! Started logfile: J0017+8135_S_2010_10_13_pus_uvs.log on Sun Feb 27 23:54:39 2011 obs J0017+8135_S_2010_10_13_pus_uva.fits ! Reading UV FITS file: J0017+8135_S_2010_10_13_pus_uva.fits ! AN table 1: 133 integrations on 105 of 105 possible baselines. ! AN table 2: 39 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.372813 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0017+8135 ! ! 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 2.23696e+09 8e+06 1 8e+06 ! 02 2 2.26696e+09 8e+06 1 8e+06 ! 03 3 2.35696e+09 8e+06 1 8e+06 ! 04 4 2.37696e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3545 lines of history. ! ! Reading 26932 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 = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0017+8135_S_2010_10_13_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 = 512x512 pixels with 0.500x0.500 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 820 telescope corrections were flagged in sub-array 1. ! A total of 405 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 820 telescope corrections were flagged in sub-array 1. ! A total of 405 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 820 telescope corrections were flagged in sub-array 1. ! A total of 405 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 820 telescope corrections were flagged in sub-array 1. ! A total of 405 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.802403Jy sigma=0.009193 ! Fit after self-cal, rms=0.415240Jy sigma=0.004814 ! 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 ! Estimated beam: bmin=1.982 mas, bmaj=2.637 mas, bpa=-64.61 degrees ! Estimated noise=755.522 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 = 0.479875 Jy ! Component: 100 - total flux cleaned = 0.613382 Jy ! Total flux subtracted in 100 components = 0.613382 Jy ! Clean residual min=-0.018574 max=0.058750 Jy/beam ! Clean residual mean=0.000418 rms=0.005850 Jy/beam ! Combined flux in latest and established models = 0.613382 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.613382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248665Jy sigma=0.002344 ! Fit after self-cal, rms=0.248716Jy sigma=0.002344 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0621322 Jy ! Component: 100 - total flux cleaned = 0.0936591 Jy ! Total flux subtracted in 100 components = 0.0936591 Jy ! Clean residual min=-0.017933 max=0.052724 Jy/beam ! Clean residual mean=0.000280 rms=0.004787 Jy/beam ! Combined flux in latest and established models = 0.707041 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.707041 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229385Jy sigma=0.002097 ! Fit after self-cal, rms=0.229417Jy sigma=0.002096 ! Inverting map ! Added new window around map position (-1.5, -9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0450738 Jy ! Component: 100 - total flux cleaned = 0.0666116 Jy ! Total flux subtracted in 100 components = 0.0666116 Jy ! Clean residual min=-0.016753 max=0.040917 Jy/beam ! Clean residual mean=0.000163 rms=0.004109 Jy/beam ! Combined flux in latest and established models = 0.773653 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 0.773653 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218499Jy sigma=0.001956 ! Fit after self-cal, rms=0.217611Jy sigma=0.001947 ! Inverting map ! Added new window around map position (-1.5, -5.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0336636 Jy ! Component: 100 - total flux cleaned = 0.0504017 Jy ! Total flux subtracted in 100 components = 0.0504017 Jy ! Clean residual min=-0.014942 max=0.022597 Jy/beam ! Clean residual mean=0.000082 rms=0.003517 Jy/beam ! Combined flux in latest and established models = 0.824055 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 23 components and 0.824055 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210969Jy sigma=0.001867 ! Fit after self-cal, rms=0.210411Jy sigma=0.001861 ! Inverting map 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 ! Estimated beam: bmin=2.02 mas, bmaj=3.427 mas, bpa=-49.81 degrees ! Estimated noise=394.673 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 = 0.0213337 Jy ! Component: 100 - total flux cleaned = 0.0342748 Jy ! Component: 150 - total flux cleaned = 0.0427103 Jy ! Component: 200 - total flux cleaned = 0.0448902 Jy ! Total flux subtracted in 200 components = 0.0448902 Jy ! Clean residual min=-0.010171 max=0.011470 Jy/beam ! Clean residual mean=-0.000011 rms=0.002264 Jy/beam ! Combined flux in latest and established models = 0.868945 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 44 components and 0.868945 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207157Jy sigma=0.001839 ! Fit after self-cal, rms=0.207039Jy sigma=0.001837 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HH 1.00* HN 1.03 ! KB 1.07 KK 1.00 KP 1.04 LA 1.05 ! MK 1.02 NL 0.93 NY 1.00 OV 0.97 ! PT 1.00 SC 1.01 TS 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 HH 1.00* HN 1.07 ! KB 1.24 KK 1.02 KP 0.98 LA 0.96 ! MK 1.04 NL 1.00 NY 1.00* OV 1.00* ! PT 0.98 SC 1.00* TS 1.00* ! ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HH 1.00* HN 1.00 ! KB 1.10 KK 0.99 KP 1.01 LA 1.00 ! MK 1.01 NL 0.93 NY 0.99 OV 1.04 ! PT 1.01 SC 1.00 TS 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.01 HH 1.00* HN 1.00 ! KB 1.26 KK 1.00 KP 1.02 LA 0.95 ! MK 1.01 NL 1.00 NY 1.00* OV 1.00* ! PT 0.99 SC 1.00* TS 1.00* ! ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HH 1.00* HN 1.01 ! KB 1.09 KK 0.95 KP 1.02 LA 0.99 ! MK 0.99 NL 0.91 NY 0.97 OV 1.01 ! PT 0.98 SC 0.96 TS 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.00 HH 1.00* HN 1.02 ! KB 1.25 KK 0.95 KP 1.00 LA 0.95 ! MK 0.97 NL 0.98 NY 1.00* OV 1.00* ! PT 0.99 SC 1.00* TS 1.00* ! ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.02 HH 1.00* HN 1.00 ! KB 1.11 KK 0.94 KP 0.99 LA 0.97 ! MK 0.98 NL 0.90 NY 1.00 OV 0.97 ! PT 0.99 SC 1.00 TS 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.96 HH 1.00* HN 0.99 ! KB 1.29 KK 0.98 KP 0.97 LA 0.95 ! MK 1.00 NL 0.96 NY 1.00* OV 1.00* ! PT 0.97 SC 1.00* TS 1.00* ! ! ! Fit before self-cal, rms=0.207039Jy sigma=0.001837 ! Fit after self-cal, rms=0.204684Jy sigma=0.001757 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.037 mas, bmaj=3.466 mas, bpa=-49.61 degrees ! Estimated noise=396.984 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 (-3.5, -12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0106666 Jy ! Component: 100 - total flux cleaned = 0.0131925 Jy ! Component: 150 - total flux cleaned = 0.0139754 Jy ! Component: 200 - total flux cleaned = 0.014437 Jy ! Total flux subtracted in 200 components = 0.014437 Jy ! Clean residual min=-0.005947 max=0.008417 Jy/beam ! Clean residual mean=0.000437 rms=0.001383 Jy/beam ! Combined flux in latest and established models = 0.883382 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 57 components and 0.883382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203561Jy sigma=0.001748 ! Fit after self-cal, rms=0.203469Jy sigma=0.001747 ! Inverting map ! Added new window around map position (6, 5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00198037 Jy ! Component: 100 - total flux cleaned = 0.00247186 Jy ! Component: 150 - total flux cleaned = 0.00290816 Jy ! Component: 200 - total flux cleaned = 0.00331064 Jy ! Total flux subtracted in 200 components = 0.00331064 Jy ! Clean residual min=-0.006361 max=0.005505 Jy/beam ! Clean residual mean=0.000389 rms=0.001235 Jy/beam ! Combined flux in latest and established models = 0.886693 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 0.886693 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202675Jy sigma=0.001741 ! Fit after self-cal, rms=0.202654Jy sigma=0.001741 ! Inverting map 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=0.202654Jy sigma=0.001741 ! Fit after self-cal, rms=0.197961Jy sigma=0.001714 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.044 mas, bmaj=3.471 mas, bpa=-49.8 degrees ! Estimated noise=399.301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0025878 Jy ! Component: 100 - total flux cleaned = 0.00403361 Jy ! Component: 150 - total flux cleaned = 0.00510942 Jy ! Component: 200 - total flux cleaned = 0.00608524 Jy ! Total flux subtracted in 200 components = 0.00608524 Jy ! Clean residual min=-0.004245 max=0.005657 Jy/beam ! Clean residual mean=0.000601 rms=0.001067 Jy/beam ! Combined flux in latest and established models = 0.892778 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 82 components and 0.892778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197343Jy sigma=0.001711 ! Fit after self-cal, rms=0.197306Jy sigma=0.001711 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 (22.5, -9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00296772 Jy ! Component: 100 - total flux cleaned = 0.00327457 Jy ! Component: 150 - total flux cleaned = 0.0038339 Jy ! Component: 200 - total flux cleaned = 0.00422843 Jy ! Total flux subtracted in 200 components = 0.00422843 Jy ! Clean residual min=-0.003979 max=0.004227 Jy/beam ! Clean residual mean=0.000538 rms=0.001015 Jy/beam ! Combined flux in latest and established models = 0.897006 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 97 components and 0.897006 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196924Jy sigma=0.001709 ! Fit after self-cal, rms=0.196904Jy sigma=0.001709 ! Inverting map 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=0.196904Jy sigma=0.001709 ! Fit after self-cal, rms=0.182018Jy sigma=0.001641 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.049 mas, bmaj=3.459 mas, bpa=-49.48 degrees ! Estimated noise=399.785 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.60767e-05 Jy ! Component: 100 - total flux cleaned = -8.57863e-05 Jy ! Component: 150 - total flux cleaned = -0.000352109 Jy ! Component: 200 - total flux cleaned = -0.000473405 Jy ! Total flux subtracted in 200 components = -0.000473405 Jy ! Clean residual min=-0.003507 max=0.003299 Jy/beam ! Clean residual mean=-0.000036 rms=0.000885 Jy/beam ! Combined flux in latest and established models = 0.896533 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 108 components and 0.896533 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181770Jy sigma=0.001638 ! Fit after self-cal, rms=0.181741Jy sigma=0.001638 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000314063 Jy ! Component: 100 - total flux cleaned = 9.48235e-05 Jy ! Component: 150 - total flux cleaned = -0.00020616 Jy ! Component: 200 - total flux cleaned = -0.000490297 Jy ! Total flux subtracted in 200 components = -0.000490297 Jy ! Clean residual min=-0.003391 max=0.003250 Jy/beam ! Clean residual mean=-0.000027 rms=0.000853 Jy/beam ! Combined flux in latest and established models = 0.896043 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 120 components and 0.896043 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181620Jy sigma=0.001636 ! Fit after self-cal, rms=0.181614Jy sigma=0.001636 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.181614Jy sigma=0.001636 ! Fit after self-cal, rms=0.181922Jy sigma=0.001636 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.994 mas, bmaj=11.16 mas, bpa=85.67 degrees ! Estimated noise=616.952 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000293031 Jy ! Component: 100 - total flux cleaned = -0.000476057 Jy ! Component: 150 - total flux cleaned = -0.00062526 Jy ! Component: 200 - total flux cleaned = -0.000689305 Jy ! Total flux subtracted in 200 components = -0.000689305 Jy ! Clean residual min=-0.003764 max=0.003315 Jy/beam ! Clean residual mean=0.000118 rms=0.001224 Jy/beam ! Combined flux in latest and established models = 0.895353 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 141 components and 0.895354 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181919Jy sigma=0.001636 ! Fit after self-cal, rms=0.181919Jy sigma=0.001636 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000190034 Jy ! Component: 100 - total flux cleaned = 0.000161149 Jy ! Component: 150 - total flux cleaned = 0.00010834 Jy ! Component: 200 - total flux cleaned = 8.43428e-05 Jy ! Total flux subtracted in 200 components = 8.43428e-05 Jy ! Clean residual min=-0.003733 max=0.003261 Jy/beam ! Clean residual mean=0.000115 rms=0.001215 Jy/beam ! Combined flux in latest and established models = 0.895438 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 153 components and 0.895438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181918Jy sigma=0.001636 ! Fit after self-cal, rms=0.181917Jy sigma=0.001636 ! Inverting map 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 ! Estimated beam: bmin=2.052 mas, bmaj=3.461 mas, bpa=-49.37 degrees ! Estimated noise=400.107 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.052 x 3.461 at -49.37 degrees (North through East) ! Clean map min=-0.0028643 max=0.64151 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=0.181917Jy sigma=0.001636 ! Fit after self-cal, rms=0.177276Jy sigma=0.001512 ! Inverting map and beam ! Estimated beam: bmin=2.052 mas, bmaj=3.459 mas, bpa=-49.44 degrees ! Estimated noise=399.815 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00134632 Jy ! Component: 100 - total flux cleaned = -0.00145144 Jy ! Component: 150 - total flux cleaned = -0.00135731 Jy ! Component: 200 - total flux cleaned = -0.00126831 Jy ! Total flux subtracted in 200 components = -0.00126831 Jy ! Clean residual min=-0.003242 max=0.003089 Jy/beam ! Clean residual mean=0.000042 rms=0.000815 Jy/beam ! Combined flux in latest and established models = 0.89417 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 160 components and 0.89417 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177170Jy sigma=0.001510 ! Fit after self-cal, rms=0.177167Jy sigma=0.001510 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.96097e-05 Jy ! Component: 100 - total flux cleaned = 0.000181856 Jy ! Component: 150 - total flux cleaned = 0.000336308 Jy ! Component: 200 - total flux cleaned = 0.00033582 Jy ! Total flux subtracted in 200 components = 0.00033582 Jy ! Clean residual min=-0.003182 max=0.003051 Jy/beam ! Clean residual mean=0.000037 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.894505 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 167 components and 0.894505 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177108Jy sigma=0.001509 ! Fit after self-cal, rms=0.177105Jy sigma=0.001509 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177105Jy sigma=0.001509 ! Fit after self-cal, rms=0.177300Jy sigma=0.001509 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 ! Estimated beam: bmin=2.018 mas, bmaj=2.68 mas, bpa=-59.36 degrees ! Estimated noise=792.094 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.497962 Jy ! Component: 100 - total flux cleaned = 0.621267 Jy ! Component: 150 - total flux cleaned = 0.687405 Jy ! Component: 200 - total flux cleaned = 0.731485 Jy ! Total flux subtracted in 200 components = 0.731485 Jy ! Clean residual min=-0.008357 max=0.024578 Jy/beam ! Clean residual mean=0.000281 rms=0.002661 Jy/beam ! Combined flux in latest and established models = 0.731485 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.731485 Jy ! Inverting map and beam ! Estimated beam: bmin=2.054 mas, bmaj=3.46 mas, bpa=-49.37 degrees ! Estimated noise=399.879 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 = 0.0448702 Jy ! Component: 100 - total flux cleaned = 0.0747537 Jy ! Component: 150 - total flux cleaned = 0.09553 Jy ! Component: 200 - total flux cleaned = 0.110603 Jy ! Total flux subtracted in 200 components = 0.110603 Jy ! Clean residual min=-0.003220 max=0.008700 Jy/beam ! Clean residual mean=0.000835 rms=0.001446 Jy/beam ! Combined flux in latest and established models = 0.842088 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 48 components and 0.842088 Jy ! Inverting map ! Added new window around map position (1.5, -10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112769 Jy ! Component: 100 - total flux cleaned = 0.0198839 Jy ! Component: 150 - total flux cleaned = 0.0267565 Jy ! Component: 200 - total flux cleaned = 0.0323359 Jy ! Total flux subtracted in 200 components = 0.0323359 Jy ! Clean residual min=-0.002636 max=0.003613 Jy/beam ! Clean residual mean=0.000363 rms=0.000859 Jy/beam ! Combined flux in latest and established models = 0.874424 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 71 components and 0.874424 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.993 mas, bmaj=11.16 mas, bpa=85.62 degrees ! Estimated noise=616.303 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00926074 Jy ! Component: 100 - total flux cleaned = 0.013818 Jy ! Component: 150 - total flux cleaned = 0.0165659 Jy ! Component: 200 - total flux cleaned = 0.0183684 Jy ! Total flux subtracted in 200 components = 0.0183684 Jy ! Clean residual min=-0.003236 max=0.003488 Jy/beam ! Clean residual mean=0.000334 rms=0.001172 Jy/beam ! Combined flux in latest and established models = 0.892792 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 = 0.00090785 Jy ! Component: 100 - total flux cleaned = 0.00110884 Jy ! Component: 150 - total flux cleaned = 0.00125125 Jy ! Component: 200 - total flux cleaned = 0.00131528 Jy ! Total flux subtracted in 200 components = 0.00131528 Jy ! Clean residual min=-0.003271 max=0.003396 Jy/beam ! Clean residual mean=0.000268 rms=0.001174 Jy/beam ! Combined flux in latest and established models = 0.894107 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 130 components and 0.894107 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.054 mas, bmaj=3.46 mas, bpa=-49.37 degrees ! Estimated noise=399.879 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.63586e-05 Jy ! Component: 100 - total flux cleaned = 1.66529e-05 Jy ! Component: 150 - total flux cleaned = 1.95334e-05 Jy ! Component: 200 - total flux cleaned = 9.84792e-05 Jy ! Total flux subtracted in 200 components = 9.84792e-05 Jy ! Clean residual min=-0.002627 max=0.003023 Jy/beam ! Clean residual mean=0.000074 rms=0.000749 Jy/beam ! Combined flux in latest and established models = 0.894206 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 151 components and 0.894206 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177184Jy sigma=0.001507 ! Fit after self-cal, rms=0.177162Jy sigma=0.001507 wmodel J0017+8135_S_2010_10_13_pus_map.mod ! Writing 151 model components to file: J0017+8135_S_2010_10_13_pus_map.mod wobs J0017+8135_S_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J0017+8135_S_2010_10_13_pus_uvs.fits wwins J0017+8135_S_2010_10_13_pus_map.win ! wwins: Wrote 7 windows to J0017+8135_S_2010_10_13_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000986774 Jy ! Component: 100 - total flux cleaned = 0.001586 Jy ! Component: 150 - total flux cleaned = 0.00182563 Jy ! Component: 200 - total flux cleaned = 0.00196408 Jy ! Component: 250 - total flux cleaned = 0.00205401 Jy ! Component: 300 - total flux cleaned = 0.00214118 Jy ! Component: 350 - total flux cleaned = 0.00222618 Jy ! Component: 400 - total flux cleaned = 0.00230987 Jy ! Component: 450 - total flux cleaned = 0.00239222 Jy ! Component: 500 - total flux cleaned = 0.00247282 Jy ! Component: 550 - total flux cleaned = 0.00259122 Jy ! Component: 600 - total flux cleaned = 0.00263026 Jy ! Component: 650 - total flux cleaned = 0.00282319 Jy ! Component: 700 - total flux cleaned = 0.00289916 Jy ! Component: 750 - total flux cleaned = 0.00301145 Jy ! Component: 800 - total flux cleaned = 0.00308566 Jy ! Component: 850 - total flux cleaned = 0.00315882 Jy ! Component: 900 - total flux cleaned = 0.00319449 Jy ! Component: 950 - total flux cleaned = 0.00323009 Jy ! Component: 1000 - total flux cleaned = 0.00330105 Jy ! Component: 1050 - total flux cleaned = 0.00333627 Jy ! Component: 1100 - total flux cleaned = 0.0034753 Jy ! Component: 1150 - total flux cleaned = 0.00354386 Jy ! Component: 1200 - total flux cleaned = 0.00361191 Jy ! Component: 1250 - total flux cleaned = 0.00371318 Jy ! Component: 1300 - total flux cleaned = 0.00381323 Jy ! Component: 1350 - total flux cleaned = 0.00387954 Jy ! Component: 1400 - total flux cleaned = 0.00401083 Jy ! Component: 1450 - total flux cleaned = 0.00407553 Jy ! Component: 1500 - total flux cleaned = 0.00410786 Jy ! Component: 1550 - total flux cleaned = 0.00420383 Jy ! Component: 1600 - total flux cleaned = 0.00417207 Jy ! Component: 1650 - total flux cleaned = 0.00423558 Jy ! Component: 1700 - total flux cleaned = 0.00432958 Jy ! Component: 1750 - total flux cleaned = 0.00439169 Jy ! Component: 1800 - total flux cleaned = 0.00448415 Jy ! Component: 1850 - total flux cleaned = 0.00445353 Jy ! Component: 1900 - total flux cleaned = 0.00454481 Jy ! Component: 1950 - total flux cleaned = 0.00460521 Jy ! Component: 2000 - total flux cleaned = 0.00460506 Jy ! Total flux subtracted in 2048 components = 0.00472398 Jy ! Clean residual min=-0.001833 max=0.001773 Jy/beam ! Clean residual mean=0.000020 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.89893 Jy keep ! Adding 166 model components to the UV plane model. ! The established model now contains 317 components and 0.89893 Jy ![Exited script file: muppet] wmap "J0017+8135_S_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.054 x 3.46 at -49.37 degrees (North through East) ! Clean map min=-0.0021845 max=0.64205 Jy/beam ! Writing clean map to FITS file: J0017+8135_S_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.642052 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000549442 device "J0017+8135_S_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0017+8135_S_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.256728 0.256728 0.513456 1.02691 2.05382 4.10765 8.21529 16.4306 32.8612 65.7223 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.642 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.054 x 3.46 at -49.37 degrees (North through East) ! Clean map min=-0.0021845 max=0.64205 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0017+8135_S_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J0017+8135_S_2010_10_13_pus_map.gif/vgif' mapplot cln