! Started logfile: J0130+0842_X_2010_10_13_pus_uvs.log on Mon Feb 28 17:14:01 2011 obs J0130+0842_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: J0130+0842_X_2010_10_13_pus_uva.fits ! AN table 1: 81 integrations on 105 of 105 possible baselines. ! AN table 2: 107 integrations on 105 of 105 possible baselines. ! AN table 3: 80 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.420718 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0130+0842 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 5978 lines of history. ! ! Reading 47356 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 J0130+0842_X_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 = 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 356 telescope corrections were flagged in sub-array 1. ! A total of 819 telescope corrections were flagged in sub-array 2. ! A total of 262 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 356 telescope corrections were flagged in sub-array 1. ! A total of 819 telescope corrections were flagged in sub-array 2. ! A total of 262 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 356 telescope corrections were flagged in sub-array 1. ! A total of 819 telescope corrections were flagged in sub-array 2. ! A total of 262 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 356 telescope corrections were flagged in sub-array 1. ! A total of 819 telescope corrections were flagged in sub-array 2. ! A total of 262 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.883324Jy sigma=0.011155 ! Fit after self-cal, rms=0.859144Jy sigma=0.010872 ! 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 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec ! Estimated beam: bmin=0.6112 mas, bmaj=2.034 mas, bpa=-1.987 degrees ! Estimated noise=472.896 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 = 0.117799 Jy ! Component: 100 - total flux cleaned = 0.144496 Jy ! Total flux subtracted in 100 components = 0.144496 Jy ! Clean residual min=-0.003438 max=0.009642 Jy/beam ! Clean residual mean=0.000175 rms=0.001202 Jy/beam ! Combined flux in latest and established models = 0.144496 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.144496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144447Jy sigma=0.001316 ! Fit after self-cal, rms=0.144431Jy sigma=0.001316 ! Inverting map ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00996868 Jy ! Component: 100 - total flux cleaned = 0.0146964 Jy ! Total flux subtracted in 100 components = 0.0146964 Jy ! Clean residual min=-0.002818 max=0.003320 Jy/beam ! Clean residual mean=0.000069 rms=0.000856 Jy/beam ! Combined flux in latest and established models = 0.159193 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 16 components and 0.159193 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143720Jy sigma=0.001302 ! Fit after self-cal, rms=0.143715Jy sigma=0.001302 ! Inverting map ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 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 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec ! Estimated beam: bmin=0.7049 mas, bmaj=2.341 mas, bpa=-0.9106 degrees ! Estimated noise=274.681 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 = 0.00368423 Jy ! Component: 100 - total flux cleaned = 0.00539986 Jy ! Component: 150 - total flux cleaned = 0.00632205 Jy ! Component: 200 - total flux cleaned = 0.00676819 Jy ! Total flux subtracted in 200 components = 0.00676819 Jy ! Clean residual min=-0.001847 max=0.002286 Jy/beam ! Clean residual mean=0.000052 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.165961 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 30 components and 0.165961 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143652Jy sigma=0.001300 ! Fit after self-cal, rms=0.143659Jy sigma=0.001300 ! Inverting map ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 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 0.94 FD 0.87 HH 1.00* HN 1.04 ! KB 1.00* KK 0.89 KP 1.02 LA 0.98 ! MK 1.04 NL 1.01 NY 1.00* OV 0.98 ! PT 0.96 SC 0.96 TS 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.84 HH 1.00* HN 1.06 ! KB 1.00* KK 1.00* KP 1.01 LA 1.02 ! MK 1.06 NL 0.99 NY 1.00* OV 0.98 ! PT 0.98 SC 1.00* TS 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.84 HH 1.00* HN 1.02 ! KB 1.02 KK 0.88 KP 1.01 LA 1.03 ! MK 1.00* NL 1.00 NY 1.00* OV 0.98 ! PT 0.96 SC 1.27 TS 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HH 1.00* HN 1.16 ! KB 1.00* KK 1.05 KP 1.00 LA 0.98 ! MK 0.99 NL 1.02 NY 1.00* OV 1.02 ! PT 0.98 SC 0.95 TS 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 HH 1.00* HN 0.97 ! KB 1.00* KK 1.00* KP 1.01 LA 0.97 ! MK 0.97 NL 1.01 NY 1.00* OV 1.00 ! PT 1.02 SC 1.00* TS 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.98 HH 1.00* HN 1.08 ! KB 1.05 KK 0.91 KP 1.00 LA 0.95 ! MK 1.00* NL 1.03 NY 1.00* OV 1.01 ! PT 1.02 SC 1.29 TS 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HH 1.00* HN 1.07 ! KB 1.00* KK 0.99 KP 1.01 LA 0.96 ! MK 1.03 NL 0.97 NY 1.00* OV 0.97 ! PT 1.02 SC 0.98 TS 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 HH 1.00* HN 1.01 ! KB 1.00* KK 1.00* KP 1.03 LA 0.94 ! MK 1.05 NL 1.03 NY 1.00* OV 1.02 ! PT 1.05 SC 1.00* TS 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.99 HH 1.00* HN 1.06 ! KB 0.99 KK 0.94 KP 1.01 LA 0.97 ! MK 1.00* NL 1.00 NY 1.00* OV 1.01 ! PT 1.00 SC 1.32 TS 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HH 1.00* HN 1.10 ! KB 1.00* KK 0.96 KP 1.00 LA 1.03 ! MK 1.03 NL 1.00 NY 1.00* OV 1.02 ! PT 0.99 SC 1.01 TS 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 HH 1.00* HN 0.92 ! KB 1.00* KK 1.00* KP 1.01 LA 1.02 ! MK 1.00 NL 0.97 NY 1.00* OV 1.04 ! PT 1.01 SC 1.00* TS 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.99 HH 1.00* HN 0.99 ! KB 1.00 KK 0.95 KP 1.00 LA 1.01 ! MK 1.00* NL 1.02 NY 1.00* OV 1.04 ! PT 1.02 SC 1.21 TS 0.89 ! ! ! Fit before self-cal, rms=0.143659Jy sigma=0.001300 ! Fit after self-cal, rms=0.146079Jy sigma=0.001293 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec ! Estimated beam: bmin=0.7039 mas, bmaj=2.348 mas, bpa=-0.9486 degrees ! Estimated noise=274.676 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 = -0.000420789 Jy ! Component: 100 - total flux cleaned = -0.000441338 Jy ! Component: 150 - total flux cleaned = -0.000478421 Jy ! Component: 200 - total flux cleaned = -0.000529264 Jy ! Total flux subtracted in 200 components = -0.000529264 Jy ! Clean residual min=-0.001362 max=0.001257 Jy/beam ! Clean residual mean=0.000038 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.165432 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 36 components and 0.165432 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146071Jy sigma=0.001293 ! Fit after self-cal, rms=0.146133Jy sigma=0.001293 ! Inverting map ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 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=0.146133Jy sigma=0.001293 ! Fit after self-cal, rms=0.146252Jy sigma=0.001293 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec ! Estimated beam: bmin=0.7039 mas, bmaj=2.35 mas, bpa=-0.9871 degrees ! Estimated noise=274.726 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000226713 Jy ! Component: 100 - total flux cleaned = -0.000250757 Jy ! Component: 150 - total flux cleaned = -0.000307254 Jy ! Component: 200 - total flux cleaned = -0.000339088 Jy ! Total flux subtracted in 200 components = -0.000339088 Jy ! Clean residual min=-0.001294 max=0.001225 Jy/beam ! Clean residual mean=0.000042 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.165092 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 37 components and 0.165092 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146249Jy sigma=0.001293 ! Fit after self-cal, rms=0.146251Jy sigma=0.001293 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 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 = -6.7551e-06 Jy ! Component: 100 - total flux cleaned = -6.23218e-06 Jy ! Component: 150 - total flux cleaned = -1.29591e-05 Jy ! Component: 200 - total flux cleaned = -1.3079e-05 Jy ! Total flux subtracted in 200 components = -1.3079e-05 Jy ! Clean residual min=-0.001298 max=0.001217 Jy/beam ! Clean residual mean=0.000042 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.165079 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 41 components and 0.165079 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146251Jy sigma=0.001293 ! Fit after self-cal, rms=0.146251Jy sigma=0.001293 ! Inverting map ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 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=0.146251Jy sigma=0.001293 ! Fit after self-cal, rms=0.146288Jy sigma=0.001293 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec ! Estimated beam: bmin=0.7038 mas, bmaj=2.352 mas, bpa=-1.019 degrees ! Estimated noise=274.809 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.72176e-05 Jy ! Component: 100 - total flux cleaned = -9.26919e-05 Jy ! Component: 150 - total flux cleaned = -9.94559e-05 Jy ! Component: 200 - total flux cleaned = -9.94714e-05 Jy ! Total flux subtracted in 200 components = -9.94714e-05 Jy ! Clean residual min=-0.001251 max=0.001220 Jy/beam ! Clean residual mean=0.000042 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.16498 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 42 components and 0.16498 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146286Jy sigma=0.001293 ! Fit after self-cal, rms=0.146288Jy sigma=0.001293 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 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 = -1.26776e-06 Jy ! Component: 100 - total flux cleaned = -6.68016e-06 Jy ! Component: 150 - total flux cleaned = -6.73099e-06 Jy ! Component: 200 - total flux cleaned = -6.77866e-06 Jy ! Total flux subtracted in 200 components = -6.77866e-06 Jy ! Clean residual min=-0.001253 max=0.001216 Jy/beam ! Clean residual mean=0.000042 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.164973 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 42 components and 0.164973 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146287Jy sigma=0.001293 ! Fit after self-cal, rms=0.146287Jy sigma=0.001293 ! Inverting map ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 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=0.146287Jy sigma=0.001293 ! Fit after self-cal, rms=0.146283Jy sigma=0.001293 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec ! Estimated beam: bmin=2.512 mas, bmaj=3.306 mas, bpa=-0.2178 degrees ! Estimated noise=331.076 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000206929 Jy ! Component: 100 - total flux cleaned = 0.00024358 Jy ! Component: 150 - total flux cleaned = 0.000267039 Jy ! Component: 200 - total flux cleaned = 0.000280019 Jy ! Total flux subtracted in 200 components = 0.000280019 Jy ! Clean residual min=-0.001203 max=0.001385 Jy/beam ! Clean residual mean=0.000078 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.165253 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 45 components and 0.165253 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146285Jy sigma=0.001293 ! Fit after self-cal, rms=0.146285Jy sigma=0.001293 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 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 = 1.30273e-05 Jy ! Component: 100 - total flux cleaned = 2.76395e-05 Jy ! Component: 150 - total flux cleaned = 3.4363e-05 Jy ! Component: 200 - total flux cleaned = 3.49126e-05 Jy ! Total flux subtracted in 200 components = 3.49126e-05 Jy ! Clean residual min=-0.001198 max=0.001381 Jy/beam ! Clean residual mean=0.000077 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.165288 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 46 components and 0.165288 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146286Jy sigma=0.001293 ! Fit after self-cal, rms=0.146286Jy sigma=0.001293 ! Inverting map ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec ! Estimated beam: bmin=0.7037 mas, bmaj=2.352 mas, bpa=-1.044 degrees ! Estimated noise=274.878 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7037 x 2.352 at -1.044 degrees (North through East) ! Clean map min=-0.0011686 max=0.15301 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 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec ! Estimated beam: bmin=0.6101 mas, bmaj=2.045 mas, bpa=-2.185 degrees ! Estimated noise=475.598 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.118359 Jy ! Component: 100 - total flux cleaned = 0.145188 Jy ! Component: 150 - total flux cleaned = 0.154582 Jy ! Component: 200 - total flux cleaned = 0.159056 Jy ! Total flux subtracted in 200 components = 0.159056 Jy ! Clean residual min=-0.002208 max=0.002089 Jy/beam ! Clean residual mean=0.000073 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.159056 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.159056 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec ! Estimated beam: bmin=0.7037 mas, bmaj=2.352 mas, bpa=-1.044 degrees ! Estimated noise=274.878 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 = 0.00320165 Jy ! Component: 100 - total flux cleaned = 0.0047506 Jy ! Component: 150 - total flux cleaned = 0.00555042 Jy ! Component: 200 - total flux cleaned = 0.00582431 Jy ! Total flux subtracted in 200 components = 0.00582431 Jy ! Clean residual min=-0.001275 max=0.001217 Jy/beam ! Clean residual mean=0.000044 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.164881 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 28 components and 0.164881 Jy ! Inverting map ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec ! Estimated beam: bmin=2.512 mas, bmaj=3.306 mas, bpa=-0.2178 degrees ! Estimated noise=331.076 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000464546 Jy ! Component: 100 - total flux cleaned = 0.000487287 Jy ! Component: 150 - total flux cleaned = 0.000496718 Jy ! Component: 200 - total flux cleaned = 0.000505424 Jy ! Total flux subtracted in 200 components = 0.000505424 Jy ! Clean residual min=-0.001197 max=0.001405 Jy/beam ! Clean residual mean=0.000073 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.165386 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 = -9.58407e-08 Jy ! Component: 100 - total flux cleaned = 7.70531e-06 Jy ! Component: 150 - total flux cleaned = 7.72373e-06 Jy ! Component: 200 - total flux cleaned = 2.09138e-05 Jy ! Total flux subtracted in 200 components = 2.09138e-05 Jy ! Clean residual min=-0.001193 max=0.001403 Jy/beam ! Clean residual mean=0.000072 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.165407 Jy ! Adding 7 model components to the UV plane model. ! The established model now contains 32 components and 0.165407 Jy ! Inverting map ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec ! Estimated beam: bmin=0.7037 mas, bmaj=2.352 mas, bpa=-1.044 degrees ! Estimated noise=274.878 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.67922e-05 Jy ! Component: 100 - total flux cleaned = -0.000119467 Jy ! Component: 150 - total flux cleaned = -0.000119168 Jy ! Component: 200 - total flux cleaned = -0.000137289 Jy ! Total flux subtracted in 200 components = -0.000137289 Jy ! Clean residual min=-0.001269 max=0.001212 Jy/beam ! Clean residual mean=0.000036 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.16527 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 0.16527 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146290Jy sigma=0.001293 ! Fit after self-cal, rms=0.146288Jy sigma=0.001293 wmodel J0130+0842_X_2010_10_13_pus_map.mod ! Writing 38 model components to file: J0130+0842_X_2010_10_13_pus_map.mod wobs J0130+0842_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J0130+0842_X_2010_10_13_pus_uvs.fits wwins J0130+0842_X_2010_10_13_pus_map.win ! wwins: Wrote 1 windows to J0130+0842_X_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 ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000120501 Jy ! Component: 100 - total flux cleaned = -0.000252927 Jy ! Component: 150 - total flux cleaned = -0.00029495 Jy ! Component: 200 - total flux cleaned = -0.000294907 Jy ! Component: 250 - total flux cleaned = -0.000200344 Jy ! Component: 300 - total flux cleaned = -0.000127956 Jy ! Component: 350 - total flux cleaned = -5.76936e-05 Jy ! Component: 400 - total flux cleaned = 6.14217e-05 Jy ! Component: 450 - total flux cleaned = 0.000160691 Jy ! Component: 500 - total flux cleaned = 0.000225195 Jy ! Component: 550 - total flux cleaned = 0.000319474 Jy ! Component: 600 - total flux cleaned = 0.000396143 Jy ! Component: 650 - total flux cleaned = 0.000471251 Jy ! Component: 700 - total flux cleaned = 0.000530232 Jy ! Component: 750 - total flux cleaned = 0.000616778 Jy ! Component: 800 - total flux cleaned = 0.000644986 Jy ! Component: 850 - total flux cleaned = 0.000686685 Jy ! Component: 900 - total flux cleaned = 0.000727883 Jy ! Component: 950 - total flux cleaned = 0.000768313 Jy ! Component: 1000 - total flux cleaned = 0.000808199 Jy ! Total flux subtracted in 1024 components = 0.000834456 Jy ! Clean residual min=-0.000754 max=0.000699 Jy/beam ! Clean residual mean=0.000017 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.166104 Jy keep ! Adding 58 model components to the UV plane model. ! The established model now contains 96 components and 0.166104 Jy ![Exited script file: muppet] wmap "J0130+0842_X_2010_10_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7037 x 2.352 at -1.044 degrees (North through East) ! Clean map min=-0.0013722 max=0.15304 Jy/beam ! Writing clean map to FITS file: J0130+0842_X_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 0.15304 invert ! Inverting map ! Your choice of large map pixels excluded 5.03% of the data. ! The x-axis pixel size should ideally be below 0.1538 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000265321 device "J0130+0842_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0130+0842_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.520102 0.520102 1.0402 2.08041 4.16082 8.32164 16.6433 33.2865 66.5731 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.153 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7037 x 2.352 at -1.044 degrees (North through East) ! Clean map min=-0.0013722 max=0.15304 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0130+0842_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J0130+0842_X_2010_10_13_pus_map.gif/vgif' mapplot cln