! Started logfile: J1753+2848_X_2011_06_28_pus_uvs.log on Sat Apr 21 13:07:06 2012 obs J1753+2848_X_2011_06_28_pus_uva.fits ! Reading UV FITS file: J1753+2848_X_2011_06_28_pus_uva.fits ! AN table 1: 283 integrations on 153 of 153 possible baselines. ! AN table 2: 99 integrations on 153 of 153 possible baselines. ! AN table 3: 11 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.102779 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1753+2848 ! ! 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 5249 lines of history. ! ! Reading 24720 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 ![@muppet J1753+2848_X_2011_06_28_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 = 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 3639 telescope corrections were flagged in sub-array 1. ! A total of 1540 telescope corrections were flagged in sub-array 2. ! A total of 198 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 3639 telescope corrections were flagged in sub-array 1. ! A total of 1540 telescope corrections were flagged in sub-array 2. ! A total of 198 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 3639 telescope corrections were flagged in sub-array 1. ! A total of 1540 telescope corrections were flagged in sub-array 2. ! A total of 198 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 3639 telescope corrections were flagged in sub-array 1. ! A total of 1540 telescope corrections were flagged in sub-array 2. ! A total of 198 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.748941Jy sigma=0.006468 ! Fit after self-cal, rms=0.478019Jy sigma=0.003762 ! 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 8.63% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1748 milli-arcsec ! Estimated beam: bmin=0.5184 mas, bmaj=0.7695 mas, bpa=-7.123 degrees ! Estimated noise=914.459 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 = 0.452897 Jy ! Component: 100 - total flux cleaned = 0.595546 Jy ! Total flux subtracted in 100 components = 0.595546 Jy ! Clean residual min=-0.019424 max=0.064996 Jy/beam ! Clean residual mean=0.000075 rms=0.005872 Jy/beam ! Combined flux in latest and established models = 0.595546 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.595546 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227483Jy sigma=0.001913 ! Fit after self-cal, rms=0.225274Jy sigma=0.001902 ! Inverting map ! Your choice of large map pixels excluded 8.63% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1748 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0747407 Jy ! Component: 100 - total flux cleaned = 0.115966 Jy ! Total flux subtracted in 100 components = 0.115966 Jy ! Clean residual min=-0.012622 max=0.032743 Jy/beam ! Clean residual mean=0.000009 rms=0.003429 Jy/beam ! Combined flux in latest and established models = 0.711512 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 0.711512 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199287Jy sigma=0.001519 ! Fit after self-cal, rms=0.197879Jy sigma=0.001513 ! Inverting map ! Your choice of large map pixels excluded 8.63% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1748 milli-arcsec ! Added new window around map position (0, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0345068 Jy ! Component: 100 - total flux cleaned = 0.0566651 Jy ! Total flux subtracted in 100 components = 0.0566651 Jy ! Clean residual min=-0.009757 max=0.017613 Jy/beam ! Clean residual mean=-0.000024 rms=0.002487 Jy/beam ! Combined flux in latest and established models = 0.768177 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 24 components and 0.768177 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192163Jy sigma=0.001419 ! Fit after self-cal, rms=0.191537Jy sigma=0.001415 ! Inverting map ! Your choice of large map pixels excluded 8.63% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1748 milli-arcsec ! Added new window around map position (0.6, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.02015 Jy ! Component: 100 - total flux cleaned = 0.0332067 Jy ! Total flux subtracted in 100 components = 0.0332067 Jy ! Clean residual min=-0.008780 max=0.009860 Jy/beam ! Clean residual mean=-0.000044 rms=0.002043 Jy/beam ! Combined flux in latest and established models = 0.801384 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 0.801384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189915Jy sigma=0.001385 ! Fit after self-cal, rms=0.189612Jy sigma=0.001383 ! Inverting map ! Your choice of large map pixels excluded 8.63% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1748 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 8.63% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1748 milli-arcsec ! Estimated beam: bmin=0.6085 mas, bmaj=0.8985 mas, bpa=-0.5146 degrees ! Estimated noise=549.793 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 = 0.0100538 Jy ! Component: 100 - total flux cleaned = 0.0131767 Jy ! Component: 150 - total flux cleaned = 0.0145539 Jy ! Component: 200 - total flux cleaned = 0.0151061 Jy ! Total flux subtracted in 200 components = 0.0151061 Jy ! Clean residual min=-0.007393 max=0.007792 Jy/beam ! Clean residual mean=-0.000152 rms=0.001864 Jy/beam ! Combined flux in latest and established models = 0.81649 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 31 components and 0.81649 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189231Jy sigma=0.001374 ! Fit after self-cal, rms=0.189153Jy sigma=0.001374 ! Inverting map ! Your choice of large map pixels excluded 8.63% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1748 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 FT 1.00* HH 0.97 ! HN 1.01 KK 1.01 KP 1.04 MC 1.04 ! MK 0.96 NL 0.99 NY 1.02 OV 0.94 ! PT 0.98 SC 0.98 SH 1.00* TS 1.00* ! WF 0.99 WZ 1.01 ! ! A total of 84 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* FT 1.00* HH 1.05 ! HN 1.00* KK 1.00* KP 1.00* MC 0.91 ! MK 1.00* NL 1.00* NY 1.05 OV 1.00* ! PT 1.00* SC 1.00* SH 1.00 TS 1.02 ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 FT 1.00* HH 0.98 ! HN 1.02 KK 1.01 KP 1.00 MC 1.03 ! MK 0.94 NL 1.02 NY 1.01 OV 0.97 ! PT 1.00 SC 1.00 SH 1.00* TS 1.00* ! WF 0.97 WZ 1.03 ! ! A total of 84 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* FT 1.00* HH 1.04 ! HN 1.00* KK 1.00* KP 1.00* MC 0.95 ! MK 1.00* NL 1.00* NY 0.98 OV 1.00* ! PT 1.00* SC 1.00* SH 1.00 TS 1.02 ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 FT 1.00* HH 0.98 ! HN 1.02 KK 1.04 KP 1.01 MC 1.02 ! MK 0.91 NL 0.99 NY 1.03 OV 0.95 ! PT 0.98 SC 1.00 SH 1.00* TS 1.00* ! WF 1.03 WZ 0.99 ! ! A total of 84 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* FT 1.00* HH 1.05 ! HN 1.00* KK 1.00* KP 1.00* MC 0.91 ! MK 1.00* NL 1.00* NY 1.08 OV 1.00* ! PT 1.00* SC 1.00* SH 1.01 TS 0.97 ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 FT 1.00* HH 0.96 ! HN 1.05 KK 1.01 KP 0.98 MC 0.98 ! MK 0.97 NL 1.01 NY 0.99 OV 0.99 ! PT 0.99 SC 1.01 SH 1.00* TS 1.00* ! WF 0.99 WZ 1.06 ! ! A total of 84 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* FT 1.00* HH 0.97 ! HN 1.00* KK 1.00* KP 1.00* MC 0.93 ! MK 1.00* NL 1.00* NY 1.00 OV 1.00* ! PT 1.00* SC 1.00* SH 0.97 TS 1.01 ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.189153Jy sigma=0.001374 ! Fit after self-cal, rms=0.187036Jy sigma=0.001358 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.6125 mas, bmaj=0.9064 mas, bpa=-0.6344 degrees ! Estimated noise=550.175 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 = -0.00268044 Jy ! Component: 100 - total flux cleaned = -0.00357286 Jy ! Component: 150 - total flux cleaned = -0.00397255 Jy ! Component: 200 - total flux cleaned = -0.00423738 Jy ! Total flux subtracted in 200 components = -0.00423738 Jy ! Clean residual min=-0.006547 max=0.005897 Jy/beam ! Clean residual mean=-0.000088 rms=0.001691 Jy/beam ! Combined flux in latest and established models = 0.812252 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 39 components and 0.812252 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186902Jy sigma=0.001357 ! Fit after self-cal, rms=0.186865Jy sigma=0.001357 ! Inverting map ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 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=0.186865Jy sigma=0.001357 ! Fit after self-cal, rms=0.187379Jy sigma=0.001339 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.6129 mas, bmaj=0.9062 mas, bpa=-0.2156 degrees ! Estimated noise=551.491 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000892657 Jy ! Component: 100 - total flux cleaned = -0.000152328 Jy ! Component: 150 - total flux cleaned = 0.000272684 Jy ! Component: 200 - total flux cleaned = 0.000388093 Jy ! Total flux subtracted in 200 components = 0.000388093 Jy ! Clean residual min=-0.003417 max=0.003352 Jy/beam ! Clean residual mean=0.000029 rms=0.000815 Jy/beam ! Combined flux in latest and established models = 0.81264 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 44 components and 0.81264 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187304Jy sigma=0.001338 ! Fit after self-cal, rms=0.187302Jy sigma=0.001338 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 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 = -0.000293838 Jy ! Component: 100 - total flux cleaned = 7.12279e-05 Jy ! Component: 150 - total flux cleaned = 0.000157453 Jy ! Component: 200 - total flux cleaned = 0.000157607 Jy ! Total flux subtracted in 200 components = 0.000157607 Jy ! Clean residual min=-0.003437 max=0.003345 Jy/beam ! Clean residual mean=0.000028 rms=0.000808 Jy/beam ! Combined flux in latest and established models = 0.812798 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 44 components and 0.812798 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187278Jy sigma=0.001338 ! Fit after self-cal, rms=0.187266Jy sigma=0.001338 ! Inverting map ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 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=0.187266Jy sigma=0.001338 ! Fit after self-cal, rms=0.187044Jy sigma=0.001336 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.6125 mas, bmaj=0.9068 mas, bpa=-0.03738 degrees ! Estimated noise=552.038 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000108294 Jy ! Component: 100 - total flux cleaned = 0.000357625 Jy ! Component: 150 - total flux cleaned = 0.000565023 Jy ! Component: 200 - total flux cleaned = 0.000601802 Jy ! Total flux subtracted in 200 components = 0.000601802 Jy ! Clean residual min=-0.003106 max=0.003156 Jy/beam ! Clean residual mean=0.000046 rms=0.000749 Jy/beam ! Combined flux in latest and established models = 0.8134 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 44 components and 0.8134 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187026Jy sigma=0.001336 ! Fit after self-cal, rms=0.187024Jy sigma=0.001336 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 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 = -4.95922e-05 Jy ! Component: 100 - total flux cleaned = 6.94995e-05 Jy ! Component: 150 - total flux cleaned = 6.96791e-05 Jy ! Component: 200 - total flux cleaned = 6.96045e-05 Jy ! Total flux subtracted in 200 components = 6.96045e-05 Jy ! Clean residual min=-0.003073 max=0.003109 Jy/beam ! Clean residual mean=0.000046 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.81347 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 46 components and 0.813469 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187011Jy sigma=0.001336 ! Fit after self-cal, rms=0.187004Jy sigma=0.001336 ! Inverting map ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 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=0.187004Jy sigma=0.001336 ! Fit after self-cal, rms=0.187134Jy sigma=0.001336 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=2.221 mas, bmaj=2.438 mas, bpa=3.413 degrees ! Estimated noise=841.552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124262 Jy ! Component: 100 - total flux cleaned = 0.00130526 Jy ! Component: 150 - total flux cleaned = 0.00136648 Jy ! Component: 200 - total flux cleaned = 0.00139444 Jy ! Total flux subtracted in 200 components = 0.00139444 Jy ! Clean residual min=-0.002735 max=0.002912 Jy/beam ! Clean residual mean=0.000156 rms=0.000910 Jy/beam ! Combined flux in latest and established models = 0.814864 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 51 components and 0.814864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187132Jy sigma=0.001336 ! Fit after self-cal, rms=0.187125Jy sigma=0.001336 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 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 = 7.3452e-05 Jy ! Component: 100 - total flux cleaned = 0.000119215 Jy ! Component: 150 - total flux cleaned = 0.000152824 Jy ! Component: 200 - total flux cleaned = 0.000178254 Jy ! Total flux subtracted in 200 components = 0.000178254 Jy ! Clean residual min=-0.002723 max=0.002893 Jy/beam ! Clean residual mean=0.000152 rms=0.000908 Jy/beam ! Combined flux in latest and established models = 0.815042 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 52 components and 0.815042 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187123Jy sigma=0.001336 ! Fit after self-cal, rms=0.187119Jy sigma=0.001336 ! Inverting map ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 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 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.6124 mas, bmaj=0.9066 mas, bpa=0.05347 degrees ! Estimated noise=552.337 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6124 x 0.9066 at 0.05347 degrees (North through East) ! Clean map min=-0.0026893 max=0.59738 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=0.187119Jy sigma=0.001336 ! Fit after self-cal, rms=0.183404Jy sigma=0.001231 ! Inverting map and beam ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.6129 mas, bmaj=0.9059 mas, bpa=-0.09848 degrees ! Estimated noise=551.754 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103826 Jy ! Component: 100 - total flux cleaned = 0.000994252 Jy ! Component: 150 - total flux cleaned = 0.000995392 Jy ! Component: 200 - total flux cleaned = 0.00102894 Jy ! Total flux subtracted in 200 components = 0.00102894 Jy ! Clean residual min=-0.002622 max=0.003023 Jy/beam ! Clean residual mean=0.000041 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.816071 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 54 components and 0.816071 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183370Jy sigma=0.001231 ! Fit after self-cal, rms=0.183365Jy sigma=0.001231 ! Inverting map ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Added new window around map position (16, 22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00279764 Jy ! Component: 100 - total flux cleaned = 0.00289009 Jy ! Component: 150 - total flux cleaned = 0.00306198 Jy ! Component: 200 - total flux cleaned = 0.00306561 Jy ! Total flux subtracted in 200 components = 0.00306561 Jy ! Clean residual min=-0.002596 max=0.002975 Jy/beam ! Clean residual mean=0.000025 rms=0.000696 Jy/beam ! Combined flux in latest and established models = 0.819137 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 69 components and 0.819137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183295Jy sigma=0.001230 ! Fit after self-cal, rms=0.183295Jy sigma=0.001230 ! Inverting map ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Added new window around map position (-4.4, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000721461 Jy ! Component: 100 - total flux cleaned = 0.000898584 Jy ! Component: 150 - total flux cleaned = 0.00129388 Jy ! Component: 200 - total flux cleaned = 0.00149276 Jy ! Total flux subtracted in 200 components = 0.00149276 Jy ! Clean residual min=-0.002683 max=0.002720 Jy/beam ! Clean residual mean=0.000017 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 0.820629 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 80 components and 0.82063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183241Jy sigma=0.001230 ! Fit after self-cal, rms=0.183244Jy sigma=0.001230 ! Inverting map ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183244Jy sigma=0.001230 ! Fit after self-cal, rms=0.182960Jy sigma=0.001230 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 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.5208 mas, bmaj=0.7777 mas, bpa=-7.406 degrees ! Estimated noise=926.018 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.452347 Jy ! Component: 100 - total flux cleaned = 0.602927 Jy ! Component: 150 - total flux cleaned = 0.6734 Jy ! Component: 200 - total flux cleaned = 0.713544 Jy ! Total flux subtracted in 200 components = 0.713544 Jy ! Clean residual min=-0.008264 max=0.021860 Jy/beam ! Clean residual mean=0.000060 rms=0.002542 Jy/beam ! Combined flux in latest and established models = 0.713544 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 0.713544 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.6127 mas, bmaj=0.9053 mas, bpa=-0.1036 degrees ! Estimated noise=551.542 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 = 0.0408977 Jy ! Component: 100 - total flux cleaned = 0.0643078 Jy ! Component: 150 - total flux cleaned = 0.0788993 Jy ! Component: 200 - total flux cleaned = 0.088276 Jy ! Total flux subtracted in 200 components = 0.088276 Jy ! Clean residual min=-0.003217 max=0.004989 Jy/beam ! Clean residual mean=0.000130 rms=0.000891 Jy/beam ! Combined flux in latest and established models = 0.80182 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 32 components and 0.80182 Jy ! Inverting map ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00617361 Jy ! Component: 100 - total flux cleaned = 0.010637 Jy ! Component: 150 - total flux cleaned = 0.0137439 Jy ! Component: 200 - total flux cleaned = 0.0154748 Jy ! Total flux subtracted in 200 components = 0.0154748 Jy ! Clean residual min=-0.002728 max=0.003031 Jy/beam ! Clean residual mean=0.000039 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.817295 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 44 components and 0.817295 Jy ! Inverting map ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! Estimated beam: bmin=0.5834 mas, bmaj=0.8377 mas, bpa=1.977 degrees ! Estimated noise=688.958 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00296086 Jy ! Component: 100 - total flux cleaned = 0.00418051 Jy ! Component: 150 - total flux cleaned = 0.00492029 Jy ! Component: 200 - total flux cleaned = 0.00537713 Jy ! Total flux subtracted in 200 components = 0.00537713 Jy ! Clean residual min=-0.003620 max=0.003612 Jy/beam ! Clean residual mean=0.000021 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.822672 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000427901 Jy ! Component: 100 - total flux cleaned = 0.000762748 Jy ! Component: 150 - total flux cleaned = 0.000953082 Jy ! Component: 200 - total flux cleaned = 0.00113755 Jy ! Total flux subtracted in 200 components = 0.00113755 Jy ! Clean residual min=-0.003619 max=0.003562 Jy/beam ! Clean residual mean=0.000011 rms=0.000835 Jy/beam ! Combined flux in latest and established models = 0.823809 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 62 components and 0.823809 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183394Jy sigma=0.001232 ! Fit after self-cal, rms=0.183300Jy sigma=0.001231 wmodel J1753+2848_X_2011_06_28_pus_map.mod ! Writing 62 model components to file: J1753+2848_X_2011_06_28_pus_map.mod wobs J1753+2848_X_2011_06_28_pus_uvs.fits ! Writing UV FITS file: J1753+2848_X_2011_06_28_pus_uvs.fits wwins J1753+2848_X_2011_06_28_pus_map.win ! wwins: Wrote 5 windows to J1753+2848_X_2011_06_28_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 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000508707 Jy ! Component: 100 - total flux cleaned = -0.000810512 Jy ! Component: 150 - total flux cleaned = -0.000868893 Jy ! Component: 200 - total flux cleaned = -0.000759192 Jy ! Component: 250 - total flux cleaned = -0.000705813 Jy ! Component: 300 - total flux cleaned = -0.000704916 Jy ! Component: 350 - total flux cleaned = -0.000755892 Jy ! Component: 400 - total flux cleaned = -0.000857373 Jy ! Component: 450 - total flux cleaned = -0.000957534 Jy ! Component: 500 - total flux cleaned = -0.00110607 Jy ! Component: 550 - total flux cleaned = -0.00115449 Jy ! Component: 600 - total flux cleaned = -0.00120294 Jy ! Component: 650 - total flux cleaned = -0.00134505 Jy ! Component: 700 - total flux cleaned = -0.0013453 Jy ! Component: 750 - total flux cleaned = -0.00143807 Jy ! Component: 800 - total flux cleaned = -0.00148395 Jy ! Component: 850 - total flux cleaned = -0.00148414 Jy ! Component: 900 - total flux cleaned = -0.00161796 Jy ! Component: 950 - total flux cleaned = -0.00157395 Jy ! Component: 1000 - total flux cleaned = -0.00161793 Jy ! Component: 1050 - total flux cleaned = -0.00161805 Jy ! Component: 1100 - total flux cleaned = -0.00157504 Jy ! Component: 1150 - total flux cleaned = -0.0015329 Jy ! Component: 1200 - total flux cleaned = -0.00157478 Jy ! Component: 1250 - total flux cleaned = -0.00153339 Jy ! Component: 1300 - total flux cleaned = -0.00153336 Jy ! Component: 1350 - total flux cleaned = -0.00149242 Jy ! Component: 1400 - total flux cleaned = -0.00149275 Jy ! Component: 1450 - total flux cleaned = -0.0014527 Jy ! Component: 1500 - total flux cleaned = -0.00141292 Jy ! Component: 1550 - total flux cleaned = -0.00145223 Jy ! Component: 1600 - total flux cleaned = -0.00133468 Jy ! Component: 1650 - total flux cleaned = -0.00125708 Jy ! Component: 1700 - total flux cleaned = -0.00133385 Jy ! Component: 1750 - total flux cleaned = -0.00121858 Jy ! Component: 1800 - total flux cleaned = -0.00110476 Jy ! Component: 1850 - total flux cleaned = -0.00106703 Jy ! Component: 1900 - total flux cleaned = -0.0011421 Jy ! Component: 1950 - total flux cleaned = -0.00103018 Jy ! Component: 2000 - total flux cleaned = -0.000993137 Jy ! Total flux subtracted in 2048 components = -0.000919738 Jy ! Clean residual min=-0.002070 max=0.002264 Jy/beam ! Clean residual mean=0.000022 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.822889 Jy keep ! Adding 183 model components to the UV plane model. ! The established model now contains 245 components and 0.822889 Jy ![Exited script file: muppet] wmap "J1753+2848_X_2011_06_28_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5834 x 0.8377 at 1.977 degrees (North through East) ! Clean map min=-0.0026225 max=0.58629 Jy/beam ! Writing clean map to FITS file: J1753+2848_X_2011_06_28_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.586291 invert ! Inverting map ! Your choice of large map pixels excluded 8.14% of the data. ! The x-axis pixel size should ideally be below 0.1733 milli-arcsec ! The y-axis pixel size should ideally be below 0.1749 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00063268 device "J1753+2848_X_2011_06_28_pus\_map.eps/VPS" ! Attempting to open device: 'J1753+2848_X_2011_06_28_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.323737 0.323737 0.647473 1.29495 2.58989 5.17979 10.3596 20.7191 41.4383 82.8766 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.586 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5834 x 0.8377 at 1.977 degrees (North through East) ! Clean map min=-0.0026225 max=0.58629 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1753+2848_X_2011_06_28_pus\_map.gif/vgif" ! Attempting to open device: 'J1753+2848_X_2011_06_28_pus_map.gif/vgif' mapplot cln