! Started logfile: J2038+5119_X_2008_07_09_pus_uvs.log on Sun Oct 10 22:33:44 2010 obs J2038+5119_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J2038+5119_X_2008_07_09_pus_uva.fits ! AN table 1: 70 integrations on 105 of 105 possible baselines. ! AN table 2: 186 integrations on 105 of 105 possible baselines. ! AN table 3: 106 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.138279 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2038+5119 ! ! 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 1146 lines of history. ! ! Reading 21024 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 = 256 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 = 256x256 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 816 telescope corrections were flagged in sub-array 1. ! A total of 2319 telescope corrections were flagged in sub-array 2. ! A total of 1055 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 816 telescope corrections were flagged in sub-array 1. ! A total of 2319 telescope corrections were flagged in sub-array 2. ! A total of 1055 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 819 telescope corrections were flagged in sub-array 1. ! A total of 2318 telescope corrections were flagged in sub-array 2. ! A total of 1055 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 816 telescope corrections were flagged in sub-array 1. ! A total of 2318 telescope corrections were flagged in sub-array 2. ! A total of 1054 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.939819Jy sigma=0.006896 ! Fit after self-cal, rms=0.480487Jy sigma=0.003588 ! 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 3.52% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Estimated beam: bmin=0.5284 mas, bmaj=0.641 mas, bpa=9.492 degrees ! Estimated noise=1091.42 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 = 0.960453 Jy ! Component: 100 - total flux cleaned = 1.19625 Jy ! Total flux subtracted in 100 components = 1.19625 Jy ! Clean residual min=-0.024243 max=0.102162 Jy/beam ! Clean residual mean=0.001839 rms=0.009001 Jy/beam ! Combined flux in latest and established models = 1.19625 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 1.19625 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.380675Jy sigma=0.002755 ! Fit after self-cal, rms=0.380400Jy sigma=0.002753 ! Inverting map ! Your choice of large map pixels excluded 3.52% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.121342 Jy ! Component: 100 - total flux cleaned = 0.200836 Jy ! Total flux subtracted in 100 components = 0.200836 Jy ! Clean residual min=-0.017283 max=0.043147 Jy/beam ! Clean residual mean=0.001353 rms=0.006020 Jy/beam ! Combined flux in latest and established models = 1.39708 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 1.39708 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317420Jy sigma=0.002188 ! Fit after self-cal, rms=0.317105Jy sigma=0.002187 ! Inverting map ! Your choice of large map pixels excluded 3.52% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0548922 Jy ! Component: 100 - total flux cleaned = 0.0924311 Jy ! Total flux subtracted in 100 components = 0.0924311 Jy ! Clean residual min=-0.014169 max=0.025967 Jy/beam ! Clean residual mean=0.001130 rms=0.005222 Jy/beam ! Combined flux in latest and established models = 1.48951 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 1.48951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301245Jy sigma=0.002036 ! Fit after self-cal, rms=0.301104Jy sigma=0.002035 ! Inverting map ! Your choice of large map pixels excluded 3.52% of the data. ! The x-axis pixel size should ideally be below 0.1732 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 3.52% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Estimated beam: bmin=0.6222 mas, bmaj=0.7918 mas, bpa=15.13 degrees ! Estimated noise=699.823 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 (-5, -5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0752094 Jy ! Component: 100 - total flux cleaned = 0.130968 Jy ! Component: 150 - total flux cleaned = 0.175948 Jy ! Component: 200 - total flux cleaned = 0.212883 Jy ! Total flux subtracted in 200 components = 0.212883 Jy ! Clean residual min=-0.017198 max=0.038417 Jy/beam ! Clean residual mean=0.003806 rms=0.007450 Jy/beam ! Combined flux in latest and established models = 1.7024 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 59 components and 1.7024 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275698Jy sigma=0.001775 ! Fit after self-cal, rms=0.274108Jy sigma=0.001765 ! Inverting map ! Your choice of large map pixels excluded 3.52% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HH 1.00* HN 1.06 ! KK 1.00* KP 1.01 LA 0.91 MK 1.00* ! NL 0.94 NY 1.00 ON 0.73 PT 0.88 ! SC 0.97 WZ 1.07 ZC 1.07 ! ! A total of 129 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.03 HH 1.00* HN 1.16 ! KK 1.00* KP 1.02 LA 0.95 MK 1.00* ! NL 1.01 NY 0.99 ON 0.99 PT 0.99 ! SC 0.99 WZ 0.99 ZC 1.05 ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.92 FD 0.97 HH 1.00* HN 1.12 ! KK 1.06 KP 1.04 LA 0.95 MK 0.98 ! NL 0.99 NY 0.98 ON 1.02 PT 0.96 ! SC 0.95 WZ 1.05 ZC 1.14 ! ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HH 1.00* HN 0.96 ! KK 1.00* KP 0.96 LA 0.90 MK 1.00* ! NL 0.92 NY 1.03 ON 0.77 PT 0.88 ! SC 0.97 WZ 1.03 ZC 1.06 ! ! A total of 129 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.02 HH 1.00* HN 1.08 ! KK 1.00* KP 0.96 LA 0.94 MK 1.00* ! NL 1.00 NY 1.03 ON 0.95 PT 1.00 ! SC 0.98 WZ 0.99 ZC 1.04 ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.96 HH 1.00* HN 1.01 ! KK 1.05 KP 0.98 LA 0.93 MK 0.97 ! NL 0.98 NY 1.01 ON 1.04 PT 0.97 ! SC 0.96 WZ 1.04 ZC 1.14 ! ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HH 1.00* HN 0.97 ! KK 1.00* KP 0.99 LA 0.93 MK 1.00* ! NL 0.95 NY 1.00 ON 0.74 PT 0.89 ! SC 1.00 WZ 1.05 ZC 1.09 ! ! A total of 129 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.01 HH 1.00* HN 1.06 ! KK 1.00* KP 0.98 LA 0.95 MK 1.00* ! NL 1.03 NY 1.00 ON 1.00 PT 1.01 ! SC 1.02 WZ 0.98 ZC 1.06 ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.95 HH 1.00* HN 1.01 ! KK 1.02 KP 1.01 LA 0.96 MK 0.98 ! NL 1.02 NY 0.97 ON 1.03 PT 0.96 ! SC 0.99 WZ 1.03 ZC 1.14 ! ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HH 1.00* HN 0.95 ! KK 1.00* KP 1.00 LA 0.92 MK 1.00* ! NL 0.94 NY 1.04 ON 0.69 PT 0.93 ! SC 1.01 WZ 1.05 ZC 1.10 ! ! A total of 129 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 HH 1.00* HN 1.05 ! KK 1.00* KP 0.98 LA 0.98 MK 1.00* ! NL 1.03 NY 1.04 ON 0.98 PT 1.04 ! SC 1.02 WZ 0.96 ZC 1.06 ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.96 HH 1.00* HN 1.01 ! KK 1.02 KP 1.02 LA 0.95 MK 1.01 ! NL 1.01 NY 1.02 ON 1.00 PT 1.01 ! SC 0.98 WZ 1.03 ZC 1.16 ! ! ! Fit before self-cal, rms=0.274108Jy sigma=0.001765 ! Fit after self-cal, rms=0.240097Jy sigma=0.001596 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Estimated beam: bmin=0.6183 mas, bmaj=0.7883 mas, bpa=13.99 degrees ! Estimated noise=698.41 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 (-3.6, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0443538 Jy ! Component: 100 - total flux cleaned = 0.071277 Jy ! Component: 150 - total flux cleaned = 0.090388 Jy ! Component: 200 - total flux cleaned = 0.105783 Jy ! Total flux subtracted in 200 components = 0.105783 Jy ! Clean residual min=-0.010358 max=0.021660 Jy/beam ! Clean residual mean=0.000988 rms=0.004079 Jy/beam ! Combined flux in latest and established models = 1.80818 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 91 components and 1.80818 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232193Jy sigma=0.001503 ! Fit after self-cal, rms=0.231790Jy sigma=0.001499 ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Added new window around map position (-4.6, -7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0211215 Jy ! Component: 100 - total flux cleaned = 0.0343407 Jy ! Component: 150 - total flux cleaned = 0.0450102 Jy ! Component: 200 - total flux cleaned = 0.0538162 Jy ! Total flux subtracted in 200 components = 0.0538162 Jy ! Clean residual min=-0.011666 max=0.017603 Jy/beam ! Clean residual mean=0.000446 rms=0.003438 Jy/beam ! Combined flux in latest and established models = 1.862 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 116 components and 1.862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229755Jy sigma=0.001475 ! Fit after self-cal, rms=0.229549Jy sigma=0.001473 ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Added new window around map position (-6.4, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0175768 Jy ! Component: 100 - total flux cleaned = 0.0280015 Jy ! Component: 150 - total flux cleaned = 0.0357203 Jy ! Component: 200 - total flux cleaned = 0.0419438 Jy ! Total flux subtracted in 200 components = 0.0419438 Jy ! Clean residual min=-0.010994 max=0.013058 Jy/beam ! Clean residual mean=0.000006 rms=0.003020 Jy/beam ! Combined flux in latest and established models = 1.90394 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 137 components and 1.90394 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228210Jy sigma=0.001458 ! Fit after self-cal, rms=0.228070Jy sigma=0.001457 ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 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=0.228070Jy sigma=0.001457 ! Fit after self-cal, rms=0.224124Jy sigma=0.001410 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Estimated beam: bmin=0.6184 mas, bmaj=0.7881 mas, bpa=13.8 degrees ! Estimated noise=699.126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108495 Jy ! Component: 100 - total flux cleaned = 0.0191439 Jy ! Component: 150 - total flux cleaned = 0.025947 Jy ! Component: 200 - total flux cleaned = 0.0314179 Jy ! Total flux subtracted in 200 components = 0.0314179 Jy ! Clean residual min=-0.006881 max=0.013272 Jy/beam ! Clean residual mean=0.000363 rms=0.002240 Jy/beam ! Combined flux in latest and established models = 1.93536 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 151 components and 1.93536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223476Jy sigma=0.001402 ! Fit after self-cal, rms=0.223416Jy sigma=0.001401 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 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 (-3.8, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134344 Jy ! Component: 100 - total flux cleaned = 0.0173834 Jy ! Component: 150 - total flux cleaned = 0.0190185 Jy ! Component: 200 - total flux cleaned = 0.0202873 Jy ! Total flux subtracted in 200 components = 0.0202873 Jy ! Clean residual min=-0.005895 max=0.010391 Jy/beam ! Clean residual mean=0.000119 rms=0.002006 Jy/beam ! Combined flux in latest and established models = 1.95565 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 166 components and 1.95565 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222695Jy sigma=0.001395 ! Fit after self-cal, rms=0.222649Jy sigma=0.001394 ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Added new window around map position (-0.6, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00700768 Jy ! Component: 100 - total flux cleaned = 0.00842861 Jy ! Component: 150 - total flux cleaned = 0.00931015 Jy ! Component: 200 - total flux cleaned = 0.0097911 Jy ! Total flux subtracted in 200 components = 0.0097911 Jy ! Clean residual min=-0.006016 max=0.008958 Jy/beam ! Clean residual mean=0.000001 rms=0.001952 Jy/beam ! Combined flux in latest and established models = 1.96544 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 177 components and 1.96544 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222232Jy sigma=0.001390 ! Fit after self-cal, rms=0.222164Jy sigma=0.001390 ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Added new window around map position (-6.8, -7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00989921 Jy ! Component: 100 - total flux cleaned = 0.015489 Jy ! Component: 150 - total flux cleaned = 0.0163026 Jy ! Component: 200 - total flux cleaned = 0.0166605 Jy ! Total flux subtracted in 200 components = 0.0166605 Jy ! Clean residual min=-0.006002 max=0.006503 Jy/beam ! Clean residual mean=-0.000139 rms=0.001712 Jy/beam ! Combined flux in latest and established models = 1.9821 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 198 components and 1.9821 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221743Jy sigma=0.001385 ! Fit after self-cal, rms=0.221687Jy sigma=0.001385 ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 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=0.221687Jy sigma=0.001385 ! Fit after self-cal, rms=0.221462Jy sigma=0.001381 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Estimated beam: bmin=0.6181 mas, bmaj=0.7867 mas, bpa=13.71 degrees ! Estimated noise=699.801 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00722552 Jy ! Component: 100 - total flux cleaned = 0.0117516 Jy ! Component: 150 - total flux cleaned = 0.0151541 Jy ! Component: 200 - total flux cleaned = 0.0177098 Jy ! Total flux subtracted in 200 components = 0.0177098 Jy ! Clean residual min=-0.004886 max=0.007115 Jy/beam ! Clean residual mean=0.000186 rms=0.001582 Jy/beam ! Combined flux in latest and established models = 1.99981 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 209 components and 1.99981 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221195Jy sigma=0.001378 ! Fit after self-cal, rms=0.221167Jy sigma=0.001378 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 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 (-6.8, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00619918 Jy ! Component: 100 - total flux cleaned = 0.00871169 Jy ! Component: 150 - total flux cleaned = 0.010061 Jy ! Component: 200 - total flux cleaned = 0.0110315 Jy ! Total flux subtracted in 200 components = 0.0110315 Jy ! Clean residual min=-0.005321 max=0.006122 Jy/beam ! Clean residual mean=0.000086 rms=0.001484 Jy/beam ! Combined flux in latest and established models = 2.01084 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 222 components and 2.01084 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220927Jy sigma=0.001375 ! Fit after self-cal, rms=0.220908Jy sigma=0.001375 ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 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=0.220908Jy sigma=0.001375 ! Fit after self-cal, rms=0.220961Jy sigma=0.001374 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Estimated beam: bmin=2.37 mas, bmaj=2.489 mas, bpa=65.88 degrees ! Estimated noise=1103.58 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130972 Jy ! Component: 100 - total flux cleaned = 0.0216442 Jy ! Component: 150 - total flux cleaned = 0.0251144 Jy ! Component: 200 - total flux cleaned = 0.0269259 Jy ! Total flux subtracted in 200 components = 0.0269259 Jy ! Clean residual min=-0.006715 max=0.010977 Jy/beam ! Clean residual mean=0.000319 rms=0.002665 Jy/beam ! Combined flux in latest and established models = 2.03776 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 234 components and 2.03776 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221093Jy sigma=0.001375 ! Fit after self-cal, rms=0.221036Jy sigma=0.001374 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 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 = 0.0049548 Jy ! Component: 100 - total flux cleaned = 0.00649272 Jy ! Component: 150 - total flux cleaned = 0.00738219 Jy ! Component: 200 - total flux cleaned = 0.00777359 Jy ! Total flux subtracted in 200 components = 0.00777359 Jy ! Clean residual min=-0.007087 max=0.010017 Jy/beam ! Clean residual mean=0.000009 rms=0.002631 Jy/beam ! Combined flux in latest and established models = 2.04554 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 236 components and 2.04554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221162Jy sigma=0.001375 ! Fit after self-cal, rms=0.221157Jy sigma=0.001375 ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 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 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Estimated beam: bmin=0.6179 mas, bmaj=0.7861 mas, bpa=13.69 degrees ! Estimated noise=700.675 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6179 x 0.7861 at 13.69 degrees (North through East) ! Clean map min=-0.0038079 max=1.2896 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=0.221157Jy sigma=0.001375 ! Fit after self-cal, rms=0.233780Jy sigma=0.001198 ! Inverting map and beam ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Estimated beam: bmin=0.6176 mas, bmaj=0.7863 mas, bpa=13.87 degrees ! Estimated noise=701.816 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000929311 Jy ! Component: 100 - total flux cleaned = 0.00177458 Jy ! Component: 150 - total flux cleaned = 0.00223415 Jy ! Component: 200 - total flux cleaned = 0.00294221 Jy ! Total flux subtracted in 200 components = 0.00294221 Jy ! Clean residual min=-0.004360 max=0.005802 Jy/beam ! Clean residual mean=0.000125 rms=0.001304 Jy/beam ! Combined flux in latest and established models = 2.04848 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 244 components and 2.04848 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233522Jy sigma=0.001195 ! Fit after self-cal, rms=0.233561Jy sigma=0.001195 ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Added new window around map position (-5.2, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00473054 Jy ! Component: 100 - total flux cleaned = 0.00488029 Jy ! Component: 150 - total flux cleaned = 0.00487589 Jy ! Component: 200 - total flux cleaned = 0.00524563 Jy ! Total flux subtracted in 200 components = 0.00524563 Jy ! Clean residual min=-0.004221 max=0.005212 Jy/beam ! Clean residual mean=0.000064 rms=0.001238 Jy/beam ! Combined flux in latest and established models = 2.05373 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 256 components and 2.05373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233385Jy sigma=0.001193 ! Fit after self-cal, rms=0.233377Jy sigma=0.001193 ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Added new window around map position (-7.4, -11.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00511253 Jy ! Component: 100 - total flux cleaned = 0.00670064 Jy ! Component: 150 - total flux cleaned = 0.00715696 Jy ! Component: 200 - total flux cleaned = 0.00758108 Jy ! Total flux subtracted in 200 components = 0.00758108 Jy ! Clean residual min=-0.004193 max=0.004582 Jy/beam ! Clean residual mean=0.000019 rms=0.001168 Jy/beam ! Combined flux in latest and established models = 2.06131 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 267 components and 2.06131 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233222Jy sigma=0.001191 ! Fit after self-cal, rms=0.233216Jy sigma=0.001191 ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233216Jy sigma=0.001191 ! Fit after self-cal, rms=0.233228Jy sigma=0.001190 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 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Estimated beam: bmin=0.5316 mas, bmaj=0.6445 mas, bpa=7.815 degrees ! Estimated noise=1087.22 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.953404 Jy ! Component: 100 - total flux cleaned = 1.19037 Jy ! Component: 150 - total flux cleaned = 1.30522 Jy ! Component: 200 - total flux cleaned = 1.37873 Jy ! Total flux subtracted in 200 components = 1.37873 Jy ! Clean residual min=-0.013408 max=0.039500 Jy/beam ! Clean residual mean=0.001311 rms=0.004810 Jy/beam ! Combined flux in latest and established models = 1.37873 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 1.37873 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Estimated beam: bmin=0.6174 mas, bmaj=0.7859 mas, bpa=13.81 degrees ! Estimated noise=702.658 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 = 0.0886487 Jy ! Component: 100 - total flux cleaned = 0.159937 Jy ! Component: 150 - total flux cleaned = 0.220473 Jy ! Component: 200 - total flux cleaned = 0.27267 Jy ! Total flux subtracted in 200 components = 0.27267 Jy ! Clean residual min=-0.011274 max=0.032393 Jy/beam ! Clean residual mean=0.004291 rms=0.008232 Jy/beam ! Combined flux in latest and established models = 1.6514 Jy ! Adding 94 model components to the UV plane model. ! The established model now contains 97 components and 1.6514 Jy ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 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 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Estimated beam: bmin=2.367 mas, bmaj=2.484 mas, bpa=66.3 degrees ! Estimated noise=1109.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.133435 Jy ! Component: 100 - total flux cleaned = 0.21671 Jy ! Component: 150 - total flux cleaned = 0.272664 Jy ! Component: 200 - total flux cleaned = 0.312049 Jy ! Total flux subtracted in 200 components = 0.312049 Jy ! Clean residual min=-0.009721 max=0.023982 Jy/beam ! Clean residual mean=0.004275 rms=0.007693 Jy/beam ! Combined flux in latest and established models = 1.96345 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 = 0.0284401 Jy ! Component: 100 - total flux cleaned = 0.049418 Jy ! Component: 150 - total flux cleaned = 0.0652839 Jy ! Component: 200 - total flux cleaned = 0.0773914 Jy ! Total flux subtracted in 200 components = 0.0773914 Jy ! Clean residual min=-0.005417 max=0.009515 Jy/beam ! Clean residual mean=0.001392 rms=0.003257 Jy/beam ! Combined flux in latest and established models = 2.04084 Jy ! Adding 179 model components to the UV plane model. ! The established model now contains 257 components and 2.04084 Jy ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! Estimated beam: bmin=0.6174 mas, bmaj=0.7859 mas, bpa=13.81 degrees ! Estimated noise=702.658 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00321656 Jy ! Component: 100 - total flux cleaned = 0.00135999 Jy ! Component: 150 - total flux cleaned = 0.00542791 Jy ! Component: 200 - total flux cleaned = 0.0089276 Jy ! Total flux subtracted in 200 components = 0.0089276 Jy ! Clean residual min=-0.006703 max=0.008026 Jy/beam ! Clean residual mean=0.000256 rms=0.001696 Jy/beam ! Combined flux in latest and established models = 2.04976 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 269 components and 2.04976 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235424Jy sigma=0.001213 ! Fit after self-cal, rms=0.234971Jy sigma=0.001207 wmodel J2038+5119_X_2008_07_09_pus_map.mod ! Writing 269 model components to file: J2038+5119_X_2008_07_09_pus_map.mod wobs J2038+5119_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J2038+5119_X_2008_07_09_pus_uvs.fits wwins J2038+5119_X_2008_07_09_pus_map.win ! wwins: Wrote 11 windows to J2038+5119_X_2008_07_09_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 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195887 Jy ! Component: 100 - total flux cleaned = 0.003103 Jy ! Component: 150 - total flux cleaned = 0.0038183 Jy ! Component: 200 - total flux cleaned = 0.00485404 Jy ! Component: 250 - total flux cleaned = 0.00551912 Jy ! Component: 300 - total flux cleaned = 0.00594868 Jy ! Component: 350 - total flux cleaned = 0.00657707 Jy ! Component: 400 - total flux cleaned = 0.00718662 Jy ! Component: 450 - total flux cleaned = 0.00768284 Jy ! Component: 500 - total flux cleaned = 0.00836228 Jy ! Component: 550 - total flux cleaned = 0.00883844 Jy ! Component: 600 - total flux cleaned = 0.00949149 Jy ! Component: 650 - total flux cleaned = 0.00994794 Jy ! Component: 700 - total flux cleaned = 0.0103958 Jy ! Component: 750 - total flux cleaned = 0.0109229 Jy ! Component: 800 - total flux cleaned = 0.0113541 Jy ! Component: 850 - total flux cleaned = 0.0117782 Jy ! Component: 900 - total flux cleaned = 0.0123602 Jy ! Component: 950 - total flux cleaned = 0.0129319 Jy ! Component: 1000 - total flux cleaned = 0.0134141 Jy ! Total flux subtracted in 1024 components = 0.0136518 Jy ! Clean residual min=-0.003951 max=0.003948 Jy/beam ! Clean residual mean=0.000133 rms=0.001349 Jy/beam ! Combined flux in latest and established models = 2.06342 Jy keep ! Adding 56 model components to the UV plane model. ! The established model now contains 306 components and 2.06342 Jy wmap "J2038+5119_X_2008_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6174 x 0.7859 at 13.81 degrees (North through East) ! Clean map min=-0.0043343 max=1.2915 Jy/beam ! Writing clean map to FITS file: J2038+5119_X_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.29147 invert ! Inverting map ! Your choice of large map pixels excluded 3.68% of the data. ! The x-axis pixel size should ideally be below 0.1732 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00134924 device "J2038+5119_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J2038+5119_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.313419 0.313419 0.626838 1.25368 2.50735 5.0147 10.0294 20.0588 40.1176 80.2353 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.004 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.291 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6174 x 0.7859 at 13.81 degrees (North through East) ! Clean map min=-0.0043343 max=1.2915 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2038+5119_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J2038+5119_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2038+5119_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 22:33:49 2010