! Started logfile: J0746+2734_X_2010_06_23_pus_uvs.log on Thu Jan 27 23:40:12 2011 obs J0746+2734_X_2010_06_23_pus_uva.fits ! Reading UV FITS file: J0746+2734_X_2010_06_23_pus_uva.fits ! AN table 1: 343 integrations on 105 of 105 possible baselines. ! AN table 2: 41 integrations on 105 of 105 possible baselines. ! AN table 3: 38 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.1884 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0746+2734 ! ! 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 33392 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 J0746+2734_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 3369 telescope corrections were flagged in sub-array 1. ! A total of 417 telescope corrections were flagged in sub-array 2. ! A total of 570 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 3429 telescope corrections were flagged in sub-array 1. ! A total of 417 telescope corrections were flagged in sub-array 2. ! A total of 570 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 3369 telescope corrections were flagged in sub-array 1. ! A total of 417 telescope corrections were flagged in sub-array 2. ! A total of 570 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 3369 telescope corrections were flagged in sub-array 1. ! A total of 417 telescope corrections were flagged in sub-array 2. ! A total of 570 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.721356Jy sigma=0.008234 ! Fit after self-cal, rms=0.447532Jy sigma=0.005057 ! 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 7.32% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! Estimated beam: bmin=0.5564 mas, bmaj=1.097 mas, bpa=-8.1 degrees ! Estimated noise=712.58 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 = 0.439896 Jy ! Component: 100 - total flux cleaned = 0.543621 Jy ! Total flux subtracted in 100 components = 0.543621 Jy ! Clean residual min=-0.010590 max=0.041478 Jy/beam ! Clean residual mean=0.000023 rms=0.003770 Jy/beam ! Combined flux in latest and established models = 0.543621 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.543621 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181613Jy sigma=0.001778 ! Fit after self-cal, rms=0.181564Jy sigma=0.001778 ! Inverting map ! Your choice of large map pixels excluded 7.32% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.045039 Jy ! Component: 100 - total flux cleaned = 0.0691817 Jy ! Total flux subtracted in 100 components = 0.0691817 Jy ! Clean residual min=-0.007370 max=0.012525 Jy/beam ! Clean residual mean=0.000035 rms=0.002189 Jy/beam ! Combined flux in latest and established models = 0.612802 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 15 components and 0.612802 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163529Jy sigma=0.001531 ! Fit after self-cal, rms=0.163493Jy sigma=0.001531 ! Inverting map ! Your choice of large map pixels excluded 7.32% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.015249 Jy ! Component: 100 - total flux cleaned = 0.0251311 Jy ! Total flux subtracted in 100 components = 0.0251311 Jy ! Clean residual min=-0.007724 max=0.008049 Jy/beam ! Clean residual mean=0.000036 rms=0.001939 Jy/beam ! Combined flux in latest and established models = 0.637933 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 23 components and 0.637933 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160501Jy sigma=0.001494 ! Fit after self-cal, rms=0.160496Jy sigma=0.001494 ! Inverting map ! Your choice of large map pixels excluded 7.32% of the data. ! The x-axis pixel size should ideally be below 0.1746 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 7.32% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! Estimated beam: bmin=0.7728 mas, bmaj=1.29 mas, bpa=-9.633 degrees ! Estimated noise=367.76 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 = 0.0131674 Jy ! Component: 100 - total flux cleaned = 0.0192011 Jy ! Component: 150 - total flux cleaned = 0.0220897 Jy ! Component: 200 - total flux cleaned = 0.0234915 Jy ! Total flux subtracted in 200 components = 0.0234915 Jy ! Clean residual min=-0.007038 max=0.008850 Jy/beam ! Clean residual mean=0.000183 rms=0.002090 Jy/beam ! Combined flux in latest and established models = 0.661425 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 27 components and 0.661425 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159212Jy sigma=0.001485 ! Fit after self-cal, rms=0.159202Jy sigma=0.001485 ! Inverting map ! Your choice of large map pixels excluded 7.32% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 150 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.86 KK 1.00 ! KP 1.00 LA 0.97 MA 1.09 MK 1.09 ! NL 1.02 NY 1.03 OV 1.02 PT 0.99 ! SC 1.01 TS 0.95 ZC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00 HN 0.98 KK 1.00* ! KP 0.99 LA 0.98 MA 1.00* MK 1.00* ! NL 1.03 NY 1.00* OV 1.02 PT 1.00 ! SC 1.05 TS 1.00* ZC 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! 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 150 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.87 KK 1.04 ! KP 0.99 LA 1.01 MA 1.00* MK 1.10 ! NL 1.03 NY 1.03 OV 1.05 PT 0.98 ! SC 1.02 TS 0.95 ZC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.00 HN 0.98 KK 1.00* ! KP 0.99 LA 1.00 MA 1.00* MK 1.00* ! NL 1.05 NY 1.00* OV 1.05 PT 0.99 ! SC 1.05 TS 1.00* ZC 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! 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 150 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.88 KK 0.99 ! KP 0.99 LA 0.99 MA 1.16 MK 1.09 ! NL 0.99 NY 1.04 OV 1.03 PT 0.98 ! SC 0.96 TS 0.95 ZC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.99 HN 0.98 KK 1.00* ! KP 0.98 LA 0.99 MA 1.00* MK 1.00* ! NL 1.00 NY 1.00* OV 1.02 PT 0.99 ! SC 1.02 TS 1.00* ZC 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! 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 150 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.87 KK 0.97 ! KP 1.00 LA 0.99 MA 1.11 MK 1.06 ! NL 1.01 NY 1.02 OV 1.01 PT 1.00 ! SC 1.01 TS 0.99 ZC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.03 HN 0.93 KK 1.00* ! KP 1.02 LA 1.00 MA 1.00* MK 1.00* ! NL 1.01 NY 1.00* OV 1.00 PT 0.99 ! SC 1.03 TS 1.00* ZC 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! 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=0.159202Jy sigma=0.001485 ! Fit after self-cal, rms=0.154798Jy sigma=0.001445 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! Estimated beam: bmin=0.7839 mas, bmaj=1.302 mas, bpa=-10.33 degrees ! Estimated noise=371.962 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 = -0.000930595 Jy ! Component: 100 - total flux cleaned = -0.00108971 Jy ! Component: 150 - total flux cleaned = -0.00121751 Jy ! Component: 200 - total flux cleaned = -0.00132333 Jy ! Total flux subtracted in 200 components = -0.00132333 Jy ! Clean residual min=-0.004477 max=0.005410 Jy/beam ! Clean residual mean=0.000085 rms=0.001249 Jy/beam ! Combined flux in latest and established models = 0.660102 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 31 components and 0.660102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154739Jy sigma=0.001444 ! Fit after self-cal, rms=0.154718Jy sigma=0.001444 ! Inverting map ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 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=0.154718Jy sigma=0.001444 ! Fit after self-cal, rms=0.153005Jy sigma=0.001427 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! Estimated beam: bmin=0.7857 mas, bmaj=1.303 mas, bpa=-10.27 degrees ! Estimated noise=372.195 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000582338 Jy ! Component: 100 - total flux cleaned = -0.000746774 Jy ! Component: 150 - total flux cleaned = -0.000876046 Jy ! Component: 200 - total flux cleaned = -0.0010235 Jy ! Total flux subtracted in 200 components = -0.0010235 Jy ! Clean residual min=-0.002518 max=0.004438 Jy/beam ! Clean residual mean=0.000112 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.659078 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 32 components and 0.659078 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152993Jy sigma=0.001427 ! Fit after self-cal, rms=0.152985Jy sigma=0.001427 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 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, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00376996 Jy ! Component: 100 - total flux cleaned = 0.00402815 Jy ! Component: 150 - total flux cleaned = 0.00391406 Jy ! Component: 200 - total flux cleaned = 0.00377371 Jy ! Total flux subtracted in 200 components = 0.00377371 Jy ! Clean residual min=-0.002182 max=0.002474 Jy/beam ! Clean residual mean=0.000081 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.662852 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 42 components and 0.662852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152905Jy sigma=0.001426 ! Fit after self-cal, rms=0.152884Jy sigma=0.001425 ! Inverting map ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 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=0.152884Jy sigma=0.001425 ! Fit after self-cal, rms=0.153124Jy sigma=0.001425 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! Estimated beam: bmin=0.7871 mas, bmaj=1.303 mas, bpa=-10.2 degrees ! Estimated noise=372.559 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000745716 Jy ! Component: 100 - total flux cleaned = 0.00098144 Jy ! Component: 150 - total flux cleaned = 0.00112631 Jy ! Component: 200 - total flux cleaned = 0.00125066 Jy ! Total flux subtracted in 200 components = 0.00125066 Jy ! Clean residual min=-0.002029 max=0.002180 Jy/beam ! Clean residual mean=0.000079 rms=0.000583 Jy/beam ! Combined flux in latest and established models = 0.664103 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 46 components and 0.664102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153103Jy sigma=0.001424 ! Fit after self-cal, rms=0.153093Jy sigma=0.001424 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 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 = 0.000206773 Jy ! Component: 100 - total flux cleaned = 0.000365663 Jy ! Component: 150 - total flux cleaned = 0.000330962 Jy ! Component: 200 - total flux cleaned = 0.000331436 Jy ! Total flux subtracted in 200 components = 0.000331436 Jy ! Clean residual min=-0.001958 max=0.002076 Jy/beam ! Clean residual mean=0.000077 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.664434 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 54 components and 0.664434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153089Jy sigma=0.001424 ! Fit after self-cal, rms=0.153084Jy sigma=0.001424 ! Inverting map ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 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=0.153084Jy sigma=0.001424 ! Fit after self-cal, rms=0.153436Jy sigma=0.001424 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! Estimated beam: bmin=2.442 mas, bmaj=2.808 mas, bpa=4.434 degrees ! Estimated noise=469.301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000939366 Jy ! Component: 100 - total flux cleaned = 0.00100892 Jy ! Component: 150 - total flux cleaned = 0.00105809 Jy ! Component: 200 - total flux cleaned = 0.00105763 Jy ! Total flux subtracted in 200 components = 0.00105763 Jy ! Clean residual min=-0.001484 max=0.002000 Jy/beam ! Clean residual mean=0.000179 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.665492 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 72 components and 0.665491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153434Jy sigma=0.001424 ! Fit after self-cal, rms=0.153430Jy sigma=0.001424 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 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 = 0.000111957 Jy ! Component: 100 - total flux cleaned = 0.000204832 Jy ! Component: 150 - total flux cleaned = 0.000222285 Jy ! Component: 200 - total flux cleaned = 0.000251832 Jy ! Total flux subtracted in 200 components = 0.000251832 Jy ! Clean residual min=-0.001525 max=0.001897 Jy/beam ! Clean residual mean=0.000174 rms=0.000606 Jy/beam ! Combined flux in latest and established models = 0.665743 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 78 components and 0.665743 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153433Jy sigma=0.001424 ! Fit after self-cal, rms=0.153430Jy sigma=0.001424 ! Inverting map ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 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 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! Estimated beam: bmin=0.7886 mas, bmaj=1.303 mas, bpa=-10.16 degrees ! Estimated noise=372.965 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7886 x 1.303 at -10.16 degrees (North through East) ! Clean map min=-0.0018175 max=0.59976 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=0.153430Jy sigma=0.001424 ! Fit after self-cal, rms=0.147980Jy sigma=0.001328 ! Inverting map and beam ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! Estimated beam: bmin=0.7888 mas, bmaj=1.303 mas, bpa=-10.16 degrees ! Estimated noise=372.471 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00027155 Jy ! Component: 100 - total flux cleaned = -0.000225129 Jy ! Component: 150 - total flux cleaned = -0.000259484 Jy ! Component: 200 - total flux cleaned = -0.000260508 Jy ! Total flux subtracted in 200 components = -0.000260508 Jy ! Clean residual min=-0.001801 max=0.001975 Jy/beam ! Clean residual mean=0.000074 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.665483 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 83 components and 0.665483 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147973Jy sigma=0.001328 ! Fit after self-cal, rms=0.147971Jy sigma=0.001328 ! Inverting map ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.6667e-05 Jy ! Component: 100 - total flux cleaned = 7.59787e-05 Jy ! Component: 150 - total flux cleaned = 0.000103053 Jy ! Component: 200 - total flux cleaned = 0.000130123 Jy ! Total flux subtracted in 200 components = 0.000130123 Jy ! Clean residual min=-0.001809 max=0.001940 Jy/beam ! Clean residual mean=0.000073 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.665613 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 86 components and 0.665613 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147966Jy sigma=0.001328 ! Fit after self-cal, rms=0.147965Jy sigma=0.001328 ! Inverting map ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147965Jy sigma=0.001328 ! Fit after self-cal, rms=0.148263Jy sigma=0.001328 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 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! Estimated beam: bmin=0.5689 mas, bmaj=1.105 mas, bpa=-9.264 degrees ! Estimated noise=732.822 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.449622 Jy ! Component: 100 - total flux cleaned = 0.554241 Jy ! Component: 150 - total flux cleaned = 0.595611 Jy ! Component: 200 - total flux cleaned = 0.617237 Jy ! Total flux subtracted in 200 components = 0.617237 Jy ! Clean residual min=-0.004620 max=0.011180 Jy/beam ! Clean residual mean=0.000035 rms=0.001485 Jy/beam ! Combined flux in latest and established models = 0.617237 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.617237 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! Estimated beam: bmin=0.7899 mas, bmaj=1.303 mas, bpa=-10.12 degrees ! Estimated noise=372.604 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 = 0.0222939 Jy ! Component: 100 - total flux cleaned = 0.0334644 Jy ! Component: 150 - total flux cleaned = 0.0394443 Jy ! Component: 200 - total flux cleaned = 0.0429872 Jy ! Total flux subtracted in 200 components = 0.0429872 Jy ! Clean residual min=-0.001936 max=0.002204 Jy/beam ! Clean residual mean=0.000112 rms=0.000639 Jy/beam ! Combined flux in latest and established models = 0.660224 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 43 components and 0.660224 Jy ! Inverting map ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 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 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! Estimated beam: bmin=2.438 mas, bmaj=2.807 mas, bpa=4.46 degrees ! Estimated noise=468.987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00322292 Jy ! Component: 100 - total flux cleaned = 0.00464407 Jy ! Component: 150 - total flux cleaned = 0.00535657 Jy ! Component: 200 - total flux cleaned = 0.00548396 Jy ! Total flux subtracted in 200 components = 0.00548396 Jy ! Clean residual min=-0.001714 max=0.001869 Jy/beam ! Clean residual mean=0.000169 rms=0.000610 Jy/beam ! Combined flux in latest and established models = 0.665708 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.35655e-05 Jy ! Component: 100 - total flux cleaned = 0.00013631 Jy ! Component: 150 - total flux cleaned = 0.000168967 Jy ! Component: 200 - total flux cleaned = 0.000188663 Jy ! Total flux subtracted in 200 components = 0.000188663 Jy ! Clean residual min=-0.001605 max=0.001856 Jy/beam ! Clean residual mean=0.000165 rms=0.000597 Jy/beam ! Combined flux in latest and established models = 0.665896 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 66 components and 0.665896 Jy ! Inverting map ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! Estimated beam: bmin=0.7899 mas, bmaj=1.303 mas, bpa=-10.12 degrees ! Estimated noise=372.604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000205656 Jy ! Component: 100 - total flux cleaned = -0.000162923 Jy ! Component: 150 - total flux cleaned = -0.000160752 Jy ! Component: 200 - total flux cleaned = -0.000158957 Jy ! Total flux subtracted in 200 components = -0.000158957 Jy ! Clean residual min=-0.001774 max=0.002061 Jy/beam ! Clean residual mean=0.000072 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.665737 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 71 components and 0.665737 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148347Jy sigma=0.001329 ! Fit after self-cal, rms=0.148341Jy sigma=0.001329 wmodel J0746+2734_X_2010_06_23_pus_map.mod ! Writing 71 model components to file: J0746+2734_X_2010_06_23_pus_map.mod wobs J0746+2734_X_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J0746+2734_X_2010_06_23_pus_uvs.fits wwins J0746+2734_X_2010_06_23_pus_map.win ! wwins: Wrote 2 windows to J0746+2734_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 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000654454 Jy ! Component: 100 - total flux cleaned = 0.00135436 Jy ! Component: 150 - total flux cleaned = 0.00189351 Jy ! Component: 200 - total flux cleaned = 0.00235139 Jy ! Component: 250 - total flux cleaned = 0.00270598 Jy ! Component: 300 - total flux cleaned = 0.00296497 Jy ! Component: 350 - total flux cleaned = 0.00324601 Jy ! Component: 400 - total flux cleaned = 0.0035212 Jy ! Component: 450 - total flux cleaned = 0.00365639 Jy ! Component: 500 - total flux cleaned = 0.00384247 Jy ! Component: 550 - total flux cleaned = 0.00399937 Jy ! Component: 600 - total flux cleaned = 0.00420478 Jy ! Component: 650 - total flux cleaned = 0.00440661 Jy ! Component: 700 - total flux cleaned = 0.00455558 Jy ! Component: 750 - total flux cleaned = 0.00470278 Jy ! Component: 800 - total flux cleaned = 0.00484758 Jy ! Component: 850 - total flux cleaned = 0.00494309 Jy ! Component: 900 - total flux cleaned = 0.00513082 Jy ! Component: 950 - total flux cleaned = 0.0052232 Jy ! Component: 1000 - total flux cleaned = 0.00529171 Jy ! Total flux subtracted in 1024 components = 0.0053144 Jy ! Clean residual min=-0.001169 max=0.001131 Jy/beam ! Clean residual mean=0.000043 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.671052 Jy keep ! Adding 68 model components to the UV plane model. ! The established model now contains 139 components and 0.671052 Jy ![Exited script file: muppet] wmap "J0746+2734_X_2010_06_23_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7899 x 1.303 at -10.12 degrees (North through East) ! Clean map min=-0.0014683 max=0.59902 Jy/beam ! Writing clean map to FITS file: J0746+2734_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 0.599022 invert ! Inverting map ! Your choice of large map pixels excluded 7.36% of the data. ! The x-axis pixel size should ideally be below 0.1746 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000433848 device "J0746+2734_X_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J0746+2734_X_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.217278 0.217278 0.434556 0.869113 1.73823 3.47645 6.9529 13.9058 27.8116 55.6232 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.599 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7899 x 1.303 at -10.12 degrees (North through East) ! Clean map min=-0.0014683 max=0.59902 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0746+2734_X_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J0746+2734_X_2010_06_23_pus_map.gif/vgif' mapplot cln