! Started logfile: J1640+3946_X_2010_06_23_pus_uvs.log on Thu Jan 27 23:43:07 2011 obs J1640+3946_X_2010_06_23_pus_uva.fits ! Reading UV FITS file: J1640+3946_X_2010_06_23_pus_uva.fits ! AN table 1: 34 integrations on 105 of 105 possible baselines. ! AN table 2: 45 integrations on 105 of 105 possible baselines. ! AN table 3: 63 integrations on 105 of 105 possible baselines. ! AN table 4: 82 integrations on 105 of 105 possible baselines. ! AN table 5: 10 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.147375 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1640+3946 ! ! 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 3588 lines of history. ! ! Reading 14484 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 J1640+3946_X_2010_06_23_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 441 telescope corrections were flagged in sub-array 1. ! A total of 538 telescope corrections were flagged in sub-array 2. ! A total of 596 telescope corrections were flagged in sub-array 3. ! A total of 777 telescope corrections were flagged in sub-array 4. ! A total of 150 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 441 telescope corrections were flagged in sub-array 1. ! A total of 595 telescope corrections were flagged in sub-array 2. ! A total of 652 telescope corrections were flagged in sub-array 3. ! A total of 793 telescope corrections were flagged in sub-array 4. ! A total of 150 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 441 telescope corrections were flagged in sub-array 1. ! A total of 556 telescope corrections were flagged in sub-array 2. ! A total of 623 telescope corrections were flagged in sub-array 3. ! A total of 777 telescope corrections were flagged in sub-array 4. ! A total of 150 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 441 telescope corrections were flagged in sub-array 1. ! A total of 556 telescope corrections were flagged in sub-array 2. ! A total of 623 telescope corrections were flagged in sub-array 3. ! A total of 777 telescope corrections were flagged in sub-array 4. ! A total of 150 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.436663Jy sigma=0.004960 ! Fit after self-cal, rms=0.268338Jy sigma=0.003050 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.24% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Estimated beam: bmin=0.5361 mas, bmaj=0.839 mas, bpa=1.578 degrees ! Estimated noise=916.003 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 = 0.799581 Jy ! Component: 100 - total flux cleaned = 0.990782 Jy ! Total flux subtracted in 100 components = 0.990782 Jy ! Clean residual min=-0.018371 max=0.080484 Jy/beam ! Clean residual mean=0.000824 rms=0.007574 Jy/beam ! Combined flux in latest and established models = 0.990783 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.990783 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266628Jy sigma=0.003062 ! Fit after self-cal, rms=0.266530Jy sigma=0.003062 ! Inverting map ! Your choice of large map pixels excluded 3.24% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0945512 Jy ! Component: 100 - total flux cleaned = 0.157142 Jy ! Total flux subtracted in 100 components = 0.157142 Jy ! Clean residual min=-0.013254 max=0.034668 Jy/beam ! Clean residual mean=0.000496 rms=0.004679 Jy/beam ! Combined flux in latest and established models = 1.14792 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 21 components and 1.14792 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203145Jy sigma=0.002154 ! Fit after self-cal, rms=0.202940Jy sigma=0.002151 ! Inverting map ! Your choice of large map pixels excluded 3.24% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0443205 Jy ! Component: 100 - total flux cleaned = 0.0753037 Jy ! Total flux subtracted in 100 components = 0.0753037 Jy ! Clean residual min=-0.011823 max=0.020491 Jy/beam ! Clean residual mean=0.000341 rms=0.003654 Jy/beam ! Combined flux in latest and established models = 1.22323 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 1.22323 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184921Jy sigma=0.001840 ! Fit after self-cal, rms=0.184833Jy sigma=0.001839 ! Inverting map ! Your choice of large map pixels excluded 3.24% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Added new window around map position (-0.6, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0242072 Jy ! Component: 100 - total flux cleaned = 0.0418101 Jy ! Total flux subtracted in 100 components = 0.0418101 Jy ! Clean residual min=-0.010846 max=0.015917 Jy/beam ! Clean residual mean=0.000255 rms=0.003256 Jy/beam ! Combined flux in latest and established models = 1.26504 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 1.26504 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178830Jy sigma=0.001718 ! Fit after self-cal, rms=0.178700Jy sigma=0.001716 ! Inverting map ! Your choice of large map pixels excluded 3.24% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.24% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Estimated beam: bmin=0.6798 mas, bmaj=1.057 mas, bpa=0.9919 degrees ! Estimated noise=578.212 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 = 0.0347583 Jy ! Component: 100 - total flux cleaned = 0.055503 Jy ! Component: 150 - total flux cleaned = 0.0683228 Jy ! Component: 200 - total flux cleaned = 0.0763497 Jy ! Total flux subtracted in 200 components = 0.0763497 Jy ! Clean residual min=-0.009967 max=0.016750 Jy/beam ! Clean residual mean=-0.000057 rms=0.003812 Jy/beam ! Combined flux in latest and established models = 1.34139 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 39 components and 1.34139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174808Jy sigma=0.001587 ! Fit after self-cal, rms=0.174632Jy sigma=0.001585 ! Inverting map ! Your choice of large map pixels excluded 3.24% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KK 1.01 ! KP 1.00* LA 1.00* MA 1.00* MK 1.00* ! NL 1.00* NY 1.08 OV 1.00* PT 1.00* ! SC 1.00* TS 0.96 ZC 0.99 ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00* HN 1.19 KK 1.00* ! KP 1.00* LA 1.00* MA 1.04 MK 1.00* ! NL 0.96 NY 1.07 OV 1.00* PT 1.00* ! SC 0.98 TS 1.00* ZC 0.94 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.99 HN 1.00 KK 1.00* ! KP 1.02 LA 1.00 MA 1.04 MK 1.00* ! NL 1.02 NY 1.07 OV 1.00* PT 1.04 ! SC 0.97 TS 0.92 ZC 1.01 ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 0.97 HN 1.12 KK 0.97 ! KP 0.97 LA 0.95 MA 1.03 MK 1.01 ! NL 0.98 NY 0.99 OV 0.98 PT 0.94 ! SC 1.03 TS 0.98 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KK 1.10 ! KP 1.00* LA 1.00* MA 1.00* MK 1.00* ! NL 1.00* NY 1.07 OV 1.00* PT 1.00* ! SC 1.00* TS 0.95 ZC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.00* HN 1.18 KK 1.00* ! KP 1.00* LA 1.00* MA 1.00* MK 1.00* ! NL 0.97 NY 1.08 OV 1.00* PT 1.00* ! SC 1.03 TS 1.00* ZC 0.92 ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00 HN 1.02 KK 1.00* ! KP 1.03 LA 1.03 MA 1.00* MK 1.00* ! NL 1.05 NY 1.08 OV 1.00* PT 1.03 ! SC 1.01 TS 1.00* ZC 1.01 ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.97 HN 1.13 KK 1.02 ! KP 0.96 LA 0.97 MA 1.00* MK 1.01 ! NL 0.99 NY 1.00 OV 1.00 PT 0.93 ! SC 1.04 TS 1.00 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KK 1.02 ! KP 1.00* LA 1.00* MA 1.00* MK 1.00* ! NL 1.00* NY 1.05 OV 1.00* PT 1.00* ! SC 1.00* TS 0.97 ZC 0.98 ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00* HN 1.21 KK 1.00* ! KP 1.00* LA 1.00* MA 1.13 MK 1.00* ! NL 0.94 NY 1.09 OV 1.00* PT 1.00* ! SC 1.00 TS 1.00* ZC 0.92 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.99 HN 1.03 KK 1.00* ! KP 1.03 LA 1.03 MA 1.06 MK 1.00* ! NL 1.00 NY 1.09 OV 1.00* PT 1.04 ! SC 0.95 TS 0.90 ZC 1.01 ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.97 HN 1.15 KK 0.96 ! KP 0.97 LA 0.97 MA 1.06 MK 1.01 ! NL 0.95 NY 1.01 OV 0.99 PT 0.93 ! SC 1.00 TS 1.00 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KK 1.00 ! KP 1.00* LA 1.00* MA 1.00* MK 1.00* ! NL 1.00* NY 1.08 OV 1.00* PT 1.00* ! SC 1.00* TS 0.97 ZC 1.00 ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.00* HN 1.24 KK 1.00* ! KP 1.00* LA 1.00* MA 1.08 MK 1.00* ! NL 0.98 NY 1.06 OV 1.00* PT 1.00* ! SC 1.01 TS 1.00* ZC 0.97 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.00 HN 1.02 KK 1.00* ! KP 1.04 LA 1.01 MA 1.09 MK 1.00* ! NL 1.02 NY 1.09 OV 1.00* PT 1.06 ! SC 0.98 TS 0.92 ZC 1.04 ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 0.96 HN 1.14 KK 0.95 ! KP 0.98 LA 0.95 MA 1.05 MK 0.99 ! NL 0.98 NY 1.00 OV 0.98 PT 0.95 ! SC 1.02 TS 0.99 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! ! Fit before self-cal, rms=0.174632Jy sigma=0.001585 ! Fit after self-cal, rms=0.164802Jy sigma=0.001370 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Estimated beam: bmin=0.6938 mas, bmaj=1.055 mas, bpa=0.8061 degrees ! Estimated noise=584.521 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 = -0.00859559 Jy ! Component: 100 - total flux cleaned = -0.00899385 Jy ! Component: 150 - total flux cleaned = -0.00914737 Jy ! Component: 200 - total flux cleaned = -0.00927083 Jy ! Total flux subtracted in 200 components = -0.00927083 Jy ! Clean residual min=-0.003571 max=0.006738 Jy/beam ! Clean residual mean=0.000586 rms=0.001395 Jy/beam ! Combined flux in latest and established models = 1.33212 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 41 components and 1.33212 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164085Jy sigma=0.001364 ! Fit after self-cal, rms=0.164223Jy sigma=0.001364 ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 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=0.164223Jy sigma=0.001364 ! Fit after self-cal, rms=0.163258Jy sigma=0.001349 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Estimated beam: bmin=0.6942 mas, bmaj=1.058 mas, bpa=0.8964 degrees ! Estimated noise=584.058 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00422927 Jy ! Component: 100 - total flux cleaned = -0.0048703 Jy ! Component: 150 - total flux cleaned = -0.005139 Jy ! Component: 200 - total flux cleaned = -0.00529164 Jy ! Total flux subtracted in 200 components = -0.00529164 Jy ! Clean residual min=-0.003342 max=0.005163 Jy/beam ! Clean residual mean=0.000485 rms=0.001174 Jy/beam ! Combined flux in latest and established models = 1.32683 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 42 components and 1.32683 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163038Jy sigma=0.001347 ! Fit after self-cal, rms=0.163027Jy sigma=0.001347 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.4, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0047958 Jy ! Component: 100 - total flux cleaned = 0.00558561 Jy ! Component: 150 - total flux cleaned = 0.00584347 Jy ! Component: 200 - total flux cleaned = 0.00607078 Jy ! Total flux subtracted in 200 components = 0.00607078 Jy ! Clean residual min=-0.003657 max=0.004330 Jy/beam ! Clean residual mean=0.000376 rms=0.001100 Jy/beam ! Combined flux in latest and established models = 1.3329 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 52 components and 1.3329 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162825Jy sigma=0.001345 ! Fit after self-cal, rms=0.162806Jy sigma=0.001345 ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 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=0.162806Jy sigma=0.001345 ! Fit after self-cal, rms=0.161978Jy sigma=0.001332 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Estimated beam: bmin=0.6949 mas, bmaj=1.06 mas, bpa=0.8879 degrees ! Estimated noise=584.025 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00162188 Jy ! Component: 100 - total flux cleaned = -0.00190013 Jy ! Component: 150 - total flux cleaned = -0.00190174 Jy ! Component: 200 - total flux cleaned = -0.00190251 Jy ! Total flux subtracted in 200 components = -0.00190251 Jy ! Clean residual min=-0.002939 max=0.004028 Jy/beam ! Clean residual mean=0.000244 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 1.33099 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 54 components and 1.33099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161864Jy sigma=0.001331 ! Fit after self-cal, rms=0.161860Jy sigma=0.001331 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (7.8, -11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00223152 Jy ! Component: 100 - total flux cleaned = 0.00191124 Jy ! Component: 150 - total flux cleaned = 0.00169745 Jy ! Component: 200 - total flux cleaned = 0.0016975 Jy ! Total flux subtracted in 200 components = 0.0016975 Jy ! Clean residual min=-0.002890 max=0.003368 Jy/beam ! Clean residual mean=0.000219 rms=0.000853 Jy/beam ! Combined flux in latest and established models = 1.33269 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 1.33269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161744Jy sigma=0.001330 ! Fit after self-cal, rms=0.161739Jy sigma=0.001330 ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 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=0.161739Jy sigma=0.001330 ! Fit after self-cal, rms=0.161808Jy sigma=0.001329 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Estimated beam: bmin=2.428 mas, bmaj=2.574 mas, bpa=7.356 degrees ! Estimated noise=830.799 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.92644e-05 Jy ! Component: 100 - total flux cleaned = -0.000189045 Jy ! Component: 150 - total flux cleaned = -0.000193426 Jy ! Component: 200 - total flux cleaned = -0.000237638 Jy ! Total flux subtracted in 200 components = -0.000237638 Jy ! Clean residual min=-0.002739 max=0.003591 Jy/beam ! Clean residual mean=0.000554 rms=0.001083 Jy/beam ! Combined flux in latest and established models = 1.33245 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 75 components and 1.33245 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161806Jy sigma=0.001329 ! Fit after self-cal, rms=0.161793Jy sigma=0.001329 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 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 = 0.0001294 Jy ! Component: 100 - total flux cleaned = 8.05093e-05 Jy ! Component: 150 - total flux cleaned = 0.000119125 Jy ! Component: 200 - total flux cleaned = 0.000121007 Jy ! Total flux subtracted in 200 components = 0.000121007 Jy ! Clean residual min=-0.002768 max=0.003638 Jy/beam ! Clean residual mean=0.000553 rms=0.001067 Jy/beam ! Combined flux in latest and established models = 1.33257 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 77 components and 1.33257 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161788Jy sigma=0.001329 ! Fit after self-cal, rms=0.161784Jy sigma=0.001329 ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 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 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Estimated beam: bmin=0.6955 mas, bmaj=1.061 mas, bpa=0.9108 degrees ! Estimated noise=583.972 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6955 x 1.061 at 0.9108 degrees (North through East) ! Clean map min=-0.0026629 max=1.0934 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=0.161784Jy sigma=0.001329 ! Fit after self-cal, rms=0.152657Jy sigma=0.001221 ! Inverting map and beam ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Estimated beam: bmin=0.6956 mas, bmaj=1.062 mas, bpa=0.8643 degrees ! Estimated noise=583.339 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00187615 Jy ! Component: 100 - total flux cleaned = -0.00232909 Jy ! Component: 150 - total flux cleaned = -0.0024609 Jy ! Component: 200 - total flux cleaned = -0.00258308 Jy ! Total flux subtracted in 200 components = -0.00258308 Jy ! Clean residual min=-0.002828 max=0.003027 Jy/beam ! Clean residual mean=0.000202 rms=0.000810 Jy/beam ! Combined flux in latest and established models = 1.32999 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 85 components and 1.32999 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152571Jy sigma=0.001220 ! Fit after self-cal, rms=0.152572Jy sigma=0.001220 ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000132014 Jy ! Component: 100 - total flux cleaned = -0.000130599 Jy ! Component: 150 - total flux cleaned = -0.000129397 Jy ! Component: 200 - total flux cleaned = -0.000176692 Jy ! Total flux subtracted in 200 components = -0.000176692 Jy ! Clean residual min=-0.002788 max=0.003061 Jy/beam ! Clean residual mean=0.000206 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 1.32981 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 91 components and 1.32981 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152530Jy sigma=0.001220 ! Fit after self-cal, rms=0.152531Jy sigma=0.001220 ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152531Jy sigma=0.001220 ! Fit after self-cal, rms=0.152662Jy sigma=0.001219 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 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Estimated beam: bmin=0.5506 mas, bmaj=0.8322 mas, bpa=1.325 degrees ! Estimated noise=931.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.810192 Jy ! Component: 100 - total flux cleaned = 1.00318 Jy ! Component: 150 - total flux cleaned = 1.09436 Jy ! Component: 200 - total flux cleaned = 1.15191 Jy ! Total flux subtracted in 200 components = 1.15191 Jy ! Clean residual min=-0.009066 max=0.031377 Jy/beam ! Clean residual mean=0.000405 rms=0.003259 Jy/beam ! Combined flux in latest and established models = 1.15191 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 18 model components to the UV plane model. ! The established model now contains 18 components and 1.15191 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Estimated beam: bmin=0.6961 mas, bmaj=1.063 mas, bpa=0.8749 degrees ! Estimated noise=583.25 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 = 0.0688042 Jy ! Component: 100 - total flux cleaned = 0.105738 Jy ! Component: 150 - total flux cleaned = 0.12755 Jy ! Component: 200 - total flux cleaned = 0.140868 Jy ! Total flux subtracted in 200 components = 0.140868 Jy ! Clean residual min=-0.003688 max=0.008381 Jy/beam ! Clean residual mean=0.000824 rms=0.001534 Jy/beam ! Combined flux in latest and established models = 1.29278 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 45 components and 1.29278 Jy ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Added new window around map position (-0.8, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00950096 Jy ! Component: 100 - total flux cleaned = 0.0163329 Jy ! Component: 150 - total flux cleaned = 0.0215839 Jy ! Component: 200 - total flux cleaned = 0.0256636 Jy ! Total flux subtracted in 200 components = 0.0256636 Jy ! Clean residual min=-0.002762 max=0.004400 Jy/beam ! Clean residual mean=0.000356 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 1.31845 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 75 components and 1.31845 Jy ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Added new window around map position (0.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00408857 Jy ! Component: 100 - total flux cleaned = 0.00592513 Jy ! Component: 150 - total flux cleaned = 0.00699036 Jy ! Component: 200 - total flux cleaned = 0.00784109 Jy ! Total flux subtracted in 200 components = 0.00784109 Jy ! Clean residual min=-0.002680 max=0.003435 Jy/beam ! Clean residual mean=0.000218 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 1.32629 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 98 components and 1.32629 Jy ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Added new window around map position (-6, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0024385 Jy ! Component: 100 - total flux cleaned = 0.00290357 Jy ! Component: 150 - total flux cleaned = 0.00325845 Jy ! Component: 200 - total flux cleaned = 0.00352339 Jy ! Total flux subtracted in 200 components = 0.00352339 Jy ! Clean residual min=-0.002615 max=0.003171 Jy/beam ! Clean residual mean=0.000168 rms=0.000741 Jy/beam ! Combined flux in latest and established models = 1.32981 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 113 components and 1.32981 Jy ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Added new window around map position (-4.4, 8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00265844 Jy ! Component: 100 - total flux cleaned = 0.00316024 Jy ! Component: 150 - total flux cleaned = 0.00322379 Jy ! Component: 200 - total flux cleaned = 0.0034104 Jy ! Total flux subtracted in 200 components = 0.0034104 Jy ! Clean residual min=-0.002620 max=0.002775 Jy/beam ! Clean residual mean=0.000114 rms=0.000712 Jy/beam ! Combined flux in latest and established models = 1.33322 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 129 components and 1.33322 Jy ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 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 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Estimated beam: bmin=2.428 mas, bmaj=2.574 mas, bpa=7.29 degrees ! Estimated noise=828.408 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00224323 Jy ! Component: 100 - total flux cleaned = 0.00243323 Jy ! Component: 150 - total flux cleaned = 0.00249078 Jy ! Component: 200 - total flux cleaned = 0.00244265 Jy ! Total flux subtracted in 200 components = 0.00244265 Jy ! Clean residual min=-0.002647 max=0.003208 Jy/beam ! Clean residual mean=0.000205 rms=0.000864 Jy/beam ! Combined flux in latest and established models = 1.33566 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 = -4.4234e-05 Jy ! Component: 100 - total flux cleaned = -8.51901e-05 Jy ! Component: 150 - total flux cleaned = -8.51067e-05 Jy ! Component: 200 - total flux cleaned = -0.000121502 Jy ! Total flux subtracted in 200 components = -0.000121502 Jy ! Clean residual min=-0.002556 max=0.003205 Jy/beam ! Clean residual mean=0.000206 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 1.33554 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 153 components and 1.33554 Jy ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! Estimated beam: bmin=0.6961 mas, bmaj=1.063 mas, bpa=0.8749 degrees ! Estimated noise=583.25 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000330035 Jy ! Component: 100 - total flux cleaned = -0.000582878 Jy ! Component: 150 - total flux cleaned = -0.00075945 Jy ! Component: 200 - total flux cleaned = -0.000923064 Jy ! Total flux subtracted in 200 components = -0.000923064 Jy ! Clean residual min=-0.002627 max=0.002691 Jy/beam ! Clean residual mean=0.000086 rms=0.000690 Jy/beam ! Combined flux in latest and established models = 1.33462 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 163 components and 1.33462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152398Jy sigma=0.001217 ! Fit after self-cal, rms=0.152364Jy sigma=0.001217 wmodel J1640+3946_X_2010_06_23_pus_map.mod ! Writing 163 model components to file: J1640+3946_X_2010_06_23_pus_map.mod wobs J1640+3946_X_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J1640+3946_X_2010_06_23_pus_uvs.fits wwins J1640+3946_X_2010_06_23_pus_map.win ! wwins: Wrote 8 windows to J1640+3946_X_2010_06_23_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 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000449751 Jy ! Component: 100 - total flux cleaned = 0.000630383 Jy ! Component: 150 - total flux cleaned = 0.000884368 Jy ! Component: 200 - total flux cleaned = 0.00108756 Jy ! Component: 250 - total flux cleaned = 0.00120609 Jy ! Component: 300 - total flux cleaned = 0.00135961 Jy ! Component: 350 - total flux cleaned = 0.00143442 Jy ! Component: 400 - total flux cleaned = 0.00154422 Jy ! Component: 450 - total flux cleaned = 0.00172322 Jy ! Component: 500 - total flux cleaned = 0.00189899 Jy ! Component: 550 - total flux cleaned = 0.00210664 Jy ! Component: 600 - total flux cleaned = 0.00231125 Jy ! Component: 650 - total flux cleaned = 0.00244595 Jy ! Component: 700 - total flux cleaned = 0.00257926 Jy ! Component: 750 - total flux cleaned = 0.00267812 Jy ! Component: 800 - total flux cleaned = 0.00277578 Jy ! Component: 850 - total flux cleaned = 0.00287253 Jy ! Component: 900 - total flux cleaned = 0.00293662 Jy ! Component: 950 - total flux cleaned = 0.00303188 Jy ! Component: 1000 - total flux cleaned = 0.0031259 Jy ! Total flux subtracted in 1024 components = 0.00312594 Jy ! Clean residual min=-0.001732 max=0.001630 Jy/beam ! Clean residual mean=0.000037 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 1.33774 Jy keep ! Adding 76 model components to the UV plane model. ! The established model now contains 239 components and 1.33774 Jy ![Exited script file: muppet] wmap "J1640+3946_X_2010_06_23_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6961 x 1.063 at 0.8749 degrees (North through East) ! Clean map min=-0.0025527 max=1.0943 Jy/beam ! Writing clean map to FITS file: J1640+3946_X_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.09426 invert ! Inverting map ! Your choice of large map pixels excluded 2.71% of the data. ! The x-axis pixel size should ideally be below 0.1662 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000598804 device "J1640+3946_X_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J1640+3946_X_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.164167 0.164167 0.328334 0.656668 1.31334 2.62667 5.25334 10.5067 21.0134 42.0267 84.0535 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.094 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6961 x 1.063 at 0.8749 degrees (North through East) ! Clean map min=-0.0025527 max=1.0943 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1640+3946_X_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J1640+3946_X_2010_06_23_pus_map.gif/vgif' mapplot cln