! Started logfile: J1043+2408_X_2010_06_23_pus_uvs.log on Thu Jan 27 23:41:04 2011 obs J1043+2408_X_2010_06_23_pus_uva.fits ! Reading UV FITS file: J1043+2408_X_2010_06_23_pus_uva.fits ! AN table 1: 184 integrations on 105 of 105 possible baselines. ! AN table 2: 36 integrations on 105 of 105 possible baselines. ! AN table 3: 57 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.102665 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1043+2408 ! ! 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 11944 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 J1043+2408_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 2150 telescope corrections were flagged in sub-array 1. ! A total of 347 telescope corrections were flagged in sub-array 2. ! A total of 609 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 2251 telescope corrections were flagged in sub-array 1. ! A total of 368 telescope corrections were flagged in sub-array 2. ! A total of 649 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 2220 telescope corrections were flagged in sub-array 1. ! A total of 347 telescope corrections were flagged in sub-array 2. ! A total of 629 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 2220 telescope corrections were flagged in sub-array 1. ! A total of 347 telescope corrections were flagged in sub-array 2. ! A total of 635 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.536402Jy sigma=0.005352 ! Fit after self-cal, rms=0.356523Jy sigma=0.003662 ! 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 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! Estimated beam: bmin=0.5271 mas, bmaj=1.097 mas, bpa=-2.286 degrees ! Estimated noise=1017.98 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 = 0.533633 Jy ! Component: 100 - total flux cleaned = 0.678949 Jy ! Total flux subtracted in 100 components = 0.678949 Jy ! Clean residual min=-0.016418 max=0.066621 Jy/beam ! Clean residual mean=0.000298 rms=0.006420 Jy/beam ! Combined flux in latest and established models = 0.678948 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.678948 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234348Jy sigma=0.002342 ! Fit after self-cal, rms=0.233488Jy sigma=0.002335 ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0753 Jy ! Component: 100 - total flux cleaned = 0.115762 Jy ! Total flux subtracted in 100 components = 0.115762 Jy ! Clean residual min=-0.013254 max=0.026443 Jy/beam ! Clean residual mean=0.000133 rms=0.004132 Jy/beam ! Combined flux in latest and established models = 0.79471 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.79471 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193333Jy sigma=0.001777 ! Fit after self-cal, rms=0.192636Jy sigma=0.001770 ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 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 = 0.0302024 Jy ! Component: 100 - total flux cleaned = 0.0508593 Jy ! Total flux subtracted in 100 components = 0.0508593 Jy ! Clean residual min=-0.012209 max=0.016533 Jy/beam ! Clean residual mean=0.000067 rms=0.003479 Jy/beam ! Combined flux in latest and established models = 0.845569 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 0.845569 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183503Jy sigma=0.001625 ! Fit after self-cal, rms=0.183304Jy sigma=0.001622 ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 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 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! Estimated beam: bmin=0.6769 mas, bmaj=1.303 mas, bpa=-3.078 degrees ! Estimated noise=674.449 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 = 0.0367897 Jy ! Component: 100 - total flux cleaned = 0.0585524 Jy ! Component: 150 - total flux cleaned = 0.0722377 Jy ! Component: 200 - total flux cleaned = 0.0808871 Jy ! Total flux subtracted in 200 components = 0.0808871 Jy ! Clean residual min=-0.012494 max=0.014284 Jy/beam ! Clean residual mean=-0.000081 rms=0.003262 Jy/beam ! Combined flux in latest and established models = 0.926456 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 46 components and 0.926456 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177410Jy sigma=0.001516 ! Fit after self-cal, rms=0.177188Jy sigma=0.001512 ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 135 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 HN 1.03 KK 1.04 ! KP 0.98 LA 0.96 MA 1.15 MK 1.00 ! NL 1.00 NY 1.05 OV 0.98 PT 0.97 ! SC 0.98 TS 1.01 ZC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.04 HN 0.84 KK 1.00* ! KP 1.00* LA 1.00 MA 1.03 MK 1.00* ! NL 1.00 NY 1.06 OV 1.00* PT 1.07 ! SC 0.95 TS 0.98 ZC 1.00 ! ! 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 1.13 KK 0.90 ! KP 0.96 LA 0.95 MA 1.49 MK 0.97 ! NL 1.02 NY 1.03 OV 0.98 PT 0.95 ! SC 1.05 TS 1.10 ZC 1.31 ! ! ! Correcting IF 2. ! A total of 171 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.05 KK 1.06 ! KP 0.96 LA 1.00 MA 1.00* MK 1.01 ! NL 1.03 NY 1.05 OV 1.00 PT 0.97 ! SC 1.00 TS 0.98 ZC 0.95 ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.02 HN 0.85 KK 1.00* ! KP 1.00* LA 1.03 MA 1.00* MK 1.00* ! NL 1.01 NY 1.02 OV 1.00* PT 1.08 ! SC 1.01 TS 1.00* ZC 1.00 ! ! A total of 57 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.98 HN 1.17 KK 1.01 ! KP 0.95 LA 0.99 MA 1.00* MK 0.95 ! NL 1.05 NY 0.99 OV 1.00 PT 0.94 ! SC 1.06 TS 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 105 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 1.03 KK 1.04 ! KP 0.98 LA 0.98 MA 1.10 MK 1.02 ! NL 1.00 NY 1.07 OV 0.98 PT 0.98 ! SC 0.94 TS 0.98 ZC 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.98 HN 0.83 KK 1.00* ! KP 1.00* LA 1.00 MA 1.18 MK 1.00* ! NL 1.00 NY 1.06 OV 1.00* PT 1.07 ! SC 0.93 TS 0.95 ZC 1.00 ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.98 HN 1.15 KK 0.95 ! KP 0.94 LA 0.97 MA 1.06 MK 0.96 ! NL 1.00 NY 1.06 OV 1.00 PT 0.95 ! SC 0.99 TS 1.16 ZC 1.07 ! ! ! Correcting IF 4. ! A total of 105 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 1.04 KK 0.97 ! KP 0.96 LA 0.96 MA 1.12 MK 1.00 ! NL 1.01 NY 1.07 OV 0.98 PT 0.99 ! SC 0.97 TS 1.00 ZC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.02 HN 0.83 KK 1.00* ! KP 1.00* LA 0.98 MA 1.16 MK 1.00* ! NL 1.02 NY 1.06 OV 1.00* PT 1.07 ! SC 0.93 TS 0.93 ZC 1.04 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.96 HN 1.17 KK 0.88 ! KP 0.95 LA 0.96 MA 1.03 MK 0.96 ! NL 1.03 NY 1.03 OV 0.99 PT 0.94 ! SC 1.01 TS 1.13 ZC 1.18 ! ! ! Fit before self-cal, rms=0.177188Jy sigma=0.001512 ! Fit after self-cal, rms=0.176828Jy sigma=0.001391 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! Estimated beam: bmin=0.7037 mas, bmaj=1.317 mas, bpa=-4.849 degrees ! Estimated noise=693.292 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 = -0.00704808 Jy ! Component: 100 - total flux cleaned = -0.00765723 Jy ! Component: 150 - total flux cleaned = -0.00776988 Jy ! Component: 200 - total flux cleaned = -0.00796161 Jy ! Total flux subtracted in 200 components = -0.00796161 Jy ! Clean residual min=-0.005062 max=0.005581 Jy/beam ! Clean residual mean=0.000052 rms=0.001299 Jy/beam ! Combined flux in latest and established models = 0.918495 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 48 components and 0.918495 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176335Jy sigma=0.001387 ! Fit after self-cal, rms=0.176648Jy sigma=0.001386 ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 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=0.176648Jy sigma=0.001386 ! Fit after self-cal, rms=0.724499Jy sigma=0.001344 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! Estimated beam: bmin=0.7039 mas, bmaj=1.315 mas, bpa=-4.748 degrees ! Estimated noise=692.692 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00288714 Jy ! Component: 100 - total flux cleaned = -0.0034057 Jy ! Component: 150 - total flux cleaned = -0.00357082 Jy ! Component: 200 - total flux cleaned = -0.00377581 Jy ! Total flux subtracted in 200 components = -0.00377581 Jy ! Clean residual min=-0.003190 max=0.005224 Jy/beam ! Clean residual mean=0.000124 rms=0.001039 Jy/beam ! Combined flux in latest and established models = 0.914719 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 50 components and 0.914719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.724344Jy sigma=0.001343 ! Fit after self-cal, rms=0.736747Jy sigma=0.001342 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 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 (1.4, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00370104 Jy ! Component: 100 - total flux cleaned = 0.00404276 Jy ! Component: 150 - total flux cleaned = 0.00414155 Jy ! Component: 200 - total flux cleaned = 0.00414728 Jy ! Total flux subtracted in 200 components = 0.00414728 Jy ! Clean residual min=-0.003023 max=0.003683 Jy/beam ! Clean residual mean=0.000067 rms=0.000953 Jy/beam ! Combined flux in latest and established models = 0.918866 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 65 components and 0.918866 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.736715Jy sigma=0.001339 ! Fit after self-cal, rms=0.736723Jy sigma=0.001339 ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 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=0.736723Jy sigma=0.001339 ! Fit after self-cal, rms=0.674028Jy sigma=0.001337 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! Estimated beam: bmin=0.705 mas, bmaj=1.317 mas, bpa=-4.684 degrees ! Estimated noise=692.949 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000162622 Jy ! Component: 100 - total flux cleaned = -0.000380726 Jy ! Component: 150 - total flux cleaned = -0.000525992 Jy ! Component: 200 - total flux cleaned = -0.000593418 Jy ! Total flux subtracted in 200 components = -0.000593418 Jy ! Clean residual min=-0.002801 max=0.003259 Jy/beam ! Clean residual mean=0.000102 rms=0.000896 Jy/beam ! Combined flux in latest and established models = 0.918273 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 66 components and 0.918273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.673984Jy sigma=0.001335 ! Fit after self-cal, rms=0.673625Jy sigma=0.001335 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 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 = 0.000290482 Jy ! Component: 100 - total flux cleaned = 0.000282579 Jy ! Component: 150 - total flux cleaned = 0.000337334 Jy ! Component: 200 - total flux cleaned = 0.000337733 Jy ! Total flux subtracted in 200 components = 0.000337733 Jy ! Clean residual min=-0.002749 max=0.003243 Jy/beam ! Clean residual mean=0.000096 rms=0.000879 Jy/beam ! Combined flux in latest and established models = 0.91861 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 72 components and 0.91861 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.673615Jy sigma=0.001335 ! Fit after self-cal, rms=0.673595Jy sigma=0.001335 ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 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=0.673595Jy sigma=0.001335 ! Fit after self-cal, rms=0.673038Jy sigma=0.001334 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! Estimated beam: bmin=2.455 mas, bmaj=2.774 mas, bpa=-27.42 degrees ! Estimated noise=928.286 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00024265 Jy ! Component: 100 - total flux cleaned = -0.00056754 Jy ! Component: 150 - total flux cleaned = -0.000833959 Jy ! Component: 200 - total flux cleaned = -0.000989453 Jy ! Total flux subtracted in 200 components = -0.000989453 Jy ! Clean residual min=-0.003726 max=0.003206 Jy/beam ! Clean residual mean=0.000276 rms=0.001055 Jy/beam ! Combined flux in latest and established models = 0.917621 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 78 components and 0.917621 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.673047Jy sigma=0.001334 ! Fit after self-cal, rms=0.673006Jy sigma=0.001334 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 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 = 0.000176888 Jy ! Component: 100 - total flux cleaned = 0.000107624 Jy ! Component: 150 - total flux cleaned = 3.4667e-05 Jy ! Component: 200 - total flux cleaned = -2.20446e-05 Jy ! Total flux subtracted in 200 components = -2.20446e-05 Jy ! Clean residual min=-0.003745 max=0.003176 Jy/beam ! Clean residual mean=0.000276 rms=0.001054 Jy/beam ! Combined flux in latest and established models = 0.917599 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 81 components and 0.917599 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.673006Jy sigma=0.001334 ! Fit after self-cal, rms=0.673000Jy sigma=0.001334 ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 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 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! Estimated beam: bmin=0.706 mas, bmaj=1.318 mas, bpa=-4.65 degrees ! Estimated noise=693.072 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.706 x 1.318 at -4.65 degrees (North through East) ! Clean map min=-0.0023795 max=0.73888 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=0.673000Jy sigma=0.001334 ! Fit after self-cal, rms=1.470227Jy sigma=0.001217 ! Inverting map and beam ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! Estimated beam: bmin=0.7063 mas, bmaj=1.319 mas, bpa=-4.643 degrees ! Estimated noise=692.372 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00132686 Jy ! Component: 100 - total flux cleaned = -0.00151817 Jy ! Component: 150 - total flux cleaned = -0.00173306 Jy ! Component: 200 - total flux cleaned = -0.00187104 Jy ! Total flux subtracted in 200 components = -0.00187104 Jy ! Clean residual min=-0.002584 max=0.003274 Jy/beam ! Clean residual mean=0.000091 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.915728 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 84 components and 0.915728 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.470224Jy sigma=0.001216 ! Fit after self-cal, rms=1.470191Jy sigma=0.001216 ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.95505e-05 Jy ! Component: 100 - total flux cleaned = -0.000125797 Jy ! Component: 150 - total flux cleaned = -0.000126879 Jy ! Component: 200 - total flux cleaned = -0.000126953 Jy ! Total flux subtracted in 200 components = -0.000126953 Jy ! Clean residual min=-0.002594 max=0.003216 Jy/beam ! Clean residual mean=0.000092 rms=0.000823 Jy/beam ! Combined flux in latest and established models = 0.915601 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 92 components and 0.915601 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.470186Jy sigma=0.001216 ! Fit after self-cal, rms=1.470191Jy sigma=0.001216 ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.470191Jy sigma=0.001216 ! Fit after self-cal, rms=1.743932Jy sigma=0.001215 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 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! Estimated beam: bmin=0.5355 mas, bmaj=1.089 mas, bpa=-3.05 degrees ! Estimated noise=1065.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.542348 Jy ! Component: 100 - total flux cleaned = 0.691716 Jy ! Component: 150 - total flux cleaned = 0.766778 Jy ! Component: 200 - total flux cleaned = 0.807297 Jy ! Total flux subtracted in 200 components = 0.807297 Jy ! Clean residual min=-0.007327 max=0.020270 Jy/beam ! Clean residual mean=0.000190 rms=0.002520 Jy/beam ! Combined flux in latest and established models = 0.807297 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.807297 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! Estimated beam: bmin=0.7073 mas, bmaj=1.32 mas, bpa=-4.618 degrees ! Estimated noise=692.682 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 = 0.0445011 Jy ! Component: 100 - total flux cleaned = 0.0680661 Jy ! Component: 150 - total flux cleaned = 0.0819043 Jy ! Component: 200 - total flux cleaned = 0.0904096 Jy ! Total flux subtracted in 200 components = 0.0904096 Jy ! Clean residual min=-0.002900 max=0.004646 Jy/beam ! Clean residual mean=0.000309 rms=0.001104 Jy/beam ! Combined flux in latest and established models = 0.897706 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 47 components and 0.897706 Jy ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 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 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! Estimated beam: bmin=2.456 mas, bmaj=2.776 mas, bpa=-27.23 degrees ! Estimated noise=925.064 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00915133 Jy ! Component: 100 - total flux cleaned = 0.0130395 Jy ! Component: 150 - total flux cleaned = 0.0149875 Jy ! Component: 200 - total flux cleaned = 0.0155504 Jy ! Total flux subtracted in 200 components = 0.0155504 Jy ! Clean residual min=-0.003485 max=0.003233 Jy/beam ! Clean residual mean=0.000271 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 0.913257 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 = 0.000139511 Jy ! Component: 100 - total flux cleaned = 0.000229164 Jy ! Component: 150 - total flux cleaned = 0.000308548 Jy ! Component: 200 - total flux cleaned = 0.000397339 Jy ! Total flux subtracted in 200 components = 0.000397339 Jy ! Clean residual min=-0.003456 max=0.003235 Jy/beam ! Clean residual mean=0.000256 rms=0.001001 Jy/beam ! Combined flux in latest and established models = 0.913654 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 63 components and 0.913654 Jy ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! Estimated beam: bmin=0.7073 mas, bmaj=1.32 mas, bpa=-4.618 degrees ! Estimated noise=692.682 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000813079 Jy ! Component: 100 - total flux cleaned = -0.000816781 Jy ! Component: 150 - total flux cleaned = -0.000629236 Jy ! Component: 200 - total flux cleaned = -0.000516795 Jy ! Total flux subtracted in 200 components = -0.000516795 Jy ! Clean residual min=-0.002542 max=0.003176 Jy/beam ! Clean residual mean=0.000104 rms=0.000829 Jy/beam ! Combined flux in latest and established models = 0.913137 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 73 components and 0.913137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.743957Jy sigma=0.001221 ! Fit after self-cal, rms=1.743923Jy sigma=0.001220 wmodel J1043+2408_X_2010_06_23_pus_map.mod ! Writing 73 model components to file: J1043+2408_X_2010_06_23_pus_map.mod wobs J1043+2408_X_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J1043+2408_X_2010_06_23_pus_uvs.fits wwins J1043+2408_X_2010_06_23_pus_map.win ! wwins: Wrote 3 windows to J1043+2408_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 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00137002 Jy ! Component: 100 - total flux cleaned = 0.00156614 Jy ! Component: 150 - total flux cleaned = 0.00165838 Jy ! Component: 200 - total flux cleaned = 0.00179204 Jy ! Component: 250 - total flux cleaned = 0.00179174 Jy ! Component: 300 - total flux cleaned = 0.00179191 Jy ! Component: 350 - total flux cleaned = 0.00183252 Jy ! Component: 400 - total flux cleaned = 0.00187245 Jy ! Component: 450 - total flux cleaned = 0.00199099 Jy ! Component: 500 - total flux cleaned = 0.00206852 Jy ! Component: 550 - total flux cleaned = 0.00218378 Jy ! Component: 600 - total flux cleaned = 0.00233555 Jy ! Component: 650 - total flux cleaned = 0.00248557 Jy ! Component: 700 - total flux cleaned = 0.00270808 Jy ! Component: 750 - total flux cleaned = 0.00289177 Jy ! Component: 800 - total flux cleaned = 0.00310992 Jy ! Component: 850 - total flux cleaned = 0.00321828 Jy ! Component: 900 - total flux cleaned = 0.00357478 Jy ! Component: 950 - total flux cleaned = 0.00378573 Jy ! Component: 1000 - total flux cleaned = 0.00382069 Jy ! Total flux subtracted in 1024 components = 0.00395974 Jy ! Clean residual min=-0.001900 max=0.002024 Jy/beam ! Clean residual mean=0.000068 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.917097 Jy keep ! Adding 91 model components to the UV plane model. ! The established model now contains 164 components and 0.917097 Jy ![Exited script file: muppet] wmap "J1043+2408_X_2010_06_23_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7073 x 1.32 at -4.618 degrees (North through East) ! Clean map min=-0.0023567 max=0.73984 Jy/beam ! Writing clean map to FITS file: J1043+2408_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 0.739845 invert ! Inverting map ! Your choice of large map pixels excluded 5.86% of the data. ! The x-axis pixel size should ideally be below 0.1602 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000701904 device "J1043+2408_X_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J1043+2408_X_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.284615 0.284615 0.569231 1.13846 2.27692 4.55385 9.1077 18.2154 36.4308 72.8616 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.739 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7073 x 1.32 at -4.618 degrees (North through East) ! Clean map min=-0.0023567 max=0.73984 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1043+2408_X_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J1043+2408_X_2010_06_23_pus_map.gif/vgif' mapplot cln