! Started logfile: J0914+0245_X_2009_04_21_pus_uvs.log on Sun Jan 23 00:27:04 2011 obs J0914+0245_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J0914+0245_X_2009_04_21_pus_uva.fits ! AN table 1: 84 integrations on 120 of 120 possible baselines. ! AN table 2: 34 integrations on 120 of 120 possible baselines. ! AN table 3: 109 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.10815 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 8.40997e+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 11784 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_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 989 telescope corrections were flagged in sub-array 1. ! A total of 406 telescope corrections were flagged in sub-array 2. ! A total of 1263 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 989 telescope corrections were flagged in sub-array 1. ! A total of 406 telescope corrections were flagged in sub-array 2. ! A total of 1263 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 989 telescope corrections were flagged in sub-array 1. ! A total of 406 telescope corrections were flagged in sub-array 2. ! A total of 1263 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 989 telescope corrections were flagged in sub-array 1. ! A total of 406 telescope corrections were flagged in sub-array 2. ! A total of 1263 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.591046Jy sigma=0.004596 ! Fit after self-cal, rms=0.433763Jy sigma=0.003346 ! 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 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! Estimated beam: bmin=0.525 mas, bmaj=1.648 mas, bpa=-5.598 degrees ! Estimated noise=1089.86 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 = 0.476705 Jy ! Component: 100 - total flux cleaned = 0.607048 Jy ! Total flux subtracted in 100 components = 0.607048 Jy ! Clean residual min=-0.018827 max=0.057449 Jy/beam ! Clean residual mean=0.000689 rms=0.005884 Jy/beam ! Combined flux in latest and established models = 0.607048 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.607048 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211591Jy sigma=0.001636 ! Fit after self-cal, rms=0.211647Jy sigma=0.001636 ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0672272 Jy ! Component: 100 - total flux cleaned = 0.109655 Jy ! Total flux subtracted in 100 components = 0.109655 Jy ! Clean residual min=-0.014866 max=0.022344 Jy/beam ! Clean residual mean=0.000294 rms=0.003366 Jy/beam ! Combined flux in latest and established models = 0.716703 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.716703 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188040Jy sigma=0.001357 ! Fit after self-cal, rms=0.187961Jy sigma=0.001357 ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0275538 Jy ! Component: 100 - total flux cleaned = 0.0454435 Jy ! Total flux subtracted in 100 components = 0.0454435 Jy ! Clean residual min=-0.012927 max=0.012863 Jy/beam ! Clean residual mean=0.000131 rms=0.002705 Jy/beam ! Combined flux in latest and established models = 0.762146 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 22 components and 0.762146 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184997Jy sigma=0.001307 ! Fit after self-cal, rms=0.184973Jy sigma=0.001306 ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1934 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 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! Estimated beam: bmin=0.5994 mas, bmaj=1.806 mas, bpa=-3.986 degrees ! Estimated noise=817.31 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 = 0.0104911 Jy ! Component: 100 - total flux cleaned = 0.0141743 Jy ! Component: 150 - total flux cleaned = 0.0156714 Jy ! Component: 200 - total flux cleaned = 0.0167751 Jy ! Total flux subtracted in 200 components = 0.0167751 Jy ! Clean residual min=-0.009437 max=0.010005 Jy/beam ! Clean residual mean=0.001285 rms=0.002229 Jy/beam ! Combined flux in latest and established models = 0.778921 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 32 components and 0.778921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184550Jy sigma=0.001298 ! Fit after self-cal, rms=0.184570Jy sigma=0.001298 ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.96 HN 1.00 KB 0.96 ! KK 0.95 KP 0.95 LA 0.94 MK 0.95 ! NL 0.96 NY 0.98 OV 0.97 PT 0.95 ! SC 0.98 TS 0.97 WZ 1.06 ZC 1.04 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00* HN 1.00* KB 1.00 ! KK 0.97 KP 1.00* LA 1.00* MK 0.95 ! NL 1.00* NY 1.00* OV 0.99 PT 1.00* ! SC 1.00* TS 0.98 WZ 1.00* ZC 1.00* ! ! A total of 84 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.97 HN 1.01 KB 0.89 ! KK 1.00* KP 0.99 LA 1.00 MK 1.00* ! NL 0.98 NY 1.02 OV 1.02 PT 1.04 ! SC 0.99 TS 0.94 WZ 1.03 ZC 0.99 ! ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.95 HN 1.02 KB 0.97 ! KK 0.97 KP 0.96 LA 0.96 MK 0.94 ! NL 0.94 NY 1.08 OV 0.96 PT 0.94 ! SC 0.99 TS 0.99 WZ 1.00 ZC 1.06 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00* HN 1.00* KB 1.04 ! KK 0.98 KP 1.00* LA 1.00* MK 0.95 ! NL 1.00* NY 1.00* OV 1.00 PT 1.00* ! SC 1.00* TS 0.98 WZ 1.00* ZC 1.00* ! ! A total of 84 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 HN 1.02 KB 0.97 ! KK 1.00* KP 1.00 LA 1.01 MK 1.00* ! NL 0.97 NY 1.12 OV 1.01 PT 1.03 ! SC 1.00 TS 0.90 WZ 0.99 ZC 0.96 ! ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.05 KB 0.99 ! KK 1.02 KP 0.96 LA 0.96 MK 0.97 ! NL 0.98 NY 1.10 OV 0.99 PT 0.94 ! SC 1.02 TS 0.97 WZ 1.00 ZC 1.07 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00* HN 1.00* KB 1.03 ! KK 0.98 KP 1.00* LA 1.00* MK 0.98 ! NL 1.00* NY 1.00* OV 1.01 PT 1.00* ! SC 1.00* TS 0.97 WZ 1.00* ZC 1.00* ! ! A total of 84 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.00 HN 1.04 KB 0.94 ! KK 1.00* KP 1.03 LA 0.99 MK 1.00* ! NL 1.01 NY 1.08 OV 1.06 PT 1.05 ! SC 1.05 TS 0.91 WZ 1.02 ZC 1.02 ! ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 1.03 KB 0.98 ! KK 0.99 KP 0.96 LA 0.94 MK 0.99 ! NL 1.01 NY 1.08 OV 0.98 PT 0.94 ! SC 1.06 TS 0.97 WZ 1.03 ZC 1.09 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00* HN 1.00* KB 1.04 ! KK 1.02 KP 1.00* LA 1.00* MK 1.03 ! NL 1.00* NY 1.00* OV 1.02 PT 1.00* ! SC 1.00* TS 0.96 WZ 1.00* ZC 1.00* ! ! A total of 84 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.03 HN 1.03 KB 0.94 ! KK 1.00* KP 1.02 LA 1.00 MK 1.00* ! NL 1.01 NY 1.06 OV 1.05 PT 1.06 ! SC 1.04 TS 0.90 WZ 1.03 ZC 0.98 ! ! ! Fit before self-cal, rms=0.184570Jy sigma=0.001298 ! Fit after self-cal, rms=0.185801Jy sigma=0.001254 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! Estimated beam: bmin=0.616 mas, bmaj=1.854 mas, bpa=-4.172 degrees ! Estimated noise=839.768 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 = -0.00318853 Jy ! Component: 100 - total flux cleaned = -0.00368142 Jy ! Component: 150 - total flux cleaned = -0.00379872 Jy ! Component: 200 - total flux cleaned = -0.00385312 Jy ! Total flux subtracted in 200 components = -0.00385312 Jy ! Clean residual min=-0.004994 max=0.005929 Jy/beam ! Clean residual mean=0.000104 rms=0.001312 Jy/beam ! Combined flux in latest and established models = 0.775068 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 38 components and 0.775068 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185674Jy sigma=0.001254 ! Fit after self-cal, rms=0.185709Jy sigma=0.001254 ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 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=0.185709Jy sigma=0.001254 ! Fit after self-cal, rms=0.184435Jy sigma=0.001228 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! Estimated beam: bmin=0.6168 mas, bmaj=1.858 mas, bpa=-4.205 degrees ! Estimated noise=839.054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00269089 Jy ! Component: 100 - total flux cleaned = -0.0035396 Jy ! Component: 150 - total flux cleaned = -0.00370098 Jy ! Component: 200 - total flux cleaned = -0.00385164 Jy ! Total flux subtracted in 200 components = -0.00385164 Jy ! Clean residual min=-0.004025 max=0.006391 Jy/beam ! Clean residual mean=0.000158 rms=0.001162 Jy/beam ! Combined flux in latest and established models = 0.771217 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 42 components and 0.771217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184333Jy sigma=0.001228 ! Fit after self-cal, rms=0.184339Jy sigma=0.001228 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 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 (16.4, -12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00556926 Jy ! Component: 100 - total flux cleaned = 0.00834779 Jy ! Component: 150 - total flux cleaned = 0.00911271 Jy ! Component: 200 - total flux cleaned = 0.00970737 Jy ! Total flux subtracted in 200 components = 0.00970737 Jy ! Clean residual min=-0.004324 max=0.004159 Jy/beam ! Clean residual mean=-0.000119 rms=0.001030 Jy/beam ! Combined flux in latest and established models = 0.780924 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 0.780924 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184087Jy sigma=0.001226 ! Fit after self-cal, rms=0.184077Jy sigma=0.001226 ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 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=0.184077Jy sigma=0.001226 ! Fit after self-cal, rms=0.183552Jy sigma=0.001220 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! Estimated beam: bmin=0.6175 mas, bmaj=1.86 mas, bpa=-4.223 degrees ! Estimated noise=837.995 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000968725 Jy ! Component: 100 - total flux cleaned = -0.000883837 Jy ! Component: 150 - total flux cleaned = -0.00102087 Jy ! Component: 200 - total flux cleaned = -0.00114421 Jy ! Total flux subtracted in 200 components = -0.00114421 Jy ! Clean residual min=-0.003853 max=0.003981 Jy/beam ! Clean residual mean=-0.000031 rms=0.000974 Jy/beam ! Combined flux in latest and established models = 0.77978 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 63 components and 0.77978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183431Jy sigma=0.001220 ! Fit after self-cal, rms=0.183429Jy sigma=0.001220 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 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 = -0.000129822 Jy ! Component: 100 - total flux cleaned = -0.000129246 Jy ! Component: 150 - total flux cleaned = -0.000182895 Jy ! Component: 200 - total flux cleaned = -0.000233964 Jy ! Total flux subtracted in 200 components = -0.000233964 Jy ! Clean residual min=-0.003785 max=0.003981 Jy/beam ! Clean residual mean=-0.000019 rms=0.000963 Jy/beam ! Combined flux in latest and established models = 0.779546 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 68 components and 0.779546 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183383Jy sigma=0.001220 ! Fit after self-cal, rms=0.183382Jy sigma=0.001220 ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 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=0.183382Jy sigma=0.001220 ! Fit after self-cal, rms=0.183105Jy sigma=0.001220 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! Estimated beam: bmin=2.379 mas, bmaj=3.234 mas, bpa=-6.044 degrees ! Estimated noise=1135.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00308939 Jy ! Component: 100 - total flux cleaned = -0.00291601 Jy ! Component: 150 - total flux cleaned = -0.00280566 Jy ! Component: 200 - total flux cleaned = -0.00267801 Jy ! Total flux subtracted in 200 components = -0.00267801 Jy ! Clean residual min=-0.003953 max=0.004248 Jy/beam ! Clean residual mean=0.000130 rms=0.001260 Jy/beam ! Combined flux in latest and established models = 0.776868 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 76 components and 0.776868 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183052Jy sigma=0.001220 ! Fit after self-cal, rms=0.183060Jy sigma=0.001220 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 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 = 0.000119912 Jy ! Component: 100 - total flux cleaned = 0.000171385 Jy ! Component: 150 - total flux cleaned = 0.000195684 Jy ! Component: 200 - total flux cleaned = 0.000239175 Jy ! Total flux subtracted in 200 components = 0.000239175 Jy ! Clean residual min=-0.003968 max=0.004209 Jy/beam ! Clean residual mean=0.000116 rms=0.001245 Jy/beam ! Combined flux in latest and established models = 0.777107 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 77 components and 0.777107 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183068Jy sigma=0.001220 ! Fit after self-cal, rms=0.183069Jy sigma=0.001220 ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 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 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! Estimated beam: bmin=0.6181 mas, bmaj=1.861 mas, bpa=-4.234 degrees ! Estimated noise=836.811 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6181 x 1.861 at -4.234 degrees (North through East) ! Clean map min=-0.0031399 max=0.63438 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=0.183069Jy sigma=0.001220 ! Fit after self-cal, rms=0.955707Jy sigma=0.001085 ! Inverting map and beam ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! Estimated beam: bmin=0.6179 mas, bmaj=1.863 mas, bpa=-4.285 degrees ! Estimated noise=836.944 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00146638 Jy ! Component: 100 - total flux cleaned = -0.00195001 Jy ! Component: 150 - total flux cleaned = -0.00205289 Jy ! Component: 200 - total flux cleaned = -0.00205125 Jy ! Total flux subtracted in 200 components = -0.00205125 Jy ! Clean residual min=-0.003648 max=0.004007 Jy/beam ! Clean residual mean=0.000085 rms=0.000936 Jy/beam ! Combined flux in latest and established models = 0.775056 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 84 components and 0.775056 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.955694Jy sigma=0.001085 ! Fit after self-cal, rms=0.955740Jy sigma=0.001085 ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! Added new window around map position (25, -13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00322234 Jy ! Component: 100 - total flux cleaned = 0.00356732 Jy ! Component: 150 - total flux cleaned = 0.00357399 Jy ! Component: 200 - total flux cleaned = 0.00339238 Jy ! Total flux subtracted in 200 components = 0.00339238 Jy ! Clean residual min=-0.003612 max=0.003660 Jy/beam ! Clean residual mean=0.000002 rms=0.000903 Jy/beam ! Combined flux in latest and established models = 0.778448 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 97 components and 0.778448 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.955708Jy sigma=0.001084 ! Fit after self-cal, rms=0.955694Jy sigma=0.001084 ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.955694Jy sigma=0.001084 ! Fit after self-cal, rms=1.402120Jy sigma=0.001084 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 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! Estimated beam: bmin=0.546 mas, bmaj=1.679 mas, bpa=-4.93 degrees ! Estimated noise=1078.58 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.479097 Jy ! Component: 100 - total flux cleaned = 0.603853 Jy ! Component: 150 - total flux cleaned = 0.664813 Jy ! Component: 200 - total flux cleaned = 0.701858 Jy ! Total flux subtracted in 200 components = 0.701858 Jy ! Clean residual min=-0.008827 max=0.019435 Jy/beam ! Clean residual mean=0.000268 rms=0.002326 Jy/beam ! Combined flux in latest and established models = 0.701858 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.701858 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! Estimated beam: bmin=0.6179 mas, bmaj=1.863 mas, bpa=-4.283 degrees ! Estimated noise=837.559 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 = 0.0308468 Jy ! Component: 100 - total flux cleaned = 0.0470186 Jy ! Component: 150 - total flux cleaned = 0.0564068 Jy ! Component: 200 - total flux cleaned = 0.0629638 Jy ! Total flux subtracted in 200 components = 0.0629638 Jy ! Clean residual min=-0.003873 max=0.005075 Jy/beam ! Clean residual mean=0.000429 rms=0.001111 Jy/beam ! Combined flux in latest and established models = 0.764822 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 27 components and 0.764821 Jy ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! Added new window around map position (0, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00543188 Jy ! Component: 100 - total flux cleaned = 0.00963608 Jy ! Component: 150 - total flux cleaned = 0.0120249 Jy ! Component: 200 - total flux cleaned = 0.0127726 Jy ! Total flux subtracted in 200 components = 0.0127726 Jy ! Clean residual min=-0.003855 max=0.003802 Jy/beam ! Clean residual mean=0.000025 rms=0.000984 Jy/beam ! Combined flux in latest and established models = 0.777594 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 43 components and 0.777594 Jy ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 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 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! Estimated beam: bmin=2.378 mas, bmaj=3.236 mas, bpa=-6.042 degrees ! Estimated noise=1137.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00191323 Jy ! Component: 100 - total flux cleaned = 0.00249731 Jy ! Component: 150 - total flux cleaned = 0.00281979 Jy ! Component: 200 - total flux cleaned = 0.00308683 Jy ! Total flux subtracted in 200 components = 0.00308683 Jy ! Clean residual min=-0.003945 max=0.003892 Jy/beam ! Clean residual mean=-0.000139 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 0.780681 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 = 0.000188117 Jy ! Component: 100 - total flux cleaned = 0.000351524 Jy ! Component: 150 - total flux cleaned = 0.000410778 Jy ! Component: 200 - total flux cleaned = 0.000437035 Jy ! Total flux subtracted in 200 components = 0.000437035 Jy ! Clean residual min=-0.003939 max=0.003867 Jy/beam ! Clean residual mean=-0.000176 rms=0.001141 Jy/beam ! Combined flux in latest and established models = 0.781118 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 62 components and 0.781118 Jy ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! Estimated beam: bmin=0.6179 mas, bmaj=1.863 mas, bpa=-4.283 degrees ! Estimated noise=837.559 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000191059 Jy ! Component: 100 - total flux cleaned = -0.000193668 Jy ! Component: 150 - total flux cleaned = -0.000298418 Jy ! Component: 200 - total flux cleaned = -0.000300122 Jy ! Total flux subtracted in 200 components = -0.000300122 Jy ! Clean residual min=-0.003794 max=0.003500 Jy/beam ! Clean residual mean=-0.000059 rms=0.000932 Jy/beam ! Combined flux in latest and established models = 0.780818 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 73 components and 0.780818 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.402148Jy sigma=0.001085 ! Fit after self-cal, rms=1.402117Jy sigma=0.001085 wmodel J0914+0245_X_2009_04_21_pus_map.mod ! Writing 73 model components to file: J0914+0245_X_2009_04_21_pus_map.mod wobs J0914+0245_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J0914+0245_X_2009_04_21_pus_uvs.fits wwins J0914+0245_X_2009_04_21_pus_map.win ! wwins: Wrote 4 windows to J0914+0245_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 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00109294 Jy ! Component: 100 - total flux cleaned = -0.0013448 Jy ! Component: 150 - total flux cleaned = -0.00134538 Jy ! Component: 200 - total flux cleaned = -0.00134569 Jy ! Component: 250 - total flux cleaned = -0.00134547 Jy ! Component: 300 - total flux cleaned = -0.00139951 Jy ! Component: 350 - total flux cleaned = -0.0013466 Jy ! Component: 400 - total flux cleaned = -0.0014518 Jy ! Component: 450 - total flux cleaned = -0.00140029 Jy ! Component: 500 - total flux cleaned = -0.00140049 Jy ! Component: 550 - total flux cleaned = -0.00140038 Jy ! Component: 600 - total flux cleaned = -0.00139998 Jy ! Component: 650 - total flux cleaned = -0.00135141 Jy ! Component: 700 - total flux cleaned = -0.00139882 Jy ! Component: 750 - total flux cleaned = -0.00135158 Jy ! Component: 800 - total flux cleaned = -0.00135169 Jy ! Component: 850 - total flux cleaned = -0.00139753 Jy ! Component: 900 - total flux cleaned = -0.00144265 Jy ! Component: 950 - total flux cleaned = -0.0014425 Jy ! Component: 1000 - total flux cleaned = -0.00148694 Jy ! Component: 1050 - total flux cleaned = -0.00153066 Jy ! Component: 1100 - total flux cleaned = -0.00148718 Jy ! Component: 1150 - total flux cleaned = -0.00148766 Jy ! Component: 1200 - total flux cleaned = -0.00153035 Jy ! Component: 1250 - total flux cleaned = -0.00153025 Jy ! Component: 1300 - total flux cleaned = -0.00148874 Jy ! Component: 1350 - total flux cleaned = -0.00153013 Jy ! Component: 1400 - total flux cleaned = -0.00153025 Jy ! Component: 1450 - total flux cleaned = -0.00148991 Jy ! Component: 1500 - total flux cleaned = -0.00157058 Jy ! Component: 1550 - total flux cleaned = -0.00153055 Jy ! Component: 1600 - total flux cleaned = -0.00153073 Jy ! Component: 1650 - total flux cleaned = -0.00153077 Jy ! Component: 1700 - total flux cleaned = -0.00153101 Jy ! Component: 1750 - total flux cleaned = -0.00153121 Jy ! Component: 1800 - total flux cleaned = -0.0015695 Jy ! Component: 1850 - total flux cleaned = -0.00153143 Jy ! Component: 1900 - total flux cleaned = -0.00153153 Jy ! Component: 1950 - total flux cleaned = -0.00153163 Jy ! Component: 2000 - total flux cleaned = -0.00153166 Jy ! Total flux subtracted in 2048 components = -0.0014948 Jy ! Clean residual min=-0.002182 max=0.002191 Jy/beam ! Clean residual mean=-0.000013 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.779323 Jy keep ! Adding 164 model components to the UV plane model. ! The established model now contains 236 components and 0.779323 Jy ![Exited script file: muppet] wmap "J0914+0245_X_2009_04_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6179 x 1.863 at -4.283 degrees (North through East) ! Clean map min=-0.0029083 max=0.63622 Jy/beam ! Writing clean map to FITS file: J0914+0245_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 0.636219 invert ! Inverting map ! Your choice of large map pixels excluded 0.265% of the data. ! The x-axis pixel size should ideally be below 0.1934 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00067314 device "J0914+0245_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J0914+0245_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.317409 0.317409 0.634819 1.26964 2.53928 5.07855 10.1571 20.3142 40.6284 81.2568 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.636 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6179 x 1.863 at -4.283 degrees (North through East) ! Clean map min=-0.0029083 max=0.63622 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0914+0245_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J0914+0245_X_2009_04_21_pus_map.gif/vgif' mapplot cln