! Started logfile: J1445+0958_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:50:11 2010 obs J1445+0958_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1445+0958_X_2008_04_02_pus_uva.fits ! AN table 1: 122 integrations on 120 of 120 possible baselines. ! AN table 2: 243 integrations on 120 of 120 possible baselines. ! AN table 3: 128 integrations on 120 of 120 possible baselines. ! AN table 4: 121 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.193024 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1445+0958 ! ! 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 2284 lines of history. ! ! Reading 56888 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 1107 telescope corrections were flagged in sub-array 1. ! A total of 3150 telescope corrections were flagged in sub-array 2. ! A total of 453 telescope corrections were flagged in sub-array 3. ! A total of 1350 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1229 telescope corrections were flagged in sub-array 1. ! A total of 3431 telescope corrections were flagged in sub-array 2. ! A total of 574 telescope corrections were flagged in sub-array 3. ! A total of 1497 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1107 telescope corrections were flagged in sub-array 1. ! A total of 3150 telescope corrections were flagged in sub-array 2. ! A total of 453 telescope corrections were flagged in sub-array 3. ! A total of 1401 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1107 telescope corrections were flagged in sub-array 1. ! A total of 3189 telescope corrections were flagged in sub-array 2. ! A total of 505 telescope corrections were flagged in sub-array 3. ! A total of 1369 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.936405Jy sigma=0.005300 ! Fit after self-cal, rms=0.815469Jy sigma=0.004791 ! 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 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! Estimated beam: bmin=0.4917 mas, bmaj=0.7774 mas, bpa=-5.021 degrees ! Estimated noise=1134.82 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 = 0.175949 Jy ! Component: 100 - total flux cleaned = 0.234554 Jy ! Total flux subtracted in 100 components = 0.234554 Jy ! Clean residual min=-0.013889 max=0.027856 Jy/beam ! Clean residual mean=0.000027 rms=0.003949 Jy/beam ! Combined flux in latest and established models = 0.234554 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.234554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313313Jy sigma=0.001354 ! Fit after self-cal, rms=0.312772Jy sigma=0.001352 ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0339214 Jy ! Component: 100 - total flux cleaned = 0.0522001 Jy ! Total flux subtracted in 100 components = 0.0522001 Jy ! Clean residual min=-0.011786 max=0.025255 Jy/beam ! Clean residual mean=0.000017 rms=0.003264 Jy/beam ! Combined flux in latest and established models = 0.286754 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 0.286754 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.308103Jy sigma=0.001309 ! Fit after self-cal, rms=0.307644Jy sigma=0.001307 ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! Added new window around map position (-2.2, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0256531 Jy ! Component: 100 - total flux cleaned = 0.0420499 Jy ! Total flux subtracted in 100 components = 0.0420499 Jy ! Clean residual min=-0.010534 max=0.014065 Jy/beam ! Clean residual mean=0.000013 rms=0.002637 Jy/beam ! Combined flux in latest and established models = 0.328804 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.328804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.305344Jy sigma=0.001273 ! Fit after self-cal, rms=0.305051Jy sigma=0.001271 ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 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 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! Estimated beam: bmin=0.5818 mas, bmaj=0.9317 mas, bpa=-7.449 degrees ! Estimated noise=572.939 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 = 0.0250042 Jy ! Component: 100 - total flux cleaned = 0.0414277 Jy ! Component: 150 - total flux cleaned = 0.0530825 Jy ! Component: 200 - total flux cleaned = 0.0613822 Jy ! Total flux subtracted in 200 components = 0.0613822 Jy ! Clean residual min=-0.009247 max=0.014232 Jy/beam ! Clean residual mean=0.000018 rms=0.003028 Jy/beam ! Combined flux in latest and established models = 0.390186 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 27 components and 0.390186 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.303358Jy sigma=0.001248 ! Fit after self-cal, rms=0.302996Jy sigma=0.001247 ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00 HN 0.92 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.95 ON 0.91 OV 1.00* ! PT 1.00* SC 1.08 WZ 0.89 ZC 1.10 ! ! A total of 156 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.96 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.86 ON 0.97 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.98 ZC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.93 HH 0.79 HN 1.13 ! KK 1.00* KP 1.03 LA 0.96 MK 1.00* ! NL 1.04 NY 1.04 ON 0.95 OV 1.00* ! PT 0.92 SC 0.97 WZ 0.98 ZC 1.13 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 0.81 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.80 ON 0.94 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.92 ZC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.88 HN 0.88 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.90 ON 0.87 OV 1.00* ! PT 1.00* SC 1.07 WZ 1.03 ZC 1.00* ! ! A total of 129 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.78 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.76 ON 0.91 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.24 ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.93 HH 0.82 HN 1.14 ! KK 1.00* KP 0.95 LA 0.96 MK 1.00* ! NL 0.99 NY 0.95 ON 0.97 OV 1.00* ! PT 0.93 SC 1.00 WZ 1.03 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 0.72 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.88 ON 0.99 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.03 ZC 1.60 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.98 HN 0.94 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.96 ON 0.88 OV 1.00* ! PT 1.00* SC 1.06 WZ 0.94 ZC 1.01 ! ! A total of 156 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.92 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.79 ON 0.93 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.12 ZC 1.04 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.96 HH 0.83 HN 1.16 ! KK 1.00* KP 1.03 LA 1.00 MK 1.00* ! NL 1.02 NY 1.01 ON 0.89 OV 1.00* ! PT 0.93 SC 1.01 WZ 0.99 ZC 1.18 ! ! A total of 60 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 0.83 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.91 ON 0.96 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.01 ZC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.88 HN 1.02 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.85 ON 0.95 OV 1.00* ! PT 1.00* SC 1.06 WZ 0.99 ZC 1.03 ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.74 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.80 ON 1.06 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.15 ZC 0.85 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.96 HH 0.81 HN 1.19 ! KK 1.00* KP 1.01 LA 0.98 MK 1.00* ! NL 1.03 NY 0.99 ON 1.23 OV 1.00* ! PT 0.95 SC 1.05 WZ 1.12 ZC 1.16 ! ! A total of 57 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 0.73 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.80 ON 0.91 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.09 ZC 0.86 ! ! ! Fit before self-cal, rms=0.302996Jy sigma=0.001247 ! Fit after self-cal, rms=0.273053Jy sigma=0.001237 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! Estimated beam: bmin=0.5873 mas, bmaj=0.8832 mas, bpa=-7.226 degrees ! Estimated noise=564.589 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 = 0.00585869 Jy ! Component: 100 - total flux cleaned = 0.00712104 Jy ! Component: 150 - total flux cleaned = 0.00750032 Jy ! Component: 200 - total flux cleaned = 0.00771684 Jy ! Total flux subtracted in 200 components = 0.00771684 Jy ! Clean residual min=-0.006197 max=0.010909 Jy/beam ! Clean residual mean=-0.000013 rms=0.002248 Jy/beam ! Combined flux in latest and established models = 0.397903 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 32 components and 0.397903 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.272944Jy sigma=0.001236 ! Fit after self-cal, rms=0.272544Jy sigma=0.001235 ! Inverting map ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 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=0.272544Jy sigma=0.001235 ! Fit after self-cal, rms=0.270528Jy sigma=0.001234 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! Estimated beam: bmin=0.5873 mas, bmaj=0.8754 mas, bpa=-7.199 degrees ! Estimated noise=564.373 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00286997 Jy ! Component: 100 - total flux cleaned = 0.003413 Jy ! Component: 150 - total flux cleaned = 0.00378122 Jy ! Component: 200 - total flux cleaned = 0.00402133 Jy ! Total flux subtracted in 200 components = 0.00402133 Jy ! Clean residual min=-0.006173 max=0.010694 Jy/beam ! Clean residual mean=-0.000012 rms=0.002193 Jy/beam ! Combined flux in latest and established models = 0.401925 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 37 components and 0.401925 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270460Jy sigma=0.001234 ! Fit after self-cal, rms=0.270438Jy sigma=0.001234 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 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 (0.4, -7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103228 Jy ! Component: 100 - total flux cleaned = 0.0157154 Jy ! Component: 150 - total flux cleaned = 0.0192753 Jy ! Component: 200 - total flux cleaned = 0.0209385 Jy ! Total flux subtracted in 200 components = 0.0209385 Jy ! Clean residual min=-0.006009 max=0.007999 Jy/beam ! Clean residual mean=-0.000012 rms=0.001778 Jy/beam ! Combined flux in latest and established models = 0.422863 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 59 components and 0.422863 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270187Jy sigma=0.001230 ! Fit after self-cal, rms=0.270140Jy sigma=0.001230 ! Inverting map ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! Added new window around map position (-3.4, -4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00773974 Jy ! Component: 100 - total flux cleaned = 0.01201 Jy ! Component: 150 - total flux cleaned = 0.0149857 Jy ! Component: 200 - total flux cleaned = 0.016565 Jy ! Total flux subtracted in 200 components = 0.016565 Jy ! Clean residual min=-0.005240 max=0.006061 Jy/beam ! Clean residual mean=-0.000010 rms=0.001472 Jy/beam ! Combined flux in latest and established models = 0.439428 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 74 components and 0.439428 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270012Jy sigma=0.001228 ! Fit after self-cal, rms=0.269974Jy sigma=0.001227 ! Inverting map ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! Added new window around map position (-3.8, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0055541 Jy ! Component: 100 - total flux cleaned = 0.00836721 Jy ! Component: 150 - total flux cleaned = 0.00917328 Jy ! Component: 200 - total flux cleaned = 0.0095312 Jy ! Total flux subtracted in 200 components = 0.0095312 Jy ! Clean residual min=-0.004987 max=0.005126 Jy/beam ! Clean residual mean=-0.000010 rms=0.001346 Jy/beam ! Combined flux in latest and established models = 0.448959 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 86 components and 0.448959 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269858Jy sigma=0.001226 ! Fit after self-cal, rms=0.269837Jy sigma=0.001226 ! Inverting map ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 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=0.269837Jy sigma=0.001226 ! Fit after self-cal, rms=0.266825Jy sigma=0.001226 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! Estimated beam: bmin=0.5883 mas, bmaj=0.8698 mas, bpa=-7.379 degrees ! Estimated noise=562.858 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00352503 Jy ! Component: 100 - total flux cleaned = 0.00557656 Jy ! Component: 150 - total flux cleaned = 0.00591444 Jy ! Component: 200 - total flux cleaned = 0.00614678 Jy ! Total flux subtracted in 200 components = 0.00614678 Jy ! Clean residual min=-0.004725 max=0.004866 Jy/beam ! Clean residual mean=-0.000008 rms=0.001281 Jy/beam ! Combined flux in latest and established models = 0.455106 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 93 components and 0.455106 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266761Jy sigma=0.001225 ! Fit after self-cal, rms=0.266708Jy sigma=0.001225 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 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 = 0.0013871 Jy ! Component: 100 - total flux cleaned = 0.0015376 Jy ! Component: 150 - total flux cleaned = 0.00167597 Jy ! Component: 200 - total flux cleaned = 0.00174268 Jy ! Total flux subtracted in 200 components = 0.00174268 Jy ! Clean residual min=-0.004653 max=0.004964 Jy/beam ! Clean residual mean=-0.000008 rms=0.001268 Jy/beam ! Combined flux in latest and established models = 0.456849 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 99 components and 0.456849 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266669Jy sigma=0.001225 ! Fit after self-cal, rms=0.266661Jy sigma=0.001225 ! Inverting map ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 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=0.266661Jy sigma=0.001225 ! Fit after self-cal, rms=0.265572Jy sigma=0.001225 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! Estimated beam: bmin=2.328 mas, bmaj=2.735 mas, bpa=-22.14 degrees ! Estimated noise=741.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00287003 Jy ! Component: 100 - total flux cleaned = 0.00400653 Jy ! Component: 150 - total flux cleaned = 0.00481715 Jy ! Component: 200 - total flux cleaned = 0.00528624 Jy ! Total flux subtracted in 200 components = 0.00528624 Jy ! Clean residual min=-0.007257 max=0.008412 Jy/beam ! Clean residual mean=-0.000021 rms=0.002721 Jy/beam ! Combined flux in latest and established models = 0.462135 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 116 components and 0.462135 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.265588Jy sigma=0.001225 ! Fit after self-cal, rms=0.265545Jy sigma=0.001225 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 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 = 0.000972155 Jy ! Component: 100 - total flux cleaned = 0.00109339 Jy ! Component: 150 - total flux cleaned = 0.00114768 Jy ! Component: 200 - total flux cleaned = 0.00120054 Jy ! Total flux subtracted in 200 components = 0.00120054 Jy ! Clean residual min=-0.007073 max=0.008231 Jy/beam ! Clean residual mean=-0.000021 rms=0.002687 Jy/beam ! Combined flux in latest and established models = 0.463336 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 122 components and 0.463336 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.265552Jy sigma=0.001225 ! Fit after self-cal, rms=0.265544Jy sigma=0.001225 ! Inverting map ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 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 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! Estimated beam: bmin=0.5889 mas, bmaj=0.8666 mas, bpa=-7.387 degrees ! Estimated noise=562.653 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5889 x 0.8666 at -7.387 degrees (North through East) ! Clean map min=-0.0039017 max=0.23856 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 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 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! Estimated beam: bmin=0.5022 mas, bmaj=0.7196 mas, bpa=-4.318 degrees ! Estimated noise=1111.59 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.169722 Jy ! Component: 100 - total flux cleaned = 0.23058 Jy ! Component: 150 - total flux cleaned = 0.267032 Jy ! Component: 200 - total flux cleaned = 0.294071 Jy ! Total flux subtracted in 200 components = 0.294071 Jy ! Clean residual min=-0.011206 max=0.016798 Jy/beam ! Clean residual mean=0.000015 rms=0.002817 Jy/beam ! Combined flux in latest and established models = 0.294071 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.294071 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! Estimated beam: bmin=0.5889 mas, bmaj=0.8666 mas, bpa=-7.387 degrees ! Estimated noise=562.653 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) ! Added new window around map position (-1.4, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0329976 Jy ! Component: 100 - total flux cleaned = 0.056322 Jy ! Component: 150 - total flux cleaned = 0.0739554 Jy ! Component: 200 - total flux cleaned = 0.0881941 Jy ! Total flux subtracted in 200 components = 0.0881941 Jy ! Clean residual min=-0.007176 max=0.009346 Jy/beam ! Clean residual mean=0.000011 rms=0.002609 Jy/beam ! Combined flux in latest and established models = 0.382265 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 39 components and 0.382265 Jy ! Inverting map ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 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 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! Estimated beam: bmin=2.328 mas, bmaj=2.735 mas, bpa=-22.14 degrees ! Estimated noise=741.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0244338 Jy ! Component: 100 - total flux cleaned = 0.0405351 Jy ! Component: 150 - total flux cleaned = 0.0518583 Jy ! Component: 200 - total flux cleaned = 0.0600772 Jy ! Total flux subtracted in 200 components = 0.0600771 Jy ! Clean residual min=-0.008501 max=0.008875 Jy/beam ! Clean residual mean=-0.000011 rms=0.003268 Jy/beam ! Combined flux in latest and established models = 0.442342 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 = 0.00605331 Jy ! Component: 100 - total flux cleaned = 0.0105576 Jy ! Component: 150 - total flux cleaned = 0.013958 Jy ! Component: 200 - total flux cleaned = 0.0165488 Jy ! Total flux subtracted in 200 components = 0.0165488 Jy ! Clean residual min=-0.007036 max=0.008726 Jy/beam ! Clean residual mean=-0.000020 rms=0.002754 Jy/beam ! Combined flux in latest and established models = 0.458891 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 105 components and 0.458891 Jy ! Inverting map ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! Estimated beam: bmin=0.5889 mas, bmaj=0.8666 mas, bpa=-7.387 degrees ! Estimated noise=562.653 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00275409 Jy ! Component: 100 - total flux cleaned = 0.00291388 Jy ! Component: 150 - total flux cleaned = 0.00290962 Jy ! Component: 200 - total flux cleaned = 0.00315049 Jy ! Total flux subtracted in 200 components = 0.00315049 Jy ! Clean residual min=-0.004521 max=0.005200 Jy/beam ! Clean residual mean=-0.000006 rms=0.001234 Jy/beam ! Combined flux in latest and established models = 0.462042 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 122 components and 0.462042 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.265455Jy sigma=0.001224 ! Fit after self-cal, rms=0.265382Jy sigma=0.001223 wmodel J1445+0958_X_2008_04_02_pus_map.mod ! Writing 122 model components to file: J1445+0958_X_2008_04_02_pus_map.mod wobs J1445+0958_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1445+0958_X_2008_04_02_pus_uvs.fits wwins J1445+0958_X_2008_04_02_pus_map.win ! wwins: Wrote 6 windows to J1445+0958_X_2008_04_02_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 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00190558 Jy ! Component: 100 - total flux cleaned = 0.00316099 Jy ! Component: 150 - total flux cleaned = 0.00412377 Jy ! Component: 200 - total flux cleaned = 0.00469235 Jy ! Component: 250 - total flux cleaned = 0.00510266 Jy ! Component: 300 - total flux cleaned = 0.00543366 Jy ! Component: 350 - total flux cleaned = 0.00569152 Jy ! Component: 400 - total flux cleaned = 0.00600448 Jy ! Component: 450 - total flux cleaned = 0.00612596 Jy ! Component: 500 - total flux cleaned = 0.00624522 Jy ! Component: 550 - total flux cleaned = 0.00636042 Jy ! Component: 600 - total flux cleaned = 0.00636059 Jy ! Component: 650 - total flux cleaned = 0.00647023 Jy ! Component: 700 - total flux cleaned = 0.00646954 Jy ! Component: 750 - total flux cleaned = 0.00641598 Jy ! Component: 800 - total flux cleaned = 0.00641581 Jy ! Component: 850 - total flux cleaned = 0.00646769 Jy ! Component: 900 - total flux cleaned = 0.00641899 Jy ! Component: 950 - total flux cleaned = 0.0062738 Jy ! Component: 1000 - total flux cleaned = 0.00622601 Jy ! Component: 1050 - total flux cleaned = 0.00603682 Jy ! Component: 1100 - total flux cleaned = 0.00603673 Jy ! Component: 1150 - total flux cleaned = 0.00594444 Jy ! Component: 1200 - total flux cleaned = 0.00571963 Jy ! Component: 1250 - total flux cleaned = 0.00563193 Jy ! Component: 1300 - total flux cleaned = 0.00558787 Jy ! Component: 1350 - total flux cleaned = 0.00558817 Jy ! Component: 1400 - total flux cleaned = 0.00541785 Jy ! Component: 1450 - total flux cleaned = 0.00558635 Jy ! Component: 1500 - total flux cleaned = 0.00537826 Jy ! Component: 1550 - total flux cleaned = 0.00533708 Jy ! Component: 1600 - total flux cleaned = 0.00525659 Jy ! Component: 1650 - total flux cleaned = 0.00529706 Jy ! Component: 1700 - total flux cleaned = 0.00533704 Jy ! Component: 1750 - total flux cleaned = 0.00553296 Jy ! Component: 1800 - total flux cleaned = 0.00545575 Jy ! Component: 1850 - total flux cleaned = 0.00549437 Jy ! Component: 1900 - total flux cleaned = 0.00557039 Jy ! Component: 1950 - total flux cleaned = 0.00564519 Jy ! Component: 2000 - total flux cleaned = 0.00560791 Jy ! Total flux subtracted in 2048 components = 0.00575491 Jy ! Clean residual min=-0.002319 max=0.002018 Jy/beam ! Clean residual mean=-0.000002 rms=0.000647 Jy/beam ! Combined flux in latest and established models = 0.467797 Jy keep ! Adding 160 model components to the UV plane model. ! The established model now contains 280 components and 0.467797 Jy wmap "J1445+0958_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5889 x 0.8666 at -7.387 degrees (North through East) ! Clean map min=-0.0027288 max=0.23638 Jy/beam ! Writing clean map to FITS file: J1445+0958_X_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.23638 invert ! Inverting map ! Your choice of large map pixels excluded 12.2% of the data. ! The x-axis pixel size should ideally be below 0.1652 milli-arcsec ! The y-axis pixel size should ideally be below 0.1779 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000650623 device "J1445+0958_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1445+0958_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.825732 0.825732 1.65146 3.30293 6.60585 13.2117 26.4234 52.8468 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.236 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5889 x 0.8666 at -7.387 degrees (North through East) ! Clean map min=-0.0027288 max=0.23638 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1445+0958_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1445+0958_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1445+0958_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:50:22 2010