! Started logfile: J1935+8130_X_2006_02_14_yyk_uvs.log on Wed Jul 5 13:37:20 2006 obs J1935+8130_X_2006_02_14_yyk_uva.fits ! Reading UV FITS file: J1935+8130_X_2006_02_14_yyk_uva.fits ! AN table 1: 877 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.796072 visibilities/baseline/integration-bin. ! Found source: J1935+8130 ! ! 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 2304 lines of history. ! ! Reading 125668 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 ![@muppet J1935+8130_X_2006_02_14_yyk] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.04 float dynam dynam = 6.0 float amp_soltime1 amp_soltime1 = 10 float amp_soltime2 amp_soltime2 = 1 float phase_soltime1 phase_soltime1=10 float phase_soltime2 phase_soltime2=0.5 float phase_soltime phase_soltime=phase_soltime1 float ampcor_selflim ampcor_selflim=1.20 float thresh thresh = 0.10 float win_mult win_mult = 1.8 float time_av time_av = 30 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. uvav time_av, true ! Averaging into 30 second bins. ! 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 phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.188352 Jy 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 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6073 mas, bmaj=2.828 mas, bpa=-0.7332 degrees ! Estimated noise=1.3428 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.129237 Jy ! Component: 100 - total flux cleaned = 0.153005 Jy ! Total flux subtracted in 100 components = 0.153005 Jy ! Clean residual min=-0.013950 max=0.036500 Jy/beam ! Clean residual mean=-0.000022 rms=0.004713 Jy/beam ! Combined flux in latest and established models = 0.153005 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.153005 Jy ! ! Correcting IF 1. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.102374Jy sigma=1.700057 ! Fit after self-cal, rms=0.102347Jy sigma=1.698701 ! Inverting map and beam ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6073 mas, bmaj=2.828 mas, bpa=-0.7332 degrees ! Estimated noise=1.3428 mJy/beam. ! Added new window around map position (-9.4, 3.8). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0354321 Jy ! Component: 100 - total flux cleaned = 0.0491545 Jy ! Total flux subtracted in 100 components = 0.0491545 Jy ! Clean residual min=-0.012321 max=0.025779 Jy/beam ! Clean residual mean=-0.000011 rms=0.003322 Jy/beam ! Combined flux in latest and established models = 0.202159 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 0.202159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091483Jy sigma=1.454767 ! Fit after self-cal, rms=0.091005Jy sigma=1.444508 ! Inverting map ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Added new window around map position (-3.2, 1.4). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0242796 Jy ! Component: 100 - total flux cleaned = 0.0353155 Jy ! Total flux subtracted in 100 components = 0.0353155 Jy ! Clean residual min=-0.008846 max=0.012067 Jy/beam ! Clean residual mean=-0.000008 rms=0.002336 Jy/beam ! Combined flux in latest and established models = 0.237475 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 24 components and 0.237475 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085660Jy sigma=1.326881 ! Fit after self-cal, rms=0.085615Jy sigma=1.325636 ! Inverting map ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! 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 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7904 mas, bmaj=2.839 mas, bpa=-1.081 degrees ! Estimated noise=0.761369 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0178056 Jy ! Component: 100 - total flux cleaned = 0.0286779 Jy ! Component: 150 - total flux cleaned = 0.0371752 Jy ! Component: 200 - total flux cleaned = 0.044138 Jy ! Total flux subtracted in 200 components = 0.044138 Jy ! Clean residual min=-0.009300 max=0.014647 Jy/beam ! Clean residual mean=-0.000020 rms=0.002541 Jy/beam ! Combined flux in latest and established models = 0.281613 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 36 model components to the UV plane model. ! The established model now contains 51 components and 0.281613 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082779Jy sigma=1.248752 ! Fit after self-cal, rms=0.082791Jy sigma=1.248686 ! Inverting map ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Added new window around map position (-1, -0.2). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142353 Jy ! Component: 100 - total flux cleaned = 0.0212136 Jy ! Component: 150 - total flux cleaned = 0.0259829 Jy ! Component: 200 - total flux cleaned = 0.0292021 Jy ! Total flux subtracted in 200 components = 0.0292021 Jy ! Clean residual min=-0.007659 max=0.005421 Jy/beam ! Clean residual mean=-0.000009 rms=0.001681 Jy/beam ! Combined flux in latest and established models = 0.310815 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 41 model components to the UV plane model. ! The established model now contains 90 components and 0.310815 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080938Jy sigma=1.202077 ! Fit after self-cal, rms=0.080862Jy sigma=1.199959 ! Inverting map ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7904 x 2.839 at -1.081 degrees (North through East) ! Clean map min=-0.0067191 max=0.16692 Jy/beam if(peak(flux) < thresh*2) selflims ampcor_selflim end if ! Selfcal amplitude corrections will be limited to 0.833333 -> 1.2. ! Selfcal phase corrections will not be limited. gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Amplitude normalization factor in sub-array 1: 0.997793 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.08 KP 0.98 ! LA 0.98 MK 1.01 NL 0.99 OV 0.97 ! PT 1.00* SC 1.02 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.01907 ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.02 KP 0.89 ! LA 0.95 MK 0.99 NL 1.01 OV 0.96 ! PT 1.00* SC 1.01 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.00369 ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.94 KP 0.85 ! LA 1.01 MK 0.96 NL 1.01 OV 1.00 ! PT 1.00* SC 1.09 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.980547 ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.08 HN 1.02 KP 0.88 ! LA 0.92 MK 1.02 NL 1.03 OV 1.07 ! PT 1.00* SC 1.10 ! ! ! Fit before self-cal, rms=0.080862Jy sigma=1.199959 ! Fit after self-cal, rms=0.080273Jy sigma=1.176572 selfcal false, false, phase_soltime ! Performing phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080273Jy sigma=1.176572 ! Fit after self-cal, rms=0.080301Jy sigma=1.177082 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8061 mas, bmaj=2.84 mas, bpa=-1.101 degrees ! Estimated noise=0.755936 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00041895 Jy ! Component: 100 - total flux cleaned = 0.00143004 Jy ! Component: 150 - total flux cleaned = 0.00208765 Jy ! Component: 200 - total flux cleaned = 0.00266977 Jy ! Total flux subtracted in 200 components = 0.00266977 Jy ! Clean residual min=-0.003841 max=0.004560 Jy/beam ! Clean residual mean=-0.000004 rms=0.001045 Jy/beam ! Combined flux in latest and established models = 0.313485 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 108 components and 0.313485 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080082Jy sigma=1.172175 ! Fit after self-cal, rms=0.080135Jy sigma=1.172593 ! Inverting map ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec print "************** FINISHED AMPLITUDE GSCALE SELF-CAL **************" ! ************** FINISHED AMPLITUDE GSCALE SELF-CAL ************** ! phase_soltime=phase_soltime2 selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080135Jy sigma=1.172593 ! Fit after self-cal, rms=0.070502Jy sigma=0.991713 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215443 Jy ! Component: 100 - total flux cleaned = 0.00225324 Jy ! Component: 150 - total flux cleaned = 0.00242398 Jy ! Component: 200 - total flux cleaned = 0.00233751 Jy ! Total flux subtracted in 200 components = 0.00233751 Jy ! Clean residual min=-0.003393 max=0.003941 Jy/beam ! Clean residual mean=-0.000004 rms=0.000971 Jy/beam ! Combined flux in latest and established models = 0.315822 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 34 model components to the UV plane model. ! The established model now contains 130 components and 0.315822 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.070136Jy sigma=0.985772 ! Fit after self-cal, rms=0.069648Jy sigma=0.980539 ! Inverting map ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec print "*** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime ***" ! *** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime *** ! dynam = dynam - 0.25 restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8061 x 2.84 at -1.101 degrees (North through East) ! Clean map min=-0.0031801 max=0.16918 Jy/beam if(peak(flux) > thresh) selfcal true, true, amp_soltime1 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true, amp_soltime2 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) print "************** FINISHED AMPLITUDE SELF-CAL **************" end if ! Performing amp+phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.069648Jy sigma=0.980539 ! Fit after self-cal, rms=0.068717Jy sigma=0.974290 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068717Jy sigma=0.974290 ! Fit after self-cal, rms=0.068642Jy sigma=0.973686 ! Inverting map and beam ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7985 mas, bmaj=2.85 mas, bpa=-1.18 degrees ! Estimated noise=0.749502 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00030505 Jy ! Component: 100 - total flux cleaned = -0.000436452 Jy ! Component: 150 - total flux cleaned = -0.000379147 Jy ! Component: 200 - total flux cleaned = -0.000379592 Jy ! Total flux subtracted in 200 components = -0.000379592 Jy ! Clean residual min=-0.003283 max=0.003798 Jy/beam ! Clean residual mean=-0.000006 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 0.315443 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 146 components and 0.315443 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068531Jy sigma=0.971589 ! Fit after self-cal, rms=0.068513Jy sigma=0.971385 ! Inverting map ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Added new window around map position (-10.4, 4.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00380105 Jy ! Component: 100 - total flux cleaned = 0.00479877 Jy ! Component: 150 - total flux cleaned = 0.00506932 Jy ! Component: 200 - total flux cleaned = 0.00530629 Jy ! Total flux subtracted in 200 components = 0.00530629 Jy ! Clean residual min=-0.003155 max=0.002813 Jy/beam ! Clean residual mean=-0.000006 rms=0.000763 Jy/beam ! Combined flux in latest and established models = 0.320749 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 43 model components to the UV plane model. ! The established model now contains 186 components and 0.320749 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068327Jy sigma=0.966307 ! Fit after self-cal, rms=0.068311Jy sigma=0.966018 ! Inverting map ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Performing amp+phase self-cal over 1 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068311Jy sigma=0.966018 ! Fit after self-cal, rms=0.068282Jy sigma=0.945869 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068282Jy sigma=0.945869 ! Fit after self-cal, rms=0.068301Jy sigma=0.945783 ! Inverting map and beam ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7957 mas, bmaj=2.86 mas, bpa=-1.121 degrees ! Estimated noise=0.747339 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171776 Jy ! Component: 100 - total flux cleaned = 0.00214464 Jy ! Component: 150 - total flux cleaned = 0.00246268 Jy ! Component: 200 - total flux cleaned = 0.00265655 Jy ! Total flux subtracted in 200 components = 0.00265655 Jy ! Clean residual min=-0.003101 max=0.002519 Jy/beam ! Clean residual mean=-0.000004 rms=0.000720 Jy/beam ! Combined flux in latest and established models = 0.323406 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 31 model components to the UV plane model. ! The established model now contains 202 components and 0.323406 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068206Jy sigma=0.943857 ! Fit after self-cal, rms=0.068206Jy sigma=0.943666 ! Inverting map ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! ************** FINISHED AMPLITUDE SELF-CAL ************** uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.4 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=1.909 mas, bmaj=3.211 mas, bpa=-4.257 degrees ! Estimated noise=0.995064 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138488 Jy ! Component: 100 - total flux cleaned = 0.00152104 Jy ! Component: 150 - total flux cleaned = 0.00187378 Jy ! Component: 200 - total flux cleaned = 0.00202832 Jy ! Total flux subtracted in 200 components = 0.00202832 Jy ! Clean residual min=-0.002799 max=0.002484 Jy/beam ! Clean residual mean=-0.000007 rms=0.000795 Jy/beam ! Combined flux in latest and established models = 0.325434 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 213 components and 0.325434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068176Jy sigma=0.943269 ! Fit after self-cal, rms=0.068180Jy sigma=0.943202 ! Inverting map ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec uvtaper 0 ! No UV-taper is currently set. win_mult = win_mult / 1.4 print "************** FINISHED TAPERING SELF-CAL CLEAN **************" ! ************** FINISHED TAPERING SELF-CAL CLEAN ************** ! print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true,true,true ! clrmod: Cleared the established, tentative and continuum 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 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6068 mas, bmaj=2.829 mas, bpa=-0.7431 degrees ! Estimated noise=1.33065 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.135139 Jy ! Component: 100 - total flux cleaned = 0.17675 Jy ! Component: 150 - total flux cleaned = 0.20286 Jy ! Component: 200 - total flux cleaned = 0.221412 Jy ! Total flux subtracted in 200 components = 0.221412 Jy ! Clean residual min=-0.007422 max=0.009083 Jy/beam ! Clean residual mean=-0.000011 rms=0.002369 Jy/beam ! Combined flux in latest and established models = 0.221412 Jy uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 20 model components to the UV plane model. ! The established model now contains 20 components and 0.221412 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7957 mas, bmaj=2.86 mas, bpa=-1.121 degrees ! Estimated noise=0.747339 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0222144 Jy ! Component: 100 - total flux cleaned = 0.0374708 Jy ! Component: 150 - total flux cleaned = 0.0491143 Jy ! Component: 200 - total flux cleaned = 0.0582305 Jy ! Total flux subtracted in 200 components = 0.0582305 Jy ! Clean residual min=-0.005542 max=0.005849 Jy/beam ! Clean residual mean=-0.000016 rms=0.001709 Jy/beam ! Combined flux in latest and established models = 0.279642 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 46 components and 0.279642 Jy ! Inverting map ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=1.909 mas, bmaj=3.211 mas, bpa=-4.257 degrees ! Estimated noise=0.995064 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129886 Jy ! Component: 100 - total flux cleaned = 0.0212673 Jy ! Component: 150 - total flux cleaned = 0.0271973 Jy ! Component: 200 - total flux cleaned = 0.0317231 Jy ! Total flux subtracted in 200 components = 0.0317231 Jy ! Clean residual min=-0.004877 max=0.004146 Jy/beam ! Clean residual mean=-0.000017 rms=0.001445 Jy/beam ! Combined flux in latest and established models = 0.311365 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 95 components and 0.311365 Jy ! Inverting map ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7957 mas, bmaj=2.86 mas, bpa=-1.121 degrees ! Estimated noise=0.747339 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0044788 Jy ! Component: 100 - total flux cleaned = 0.00748786 Jy ! Component: 150 - total flux cleaned = 0.00972083 Jy ! Component: 200 - total flux cleaned = 0.0110933 Jy ! Total flux subtracted in 200 components = 0.0110933 Jy ! Clean residual min=-0.003368 max=0.002871 Jy/beam ! Clean residual mean=-0.000005 rms=0.000784 Jy/beam ! Combined flux in latest and established models = 0.322458 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 31 model components to the UV plane model. ! The established model now contains 121 components and 0.322458 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068072Jy sigma=0.945238 ! Fit after self-cal, rms=0.068036Jy sigma=0.944389 wmodel J1935+8130_X_2006_02_14_yyk\_map.mod ! Writing 121 model components to file: J1935+8130_X_2006_02_14_yyk_map.mod wobs J1935+8130_X_2006_02_14_yyk\_uvs.fits ! Writing UV FITS file: J1935+8130_X_2006_02_14_yyk_uvs.fits wwins J1935+8130_X_2006_02_14_yyk\_map.win ! wwins: Wrote 5 windows to J1935+8130_X_2006_02_14_yyk_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 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00116297 Jy ! Component: 100 - total flux cleaned = -0.00150351 Jy ! Component: 150 - total flux cleaned = -0.00163546 Jy ! Component: 200 - total flux cleaned = -0.0015549 Jy ! Component: 250 - total flux cleaned = -0.00159335 Jy ! Component: 300 - total flux cleaned = -0.00151797 Jy ! Component: 350 - total flux cleaned = -0.00162374 Jy ! Component: 400 - total flux cleaned = -0.00162357 Jy ! Component: 450 - total flux cleaned = -0.00165719 Jy ! Component: 500 - total flux cleaned = -0.00168915 Jy ! Component: 550 - total flux cleaned = -0.00178256 Jy ! Component: 600 - total flux cleaned = -0.00172176 Jy ! Component: 650 - total flux cleaned = -0.00169203 Jy ! Component: 700 - total flux cleaned = -0.00163385 Jy ! Component: 750 - total flux cleaned = -0.00152062 Jy ! Component: 800 - total flux cleaned = -0.00130008 Jy ! Component: 850 - total flux cleaned = -0.0011651 Jy ! Component: 900 - total flux cleaned = -0.000953174 Jy ! Component: 950 - total flux cleaned = -0.000823248 Jy ! Component: 1000 - total flux cleaned = -0.000645113 Jy ! Component: 1050 - total flux cleaned = -0.000620432 Jy ! Component: 1100 - total flux cleaned = -0.000448132 Jy ! Component: 1150 - total flux cleaned = -0.000375307 Jy ! Component: 1200 - total flux cleaned = -0.000184892 Jy ! Component: 1250 - total flux cleaned = -0.000137656 Jy ! Component: 1300 - total flux cleaned = 4.7352e-05 Jy ! Component: 1350 - total flux cleaned = 0.000160697 Jy ! Component: 1400 - total flux cleaned = 0.000227853 Jy ! Component: 1450 - total flux cleaned = 0.000271805 Jy ! Component: 1500 - total flux cleaned = 0.000337277 Jy ! Component: 1550 - total flux cleaned = 0.000401694 Jy ! Component: 1600 - total flux cleaned = 0.000443752 Jy ! Component: 1650 - total flux cleaned = 0.000422425 Jy ! Component: 1700 - total flux cleaned = 0.000463673 Jy ! Component: 1750 - total flux cleaned = 0.000504316 Jy ! Component: 1800 - total flux cleaned = 0.00054489 Jy ! Component: 1850 - total flux cleaned = 0.000584797 Jy ! Component: 1900 - total flux cleaned = 0.000624077 Jy ! Component: 1950 - total flux cleaned = 0.00070192 Jy ! Component: 2000 - total flux cleaned = 0.00072087 Jy ! Total flux subtracted in 2048 components = 0.000796724 Jy ! Clean residual min=-0.001044 max=0.001499 Jy/beam ! Clean residual mean=-0.000002 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.323255 Jy keep ! Adding 139 model components to the UV plane model. ! The established model now contains 260 components and 0.323255 Jy ![Exited script file: muppet] wmap "J1935+8130_X_2006_02_14_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7957 x 2.86 at -1.121 degrees (North through East) ! Clean map min=-0.0022991 max=0.16971 Jy/beam ! Writing clean map to FITS file: J1935+8130_X_2006_02_14_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.169709 invert ! Inverting map ! Your choice of large map pixels excluded 0.694% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000363062 device "J1935+8130_X_2006_02_14_yyk\_map.eps/VPS" ! Attempting to open device: 'J1935+8130_X_2006_02_14_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.641794 0.641794 1.28359 2.56718 5.13435 10.2687 20.5374 41.0748 82.1497 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.169 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7957 x 2.86 at -1.121 degrees (North through East) ! Clean map min=-0.0022991 max=0.16971 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1935+8130_X_2006_02_14_yyk\_map.gif/gif" ! Attempting to open device: 'J1935+8130_X_2006_02_14_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1935+8130_X_2006_02_14_yyk_uvs.log closed on Wed Jul 5 13:38:10 2006