! Started logfile: J1517-2422_X_1999_03_08_pus_uvs.log on Thu Jan 3 15:15:47 2008 obs J1517-2422_X_1999_03_08_pus_uva.fits ! Reading UV FITS file: J1517-2422_X_1999_03_08_pus_uva.fits ! AN table 1: 37 integrations on 190 of 190 possible baselines. ! AN table 2: 177 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0914166 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1517-2422 ! ! 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 2464 lines of history. ! ! Reading 14868 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 J1517-2422_X_1999_03_08_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 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 643 telescope corrections were flagged in sub-array 1. ! A total of 2608 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 643 telescope corrections were flagged in sub-array 1. ! A total of 2608 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 643 telescope corrections were flagged in sub-array 1. ! A total of 2607 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 643 telescope corrections were flagged in sub-array 1. ! A total of 2608 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.123071Jy sigma=0.011040 ! Fit after self-cal, rms=0.668613Jy sigma=0.006914 ! 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 0.123% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.6284 mas, bmaj=1.822 mas, bpa=-8.312 degrees ! Estimated noise=1239.52 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 = 0.903381 Jy ! Component: 100 - total flux cleaned = 1.2499 Jy ! Total flux subtracted in 100 components = 1.2499 Jy ! Clean residual min=-0.071760 max=0.224019 Jy/beam ! Clean residual mean=0.000786 rms=0.022460 Jy/beam ! Combined flux in latest and established models = 1.2499 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 1.2499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.522058Jy sigma=0.005129 ! Fit after self-cal, rms=0.521392Jy sigma=0.005125 ! Inverting map ! Your choice of large map pixels excluded 0.123% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Added new window around map position (0.8, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.220268 Jy ! Component: 100 - total flux cleaned = 0.352988 Jy ! Total flux subtracted in 100 components = 0.352988 Jy ! Clean residual min=-0.053082 max=0.113387 Jy/beam ! Clean residual mean=0.000507 rms=0.014309 Jy/beam ! Combined flux in latest and established models = 1.60289 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 26 components and 1.60289 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.397068Jy sigma=0.003273 ! Fit after self-cal, rms=0.392322Jy sigma=0.003223 ! Inverting map ! Your choice of large map pixels excluded 0.123% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0951921 Jy ! Component: 100 - total flux cleaned = 0.153204 Jy ! Total flux subtracted in 100 components = 0.153204 Jy ! Clean residual min=-0.048279 max=0.064251 Jy/beam ! Clean residual mean=0.000388 rms=0.011638 Jy/beam ! Combined flux in latest and established models = 1.7561 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 31 components and 1.7561 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.366880Jy sigma=0.002710 ! Fit after self-cal, rms=0.365925Jy sigma=0.002698 ! Inverting map ! Your choice of large map pixels excluded 0.123% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 0.123% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.7546 mas, bmaj=2.467 mas, bpa=-11.89 degrees ! Estimated noise=607.62 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 = 0.0682336 Jy ! Component: 100 - total flux cleaned = 0.105552 Jy ! Component: 150 - total flux cleaned = 0.112819 Jy ! Component: 200 - total flux cleaned = 0.115994 Jy ! Total flux subtracted in 200 components = 0.115994 Jy ! Clean residual min=-0.034317 max=0.056912 Jy/beam ! Clean residual mean=0.001076 rms=0.012093 Jy/beam ! Combined flux in latest and established models = 1.87209 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 47 components and 1.87209 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.354252Jy sigma=0.002444 ! Fit after self-cal, rms=0.353033Jy sigma=0.002429 ! Inverting map ! Your choice of large map pixels excluded 0.123% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.92 GC 1.00* GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! GN 1.00* HH 1.00* KK 1.02 MC 1.00* ! MK 0.92 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.01 GC 1.00* GG 1.00* ! HN 1.02 KP 0.96 LA 0.96 NL 0.92 ! OV 0.99 PT 0.96 SC 1.04 WF 1.10 ! GN 1.06 HH 1.00* KK 0.95 MC 1.00* ! MK 0.99 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 GC 1.00* GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! GN 1.00* HH 1.00* KK 1.02 MC 1.00* ! MK 0.93 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.01 GC 1.00* GG 1.00* ! HN 1.01 KP 0.97 LA 0.95 NL 0.95 ! OV 0.99 PT 0.95 SC 1.00 WF 1.45 ! GN 1.07 HH 1.00* KK 0.96 MC 1.00* ! MK 0.98 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.96 GC 1.00* GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! GN 1.00* HH 1.00* KK 1.01 MC 1.00* ! MK 0.92 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.01 GC 1.00* GG 1.00* ! HN 1.00 KP 0.97 LA 0.96 NL 0.92 ! OV 0.98 PT 0.96 SC 1.03 WF 1.10 ! GN 1.05 HH 1.00* KK 0.95 MC 1.00* ! MK 0.96 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.92 GC 1.00* GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! GN 1.00* HH 1.00* KK 1.01 MC 1.00* ! MK 0.91 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.01 GC 1.00* GG 1.00* ! HN 1.02 KP 0.97 LA 0.96 NL 0.95 ! OV 0.98 PT 0.95 SC 1.04 WF 1.10 ! GN 1.05 HH 1.00* KK 0.92 MC 1.00* ! MK 1.02 NY 1.00* ON 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.353033Jy sigma=0.002429 ! Fit after self-cal, rms=0.341908Jy sigma=0.002032 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.7823 mas, bmaj=2.463 mas, bpa=-11.01 degrees ! Estimated noise=615.148 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 (2, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0262544 Jy ! Component: 100 - total flux cleaned = 0.0319624 Jy ! Component: 150 - total flux cleaned = 0.0348393 Jy ! Component: 200 - total flux cleaned = 0.0354726 Jy ! Total flux subtracted in 200 components = 0.0354726 Jy ! Clean residual min=-0.021641 max=0.033715 Jy/beam ! Clean residual mean=0.001845 rms=0.006039 Jy/beam ! Combined flux in latest and established models = 1.90756 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 1.90756 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.336025Jy sigma=0.001951 ! Fit after self-cal, rms=0.335501Jy sigma=0.001943 ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Added new window around map position (6, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0308679 Jy ! Component: 100 - total flux cleaned = 0.0427942 Jy ! Component: 150 - total flux cleaned = 0.0490932 Jy ! Component: 200 - total flux cleaned = 0.0505705 Jy ! Total flux subtracted in 200 components = 0.0505705 Jy ! Clean residual min=-0.020997 max=0.023333 Jy/beam ! Clean residual mean=0.001775 rms=0.005239 Jy/beam ! Combined flux in latest and established models = 1.95813 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 77 components and 1.95813 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.331626Jy sigma=0.001888 ! Fit after self-cal, rms=0.331257Jy sigma=0.001883 ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 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=0.331257Jy sigma=0.001883 ! Fit after self-cal, rms=0.430576Jy sigma=0.001593 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.8081 mas, bmaj=2.544 mas, bpa=-9.345 degrees ! Estimated noise=631.484 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00233026 Jy ! Component: 100 - total flux cleaned = 0.00427423 Jy ! Component: 150 - total flux cleaned = 0.0063703 Jy ! Component: 200 - total flux cleaned = 0.0082536 Jy ! Total flux subtracted in 200 components = 0.0082536 Jy ! Clean residual min=-0.015133 max=0.014046 Jy/beam ! Clean residual mean=0.000578 rms=0.003039 Jy/beam ! Combined flux in latest and established models = 1.96639 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 92 components and 1.96639 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.429443Jy sigma=0.001572 ! Fit after self-cal, rms=0.429402Jy sigma=0.001572 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 = 0.00107574 Jy ! Component: 100 - total flux cleaned = 0.00206278 Jy ! Component: 150 - total flux cleaned = 0.00297211 Jy ! Component: 200 - total flux cleaned = 0.00380962 Jy ! Total flux subtracted in 200 components = 0.00380962 Jy ! Clean residual min=-0.014286 max=0.013058 Jy/beam ! Clean residual mean=0.000571 rms=0.002926 Jy/beam ! Combined flux in latest and established models = 1.9702 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 101 components and 1.9702 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.428890Jy sigma=0.001563 ! Fit after self-cal, rms=0.428818Jy sigma=0.001562 ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 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=0.428818Jy sigma=0.001562 ! Fit after self-cal, rms=0.446802Jy sigma=0.001556 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.8135 mas, bmaj=2.569 mas, bpa=-9.049 degrees ! Estimated noise=634.613 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00327192 Jy ! Component: 100 - total flux cleaned = -0.00327745 Jy ! Component: 150 - total flux cleaned = -0.0032726 Jy ! Component: 200 - total flux cleaned = -0.00269235 Jy ! Total flux subtracted in 200 components = -0.00269235 Jy ! Clean residual min=-0.013285 max=0.013085 Jy/beam ! Clean residual mean=0.000445 rms=0.002774 Jy/beam ! Combined flux in latest and established models = 1.9675 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 105 components and 1.9675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.446182Jy sigma=0.001546 ! Fit after self-cal, rms=0.446139Jy sigma=0.001546 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 (4.2, -8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118983 Jy ! Component: 100 - total flux cleaned = 0.0125914 Jy ! Component: 150 - total flux cleaned = 0.0128825 Jy ! Component: 200 - total flux cleaned = 0.0131452 Jy ! Total flux subtracted in 200 components = 0.0131452 Jy ! Clean residual min=-0.012739 max=0.010013 Jy/beam ! Clean residual mean=0.000417 rms=0.002571 Jy/beam ! Combined flux in latest and established models = 1.98065 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 123 components and 1.98065 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.445606Jy sigma=0.001533 ! Fit after self-cal, rms=0.445461Jy sigma=0.001532 ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 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=0.445461Jy sigma=0.001532 ! Fit after self-cal, rms=0.450857Jy sigma=0.001530 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=2.103 mas, bmaj=4.905 mas, bpa=0.007746 degrees ! Estimated noise=790.643 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00410903 Jy ! Component: 100 - total flux cleaned = 0.00603092 Jy ! Component: 150 - total flux cleaned = 0.00582355 Jy ! Component: 200 - total flux cleaned = 0.0056452 Jy ! Total flux subtracted in 200 components = 0.0056452 Jy ! Clean residual min=-0.010649 max=0.010509 Jy/beam ! Clean residual mean=0.000885 rms=0.002980 Jy/beam ! Combined flux in latest and established models = 1.98629 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 133 components and 1.98629 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.450603Jy sigma=0.001526 ! Fit after self-cal, rms=0.450503Jy sigma=0.001525 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 = 0.000378644 Jy ! Component: 100 - total flux cleaned = 0.000775744 Jy ! Component: 150 - total flux cleaned = 0.000954613 Jy ! Component: 200 - total flux cleaned = 0.000962694 Jy ! Total flux subtracted in 200 components = 0.000962694 Jy ! Clean residual min=-0.010427 max=0.009848 Jy/beam ! Clean residual mean=0.000879 rms=0.002870 Jy/beam ! Combined flux in latest and established models = 1.98726 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 142 components and 1.98726 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.450407Jy sigma=0.001523 ! Fit after self-cal, rms=0.450320Jy sigma=0.001522 ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.8165 mas, bmaj=2.582 mas, bpa=-8.875 degrees ! Estimated noise=635.81 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8165 x 2.582 at -8.875 degrees (North through East) ! Clean map min=-0.0099279 max=1.199 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=0.450320Jy sigma=0.001522 ! Fit after self-cal, rms=0.779128Jy sigma=0.001398 ! Inverting map and beam ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.8168 mas, bmaj=2.58 mas, bpa=-8.878 degrees ! Estimated noise=634.867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000781858 Jy ! Component: 100 - total flux cleaned = -0.00103461 Jy ! Component: 150 - total flux cleaned = -0.00102748 Jy ! Component: 200 - total flux cleaned = -0.00102461 Jy ! Total flux subtracted in 200 components = -0.00102461 Jy ! Clean residual min=-0.010207 max=0.007603 Jy/beam ! Clean residual mean=0.000387 rms=0.002198 Jy/beam ! Combined flux in latest and established models = 1.98623 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 153 components and 1.98623 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.778908Jy sigma=0.001391 ! Fit after self-cal, rms=0.778907Jy sigma=0.001391 ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000231805 Jy ! Component: 100 - total flux cleaned = -1.13424e-05 Jy ! Component: 150 - total flux cleaned = -1.26898e-05 Jy ! Component: 200 - total flux cleaned = -0.000202924 Jy ! Total flux subtracted in 200 components = -0.000202924 Jy ! Clean residual min=-0.009852 max=0.007392 Jy/beam ! Clean residual mean=0.000388 rms=0.002147 Jy/beam ! Combined flux in latest and established models = 1.98603 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 158 components and 1.98603 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.778770Jy sigma=0.001387 ! Fit after self-cal, rms=0.778753Jy sigma=0.001387 ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.778753Jy sigma=0.001387 ! Fit after self-cal, rms=0.784308Jy sigma=0.001386 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 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.6679 mas, bmaj=1.929 mas, bpa=-5.037 degrees ! Estimated noise=1335.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.938599 Jy ! Component: 100 - total flux cleaned = 1.2785 Jy ! Component: 150 - total flux cleaned = 1.45801 Jy ! Component: 200 - total flux cleaned = 1.56704 Jy ! Total flux subtracted in 200 components = 1.56704 Jy ! Clean residual min=-0.028374 max=0.068857 Jy/beam ! Clean residual mean=0.000419 rms=0.009550 Jy/beam ! Combined flux in latest and established models = 1.56704 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 31 model components to the UV plane model. ! The established model now contains 31 components and 1.56704 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.8188 mas, bmaj=2.589 mas, bpa=-8.744 degrees ! Estimated noise=635.791 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 = 0.120566 Jy ! Component: 100 - total flux cleaned = 0.193466 Jy ! Component: 150 - total flux cleaned = 0.242122 Jy ! Component: 200 - total flux cleaned = 0.278535 Jy ! Total flux subtracted in 200 components = 0.278535 Jy ! Clean residual min=-0.015910 max=0.026570 Jy/beam ! Clean residual mean=0.000885 rms=0.005571 Jy/beam ! Combined flux in latest and established models = 1.84558 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 68 components and 1.84558 Jy ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 = 0.0300647 Jy ! Component: 100 - total flux cleaned = 0.0534937 Jy ! Component: 150 - total flux cleaned = 0.0725523 Jy ! Component: 200 - total flux cleaned = 0.0881758 Jy ! Total flux subtracted in 200 components = 0.0881758 Jy ! Clean residual min=-0.011931 max=0.015289 Jy/beam ! Clean residual mean=0.000557 rms=0.003060 Jy/beam ! Combined flux in latest and established models = 1.93375 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 92 components and 1.93375 Jy ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Added new window around map position (1.8, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147742 Jy ! Component: 100 - total flux cleaned = 0.0211162 Jy ! Component: 150 - total flux cleaned = 0.0255576 Jy ! Component: 200 - total flux cleaned = 0.0299165 Jy ! Total flux subtracted in 200 components = 0.0299165 Jy ! Clean residual min=-0.010305 max=0.009883 Jy/beam ! Clean residual mean=0.000446 rms=0.002406 Jy/beam ! Combined flux in latest and established models = 1.96367 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 105 components and 1.96367 Jy ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=2.104 mas, bmaj=4.917 mas, bpa=-0.003289 degrees ! Estimated noise=788.851 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116709 Jy ! Component: 100 - total flux cleaned = 0.0184478 Jy ! Component: 150 - total flux cleaned = 0.0221182 Jy ! Component: 200 - total flux cleaned = 0.0233916 Jy ! Total flux subtracted in 200 components = 0.0233916 Jy ! Clean residual min=-0.009412 max=0.007890 Jy/beam ! Clean residual mean=0.000874 rms=0.002495 Jy/beam ! Combined flux in latest and established models = 1.98706 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 = 0.000581815 Jy ! Component: 100 - total flux cleaned = 0.000889476 Jy ! Component: 150 - total flux cleaned = 0.00117002 Jy ! Component: 200 - total flux cleaned = 0.00117167 Jy ! Total flux subtracted in 200 components = 0.00117167 Jy ! Clean residual min=-0.009050 max=0.007860 Jy/beam ! Clean residual mean=0.000869 rms=0.002468 Jy/beam ! Combined flux in latest and established models = 1.98823 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 150 components and 1.98823 Jy ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.8188 mas, bmaj=2.589 mas, bpa=-8.744 degrees ! Estimated noise=635.791 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00104732 Jy ! Component: 100 - total flux cleaned = -0.00134483 Jy ! Component: 150 - total flux cleaned = -0.000812977 Jy ! Component: 200 - total flux cleaned = -0.000562985 Jy ! Total flux subtracted in 200 components = -0.000562985 Jy ! Clean residual min=-0.008556 max=0.009188 Jy/beam ! Clean residual mean=0.000381 rms=0.002111 Jy/beam ! Combined flux in latest and established models = 1.98767 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 161 components and 1.98767 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.784157Jy sigma=0.001386 ! Fit after self-cal, rms=0.783950Jy sigma=0.001382 wmodel J1517-2422_X_1999_03_08_pus_map.mod ! Writing 161 model components to file: J1517-2422_X_1999_03_08_pus_map.mod wobs J1517-2422_X_1999_03_08_pus_uvs.fits ! Writing UV FITS file: J1517-2422_X_1999_03_08_pus_uvs.fits wwins J1517-2422_X_1999_03_08_pus_map.win ! wwins: Wrote 7 windows to J1517-2422_X_1999_03_08_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00159856 Jy ! Component: 100 - total flux cleaned = -0.00188615 Jy ! Component: 150 - total flux cleaned = -0.00174889 Jy ! Component: 200 - total flux cleaned = -0.00161865 Jy ! Component: 250 - total flux cleaned = -0.00137073 Jy ! Component: 300 - total flux cleaned = -0.00136981 Jy ! Component: 350 - total flux cleaned = -0.0013683 Jy ! Component: 400 - total flux cleaned = -0.00136773 Jy ! Component: 450 - total flux cleaned = -0.00114504 Jy ! Component: 500 - total flux cleaned = -0.000814547 Jy ! Component: 550 - total flux cleaned = -0.000169099 Jy ! Component: 600 - total flux cleaned = 0.000783278 Jy ! Component: 650 - total flux cleaned = 0.00151191 Jy ! Component: 700 - total flux cleaned = 0.00233395 Jy ! Component: 750 - total flux cleaned = 0.00283975 Jy ! Component: 800 - total flux cleaned = 0.00363982 Jy ! Component: 850 - total flux cleaned = 0.00413388 Jy ! Component: 900 - total flux cleaned = 0.00471805 Jy ! Component: 950 - total flux cleaned = 0.00529446 Jy ! Component: 1000 - total flux cleaned = 0.00586415 Jy ! Component: 1050 - total flux cleaned = 0.00652072 Jy ! Component: 1100 - total flux cleaned = 0.00698546 Jy ! Component: 1150 - total flux cleaned = 0.00762731 Jy ! Component: 1200 - total flux cleaned = 0.00844259 Jy ! Component: 1250 - total flux cleaned = 0.00897941 Jy ! Component: 1300 - total flux cleaned = 0.00942263 Jy ! Component: 1350 - total flux cleaned = 0.0102997 Jy ! Component: 1400 - total flux cleaned = 0.010647 Jy ! Component: 1450 - total flux cleaned = 0.0113355 Jy ! Component: 1500 - total flux cleaned = 0.0121019 Jy ! Component: 1550 - total flux cleaned = 0.0126067 Jy ! Component: 1600 - total flux cleaned = 0.0131083 Jy ! Component: 1650 - total flux cleaned = 0.0137704 Jy ! Component: 1700 - total flux cleaned = 0.0143434 Jy ! Component: 1750 - total flux cleaned = 0.0147498 Jy ! Component: 1800 - total flux cleaned = 0.0153142 Jy ! Component: 1850 - total flux cleaned = 0.0158728 Jy ! Component: 1900 - total flux cleaned = 0.0164267 Jy ! Component: 1950 - total flux cleaned = 0.0170538 Jy ! Component: 2000 - total flux cleaned = 0.0176741 Jy ! Total flux subtracted in 2048 components = 0.0179816 Jy ! Clean residual min=-0.003835 max=0.004420 Jy/beam ! Clean residual mean=0.000311 rms=0.001367 Jy/beam ! Combined flux in latest and established models = 2.00565 Jy keep ! Adding 115 model components to the UV plane model. ! The established model now contains 275 components and 2.00565 Jy ![Exited script file: muppet] wmap "J1517-2422_X_1999_03_08_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8188 x 2.589 at -8.744 degrees (North through East) ! Clean map min=-0.0063082 max=1.1902 Jy/beam ! Writing clean map to FITS file: J1517-2422_X_1999_03_08_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.19019 invert ! Inverting map ! Your choice of large map pixels excluded 0.13% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00136303 device "J1517-2422_X_1999_03_08_pus\_map.eps/VPS" ! Attempting to open device: 'J1517-2422_X_1999_03_08_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.343566 0.343566 0.687131 1.37426 2.74852 5.49705 10.9941 21.9882 43.9764 87.9528 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.004 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.19 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8188 x 2.589 at -8.744 degrees (North through East) ! Clean map min=-0.0063082 max=1.1902 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1517-2422_X_1999_03_08_pus\_map.gif/vgif" ! Attempting to open device: 'J1517-2422_X_1999_03_08_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1517-2422_X_1999_03_08_pus_uvs.log closed on Thu Jan 3 15:16:01 2008