! Started logfile: /scr/pima/rdv72_uvs/J1957-3845_X_uvs.log on Sat Oct 5 08:50:00 2013 obs /scr/pima/rdv72_uvs/J1957-3845_X_uva.fits ! Reading UV FITS file: /scr/pima/rdv72_uvs/J1957-3845_X_uva.fits ! AN table 1: 3 integrations on 21 of 21 possible baselines. ! AN table 2: 13 integrations on 1 of 1 possible baselines. ! AN table 3: 3 integrations on 36 of 36 possible baselines. ! AN table 4: 3 integrations on 3 of 3 possible baselines. ! Apparent sampling: 0.823834 visibilities/baseline/integration-bin. ! Found source: J1957-3845 ! ! 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 8.40599e+09 1.6e+07 1 1.6e+07 ! 02 2 8.47599e+09 1.6e+07 1 1.6e+07 ! 03 3 8.79099e+09 1.6e+07 1 1.6e+07 ! 04 4 8.89599e+09 1.6e+07 1 1.6e+07 ! ! Polarization(s): RR ! ! Read 0 lines of history. ! ! Reading 636 visibilities. select RR ! 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 = 1024 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@/home/lpetrov/bin/01_muppet /scr/pima/rdv72_uvs/J1957-3845_X] 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 = 1024x1024 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 4 telescope corrections were flagged in sub-array 1. ! A total of 26 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 26 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 26 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 26 telescope corrections were flagged in sub-array 2. ! A total of 3 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.778967Jy sigma=32.029072 ! Fit after self-cal, rms=0.829570Jy sigma=17.198395 ! 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 1.04% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=0.7049 mas, bmaj=1.896 mas, bpa=-18.94 degrees ! Estimated noise=3.45948 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 = 1.16111 Jy ! Component: 100 - total flux cleaned = 1.5828 Jy ! Total flux subtracted in 100 components = 1.5828 Jy ! Clean residual min=-0.125413 max=0.227532 Jy/beam ! Clean residual mean=0.000321 rms=0.043037 Jy/beam ! Combined flux in latest and established models = 1.5828 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 1.5828 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.486823Jy sigma=10.565424 ! Fit after self-cal, rms=0.487183Jy sigma=10.562781 ! Inverting map ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.197 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 1.04% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=0.9306 mas, bmaj=2.591 mas, bpa=-16.24 degrees ! Estimated noise=2.26576 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 = 0.358108 Jy ! Component: 100 - total flux cleaned = 0.511793 Jy ! Component: 150 - total flux cleaned = 0.58057 Jy ! Component: 200 - total flux cleaned = 0.612047 Jy ! Total flux subtracted in 200 components = 0.612047 Jy ! Clean residual min=-0.127354 max=0.156283 Jy/beam ! Clean residual mean=-0.000319 rms=0.037088 Jy/beam ! Combined flux in latest and established models = 2.19484 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 43 components and 2.19484 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.380889Jy sigma=5.967473 ! Fit after self-cal, rms=0.380601Jy sigma=5.965144 ! Inverting map ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.80 LA 0.98 MK 1.08 NL 1.27 ! OV 1.14 PT 0.93 SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! HO 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.82 KK 1.47 KP 0.94 LA 0.98 ! MK 0.84 NL 1.47 OV 1.12 PT 0.94 ! SC 1.11 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! HO 0.00* KK 0.00* MK 0.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.80 LA 0.97 MK 1.10 NL 1.25 ! OV 1.13 PT 0.99 SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! HO 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.81 KK 1.31 KP 0.92 LA 0.96 ! MK 0.86 NL 1.47 OV 1.13 PT 0.98 ! SC 1.12 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! HO 0.00* KK 0.00* MK 0.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.80 LA 1.01 MK 1.05 NL 1.32 ! OV 1.17 PT 1.03 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! HO 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.81 KK 1.40 KP 0.85 LA 1.03 ! MK 0.90 NL 1.58 OV 1.20 PT 0.98 ! SC 1.24 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! HO 0.00* KK 0.00* MK 0.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.86 LA 1.03 MK 1.13 NL 1.38 ! OV 1.21 PT 1.03 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! HO 0.00* SC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.87 KK 1.35 KP 0.89 LA 1.04 ! MK 0.95 NL 1.58 OV 1.16 PT 1.01 ! SC 1.41 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! HO 0.00* KK 0.00* MK 0.00* ! ! ! Fit before self-cal, rms=0.380601Jy sigma=5.965144 ! Fit after self-cal, rms=0.231228Jy sigma=1.679775 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=1.002 mas, bmaj=3.066 mas, bpa=-11.88 degrees ! Estimated noise=2.34733 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 = -0.00920487 Jy ! Component: 100 - total flux cleaned = -0.0100859 Jy ! Component: 150 - total flux cleaned = -0.01148 Jy ! Component: 200 - total flux cleaned = -0.012557 Jy ! Total flux subtracted in 200 components = -0.012557 Jy ! Clean residual min=-0.018597 max=0.021365 Jy/beam ! Clean residual mean=-0.000076 rms=0.004908 Jy/beam ! Combined flux in latest and established models = 2.18228 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 54 components and 2.18228 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219902Jy sigma=1.602228 ! Fit after self-cal, rms=0.220079Jy sigma=1.595924 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 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=0.220079Jy sigma=1.595924 ! Fit after self-cal, rms=0.210468Jy sigma=1.564710 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=1.009 mas, bmaj=3.067 mas, bpa=-11.63 degrees ! Estimated noise=2.35321 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00580841 Jy ! Component: 100 - total flux cleaned = -0.00754149 Jy ! Component: 150 - total flux cleaned = -0.00891108 Jy ! Component: 200 - total flux cleaned = -0.0096654 Jy ! Total flux subtracted in 200 components = -0.0096654 Jy ! Clean residual min=-0.018315 max=0.019270 Jy/beam ! Clean residual mean=-0.000044 rms=0.004301 Jy/beam ! Combined flux in latest and established models = 2.17262 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 60 components and 2.17262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203278Jy sigma=1.531688 ! Fit after self-cal, rms=0.203249Jy sigma=1.530109 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-2.4, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00890117 Jy ! Component: 100 - total flux cleaned = 0.00927143 Jy ! Component: 150 - total flux cleaned = 0.0092524 Jy ! Component: 200 - total flux cleaned = 0.00891584 Jy ! Total flux subtracted in 200 components = 0.00891584 Jy ! Clean residual min=-0.016907 max=0.017667 Jy/beam ! Clean residual mean=-0.000063 rms=0.004082 Jy/beam ! Combined flux in latest and established models = 2.18154 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 72 components and 2.18154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196627Jy sigma=1.504933 ! Fit after self-cal, rms=0.196296Jy sigma=1.500963 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Added new window around map position (-14.6, 31.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00986304 Jy ! Component: 100 - total flux cleaned = 0.00943686 Jy ! Component: 150 - total flux cleaned = 0.0091152 Jy ! Component: 200 - total flux cleaned = 0.0087986 Jy ! Total flux subtracted in 200 components = 0.0087986 Jy ! Clean residual min=-0.015763 max=0.014620 Jy/beam ! Clean residual mean=-0.000049 rms=0.003729 Jy/beam ! Combined flux in latest and established models = 2.19033 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 80 components and 2.19033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191060Jy sigma=1.479797 ! Fit after self-cal, rms=0.190895Jy sigma=1.477299 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 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=0.190895Jy sigma=1.477299 ! Fit after self-cal, rms=0.182307Jy sigma=1.462637 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=1.013 mas, bmaj=3.049 mas, bpa=-11.52 degrees ! Estimated noise=2.35619 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.52927e-05 Jy ! Component: 100 - total flux cleaned = 0.000665611 Jy ! Component: 150 - total flux cleaned = 0.00130653 Jy ! Component: 200 - total flux cleaned = 0.00159218 Jy ! Total flux subtracted in 200 components = 0.00159218 Jy ! Clean residual min=-0.015134 max=0.014037 Jy/beam ! Clean residual mean=-0.000014 rms=0.003362 Jy/beam ! Combined flux in latest and established models = 2.19193 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 86 components and 2.19193 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178416Jy sigma=1.448602 ! Fit after self-cal, rms=0.178335Jy sigma=1.447665 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 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 = 0.000768772 Jy ! Component: 100 - total flux cleaned = 0.000526241 Jy ! Component: 150 - total flux cleaned = 4.85011e-05 Jy ! Component: 200 - total flux cleaned = -0.00042251 Jy ! Total flux subtracted in 200 components = -0.00042251 Jy ! Clean residual min=-0.015104 max=0.013309 Jy/beam ! Clean residual mean=-0.000016 rms=0.003299 Jy/beam ! Combined flux in latest and established models = 2.1915 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 96 components and 2.1915 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175984Jy sigma=1.441116 ! Fit after self-cal, rms=0.175940Jy sigma=1.440738 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 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=0.175940Jy sigma=1.440738 ! Fit after self-cal, rms=0.170756Jy sigma=1.437406 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=3.105 mas, bmaj=10.93 mas, bpa=2.065 degrees ! Estimated noise=2.19204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000595682 Jy ! Component: 100 - total flux cleaned = -0.000594741 Jy ! Component: 150 - total flux cleaned = -0.000691252 Jy ! Component: 200 - total flux cleaned = -0.000887728 Jy ! Total flux subtracted in 200 components = -0.000887728 Jy ! Clean residual min=-0.011218 max=0.009800 Jy/beam ! Clean residual mean=-0.000007 rms=0.003165 Jy/beam ! Combined flux in latest and established models = 2.19062 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 106 components and 2.19062 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170718Jy sigma=1.432980 ! Fit after self-cal, rms=0.170658Jy sigma=1.432621 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 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 = 6.72874e-05 Jy ! Component: 100 - total flux cleaned = -0.00011678 Jy ! Component: 150 - total flux cleaned = -0.000197563 Jy ! Component: 200 - total flux cleaned = -0.000357186 Jy ! Total flux subtracted in 200 components = -0.000357186 Jy ! Clean residual min=-0.011180 max=0.009639 Jy/beam ! Clean residual mean=-0.000007 rms=0.003120 Jy/beam ! Combined flux in latest and established models = 2.19026 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 111 components and 2.19026 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170593Jy sigma=1.431003 ! Fit after self-cal, rms=0.170558Jy sigma=1.430844 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 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 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=1.014 mas, bmaj=3.029 mas, bpa=-11.37 degrees ! Estimated noise=2.35592 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.014 x 3.029 at -11.37 degrees (North through East) ! Clean map min=-0.013649 max=1.5007 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=0.170558Jy sigma=1.430844 ! Fit after self-cal, rms=0.166406Jy sigma=1.296910 ! Inverting map and beam ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=1.014 mas, bmaj=3.028 mas, bpa=-11.34 degrees ! Estimated noise=2.35404 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000371753 Jy ! Component: 100 - total flux cleaned = -0.000371743 Jy ! Component: 150 - total flux cleaned = -0.000603984 Jy ! Component: 200 - total flux cleaned = -0.000819655 Jy ! Total flux subtracted in 200 components = -0.000819655 Jy ! Clean residual min=-0.014513 max=0.011164 Jy/beam ! Clean residual mean=-0.000004 rms=0.003008 Jy/beam ! Combined flux in latest and established models = 2.18944 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 115 components and 2.18944 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163571Jy sigma=1.289634 ! Fit after self-cal, rms=0.163562Jy sigma=1.289385 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000290483 Jy ! Component: 100 - total flux cleaned = 9.12763e-05 Jy ! Component: 150 - total flux cleaned = -0.000108557 Jy ! Component: 200 - total flux cleaned = -0.000109055 Jy ! Total flux subtracted in 200 components = -0.000109055 Jy ! Clean residual min=-0.014474 max=0.011123 Jy/beam ! Clean residual mean=-0.000004 rms=0.002978 Jy/beam ! Combined flux in latest and established models = 2.18933 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 121 components and 2.18933 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161568Jy sigma=1.285490 ! Fit after self-cal, rms=0.161569Jy sigma=1.285329 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161569Jy sigma=1.285329 ! Fit after self-cal, rms=0.158418Jy sigma=1.283938 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 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=0.7562 mas, bmaj=2.189 mas, bpa=-13.31 degrees ! Estimated noise=3.70262 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.25976 Jy ! Component: 100 - total flux cleaned = 1.68674 Jy ! Component: 150 - total flux cleaned = 1.89397 Jy ! Component: 200 - total flux cleaned = 2.00637 Jy ! Total flux subtracted in 200 components = 2.00637 Jy ! Clean residual min=-0.030913 max=0.059805 Jy/beam ! Clean residual mean=0.000145 rms=0.010599 Jy/beam ! Combined flux in latest and established models = 2.00637 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 29 model components to the UV plane model. ! The established model now contains 29 components and 2.00637 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=1.015 mas, bmaj=3.012 mas, bpa=-11.22 degrees ! Estimated noise=2.35327 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) ! Added new window around map position (-0.6, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0930843 Jy ! Component: 100 - total flux cleaned = 0.135265 Jy ! Component: 150 - total flux cleaned = 0.15808 Jy ! Component: 200 - total flux cleaned = 0.172598 Jy ! Total flux subtracted in 200 components = 0.172598 Jy ! Clean residual min=-0.014842 max=0.011706 Jy/beam ! Clean residual mean=0.000036 rms=0.003429 Jy/beam ! Combined flux in latest and established models = 2.17897 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 71 components and 2.17897 Jy ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 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 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=3.103 mas, bmaj=10.91 mas, bpa=2.114 degrees ! Estimated noise=2.18934 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00465746 Jy ! Component: 100 - total flux cleaned = 0.00600071 Jy ! Component: 150 - total flux cleaned = 0.00687915 Jy ! Component: 200 - total flux cleaned = 0.00643119 Jy ! Total flux subtracted in 200 components = 0.00643119 Jy ! Clean residual min=-0.012094 max=0.008882 Jy/beam ! Clean residual mean=0.000012 rms=0.003155 Jy/beam ! Combined flux in latest and established models = 2.1854 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 = -0.000274615 Jy ! Component: 100 - total flux cleaned = -0.000524193 Jy ! Component: 150 - total flux cleaned = -0.000757599 Jy ! Component: 200 - total flux cleaned = -0.000868904 Jy ! Total flux subtracted in 200 components = -0.000868904 Jy ! Clean residual min=-0.011598 max=0.008493 Jy/beam ! Clean residual mean=0.000008 rms=0.003098 Jy/beam ! Combined flux in latest and established models = 2.18453 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 95 components and 2.18453 Jy ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=1.015 mas, bmaj=3.012 mas, bpa=-11.22 degrees ! Estimated noise=2.35327 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000138932 Jy ! Component: 100 - total flux cleaned = 0.000422709 Jy ! Component: 150 - total flux cleaned = 0.000194244 Jy ! Component: 200 - total flux cleaned = 0.000189654 Jy ! Total flux subtracted in 200 components = 0.000189654 Jy ! Clean residual min=-0.013831 max=0.011806 Jy/beam ! Clean residual mean=0.000002 rms=0.002952 Jy/beam ! Combined flux in latest and established models = 2.18472 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 117 components and 2.18472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149869Jy sigma=1.279553 ! Fit after self-cal, rms=0.149663Jy sigma=1.276404 wmodel /scr/pima/rdv72_uvs/J1957-3845_X_map.mod ! Writing 117 model components to file: /scr/pima/rdv72_uvs/J1957-3845_X_map.mod wobs /scr/pima/rdv72_uvs/J1957-3845_X_uvs.fits ! Writing UV FITS file: /scr/pima/rdv72_uvs/J1957-3845_X_uvs.fits wwins /scr/pima/rdv72_uvs/J1957-3845_X_map.win ! wwins: Wrote 4 windows to /scr/pima/rdv72_uvs/J1957-3845_X_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 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00383305 Jy ! Component: 100 - total flux cleaned = -0.00624262 Jy ! Component: 150 - total flux cleaned = -0.00772768 Jy ! Component: 200 - total flux cleaned = -0.00913163 Jy ! Component: 250 - total flux cleaned = -0.0101364 Jy ! Component: 300 - total flux cleaned = -0.0114257 Jy ! Component: 350 - total flux cleaned = -0.0126712 Jy ! Component: 400 - total flux cleaned = -0.0135754 Jy ! Component: 450 - total flux cleaned = -0.0140143 Jy ! Component: 500 - total flux cleaned = -0.014724 Jy ! Component: 550 - total flux cleaned = -0.0154143 Jy ! Component: 600 - total flux cleaned = -0.0158187 Jy ! Component: 650 - total flux cleaned = -0.0160833 Jy ! Component: 700 - total flux cleaned = -0.0160831 Jy ! Component: 750 - total flux cleaned = -0.0162099 Jy ! Component: 800 - total flux cleaned = -0.0159604 Jy ! Component: 850 - total flux cleaned = -0.015839 Jy ! Component: 900 - total flux cleaned = -0.0155985 Jy ! Component: 950 - total flux cleaned = -0.0155991 Jy ! Component: 1000 - total flux cleaned = -0.0152519 Jy ! Component: 1050 - total flux cleaned = -0.0153669 Jy ! Component: 1100 - total flux cleaned = -0.0148039 Jy ! Component: 1150 - total flux cleaned = -0.0146939 Jy ! Component: 1200 - total flux cleaned = -0.0141469 Jy ! Component: 1250 - total flux cleaned = -0.0139304 Jy ! Component: 1300 - total flux cleaned = -0.0135046 Jy ! Component: 1350 - total flux cleaned = -0.0129798 Jy ! Component: 1400 - total flux cleaned = -0.0126701 Jy ! Component: 1450 - total flux cleaned = -0.0123628 Jy ! Component: 1500 - total flux cleaned = -0.0119591 Jy ! Component: 1550 - total flux cleaned = -0.0116579 Jy ! Component: 1600 - total flux cleaned = -0.0110657 Jy ! Component: 1650 - total flux cleaned = -0.0104802 Jy ! Component: 1700 - total flux cleaned = -0.00970913 Jy ! Component: 1750 - total flux cleaned = -0.00904276 Jy ! Component: 1800 - total flux cleaned = -0.00847755 Jy ! Component: 1850 - total flux cleaned = -0.00800984 Jy ! Component: 1900 - total flux cleaned = -0.00726954 Jy ! Component: 1950 - total flux cleaned = -0.00653701 Jy ! Component: 2000 - total flux cleaned = -0.00608332 Jy ! Component: 2050 - total flux cleaned = -0.0058136 Jy ! Component: 2100 - total flux cleaned = -0.00536771 Jy ! Component: 2150 - total flux cleaned = -0.00492641 Jy ! Component: 2200 - total flux cleaned = -0.00466499 Jy ! Component: 2250 - total flux cleaned = -0.0047519 Jy ! Component: 2300 - total flux cleaned = -0.00457974 Jy ! Component: 2350 - total flux cleaned = -0.00423767 Jy ! Component: 2400 - total flux cleaned = -0.00406786 Jy ! Component: 2450 - total flux cleaned = -0.00398419 Jy ! Component: 2500 - total flux cleaned = -0.00364918 Jy ! Component: 2550 - total flux cleaned = -0.00381554 Jy ! Component: 2600 - total flux cleaned = -0.00340145 Jy ! Component: 2650 - total flux cleaned = -0.003074 Jy ! Component: 2700 - total flux cleaned = -0.00282947 Jy ! Component: 2750 - total flux cleaned = -0.00234409 Jy ! Component: 2800 - total flux cleaned = -0.00210225 Jy ! Component: 2850 - total flux cleaned = -0.00178148 Jy ! Component: 2900 - total flux cleaned = -0.00114348 Jy ! Component: 2950 - total flux cleaned = -0.000507161 Jy ! Component: 3000 - total flux cleaned = 0.000601719 Jy ! Component: 3050 - total flux cleaned = 0.000759982 Jy ! Component: 3100 - total flux cleaned = 0.00146952 Jy ! Component: 3150 - total flux cleaned = 0.00217696 Jy ! Component: 3200 - total flux cleaned = 0.00264762 Jy ! Component: 3250 - total flux cleaned = 0.00303897 Jy ! Component: 3300 - total flux cleaned = 0.00350812 Jy ! Component: 3350 - total flux cleaned = 0.00428897 Jy ! Component: 3400 - total flux cleaned = 0.00467932 Jy ! Component: 3450 - total flux cleaned = 0.00530264 Jy ! Component: 3500 - total flux cleaned = 0.00584807 Jy ! Component: 3550 - total flux cleaned = 0.00615976 Jy ! Component: 3600 - total flux cleaned = 0.00647147 Jy ! Component: 3650 - total flux cleaned = 0.00701775 Jy ! Component: 3700 - total flux cleaned = 0.00756471 Jy ! Component: 3750 - total flux cleaned = 0.00779969 Jy ! Component: 3800 - total flux cleaned = 0.0081128 Jy ! Component: 3850 - total flux cleaned = 0.00850494 Jy ! Component: 3900 - total flux cleaned = 0.00881953 Jy ! Component: 3950 - total flux cleaned = 0.00921334 Jy ! Component: 4000 - total flux cleaned = 0.00952889 Jy ! Component: 4050 - total flux cleaned = 0.00984585 Jy ! Total flux subtracted in 4096 components = 0.0102424 Jy ! Clean residual min=-0.004116 max=0.005452 Jy/beam ! Clean residual mean=0.000030 rms=0.001279 Jy/beam ! Combined flux in latest and established models = 2.19496 Jy keep ! Adding 209 model components to the UV plane model. ! The established model now contains 326 components and 2.19496 Jy ![Exited script file: /home/lpetrov/bin/01_muppet] wmap "/scr/pima/rdv72_uvs/J1957-3845_X\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.015 x 3.012 at -11.22 degrees (North through East) ! Clean map min=-0.010397 max=1.5901 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv72_uvs/J1957-3845_X_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.59011 invert ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00128296 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.242052 0.242052 0.484104 0.968207 1.93641 3.87283 7.74566 15.4913 30.9826 61.9653 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0038 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.59 quit ! Quitting program ! Log file /scr/pima/rdv72_uvs/J1957-3845_X_uvs.log closed on Sat Oct 5 08:50:04 2013