! Started logfile: J1357+7643_X_2009_04_21_pus_uvs.log on Sun Jan 23 00:32:02 2011 obs J1357+7643_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J1357+7643_X_2009_04_21_pus_uva.fits ! AN table 1: 95 integrations on 120 of 120 possible baselines. ! AN table 2: 79 integrations on 120 of 120 possible baselines. ! AN table 3: 177 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.577137 visibilities/baseline/integration-bin. ! Found source: J1357+7643 ! ! 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 2445 lines of history. ! ! Reading 97236 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 J1357+7643_X_2009_04_21_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 236 telescope corrections were flagged in sub-array 1. ! A total of 860 telescope corrections were flagged in sub-array 2. ! A total of 870 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 236 telescope corrections were flagged in sub-array 1. ! A total of 860 telescope corrections were flagged in sub-array 2. ! A total of 870 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 236 telescope corrections were flagged in sub-array 1. ! A total of 860 telescope corrections were flagged in sub-array 2. ! A total of 870 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 236 telescope corrections were flagged in sub-array 1. ! A total of 860 telescope corrections were flagged in sub-array 2. ! A total of 870 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.745860Jy sigma=0.008428 ! Fit after self-cal, rms=0.620314Jy sigma=0.007163 ! 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 4.02% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1742 milli-arcsec ! Estimated beam: bmin=0.4852 mas, bmaj=0.524 mas, bpa=-74.27 degrees ! Estimated noise=471.296 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 = 0.300695 Jy ! Component: 100 - total flux cleaned = 0.366371 Jy ! Total flux subtracted in 100 components = 0.366371 Jy ! Clean residual min=-0.006130 max=0.019925 Jy/beam ! Clean residual mean=-0.000000 rms=0.001803 Jy/beam ! Combined flux in latest and established models = 0.366371 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.366371 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187197Jy sigma=0.001960 ! Fit after self-cal, rms=0.187190Jy sigma=0.001960 ! Inverting map ! Your choice of large map pixels excluded 4.02% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1742 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0246647 Jy ! Component: 100 - total flux cleaned = 0.0426455 Jy ! Total flux subtracted in 100 components = 0.0426455 Jy ! Clean residual min=-0.006069 max=0.010301 Jy/beam ! Clean residual mean=-0.000008 rms=0.001601 Jy/beam ! Combined flux in latest and established models = 0.409017 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.409017 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179858Jy sigma=0.001868 ! Fit after self-cal, rms=0.179814Jy sigma=0.001868 ! Inverting map ! Your choice of large map pixels excluded 4.02% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1742 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0137326 Jy ! Component: 100 - total flux cleaned = 0.024204 Jy ! Total flux subtracted in 100 components = 0.024204 Jy ! Clean residual min=-0.005860 max=0.008983 Jy/beam ! Clean residual mean=-0.000012 rms=0.001523 Jy/beam ! Combined flux in latest and established models = 0.433221 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.433221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177047Jy sigma=0.001830 ! Fit after self-cal, rms=0.177032Jy sigma=0.001830 ! Inverting map ! Your choice of large map pixels excluded 4.02% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1742 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 4.02% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1742 milli-arcsec ! Estimated beam: bmin=0.542 mas, bmaj=0.6331 mas, bpa=88.49 degrees ! Estimated noise=215.814 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 (-0.6, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0244177 Jy ! Component: 100 - total flux cleaned = 0.0407343 Jy ! Component: 150 - total flux cleaned = 0.0524364 Jy ! Component: 200 - total flux cleaned = 0.0609581 Jy ! Total flux subtracted in 200 components = 0.0609581 Jy ! Clean residual min=-0.007414 max=0.010047 Jy/beam ! Clean residual mean=-0.000368 rms=0.001778 Jy/beam ! Combined flux in latest and established models = 0.494179 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 36 components and 0.494179 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173648Jy sigma=0.001778 ! Fit after self-cal, rms=0.173523Jy sigma=0.001777 ! Inverting map ! Your choice of large map pixels excluded 4.02% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1742 milli-arcsec ! Added new window around map position (4.4, 7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00719448 Jy ! Component: 100 - total flux cleaned = 0.00977344 Jy ! Component: 150 - total flux cleaned = 0.0119357 Jy ! Component: 200 - total flux cleaned = 0.0135921 Jy ! Total flux subtracted in 200 components = 0.0135921 Jy ! Clean residual min=-0.007054 max=0.008868 Jy/beam ! Clean residual mean=-0.000492 rms=0.001610 Jy/beam ! Combined flux in latest and established models = 0.507771 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 49 components and 0.507771 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172990Jy sigma=0.001764 ! Fit after self-cal, rms=0.172957Jy sigma=0.001763 ! Inverting map ! Your choice of large map pixels excluded 4.02% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1742 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 0.97 KB 2.59 ! KK 1.07 KP 0.98 LA 0.94 MK 1.03 ! NL 0.98 NY 0.96 OV 1.00 PT 0.98 ! SC 1.14 TS 1.00 WZ 1.05 ZC 1.04 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 HN 1.07 KB 0.95 ! KK 1.06 KP 0.93 LA 0.98 MK 0.99 ! NL 0.98 NY 1.00* OV 0.97 PT 0.99 ! SC 1.02 TS 0.94 WZ 1.05 ZC 0.98 ! ! A total of 48 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.98 HN 0.94 KB 0.86 ! KK 1.04 KP 0.98 LA 0.97 MK 0.97 ! NL 0.97 NY 0.96 OV 0.98 PT 1.00 ! SC 1.08 TS 0.85 WZ 1.05 ZC 1.02 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.97 KB 2.64 ! KK 1.04 KP 0.97 LA 0.94 MK 1.01 ! NL 0.96 NY 0.98 OV 0.98 PT 0.98 ! SC 1.16 TS 1.02 WZ 0.98 ZC 1.03 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.96 HN 1.09 KB 0.95 ! KK 0.99 KP 0.95 LA 0.98 MK 1.02 ! NL 0.97 NY 1.00* OV 0.96 PT 0.98 ! SC 1.05 TS 0.95 WZ 1.02 ZC 0.96 ! ! A total of 48 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.98 HN 0.95 KB 0.88 ! KK 0.99 KP 0.99 LA 0.97 MK 0.99 ! NL 0.96 NY 0.99 OV 0.96 PT 0.99 ! SC 1.11 TS 0.85 WZ 1.00 ZC 1.00 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.98 KB 0.96 ! KK 1.07 KP 0.99 LA 0.93 MK 1.05 ! NL 1.00 NY 1.02 OV 1.01 PT 0.99 ! SC 1.17 TS 1.09 WZ 0.95 ZC 1.04 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 HN 1.14 KB 0.96 ! KK 1.12 KP 0.94 LA 0.99 MK 1.00 ! NL 1.00 NY 1.00* OV 0.97 PT 0.97 ! SC 1.09 TS 0.94 WZ 0.99 ZC 0.95 ! ! A total of 48 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.99 HN 0.96 KB 0.88 ! KK 1.03 KP 0.98 LA 0.98 MK 0.99 ! NL 0.98 NY 1.01 OV 1.01 PT 1.01 ! SC 1.15 TS 0.86 WZ 0.98 ZC 0.99 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.99 KB 0.93 ! KK 1.05 KP 0.98 LA 0.95 MK 1.06 ! NL 1.00 NY 0.98 OV 1.00 PT 0.98 ! SC 1.17 TS 1.09 WZ 1.00 ZC 1.01 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.98 HN 1.09 KB 0.95 ! KK 0.96 KP 0.98 LA 0.98 MK 1.03 ! NL 1.03 NY 1.00* OV 0.99 PT 0.95 ! SC 1.08 TS 0.92 WZ 1.18 ZC 0.95 ! ! A total of 48 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.02 HN 0.94 KB 0.89 ! KK 1.03 KP 0.99 LA 0.97 MK 1.01 ! NL 1.00 NY 0.98 OV 1.01 PT 0.98 ! SC 1.14 TS 0.86 WZ 1.01 ZC 0.99 ! ! ! Fit before self-cal, rms=0.172957Jy sigma=0.001763 ! Fit after self-cal, rms=0.170092Jy sigma=0.001595 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec ! Estimated beam: bmin=0.5458 mas, bmaj=0.6344 mas, bpa=-87.74 degrees ! Estimated noise=216.14 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 = -0.00274779 Jy ! Component: 100 - total flux cleaned = -0.00393278 Jy ! Component: 150 - total flux cleaned = -0.00393427 Jy ! Component: 200 - total flux cleaned = -0.00382767 Jy ! Total flux subtracted in 200 components = -0.00382767 Jy ! Clean residual min=-0.002399 max=0.003351 Jy/beam ! Clean residual mean=-0.000231 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.503943 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 51 components and 0.503943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169872Jy sigma=0.001592 ! Fit after self-cal, rms=0.170004Jy sigma=0.001591 ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec ! Added new window around map position (-0.8, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143334 Jy ! Component: 100 - total flux cleaned = 0.00124203 Jy ! Component: 150 - total flux cleaned = 0.00140226 Jy ! Component: 200 - total flux cleaned = 0.00154505 Jy ! Total flux subtracted in 200 components = 0.00154505 Jy ! Clean residual min=-0.002083 max=0.002412 Jy/beam ! Clean residual mean=-0.000246 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.505489 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 54 components and 0.505488 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169922Jy sigma=0.001590 ! Fit after self-cal, rms=0.169916Jy sigma=0.001590 ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 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=0.169916Jy sigma=0.001590 ! Fit after self-cal, rms=0.170291Jy sigma=0.001585 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec ! Estimated beam: bmin=0.5458 mas, bmaj=0.6358 mas, bpa=-87.82 degrees ! Estimated noise=216.423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0010191 Jy ! Component: 100 - total flux cleaned = -0.0015439 Jy ! Component: 150 - total flux cleaned = -0.00167259 Jy ! Component: 200 - total flux cleaned = -0.00167464 Jy ! Total flux subtracted in 200 components = -0.00167464 Jy ! Clean residual min=-0.001777 max=0.001790 Jy/beam ! Clean residual mean=-0.000128 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.503814 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 58 components and 0.503814 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170243Jy sigma=0.001584 ! Fit after self-cal, rms=0.170263Jy sigma=0.001584 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 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 = -0.000130471 Jy ! Component: 100 - total flux cleaned = -0.000184745 Jy ! Component: 150 - total flux cleaned = -0.000231539 Jy ! Component: 200 - total flux cleaned = -0.000186569 Jy ! Total flux subtracted in 200 components = -0.000186569 Jy ! Clean residual min=-0.001758 max=0.001743 Jy/beam ! Clean residual mean=-0.000128 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.503627 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 61 components and 0.503627 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170236Jy sigma=0.001584 ! Fit after self-cal, rms=0.170236Jy sigma=0.001584 ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 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=0.170236Jy sigma=0.001584 ! Fit after self-cal, rms=0.170614Jy sigma=0.001584 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec ! Estimated beam: bmin=0.5459 mas, bmaj=0.6361 mas, bpa=-87.62 degrees ! Estimated noise=216.498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000838711 Jy ! Component: 100 - total flux cleaned = -0.00125613 Jy ! Component: 150 - total flux cleaned = -0.00134805 Jy ! Component: 200 - total flux cleaned = -0.00134921 Jy ! Total flux subtracted in 200 components = -0.00134921 Jy ! Clean residual min=-0.001717 max=0.001733 Jy/beam ! Clean residual mean=-0.000114 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.502278 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 63 components and 0.502278 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170588Jy sigma=0.001583 ! Fit after self-cal, rms=0.170593Jy sigma=0.001583 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 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 = -8.26074e-05 Jy ! Component: 100 - total flux cleaned = -0.000121136 Jy ! Component: 150 - total flux cleaned = -0.000119879 Jy ! Component: 200 - total flux cleaned = -0.000119345 Jy ! Total flux subtracted in 200 components = -0.000119345 Jy ! Clean residual min=-0.001694 max=0.001705 Jy/beam ! Clean residual mean=-0.000114 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.502159 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 0.502158 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170576Jy sigma=0.001583 ! Fit after self-cal, rms=0.170578Jy sigma=0.001583 ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 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=0.170578Jy sigma=0.001583 ! Fit after self-cal, rms=0.170907Jy sigma=0.001583 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec ! Estimated beam: bmin=2.266 mas, bmaj=3.274 mas, bpa=20.58 degrees ! Estimated noise=392.37 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000163023 Jy ! Component: 100 - total flux cleaned = 8.00563e-05 Jy ! Component: 150 - total flux cleaned = -1.66714e-05 Jy ! Component: 200 - total flux cleaned = -1.77944e-05 Jy ! Total flux subtracted in 200 components = -1.77944e-05 Jy ! Clean residual min=-0.002590 max=0.001785 Jy/beam ! Clean residual mean=-0.000492 rms=0.000643 Jy/beam ! Combined flux in latest and established models = 0.502141 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 70 components and 0.502141 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170905Jy sigma=0.001583 ! Fit after self-cal, rms=0.170908Jy sigma=0.001583 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 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 = 4.46906e-05 Jy ! Component: 100 - total flux cleaned = -2.3861e-05 Jy ! Component: 150 - total flux cleaned = -2.40741e-05 Jy ! Component: 200 - total flux cleaned = -2.35344e-05 Jy ! Total flux subtracted in 200 components = -2.35344e-05 Jy ! Clean residual min=-0.002544 max=0.001771 Jy/beam ! Clean residual mean=-0.000493 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 0.502117 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 71 components and 0.502117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170908Jy sigma=0.001583 ! Fit after self-cal, rms=0.170909Jy sigma=0.001583 ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 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% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec ! Estimated beam: bmin=0.546 mas, bmaj=0.6364 mas, bpa=-87.45 degrees ! Estimated noise=216.615 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.546 x 0.6364 at -87.45 degrees (North through East) ! Clean map min=-0.0018604 max=0.39805 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec ! Estimated beam: bmin=0.4834 mas, bmaj=0.5265 mas, bpa=-68.7 degrees ! Estimated noise=472.878 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.300799 Jy ! Component: 100 - total flux cleaned = 0.367286 Jy ! Component: 150 - total flux cleaned = 0.392384 Jy ! Component: 200 - total flux cleaned = 0.409544 Jy ! Total flux subtracted in 200 components = 0.409544 Jy ! Clean residual min=-0.003263 max=0.009713 Jy/beam ! Clean residual mean=0.000008 rms=0.000902 Jy/beam ! Combined flux in latest and established models = 0.409544 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.409544 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec ! Estimated beam: bmin=0.546 mas, bmaj=0.6364 mas, bpa=-87.45 degrees ! Estimated noise=216.615 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 = 0.0276899 Jy ! Component: 100 - total flux cleaned = 0.0455793 Jy ! Component: 150 - total flux cleaned = 0.0581413 Jy ! Component: 200 - total flux cleaned = 0.0671615 Jy ! Total flux subtracted in 200 components = 0.0671615 Jy ! Clean residual min=-0.001936 max=0.005100 Jy/beam ! Clean residual mean=0.000125 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 0.476705 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 42 components and 0.476705 Jy ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00655565 Jy ! Component: 100 - total flux cleaned = 0.0113937 Jy ! Component: 150 - total flux cleaned = 0.0150014 Jy ! Component: 200 - total flux cleaned = 0.0177149 Jy ! Total flux subtracted in 200 components = 0.0177149 Jy ! Clean residual min=-0.001669 max=0.002067 Jy/beam ! Clean residual mean=-0.000034 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.49442 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 65 components and 0.49442 Jy ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec ! Added new window around map position (-2.2, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00224601 Jy ! Component: 100 - total flux cleaned = 0.0037214 Jy ! Component: 150 - total flux cleaned = 0.00443174 Jy ! Component: 200 - total flux cleaned = 0.00505647 Jy ! Total flux subtracted in 200 components = 0.00505647 Jy ! Clean residual min=-0.001614 max=0.001791 Jy/beam ! Clean residual mean=-0.000080 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.499477 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 85 components and 0.499477 Jy ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec ! Added new window around map position (-6, -19.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144671 Jy ! Component: 100 - total flux cleaned = 0.00197239 Jy ! Component: 150 - total flux cleaned = 0.00233058 Jy ! Component: 200 - total flux cleaned = 0.00265883 Jy ! Total flux subtracted in 200 components = 0.00265883 Jy ! Clean residual min=-0.001578 max=0.001361 Jy/beam ! Clean residual mean=-0.000104 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.502136 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 96 components and 0.502136 Jy ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 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% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec ! Estimated beam: bmin=2.266 mas, bmaj=3.274 mas, bpa=20.58 degrees ! Estimated noise=392.37 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170497 Jy ! Component: 100 - total flux cleaned = 0.00182585 Jy ! Component: 150 - total flux cleaned = 0.00195484 Jy ! Component: 200 - total flux cleaned = 0.00204512 Jy ! Total flux subtracted in 200 components = 0.00204512 Jy ! Clean residual min=-0.002403 max=0.001287 Jy/beam ! Clean residual mean=-0.000575 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.504181 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 = 9.05893e-05 Jy ! Component: 100 - total flux cleaned = 0.000198985 Jy ! Component: 150 - total flux cleaned = 0.000267955 Jy ! Component: 200 - total flux cleaned = 0.000268139 Jy ! Total flux subtracted in 200 components = 0.000268139 Jy ! Clean residual min=-0.002409 max=0.001207 Jy/beam ! Clean residual mean=-0.000588 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.504449 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 111 components and 0.504449 Jy ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec ! Estimated beam: bmin=0.546 mas, bmaj=0.6364 mas, bpa=-87.45 degrees ! Estimated noise=216.615 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000150158 Jy ! Component: 100 - total flux cleaned = -0.000414136 Jy ! Component: 150 - total flux cleaned = -0.000482484 Jy ! Component: 200 - total flux cleaned = -0.00051179 Jy ! Total flux subtracted in 200 components = -0.00051179 Jy ! Clean residual min=-0.001599 max=0.001322 Jy/beam ! Clean residual mean=-0.000120 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.503937 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 115 components and 0.503937 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170799Jy sigma=0.001582 ! Fit after self-cal, rms=0.170792Jy sigma=0.001582 wmodel J1357+7643_X_2009_04_21_pus_map.mod ! Writing 115 model components to file: J1357+7643_X_2009_04_21_pus_map.mod wobs J1357+7643_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J1357+7643_X_2009_04_21_pus_uvs.fits wwins J1357+7643_X_2009_04_21_pus_map.win ! wwins: Wrote 6 windows to J1357+7643_X_2009_04_21_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% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000733379 Jy ! Component: 100 - total flux cleaned = -0.00142205 Jy ! Component: 150 - total flux cleaned = -0.00197915 Jy ! Component: 200 - total flux cleaned = -0.00241682 Jy ! Component: 250 - total flux cleaned = -0.00281996 Jy ! Component: 300 - total flux cleaned = -0.00321514 Jy ! Component: 350 - total flux cleaned = -0.00355473 Jy ! Component: 400 - total flux cleaned = -0.00384123 Jy ! Component: 450 - total flux cleaned = -0.00417064 Jy ! Component: 500 - total flux cleaned = -0.00444913 Jy ! Component: 550 - total flux cleaned = -0.00465556 Jy ! Component: 600 - total flux cleaned = -0.0048598 Jy ! Component: 650 - total flux cleaned = -0.0051068 Jy ! Component: 700 - total flux cleaned = -0.00530684 Jy ! Component: 750 - total flux cleaned = -0.00552716 Jy ! Component: 800 - total flux cleaned = -0.00574533 Jy ! Component: 850 - total flux cleaned = -0.00591827 Jy ! Component: 900 - total flux cleaned = -0.00611119 Jy ! Component: 950 - total flux cleaned = -0.00628117 Jy ! Component: 1000 - total flux cleaned = -0.0064288 Jy ! Component: 1050 - total flux cleaned = -0.00661723 Jy ! Component: 1100 - total flux cleaned = -0.00670021 Jy ! Component: 1150 - total flux cleaned = -0.00688602 Jy ! Component: 1200 - total flux cleaned = -0.00700886 Jy ! Component: 1250 - total flux cleaned = -0.00715124 Jy ! Component: 1300 - total flux cleaned = -0.0072522 Jy ! Component: 1350 - total flux cleaned = -0.00739262 Jy ! Component: 1400 - total flux cleaned = -0.00747247 Jy ! Component: 1450 - total flux cleaned = -0.00759143 Jy ! Component: 1500 - total flux cleaned = -0.00767025 Jy ! Component: 1550 - total flux cleaned = -0.00776828 Jy ! Component: 1600 - total flux cleaned = -0.00784622 Jy ! Component: 1650 - total flux cleaned = -0.00794326 Jy ! Component: 1700 - total flux cleaned = -0.00802047 Jy ! Component: 1750 - total flux cleaned = -0.00813553 Jy ! Component: 1800 - total flux cleaned = -0.00821178 Jy ! Component: 1850 - total flux cleaned = -0.00830665 Jy ! Component: 1900 - total flux cleaned = -0.00836323 Jy ! Component: 1950 - total flux cleaned = -0.00843837 Jy ! Component: 2000 - total flux cleaned = -0.00851315 Jy ! Total flux subtracted in 2048 components = -0.00860612 Jy ! Clean residual min=-0.001175 max=0.001031 Jy/beam ! Clean residual mean=-0.000041 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.495331 Jy keep ! Adding 186 model components to the UV plane model. ! The established model now contains 301 components and 0.495331 Jy ![Exited script file: muppet] wmap "J1357+7643_X_2009_04_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.546 x 0.6364 at -87.45 degrees (North through East) ! Clean map min=-0.0014532 max=0.39856 Jy/beam ! Writing clean map to FITS file: J1357+7643_X_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.39856 invert ! Inverting map ! Your choice of large map pixels excluded 4% of the data. ! The x-axis pixel size should ideally be below 0.1723 milli-arcsec ! The y-axis pixel size should ideally be below 0.1763 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000323741 device "J1357+7643_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J1357+7643_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.243683 0.243683 0.487366 0.974732 1.94946 3.89893 7.79786 15.5957 31.1914 62.3829 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.398 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.546 x 0.6364 at -87.45 degrees (North through East) ! Clean map min=-0.0014532 max=0.39856 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1357+7643_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J1357+7643_X_2009_04_21_pus_map.gif/vgif' mapplot cln