! Started logfile: J2002+4725_X_2013_01_09_pus_uvs.log on Mon Nov 3 15:56:01 2014 obs J2002+4725_X_2013_01_09_pus_uva.fits ! Reading UV FITS file: J2002+4725_X_2013_01_09_pus_uva.fits ! AN table 1: 59 integrations on 120 of 120 possible baselines. ! AN table 2: 90 integrations on 120 of 120 possible baselines. ! AN table 3: 10 integrations on 120 of 120 possible baselines. ! AN table 4: 18 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.130414 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2002+4725 ! ! 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 2998 lines of history. ! ! Reading 11080 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 J2002+4725_X_2013_01_09_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 597 telescope corrections were flagged in sub-array 1. ! A total of 1178 telescope corrections were flagged in sub-array 2. ! A total of 50 telescope corrections were flagged in sub-array 3. ! A total of 158 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 597 telescope corrections were flagged in sub-array 1. ! A total of 1178 telescope corrections were flagged in sub-array 2. ! A total of 50 telescope corrections were flagged in sub-array 3. ! A total of 158 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 597 telescope corrections were flagged in sub-array 1. ! A total of 1178 telescope corrections were flagged in sub-array 2. ! A total of 50 telescope corrections were flagged in sub-array 3. ! A total of 158 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 597 telescope corrections were flagged in sub-array 1. ! A total of 1178 telescope corrections were flagged in sub-array 2. ! A total of 50 telescope corrections were flagged in sub-array 3. ! A total of 158 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.527785Jy sigma=0.005881 ! Fit after self-cal, rms=0.516132Jy sigma=0.005811 ! 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 4.93% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! Estimated beam: bmin=0.5519 mas, bmaj=0.8999 mas, bpa=14.89 degrees ! Estimated noise=993.814 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 = 0.42394 Jy ! Component: 100 - total flux cleaned = 0.60434 Jy ! Total flux subtracted in 100 components = 0.60434 Jy ! Clean residual min=-0.021001 max=0.083592 Jy/beam ! Clean residual mean=0.000484 rms=0.007191 Jy/beam ! Combined flux in latest and established models = 0.60434 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.60434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253903Jy sigma=0.002393 ! Fit after self-cal, rms=0.251976Jy sigma=0.002388 ! Inverting map ! Your choice of large map pixels excluded 4.93% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.092729 Jy ! Component: 100 - total flux cleaned = 0.141848 Jy ! Total flux subtracted in 100 components = 0.141848 Jy ! Clean residual min=-0.014854 max=0.025299 Jy/beam ! Clean residual mean=0.000113 rms=0.004524 Jy/beam ! Combined flux in latest and established models = 0.746188 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 16 components and 0.746188 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205136Jy sigma=0.001803 ! Fit after self-cal, rms=0.204911Jy sigma=0.001802 ! Inverting map ! Your choice of large map pixels excluded 4.93% of the data. ! The x-axis pixel size should ideally be below 0.1582 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 4.93% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! Estimated beam: bmin=0.6824 mas, bmaj=1.054 mas, bpa=14.68 degrees ! Estimated noise=705.247 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 = 0.0471179 Jy ! Component: 100 - total flux cleaned = 0.0732192 Jy ! Component: 150 - total flux cleaned = 0.0881913 Jy ! Component: 200 - total flux cleaned = 0.096782 Jy ! Total flux subtracted in 200 components = 0.096782 Jy ! Clean residual min=-0.019610 max=0.016226 Jy/beam ! Clean residual mean=-0.001050 rms=0.005133 Jy/beam ! Combined flux in latest and established models = 0.84297 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 26 components and 0.84297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196224Jy sigma=0.001667 ! Fit after self-cal, rms=0.196194Jy sigma=0.001667 ! Inverting map ! Your choice of large map pixels excluded 4.93% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HH 1.00* HN 1.09 ! KP 0.77 LA 1.00 MC 1.00* MK 0.88 ! NL 0.85 NY 0.95 OV 0.99 PT 1.01 ! SC 0.97 TS 1.32 WF 1.01 WZ 1.10 ! ! A total of 138 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 1.00* ! KP 1.00* LA 1.00* MC 1.00* MK 1.00* ! NL 1.00* NY 0.99 OV 1.00* PT 1.00* ! SC 1.00* TS 1.24 WF 0.92 WZ 1.19 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.85 HH 1.00* HN 1.07 ! KP 0.72 LA 1.00 MC 1.00* MK 0.98 ! NL 0.85 NY 1.00* OV 0.97 PT 1.01 ! SC 0.94 TS 1.00* WF 0.97 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 1.17 HH 1.00* HN 1.08 ! KP 0.78 LA 1.00 MC 1.00* MK 0.86 ! NL 0.86 NY 0.85 OV 0.99 PT 0.99 ! SC 1.06 TS 1.29 WF 0.95 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.10 HH 1.00* HN 1.15 ! KP 0.76 LA 1.04 MC 1.00* MK 0.91 ! NL 0.99 NY 0.94 OV 0.99 PT 1.08 ! SC 1.04 TS 1.14 WF 1.09 WZ 1.05 ! ! A total of 138 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.00* HH 1.00* HN 1.00* ! KP 1.00* LA 1.00* MC 1.00* MK 1.00* ! NL 1.00* NY 0.92 OV 1.00* PT 1.00* ! SC 1.00* TS 1.14 WF 0.88 WZ 1.15 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.10 FD 0.87 HH 1.00* HN 1.12 ! KP 0.71 LA 1.02 MC 1.00* MK 1.01 ! NL 1.00 NY 1.00* OV 1.01 PT 1.09 ! SC 1.03 TS 1.00* WF 1.03 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.07 FD 1.22 HH 1.00* HN 1.13 ! KP 0.76 LA 1.02 MC 1.00* MK 0.89 ! NL 0.99 NY 0.84 OV 1.03 PT 1.09 ! SC 1.15 TS 1.12 WF 0.98 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.08 HH 1.00* HN 1.13 ! KP 0.66 LA 1.04 MC 1.00* MK 0.91 ! NL 0.94 NY 1.00 OV 1.01 PT 1.03 ! SC 0.96 TS 1.08 WF 1.09 WZ 1.23 ! ! A total of 138 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00* HH 1.00* HN 1.00* ! KP 1.00* LA 1.00* MC 1.00* MK 1.00* ! NL 1.00* NY 1.04 OV 1.00* PT 1.00* ! SC 1.00* TS 1.06 WF 0.95 WZ 1.22 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 FD 0.86 HH 1.00* HN 1.11 ! KP 0.65 LA 1.02 MC 1.00* MK 1.00 ! NL 0.94 NY 1.00* OV 0.99 PT 1.02 ! SC 0.95 TS 1.00* WF 1.02 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.08 FD 1.22 HH 1.00* HN 1.10 ! KP 0.68 LA 1.03 MC 1.00* MK 0.87 ! NL 0.93 NY 0.90 OV 1.04 PT 1.02 ! SC 1.06 TS 1.18 WF 1.04 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.18 HH 1.00* HN 1.18 ! KP 0.72 LA 1.09 MC 1.00* MK 0.97 ! NL 0.98 NY 1.02 OV 1.08 PT 1.15 ! SC 1.07 TS 1.31 WF 1.22 WZ 1.26 ! ! A total of 138 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.17 FD 1.00* HH 1.00* HN 1.00* ! KP 1.00* LA 1.00* MC 1.00* MK 1.00* ! NL 1.00* NY 1.05 OV 1.00* PT 1.00* ! SC 1.00* TS 1.22 WF 0.98 WZ 1.27 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.15 FD 0.94 HH 1.00* HN 1.15 ! KP 0.69 LA 1.10 MC 1.00* MK 1.09 ! NL 0.97 NY 1.00* OV 1.07 PT 1.16 ! SC 1.07 TS 1.00* WF 1.16 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.15 FD 1.42 HH 1.00* HN 1.18 ! KP 0.74 LA 1.10 MC 1.00* MK 0.93 ! NL 0.97 NY 0.88 OV 1.04 PT 1.11 ! SC 1.21 TS 1.50 WF 1.13 WZ 1.00* ! ! ! Fit before self-cal, rms=0.196194Jy sigma=0.001667 ! Fit after self-cal, rms=0.153396Jy sigma=0.001167 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! Estimated beam: bmin=0.7411 mas, bmaj=1.064 mas, bpa=15.5 degrees ! Estimated noise=729.971 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 (-6.6, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00190321 Jy ! Component: 100 - total flux cleaned = 0.000991201 Jy ! Component: 150 - total flux cleaned = 0.000989493 Jy ! Component: 200 - total flux cleaned = 0.000874637 Jy ! Total flux subtracted in 200 components = 0.000874637 Jy ! Clean residual min=-0.004731 max=0.005331 Jy/beam ! Clean residual mean=-0.000240 rms=0.001373 Jy/beam ! Combined flux in latest and established models = 0.843845 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 35 components and 0.843845 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152844Jy sigma=0.001162 ! Fit after self-cal, rms=0.152991Jy sigma=0.001161 ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 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=0.152991Jy sigma=0.001161 ! Fit after self-cal, rms=0.153167Jy sigma=0.001132 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! Estimated beam: bmin=0.7419 mas, bmaj=1.066 mas, bpa=15.79 degrees ! Estimated noise=730.754 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00238395 Jy ! Component: 100 - total flux cleaned = -0.00351076 Jy ! Component: 150 - total flux cleaned = -0.00409289 Jy ! Component: 200 - total flux cleaned = -0.00469226 Jy ! Total flux subtracted in 200 components = -0.00469226 Jy ! Clean residual min=-0.004057 max=0.003118 Jy/beam ! Clean residual mean=-0.000148 rms=0.000924 Jy/beam ! Combined flux in latest and established models = 0.839153 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 42 components and 0.839152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153056Jy sigma=0.001131 ! Fit after self-cal, rms=0.153118Jy sigma=0.001131 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 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 = -0.000747997 Jy ! Component: 100 - total flux cleaned = -0.00109532 Jy ! Component: 150 - total flux cleaned = -0.00128632 Jy ! Component: 200 - total flux cleaned = -0.00163012 Jy ! Total flux subtracted in 200 components = -0.00163012 Jy ! Clean residual min=-0.003965 max=0.003192 Jy/beam ! Clean residual mean=-0.000121 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.837522 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 49 components and 0.837522 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153086Jy sigma=0.001130 ! Fit after self-cal, rms=0.153087Jy sigma=0.001130 ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 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=0.153087Jy sigma=0.001130 ! Fit after self-cal, rms=0.153727Jy sigma=0.001129 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! Estimated beam: bmin=0.7451 mas, bmaj=1.069 mas, bpa=16.06 degrees ! Estimated noise=732.929 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0012357 Jy ! Component: 100 - total flux cleaned = -0.00188546 Jy ! Component: 150 - total flux cleaned = -0.00243588 Jy ! Component: 200 - total flux cleaned = -0.00286359 Jy ! Total flux subtracted in 200 components = -0.00286359 Jy ! Clean residual min=-0.003821 max=0.003165 Jy/beam ! Clean residual mean=-0.000119 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 0.834659 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 50 components and 0.834659 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153682Jy sigma=0.001129 ! Fit after self-cal, rms=0.153690Jy sigma=0.001129 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 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 = -0.000409174 Jy ! Component: 100 - total flux cleaned = -0.000561152 Jy ! Component: 150 - total flux cleaned = -0.000701718 Jy ! Component: 200 - total flux cleaned = -0.00087741 Jy ! Total flux subtracted in 200 components = -0.00087741 Jy ! Clean residual min=-0.003777 max=0.003198 Jy/beam ! Clean residual mean=-0.000104 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 0.833781 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 57 components and 0.833781 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153680Jy sigma=0.001129 ! Fit after self-cal, rms=0.153681Jy sigma=0.001129 ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 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=0.153681Jy sigma=0.001129 ! Fit after self-cal, rms=0.154070Jy sigma=0.001128 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! Estimated beam: bmin=2.244 mas, bmaj=2.433 mas, bpa=-47.77 degrees ! Estimated noise=1015.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00310228 Jy ! Component: 100 - total flux cleaned = -0.00437805 Jy ! Component: 150 - total flux cleaned = -0.00495786 Jy ! Component: 200 - total flux cleaned = -0.00512991 Jy ! Total flux subtracted in 200 components = -0.00512991 Jy ! Clean residual min=-0.003714 max=0.002961 Jy/beam ! Clean residual mean=-0.000158 rms=0.000956 Jy/beam ! Combined flux in latest and established models = 0.828651 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 63 components and 0.828651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154056Jy sigma=0.001129 ! Fit after self-cal, rms=0.154045Jy sigma=0.001128 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 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 = -0.000359115 Jy ! Component: 100 - total flux cleaned = -0.000380491 Jy ! Component: 150 - total flux cleaned = -0.000461741 Jy ! Component: 200 - total flux cleaned = -0.000496185 Jy ! Total flux subtracted in 200 components = -0.000496185 Jy ! Clean residual min=-0.003681 max=0.002950 Jy/beam ! Clean residual mean=-0.000133 rms=0.000960 Jy/beam ! Combined flux in latest and established models = 0.828155 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 66 components and 0.828155 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154055Jy sigma=0.001129 ! Fit after self-cal, rms=0.154053Jy sigma=0.001129 ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 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 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! Estimated beam: bmin=0.7476 mas, bmaj=1.071 mas, bpa=16.22 degrees ! Estimated noise=734.619 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7476 x 1.071 at 16.22 degrees (North through East) ! Clean map min=-0.0030548 max=0.61229 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=0.154053Jy sigma=0.001129 ! Fit after self-cal, rms=0.147883Jy sigma=0.001045 ! Inverting map and beam ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! Estimated beam: bmin=0.7469 mas, bmaj=1.073 mas, bpa=16.43 degrees ! Estimated noise=732.999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000598022 Jy ! Component: 100 - total flux cleaned = -0.000722165 Jy ! Component: 150 - total flux cleaned = -0.000778089 Jy ! Component: 200 - total flux cleaned = -0.000831395 Jy ! Total flux subtracted in 200 components = -0.000831395 Jy ! Clean residual min=-0.003407 max=0.003003 Jy/beam ! Clean residual mean=-0.000097 rms=0.000844 Jy/beam ! Combined flux in latest and established models = 0.827324 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 71 components and 0.827324 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147862Jy sigma=0.001045 ! Fit after self-cal, rms=0.147853Jy sigma=0.001045 ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000147437 Jy ! Component: 100 - total flux cleaned = -0.000235946 Jy ! Component: 150 - total flux cleaned = -0.000317355 Jy ! Component: 200 - total flux cleaned = -0.000433392 Jy ! Total flux subtracted in 200 components = -0.000433392 Jy ! Clean residual min=-0.003390 max=0.003018 Jy/beam ! Clean residual mean=-0.000088 rms=0.000837 Jy/beam ! Combined flux in latest and established models = 0.82689 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 75 components and 0.82689 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147849Jy sigma=0.001045 ! Fit after self-cal, rms=0.147845Jy sigma=0.001045 ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147845Jy sigma=0.001045 ! Fit after self-cal, rms=0.148336Jy sigma=0.001045 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 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! Estimated beam: bmin=0.6 mas, bmaj=0.897 mas, bpa=16.38 degrees ! Estimated noise=1077.16 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.450962 Jy ! Component: 100 - total flux cleaned = 0.627355 Jy ! Component: 150 - total flux cleaned = 0.713217 Jy ! Component: 200 - total flux cleaned = 0.755653 Jy ! Total flux subtracted in 200 components = 0.755653 Jy ! Clean residual min=-0.006521 max=0.020628 Jy/beam ! Clean residual mean=0.000197 rms=0.002207 Jy/beam ! Combined flux in latest and established models = 0.755653 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 0.755653 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! Estimated beam: bmin=0.7488 mas, bmaj=1.075 mas, bpa=16.42 degrees ! Estimated noise=734.225 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 = 0.0320098 Jy ! Component: 100 - total flux cleaned = 0.0481228 Jy ! Component: 150 - total flux cleaned = 0.0567896 Jy ! Component: 200 - total flux cleaned = 0.0618915 Jy ! Total flux subtracted in 200 components = 0.0618915 Jy ! Clean residual min=-0.003014 max=0.004021 Jy/beam ! Clean residual mean=0.000062 rms=0.000935 Jy/beam ! Combined flux in latest and established models = 0.817544 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 28 components and 0.817544 Jy ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! Added new window around map position (3.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00329774 Jy ! Component: 100 - total flux cleaned = 0.00461384 Jy ! Component: 150 - total flux cleaned = 0.00502492 Jy ! Component: 200 - total flux cleaned = 0.00529754 Jy ! Total flux subtracted in 200 components = 0.00529754 Jy ! Clean residual min=-0.002884 max=0.003051 Jy/beam ! Clean residual mean=-0.000036 rms=0.000866 Jy/beam ! Combined flux in latest and established models = 0.822842 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 40 components and 0.822842 Jy ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 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 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! Estimated beam: bmin=2.248 mas, bmaj=2.434 mas, bpa=-47.66 degrees ! Estimated noise=1010.83 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000439909 Jy ! Component: 100 - total flux cleaned = 0.000210048 Jy ! Component: 150 - total flux cleaned = 6.94956e-05 Jy ! Component: 200 - total flux cleaned = -4.82021e-05 Jy ! Total flux subtracted in 200 components = -4.82021e-05 Jy ! Clean residual min=-0.003428 max=0.002920 Jy/beam ! Clean residual mean=-0.000124 rms=0.000922 Jy/beam ! Combined flux in latest and established models = 0.822793 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 = -7.55141e-05 Jy ! Component: 100 - total flux cleaned = -9.77019e-05 Jy ! Component: 150 - total flux cleaned = -0.000139837 Jy ! Component: 200 - total flux cleaned = -0.000159447 Jy ! Total flux subtracted in 200 components = -0.000159447 Jy ! Clean residual min=-0.003393 max=0.002903 Jy/beam ! Clean residual mean=-0.000118 rms=0.000914 Jy/beam ! Combined flux in latest and established models = 0.822634 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 58 components and 0.822634 Jy ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! Estimated beam: bmin=0.7488 mas, bmaj=1.075 mas, bpa=16.42 degrees ! Estimated noise=734.225 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.80339e-05 Jy ! Component: 100 - total flux cleaned = 0.000327355 Jy ! Component: 150 - total flux cleaned = 0.000400249 Jy ! Component: 200 - total flux cleaned = 0.000536912 Jy ! Total flux subtracted in 200 components = 0.000536912 Jy ! Clean residual min=-0.002842 max=0.003119 Jy/beam ! Clean residual mean=-0.000045 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.823171 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 69 components and 0.823171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149177Jy sigma=0.001055 ! Fit after self-cal, rms=0.149166Jy sigma=0.001055 wmodel J2002+4725_X_2013_01_09_pus_map.mod ! Writing 69 model components to file: J2002+4725_X_2013_01_09_pus_map.mod wobs J2002+4725_X_2013_01_09_pus_uvs.fits ! Writing UV FITS file: J2002+4725_X_2013_01_09_pus_uvs.fits wwins J2002+4725_X_2013_01_09_pus_map.win ! wwins: Wrote 3 windows to J2002+4725_X_2013_01_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 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000180572 Jy ! Component: 100 - total flux cleaned = -2.78911e-05 Jy ! Component: 150 - total flux cleaned = -0.000277657 Jy ! Component: 200 - total flux cleaned = -0.000567028 Jy ! Component: 250 - total flux cleaned = -0.000895683 Jy ! Component: 300 - total flux cleaned = -0.00121609 Jy ! Component: 350 - total flux cleaned = -0.00139573 Jy ! Component: 400 - total flux cleaned = -0.00174785 Jy ! Component: 450 - total flux cleaned = -0.00200592 Jy ! Component: 500 - total flux cleaned = -0.00209036 Jy ! Component: 550 - total flux cleaned = -0.00229819 Jy ! Component: 600 - total flux cleaned = -0.00246154 Jy ! Component: 650 - total flux cleaned = -0.0026223 Jy ! Component: 700 - total flux cleaned = -0.00274129 Jy ! Component: 750 - total flux cleaned = -0.00278045 Jy ! Component: 800 - total flux cleaned = -0.00289668 Jy ! Component: 850 - total flux cleaned = -0.00304971 Jy ! Component: 900 - total flux cleaned = -0.00316269 Jy ! Component: 950 - total flux cleaned = -0.00323724 Jy ! Component: 1000 - total flux cleaned = -0.00331108 Jy ! Total flux subtracted in 1024 components = -0.00338439 Jy ! Clean residual min=-0.002279 max=0.001826 Jy/beam ! Clean residual mean=-0.000010 rms=0.000710 Jy/beam ! Combined flux in latest and established models = 0.819787 Jy keep ! Adding 81 model components to the UV plane model. ! The established model now contains 150 components and 0.819787 Jy ![Exited script file: muppet] wmap "J2002+4725_X_2013_01_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7488 x 1.075 at 16.42 degrees (North through East) ! Clean map min=-0.0026084 max=0.6145 Jy/beam ! Writing clean map to FITS file: J2002+4725_X_2013_01_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.6145 invert ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1582 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000708989 device "J2002+4725_X_2013_01_09_pus\_map.eps/VPS" ! Attempting to open device: 'J2002+4725_X_2013_01_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.34613 0.34613 0.69226 1.38452 2.76904 5.53808 11.0762 22.1523 44.3047 88.6093 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.614 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7488 x 1.075 at 16.42 degrees (North through East) ! Clean map min=-0.0026084 max=0.6145 Jy/beam quit ! Quitting program ! Log file J2002+4725_X_2013_01_09_pus_uvs.log closed on Mon Nov 3 15:56:03 2014