! Started logfile: J1146+3958_X_2013_01_09_pus_uvs.log on Mon Nov 3 15:54:30 2014 obs J1146+3958_X_2013_01_09_pus_uva.fits ! Reading UV FITS file: J1146+3958_X_2013_01_09_pus_uva.fits ! AN table 1: 70 integrations on 120 of 120 possible baselines. ! AN table 2: 90 integrations on 120 of 120 possible baselines. ! AN table 3: 11 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.114912 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1146+3958 ! ! 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 2998 lines of history. ! ! Reading 9432 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 J1146+3958_X_2013_01_09_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 776 telescope corrections were flagged in sub-array 1. ! A total of 1067 telescope corrections were flagged in sub-array 2. ! A total of 146 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 776 telescope corrections were flagged in sub-array 1. ! A total of 1067 telescope corrections were flagged in sub-array 2. ! A total of 146 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 776 telescope corrections were flagged in sub-array 1. ! A total of 1067 telescope corrections were flagged in sub-array 2. ! A total of 146 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 776 telescope corrections were flagged in sub-array 1. ! A total of 1072 telescope corrections were flagged in sub-array 2. ! A total of 146 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.440302Jy sigma=0.004007 ! Fit after self-cal, rms=0.389297Jy sigma=0.003590 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.73% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! Estimated beam: bmin=0.547 mas, bmaj=0.9139 mas, bpa=-6.342 degrees ! Estimated noise=1173.76 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) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.620821 Jy ! Component: 100 - total flux cleaned = 0.777661 Jy ! Total flux subtracted in 100 components = 0.777661 Jy ! Clean residual min=-0.036362 max=0.070281 Jy/beam ! Clean residual mean=0.000351 rms=0.012190 Jy/beam ! Combined flux in latest and established models = 0.777661 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.777661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.345525Jy sigma=0.002999 ! Fit after self-cal, rms=0.345286Jy sigma=0.002998 ! Inverting map ! Your choice of large map pixels excluded 4.73% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.73% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! Estimated beam: bmin=0.6384 mas, bmaj=1.073 mas, bpa=-5.849 degrees ! Estimated noise=815.149 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 = 0.124326 Jy ! Component: 100 - total flux cleaned = 0.19353 Jy ! Component: 150 - total flux cleaned = 0.234544 Jy ! Component: 200 - total flux cleaned = 0.259409 Jy ! Total flux subtracted in 200 components = 0.259409 Jy ! Clean residual min=-0.033287 max=0.041724 Jy/beam ! Clean residual mean=-0.001172 rms=0.009094 Jy/beam ! Combined flux in latest and established models = 1.03707 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 25 components and 1.03707 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.309644Jy sigma=0.002366 ! Fit after self-cal, rms=0.309074Jy sigma=0.002364 ! Inverting map ! Your choice of large map pixels excluded 4.73% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 108 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HH 1.00* HN 1.51 ! KP 0.74 LA 0.98 MC 1.00* MK 0.85 ! NL 0.85 NY 0.81 OV 0.96 PT 1.00 ! SC 0.95 TS 1.27 WF 0.93 WZ 1.91 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 2.44 HH 1.00* HN 1.07 ! KP 0.75 LA 0.96 MC 1.00* MK 0.93 ! NL 0.86 NY 0.89 OV 0.98 PT 1.01 ! SC 0.96 TS 1.57 WF 0.93 WZ 1.13 ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KP 0.00* LA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 108 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HH 1.00* HN 1.54 ! KP 0.72 LA 1.01 MC 1.00* MK 0.90 ! NL 0.99 NY 0.81 OV 0.99 PT 1.06 ! SC 1.03 TS 1.09 WF 1.00 WZ 2.39 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 2.47 HH 1.00* HN 1.11 ! KP 0.74 LA 0.98 MC 1.00* MK 0.96 ! NL 1.02 NY 0.87 OV 1.01 PT 1.06 ! SC 1.06 TS 1.42 WF 1.01 WZ 1.12 ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KP 0.00* LA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 108 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 HH 1.00* HN 1.48 ! KP 0.63 LA 1.01 MC 1.00* MK 0.88 ! NL 0.92 NY 0.88 OV 0.98 PT 0.98 ! SC 0.95 TS 1.01 WF 0.96 WZ 2.29 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.18 FD 2.81 HH 1.00* HN 1.09 ! KP 0.57 LA 1.00 MC 1.00* MK 0.85 ! NL 0.96 NY 0.93 OV 0.96 PT 0.97 ! SC 0.96 TS 1.32 WF 1.02 WZ 1.11 ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KP 0.00* LA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 108 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HH 1.00* HN 1.58 ! KP 0.68 LA 1.08 MC 1.00* MK 0.91 ! NL 0.95 NY 0.83 OV 1.02 PT 1.08 ! SC 1.07 TS 1.23 WF 1.07 WZ 2.33 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 2.67 HH 1.00* HN 1.13 ! KP 0.69 LA 1.03 MC 1.00* MK 0.98 ! NL 1.00 NY 0.93 OV 1.03 PT 1.07 ! SC 1.08 TS 1.51 WF 1.08 WZ 1.19 ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KP 0.00* LA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.309074Jy sigma=0.002364 ! Fit after self-cal, rms=0.253494Jy sigma=0.001403 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! Estimated beam: bmin=0.6885 mas, bmaj=1.134 mas, bpa=-10.8 degrees ! Estimated noise=845.336 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 = -0.0154288 Jy ! Component: 100 - total flux cleaned = -0.0202601 Jy ! Component: 150 - total flux cleaned = -0.0216959 Jy ! Component: 200 - total flux cleaned = -0.0230943 Jy ! Total flux subtracted in 200 components = -0.0230943 Jy ! Clean residual min=-0.012405 max=0.015459 Jy/beam ! Clean residual mean=-0.000154 rms=0.003625 Jy/beam ! Combined flux in latest and established models = 1.01398 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 27 components and 1.01398 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.251818Jy sigma=0.001391 ! Fit after self-cal, rms=0.252092Jy sigma=0.001388 ! Inverting map ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 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=0.252092Jy sigma=0.001388 ! Fit after self-cal, rms=0.349598Jy sigma=0.001193 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! Estimated beam: bmin=0.6875 mas, bmaj=1.137 mas, bpa=-10.73 degrees ! Estimated noise=843.018 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00707371 Jy ! Component: 100 - total flux cleaned = -0.00725129 Jy ! Component: 150 - total flux cleaned = -0.0075421 Jy ! Component: 200 - total flux cleaned = -0.00792412 Jy ! Total flux subtracted in 200 components = -0.00792412 Jy ! Clean residual min=-0.007957 max=0.005332 Jy/beam ! Clean residual mean=-0.000019 rms=0.001544 Jy/beam ! Combined flux in latest and established models = 1.00605 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 28 components and 1.00605 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349194Jy sigma=0.001188 ! Fit after self-cal, rms=0.350117Jy sigma=0.001187 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 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 = -0.0015006 Jy ! Component: 100 - total flux cleaned = -0.0015032 Jy ! Component: 150 - total flux cleaned = -0.00160901 Jy ! Component: 200 - total flux cleaned = -0.00170053 Jy ! Total flux subtracted in 200 components = -0.00170053 Jy ! Clean residual min=-0.007748 max=0.005357 Jy/beam ! Clean residual mean=0.000016 rms=0.001504 Jy/beam ! Combined flux in latest and established models = 1.00435 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 28 components and 1.00435 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349976Jy sigma=0.001185 ! Fit after self-cal, rms=0.349976Jy sigma=0.001184 ! Inverting map ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 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=0.349976Jy sigma=0.001184 ! Fit after self-cal, rms=0.350140Jy sigma=0.001165 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! Estimated beam: bmin=0.6895 mas, bmaj=1.141 mas, bpa=-10.72 degrees ! Estimated noise=842.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0054008 Jy ! Component: 100 - total flux cleaned = -0.00656832 Jy ! Component: 150 - total flux cleaned = -0.00684295 Jy ! Component: 200 - total flux cleaned = -0.00707714 Jy ! Total flux subtracted in 200 components = -0.00707714 Jy ! Clean residual min=-0.006164 max=0.004474 Jy/beam ! Clean residual mean=-0.000078 rms=0.001310 Jy/beam ! Combined flux in latest and established models = 0.997274 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 0.997274 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349984Jy sigma=0.001163 ! Fit after self-cal, rms=0.350023Jy sigma=0.001163 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 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 = -0.00104258 Jy ! Component: 100 - total flux cleaned = -0.00104816 Jy ! Component: 150 - total flux cleaned = -0.00111561 Jy ! Component: 200 - total flux cleaned = -0.00116767 Jy ! Total flux subtracted in 200 components = -0.00116767 Jy ! Clean residual min=-0.006102 max=0.004439 Jy/beam ! Clean residual mean=-0.000056 rms=0.001292 Jy/beam ! Combined flux in latest and established models = 0.996107 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 30 components and 0.996107 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349962Jy sigma=0.001162 ! Fit after self-cal, rms=0.349965Jy sigma=0.001162 ! Inverting map ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 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=0.349965Jy sigma=0.001162 ! Fit after self-cal, rms=0.350046Jy sigma=0.001160 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! Estimated beam: bmin=2.391 mas, bmaj=2.636 mas, bpa=82 degrees ! Estimated noise=1197.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00391529 Jy ! Component: 100 - total flux cleaned = -0.00442465 Jy ! Component: 150 - total flux cleaned = -0.00442516 Jy ! Component: 200 - total flux cleaned = -0.00442453 Jy ! Total flux subtracted in 200 components = -0.00442453 Jy ! Clean residual min=-0.005404 max=0.003529 Jy/beam ! Clean residual mean=-0.000272 rms=0.001344 Jy/beam ! Combined flux in latest and established models = 0.991682 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 32 components and 0.991682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349952Jy sigma=0.001160 ! Fit after self-cal, rms=0.349927Jy sigma=0.001160 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 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 = -0.000158305 Jy ! Component: 100 - total flux cleaned = -0.000159839 Jy ! Component: 150 - total flux cleaned = -0.000161172 Jy ! Component: 200 - total flux cleaned = -0.000162292 Jy ! Total flux subtracted in 200 components = -0.000162292 Jy ! Clean residual min=-0.005371 max=0.003504 Jy/beam ! Clean residual mean=-0.000262 rms=0.001336 Jy/beam ! Combined flux in latest and established models = 0.99152 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 33 components and 0.99152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349876Jy sigma=0.001160 ! Fit after self-cal, rms=0.349862Jy sigma=0.001160 ! Inverting map ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 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 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! Estimated beam: bmin=0.6915 mas, bmaj=1.144 mas, bpa=-10.72 degrees ! Estimated noise=841.418 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6915 x 1.144 at -10.72 degrees (North through East) ! Clean map min=-0.0051125 max=0.84484 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=0.349862Jy sigma=0.001160 ! Fit after self-cal, rms=0.511341Jy sigma=0.001079 ! Inverting map and beam ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! Estimated beam: bmin=0.6917 mas, bmaj=1.146 mas, bpa=-10.81 degrees ! Estimated noise=838.906 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00425577 Jy ! Component: 100 - total flux cleaned = -0.00579661 Jy ! Component: 150 - total flux cleaned = -0.00620489 Jy ! Component: 200 - total flux cleaned = -0.00659269 Jy ! Total flux subtracted in 200 components = -0.00659269 Jy ! Clean residual min=-0.005405 max=0.004031 Jy/beam ! Clean residual mean=0.000013 rms=0.001192 Jy/beam ! Combined flux in latest and established models = 0.984927 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 35 components and 0.984927 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.511315Jy sigma=0.001077 ! Fit after self-cal, rms=0.511336Jy sigma=0.001077 ! Inverting map ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000156691 Jy ! Component: 100 - total flux cleaned = -0.000156068 Jy ! Component: 150 - total flux cleaned = -0.00015436 Jy ! Component: 200 - total flux cleaned = -0.000116154 Jy ! Total flux subtracted in 200 components = -0.000116154 Jy ! Clean residual min=-0.005404 max=0.004017 Jy/beam ! Clean residual mean=0.000015 rms=0.001185 Jy/beam ! Combined flux in latest and established models = 0.984811 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 35 components and 0.984811 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.511334Jy sigma=0.001077 ! Fit after self-cal, rms=0.511339Jy sigma=0.001077 ! Inverting map ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.511339Jy sigma=0.001077 ! Fit after self-cal, rms=0.513015Jy sigma=0.001076 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 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! Estimated beam: bmin=0.5851 mas, bmaj=0.9598 mas, bpa=-10.85 degrees ! Estimated noise=1178.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.640012 Jy ! Component: 100 - total flux cleaned = 0.788582 Jy ! Component: 150 - total flux cleaned = 0.852563 Jy ! Component: 200 - total flux cleaned = 0.892729 Jy ! Total flux subtracted in 200 components = 0.892729 Jy ! Clean residual min=-0.007504 max=0.022950 Jy/beam ! Clean residual mean=0.000147 rms=0.002698 Jy/beam ! Combined flux in latest and established models = 0.892729 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.892729 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! Estimated beam: bmin=0.6935 mas, bmaj=1.148 mas, bpa=-10.74 degrees ! Estimated noise=838.206 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 = 0.039175 Jy ! Component: 100 - total flux cleaned = 0.060446 Jy ! Component: 150 - total flux cleaned = 0.0724946 Jy ! Component: 200 - total flux cleaned = 0.0793619 Jy ! Total flux subtracted in 200 components = 0.0793619 Jy ! Clean residual min=-0.004589 max=0.006095 Jy/beam ! Clean residual mean=0.000144 rms=0.001220 Jy/beam ! Combined flux in latest and established models = 0.972091 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 27 components and 0.972091 Jy ! Inverting map ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! Added new window around map position (-0.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00603057 Jy ! Component: 100 - total flux cleaned = 0.0082134 Jy ! Component: 150 - total flux cleaned = 0.00833022 Jy ! Component: 200 - total flux cleaned = 0.00854221 Jy ! Total flux subtracted in 200 components = 0.00854221 Jy ! Clean residual min=-0.004706 max=0.004117 Jy/beam ! Clean residual mean=-0.000020 rms=0.001114 Jy/beam ! Combined flux in latest and established models = 0.980633 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 42 components and 0.980633 Jy ! Inverting map ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 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 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! Estimated beam: bmin=2.394 mas, bmaj=2.638 mas, bpa=81.89 degrees ! Estimated noise=1186.46 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000624903 Jy ! Component: 100 - total flux cleaned = 0.000907122 Jy ! Component: 150 - total flux cleaned = 0.00110983 Jy ! Component: 200 - total flux cleaned = 0.00128551 Jy ! Total flux subtracted in 200 components = 0.00128551 Jy ! Clean residual min=-0.005053 max=0.003468 Jy/beam ! Clean residual mean=-0.000125 rms=0.001198 Jy/beam ! Combined flux in latest and established models = 0.981918 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 = 7.74109e-05 Jy ! Component: 100 - total flux cleaned = 7.73123e-05 Jy ! Component: 150 - total flux cleaned = 9.4905e-05 Jy ! Component: 200 - total flux cleaned = 0.000109946 Jy ! Total flux subtracted in 200 components = 0.000109946 Jy ! Clean residual min=-0.005037 max=0.003392 Jy/beam ! Clean residual mean=-0.000129 rms=0.001190 Jy/beam ! Combined flux in latest and established models = 0.982028 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.982028 Jy ! Inverting map ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! Estimated beam: bmin=0.6935 mas, bmaj=1.148 mas, bpa=-10.74 degrees ! Estimated noise=838.206 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.54301e-05 Jy ! Component: 100 - total flux cleaned = -0.00041617 Jy ! Component: 150 - total flux cleaned = -0.000500603 Jy ! Component: 200 - total flux cleaned = -0.000579643 Jy ! Total flux subtracted in 200 components = -0.000579643 Jy ! Clean residual min=-0.004907 max=0.003573 Jy/beam ! Clean residual mean=-0.000033 rms=0.001079 Jy/beam ! Combined flux in latest and established models = 0.981449 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 0.981449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.512847Jy sigma=0.001071 ! Fit after self-cal, rms=0.512891Jy sigma=0.001070 wmodel J1146+3958_X_2013_01_09_pus_map.mod ! Writing 66 model components to file: J1146+3958_X_2013_01_09_pus_map.mod wobs J1146+3958_X_2013_01_09_pus_uvs.fits ! Writing UV FITS file: J1146+3958_X_2013_01_09_pus_uvs.fits wwins J1146+3958_X_2013_01_09_pus_map.win ! wwins: Wrote 2 windows to J1146+3958_X_2013_01_09_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 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00212397 Jy ! Component: 100 - total flux cleaned = -0.00364121 Jy ! Component: 150 - total flux cleaned = -0.00417315 Jy ! Component: 200 - total flux cleaned = -0.00429939 Jy ! Component: 250 - total flux cleaned = -0.00448204 Jy ! Component: 300 - total flux cleaned = -0.00442232 Jy ! Component: 350 - total flux cleaned = -0.00442203 Jy ! Component: 400 - total flux cleaned = -0.00442176 Jy ! Component: 450 - total flux cleaned = -0.00431126 Jy ! Component: 500 - total flux cleaned = -0.00425705 Jy ! Component: 550 - total flux cleaned = -0.00420371 Jy ! Component: 600 - total flux cleaned = -0.0042035 Jy ! Component: 650 - total flux cleaned = -0.00410013 Jy ! Component: 700 - total flux cleaned = -0.00404931 Jy ! Component: 750 - total flux cleaned = -0.00404932 Jy ! Component: 800 - total flux cleaned = -0.00399893 Jy ! Component: 850 - total flux cleaned = -0.00390117 Jy ! Component: 900 - total flux cleaned = -0.00385336 Jy ! Component: 950 - total flux cleaned = -0.00390146 Jy ! Component: 1000 - total flux cleaned = -0.0039486 Jy ! Total flux subtracted in 1024 components = -0.00404189 Jy ! Clean residual min=-0.002673 max=0.002329 Jy/beam ! Clean residual mean=0.000044 rms=0.000890 Jy/beam ! Combined flux in latest and established models = 0.977407 Jy keep ! Adding 71 model components to the UV plane model. ! The established model now contains 137 components and 0.977407 Jy ![Exited script file: muppet] wmap "J1146+3958_X_2013_01_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6935 x 1.148 at -10.74 degrees (North through East) ! Clean map min=-0.0043065 max=0.84427 Jy/beam ! Writing clean map to FITS file: J1146+3958_X_2013_01_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.844273 invert ! Inverting map ! Your choice of large map pixels excluded 5.01% of the data. ! The x-axis pixel size should ideally be below 0.1537 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000889457 device "J1146+3958_X_2013_01_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1146+3958_X_2013_01_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.316055 0.316055 0.632111 1.26422 2.52844 5.05689 10.1138 20.2276 40.4551 80.9102 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.844 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6935 x 1.148 at -10.74 degrees (North through East) ! Clean map min=-0.0043065 max=0.84427 Jy/beam quit ! Quitting program ! Log file J1146+3958_X_2013_01_09_pus_uvs.log closed on Mon Nov 3 15:54:32 2014