! Started logfile: J0501-0159_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:16:54 2010 obs J0501-0159_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J0501-0159_X_2007_12_05_pus_uva.fits ! AN table 1: 77 integrations on 136 of 136 possible baselines. ! AN table 2: 153 integrations on 136 of 136 possible baselines. ! AN table 3: 33 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0570622 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0501-0159 ! ! 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 1501 lines of history. ! ! Reading 8164 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 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 1128 telescope corrections were flagged in sub-array 1. ! A total of 2093 telescope corrections were flagged in sub-array 2. ! A total of 411 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1128 telescope corrections were flagged in sub-array 1. ! A total of 2093 telescope corrections were flagged in sub-array 2. ! A total of 411 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1128 telescope corrections were flagged in sub-array 1. ! A total of 2093 telescope corrections were flagged in sub-array 2. ! A total of 411 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1139 telescope corrections were flagged in sub-array 1. ! A total of 2112 telescope corrections were flagged in sub-array 2. ! A total of 420 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.505667Jy sigma=0.004430 ! Fit after self-cal, rms=0.396196Jy sigma=0.003489 ! 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 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1968 milli-arcsec ! The y-axis pixel size should ideally be below 0.193 milli-arcsec ! Estimated beam: bmin=0.7765 mas, bmaj=0.979 mas, bpa=-11.36 degrees ! Estimated noise=1411.44 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 = 0.507821 Jy ! Component: 100 - total flux cleaned = 0.629429 Jy ! Total flux subtracted in 100 components = 0.629429 Jy ! Clean residual min=-0.018501 max=0.042614 Jy/beam ! Clean residual mean=-0.000261 rms=0.005671 Jy/beam ! Combined flux in latest and established models = 0.629429 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.629429 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210035Jy sigma=0.001492 ! Fit after self-cal, rms=0.209731Jy sigma=0.001492 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1968 milli-arcsec ! The y-axis pixel size should ideally be below 0.193 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.041187 Jy ! Component: 100 - total flux cleaned = 0.0568534 Jy ! Total flux subtracted in 100 components = 0.0568534 Jy ! Clean residual min=-0.016372 max=0.022260 Jy/beam ! Clean residual mean=-0.000517 rms=0.004013 Jy/beam ! Combined flux in latest and established models = 0.686283 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 14 components and 0.686283 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200794Jy sigma=0.001379 ! Fit after self-cal, rms=0.200654Jy sigma=0.001379 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1968 milli-arcsec ! The y-axis pixel size should ideally be below 0.193 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 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1968 milli-arcsec ! The y-axis pixel size should ideally be below 0.193 milli-arcsec ! Estimated beam: bmin=0.8972 mas, bmaj=1.281 mas, bpa=-8.446 degrees ! Estimated noise=916.815 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 = 0.0135276 Jy ! Component: 100 - total flux cleaned = 0.0138426 Jy ! Component: 150 - total flux cleaned = 0.0144317 Jy ! Component: 200 - total flux cleaned = 0.0149444 Jy ! Total flux subtracted in 200 components = 0.0149444 Jy ! Clean residual min=-0.019100 max=0.025355 Jy/beam ! Clean residual mean=-0.004217 rms=0.005447 Jy/beam ! Combined flux in latest and established models = 0.701227 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 15 components and 0.701227 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198784Jy sigma=0.001367 ! Fit after self-cal, rms=0.198683Jy sigma=0.001367 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1968 milli-arcsec ! The y-axis pixel size should ideally be below 0.193 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.95 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.99 ON 1.06 OV 1.00* ! PT 1.00* SV 1.08 TS 1.00* WZ 1.05 ! ZC 1.13 ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.01 HH 0.89 HN 1.09 ! KB 0.99 KP 0.98 LA 0.96 MK 1.00* ! NL 1.07 NY 1.00* ON 1.00* OV 1.00 ! PT 0.94 SV 1.00* TS 0.86 WZ 1.00* ! ZC 0.95 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.80 HN 1.00* ! KB 1.21 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.08 OV 1.00* ! PT 1.00* SV 1.02 TS 1.10 WZ 1.09 ! ZC 1.00 ! ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.93 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00 ON 1.01 OV 1.00* ! PT 1.00* SV 1.05 TS 1.00* WZ 1.06 ! ZC 1.14 ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.01 HH 0.96 HN 1.08 ! KB 0.98 KP 0.94 LA 0.93 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 0.98 ! PT 0.98 SV 1.00* TS 0.87 WZ 1.00* ! ZC 0.91 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.82 HN 1.00* ! KB 1.15 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.12 OV 1.00* ! PT 1.00* SV 0.99 TS 1.18 WZ 1.01 ! ZC 1.03 ! ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.01 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.07 ON 0.99 OV 1.00* ! PT 1.00* SV 1.03 TS 1.00* WZ 1.03 ! ZC 1.03 ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.01 HH 0.83 HN 1.05 ! KB 1.00 KP 0.99 LA 0.96 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 1.02 ! PT 1.00 SV 1.00* TS 0.92 WZ 1.00* ! ZC 0.80 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.84 HN 1.00* ! KB 1.07 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.02 OV 1.00* ! PT 1.00* SV 1.02 TS 1.20 WZ 1.04 ! ZC 0.97 ! ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.92 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.02 ON 1.04 OV 1.00* ! PT 1.00* SV 1.05 TS 1.00* WZ 1.02 ! ZC 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00 HH 1.00* HN 1.07 ! KB 1.00* KP 0.98 LA 0.95 MK 1.00* ! NL 1.07 NY 1.00* ON 1.00* OV 1.02 ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.79 HN 1.00* ! KB 1.09 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.05 OV 1.00* ! PT 1.00* SV 0.89 TS 1.22 WZ 1.02 ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.198683Jy sigma=0.001367 ! Fit after self-cal, rms=0.184934Jy sigma=0.001262 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 milli-arcsec ! Estimated beam: bmin=0.9518 mas, bmaj=1.313 mas, bpa=-12.81 degrees ! Estimated noise=930.233 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 (-4, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0186695 Jy ! Component: 100 - total flux cleaned = 0.0201837 Jy ! Component: 150 - total flux cleaned = 0.0209983 Jy ! Component: 200 - total flux cleaned = 0.0219245 Jy ! Total flux subtracted in 200 components = 0.0219245 Jy ! Clean residual min=-0.010216 max=0.008152 Jy/beam ! Clean residual mean=-0.001390 rms=0.002213 Jy/beam ! Combined flux in latest and established models = 0.723152 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 32 components and 0.723152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183030Jy sigma=0.001236 ! Fit after self-cal, rms=0.182540Jy sigma=0.001234 ! Inverting map ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 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=0.182540Jy sigma=0.001234 ! Fit after self-cal, rms=0.181173Jy sigma=0.001223 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 milli-arcsec ! Estimated beam: bmin=0.9596 mas, bmaj=1.314 mas, bpa=-12.84 degrees ! Estimated noise=928.336 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00475354 Jy ! Component: 100 - total flux cleaned = 0.00574671 Jy ! Component: 150 - total flux cleaned = 0.00653096 Jy ! Component: 200 - total flux cleaned = 0.00704829 Jy ! Total flux subtracted in 200 components = 0.00704829 Jy ! Clean residual min=-0.007803 max=0.005486 Jy/beam ! Clean residual mean=-0.000991 rms=0.001737 Jy/beam ! Combined flux in latest and established models = 0.7302 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 39 components and 0.7302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180506Jy sigma=0.001215 ! Fit after self-cal, rms=0.180447Jy sigma=0.001215 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 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 = 0.00237341 Jy ! Component: 100 - total flux cleaned = 0.00280756 Jy ! Component: 150 - total flux cleaned = 0.00307471 Jy ! Component: 200 - total flux cleaned = 0.00331777 Jy ! Total flux subtracted in 200 components = 0.00331777 Jy ! Clean residual min=-0.007001 max=0.004738 Jy/beam ! Clean residual mean=-0.001057 rms=0.001610 Jy/beam ! Combined flux in latest and established models = 0.733518 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 42 components and 0.733518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180227Jy sigma=0.001212 ! Fit after self-cal, rms=0.180238Jy sigma=0.001212 ! Inverting map ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 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=0.180238Jy sigma=0.001212 ! Fit after self-cal, rms=0.179792Jy sigma=0.001207 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 milli-arcsec ! Estimated beam: bmin=0.9667 mas, bmaj=1.315 mas, bpa=-13.12 degrees ! Estimated noise=927.286 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000402861 Jy ! Component: 100 - total flux cleaned = 0.00100885 Jy ! Component: 150 - total flux cleaned = 0.00139311 Jy ! Component: 200 - total flux cleaned = 0.00173079 Jy ! Total flux subtracted in 200 components = 0.00173079 Jy ! Clean residual min=-0.006225 max=0.004805 Jy/beam ! Clean residual mean=-0.000693 rms=0.001446 Jy/beam ! Combined flux in latest and established models = 0.735248 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 45 components and 0.735248 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179536Jy sigma=0.001204 ! Fit after self-cal, rms=0.179513Jy sigma=0.001204 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 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 = 0.00110465 Jy ! Component: 100 - total flux cleaned = 0.00129991 Jy ! Component: 150 - total flux cleaned = 0.0014768 Jy ! Component: 200 - total flux cleaned = 0.00163921 Jy ! Total flux subtracted in 200 components = 0.00163921 Jy ! Clean residual min=-0.005788 max=0.004515 Jy/beam ! Clean residual mean=-0.000725 rms=0.001388 Jy/beam ! Combined flux in latest and established models = 0.736888 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 47 components and 0.736888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179418Jy sigma=0.001203 ! Fit after self-cal, rms=0.179428Jy sigma=0.001203 ! Inverting map ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 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=0.179428Jy sigma=0.001203 ! Fit after self-cal, rms=0.179354Jy sigma=0.001202 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 milli-arcsec ! Estimated beam: bmin=2.915 mas, bmaj=4.121 mas, bpa=-5.074 degrees ! Estimated noise=973.424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170716 Jy ! Component: 100 - total flux cleaned = 0.00196719 Jy ! Component: 150 - total flux cleaned = 0.00209866 Jy ! Component: 200 - total flux cleaned = 0.00224865 Jy ! Total flux subtracted in 200 components = 0.00224865 Jy ! Clean residual min=-0.004912 max=0.003924 Jy/beam ! Clean residual mean=-0.000809 rms=0.001564 Jy/beam ! Combined flux in latest and established models = 0.739136 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 58 components and 0.739136 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179332Jy sigma=0.001202 ! Fit after self-cal, rms=0.179300Jy sigma=0.001202 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 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 = 0.000747971 Jy ! Component: 100 - total flux cleaned = 0.00082794 Jy ! Component: 150 - total flux cleaned = 0.000851008 Jy ! Component: 200 - total flux cleaned = 0.000871725 Jy ! Total flux subtracted in 200 components = 0.000871725 Jy ! Clean residual min=-0.004918 max=0.003823 Jy/beam ! Clean residual mean=-0.000834 rms=0.001546 Jy/beam ! Combined flux in latest and established models = 0.740008 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 65 components and 0.740008 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179296Jy sigma=0.001202 ! Fit after self-cal, rms=0.179295Jy sigma=0.001202 ! Inverting map ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 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 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 milli-arcsec ! Estimated beam: bmin=0.9713 mas, bmaj=1.315 mas, bpa=-13.35 degrees ! Estimated noise=926.629 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9713 x 1.315 at -13.35 degrees (North through East) ! Clean map min=-0.00492 max=0.64344 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=0.179295Jy sigma=0.001202 ! Fit after self-cal, rms=0.170645Jy sigma=0.001035 ! Inverting map and beam ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 milli-arcsec ! Estimated beam: bmin=0.9699 mas, bmaj=1.316 mas, bpa=-13.25 degrees ! Estimated noise=924.478 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00101472 Jy ! Component: 100 - total flux cleaned = -0.000938441 Jy ! Component: 150 - total flux cleaned = -0.000945352 Jy ! Component: 200 - total flux cleaned = -0.000947228 Jy ! Total flux subtracted in 200 components = -0.000947228 Jy ! Clean residual min=-0.004661 max=0.004375 Jy/beam ! Clean residual mean=-0.000358 rms=0.001249 Jy/beam ! Combined flux in latest and established models = 0.739061 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 65 components and 0.739061 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170550Jy sigma=0.001034 ! Fit after self-cal, rms=0.170572Jy sigma=0.001034 ! Inverting map ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000129019 Jy ! Component: 100 - total flux cleaned = 0.000186226 Jy ! Component: 150 - total flux cleaned = 0.000235449 Jy ! Component: 200 - total flux cleaned = 0.000282711 Jy ! Total flux subtracted in 200 components = 0.000282711 Jy ! Clean residual min=-0.004625 max=0.004325 Jy/beam ! Clean residual mean=-0.000364 rms=0.001237 Jy/beam ! Combined flux in latest and established models = 0.739344 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 70 components and 0.739344 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170533Jy sigma=0.001033 ! Fit after self-cal, rms=0.170542Jy sigma=0.001033 ! Inverting map ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170542Jy sigma=0.001033 ! Fit after self-cal, rms=0.170401Jy sigma=0.001033 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 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 milli-arcsec ! Estimated beam: bmin=0.7904 mas, bmaj=0.9477 mas, bpa=-23.95 degrees ! Estimated noise=1423.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.507881 Jy ! Component: 100 - total flux cleaned = 0.621923 Jy ! Component: 150 - total flux cleaned = 0.658162 Jy ! Component: 200 - total flux cleaned = 0.678988 Jy ! Total flux subtracted in 200 components = 0.678988 Jy ! Clean residual min=-0.007710 max=0.011485 Jy/beam ! Clean residual mean=0.000173 rms=0.002415 Jy/beam ! Combined flux in latest and established models = 0.678988 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 0.678988 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 milli-arcsec ! Estimated beam: bmin=0.9727 mas, bmaj=1.316 mas, bpa=-13.52 degrees ! Estimated noise=923.865 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 = 0.0223601 Jy ! Component: 100 - total flux cleaned = 0.0356583 Jy ! Component: 150 - total flux cleaned = 0.0442126 Jy ! Component: 200 - total flux cleaned = 0.0498657 Jy ! Total flux subtracted in 200 components = 0.0498657 Jy ! Clean residual min=-0.004459 max=0.005053 Jy/beam ! Clean residual mean=-0.000096 rms=0.001481 Jy/beam ! Combined flux in latest and established models = 0.728854 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 47 components and 0.728854 Jy ! Inverting map ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 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 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 milli-arcsec ! Estimated beam: bmin=2.914 mas, bmaj=4.118 mas, bpa=-4.978 degrees ! Estimated noise=970.225 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00486495 Jy ! Component: 100 - total flux cleaned = 0.00761158 Jy ! Component: 150 - total flux cleaned = 0.00926347 Jy ! Component: 200 - total flux cleaned = 0.01027 Jy ! Total flux subtracted in 200 components = 0.01027 Jy ! Clean residual min=-0.004291 max=0.004011 Jy/beam ! Clean residual mean=-0.000427 rms=0.001477 Jy/beam ! Combined flux in latest and established models = 0.739124 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 = 0.000614487 Jy ! Component: 100 - total flux cleaned = 0.000756078 Jy ! Component: 150 - total flux cleaned = 0.000834991 Jy ! Component: 200 - total flux cleaned = 0.000879723 Jy ! Total flux subtracted in 200 components = 0.000879723 Jy ! Clean residual min=-0.004287 max=0.003984 Jy/beam ! Clean residual mean=-0.000450 rms=0.001456 Jy/beam ! Combined flux in latest and established models = 0.740004 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 72 components and 0.740004 Jy ! Inverting map ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 milli-arcsec ! Estimated beam: bmin=0.9727 mas, bmaj=1.316 mas, bpa=-13.52 degrees ! Estimated noise=923.865 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.5022e-05 Jy ! Component: 100 - total flux cleaned = -0.000103047 Jy ! Component: 150 - total flux cleaned = -0.000104676 Jy ! Component: 200 - total flux cleaned = -7.10049e-05 Jy ! Total flux subtracted in 200 components = -7.10049e-05 Jy ! Clean residual min=-0.004098 max=0.004796 Jy/beam ! Clean residual mean=-0.000295 rms=0.001189 Jy/beam ! Combined flux in latest and established models = 0.739933 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 83 components and 0.739933 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170336Jy sigma=0.001032 ! Fit after self-cal, rms=0.170356Jy sigma=0.001032 wmodel J0501-0159_X_2007_12_05_pus_map.mod ! Writing 83 model components to file: J0501-0159_X_2007_12_05_pus_map.mod wobs J0501-0159_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J0501-0159_X_2007_12_05_pus_uvs.fits wwins J0501-0159_X_2007_12_05_pus_map.win ! wwins: Wrote 2 windows to J0501-0159_X_2007_12_05_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 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00048028 Jy ! Component: 100 - total flux cleaned = -0.00024083 Jy ! Component: 150 - total flux cleaned = -0.000776229 Jy ! Component: 200 - total flux cleaned = -0.00115384 Jy ! Component: 250 - total flux cleaned = -0.00151306 Jy ! Component: 300 - total flux cleaned = -0.0020289 Jy ! Component: 350 - total flux cleaned = -0.00230602 Jy ! Component: 400 - total flux cleaned = -0.00268305 Jy ! Component: 450 - total flux cleaned = -0.00315382 Jy ! Component: 500 - total flux cleaned = -0.00351165 Jy ! Component: 550 - total flux cleaned = -0.00386196 Jy ! Component: 600 - total flux cleaned = -0.00425382 Jy ! Component: 650 - total flux cleaned = -0.00468445 Jy ! Component: 700 - total flux cleaned = -0.00510609 Jy ! Component: 750 - total flux cleaned = -0.00533606 Jy ! Component: 800 - total flux cleaned = -0.00569759 Jy ! Component: 850 - total flux cleaned = -0.0059196 Jy ! Component: 900 - total flux cleaned = -0.00609489 Jy ! Component: 950 - total flux cleaned = -0.00639674 Jy ! Component: 1000 - total flux cleaned = -0.00656634 Jy ! Component: 1050 - total flux cleaned = -0.00681686 Jy ! Component: 1100 - total flux cleaned = -0.00694042 Jy ! Component: 1150 - total flux cleaned = -0.00710305 Jy ! Component: 1200 - total flux cleaned = -0.00726378 Jy ! Component: 1250 - total flux cleaned = -0.00742286 Jy ! Component: 1300 - total flux cleaned = -0.00757992 Jy ! Component: 1350 - total flux cleaned = -0.0077741 Jy ! Component: 1400 - total flux cleaned = -0.00792781 Jy ! Component: 1450 - total flux cleaned = -0.00815519 Jy ! Component: 1500 - total flux cleaned = -0.00830511 Jy ! Component: 1550 - total flux cleaned = -0.00849069 Jy ! Component: 1600 - total flux cleaned = -0.00867392 Jy ! Component: 1650 - total flux cleaned = -0.0088552 Jy ! Component: 1700 - total flux cleaned = -0.0090345 Jy ! Component: 1750 - total flux cleaned = -0.00917654 Jy ! Component: 1800 - total flux cleaned = -0.00938735 Jy ! Component: 1850 - total flux cleaned = -0.00952636 Jy ! Component: 1900 - total flux cleaned = -0.0095609 Jy ! Component: 1950 - total flux cleaned = -0.00976604 Jy ! Component: 2000 - total flux cleaned = -0.0099011 Jy ! Total flux subtracted in 2048 components = -0.0100015 Jy ! Clean residual min=-0.001731 max=0.001667 Jy/beam ! Clean residual mean=-0.000127 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.729932 Jy keep ! Adding 129 model components to the UV plane model. ! The established model now contains 212 components and 0.729932 Jy wmap "J0501-0159_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9727 x 1.316 at -13.52 degrees (North through East) ! Clean map min=-0.0033166 max=0.64717 Jy/beam ! Writing clean map to FITS file: J0501-0159_X_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.647167 invert ! Inverting map ! Your choice of large map pixels excluded 0.69% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! The y-axis pixel size should ideally be below 0.1931 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000612634 device "J0501-0159_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0501-0159_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.283992 0.283992 0.567984 1.13597 2.27194 4.54387 9.08774 18.1755 36.351 72.7019 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.647 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9727 x 1.316 at -13.52 degrees (North through East) ! Clean map min=-0.0033166 max=0.64717 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0501-0159_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0501-0159_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0501-0159_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:16:59 2010