! Started logfile: J1104+3812_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:21:31 2010 obs J1104+3812_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1104+3812_X_2007_12_05_pus_uva.fits ! AN table 1: 125 integrations on 136 of 136 possible baselines. ! AN table 2: 294 integrations on 136 of 136 possible baselines. ! AN table 3: 139 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.122615 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1104+3812 ! ! 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 37220 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 1021 telescope corrections were flagged in sub-array 1. ! A total of 4011 telescope corrections were flagged in sub-array 2. ! A total of 1476 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1021 telescope corrections were flagged in sub-array 1. ! A total of 4011 telescope corrections were flagged in sub-array 2. ! A total of 1476 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1021 telescope corrections were flagged in sub-array 1. ! A total of 4011 telescope corrections were flagged in sub-array 2. ! A total of 1476 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1021 telescope corrections were flagged in sub-array 1. ! A total of 4011 telescope corrections were flagged in sub-array 2. ! A total of 1476 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.817550Jy sigma=0.009302 ! Fit after self-cal, rms=0.773214Jy sigma=0.008848 ! 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 1.88% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.4514 mas, bmaj=1.286 mas, bpa=15.62 degrees ! Estimated noise=763.049 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 = 0.169569 Jy ! Component: 100 - total flux cleaned = 0.212504 Jy ! Total flux subtracted in 100 components = 0.212504 Jy ! Clean residual min=-0.006779 max=0.019188 Jy/beam ! Clean residual mean=0.000121 rms=0.002060 Jy/beam ! Combined flux in latest and established models = 0.212504 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.212504 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126544Jy sigma=0.001295 ! Fit after self-cal, rms=0.126514Jy sigma=0.001295 ! Inverting map ! Your choice of large map pixels excluded 1.88% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0219094 Jy ! Component: 100 - total flux cleaned = 0.0338209 Jy ! Total flux subtracted in 100 components = 0.0338209 Jy ! Clean residual min=-0.005610 max=0.006567 Jy/beam ! Clean residual mean=0.000064 rms=0.001361 Jy/beam ! Combined flux in latest and established models = 0.246325 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.246325 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120891Jy sigma=0.001223 ! Fit after self-cal, rms=0.120852Jy sigma=0.001223 ! Inverting map ! Your choice of large map pixels excluded 1.88% of the data. ! The x-axis pixel size should ideally be below 0.1914 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 1.88% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.5726 mas, bmaj=1.556 mas, bpa=12.19 degrees ! Estimated noise=335.434 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 (-1.2, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133319 Jy ! Component: 100 - total flux cleaned = 0.0211837 Jy ! Component: 150 - total flux cleaned = 0.026143 Jy ! Component: 200 - total flux cleaned = 0.0294012 Jy ! Total flux subtracted in 200 components = 0.0294012 Jy ! Clean residual min=-0.002379 max=0.004770 Jy/beam ! Clean residual mean=0.000328 rms=0.000940 Jy/beam ! Combined flux in latest and established models = 0.275726 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 42 components and 0.275726 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119420Jy sigma=0.001202 ! Fit after self-cal, rms=0.119353Jy sigma=0.001201 ! Inverting map ! Your choice of large map pixels excluded 1.88% of the data. ! The x-axis pixel size should ideally be below 0.1914 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 0.95 FD 1.00* HH 1.00* HN 1.00* ! KB 0.98 KP 1.00 LA 0.99 MK 1.00* ! NL 1.06 NY 0.95 ON 1.00* OV 0.95 ! PT 0.97 SV 1.00* TS 0.98 WZ 1.00* ! ZC 1.00* ! ! A total of 246 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.02 HH 1.00* HN 1.19 ! KB 1.00* KP 1.03 LA 0.99 MK 1.00* ! NL 1.09 NY 1.00* ON 1.00* OV 1.00* ! PT 0.97 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.99 HH 1.00* HN 1.00* ! KB 1.01 KP 1.00 LA 0.95 MK 1.00* ! NL 1.06 NY 1.00* ON 1.00* OV 0.97 ! PT 0.94 SV 1.00* TS 1.00 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00* HH 1.00* HN 1.00* ! KB 0.97 KP 0.97 LA 0.96 MK 1.00* ! NL 1.02 NY 1.01 ON 1.00* OV 0.92 ! PT 1.03 SV 1.00* TS 0.99 WZ 1.00* ! ZC 1.00* ! ! A total of 246 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 HH 1.00* HN 1.10 ! KB 1.00* KP 0.99 LA 0.93 MK 1.00* ! NL 1.08 NY 1.00* ON 1.00* OV 1.00* ! PT 1.04 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.99 HH 1.00* HN 1.00* ! KB 1.01 KP 0.95 LA 0.93 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 0.95 ! PT 1.00 SV 1.00* TS 1.00 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00 KP 1.00 LA 0.98 MK 1.00* ! NL 1.04 NY 1.04 ON 1.00* OV 1.00 ! PT 1.02 SV 1.00* TS 0.97 WZ 1.00* ! ZC 1.00* ! ! A total of 246 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 HH 1.00* HN 1.09 ! KB 1.00* KP 1.00 LA 1.00 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 1.00* ! PT 1.10 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.01 HH 1.00* HN 1.00* ! KB 1.02 KP 0.98 LA 0.98 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 1.00 ! PT 1.03 SV 1.00* TS 1.00 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00* HH 1.00* HN 1.00* ! KB 0.97 KP 0.99 LA 0.99 MK 1.00* ! NL 1.06 NY 0.98 ON 1.00* OV 0.98 ! PT 1.02 SV 1.00* TS 0.99 WZ 1.00* ! ZC 1.00* ! ! A total of 246 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 HH 1.00* HN 1.11 ! KB 1.00* KP 1.05 LA 1.00 MK 1.00* ! NL 1.12 NY 1.00* ON 1.00* OV 1.00* ! PT 1.05 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.02 HH 1.00* HN 1.00* ! KB 1.02 KP 1.00 LA 0.96 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 1.01 ! PT 0.98 SV 1.00* TS 1.01 WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.119353Jy sigma=0.001201 ! Fit after self-cal, rms=0.119956Jy sigma=0.001198 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.5656 mas, bmaj=1.583 mas, bpa=11.82 degrees ! Estimated noise=334.304 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 (-2.4, 5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00422464 Jy ! Component: 100 - total flux cleaned = 0.00649671 Jy ! Component: 150 - total flux cleaned = 0.00799658 Jy ! Component: 200 - total flux cleaned = 0.00865745 Jy ! Total flux subtracted in 200 components = 0.00865745 Jy ! Clean residual min=-0.002184 max=0.003350 Jy/beam ! Clean residual mean=0.000022 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 0.284384 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 64 components and 0.284384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119818Jy sigma=0.001196 ! Fit after self-cal, rms=0.119827Jy sigma=0.001196 ! Inverting map ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Added new window around map position (-12, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00304704 Jy ! Component: 100 - total flux cleaned = 0.00458458 Jy ! Component: 150 - total flux cleaned = 0.00523122 Jy ! Component: 200 - total flux cleaned = 0.0057167 Jy ! Total flux subtracted in 200 components = 0.0057167 Jy ! Clean residual min=-0.002149 max=0.002273 Jy/beam ! Clean residual mean=-0.000128 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.290101 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 79 components and 0.290101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119750Jy sigma=0.001195 ! Fit after self-cal, rms=0.119742Jy sigma=0.001195 ! Inverting map ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 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=0.119742Jy sigma=0.001195 ! Fit after self-cal, rms=0.119629Jy sigma=0.001194 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.5663 mas, bmaj=1.579 mas, bpa=11.82 degrees ! Estimated noise=334.43 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00141931 Jy ! Component: 100 - total flux cleaned = 0.00234429 Jy ! Component: 150 - total flux cleaned = 0.0028419 Jy ! Component: 200 - total flux cleaned = 0.00324395 Jy ! Total flux subtracted in 200 components = 0.00324395 Jy ! Clean residual min=-0.001959 max=0.002060 Jy/beam ! Clean residual mean=-0.000110 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.293345 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 90 components and 0.293345 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119607Jy sigma=0.001194 ! Fit after self-cal, rms=0.119602Jy sigma=0.001194 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 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 = 0.000433058 Jy ! Component: 100 - total flux cleaned = 0.000687389 Jy ! Component: 150 - total flux cleaned = 0.000849409 Jy ! Component: 200 - total flux cleaned = 0.000923093 Jy ! Total flux subtracted in 200 components = 0.000923093 Jy ! Clean residual min=-0.002007 max=0.001998 Jy/beam ! Clean residual mean=-0.000135 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.294268 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 105 components and 0.294268 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119595Jy sigma=0.001194 ! Fit after self-cal, rms=0.119595Jy sigma=0.001194 ! Inverting map ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 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=0.119595Jy sigma=0.001194 ! Fit after self-cal, rms=0.119510Jy sigma=0.001194 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.5668 mas, bmaj=1.578 mas, bpa=11.84 degrees ! Estimated noise=334.611 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000799841 Jy ! Component: 100 - total flux cleaned = 0.00124605 Jy ! Component: 150 - total flux cleaned = 0.00142036 Jy ! Component: 200 - total flux cleaned = 0.00148938 Jy ! Total flux subtracted in 200 components = 0.00148938 Jy ! Clean residual min=-0.001955 max=0.002007 Jy/beam ! Clean residual mean=-0.000110 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.295757 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 114 components and 0.295757 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119503Jy sigma=0.001194 ! Fit after self-cal, rms=0.119501Jy sigma=0.001194 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 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 = 0.000171859 Jy ! Component: 100 - total flux cleaned = 0.000223856 Jy ! Component: 150 - total flux cleaned = 0.000287267 Jy ! Component: 200 - total flux cleaned = 0.00033148 Jy ! Total flux subtracted in 200 components = 0.00033148 Jy ! Clean residual min=-0.001953 max=0.002003 Jy/beam ! Clean residual mean=-0.000120 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.296088 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 115 components and 0.296088 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119497Jy sigma=0.001193 ! Fit after self-cal, rms=0.119497Jy sigma=0.001193 ! Inverting map ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 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=0.119497Jy sigma=0.001193 ! Fit after self-cal, rms=0.119486Jy sigma=0.001193 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=2.931 mas, bmaj=3.422 mas, bpa=-76.64 degrees ! Estimated noise=438.811 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00092076 Jy ! Component: 100 - total flux cleaned = 0.00118905 Jy ! Component: 150 - total flux cleaned = 0.00133351 Jy ! Component: 200 - total flux cleaned = 0.00142096 Jy ! Total flux subtracted in 200 components = 0.00142096 Jy ! Clean residual min=-0.002874 max=0.002656 Jy/beam ! Clean residual mean=-0.000265 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.297509 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 124 components and 0.297509 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119486Jy sigma=0.001193 ! Fit after self-cal, rms=0.119484Jy sigma=0.001193 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 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 = 0.000133052 Jy ! Component: 100 - total flux cleaned = 0.000268088 Jy ! Component: 150 - total flux cleaned = 0.000317903 Jy ! Component: 200 - total flux cleaned = 0.000361827 Jy ! Total flux subtracted in 200 components = 0.000361827 Jy ! Clean residual min=-0.002926 max=0.002627 Jy/beam ! Clean residual mean=-0.000284 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 0.297871 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 129 components and 0.297871 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119484Jy sigma=0.001193 ! Fit after self-cal, rms=0.119484Jy sigma=0.001193 ! Inverting map ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.5672 mas, bmaj=1.578 mas, bpa=11.85 degrees ! Estimated noise=334.79 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5672 x 1.578 at 11.85 degrees (North through East) ! Clean map min=-0.0018481 max=0.22791 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 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.4484 mas, bmaj=1.309 mas, bpa=15.23 degrees ! Estimated noise=766.832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.167793 Jy ! Component: 100 - total flux cleaned = 0.211172 Jy ! Component: 150 - total flux cleaned = 0.233089 Jy ! Component: 200 - total flux cleaned = 0.245111 Jy ! Total flux subtracted in 200 components = 0.245111 Jy ! Clean residual min=-0.004653 max=0.006164 Jy/beam ! Clean residual mean=0.000083 rms=0.001201 Jy/beam ! Combined flux in latest and established models = 0.245111 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 0.245111 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.5672 mas, bmaj=1.578 mas, bpa=11.85 degrees ! Estimated noise=334.79 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 = 0.0142727 Jy ! Component: 100 - total flux cleaned = 0.0229818 Jy ! Component: 150 - total flux cleaned = 0.0291471 Jy ! Component: 200 - total flux cleaned = 0.0338752 Jy ! Total flux subtracted in 200 components = 0.0338752 Jy ! Clean residual min=-0.002031 max=0.003264 Jy/beam ! Clean residual mean=0.000380 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.278986 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 65 components and 0.278986 Jy ! Inverting map ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Added new window around map position (-11.4, 8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00378629 Jy ! Component: 100 - total flux cleaned = 0.00673645 Jy ! Component: 150 - total flux cleaned = 0.00910478 Jy ! Component: 200 - total flux cleaned = 0.0110266 Jy ! Total flux subtracted in 200 components = 0.0110266 Jy ! Clean residual min=-0.001921 max=0.002291 Jy/beam ! Clean residual mean=0.000081 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.290013 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 100 components and 0.290013 Jy ! Inverting map ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Added new window around map position (-5.8, 11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00213472 Jy ! Component: 100 - total flux cleaned = 0.00358037 Jy ! Component: 150 - total flux cleaned = 0.00478539 Jy ! Component: 200 - total flux cleaned = 0.0058007 Jy ! Total flux subtracted in 200 components = 0.0058007 Jy ! Clean residual min=-0.001862 max=0.001631 Jy/beam ! Clean residual mean=-0.000080 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.295814 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 121 components and 0.295814 Jy ! Inverting map ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 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 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=2.931 mas, bmaj=3.422 mas, bpa=-76.64 degrees ! Estimated noise=438.811 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001412 Jy ! Component: 100 - total flux cleaned = 0.00240172 Jy ! Component: 150 - total flux cleaned = 0.00311842 Jy ! Component: 200 - total flux cleaned = 0.00363907 Jy ! Total flux subtracted in 200 components = 0.00363907 Jy ! Clean residual min=-0.002585 max=0.001945 Jy/beam ! Clean residual mean=-0.000381 rms=0.000703 Jy/beam ! Combined flux in latest and established models = 0.299453 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 = 0.000211655 Jy ! Component: 100 - total flux cleaned = 0.000269704 Jy ! Component: 150 - total flux cleaned = 0.000310703 Jy ! Component: 200 - total flux cleaned = 0.000375635 Jy ! Total flux subtracted in 200 components = 0.000375635 Jy ! Clean residual min=-0.002586 max=0.001946 Jy/beam ! Clean residual mean=-0.000403 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 0.299828 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 149 components and 0.299828 Jy ! Inverting map ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.5672 mas, bmaj=1.578 mas, bpa=11.85 degrees ! Estimated noise=334.79 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000139482 Jy ! Component: 100 - total flux cleaned = -8.66961e-05 Jy ! Component: 150 - total flux cleaned = -7.09788e-05 Jy ! Component: 200 - total flux cleaned = -4.08751e-05 Jy ! Total flux subtracted in 200 components = -4.08751e-05 Jy ! Clean residual min=-0.001858 max=0.001591 Jy/beam ! Clean residual mean=-0.000188 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.299788 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 169 components and 0.299787 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119446Jy sigma=0.001193 ! Fit after self-cal, rms=0.119437Jy sigma=0.001193 wmodel J1104+3812_X_2007_12_05_pus_map.mod ! Writing 169 model components to file: J1104+3812_X_2007_12_05_pus_map.mod wobs J1104+3812_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1104+3812_X_2007_12_05_pus_uvs.fits wwins J1104+3812_X_2007_12_05_pus_map.win ! wwins: Wrote 6 windows to J1104+3812_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 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000819905 Jy ! Component: 100 - total flux cleaned = -0.00144025 Jy ! Component: 150 - total flux cleaned = -0.00193441 Jy ! Component: 200 - total flux cleaned = -0.00230375 Jy ! Component: 250 - total flux cleaned = -0.0026336 Jy ! Component: 300 - total flux cleaned = -0.00295084 Jy ! Component: 350 - total flux cleaned = -0.0032351 Jy ! Component: 400 - total flux cleaned = -0.00346812 Jy ! Component: 450 - total flux cleaned = -0.00365342 Jy ! Component: 500 - total flux cleaned = -0.00385415 Jy ! Component: 550 - total flux cleaned = -0.00401087 Jy ! Component: 600 - total flux cleaned = -0.00422082 Jy ! Component: 650 - total flux cleaned = -0.00438813 Jy ! Component: 700 - total flux cleaned = -0.0045517 Jy ! Component: 750 - total flux cleaned = -0.00469408 Jy ! Component: 800 - total flux cleaned = -0.00476399 Jy ! Component: 850 - total flux cleaned = -0.00484963 Jy ! Component: 900 - total flux cleaned = -0.00490009 Jy ! Component: 950 - total flux cleaned = -0.00494978 Jy ! Component: 1000 - total flux cleaned = -0.0049987 Jy ! Component: 1050 - total flux cleaned = -0.00504697 Jy ! Component: 1100 - total flux cleaned = -0.00511021 Jy ! Component: 1150 - total flux cleaned = -0.0051569 Jy ! Component: 1200 - total flux cleaned = -0.00518767 Jy ! Component: 1250 - total flux cleaned = -0.00524831 Jy ! Component: 1300 - total flux cleaned = -0.00529312 Jy ! Component: 1350 - total flux cleaned = -0.00532273 Jy ! Component: 1400 - total flux cleaned = -0.00536672 Jy ! Component: 1450 - total flux cleaned = -0.00541014 Jy ! Component: 1500 - total flux cleaned = -0.00545299 Jy ! Component: 1550 - total flux cleaned = -0.0055094 Jy ! Component: 1600 - total flux cleaned = -0.00555129 Jy ! Component: 1650 - total flux cleaned = -0.00559262 Jy ! Component: 1700 - total flux cleaned = -0.00561996 Jy ! Component: 1750 - total flux cleaned = -0.0056741 Jy ! Component: 1800 - total flux cleaned = -0.0057008 Jy ! Component: 1850 - total flux cleaned = -0.00572732 Jy ! Component: 1900 - total flux cleaned = -0.00576667 Jy ! Component: 1950 - total flux cleaned = -0.00579262 Jy ! Component: 2000 - total flux cleaned = -0.00583113 Jy ! Total flux subtracted in 2048 components = -0.00584383 Jy ! Clean residual min=-0.000705 max=0.000901 Jy/beam ! Clean residual mean=-0.000037 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.293944 Jy keep ! Adding 162 model components to the UV plane model. ! The established model now contains 331 components and 0.293943 Jy wmap "J1104+3812_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5672 x 1.578 at 11.85 degrees (North through East) ! Clean map min=-0.00125 max=0.2266 Jy/beam ! Writing clean map to FITS file: J1104+3812_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 0.226602 invert ! Inverting map ! Your choice of large map pixels excluded 1.93% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000250568 device "J1104+3812_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1104+3812_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.331729 0.331729 0.663457 1.32691 2.65383 5.30766 10.6153 21.2306 42.4613 84.9225 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.226 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5672 x 1.578 at 11.85 degrees (North through East) ! Clean map min=-0.00125 max=0.2266 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1104+3812_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1104+3812_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1104+3812_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:21:41 2010