! Started logfile: J1756+1535_X_2010_10_13_pus_uvs.log on Mon Feb 28 17:18:25 2011 obs J1756+1535_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1756+1535_X_2010_10_13_pus_uva.fits ! AN table 1: 98 integrations on 105 of 105 possible baselines. ! AN table 2: 137 integrations on 105 of 105 possible baselines. ! AN table 3: 10 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.173683 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1756+1535 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 5978 lines of history. ! ! Reading 17872 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 ![@muppet J1756+1535_X_2010_10_13_pus] 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 817 telescope corrections were flagged in sub-array 1. ! A total of 1373 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 817 telescope corrections were flagged in sub-array 1. ! A total of 1373 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 817 telescope corrections were flagged in sub-array 1. ! A total of 1373 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 817 telescope corrections were flagged in sub-array 1. ! A total of 1373 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.754196Jy sigma=0.007580 ! Fit after self-cal, rms=0.611839Jy sigma=0.006511 ! 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 8.34% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec ! Estimated beam: bmin=0.61 mas, bmaj=1.131 mas, bpa=-4.776 degrees ! Estimated noise=822.91 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 = 0.301265 Jy ! Component: 100 - total flux cleaned = 0.386024 Jy ! Total flux subtracted in 100 components = 0.386024 Jy ! Clean residual min=-0.011797 max=0.039120 Jy/beam ! Clean residual mean=0.001125 rms=0.005219 Jy/beam ! Combined flux in latest and established models = 0.386024 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.386024 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169842Jy sigma=0.001634 ! Fit after self-cal, rms=0.169688Jy sigma=0.001633 ! Inverting map ! Your choice of large map pixels excluded 8.34% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.044652 Jy ! Component: 100 - total flux cleaned = 0.0693918 Jy ! Total flux subtracted in 100 components = 0.0693918 Jy ! Clean residual min=-0.008067 max=0.016375 Jy/beam ! Clean residual mean=0.000486 rms=0.002849 Jy/beam ! Combined flux in latest and established models = 0.455416 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.455416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155571Jy sigma=0.001402 ! Fit after self-cal, rms=0.155380Jy sigma=0.001400 ! Inverting map ! Your choice of large map pixels excluded 8.34% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec ! Added new window around map position (-0.8, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0174104 Jy ! Component: 100 - total flux cleaned = 0.0280923 Jy ! Total flux subtracted in 100 components = 0.0280923 Jy ! Clean residual min=-0.007527 max=0.012241 Jy/beam ! Clean residual mean=0.000229 rms=0.002289 Jy/beam ! Combined flux in latest and established models = 0.483508 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 22 components and 0.483508 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153369Jy sigma=0.001364 ! Fit after self-cal, rms=0.153228Jy sigma=0.001363 ! Inverting map ! Your choice of large map pixels excluded 8.34% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 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 8.34% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec ! Estimated beam: bmin=0.7764 mas, bmaj=1.315 mas, bpa=-5.247 degrees ! Estimated noise=518.898 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 = 0.0106165 Jy ! Component: 100 - total flux cleaned = 0.0154959 Jy ! Component: 150 - total flux cleaned = 0.0163399 Jy ! Component: 200 - total flux cleaned = 0.0168956 Jy ! Total flux subtracted in 200 components = 0.0168956 Jy ! Clean residual min=-0.006660 max=0.008588 Jy/beam ! Clean residual mean=-0.000368 rms=0.001935 Jy/beam ! Combined flux in latest and established models = 0.500404 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 32 components and 0.500404 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152647Jy sigma=0.001354 ! Fit after self-cal, rms=0.152539Jy sigma=0.001352 ! Inverting map ! Your choice of large map pixels excluded 8.34% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.87 HH 0.97 HN 1.00 ! KB 1.00* KK 1.00* KP 1.00* LA 1.05 ! MK 1.00* NL 1.01 NY 1.02 OV 1.00* ! PT 1.05 SC 0.94 TS 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.84 HH 1.00* HN 0.98 ! KB 1.00* KK 0.96 KP 1.00 LA 1.00 ! MK 1.05 NL 0.98 NY 0.99 OV 1.00 ! PT 0.98 SC 1.00* TS 1.11 ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.01 HH 0.95 HN 0.98 ! KB 1.00* KK 1.00* KP 1.00* LA 1.01 ! MK 1.00* NL 1.06 NY 1.01 OV 1.00* ! PT 1.08 SC 0.97 TS 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 HH 1.00* HN 1.03 ! KB 1.00* KK 0.97 KP 0.99 LA 0.98 ! MK 1.03 NL 0.99 NY 0.99 OV 1.01 ! PT 0.98 SC 1.00* TS 1.11 ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.01 HH 0.96 HN 1.05 ! KB 1.00* KK 1.00* KP 1.00* LA 0.97 ! MK 1.00* NL 0.99 NY 1.05 OV 1.00* ! PT 1.13 SC 0.98 TS 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 HH 1.00* HN 1.02 ! KB 1.00* KK 0.94 KP 0.99 LA 0.94 ! MK 1.05 NL 0.95 NY 1.06 OV 1.01 ! PT 1.02 SC 1.00* TS 1.09 ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.05 HH 0.93 HN 0.97 ! KB 1.00* KK 1.00* KP 1.00* LA 1.05 ! MK 1.00* NL 1.02 NY 0.97 OV 1.00* ! PT 1.05 SC 0.96 TS 1.00* ! ! A total of 45 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 1.00 ! KB 1.00* KK 1.00 KP 1.00 LA 1.01 ! MK 1.04 NL 0.97 NY 0.96 OV 1.04 ! PT 0.98 SC 1.00* TS 0.96 ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! ! Fit before self-cal, rms=0.152539Jy sigma=0.001352 ! Fit after self-cal, rms=0.149328Jy sigma=0.001319 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec ! Estimated beam: bmin=0.7745 mas, bmaj=1.316 mas, bpa=-4.212 degrees ! Estimated noise=527.157 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 = -0.000142199 Jy ! Component: 100 - total flux cleaned = 0.000223285 Jy ! Component: 150 - total flux cleaned = 0.000368708 Jy ! Component: 200 - total flux cleaned = 0.000427813 Jy ! Total flux subtracted in 200 components = 0.000427813 Jy ! Clean residual min=-0.003345 max=0.003588 Jy/beam ! Clean residual mean=-0.000044 rms=0.000916 Jy/beam ! Combined flux in latest and established models = 0.500832 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 37 components and 0.500832 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149263Jy sigma=0.001318 ! Fit after self-cal, rms=0.149204Jy sigma=0.001317 ! Inverting map ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 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=0.149204Jy sigma=0.001317 ! Fit after self-cal, rms=0.149324Jy sigma=0.001316 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec ! Estimated beam: bmin=0.776 mas, bmaj=1.314 mas, bpa=-3.958 degrees ! Estimated noise=527.533 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000674273 Jy ! Component: 100 - total flux cleaned = -0.000294151 Jy ! Component: 150 - total flux cleaned = -5.64765e-05 Jy ! Component: 200 - total flux cleaned = 5.13581e-05 Jy ! Total flux subtracted in 200 components = 5.13581e-05 Jy ! Clean residual min=-0.003318 max=0.003009 Jy/beam ! Clean residual mean=-0.000027 rms=0.000815 Jy/beam ! Combined flux in latest and established models = 0.500883 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 0.500883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149282Jy sigma=0.001315 ! Fit after self-cal, rms=0.149267Jy sigma=0.001315 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 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 = -0.000160012 Jy ! Component: 100 - total flux cleaned = 8.12043e-05 Jy ! Component: 150 - total flux cleaned = 0.000183282 Jy ! Component: 200 - total flux cleaned = 0.000182075 Jy ! Total flux subtracted in 200 components = 0.000182075 Jy ! Clean residual min=-0.003169 max=0.002881 Jy/beam ! Clean residual mean=-0.000030 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.501065 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 41 components and 0.501065 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149240Jy sigma=0.001315 ! Fit after self-cal, rms=0.149226Jy sigma=0.001315 ! Inverting map ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 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=0.149226Jy sigma=0.001315 ! Fit after self-cal, rms=0.149447Jy sigma=0.001315 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec ! Estimated beam: bmin=0.7772 mas, bmaj=1.312 mas, bpa=-3.625 degrees ! Estimated noise=527.955 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000499226 Jy ! Component: 100 - total flux cleaned = -0.000270088 Jy ! Component: 150 - total flux cleaned = -0.000169712 Jy ! Component: 200 - total flux cleaned = -7.909e-05 Jy ! Total flux subtracted in 200 components = -7.909e-05 Jy ! Clean residual min=-0.002948 max=0.002823 Jy/beam ! Clean residual mean=-0.000017 rms=0.000771 Jy/beam ! Combined flux in latest and established models = 0.500986 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 42 components and 0.500986 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149422Jy sigma=0.001315 ! Fit after self-cal, rms=0.149415Jy sigma=0.001315 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 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 = -5.85705e-05 Jy ! Component: 100 - total flux cleaned = 3.48444e-05 Jy ! Component: 150 - total flux cleaned = 7.5851e-05 Jy ! Component: 200 - total flux cleaned = 0.000113548 Jy ! Total flux subtracted in 200 components = 0.000113548 Jy ! Clean residual min=-0.002787 max=0.002691 Jy/beam ! Clean residual mean=-0.000020 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.5011 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 43 components and 0.5011 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149400Jy sigma=0.001314 ! Fit after self-cal, rms=0.149391Jy sigma=0.001314 ! Inverting map ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 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=0.149391Jy sigma=0.001314 ! Fit after self-cal, rms=0.149581Jy sigma=0.001314 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec ! Estimated beam: bmin=2.736 mas, bmaj=3.195 mas, bpa=-4.75 degrees ! Estimated noise=646.526 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.22513e-05 Jy ! Component: 100 - total flux cleaned = -5.75063e-05 Jy ! Component: 150 - total flux cleaned = -0.000148521 Jy ! Component: 200 - total flux cleaned = -0.000223664 Jy ! Total flux subtracted in 200 components = -0.000223664 Jy ! Clean residual min=-0.002319 max=0.002420 Jy/beam ! Clean residual mean=-0.000030 rms=0.000850 Jy/beam ! Combined flux in latest and established models = 0.500876 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 46 components and 0.500876 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149592Jy sigma=0.001314 ! Fit after self-cal, rms=0.149584Jy sigma=0.001314 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 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 = 0.000114259 Jy ! Component: 100 - total flux cleaned = 0.000114897 Jy ! Component: 150 - total flux cleaned = 9.53452e-05 Jy ! Component: 200 - total flux cleaned = 5.77659e-05 Jy ! Total flux subtracted in 200 components = 5.77659e-05 Jy ! Clean residual min=-0.002250 max=0.002374 Jy/beam ! Clean residual mean=-0.000032 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.500934 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 47 components and 0.500934 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149588Jy sigma=0.001314 ! Fit after self-cal, rms=0.149581Jy sigma=0.001314 ! Inverting map ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 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 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec ! Estimated beam: bmin=0.7782 mas, bmaj=1.31 mas, bpa=-3.321 degrees ! Estimated noise=528.286 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7782 x 1.31 at -3.321 degrees (North through East) ! Clean map min=-0.0022375 max=0.40212 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 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec ! Estimated beam: bmin=0.6063 mas, bmaj=1.137 mas, bpa=-2.939 degrees ! Estimated noise=831.369 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.302658 Jy ! Component: 100 - total flux cleaned = 0.387348 Jy ! Component: 150 - total flux cleaned = 0.431255 Jy ! Component: 200 - total flux cleaned = 0.455555 Jy ! Total flux subtracted in 200 components = 0.455555 Jy ! Clean residual min=-0.006271 max=0.012421 Jy/beam ! Clean residual mean=0.000430 rms=0.002168 Jy/beam ! Combined flux in latest and established models = 0.455555 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.455555 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec ! Estimated beam: bmin=0.7782 mas, bmaj=1.31 mas, bpa=-3.321 degrees ! Estimated noise=528.286 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 = 0.023068 Jy ! Component: 100 - total flux cleaned = 0.0338418 Jy ! Component: 150 - total flux cleaned = 0.0393228 Jy ! Component: 200 - total flux cleaned = 0.0421916 Jy ! Total flux subtracted in 200 components = 0.0421916 Jy ! Clean residual min=-0.002345 max=0.002799 Jy/beam ! Clean residual mean=0.000064 rms=0.000739 Jy/beam ! Combined flux in latest and established models = 0.497746 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 36 components and 0.497746 Jy ! Inverting map ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 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 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec ! Estimated beam: bmin=2.736 mas, bmaj=3.195 mas, bpa=-4.75 degrees ! Estimated noise=646.526 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195173 Jy ! Component: 100 - total flux cleaned = 0.00251436 Jy ! Component: 150 - total flux cleaned = 0.002567 Jy ! Component: 200 - total flux cleaned = 0.00261146 Jy ! Total flux subtracted in 200 components = 0.00261146 Jy ! Clean residual min=-0.002182 max=0.002274 Jy/beam ! Clean residual mean=-0.000002 rms=0.000816 Jy/beam ! Combined flux in latest and established models = 0.500358 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 = 2.63938e-05 Jy ! Component: 100 - total flux cleaned = 5.08156e-05 Jy ! Component: 150 - total flux cleaned = 6.08158e-05 Jy ! Component: 200 - total flux cleaned = 6.09038e-05 Jy ! Total flux subtracted in 200 components = 6.09038e-05 Jy ! Clean residual min=-0.002150 max=0.002248 Jy/beam ! Clean residual mean=-0.000005 rms=0.000809 Jy/beam ! Combined flux in latest and established models = 0.500419 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 41 components and 0.500419 Jy ! Inverting map ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec ! Estimated beam: bmin=0.7782 mas, bmaj=1.31 mas, bpa=-3.321 degrees ! Estimated noise=528.286 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.49571e-05 Jy ! Component: 100 - total flux cleaned = -0.000170269 Jy ! Component: 150 - total flux cleaned = -0.000169455 Jy ! Component: 200 - total flux cleaned = -0.000169514 Jy ! Total flux subtracted in 200 components = -0.000169514 Jy ! Clean residual min=-0.002532 max=0.002554 Jy/beam ! Clean residual mean=0.000007 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.500249 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 44 components and 0.500249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149480Jy sigma=0.001314 ! Fit after self-cal, rms=0.149462Jy sigma=0.001314 wmodel J1756+1535_X_2010_10_13_pus_map.mod ! Writing 44 model components to file: J1756+1535_X_2010_10_13_pus_map.mod wobs J1756+1535_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1756+1535_X_2010_10_13_pus_uvs.fits wwins J1756+1535_X_2010_10_13_pus_map.win ! wwins: Wrote 2 windows to J1756+1535_X_2010_10_13_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 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000573299 Jy ! Component: 100 - total flux cleaned = 0.00112989 Jy ! Component: 150 - total flux cleaned = 0.00137165 Jy ! Component: 200 - total flux cleaned = 0.00160163 Jy ! Component: 250 - total flux cleaned = 0.00178425 Jy ! Component: 300 - total flux cleaned = 0.00189007 Jy ! Component: 350 - total flux cleaned = 0.00209477 Jy ! Component: 400 - total flux cleaned = 0.00225998 Jy ! Component: 450 - total flux cleaned = 0.00232473 Jy ! Component: 500 - total flux cleaned = 0.0023881 Jy ! Component: 550 - total flux cleaned = 0.00247998 Jy ! Component: 600 - total flux cleaned = 0.00253924 Jy ! Component: 650 - total flux cleaned = 0.00259774 Jy ! Component: 700 - total flux cleaned = 0.00268384 Jy ! Component: 750 - total flux cleaned = 0.00268404 Jy ! Component: 800 - total flux cleaned = 0.00271184 Jy ! Component: 850 - total flux cleaned = 0.00273869 Jy ! Component: 900 - total flux cleaned = 0.00273877 Jy ! Component: 950 - total flux cleaned = 0.00276519 Jy ! Component: 1000 - total flux cleaned = 0.00276546 Jy ! Total flux subtracted in 1024 components = 0.00281643 Jy ! Clean residual min=-0.001423 max=0.001268 Jy/beam ! Clean residual mean=-0.000014 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.503066 Jy keep ! Adding 53 model components to the UV plane model. ! The established model now contains 97 components and 0.503066 Jy ![Exited script file: muppet] wmap "J1756+1535_X_2010_10_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7782 x 1.31 at -3.321 degrees (North through East) ! Clean map min=-0.001805 max=0.40456 Jy/beam ! Writing clean map to FITS file: J1756+1535_X_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.404562 invert ! Inverting map ! Your choice of large map pixels excluded 8.53% of the data. ! The x-axis pixel size should ideally be below 0.1752 milli-arcsec ! The y-axis pixel size should ideally be below 0.1774 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000494087 device "J1756+1535_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1756+1535_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.366387 0.366387 0.732773 1.46555 2.93109 5.86219 11.7244 23.4487 46.8975 93.795 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.404 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7782 x 1.31 at -3.321 degrees (North through East) ! Clean map min=-0.001805 max=0.40456 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1756+1535_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1756+1535_X_2010_10_13_pus_map.gif/vgif' mapplot cln