! Started logfile: J1924-2914_X_2011_06_28_pus_uvs.log on Sat Apr 21 13:07:54 2012 obs J1924-2914_X_2011_06_28_pus_uva.fits ! Reading UV FITS file: J1924-2914_X_2011_06_28_pus_uva.fits ! AN table 1: 72 integrations on 153 of 153 possible baselines. ! AN table 2: 103 integrations on 153 of 153 possible baselines. ! AN table 3: 7 integrations on 153 of 153 possible baselines. ! AN table 4: 20 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0277292 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1924-2914 ! ! 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 5249 lines of history. ! ! Reading 3428 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 J1924-2914_X_2011_06_28_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 1055 telescope corrections were flagged in sub-array 1. ! A total of 1706 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! A total of 306 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1055 telescope corrections were flagged in sub-array 1. ! A total of 1706 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! A total of 306 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1055 telescope corrections were flagged in sub-array 1. ! A total of 1706 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! A total of 306 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1055 telescope corrections were flagged in sub-array 1. ! A total of 1706 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! A total of 306 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=9.350120Jy sigma=0.089957 ! Fit after self-cal, rms=9.277389Jy sigma=0.090603 ! 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 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6832 mas, bmaj=1.163 mas, bpa=1.604 degrees ! Estimated noise=1976.78 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 = 6.79059 Jy ! Component: 100 - total flux cleaned = 9.38989 Jy ! Total flux subtracted in 100 components = 9.38989 Jy ! Clean residual min=-0.507336 max=1.237550 Jy/beam ! Clean residual mean=0.008225 rms=0.175006 Jy/beam ! Combined flux in latest and established models = 9.38988 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 9.38988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.821204Jy sigma=0.028975 ! Fit after self-cal, rms=2.817739Jy sigma=0.028939 ! Inverting map ! Your choice of large map pixels excluded 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.43215 Jy ! Component: 100 - total flux cleaned = 2.28166 Jy ! Total flux subtracted in 100 components = 2.28166 Jy ! Clean residual min=-0.237423 max=0.544309 Jy/beam ! Clean residual mean=0.003539 rms=0.087099 Jy/beam ! Combined flux in latest and established models = 11.6715 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 11.6715 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.587141Jy sigma=0.015502 ! Fit after self-cal, rms=1.586009Jy sigma=0.015485 ! Inverting map ! Your choice of large map pixels excluded 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Added new window around map position (1.6, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.570526 Jy ! Component: 100 - total flux cleaned = 0.94991 Jy ! Total flux subtracted in 100 components = 0.94991 Jy ! Clean residual min=-0.204355 max=0.365197 Jy/beam ! Clean residual mean=0.001562 rms=0.061799 Jy/beam ! Combined flux in latest and established models = 12.6215 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 31 components and 12.6214 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.259629Jy sigma=0.011273 ! Fit after self-cal, rms=1.250643Jy sigma=0.011197 ! Inverting map ! Your choice of large map pixels excluded 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1904 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 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.8413 mas, bmaj=1.376 mas, bpa=3.246 degrees ! Estimated noise=1467.49 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 = 0.471617 Jy ! Component: 100 - total flux cleaned = 0.732631 Jy ! Component: 150 - total flux cleaned = 0.883637 Jy ! Component: 200 - total flux cleaned = 0.972357 Jy ! Total flux subtracted in 200 components = 0.972357 Jy ! Clean residual min=-0.260702 max=0.240301 Jy/beam ! Clean residual mean=-0.002715 rms=0.074823 Jy/beam ! Combined flux in latest and established models = 13.5938 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 58 components and 13.5938 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.138790Jy sigma=0.008757 ! Fit after self-cal, rms=1.135618Jy sigma=0.008722 ! Inverting map ! Your choice of large map pixels excluded 1.31% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 FT 1.00* HH 1.00* ! HN 1.00* KK 1.04 KP 0.99 MC 1.00* ! MK 1.02 NL 1.03 NY 1.00* OV 0.96 ! PT 0.98 SC 0.92 SH 1.00* TS 1.00* ! WF 1.51 WZ 1.00* ! ! A total of 84 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.18 FT 1.00* HH 1.00* ! HN 1.00* KK 1.02 KP 1.15 MC 1.00* ! MK 0.92 NL 1.00* NY 1.00* OV 1.02 ! PT 1.00* SC 1.00* SH 1.00* TS 1.14 ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 FT 1.00* HH 1.00* ! HN 1.00* KK 1.01 KP 0.97 MC 1.00* ! MK 0.99 NL 1.07 NY 1.00* OV 0.98 ! PT 1.00 SC 0.96 SH 1.00* TS 1.00* ! WF 1.45 WZ 1.00* ! ! A total of 84 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.13 FT 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 1.13 MC 1.00* ! MK 0.89 NL 1.00* NY 1.00* OV 1.05 ! PT 1.00* SC 1.00* SH 1.00* TS 1.17 ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 FT 1.00* HH 1.00* ! HN 1.00* KK 1.07 KP 0.97 MC 1.00* ! MK 0.96 NL 1.02 NY 1.00* OV 0.97 ! PT 0.97 SC 0.95 SH 1.00* TS 1.00* ! WF 1.53 WZ 1.00* ! ! A total of 84 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.18 FT 1.00* HH 1.00* ! HN 1.00* KK 1.05 KP 1.13 MC 1.00* ! MK 0.88 NL 1.00* NY 1.00* OV 1.04 ! PT 1.00* SC 1.00* SH 1.00* TS 1.07 ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 FT 1.00* HH 1.00* ! HN 1.00* KK 1.06 KP 0.95 MC 1.00* ! MK 1.01 NL 1.03 NY 1.00* OV 1.00 ! PT 0.99 SC 0.97 SH 1.00* TS 1.00* ! WF 1.51 WZ 1.00* ! ! A total of 84 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.20 FT 1.00* HH 1.00* ! HN 1.00* KK 1.02 KP 1.11 MC 1.00* ! MK 0.93 NL 1.00* NY 1.00* OV 1.08 ! PT 1.00* SC 1.00* SH 1.00* TS 1.03 ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=1.135618Jy sigma=0.008722 ! Fit after self-cal, rms=0.608175Jy sigma=0.004752 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.7948 mas, bmaj=2.481 mas, bpa=-2.015 degrees ! Estimated noise=1629.16 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 = -0.0563194 Jy ! Component: 100 - total flux cleaned = -0.0648314 Jy ! Component: 150 - total flux cleaned = -0.0671307 Jy ! Component: 200 - total flux cleaned = -0.073078 Jy ! Total flux subtracted in 200 components = -0.073078 Jy ! Clean residual min=-0.120912 max=0.101371 Jy/beam ! Clean residual mean=-0.005458 rms=0.029681 Jy/beam ! Combined flux in latest and established models = 13.5207 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 60 components and 13.5207 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.566513Jy sigma=0.004580 ! Fit after self-cal, rms=0.565844Jy sigma=0.004577 ! Inverting map ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 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=0.565844Jy sigma=0.004577 ! Fit after self-cal, rms=0.533012Jy sigma=0.004280 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.7967 mas, bmaj=2.475 mas, bpa=-2.098 degrees ! Estimated noise=1629.48 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0297217 Jy ! Component: 100 - total flux cleaned = -0.0338637 Jy ! Component: 150 - total flux cleaned = -0.0372022 Jy ! Component: 200 - total flux cleaned = -0.0386226 Jy ! Total flux subtracted in 200 components = -0.0386226 Jy ! Clean residual min=-0.086153 max=0.081234 Jy/beam ! Clean residual mean=-0.005319 rms=0.024365 Jy/beam ! Combined flux in latest and established models = 13.4821 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 65 components and 13.4821 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.511923Jy sigma=0.004183 ! Fit after self-cal, rms=0.511058Jy sigma=0.004180 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 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 = -0.00139133 Jy ! Component: 100 - total flux cleaned = -0.00024357 Jy ! Component: 150 - total flux cleaned = -0.000241707 Jy ! Component: 200 - total flux cleaned = -0.000242232 Jy ! Total flux subtracted in 200 components = -0.000242232 Jy ! Clean residual min=-0.086165 max=0.078926 Jy/beam ! Clean residual mean=-0.005322 rms=0.024084 Jy/beam ! Combined flux in latest and established models = 13.4819 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 67 components and 13.4819 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.503908Jy sigma=0.004157 ! Fit after self-cal, rms=0.503139Jy sigma=0.004154 ! Inverting map ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 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=0.503139Jy sigma=0.004154 ! Fit after self-cal, rms=0.452007Jy sigma=0.003407 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.796 mas, bmaj=2.47 mas, bpa=-2.168 degrees ! Estimated noise=1627.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00876311 Jy ! Component: 100 - total flux cleaned = 0.00871503 Jy ! Component: 150 - total flux cleaned = 0.0086979 Jy ! Component: 200 - total flux cleaned = 0.00974363 Jy ! Total flux subtracted in 200 components = 0.00974363 Jy ! Clean residual min=-0.047625 max=0.073880 Jy/beam ! Clean residual mean=0.000427 rms=0.016631 Jy/beam ! Combined flux in latest and established models = 13.4916 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 69 components and 13.4916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.436832Jy sigma=0.003329 ! Fit after self-cal, rms=0.435556Jy sigma=0.003323 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 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 (4.4, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0664023 Jy ! Component: 100 - total flux cleaned = 0.0768675 Jy ! Component: 150 - total flux cleaned = 0.0825471 Jy ! Component: 200 - total flux cleaned = 0.0870159 Jy ! Total flux subtracted in 200 components = 0.0870159 Jy ! Clean residual min=-0.042947 max=0.056237 Jy/beam ! Clean residual mean=0.000087 rms=0.013966 Jy/beam ! Combined flux in latest and established models = 13.5786 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 78 components and 13.5786 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.419622Jy sigma=0.003195 ! Fit after self-cal, rms=0.418653Jy sigma=0.003183 ! Inverting map ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 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=0.418653Jy sigma=0.003183 ! Fit after self-cal, rms=0.408520Jy sigma=0.003124 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=2.195 mas, bmaj=4.935 mas, bpa=14.28 degrees ! Estimated noise=2151.28 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0409447 Jy ! Component: 100 - total flux cleaned = 0.0577766 Jy ! Component: 150 - total flux cleaned = 0.0632806 Jy ! Component: 200 - total flux cleaned = 0.0674486 Jy ! Total flux subtracted in 200 components = 0.0674486 Jy ! Clean residual min=-0.046733 max=0.083362 Jy/beam ! Clean residual mean=0.000754 rms=0.020474 Jy/beam ! Combined flux in latest and established models = 13.6461 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 82 components and 13.6461 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.403325Jy sigma=0.003077 ! Fit after self-cal, rms=0.402692Jy sigma=0.003071 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 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 = 0.0173197 Jy ! Component: 100 - total flux cleaned = 0.0226076 Jy ! Component: 150 - total flux cleaned = 0.0250368 Jy ! Component: 200 - total flux cleaned = 0.027151 Jy ! Total flux subtracted in 200 components = 0.027151 Jy ! Clean residual min=-0.051866 max=0.082877 Jy/beam ! Clean residual mean=0.000511 rms=0.020536 Jy/beam ! Combined flux in latest and established models = 13.6732 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 84 components and 13.6732 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.401448Jy sigma=0.003062 ! Fit after self-cal, rms=0.401181Jy sigma=0.003060 ! Inverting map ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.7942 mas, bmaj=2.466 mas, bpa=-2.201 degrees ! Estimated noise=1623.98 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7942 x 2.466 at -2.201 degrees (North through East) ! Clean map min=-0.037898 max=9.4714 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=0.401181Jy sigma=0.003060 ! Fit after self-cal, rms=0.258234Jy sigma=0.001827 ! Inverting map and beam ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.793 mas, bmaj=2.464 mas, bpa=-2.173 degrees ! Estimated noise=1622.62 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0127502 Jy ! Component: 100 - total flux cleaned = 0.0136027 Jy ! Component: 150 - total flux cleaned = 0.0143132 Jy ! Component: 200 - total flux cleaned = 0.0155615 Jy ! Total flux subtracted in 200 components = 0.0155615 Jy ! Clean residual min=-0.037805 max=0.046349 Jy/beam ! Clean residual mean=0.000360 rms=0.011091 Jy/beam ! Combined flux in latest and established models = 13.6888 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 97 components and 13.6888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250117Jy sigma=0.001765 ! Fit after self-cal, rms=0.249778Jy sigma=0.001762 ! Inverting map ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00254935 Jy ! Component: 100 - total flux cleaned = 0.002557 Jy ! Component: 150 - total flux cleaned = 0.0035416 Jy ! Component: 200 - total flux cleaned = 0.00355187 Jy ! Total flux subtracted in 200 components = 0.00355187 Jy ! Clean residual min=-0.035226 max=0.043948 Jy/beam ! Clean residual mean=0.000340 rms=0.010918 Jy/beam ! Combined flux in latest and established models = 13.6923 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 103 components and 13.6923 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246613Jy sigma=0.001739 ! Fit after self-cal, rms=0.246464Jy sigma=0.001738 ! Inverting map ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246464Jy sigma=0.001738 ! Fit after self-cal, rms=0.243412Jy sigma=0.001720 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.6503 mas, bmaj=2.118 mas, bpa=-2.448 degrees ! Estimated noise=2208.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.98454 Jy ! Component: 100 - total flux cleaned = 9.55266 Jy ! Component: 150 - total flux cleaned = 10.9512 Jy ! Component: 200 - total flux cleaned = 11.7499 Jy ! Total flux subtracted in 200 components = 11.7499 Jy ! Clean residual min=-0.174960 max=0.408385 Jy/beam ! Clean residual mean=0.001868 rms=0.071078 Jy/beam ! Combined flux in latest and established models = 11.7499 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 18 model components to the UV plane model. ! The established model now contains 18 components and 11.7499 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.7923 mas, bmaj=2.463 mas, bpa=-2.189 degrees ! Estimated noise=1620.81 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 = 0.796151 Jy ! Component: 100 - total flux cleaned = 1.2156 Jy ! Component: 150 - total flux cleaned = 1.45747 Jy ! Component: 200 - total flux cleaned = 1.60837 Jy ! Total flux subtracted in 200 components = 1.60837 Jy ! Clean residual min=-0.062993 max=0.111176 Jy/beam ! Clean residual mean=0.001545 rms=0.023019 Jy/beam ! Combined flux in latest and established models = 13.3583 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 61 components and 13.3583 Jy ! Inverting map ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Added new window around map position (-0.6, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.109858 Jy ! Component: 100 - total flux cleaned = 0.179842 Jy ! Component: 150 - total flux cleaned = 0.228564 Jy ! Component: 200 - total flux cleaned = 0.255051 Jy ! Total flux subtracted in 200 components = 0.255051 Jy ! Clean residual min=-0.040400 max=0.065749 Jy/beam ! Clean residual mean=0.000699 rms=0.013156 Jy/beam ! Combined flux in latest and established models = 13.6133 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 79 components and 13.6133 Jy ! Inverting map ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Added new window around map position (2.6, 7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0618846 Jy ! Component: 100 - total flux cleaned = 0.0937012 Jy ! Component: 150 - total flux cleaned = 0.105332 Jy ! Component: 200 - total flux cleaned = 0.110636 Jy ! Total flux subtracted in 200 components = 0.110636 Jy ! Clean residual min=-0.035947 max=0.033335 Jy/beam ! Clean residual mean=0.000285 rms=0.009726 Jy/beam ! Combined flux in latest and established models = 13.724 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 99 components and 13.7239 Jy ! Inverting map ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! Estimated beam: bmin=0.7828 mas, bmaj=2.342 mas, bpa=-1.102 degrees ! Estimated noise=2213.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121784 Jy ! Component: 100 - total flux cleaned = 0.0187453 Jy ! Component: 150 - total flux cleaned = 0.0234088 Jy ! Component: 200 - total flux cleaned = 0.0266289 Jy ! Total flux subtracted in 200 components = 0.0266289 Jy ! Clean residual min=-0.038368 max=0.034899 Jy/beam ! Clean residual mean=0.000192 rms=0.010408 Jy/beam ! Combined flux in latest and established models = 13.7506 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00300659 Jy ! Component: 100 - total flux cleaned = 0.00678411 Jy ! Component: 150 - total flux cleaned = 0.010357 Jy ! Component: 200 - total flux cleaned = 0.0136925 Jy ! Total flux subtracted in 200 components = 0.0136925 Jy ! Clean residual min=-0.036793 max=0.034350 Jy/beam ! Clean residual mean=0.000144 rms=0.009678 Jy/beam ! Combined flux in latest and established models = 13.7643 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 117 components and 13.7643 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224124Jy sigma=0.001617 ! Fit after self-cal, rms=0.223024Jy sigma=0.001594 wmodel J1924-2914_X_2011_06_28_pus_map.mod ! Writing 117 model components to file: J1924-2914_X_2011_06_28_pus_map.mod wobs J1924-2914_X_2011_06_28_pus_uvs.fits ! Writing UV FITS file: J1924-2914_X_2011_06_28_pus_uvs.fits wwins J1924-2914_X_2011_06_28_pus_map.win ! wwins: Wrote 5 windows to J1924-2914_X_2011_06_28_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00730251 Jy ! Component: 100 - total flux cleaned = -0.00913982 Jy ! Component: 150 - total flux cleaned = -0.0097281 Jy ! Component: 200 - total flux cleaned = -0.0102625 Jy ! Component: 250 - total flux cleaned = -0.0102719 Jy ! Component: 300 - total flux cleaned = -0.0102703 Jy ! Component: 350 - total flux cleaned = -0.0107332 Jy ! Component: 400 - total flux cleaned = -0.0102887 Jy ! Component: 450 - total flux cleaned = -0.0102836 Jy ! Component: 500 - total flux cleaned = -0.0106868 Jy ! Component: 550 - total flux cleaned = -0.0114782 Jy ! Component: 600 - total flux cleaned = -0.0122376 Jy ! Component: 650 - total flux cleaned = -0.0114827 Jy ! Component: 700 - total flux cleaned = -0.0111225 Jy ! Component: 750 - total flux cleaned = -0.0104208 Jy ! Component: 800 - total flux cleaned = -0.00905836 Jy ! Component: 850 - total flux cleaned = -0.00872976 Jy ! Component: 900 - total flux cleaned = -0.00872914 Jy ! Component: 950 - total flux cleaned = -0.00904848 Jy ! Component: 1000 - total flux cleaned = -0.00935677 Jy ! Component: 1050 - total flux cleaned = -0.00996572 Jy ! Component: 1100 - total flux cleaned = -0.0111406 Jy ! Component: 1150 - total flux cleaned = -0.0105634 Jy ! Component: 1200 - total flux cleaned = -0.0116896 Jy ! Component: 1250 - total flux cleaned = -0.0114101 Jy ! Component: 1300 - total flux cleaned = -0.0114082 Jy ! Component: 1350 - total flux cleaned = -0.0114111 Jy ! Component: 1400 - total flux cleaned = -0.0114121 Jy ! Component: 1450 - total flux cleaned = -0.0116613 Jy ! Component: 1500 - total flux cleaned = -0.0116561 Jy ! Component: 1550 - total flux cleaned = -0.0116487 Jy ! Component: 1600 - total flux cleaned = -0.0118846 Jy ! Component: 1650 - total flux cleaned = -0.0123552 Jy ! Component: 1700 - total flux cleaned = -0.0123572 Jy ! Component: 1750 - total flux cleaned = -0.0132703 Jy ! Component: 1800 - total flux cleaned = -0.0134891 Jy ! Component: 1850 - total flux cleaned = -0.0134881 Jy ! Component: 1900 - total flux cleaned = -0.0139163 Jy ! Component: 1950 - total flux cleaned = -0.0145512 Jy ! Component: 2000 - total flux cleaned = -0.0149629 Jy ! Total flux subtracted in 2048 components = -0.0151698 Jy ! Clean residual min=-0.010759 max=0.010405 Jy/beam ! Clean residual mean=0.000244 rms=0.003904 Jy/beam ! Combined flux in latest and established models = 13.7491 Jy keep ! Adding 143 model components to the UV plane model. ! The established model now contains 260 components and 13.7491 Jy ![Exited script file: muppet] wmap "J1924-2914_X_2011_06_28_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7828 x 2.342 at -1.102 degrees (North through East) ! Clean map min=-0.028326 max=9.3838 Jy/beam ! Writing clean map to FITS file: J1924-2914_X_2011_06_28_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 9.38379 invert ! Inverting map ! Your choice of large map pixels excluded 1.73% of the data. ! The x-axis pixel size should ideally be below 0.1904 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00386642 device "J1924-2914_X_2011_06_28_pus\_map.eps/VPS" ! Attempting to open device: 'J1924-2914_X_2011_06_28_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.12361 0.12361 0.247219 0.494439 0.988878 1.97776 3.95551 7.91102 15.822 31.6441 63.2882 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0115 print "peak=",int(1000*peak_flux)/1000 ! peak= 9.383 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7828 x 2.342 at -1.102 degrees (North through East) ! Clean map min=-0.028326 max=9.3838 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1924-2914_X_2011_06_28_pus\_map.gif/vgif" ! Attempting to open device: 'J1924-2914_X_2011_06_28_pus_map.gif/vgif' mapplot cln