! Started logfile: J1608+1029_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:50:50 2010 obs J1608+1029_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1608+1029_X_2008_04_02_pus_uva.fits ! AN table 1: 116 integrations on 120 of 120 possible baselines. ! AN table 2: 3 integrations on 120 of 120 possible baselines. ! AN table 3: 138 integrations on 120 of 120 possible baselines. ! AN table 4: 148 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0906379 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1608+1029 ! ! 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 17620 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 1570 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! A total of 1478 telescope corrections were flagged in sub-array 3. ! A total of 1883 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1588 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! A total of 1487 telescope corrections were flagged in sub-array 3. ! A total of 1891 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1570 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! A total of 1478 telescope corrections were flagged in sub-array 3. ! A total of 1883 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1570 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! A total of 1483 telescope corrections were flagged in sub-array 3. ! A total of 1883 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.941822Jy sigma=0.007026 ! Fit after self-cal, rms=0.340515Jy sigma=0.001898 ! 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 9.78% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.6019 mas, bmaj=0.9575 mas, bpa=-5.283 degrees ! Estimated noise=1351.93 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 = 0.73836 Jy ! Component: 100 - total flux cleaned = 0.915902 Jy ! Total flux subtracted in 100 components = 0.915902 Jy ! Clean residual min=-0.028838 max=0.097228 Jy/beam ! Clean residual mean=0.000049 rms=0.009271 Jy/beam ! Combined flux in latest and established models = 0.915902 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.915902 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346734Jy sigma=0.002066 ! Fit after self-cal, rms=0.346501Jy sigma=0.002066 ! Inverting map ! Your choice of large map pixels excluded 9.78% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Added new window around map position (-1.2, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.101305 Jy ! Component: 100 - total flux cleaned = 0.167076 Jy ! Total flux subtracted in 100 components = 0.167076 Jy ! Clean residual min=-0.021607 max=0.038954 Jy/beam ! Clean residual mean=0.000005 rms=0.005966 Jy/beam ! Combined flux in latest and established models = 1.08298 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 18 components and 1.08298 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302983Jy sigma=0.001524 ! Fit after self-cal, rms=0.300841Jy sigma=0.001507 ! Inverting map ! Your choice of large map pixels excluded 9.78% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0511101 Jy ! Component: 100 - total flux cleaned = 0.0850266 Jy ! Total flux subtracted in 100 components = 0.0850266 Jy ! Clean residual min=-0.018104 max=0.022467 Jy/beam ! Clean residual mean=-0.000015 rms=0.004513 Jy/beam ! Combined flux in latest and established models = 1.168 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 24 components and 1.168 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.289403Jy sigma=0.001340 ! Fit after self-cal, rms=0.288648Jy sigma=0.001333 ! Inverting map ! Your choice of large map pixels excluded 9.78% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 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 9.78% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.8234 mas, bmaj=1.162 mas, bpa=-2.375 degrees ! Estimated noise=827.891 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 = 0.0365218 Jy ! Component: 100 - total flux cleaned = 0.0532904 Jy ! Component: 150 - total flux cleaned = 0.0617314 Jy ! Component: 200 - total flux cleaned = 0.0630316 Jy ! Total flux subtracted in 200 components = 0.0630316 Jy ! Clean residual min=-0.017428 max=0.016558 Jy/beam ! Clean residual mean=-0.000320 rms=0.004207 Jy/beam ! Combined flux in latest and established models = 1.23104 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 33 components and 1.23104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285044Jy sigma=0.001279 ! Fit after self-cal, rms=0.284576Jy sigma=0.001275 ! Inverting map ! Your choice of large map pixels excluded 9.78% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.01 ON 0.88 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.01 ZC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.02 HH 0.97 HN 1.02 ! KK 0.95 KP 0.99 LA 1.01 MK 1.00 ! NL 0.98 NY 1.04 ON 1.01 OV 0.98 ! PT 1.03 SC 1.01 WZ 0.96 ZC 1.25 ! ! A total of 156 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.97 HH 0.94 HN 1.03 ! KK 1.00* KP 1.01 LA 0.99 MK 1.00* ! NL 0.97 NY 1.04 ON 0.98 OV 1.02 ! PT 0.99 SC 0.98 WZ 1.04 ZC 0.91 ! ! ! Correcting IF 2. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! 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 0.95 ON 0.87 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.05 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.00 HH 1.02 HN 1.02 ! KK 0.95 KP 0.94 LA 0.99 MK 0.99 ! NL 0.97 NY 1.01 ON 1.01 OV 0.97 ! PT 1.02 SC 1.04 WZ 0.98 ZC 1.00* ! ! A total of 156 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.96 HH 0.95 HN 1.03 ! KK 1.00* KP 0.96 LA 0.97 MK 1.00* ! NL 0.93 NY 1.08 ON 1.11 OV 0.99 ! PT 0.98 SC 0.98 WZ 0.98 ZC 0.93 ! ! ! Correcting IF 3. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.01 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.97 ON 0.87 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.98 ZC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.03 HH 0.93 HN 1.03 ! KK 1.02 KP 0.98 LA 1.03 MK 1.02 ! NL 0.99 NY 1.02 ON 0.98 OV 0.99 ! PT 1.02 SC 1.05 WZ 0.96 ZC 1.32 ! ! A total of 156 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 0.99 HH 0.86 HN 1.02 ! KK 1.00* KP 0.98 LA 0.99 MK 1.00* ! NL 0.96 NY 1.00 ON 1.10 OV 1.04 ! PT 0.98 SC 1.00 WZ 1.07 ZC 0.92 ! ! ! Correcting IF 4. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.03 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.01 ON 0.88 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.95 ZC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.01 HH 1.01 HN 1.03 ! KK 1.00 KP 0.95 LA 1.02 MK 0.98 ! NL 1.00 NY 1.04 ON 0.97 OV 0.98 ! PT 1.02 SC 1.07 WZ 0.95 ZC 1.16 ! ! A total of 156 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.98 HH 0.93 HN 1.03 ! KK 1.00* KP 0.98 LA 0.99 MK 1.00* ! NL 0.97 NY 0.98 ON 1.04 OV 1.03 ! PT 0.99 SC 1.02 WZ 1.04 ZC 1.00 ! ! ! Fit before self-cal, rms=0.284576Jy sigma=0.001275 ! Fit after self-cal, rms=0.256375Jy sigma=0.001236 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.8122 mas, bmaj=1.2 mas, bpa=-1.745 degrees ! Estimated noise=831.955 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 = -0.00168693 Jy ! Component: 100 - total flux cleaned = -0.00226637 Jy ! Component: 150 - total flux cleaned = -0.00255878 Jy ! Component: 200 - total flux cleaned = -0.0026865 Jy ! Total flux subtracted in 200 components = -0.0026865 Jy ! Clean residual min=-0.010310 max=0.010663 Jy/beam ! Clean residual mean=-0.000216 rms=0.002671 Jy/beam ! Combined flux in latest and established models = 1.22835 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 37 components and 1.22835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256111Jy sigma=0.001234 ! Fit after self-cal, rms=0.256052Jy sigma=0.001233 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 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=0.256052Jy sigma=0.001233 ! Fit after self-cal, rms=0.251189Jy sigma=0.001197 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.8139 mas, bmaj=1.198 mas, bpa=-1.745 degrees ! Estimated noise=831.991 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138026 Jy ! Component: 100 - total flux cleaned = 0.00203302 Jy ! Component: 150 - total flux cleaned = 0.00241865 Jy ! Component: 200 - total flux cleaned = 0.00241802 Jy ! Total flux subtracted in 200 components = 0.00241802 Jy ! Clean residual min=-0.005987 max=0.006773 Jy/beam ! Clean residual mean=0.000026 rms=0.001488 Jy/beam ! Combined flux in latest and established models = 1.23077 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 41 components and 1.23077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250986Jy sigma=0.001195 ! Fit after self-cal, rms=0.250858Jy sigma=0.001194 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 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 (-2.2, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00386672 Jy ! Component: 100 - total flux cleaned = 0.00489317 Jy ! Component: 150 - total flux cleaned = 0.00515478 Jy ! Component: 200 - total flux cleaned = 0.00514871 Jy ! Total flux subtracted in 200 components = 0.00514871 Jy ! Clean residual min=-0.005474 max=0.005449 Jy/beam ! Clean residual mean=0.000012 rms=0.001405 Jy/beam ! Combined flux in latest and established models = 1.23592 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 52 components and 1.23592 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250648Jy sigma=0.001192 ! Fit after self-cal, rms=0.250592Jy sigma=0.001192 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 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=0.250592Jy sigma=0.001192 ! Fit after self-cal, rms=0.248654Jy sigma=0.001188 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.8139 mas, bmaj=1.194 mas, bpa=-1.683 degrees ! Estimated noise=831 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00284195 Jy ! Component: 100 - total flux cleaned = 0.00391571 Jy ! Component: 150 - total flux cleaned = 0.0043791 Jy ! Component: 200 - total flux cleaned = 0.00448021 Jy ! Total flux subtracted in 200 components = 0.00448021 Jy ! Clean residual min=-0.005260 max=0.004911 Jy/beam ! Clean residual mean=0.000023 rms=0.001232 Jy/beam ! Combined flux in latest and established models = 1.2404 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 60 components and 1.2404 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248477Jy sigma=0.001187 ! Fit after self-cal, rms=0.248412Jy sigma=0.001186 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 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 = 0.000553476 Jy ! Component: 100 - total flux cleaned = 0.00119882 Jy ! Component: 150 - total flux cleaned = 0.00138061 Jy ! Component: 200 - total flux cleaned = 0.0013799 Jy ! Total flux subtracted in 200 components = 0.0013799 Jy ! Clean residual min=-0.004949 max=0.004713 Jy/beam ! Clean residual mean=0.000019 rms=0.001209 Jy/beam ! Combined flux in latest and established models = 1.24178 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 65 components and 1.24178 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248316Jy sigma=0.001186 ! Fit after self-cal, rms=0.248293Jy sigma=0.001186 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 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=0.248293Jy sigma=0.001186 ! Fit after self-cal, rms=0.247808Jy sigma=0.001185 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=2.565 mas, bmaj=2.965 mas, bpa=-18.28 degrees ! Estimated noise=977.837 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00300588 Jy ! Component: 100 - total flux cleaned = 0.00327548 Jy ! Component: 150 - total flux cleaned = 0.0036232 Jy ! Component: 200 - total flux cleaned = 0.00390511 Jy ! Total flux subtracted in 200 components = 0.00390511 Jy ! Clean residual min=-0.004314 max=0.005257 Jy/beam ! Clean residual mean=0.000048 rms=0.001283 Jy/beam ! Combined flux in latest and established models = 1.24568 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 79 components and 1.24568 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247782Jy sigma=0.001185 ! Fit after self-cal, rms=0.247753Jy sigma=0.001185 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 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 = 0.000115768 Jy ! Component: 100 - total flux cleaned = 0.000346123 Jy ! Component: 150 - total flux cleaned = 0.000641987 Jy ! Component: 200 - total flux cleaned = 0.000877589 Jy ! Total flux subtracted in 200 components = 0.000877589 Jy ! Clean residual min=-0.004278 max=0.005231 Jy/beam ! Clean residual mean=0.000043 rms=0.001271 Jy/beam ! Combined flux in latest and established models = 1.24656 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 83 components and 1.24656 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247758Jy sigma=0.001185 ! Fit after self-cal, rms=0.247741Jy sigma=0.001185 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 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 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.8142 mas, bmaj=1.193 mas, bpa=-1.648 degrees ! Estimated noise=830.695 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8142 x 1.193 at -1.648 degrees (North through East) ! Clean map min=-0.0039017 max=0.94246 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=0.247741Jy sigma=0.001185 ! Fit after self-cal, rms=0.242491Jy sigma=0.001072 ! Inverting map and beam ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.8134 mas, bmaj=1.193 mas, bpa=-1.762 degrees ! Estimated noise=830.582 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121693 Jy ! Component: 100 - total flux cleaned = 0.00177462 Jy ! Component: 150 - total flux cleaned = 0.00208409 Jy ! Component: 200 - total flux cleaned = 0.00221747 Jy ! Total flux subtracted in 200 components = 0.00221747 Jy ! Clean residual min=-0.004169 max=0.004251 Jy/beam ! Clean residual mean=0.000018 rms=0.001051 Jy/beam ! Combined flux in latest and established models = 1.24878 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 87 components and 1.24878 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242406Jy sigma=0.001071 ! Fit after self-cal, rms=0.242384Jy sigma=0.001071 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.73265e-05 Jy ! Component: 100 - total flux cleaned = 0.000385769 Jy ! Component: 150 - total flux cleaned = 0.000446605 Jy ! Component: 200 - total flux cleaned = 0.000505153 Jy ! Total flux subtracted in 200 components = 0.000505153 Jy ! Clean residual min=-0.004074 max=0.004248 Jy/beam ! Clean residual mean=0.000017 rms=0.001040 Jy/beam ! Combined flux in latest and established models = 1.24928 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 88 components and 1.24928 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242338Jy sigma=0.001071 ! Fit after self-cal, rms=0.242321Jy sigma=0.001071 ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242321Jy sigma=0.001071 ! Fit after self-cal, rms=0.242885Jy sigma=0.001071 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 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.6085 mas, bmaj=0.9564 mas, bpa=-5.272 degrees ! Estimated noise=1344.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.730652 Jy ! Component: 100 - total flux cleaned = 0.916193 Jy ! Component: 150 - total flux cleaned = 1.01809 Jy ! Component: 200 - total flux cleaned = 1.08326 Jy ! Total flux subtracted in 200 components = 1.08326 Jy ! Clean residual min=-0.012401 max=0.035458 Jy/beam ! Clean residual mean=0.000048 rms=0.004017 Jy/beam ! Combined flux in latest and established models = 1.08326 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 17 model components to the UV plane model. ! The established model now contains 17 components and 1.08326 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.8139 mas, bmaj=1.192 mas, bpa=-1.727 degrees ! Estimated noise=830.825 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 = 0.0752705 Jy ! Component: 100 - total flux cleaned = 0.113501 Jy ! Component: 150 - total flux cleaned = 0.134698 Jy ! Component: 200 - total flux cleaned = 0.146945 Jy ! Total flux subtracted in 200 components = 0.146945 Jy ! Clean residual min=-0.004929 max=0.007525 Jy/beam ! Clean residual mean=0.000080 rms=0.001416 Jy/beam ! Combined flux in latest and established models = 1.2302 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 46 components and 1.2302 Jy ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Added new window around map position (0.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00809694 Jy ! Component: 100 - total flux cleaned = 0.0131732 Jy ! Component: 150 - total flux cleaned = 0.0166548 Jy ! Component: 200 - total flux cleaned = 0.0190624 Jy ! Total flux subtracted in 200 components = 0.0190624 Jy ! Clean residual min=-0.003861 max=0.003983 Jy/beam ! Clean residual mean=0.000025 rms=0.001007 Jy/beam ! Combined flux in latest and established models = 1.24927 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 62 components and 1.24927 Jy ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 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 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=2.563 mas, bmaj=2.964 mas, bpa=-18.21 degrees ! Estimated noise=978.836 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00212217 Jy ! Component: 100 - total flux cleaned = 0.00293776 Jy ! Component: 150 - total flux cleaned = 0.00302569 Jy ! Component: 200 - total flux cleaned = 0.00308015 Jy ! Total flux subtracted in 200 components = 0.00308015 Jy ! Clean residual min=-0.003419 max=0.004005 Jy/beam ! Clean residual mean=0.000033 rms=0.001072 Jy/beam ! Combined flux in latest and established models = 1.25235 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 = 7.56195e-05 Jy ! Component: 100 - total flux cleaned = 9.93477e-05 Jy ! Component: 150 - total flux cleaned = 0.00012221 Jy ! Component: 200 - total flux cleaned = 0.000143772 Jy ! Total flux subtracted in 200 components = 0.000143772 Jy ! Clean residual min=-0.003436 max=0.003959 Jy/beam ! Clean residual mean=0.000032 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 1.25249 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 75 components and 1.25249 Jy ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.8139 mas, bmaj=1.192 mas, bpa=-1.727 degrees ! Estimated noise=830.825 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000778163 Jy ! Component: 100 - total flux cleaned = -0.000780315 Jy ! Component: 150 - total flux cleaned = -0.000658667 Jy ! Component: 200 - total flux cleaned = -0.000544146 Jy ! Total flux subtracted in 200 components = -0.000544146 Jy ! Clean residual min=-0.003841 max=0.003713 Jy/beam ! Clean residual mean=0.000017 rms=0.000978 Jy/beam ! Combined flux in latest and established models = 1.25195 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 81 components and 1.25195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242827Jy sigma=0.001071 ! Fit after self-cal, rms=0.242715Jy sigma=0.001070 wmodel J1608+1029_X_2008_04_02_pus_map.mod ! Writing 81 model components to file: J1608+1029_X_2008_04_02_pus_map.mod wobs J1608+1029_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1608+1029_X_2008_04_02_pus_uvs.fits wwins J1608+1029_X_2008_04_02_pus_map.win ! wwins: Wrote 4 windows to J1608+1029_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 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000217862 Jy ! Component: 100 - total flux cleaned = -0.00041252 Jy ! Component: 150 - total flux cleaned = -0.000602167 Jy ! Component: 200 - total flux cleaned = -0.000723322 Jy ! Component: 250 - total flux cleaned = -0.00101716 Jy ! Component: 300 - total flux cleaned = -0.00130258 Jy ! Component: 350 - total flux cleaned = -0.00141453 Jy ! Component: 400 - total flux cleaned = -0.00163204 Jy ! Component: 450 - total flux cleaned = -0.00163095 Jy ! Component: 500 - total flux cleaned = -0.00178923 Jy ! Component: 550 - total flux cleaned = -0.00184107 Jy ! Component: 600 - total flux cleaned = -0.00204439 Jy ! Component: 650 - total flux cleaned = -0.00199444 Jy ! Component: 700 - total flux cleaned = -0.00214279 Jy ! Component: 750 - total flux cleaned = -0.00219192 Jy ! Component: 800 - total flux cleaned = -0.00224005 Jy ! Component: 850 - total flux cleaned = -0.00219279 Jy ! Component: 900 - total flux cleaned = -0.00228697 Jy ! Component: 950 - total flux cleaned = -0.00224007 Jy ! Component: 1000 - total flux cleaned = -0.00214838 Jy ! Component: 1050 - total flux cleaned = -0.0021938 Jy ! Component: 1100 - total flux cleaned = -0.00210322 Jy ! Component: 1150 - total flux cleaned = -0.00205861 Jy ! Component: 1200 - total flux cleaned = -0.00210158 Jy ! Component: 1250 - total flux cleaned = -0.00197034 Jy ! Component: 1300 - total flux cleaned = -0.00201318 Jy ! Component: 1350 - total flux cleaned = -0.00188421 Jy ! Component: 1400 - total flux cleaned = -0.00188479 Jy ! Component: 1450 - total flux cleaned = -0.00188467 Jy ! Component: 1500 - total flux cleaned = -0.00200961 Jy ! Component: 1550 - total flux cleaned = -0.00192621 Jy ! Component: 1600 - total flux cleaned = -0.00176179 Jy ! Component: 1650 - total flux cleaned = -0.00192503 Jy ! Component: 1700 - total flux cleaned = -0.00196482 Jy ! Component: 1750 - total flux cleaned = -0.00188445 Jy ! Component: 1800 - total flux cleaned = -0.0018451 Jy ! Component: 1850 - total flux cleaned = -0.0018053 Jy ! Component: 1900 - total flux cleaned = -0.00196253 Jy ! Component: 1950 - total flux cleaned = -0.00184531 Jy ! Component: 2000 - total flux cleaned = -0.00188346 Jy ! Total flux subtracted in 2048 components = -0.00176801 Jy ! Clean residual min=-0.002019 max=0.002384 Jy/beam ! Clean residual mean=-0.000001 rms=0.000686 Jy/beam ! Combined flux in latest and established models = 1.25018 Jy keep ! Adding 159 model components to the UV plane model. ! The established model now contains 240 components and 1.25018 Jy wmap "J1608+1029_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8139 x 1.192 at -1.727 degrees (North through East) ! Clean map min=-0.0029352 max=0.94594 Jy/beam ! Writing clean map to FITS file: J1608+1029_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 0.945942 invert ! Inverting map ! Your choice of large map pixels excluded 8.7% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000682086 device "J1608+1029_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1608+1029_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.21632 0.21632 0.432639 0.865278 1.73056 3.46111 6.92223 13.8445 27.6889 55.3778 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.945 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8139 x 1.192 at -1.727 degrees (North through East) ! Clean map min=-0.0029352 max=0.94594 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1608+1029_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1608+1029_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1608+1029_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:50:57 2010