! Started logfile: J1923-2104_S_2010_10_13_pus_uvs.log on Mon Feb 28 00:04:18 2011 obs J1923-2104_S_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1923-2104_S_2010_10_13_pus_uva.fits ! AN table 1: 44 integrations on 105 of 105 possible baselines. ! AN table 2: 83 integrations on 105 of 105 possible baselines. ! AN table 3: 19 integrations on 105 of 105 possible baselines. ! AN table 4: 36 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.126478 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1923-2104 ! ! 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 9668 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 J1923-2104_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 313 telescope corrections were flagged in sub-array 1. ! A total of 940 telescope corrections were flagged in sub-array 2. ! A total of 214 telescope corrections were flagged in sub-array 3. ! A total of 424 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 313 telescope corrections were flagged in sub-array 1. ! A total of 940 telescope corrections were flagged in sub-array 2. ! A total of 214 telescope corrections were flagged in sub-array 3. ! A total of 424 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 313 telescope corrections were flagged in sub-array 1. ! A total of 940 telescope corrections were flagged in sub-array 2. ! A total of 214 telescope corrections were flagged in sub-array 3. ! A total of 424 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 313 telescope corrections were flagged in sub-array 1. ! A total of 940 telescope corrections were flagged in sub-array 2. ! A total of 214 telescope corrections were flagged in sub-array 3. ! A total of 424 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.814230Jy sigma=0.007886 ! Fit after self-cal, rms=0.775527Jy sigma=0.007519 ! 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=1.547 mas, bmaj=4.566 mas, bpa=28.6 degrees ! Estimated noise=1217.7 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 = 1.07652 Jy ! Component: 100 - total flux cleaned = 1.44544 Jy ! Total flux subtracted in 100 components = 1.44544 Jy ! Clean residual min=-0.036971 max=0.146001 Jy/beam ! Clean residual mean=0.004182 rms=0.016962 Jy/beam ! Combined flux in latest and established models = 1.44544 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 1.44544 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.407779Jy sigma=0.004142 ! Fit after self-cal, rms=0.407459Jy sigma=0.004140 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.169217 Jy ! Component: 100 - total flux cleaned = 0.27545 Jy ! Total flux subtracted in 100 components = 0.27545 Jy ! Clean residual min=-0.022950 max=0.058869 Jy/beam ! Clean residual mean=0.002694 rms=0.009638 Jy/beam ! Combined flux in latest and established models = 1.72089 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 30 components and 1.72089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.280743Jy sigma=0.002717 ! Fit after self-cal, rms=0.280537Jy sigma=0.002716 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0700154 Jy ! Component: 100 - total flux cleaned = 0.115858 Jy ! Total flux subtracted in 100 components = 0.115858 Jy ! Clean residual min=-0.019369 max=0.046217 Jy/beam ! Clean residual mean=0.002072 rms=0.007613 Jy/beam ! Combined flux in latest and established models = 1.83674 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 38 components and 1.83674 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.251444Jy sigma=0.002313 ! Fit after self-cal, rms=0.251297Jy sigma=0.002311 ! 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=2.145 mas, bmaj=5.559 mas, bpa=25.47 degrees ! Estimated noise=798.269 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 (4.5, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0863529 Jy ! Component: 100 - total flux cleaned = 0.134505 Jy ! Component: 150 - total flux cleaned = 0.164022 Jy ! Component: 200 - total flux cleaned = 0.182542 Jy ! Total flux subtracted in 200 components = 0.182542 Jy ! Clean residual min=-0.021268 max=0.047253 Jy/beam ! Clean residual mean=0.005371 rms=0.008472 Jy/beam ! Combined flux in latest and established models = 2.01929 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 77 components and 2.01929 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223790Jy sigma=0.001965 ! Fit after self-cal, rms=0.220810Jy sigma=0.001932 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HH 0.94 HN 0.98 ! KB 1.00* KK 1.01 KP 0.94 LA 1.01 ! MK 0.98 NL 0.98 NY 1.00* OV 0.95 ! PT 0.97 SC 1.02 TS 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.03 HH 1.16 HN 1.08 ! KB 1.00* KK 1.00* KP 0.97 LA 1.02 ! MK 1.00* NL 1.20 NY 1.00* OV 1.00* ! PT 1.01 SC 0.97 TS 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KK 0.97 KP 0.93 LA 1.00* ! MK 0.98 NL 1.00* NY 1.00* OV 0.93 ! PT 1.00* SC 1.00* TS 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.84 KK 1.00 KP 1.00* LA 1.00* ! MK 1.03 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 0.96 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HH 0.98 HN 0.99 ! KB 1.00* KK 1.00 KP 0.97 LA 0.98 ! MK 0.97 NL 1.02 NY 1.00* OV 1.01 ! PT 0.98 SC 1.01 TS 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.03 HH 1.12 HN 1.08 ! KB 1.00* KK 1.00* KP 1.01 LA 0.99 ! MK 1.00* NL 1.32 NY 1.00* OV 1.00* ! PT 1.02 SC 0.97 TS 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KK 0.94 KP 0.96 LA 1.00* ! MK 0.99 NL 1.00* NY 1.00* OV 1.00 ! PT 1.00* SC 1.00* TS 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.86 KK 0.98 KP 1.00* LA 1.00* ! MK 1.00 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 0.95 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HH 0.91 HN 1.02 ! KB 1.00* KK 0.98 KP 0.99 LA 0.98 ! MK 0.97 NL 1.02 NY 1.00* OV 1.01 ! PT 0.99 SC 1.01 TS 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.03 HH 1.01 HN 1.11 ! KB 1.00* KK 1.00* KP 1.03 LA 1.00 ! MK 1.00* NL 1.34 NY 1.00* OV 1.00* ! PT 1.02 SC 0.98 TS 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KK 0.98 KP 0.99 LA 1.00* ! MK 0.98 NL 1.00* NY 1.00* OV 1.01 ! PT 1.00* SC 1.00* TS 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.89 KK 0.99 KP 1.00* LA 1.00* ! MK 1.01 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 0.95 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.01 HH 1.00 HN 1.00 ! KB 1.00* KK 1.01 KP 0.98 LA 0.98 ! MK 0.96 NL 1.02 NY 1.00* OV 0.98 ! PT 0.99 SC 1.07 TS 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.04 HH 0.89 HN 1.10 ! KB 1.00* KK 1.00* KP 1.01 LA 1.00 ! MK 1.00* NL 1.33 NY 1.00* OV 1.00* ! PT 1.04 SC 1.02 TS 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KK 0.99 KP 0.97 LA 1.00* ! MK 0.98 NL 1.00* NY 1.00* OV 0.98 ! PT 1.00* SC 1.00* TS 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.91 KK 0.99 KP 1.00* LA 1.00* ! MK 1.02 NL 1.00* NY 1.00* OV 1.00* ! PT 1.00* SC 1.00* TS 1.16 ! ! ! Fit before self-cal, rms=0.220810Jy sigma=0.001932 ! Fit after self-cal, rms=0.180613Jy sigma=0.001495 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.156 mas, bmaj=5.601 mas, bpa=25.42 degrees ! Estimated noise=813.624 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 = -0.00514346 Jy ! Component: 100 - total flux cleaned = -0.00283763 Jy ! Component: 150 - total flux cleaned = -0.00141245 Jy ! Component: 200 - total flux cleaned = -0.000610345 Jy ! Total flux subtracted in 200 components = -0.000610345 Jy ! Clean residual min=-0.015929 max=0.013563 Jy/beam ! Clean residual mean=0.000648 rms=0.003608 Jy/beam ! Combined flux in latest and established models = 2.01868 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 93 components and 2.01868 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177622Jy sigma=0.001463 ! Fit after self-cal, rms=0.177537Jy sigma=0.001461 ! 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=0.177537Jy sigma=0.001461 ! Fit after self-cal, rms=0.174089Jy sigma=0.001404 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.166 mas, bmaj=5.603 mas, bpa=25.28 degrees ! Estimated noise=814.925 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119697 Jy ! Component: 100 - total flux cleaned = 0.00200943 Jy ! Component: 150 - total flux cleaned = 0.00266703 Jy ! Component: 200 - total flux cleaned = 0.00301055 Jy ! Total flux subtracted in 200 components = 0.00301055 Jy ! Clean residual min=-0.008148 max=0.008135 Jy/beam ! Clean residual mean=0.000452 rms=0.002196 Jy/beam ! Combined flux in latest and established models = 2.02169 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 104 components and 2.02169 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173463Jy sigma=0.001396 ! Fit after self-cal, rms=0.173427Jy sigma=0.001395 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 = -0.00113213 Jy ! Component: 100 - total flux cleaned = -0.000984441 Jy ! Component: 150 - total flux cleaned = -0.00111367 Jy ! Component: 200 - total flux cleaned = -0.00122775 Jy ! Total flux subtracted in 200 components = -0.00122775 Jy ! Clean residual min=-0.007953 max=0.008052 Jy/beam ! Clean residual mean=0.000477 rms=0.002140 Jy/beam ! Combined flux in latest and established models = 2.02046 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 111 components and 2.02046 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173229Jy sigma=0.001393 ! Fit after self-cal, rms=0.173212Jy sigma=0.001393 ! 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=0.173212Jy sigma=0.001393 ! Fit after self-cal, rms=0.171804Jy sigma=0.001379 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.165 mas, bmaj=5.598 mas, bpa=25.21 degrees ! Estimated noise=815.133 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.66792e-06 Jy ! Component: 100 - total flux cleaned = 0.000225282 Jy ! Component: 150 - total flux cleaned = 0.000235918 Jy ! Component: 200 - total flux cleaned = 0.000106117 Jy ! Total flux subtracted in 200 components = 0.000106117 Jy ! Clean residual min=-0.005877 max=0.006367 Jy/beam ! Clean residual mean=0.000335 rms=0.001671 Jy/beam ! Combined flux in latest and established models = 2.02057 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 120 components and 2.02057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171426Jy sigma=0.001375 ! Fit after self-cal, rms=0.171402Jy sigma=0.001375 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 = -0.00120181 Jy ! Component: 100 - total flux cleaned = -0.00131386 Jy ! Component: 150 - total flux cleaned = -0.00120745 Jy ! Component: 200 - total flux cleaned = -0.00120995 Jy ! Total flux subtracted in 200 components = -0.00120995 Jy ! Clean residual min=-0.005522 max=0.006330 Jy/beam ! Clean residual mean=0.000360 rms=0.001624 Jy/beam ! Combined flux in latest and established models = 2.01936 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 127 components and 2.01936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171259Jy sigma=0.001373 ! Fit after self-cal, rms=0.171245Jy sigma=0.001373 ! 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=0.171245Jy sigma=0.001373 ! Fit after self-cal, rms=0.171608Jy sigma=0.001372 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.394 mas, bmaj=16.34 mas, bpa=-9.291 degrees ! Estimated noise=1023.91 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000881239 Jy ! Component: 100 - total flux cleaned = -0.000997853 Jy ! Component: 150 - total flux cleaned = -0.00090472 Jy ! Component: 200 - total flux cleaned = -0.00081963 Jy ! Total flux subtracted in 200 components = -0.00081963 Jy ! Clean residual min=-0.005188 max=0.006987 Jy/beam ! Clean residual mean=0.000506 rms=0.001898 Jy/beam ! Combined flux in latest and established models = 2.01854 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 140 components and 2.01854 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171488Jy sigma=0.001371 ! Fit after self-cal, rms=0.171468Jy sigma=0.001371 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 = -0.000524967 Jy ! Component: 100 - total flux cleaned = -0.000450259 Jy ! Component: 150 - total flux cleaned = -0.000448419 Jy ! Component: 200 - total flux cleaned = -0.000382626 Jy ! Total flux subtracted in 200 components = -0.000382626 Jy ! Clean residual min=-0.005037 max=0.007124 Jy/beam ! Clean residual mean=0.000524 rms=0.001877 Jy/beam ! Combined flux in latest and established models = 2.01815 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 145 components and 2.01815 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171405Jy sigma=0.001370 ! Fit after self-cal, rms=0.171396Jy sigma=0.001370 ! 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=2.169 mas, bmaj=5.599 mas, bpa=25.12 degrees ! Estimated noise=815.932 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.169 x 5.599 at 25.12 degrees (North through East) ! Clean map min=-0.0046416 max=1.3541 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=0.171396Jy sigma=0.001370 ! Fit after self-cal, rms=0.153482Jy sigma=0.001137 ! Inverting map and beam ! Estimated beam: bmin=2.171 mas, bmaj=5.599 mas, bpa=25.08 degrees ! Estimated noise=816.762 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00087101 Jy ! Component: 100 - total flux cleaned = 0.0007446 Jy ! Component: 150 - total flux cleaned = 0.00074168 Jy ! Component: 200 - total flux cleaned = 0.000639692 Jy ! Total flux subtracted in 200 components = 0.000639692 Jy ! Clean residual min=-0.004600 max=0.005381 Jy/beam ! Clean residual mean=0.000277 rms=0.001342 Jy/beam ! Combined flux in latest and established models = 2.01879 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 150 components and 2.01879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153275Jy sigma=0.001134 ! Fit after self-cal, rms=0.153261Jy sigma=0.001134 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000510941 Jy ! Component: 100 - total flux cleaned = -0.000611483 Jy ! Component: 150 - total flux cleaned = -0.000697886 Jy ! Component: 200 - total flux cleaned = -0.000695324 Jy ! Total flux subtracted in 200 components = -0.000695324 Jy ! Clean residual min=-0.004658 max=0.005159 Jy/beam ! Clean residual mean=0.000292 rms=0.001311 Jy/beam ! Combined flux in latest and established models = 2.0181 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 152 components and 2.0181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153162Jy sigma=0.001133 ! Fit after self-cal, rms=0.153156Jy sigma=0.001133 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153156Jy sigma=0.001133 ! Fit after self-cal, rms=0.153473Jy sigma=0.001132 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=1.571 mas, bmaj=4.549 mas, bpa=28.08 degrees ! Estimated noise=1270.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.07539 Jy ! Component: 100 - total flux cleaned = 1.44068 Jy ! Component: 150 - total flux cleaned = 1.6199 Jy ! Component: 200 - total flux cleaned = 1.73454 Jy ! Total flux subtracted in 200 components = 1.73454 Jy ! Clean residual min=-0.015033 max=0.060757 Jy/beam ! Clean residual mean=0.001787 rms=0.007411 Jy/beam ! Combined flux in latest and established models = 1.73454 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 32 model components to the UV plane model. ! The established model now contains 32 components and 1.73454 Jy ! Inverting map and beam ! Estimated beam: bmin=2.174 mas, bmaj=5.602 mas, bpa=25 degrees ! Estimated noise=817.315 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 = 0.121895 Jy ! Component: 100 - total flux cleaned = 0.18304 Jy ! Component: 150 - total flux cleaned = 0.218542 Jy ! Component: 200 - total flux cleaned = 0.240429 Jy ! Total flux subtracted in 200 components = 0.240429 Jy ! Clean residual min=-0.004865 max=0.014164 Jy/beam ! Clean residual mean=0.001135 rms=0.002483 Jy/beam ! Combined flux in latest and established models = 1.97497 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 78 components and 1.97497 Jy ! Inverting map ! Added new window around map position (10, 11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147812 Jy ! Component: 100 - total flux cleaned = 0.0241631 Jy ! Component: 150 - total flux cleaned = 0.0303613 Jy ! Component: 200 - total flux cleaned = 0.0345222 Jy ! Total flux subtracted in 200 components = 0.0345222 Jy ! Clean residual min=-0.004346 max=0.006242 Jy/beam ! Clean residual mean=0.000391 rms=0.001285 Jy/beam ! Combined flux in latest and established models = 2.00949 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 107 components and 2.00949 Jy ! Inverting map ! Added new window around map position (-2, -10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0059886 Jy ! Component: 100 - total flux cleaned = 0.00786184 Jy ! Component: 150 - total flux cleaned = 0.00827747 Jy ! Component: 200 - total flux cleaned = 0.00863363 Jy ! Total flux subtracted in 200 components = 0.00863363 Jy ! Clean residual min=-0.004077 max=0.004431 Jy/beam ! Clean residual mean=0.000209 rms=0.001150 Jy/beam ! Combined flux in latest and established models = 2.01812 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 124 components and 2.01812 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=8.398 mas, bmaj=16.35 mas, bpa=-9.201 degrees ! Estimated noise=1025.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000908369 Jy ! Component: 100 - total flux cleaned = 0.000782659 Jy ! Component: 150 - total flux cleaned = 0.000623887 Jy ! Component: 200 - total flux cleaned = 0.000530452 Jy ! Total flux subtracted in 200 components = 0.000530452 Jy ! Clean residual min=-0.003975 max=0.004991 Jy/beam ! Clean residual mean=0.000412 rms=0.001443 Jy/beam ! Combined flux in latest and established models = 2.01865 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 = -4.17109e-05 Jy ! Component: 100 - total flux cleaned = -0.000117943 Jy ! Component: 150 - total flux cleaned = -0.000117916 Jy ! Component: 200 - total flux cleaned = -0.000153457 Jy ! Total flux subtracted in 200 components = -0.000153457 Jy ! Clean residual min=-0.003966 max=0.005001 Jy/beam ! Clean residual mean=0.000419 rms=0.001430 Jy/beam ! Combined flux in latest and established models = 2.0185 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 140 components and 2.0185 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.174 mas, bmaj=5.602 mas, bpa=25 degrees ! Estimated noise=817.315 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.92689e-05 Jy ! Component: 100 - total flux cleaned = -0.00013701 Jy ! Component: 150 - total flux cleaned = -1.98016e-05 Jy ! Component: 200 - total flux cleaned = 0.000140687 Jy ! Total flux subtracted in 200 components = 0.000140687 Jy ! Clean residual min=-0.004174 max=0.004349 Jy/beam ! Clean residual mean=0.000200 rms=0.001118 Jy/beam ! Combined flux in latest and established models = 2.01864 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 151 components and 2.01864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152863Jy sigma=0.001128 ! Fit after self-cal, rms=0.152784Jy sigma=0.001127 wmodel J1923-2104_S_2010_10_13_pus_map.mod ! Writing 151 model components to file: J1923-2104_S_2010_10_13_pus_map.mod wobs J1923-2104_S_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1923-2104_S_2010_10_13_pus_uvs.fits wwins J1923-2104_S_2010_10_13_pus_map.win ! wwins: Wrote 4 windows to J1923-2104_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 = 0.000616896 Jy ! Component: 100 - total flux cleaned = 0.00150043 Jy ! Component: 150 - total flux cleaned = 0.00234 Jy ! Component: 200 - total flux cleaned = 0.00287641 Jy ! Component: 250 - total flux cleaned = 0.00332792 Jy ! Component: 300 - total flux cleaned = 0.00376186 Jy ! Component: 350 - total flux cleaned = 0.00412122 Jy ! Component: 400 - total flux cleaned = 0.00458377 Jy ! Component: 450 - total flux cleaned = 0.00480757 Jy ! Component: 500 - total flux cleaned = 0.00508087 Jy ! Component: 550 - total flux cleaned = 0.00518737 Jy ! Component: 600 - total flux cleaned = 0.00529195 Jy ! Component: 650 - total flux cleaned = 0.00534372 Jy ! Component: 700 - total flux cleaned = 0.00549475 Jy ! Component: 750 - total flux cleaned = 0.00564189 Jy ! Component: 800 - total flux cleaned = 0.00568944 Jy ! Component: 850 - total flux cleaned = 0.00578446 Jy ! Component: 900 - total flux cleaned = 0.00592445 Jy ! Component: 950 - total flux cleaned = 0.00601668 Jy ! Component: 1000 - total flux cleaned = 0.00615322 Jy ! Component: 1050 - total flux cleaned = 0.00628794 Jy ! Component: 1100 - total flux cleaned = 0.00642054 Jy ! Component: 1150 - total flux cleaned = 0.00655183 Jy ! Component: 1200 - total flux cleaned = 0.00663853 Jy ! Component: 1250 - total flux cleaned = 0.00680936 Jy ! Component: 1300 - total flux cleaned = 0.00689388 Jy ! Component: 1350 - total flux cleaned = 0.00697754 Jy ! Component: 1400 - total flux cleaned = 0.00710163 Jy ! Component: 1450 - total flux cleaned = 0.0071429 Jy ! Component: 1500 - total flux cleaned = 0.007224 Jy ! Component: 1550 - total flux cleaned = 0.00742388 Jy ! Component: 1600 - total flux cleaned = 0.00746315 Jy ! Component: 1650 - total flux cleaned = 0.00758074 Jy ! Component: 1700 - total flux cleaned = 0.00761971 Jy ! Component: 1750 - total flux cleaned = 0.00777352 Jy ! Component: 1800 - total flux cleaned = 0.00784943 Jy ! Component: 1850 - total flux cleaned = 0.00792497 Jy ! Component: 1900 - total flux cleaned = 0.00799948 Jy ! Component: 1950 - total flux cleaned = 0.0080736 Jy ! Component: 2000 - total flux cleaned = 0.00814698 Jy ! Total flux subtracted in 2048 components = 0.00825631 Jy ! Clean residual min=-0.002443 max=0.002200 Jy/beam ! Clean residual mean=0.000052 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 2.0269 Jy keep ! Adding 136 model components to the UV plane model. ! The established model now contains 287 components and 2.0269 Jy ![Exited script file: muppet] wmap "J1923-2104_S_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.174 x 5.602 at 25 degrees (North through East) ! Clean map min=-0.0038024 max=1.3786 Jy/beam ! Writing clean map to FITS file: J1923-2104_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 1.37855 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000700277 device "J1923-2104_S_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1923-2104_S_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.152394 0.152394 0.304788 0.609575 1.21915 2.4383 4.8766 9.7532 19.5064 39.0128 78.0256 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.378 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.174 x 5.602 at 25 degrees (North through East) ! Clean map min=-0.0038024 max=1.3786 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1923-2104_S_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1923-2104_S_2010_10_13_pus_map.gif/vgif' mapplot cln