00108215 Jy ! Component: 200 - total flux cleaned = 0.00115333 Jy ! Total flux subtracted in 200 components = 0.00115333 Jy ! Clean residual min=-0.003238 max=0.002888 Jy/beam ! Clean residual mean=0.000022 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 0.70697 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 79 components and 0.70697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165869Jy sigma=0.001370 ! Fit after self-cal, rms=0.165867Jy sigma=0.001370 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 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 = -0.000120631 Jy ! Component: 100 - total flux cleaned = -9.71377e-05 Jy ! Component: 150 - total flux cleaned = -3.29505e-05 Jy ! Component: 200 - total flux cleaned = 8.08582e-06 Jy ! Total flux subtracted in 200 components = 8.08582e-06 Jy ! Clean residual min=-0.003281 max=0.002852 Jy/beam ! Clean residual mean=0.000023 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.706978 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 81 components and 0.706978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165860Jy sigma=0.001370 ! Fit after self-cal, rms=0.165857Jy sigma=0.001370 ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 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 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! Estimated beam: bmin=0.8236 mas, bmaj=1.958 mas, bpa=-6.422 degrees ! Estimated noise=518.99 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8236 x 1.958 at -6.422 degrees (North through East) ! Clean map min=-0.0029778 max=0.52479 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=0.165857Jy sigma=0.001370 ! Fit after self-cal, rms=0.174182Jy sigma=0.001274 ! Inverting map and beam ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! Estimated beam: bmin=0.8244 mas, bmaj=1.958 mas, bpa=-6.404 degrees ! Estimated noise=518.737 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000173672 Jy ! Component: 100 - total flux cleaned = -0.000326871 Jy ! Component: 150 - total flux cleaned = -0.000375236 Jy ! Component: 200 - total flux cleaned = -0.000421669 Jy ! Total flux subtracted in 200 components = -0.000421669 Jy ! Clean residual min=-0.003268 max=0.003194 Jy/beam ! Clean residual mean=0.000007 rms=0.000751 Jy/beam ! Combined flux in latest and established models = 0.706557 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 84 components and 0.706557 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174139Jy sigma=0.001273 ! Fit after self-cal, rms=0.174133Jy sigma=0.001273 ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00012203 Jy ! Component: 100 - total flux cleaned = -0.000261123 Jy ! Component: 150 - total flux cleaned = -0.000304154 Jy ! Component: 200 - total flux cleaned = -0.000347358 Jy ! Total flux subtracted in 200 components = -0.000347358 Jy ! Clean residual min=-0.003269 max=0.003192 Jy/beam ! Clean residual mean=0.000007 rms=0.000746 Jy/beam ! Combined flux in latest and established models = 0.706209 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 86 components and 0.706209 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174098Jy sigma=0.001273 ! Fit after self-cal, rms=0.174089Jy sigma=0.001273 ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174089Jy sigma=0.001273 ! Fit after self-cal, rms=0.177193Jy sigma=0.001273 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 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! Estimated beam: bmin=0.6328 mas, bmaj=1.654 mas, bpa=-3.784 degrees ! Estimated noise=752.078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.383606 Jy ! Component: 100 - total flux cleaned = 0.51483 Jy ! Component: 150 - total flux cleaned = 0.583605 Jy ! Component: 200 - total flux cleaned = 0.624292 Jy ! Total flux subtracted in 200 components = 0.624292 Jy ! Clean residual min=-0.010808 max=0.021508 Jy/beam ! Clean residual mean=0.000029 rms=0.002310 Jy/beam ! Combined flux in latest and established models = 0.624292 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.624292 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! Estimated beam: bmin=0.8245 mas, bmaj=1.957 mas, bpa=-6.409 degrees ! Estimated noise=518.701 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 = 0.0338907 Jy ! Component: 100 - total flux cleaned = 0.0506323 Jy ! Component: 150 - total flux cleaned = 0.0594345 Jy ! Component: 200 - total flux cleaned = 0.0643936 Jy ! Total flux subtracted in 200 components = 0.0643936 Jy ! Clean residual min=-0.004367 max=0.004714 Jy/beam ! Clean residual mean=0.000009 rms=0.001014 Jy/beam ! Combined flux in latest and established models = 0.688686 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 29 components and 0.688686 Jy ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! Added new window around map position (0.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00136541 Jy ! Component: 100 - total flux cleaned = 0.00248927 Jy ! Component: 150 - total flux cleaned = 0.00367737 Jy ! Component: 200 - total flux cleaned = 0.00459824 Jy ! Total flux subtracted in 200 components = 0.00459824 Jy ! Clean residual min=-0.003504 max=0.003545 Jy/beam ! Clean residual mean=0.000008 rms=0.000897 Jy/beam ! Combined flux in latest and established models = 0.693284 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 42 components and 0.693284 Jy ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 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 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! Estimated beam: bmin=2.242 mas, bmaj=3.231 mas, bpa=-12.95 degrees ! Estimated noise=641.767 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00379825 Jy ! Component: 100 - total flux cleaned = 0.00622918 Jy ! Component: 150 - total flux cleaned = 0.00798807 Jy ! Component: 200 - total flux cleaned = 0.00927015 Jy ! Total flux subtracted in 200 components = 0.00927015 Jy ! Clean residual min=-0.003627 max=0.002656 Jy/beam ! Clean residual mean=0.000019 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 0.702554 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 = 0.000436297 Jy ! Component: 100 - total flux cleaned = 0.000737857 Jy ! Component: 150 - total flux cleaned = 0.00100453 Jy ! Component: 200 - total flux cleaned = 0.00124141 Jy ! Total flux subtracted in 200 components = 0.00124141 Jy ! Clean residual min=-0.003484 max=0.002584 Jy/beam ! Clean residual mean=0.000020 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.703795 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 78 components and 0.703796 Jy ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! Estimated beam: bmin=0.8245 mas, bmaj=1.957 mas, bpa=-6.409 degrees ! Estimated noise=518.701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.39985e-05 Jy ! Component: 100 - total flux cleaned = -0.00017476 Jy ! Component: 150 - total flux cleaned = -0.000169353 Jy ! Component: 200 - total flux cleaned = 3.61132e-05 Jy ! Total flux subtracted in 200 components = 3.61132e-05 Jy ! Clean residual min=-0.003187 max=0.003285 Jy/beam ! Clean residual mean=0.000009 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.703832 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 83 components and 0.703832 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177584Jy sigma=0.001276 ! Fit after self-cal, rms=0.177639Jy sigma=0.001275 wmodel J0914+0245_X_2010_06_23_pus_map.mod ! Writing 83 model components to file: J0914+0245_X_2010_06_23_pus_map.mod wobs J0914+0245_X_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J0914+0245_X_2010_06_23_pus_uvs.fits wwins J0914+0245_X_2010_06_23_pus_map.win ! wwins: Wrote 3 windows to J0914+0245_X_2010_06_23_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 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000232008 Jy ! Component: 100 - total flux cleaned = 0.00061557 Jy ! Component: 150 - total flux cleaned = 0.000930307 Jy ! Component: 200 - total flux cleaned = 0.001237 Jy ! Component: 250 - total flux cleaned = 0.00138692 Jy ! Component: 300 - total flux cleaned = 0.00177652 Jy ! Component: 350 - total flux cleaned = 0.00191934 Jy ! Component: 400 - total flux cleaned = 0.0021551 Jy ! Component: 450 - total flux cleaned = 0.00233947 Jy ! Component: 500 - total flux cleaned = 0.00238521 Jy ! Component: 550 - total flux cleaned = 0.00251862 Jy ! Component: 600 - total flux cleaned = 0.00265001 Jy ! Component: 650 - total flux cleaned = 0.00265016 Jy ! Component: 700 - total flux cleaned = 0.00282068 Jy ! Component: 750 - total flux cleaned = 0.00277823 Jy ! Component: 800 - total flux cleaned = 0.00277867 Jy ! Component: 850 - total flux cleaned = 0.00277927 Jy ! Component: 900 - total flux cleaned = 0.00282028 Jy ! Component: 950 - total flux cleaned = 0.00297971 Jy ! Component: 1000 - total flux cleaned = 0.00286164 Jy ! Component: 1050 - total flux cleaned = 0.00305729 Jy ! Component: 1100 - total flux cleaned = 0.0029802 Jy ! Component: 1150 - total flux cleaned = 0.00321009 Jy ! Component: 1200 - total flux cleaned = 0.00336137 Jy ! Component: 1250 - total flux cleaned = 0.00343597 Jy ! Component: 1300 - total flux cleaned = 0.00347346 Jy ! Component: 1350 - total flux cleaned = 0.00354749 Jy ! Component: 1400 - total flux cleaned = 0.00354778 Jy ! Component: 1450 - total flux cleaned = 0.0036927 Jy ! Component: 1500 - total flux cleaned = 0.0038002 Jy ! Component: 1550 - total flux cleaned = 0.0038006 Jy ! Component: 1600 - total flux cleaned = 0.00394262 Jy ! Component: 1650 - total flux cleaned = 0.00401264 Jy ! Component: 1700 - total flux cleaned = 0.0041173 Jy ! Component: 1750 - total flux cleaned = 0.00418676 Jy ! Component: 1800 - total flux cleaned = 0.00425523 Jy ! Component: 1850 - total flux cleaned = 0.0043573 Jy ! Component: 1900 - total flux cleaned = 0.00455932 Jy ! Component: 1950 - total flux cleaned = 0.00452577 Jy ! Component: 2000 - total flux cleaned = 0.00469178 Jy ! Total flux subtracted in 2048 components = 0.00469154 Jy ! Clean residual min=-0.001644 max=0.001683 Jy/beam ! Clean residual mean=0.000006 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.708523 Jy keep ! Adding 132 model components to the UV plane model. ! The established model now contains 214 components and 0.708523 Jy ![Exited script file: muppet] wmap "J0914+0245_X_2010_06_23_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8245 x 1.957 at -6.409 degrees (North through East) ! Clean map min=-0.002644 max=0.52552 Jy/beam ! Writing clean map to FITS file: J0914+0245_X_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.525516 invert ! Inverting map ! Your choice of large map pixels excluded 2.03% of the data. ! The x-axis pixel size should ideally be below 0.1869 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00059151 device "J0914+0245_X_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J0914+0245_X_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.337674 0.337674 0.675348 1.3507 2.70139 5.40278 10.8056 21.6111 43.2223 86.4445 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.525 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8245 x 1.957 at -6.409 degrees (North through East) ! Clean map min=-0.002644 max=0.52552 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0914+0245_X_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J0914+0245_X_2010_06_23_pus_map.gif/vgif' mapplot cln