! Started logfile: J0109+3149_X_2013_01_09_pus_uvs.log on Mon Nov 3 15:52:56 2014 obs J0109+3149_X_2013_01_09_pus_uva.fits ! Reading UV FITS file: J0109+3149_X_2013_01_09_pus_uva.fits ! AN table 1: 88 integrations on 120 of 120 possible baselines. ! AN table 2: 88 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.412737 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0109+3149 ! ! 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 34868 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 J0109+3149_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 443 telescope corrections were flagged in sub-array 1. ! A total of 534 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 443 telescope corrections were flagged in sub-array 1. ! A total of 534 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 486 telescope corrections were flagged in sub-array 1. ! A total of 534 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 443 telescope corrections were flagged in sub-array 1. ! A total of 534 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.900986Jy sigma=0.010240 ! Fit after self-cal, rms=0.867150Jy sigma=0.009900 ! 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 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.5544 mas, bmaj=1.338 mas, bpa=8.562 degrees ! Estimated noise=784.194 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 = 0.102085 Jy ! Component: 100 - total flux cleaned = 0.146172 Jy ! Total flux subtracted in 100 components = 0.146172 Jy ! Clean residual min=-0.010530 max=0.019854 Jy/beam ! Clean residual mean=0.000049 rms=0.003403 Jy/beam ! Combined flux in latest and established models = 0.146172 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.146172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141825Jy sigma=0.001298 ! Fit after self-cal, rms=0.140700Jy sigma=0.001280 ! Inverting map ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0244808 Jy ! Component: 100 - total flux cleaned = 0.0369584 Jy ! Total flux subtracted in 100 components = 0.0369584 Jy ! Clean residual min=-0.008325 max=0.009301 Jy/beam ! Clean residual mean=-0.000020 rms=0.002314 Jy/beam ! Combined flux in latest and established models = 0.18313 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.18313 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136317Jy sigma=0.001211 ! Fit after self-cal, rms=0.136203Jy sigma=0.001209 ! Inverting map ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.7291 mas, bmaj=1.556 mas, bpa=8.007 degrees ! Estimated noise=358.565 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 = 0.00920659 Jy ! Component: 100 - total flux cleaned = 0.014161 Jy ! Component: 150 - total flux cleaned = 0.0170449 Jy ! Component: 200 - total flux cleaned = 0.0181739 Jy ! Total flux subtracted in 200 components = 0.0181739 Jy ! Clean residual min=-0.009647 max=0.012516 Jy/beam ! Clean residual mean=-0.000130 rms=0.002324 Jy/beam ! Combined flux in latest and established models = 0.201304 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 26 components and 0.201304 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135835Jy sigma=0.001200 ! Fit after self-cal, rms=0.135817Jy sigma=0.001200 ! Inverting map ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Added new window around map position (-1.6, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105766 Jy ! Component: 100 - total flux cleaned = 0.0148738 Jy ! Component: 150 - total flux cleaned = 0.0169511 Jy ! Component: 200 - total flux cleaned = 0.0180244 Jy ! Total flux subtracted in 200 components = 0.0180244 Jy ! Clean residual min=-0.008297 max=0.005108 Jy/beam ! Clean residual mean=-0.000254 rms=0.001929 Jy/beam ! Combined flux in latest and established models = 0.219328 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 45 components and 0.219328 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135153Jy sigma=0.001188 ! Fit after self-cal, rms=0.135024Jy sigma=0.001187 ! Inverting map ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.76 HH 1.00* HN 1.05 ! KP 0.78 LA 1.02 MC 1.00* MK 1.03 ! NL 0.90 NY 1.00* OV 0.97 PT 1.02 ! SC 0.99 TS 1.15 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.05 HH 1.00* HN 1.11 ! KP 0.80 LA 0.99 MC 1.00* MK 1.01 ! NL 0.87 NY 1.00* OV 0.96 PT 1.02 ! SC 0.89 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.70 HH 1.00* HN 1.09 ! KP 0.76 LA 1.04 MC 1.00* MK 0.97 ! NL 1.05 NY 1.00* OV 1.01 PT 1.09 ! SC 1.07 TS 1.13 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 1.13 HH 1.00* HN 1.12 ! KP 0.79 LA 1.04 MC 1.00* MK 1.05 ! NL 1.03 NY 1.00* OV 0.99 PT 1.09 ! SC 1.04 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.84 HH 1.00* HN 1.09 ! KP 0.68 LA 1.06 MC 1.00* MK 1.04 ! NL 0.98 NY 1.00* OV 0.99 PT 0.99 ! SC 0.97 TS 0.93 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.12 HH 1.00* HN 1.13 ! KP 0.68 LA 1.03 MC 1.00* MK 1.07 ! NL 0.98 NY 1.00* OV 0.97 PT 1.00 ! SC 0.92 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.85 HH 1.00* HN 1.10 ! KP 0.72 LA 1.08 MC 1.00* MK 1.11 ! NL 1.00 NY 1.00* OV 1.03 PT 1.10 ! SC 1.09 TS 1.09 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.21 HH 1.00* HN 1.13 ! KP 0.73 LA 1.06 MC 1.00* MK 1.08 ! NL 1.01 NY 1.00* OV 1.03 PT 1.14 ! SC 1.05 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.135024Jy sigma=0.001187 ! Fit after self-cal, rms=0.164282Jy sigma=0.001145 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.7417 mas, bmaj=1.566 mas, bpa=8.355 degrees ! Estimated noise=364.302 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 = 0.00138312 Jy ! Component: 100 - total flux cleaned = 0.0014202 Jy ! Component: 150 - total flux cleaned = 0.00159559 Jy ! Component: 200 - total flux cleaned = 0.00163115 Jy ! Total flux subtracted in 200 components = 0.00163115 Jy ! Clean residual min=-0.001695 max=0.001666 Jy/beam ! Clean residual mean=-0.000014 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.22096 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 51 components and 0.22096 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164247Jy sigma=0.001145 ! Fit after self-cal, rms=0.164553Jy sigma=0.001144 ! Inverting map ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 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=0.164553Jy sigma=0.001144 ! Fit after self-cal, rms=0.165735Jy sigma=0.001144 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.7438 mas, bmaj=1.561 mas, bpa=8.251 degrees ! Estimated noise=363.804 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000416031 Jy ! Component: 100 - total flux cleaned = 0.000450767 Jy ! Component: 150 - total flux cleaned = 0.000513863 Jy ! Component: 200 - total flux cleaned = 0.000541232 Jy ! Total flux subtracted in 200 components = 0.000541232 Jy ! Clean residual min=-0.001638 max=0.001483 Jy/beam ! Clean residual mean=-0.000007 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.221501 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 54 components and 0.221501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165720Jy sigma=0.001143 ! Fit after self-cal, rms=0.165730Jy sigma=0.001143 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 = 0.00019393 Jy ! Component: 100 - total flux cleaned = 0.00016484 Jy ! Component: 150 - total flux cleaned = 0.000216161 Jy ! Component: 200 - total flux cleaned = 0.000263038 Jy ! Total flux subtracted in 200 components = 0.000263038 Jy ! Clean residual min=-0.001609 max=0.001420 Jy/beam ! Clean residual mean=-0.000008 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.221764 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 55 components and 0.221764 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165723Jy sigma=0.001143 ! Fit after self-cal, rms=0.165719Jy sigma=0.001143 ! Inverting map ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 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=0.165719Jy sigma=0.001143 ! Fit after self-cal, rms=0.165726Jy sigma=0.001143 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.7443 mas, bmaj=1.559 mas, bpa=8.232 degrees ! Estimated noise=363.148 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.89592e-06 Jy ! Component: 100 - total flux cleaned = 8.11554e-05 Jy ! Component: 150 - total flux cleaned = 0.000148342 Jy ! Component: 200 - total flux cleaned = 0.000148043 Jy ! Total flux subtracted in 200 components = 0.000148043 Jy ! Clean residual min=-0.001529 max=0.001330 Jy/beam ! Clean residual mean=-0.000008 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.221912 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 59 components and 0.221912 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165720Jy sigma=0.001143 ! Fit after self-cal, rms=0.165723Jy sigma=0.001143 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 = 0.00010745 Jy ! Component: 100 - total flux cleaned = 0.000128153 Jy ! Component: 150 - total flux cleaned = 0.000109137 Jy ! Component: 200 - total flux cleaned = 9.18869e-05 Jy ! Total flux subtracted in 200 components = 9.18869e-05 Jy ! Clean residual min=-0.001507 max=0.001309 Jy/beam ! Clean residual mean=-0.000009 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.222004 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 61 components and 0.222004 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165719Jy sigma=0.001143 ! Fit after self-cal, rms=0.165717Jy sigma=0.001143 ! Inverting map ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 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=0.165717Jy sigma=0.001143 ! Fit after self-cal, rms=0.165625Jy sigma=0.001143 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=2.057 mas, bmaj=2.714 mas, bpa=-0.4339 degrees ! Estimated noise=487.804 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000527254 Jy ! Component: 100 - total flux cleaned = -0.000587698 Jy ! Component: 150 - total flux cleaned = -0.000652664 Jy ! Component: 200 - total flux cleaned = -0.000698553 Jy ! Total flux subtracted in 200 components = -0.000698553 Jy ! Clean residual min=-0.001367 max=0.001504 Jy/beam ! Clean residual mean=-0.000020 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.221305 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 71 components and 0.221305 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165625Jy sigma=0.001143 ! Fit after self-cal, rms=0.165625Jy sigma=0.001143 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 = -0.000126567 Jy ! Component: 100 - total flux cleaned = -0.000137236 Jy ! Component: 150 - total flux cleaned = -0.000156543 Jy ! Component: 200 - total flux cleaned = -0.000165604 Jy ! Total flux subtracted in 200 components = -0.000165604 Jy ! Clean residual min=-0.001362 max=0.001503 Jy/beam ! Clean residual mean=-0.000018 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.22114 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 74 components and 0.22114 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165625Jy sigma=0.001143 ! Fit after self-cal, rms=0.165623Jy sigma=0.001143 ! Inverting map ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.7441 mas, bmaj=1.559 mas, bpa=8.255 degrees ! Estimated noise=362.563 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7441 x 1.559 at 8.255 degrees (North through East) ! Clean map min=-0.0012939 max=0.13831 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.5683 mas, bmaj=1.344 mas, bpa=8.721 degrees ! Estimated noise=797.462 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.1041 Jy ! Component: 100 - total flux cleaned = 0.149854 Jy ! Component: 150 - total flux cleaned = 0.172051 Jy ! Component: 200 - total flux cleaned = 0.185231 Jy ! Total flux subtracted in 200 components = 0.185231 Jy ! Clean residual min=-0.003914 max=0.006927 Jy/beam ! Clean residual mean=0.000075 rms=0.001281 Jy/beam ! Combined flux in latest and established models = 0.185231 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.185231 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.7441 mas, bmaj=1.559 mas, bpa=8.255 degrees ! Estimated noise=362.563 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 = 0.0121619 Jy ! Component: 100 - total flux cleaned = 0.0195257 Jy ! Component: 150 - total flux cleaned = 0.0242841 Jy ! Component: 200 - total flux cleaned = 0.027472 Jy ! Total flux subtracted in 200 components = 0.027472 Jy ! Clean residual min=-0.001633 max=0.002158 Jy/beam ! Clean residual mean=0.000042 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.212703 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 35 components and 0.212703 Jy ! Inverting map ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=2.057 mas, bmaj=2.714 mas, bpa=-0.4339 degrees ! Estimated noise=487.804 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00361602 Jy ! Component: 100 - total flux cleaned = 0.00541465 Jy ! Component: 150 - total flux cleaned = 0.00645714 Jy ! Component: 200 - total flux cleaned = 0.00708211 Jy ! Total flux subtracted in 200 components = 0.00708211 Jy ! Clean residual min=-0.001424 max=0.001443 Jy/beam ! Clean residual mean=0.000004 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.219785 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000199703 Jy ! Component: 100 - total flux cleaned = 0.000299323 Jy ! Component: 150 - total flux cleaned = 0.000378216 Jy ! Component: 200 - total flux cleaned = 0.000418737 Jy ! Total flux subtracted in 200 components = 0.000418737 Jy ! Clean residual min=-0.001383 max=0.001495 Jy/beam ! Clean residual mean=-0.000004 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.220204 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 72 components and 0.220204 Jy ! Inverting map ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.7441 mas, bmaj=1.559 mas, bpa=8.255 degrees ! Estimated noise=362.563 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000152871 Jy ! Component: 100 - total flux cleaned = -1.1205e-05 Jy ! Component: 150 - total flux cleaned = 0.000139667 Jy ! Component: 200 - total flux cleaned = 0.000220106 Jy ! Total flux subtracted in 200 components = 0.000220106 Jy ! Clean residual min=-0.001356 max=0.001365 Jy/beam ! Clean residual mean=-0.000001 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.220424 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 83 components and 0.220424 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165613Jy sigma=0.001142 ! Fit after self-cal, rms=0.165595Jy sigma=0.001142 wmodel J0109+3149_X_2013_01_09_pus_map.mod ! Writing 83 model components to file: J0109+3149_X_2013_01_09_pus_map.mod wobs J0109+3149_X_2013_01_09_pus_uvs.fits ! Writing UV FITS file: J0109+3149_X_2013_01_09_pus_uvs.fits wwins J0109+3149_X_2013_01_09_pus_map.win ! wwins: Wrote 2 windows to J0109+3149_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 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000146985 Jy ! Component: 100 - total flux cleaned = -0.000284852 Jy ! Component: 150 - total flux cleaned = -0.000284767 Jy ! Component: 200 - total flux cleaned = -0.000368041 Jy ! Component: 250 - total flux cleaned = -0.000408076 Jy ! Component: 300 - total flux cleaned = -0.00040795 Jy ! Component: 350 - total flux cleaned = -0.000427552 Jy ! Component: 400 - total flux cleaned = -0.000465164 Jy ! Component: 450 - total flux cleaned = -0.000483744 Jy ! Component: 500 - total flux cleaned = -0.000465731 Jy ! Component: 550 - total flux cleaned = -0.000448382 Jy ! Component: 600 - total flux cleaned = -0.000448292 Jy ! Component: 650 - total flux cleaned = -0.000431158 Jy ! Component: 700 - total flux cleaned = -0.000414321 Jy ! Component: 750 - total flux cleaned = -0.000414355 Jy ! Component: 800 - total flux cleaned = -0.000414197 Jy ! Component: 850 - total flux cleaned = -0.000366471 Jy ! Component: 900 - total flux cleaned = -0.00038225 Jy ! Component: 950 - total flux cleaned = -0.0003513 Jy ! Component: 1000 - total flux cleaned = -0.000336023 Jy ! Total flux subtracted in 1024 components = -0.000351375 Jy ! Clean residual min=-0.000968 max=0.000991 Jy/beam ! Clean residual mean=-0.000004 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.220072 Jy keep ! Adding 74 model components to the UV plane model. ! The established model now contains 157 components and 0.220072 Jy ![Exited script file: muppet] wmap "J0109+3149_X_2013_01_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7441 x 1.559 at 8.255 degrees (North through East) ! Clean map min=-0.0012722 max=0.13846 Jy/beam ! Writing clean map to FITS file: J0109+3149_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 0.138462 invert ! Inverting map ! Your choice of large map pixels excluded 2.61% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00031106 device "J0109+3149_X_2013_01_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0109+3149_X_2013_01_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.673962 0.673962 1.34792 2.69585 5.39169 10.7834 21.5668 43.1335 86.2671 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.138 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7441 x 1.559 at 8.255 degrees (North through East) ! Clean map min=-0.0012722 max=0.13846 Jy/beam quit ! Quitting program ! Log file J0109+3149_X_2013_01_09_pus_uvs.log closed on Mon Nov 3 15:52:59 2014