! Started logfile: J0237+2848_S_2001_03_12_pus_uvs.log on Wed Jan 2 18:46:43 2013 obs J0237+2848_S_2001_03_12_pus_uva.fits ! Reading UV FITS file: J0237+2848_S_2001_03_12_pus_uva.fits ! AN table 1: 16 integrations on 136 of 136 possible baselines. ! AN table 2: 72 integrations on 136 of 136 possible baselines. ! AN table 3: 256 integrations on 136 of 136 possible baselines. ! AN table 4: 88 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.169594 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0237+2848 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1899 lines of history. ! ! Reading 39856 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 J0237+2848_S_2001_03_12_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 184 telescope corrections were flagged in sub-array 1. ! A total of 644 telescope corrections were flagged in sub-array 2. ! A total of 3131 telescope corrections were flagged in sub-array 3. ! A total of 1336 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 171 telescope corrections were flagged in sub-array 1. ! A total of 636 telescope corrections were flagged in sub-array 2. ! A total of 3501 telescope corrections were flagged in sub-array 3. ! A total of 1351 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 169 telescope corrections were flagged in sub-array 1. ! A total of 603 telescope corrections were flagged in sub-array 2. ! A total of 3047 telescope corrections were flagged in sub-array 3. ! A total of 1324 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 171 telescope corrections were flagged in sub-array 1. ! A total of 636 telescope corrections were flagged in sub-array 2. ! A total of 3563 telescope corrections were flagged in sub-array 3. ! A total of 1351 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.998667Jy sigma=0.008196 ! Fit after self-cal, rms=0.660888Jy sigma=0.005157 ! 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=1.93 mas, bmaj=3.667 mas, bpa=-2.41 degrees ! Estimated noise=1073.03 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 = 0.622195 Jy ! Component: 100 - total flux cleaned = 0.852133 Jy ! Total flux subtracted in 100 components = 0.852133 Jy ! Clean residual min=-0.035853 max=0.154806 Jy/beam ! Clean residual mean=0.000349 rms=0.012340 Jy/beam ! Combined flux in latest and established models = 0.852133 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.852133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.622537Jy sigma=0.004973 ! Fit after self-cal, rms=0.620538Jy sigma=0.004964 ! Inverting map ! Added new window around map position (-0.5, 5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.166327 Jy ! Component: 100 - total flux cleaned = 0.2775 Jy ! Total flux subtracted in 100 components = 0.2775 Jy ! Clean residual min=-0.028063 max=0.062068 Jy/beam ! Clean residual mean=0.000142 rms=0.008503 Jy/beam ! Combined flux in latest and established models = 1.12963 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 28 components and 1.12963 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.541724Jy sigma=0.004134 ! Fit after self-cal, rms=0.539023Jy sigma=0.004115 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.088625 Jy ! Component: 100 - total flux cleaned = 0.152195 Jy ! Total flux subtracted in 100 components = 0.152195 Jy ! Clean residual min=-0.025099 max=0.039596 Jy/beam ! Clean residual mean=0.000031 rms=0.006805 Jy/beam ! Combined flux in latest and established models = 1.28183 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 39 components and 1.28183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.513377Jy sigma=0.003826 ! Fit after self-cal, rms=0.512264Jy sigma=0.003816 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0552623 Jy ! Component: 100 - total flux cleaned = 0.0950364 Jy ! Total flux subtracted in 100 components = 0.0950364 Jy ! Clean residual min=-0.023951 max=0.028970 Jy/beam ! Clean residual mean=-0.000035 rms=0.006008 Jy/beam ! Combined flux in latest and established models = 1.37686 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 49 components and 1.37686 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.502292Jy sigma=0.003699 ! Fit after self-cal, rms=0.501666Jy sigma=0.003693 ! 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=2.554 mas, bmaj=4.181 mas, bpa=9.437 degrees ! Estimated noise=521.086 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 = 0.0626549 Jy ! Component: 100 - total flux cleaned = 0.0955156 Jy ! Component: 150 - total flux cleaned = 0.114773 Jy ! Component: 200 - total flux cleaned = 0.126569 Jy ! Total flux subtracted in 200 components = 0.126569 Jy ! Clean residual min=-0.024600 max=0.030083 Jy/beam ! Clean residual mean=-0.000484 rms=0.006391 Jy/beam ! Combined flux in latest and established models = 1.50343 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 59 components and 1.50343 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.495426Jy sigma=0.003617 ! Fit after self-cal, rms=0.494682Jy sigma=0.003609 ! Inverting map 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 0.99 FD 1.00* HH 1.00* HN 1.00* ! KK 0.98 KP 1.00* LA 0.96 MA 1.00* ! MC 1.00* MK 0.90 NL 1.00* ON 1.00* ! OV 1.10 PT 1.06 SC 1.00* TS 0.98 ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.12 HH 1.00* HN 0.96 ! KK 0.96 KP 1.00* LA 0.95 MA 4.92 ! MC 1.08 MK 0.90 NL 0.95 ON 0.91 ! OV 1.04 PT 0.97 SC 1.07 TS 0.99 ! WZ 1.00* ! ! A total of 96 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.19 HH 0.73 HN 0.93 ! KK 1.01 KP 1.00* LA 0.97 MA 2.81 ! MC 1.09 MK 0.94 NL 0.94 ON 0.96 ! OV 1.02 PT 1.01 SC 1.02 TS 0.89 ! WZ 0.88 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.89 FD 1.12 HH 1.00* HN 0.96 ! KK 0.99 KP 1.00* LA 0.93 MA 1.00* ! MC 1.00* MK 0.95 NL 0.89 ON 1.00* ! OV 0.96 PT 0.93 SC 1.00* TS 1.05 ! WZ 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.10 LA 1.03 MA 1.00* ! MC 1.00* MK 0.98 NL 1.00* ON 1.00* ! OV 0.98 PT 1.12 SC 1.00* TS 0.90 ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.03 HH 1.00* HN 1.02 ! KK 1.00* KP 0.96 LA 0.99 MA 0.60 ! MC 1.00* MK 0.99 NL 1.03 ON 1.00* ! OV 0.96 PT 1.03 SC 0.86 TS 0.94 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.07 HH 1.34 HN 1.02 ! KK 1.00* KP 1.03 LA 1.01 MA 1.11 ! MC 1.00* MK 1.00 NL 1.00 ON 1.00* ! OV 0.93 PT 1.07 SC 0.84 TS 1.00* ! WZ 0.83 ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.88 FD 1.01 HH 1.00* HN 1.01 ! KK 1.00* KP 0.97 LA 0.95 MA 1.00* ! MC 1.00* MK 1.03 NL 0.98 ON 1.00* ! OV 0.89 PT 0.99 SC 1.00* TS 1.03 ! WZ 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.76 FD 1.00* HH 1.00* HN 1.00* ! KK 1.00 KP 1.09 LA 0.97 MA 1.00* ! MC 1.00* MK 0.94 NL 1.00* ON 1.00* ! OV 1.07 PT 1.00 SC 1.00* TS 0.87 ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.14 FD 1.13 HH 1.00* HN 1.36 ! KK 0.98 KP 0.99 LA 0.72 MA 1.17 ! MC 1.64 MK 1.01 NL 1.09 ON 0.76 ! OV 1.17 PT 1.01 SC 1.07 TS 0.94 ! WZ 1.00* ! ! A total of 90 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.77 HH 0.94 HN 1.30 ! KK 1.08 KP 1.05 LA 0.71 MA 0.89 ! MC 1.28 MK 1.19 NL 0.96 ON 0.85 ! OV 1.13 PT 1.29 SC 1.04 TS 0.76 ! WZ 0.89 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 0.88 HH 1.00* HN 0.90 ! KK 0.93 KP 1.09 LA 0.84 MA 1.00* ! MC 1.00* MK 1.01 NL 0.94 ON 1.00* ! OV 0.87 PT 1.12 SC 1.00* TS 1.02 ! WZ 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.13 LA 0.89 MA 1.00* ! MC 1.00* MK 0.87 NL 1.00* ON 1.00* ! OV 1.00 PT 1.08 SC 1.00* TS 0.93 ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.88 HH 1.00* HN 1.19 ! KK 1.00* KP 1.01 LA 0.86 MA 1.00* ! MC 1.34 MK 0.87 NL 1.06 ON 1.00* ! OV 0.96 PT 1.04 SC 1.07 TS 0.89 ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 FD 0.93 HH 1.00* HN 1.20 ! KK 1.00* KP 1.07 LA 0.86 MA 1.00* ! MC 1.54 MK 0.98 NL 1.03 ON 1.00* ! OV 0.94 PT 1.07 SC 1.05 TS 1.00* ! WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.86 HH 1.00* HN 1.22 ! KK 1.00* KP 1.04 LA 0.82 MA 1.00* ! MC 1.00* MK 0.99 NL 0.99 ON 1.00* ! OV 0.90 PT 1.11 SC 1.00* TS 1.04 ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.494682Jy sigma=0.003609 ! Fit after self-cal, rms=0.507779Jy sigma=0.003307 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.592 mas, bmaj=4.156 mas, bpa=10.86 degrees ! Estimated noise=527.479 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 (-0.5, 13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158883 Jy ! Component: 100 - total flux cleaned = 0.0207494 Jy ! Component: 150 - total flux cleaned = 0.0231106 Jy ! Component: 200 - total flux cleaned = 0.0243593 Jy ! Total flux subtracted in 200 components = 0.0243593 Jy ! Clean residual min=-0.012529 max=0.011653 Jy/beam ! Clean residual mean=-0.000375 rms=0.002958 Jy/beam ! Combined flux in latest and established models = 1.52779 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 79 components and 1.52779 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.506544Jy sigma=0.003297 ! Fit after self-cal, rms=0.507940Jy sigma=0.003286 ! 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=0.507940Jy sigma=0.003286 ! Fit after self-cal, rms=0.519302Jy sigma=0.003230 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.593 mas, bmaj=4.156 mas, bpa=10.96 degrees ! Estimated noise=527.634 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00807417 Jy ! Component: 100 - total flux cleaned = 0.011256 Jy ! Component: 150 - total flux cleaned = 0.0121006 Jy ! Component: 200 - total flux cleaned = 0.0125909 Jy ! Total flux subtracted in 200 components = 0.0125909 Jy ! Clean residual min=-0.008455 max=0.009395 Jy/beam ! Clean residual mean=-0.000069 rms=0.002275 Jy/beam ! Combined flux in latest and established models = 1.54038 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 90 components and 1.54038 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.518777Jy sigma=0.003225 ! Fit after self-cal, rms=0.519079Jy sigma=0.003224 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 = 0.000806701 Jy ! Component: 100 - total flux cleaned = 0.00236415 Jy ! Component: 150 - total flux cleaned = 0.00302248 Jy ! Component: 200 - total flux cleaned = 0.00341048 Jy ! Total flux subtracted in 200 components = 0.00341048 Jy ! Clean residual min=-0.008285 max=0.008485 Jy/beam ! Clean residual mean=-0.000110 rms=0.002195 Jy/beam ! Combined flux in latest and established models = 1.54379 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 93 components and 1.54379 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.518760Jy sigma=0.003222 ! Fit after self-cal, rms=0.518702Jy sigma=0.003221 ! 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=0.518702Jy sigma=0.003221 ! Fit after self-cal, rms=0.520021Jy sigma=0.003220 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.599 mas, bmaj=4.15 mas, bpa=10.8 degrees ! Estimated noise=526.768 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0032874 Jy ! Component: 100 - total flux cleaned = 0.00547408 Jy ! Component: 150 - total flux cleaned = 0.00625926 Jy ! Component: 200 - total flux cleaned = 0.00660516 Jy ! Total flux subtracted in 200 components = 0.00660516 Jy ! Clean residual min=-0.007676 max=0.007723 Jy/beam ! Clean residual mean=-0.000056 rms=0.002112 Jy/beam ! Combined flux in latest and established models = 1.5504 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 97 components and 1.5504 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.519746Jy sigma=0.003218 ! Fit after self-cal, rms=0.519747Jy sigma=0.003218 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 = 3.89095e-05 Jy ! Component: 100 - total flux cleaned = 0.00116617 Jy ! Component: 150 - total flux cleaned = 0.0017992 Jy ! Component: 200 - total flux cleaned = 0.00208581 Jy ! Total flux subtracted in 200 components = 0.00208581 Jy ! Clean residual min=-0.007652 max=0.007352 Jy/beam ! Clean residual mean=-0.000080 rms=0.002072 Jy/beam ! Combined flux in latest and established models = 1.55249 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 104 components and 1.55249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.519545Jy sigma=0.003217 ! Fit after self-cal, rms=0.519500Jy sigma=0.003217 ! 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=0.519500Jy sigma=0.003217 ! Fit after self-cal, rms=0.519537Jy sigma=0.003216 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.45 mas, bmaj=10.17 mas, bpa=-83.72 degrees ! Estimated noise=659.375 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016062 Jy ! Component: 100 - total flux cleaned = 0.0027082 Jy ! Component: 150 - total flux cleaned = 0.00333682 Jy ! Component: 200 - total flux cleaned = 0.00377507 Jy ! Total flux subtracted in 200 components = 0.00377507 Jy ! Clean residual min=-0.008803 max=0.009583 Jy/beam ! Clean residual mean=-0.000111 rms=0.003018 Jy/beam ! Combined flux in latest and established models = 1.55626 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 122 components and 1.55626 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.519457Jy sigma=0.003216 ! Fit after self-cal, rms=0.519409Jy sigma=0.003216 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 = -0.000405524 Jy ! Component: 100 - total flux cleaned = 0.000336909 Jy ! Component: 150 - total flux cleaned = 0.000824204 Jy ! Component: 200 - total flux cleaned = 0.00116759 Jy ! Total flux subtracted in 200 components = 0.00116759 Jy ! Clean residual min=-0.008699 max=0.009254 Jy/beam ! Clean residual mean=-0.000141 rms=0.002995 Jy/beam ! Combined flux in latest and established models = 1.55743 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 125 components and 1.55743 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.519371Jy sigma=0.003215 ! Fit after self-cal, rms=0.519324Jy sigma=0.003215 ! 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=2.602 mas, bmaj=4.145 mas, bpa=10.77 degrees ! Estimated noise=526.007 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.602 x 4.145 at 10.77 degrees (North through East) ! Clean map min=-0.0072881 max=0.77132 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=0.519324Jy sigma=0.003215 ! Fit after self-cal, rms=0.735551Jy sigma=0.002736 ! Inverting map and beam ! Estimated beam: bmin=2.605 mas, bmaj=4.14 mas, bpa=10.95 degrees ! Estimated noise=527.397 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000194389 Jy ! Component: 100 - total flux cleaned = 0.000771202 Jy ! Component: 150 - total flux cleaned = 0.0013052 Jy ! Component: 200 - total flux cleaned = 0.00142608 Jy ! Total flux subtracted in 200 components = 0.00142608 Jy ! Clean residual min=-0.007043 max=0.007010 Jy/beam ! Clean residual mean=0.000003 rms=0.001926 Jy/beam ! Combined flux in latest and established models = 1.55885 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 133 components and 1.55885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.735435Jy sigma=0.002736 ! Fit after self-cal, rms=0.735459Jy sigma=0.002735 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000456393 Jy ! Component: 100 - total flux cleaned = 0.000357755 Jy ! Component: 150 - total flux cleaned = 0.000596254 Jy ! Component: 200 - total flux cleaned = 0.000818258 Jy ! Total flux subtracted in 200 components = 0.000818258 Jy ! Clean residual min=-0.006954 max=0.006882 Jy/beam ! Clean residual mean=-0.000006 rms=0.001908 Jy/beam ! Combined flux in latest and established models = 1.55967 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 137 components and 1.55967 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.735370Jy sigma=0.002735 ! Fit after self-cal, rms=0.735361Jy sigma=0.002735 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.735361Jy sigma=0.002735 ! Fit after self-cal, rms=0.763532Jy sigma=0.002734 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=1.969 mas, bmaj=3.644 mas, bpa=-1.69 degrees ! Estimated noise=1067.85 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.628032 Jy ! Component: 100 - total flux cleaned = 0.883095 Jy ! Component: 150 - total flux cleaned = 1.03416 Jy ! Component: 200 - total flux cleaned = 1.13846 Jy ! Total flux subtracted in 200 components = 1.13846 Jy ! Clean residual min=-0.016908 max=0.059661 Jy/beam ! Clean residual mean=0.000270 rms=0.006152 Jy/beam ! Combined flux in latest and established models = 1.13846 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 39 model components to the UV plane model. ! The established model now contains 39 components and 1.13846 Jy ! Inverting map and beam ! Estimated beam: bmin=2.606 mas, bmaj=4.139 mas, bpa=11.12 degrees ! Estimated noise=527.464 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 = 0.152818 Jy ! Component: 100 - total flux cleaned = 0.241577 Jy ! Component: 150 - total flux cleaned = 0.298807 Jy ! Component: 200 - total flux cleaned = 0.337111 Jy ! Total flux subtracted in 200 components = 0.337111 Jy ! Clean residual min=-0.008753 max=0.021943 Jy/beam ! Clean residual mean=0.000969 rms=0.003582 Jy/beam ! Combined flux in latest and established models = 1.47557 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 82 components and 1.47557 Jy ! Inverting map ! Added new window around map position (-3, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0259791 Jy ! Component: 100 - total flux cleaned = 0.0437778 Jy ! Component: 150 - total flux cleaned = 0.0563453 Jy ! Component: 200 - total flux cleaned = 0.0653453 Jy ! Total flux subtracted in 200 components = 0.0653453 Jy ! Clean residual min=-0.007050 max=0.007562 Jy/beam ! Clean residual mean=0.000227 rms=0.002033 Jy/beam ! Combined flux in latest and established models = 1.54091 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 113 components and 1.54091 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=9.44 mas, bmaj=10.18 mas, bpa=-83.7 degrees ! Estimated noise=658.759 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00976475 Jy ! Component: 100 - total flux cleaned = 0.0148099 Jy ! Component: 150 - total flux cleaned = 0.0175974 Jy ! Component: 200 - total flux cleaned = 0.0191584 Jy ! Total flux subtracted in 200 components = 0.0191584 Jy ! Clean residual min=-0.009506 max=0.008899 Jy/beam ! Clean residual mean=0.000022 rms=0.002817 Jy/beam ! Combined flux in latest and established models = 1.56007 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 = 0.00029542 Jy ! Component: 100 - total flux cleaned = 0.000367708 Jy ! Component: 150 - total flux cleaned = 0.000430807 Jy ! Component: 200 - total flux cleaned = 0.000460232 Jy ! Total flux subtracted in 200 components = 0.000460232 Jy ! Clean residual min=-0.009499 max=0.008802 Jy/beam ! Clean residual mean=0.000010 rms=0.002807 Jy/beam ! Combined flux in latest and established models = 1.56053 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 148 components and 1.56053 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.606 mas, bmaj=4.139 mas, bpa=11.12 degrees ! Estimated noise=527.464 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000446372 Jy ! Component: 100 - total flux cleaned = -0.00068174 Jy ! Component: 150 - total flux cleaned = -0.000679687 Jy ! Component: 200 - total flux cleaned = -0.000578284 Jy ! Total flux subtracted in 200 components = -0.000578284 Jy ! Clean residual min=-0.007043 max=0.007320 Jy/beam ! Clean residual mean=0.000010 rms=0.001866 Jy/beam ! Combined flux in latest and established models = 1.55996 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 157 components and 1.55996 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.763173Jy sigma=0.002734 ! Fit after self-cal, rms=0.763173Jy sigma=0.002733 wmodel J0237+2848_S_2001_03_12_pus_map.mod ! Writing 157 model components to file: J0237+2848_S_2001_03_12_pus_map.mod wobs J0237+2848_S_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J0237+2848_S_2001_03_12_pus_uvs.fits wwins J0237+2848_S_2001_03_12_pus_map.win ! wwins: Wrote 4 windows to J0237+2848_S_2001_03_12_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 = 0.000479048 Jy ! Component: 100 - total flux cleaned = 0.00131403 Jy ! Component: 150 - total flux cleaned = 0.00244982 Jy ! Component: 200 - total flux cleaned = 0.00332104 Jy ! Component: 250 - total flux cleaned = 0.00405449 Jy ! Component: 300 - total flux cleaned = 0.00425777 Jy ! Component: 350 - total flux cleaned = 0.00416016 Jy ! Component: 400 - total flux cleaned = 0.00415959 Jy ! Component: 450 - total flux cleaned = 0.00397271 Jy ! Component: 500 - total flux cleaned = 0.00415723 Jy ! Component: 550 - total flux cleaned = 0.00388207 Jy ! Component: 600 - total flux cleaned = 0.00361252 Jy ! Component: 650 - total flux cleaned = 0.0035253 Jy ! Component: 700 - total flux cleaned = 0.00361308 Jy ! Component: 750 - total flux cleaned = 0.00326639 Jy ! Component: 800 - total flux cleaned = 0.00326707 Jy ! Component: 850 - total flux cleaned = 0.00326607 Jy ! Component: 900 - total flux cleaned = 0.00301552 Jy ! Component: 950 - total flux cleaned = 0.00293356 Jy ! Component: 1000 - total flux cleaned = 0.00309556 Jy ! Component: 1050 - total flux cleaned = 0.00301396 Jy ! Component: 1100 - total flux cleaned = 0.00285374 Jy ! Component: 1150 - total flux cleaned = 0.0026182 Jy ! Component: 1200 - total flux cleaned = 0.00254006 Jy ! Component: 1250 - total flux cleaned = 0.00215492 Jy ! Component: 1300 - total flux cleaned = 0.00200216 Jy ! Component: 1350 - total flux cleaned = 0.00185001 Jy ! Component: 1400 - total flux cleaned = 0.00140064 Jy ! Component: 1450 - total flux cleaned = 0.00132645 Jy ! Component: 1500 - total flux cleaned = 0.000957448 Jy ! Component: 1550 - total flux cleaned = 0.000665515 Jy ! Component: 1600 - total flux cleaned = 0.000448748 Jy ! Component: 1650 - total flux cleaned = 0.000233222 Jy ! Component: 1700 - total flux cleaned = -5.13534e-05 Jy ! Component: 1750 - total flux cleaned = -0.000262819 Jy ! Component: 1800 - total flux cleaned = -0.000473149 Jy ! Component: 1850 - total flux cleaned = -0.000751089 Jy ! Component: 1900 - total flux cleaned = -0.00102635 Jy ! Component: 1950 - total flux cleaned = -0.00116338 Jy ! Component: 2000 - total flux cleaned = -0.00157144 Jy ! Total flux subtracted in 2048 components = -0.00170594 Jy ! Clean residual min=-0.005084 max=0.005386 Jy/beam ! Clean residual mean=-0.000069 rms=0.001315 Jy/beam ! Combined flux in latest and established models = 1.55825 Jy keep ! Adding 163 model components to the UV plane model. ! The established model now contains 320 components and 1.55825 Jy ![Exited script file: muppet] wmap "J0237+2848_S_2001_03_12_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.606 x 4.139 at 11.12 degrees (North through East) ! Clean map min=-0.0065161 max=0.7733 Jy/beam ! Writing clean map to FITS file: J0237+2848_S_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.773303 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00131517 device "J0237+2848_S_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J0237+2848_S_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.510217 0.510217 1.02043 2.04087 4.08174 8.16347 16.3269 32.6539 65.3078 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0039 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.773 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.606 x 4.139 at 11.12 degrees (North through East) ! Clean map min=-0.0065161 max=0.7733 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0237+2848_S_2001_03_12_pus_uvs.log closed on Wed Jan 2 18:46:56 2013