! Started logfile: J2203+3145_X_2009_04_21_pus_uvs.log on Sun Jan 23 00:40:05 2011 obs J2203+3145_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J2203+3145_X_2009_04_21_pus_uva.fits ! AN table 1: 44 integrations on 120 of 120 possible baselines. ! AN table 2: 168 integrations on 120 of 120 possible baselines. ! AN table 3: 60 integrations on 120 of 120 possible baselines. ! AN table 4: 26 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0627237 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2203+3145 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2445 lines of history. ! ! Reading 8972 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 = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J2203+3145_X_2009_04_21_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 0.200x0.200 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 650 telescope corrections were flagged in sub-array 1. ! A total of 2247 telescope corrections were flagged in sub-array 2. ! A total of 616 telescope corrections were flagged in sub-array 3. ! A total of 389 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 650 telescope corrections were flagged in sub-array 1. ! A total of 2247 telescope corrections were flagged in sub-array 2. ! A total of 616 telescope corrections were flagged in sub-array 3. ! A total of 389 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 650 telescope corrections were flagged in sub-array 1. ! A total of 2247 telescope corrections were flagged in sub-array 2. ! A total of 616 telescope corrections were flagged in sub-array 3. ! A total of 389 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 650 telescope corrections were flagged in sub-array 1. ! A total of 2247 telescope corrections were flagged in sub-array 2. ! A total of 616 telescope corrections were flagged in sub-array 3. ! A total of 389 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.138653Jy sigma=0.009831 ! Fit after self-cal, rms=1.049896Jy sigma=0.009200 ! 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=1.01 mas, bmaj=1.542 mas, bpa=76.91 degrees ! Estimated noise=1329.07 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 = 1.45663 Jy ! Component: 100 - total flux cleaned = 1.8348 Jy ! Total flux subtracted in 100 components = 1.8348 Jy ! Clean residual min=-0.034589 max=0.158363 Jy/beam ! Clean residual mean=0.000071 rms=0.014279 Jy/beam ! Combined flux in latest and established models = 1.8348 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.8348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.402474Jy sigma=0.003402 ! Fit after self-cal, rms=0.402378Jy sigma=0.003401 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.166635 Jy ! Component: 100 - total flux cleaned = 0.250779 Jy ! Total flux subtracted in 100 components = 0.250779 Jy ! Clean residual min=-0.025029 max=0.074006 Jy/beam ! Clean residual mean=0.000085 rms=0.009040 Jy/beam ! Combined flux in latest and established models = 2.08558 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 20 components and 2.08558 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300347Jy sigma=0.002319 ! Fit after self-cal, rms=0.300258Jy sigma=0.002319 ! Inverting map ! Added new window around map position (-1.6, -2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0717216 Jy ! Component: 100 - total flux cleaned = 0.118685 Jy ! Total flux subtracted in 100 components = 0.118685 Jy ! Clean residual min=-0.023856 max=0.042395 Jy/beam ! Clean residual mean=0.000083 rms=0.007477 Jy/beam ! Combined flux in latest and established models = 2.20427 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 39 components and 2.20427 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.273847Jy sigma=0.002038 ! Fit after self-cal, rms=0.272345Jy sigma=0.002025 ! 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=1.281 mas, bmaj=1.824 mas, bpa=76.23 degrees ! Estimated noise=936.621 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 = 0.0618799 Jy ! Component: 100 - total flux cleaned = 0.0995933 Jy ! Component: 150 - total flux cleaned = 0.124399 Jy ! Component: 200 - total flux cleaned = 0.140974 Jy ! Total flux subtracted in 200 components = 0.140974 Jy ! Clean residual min=-0.017520 max=0.032319 Jy/beam ! Clean residual mean=0.001533 rms=0.006265 Jy/beam ! Combined flux in latest and established models = 2.34524 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 67 components and 2.34524 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259264Jy sigma=0.001855 ! Fit after self-cal, rms=0.258604Jy sigma=0.001849 ! Inverting map ! Added new window around map position (-4, -4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0339919 Jy ! Component: 100 - total flux cleaned = 0.0537551 Jy ! Component: 150 - total flux cleaned = 0.0637412 Jy ! Component: 200 - total flux cleaned = 0.0700587 Jy ! Total flux subtracted in 200 components = 0.0700587 Jy ! Clean residual min=-0.018485 max=0.022213 Jy/beam ! Clean residual mean=0.000588 rms=0.005429 Jy/beam ! Combined flux in latest and established models = 2.4153 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 98 components and 2.4153 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253333Jy sigma=0.001799 ! Fit after self-cal, rms=0.252948Jy sigma=0.001796 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 234 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00 HN 1.01 KB 1.00* ! KK 1.00* KP 1.00 LA 1.01 MK 1.00* ! NL 0.98 NY 1.00* OV 1.00 PT 1.00 ! SC 0.97 TS 1.00* WZ 1.00* ZC 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.99 HN 1.09 KB 1.00* ! KK 1.03 KP 0.98 LA 0.99 MK 0.98 ! NL 0.99 NY 1.00* OV 0.97 PT 1.02 ! SC 0.95 TS 1.00* WZ 1.00* ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 234 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.99 HN 1.00 KB 1.00* ! KK 1.00* KP 0.99 LA 1.01 MK 1.00* ! NL 0.96 NY 1.00* OV 0.99 PT 0.99 ! SC 0.98 TS 1.00* WZ 1.00* ZC 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.98 HN 1.10 KB 1.00* ! KK 0.99 KP 0.98 LA 0.99 MK 0.98 ! NL 0.96 NY 1.00* OV 0.96 PT 1.01 ! SC 0.98 TS 1.00* WZ 1.00* ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 234 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00 HN 1.02 KB 1.00* ! KK 1.00* KP 1.00 LA 1.02 MK 1.00* ! NL 1.00 NY 1.00* OV 1.00 PT 0.99 ! SC 1.01 TS 1.00* WZ 1.00* ZC 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.99 HN 1.11 KB 1.00* ! KK 1.02 KP 0.98 LA 0.99 MK 1.01 ! NL 1.00 NY 1.00* OV 0.99 PT 1.01 ! SC 0.99 TS 1.00* WZ 1.00* ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 234 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.03 HN 1.00 KB 1.00* ! KK 1.00* KP 1.00 LA 1.01 MK 1.00* ! NL 1.00 NY 1.00* OV 1.00 PT 0.99 ! SC 1.01 TS 1.00* WZ 1.00* ZC 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.02 HN 1.10 KB 1.00* ! KK 0.97 KP 0.99 LA 0.99 MK 1.02 ! NL 1.00 NY 1.00* OV 0.99 PT 1.00 ! SC 1.00 TS 1.00* WZ 1.00* ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! ! Fit before self-cal, rms=0.252948Jy sigma=0.001796 ! Fit after self-cal, rms=0.228421Jy sigma=0.001464 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.354 mas, bmaj=2.029 mas, bpa=80.42 degrees ! Estimated noise=1002.62 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 = 0.00349452 Jy ! Component: 100 - total flux cleaned = 0.00592317 Jy ! Component: 150 - total flux cleaned = 0.00672805 Jy ! Component: 200 - total flux cleaned = 0.0070735 Jy ! Total flux subtracted in 200 components = 0.0070735 Jy ! Clean residual min=-0.015083 max=0.018093 Jy/beam ! Clean residual mean=-0.000114 rms=0.004318 Jy/beam ! Combined flux in latest and established models = 2.42237 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 115 components and 2.42237 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225189Jy sigma=0.001451 ! Fit after self-cal, rms=0.225149Jy sigma=0.001450 ! 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=0.225149Jy sigma=0.001450 ! Fit after self-cal, rms=0.200801Jy sigma=0.001320 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.357 mas, bmaj=2.026 mas, bpa=80.43 degrees ! Estimated noise=1004.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196226 Jy ! Component: 100 - total flux cleaned = 0.000530215 Jy ! Component: 150 - total flux cleaned = -0.00048195 Jy ! Component: 200 - total flux cleaned = -0.00137124 Jy ! Total flux subtracted in 200 components = -0.00137124 Jy ! Clean residual min=-0.006037 max=0.006771 Jy/beam ! Clean residual mean=0.000045 rms=0.001818 Jy/beam ! Combined flux in latest and established models = 2.421 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 138 components and 2.421 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200151Jy sigma=0.001314 ! Fit after self-cal, rms=0.200215Jy sigma=0.001314 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 = -0.000223664 Jy ! Component: 100 - total flux cleaned = -0.000683743 Jy ! Component: 150 - total flux cleaned = -0.000683025 Jy ! Component: 200 - total flux cleaned = -0.000958161 Jy ! Total flux subtracted in 200 components = -0.000958161 Jy ! Clean residual min=-0.005873 max=0.006705 Jy/beam ! Clean residual mean=0.000045 rms=0.001773 Jy/beam ! Combined flux in latest and established models = 2.42005 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 146 components and 2.42005 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199974Jy sigma=0.001312 ! Fit after self-cal, rms=0.199969Jy sigma=0.001311 ! 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=0.199969Jy sigma=0.001311 ! Fit after self-cal, rms=0.199562Jy sigma=0.001301 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.357 mas, bmaj=2.028 mas, bpa=80.44 degrees ! Estimated noise=1003.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00120045 Jy ! Component: 100 - total flux cleaned = -0.0017908 Jy ! Component: 150 - total flux cleaned = -0.00217331 Jy ! Component: 200 - total flux cleaned = -0.00228812 Jy ! Total flux subtracted in 200 components = -0.00228812 Jy ! Clean residual min=-0.006480 max=0.005490 Jy/beam ! Clean residual mean=0.000053 rms=0.001504 Jy/beam ! Combined flux in latest and established models = 2.41776 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 150 components and 2.41776 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199348Jy sigma=0.001299 ! Fit after self-cal, rms=0.199346Jy sigma=0.001299 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 = -0.000363174 Jy ! Component: 100 - total flux cleaned = -0.00047294 Jy ! Component: 150 - total flux cleaned = -0.000577057 Jy ! Component: 200 - total flux cleaned = -0.000773666 Jy ! Total flux subtracted in 200 components = -0.000773666 Jy ! Clean residual min=-0.006473 max=0.005451 Jy/beam ! Clean residual mean=0.000054 rms=0.001480 Jy/beam ! Combined flux in latest and established models = 2.41698 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 155 components and 2.41698 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199234Jy sigma=0.001298 ! Fit after self-cal, rms=0.199228Jy sigma=0.001298 ! Inverting map 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=0.199228Jy sigma=0.001298 ! Fit after self-cal, rms=0.199400Jy sigma=0.001298 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.66 mas, bmaj=3.1 mas, bpa=71.59 degrees ! Estimated noise=1137.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0030042 Jy ! Component: 100 - total flux cleaned = -0.00330568 Jy ! Component: 150 - total flux cleaned = -0.00342851 Jy ! Component: 200 - total flux cleaned = -0.00348355 Jy ! Total flux subtracted in 200 components = -0.00348355 Jy ! Clean residual min=-0.006002 max=0.005390 Jy/beam ! Clean residual mean=0.000085 rms=0.001735 Jy/beam ! Combined flux in latest and established models = 2.4135 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 162 components and 2.4135 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199328Jy sigma=0.001297 ! Fit after self-cal, rms=0.199322Jy sigma=0.001297 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 = -0.000313237 Jy ! Component: 100 - total flux cleaned = -0.000370518 Jy ! Component: 150 - total flux cleaned = -0.000322407 Jy ! Component: 200 - total flux cleaned = -0.00032651 Jy ! Total flux subtracted in 200 components = -0.00032651 Jy ! Clean residual min=-0.006038 max=0.005402 Jy/beam ! Clean residual mean=0.000086 rms=0.001723 Jy/beam ! Combined flux in latest and established models = 2.41317 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 168 components and 2.41317 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199288Jy sigma=0.001297 ! Fit after self-cal, rms=0.199283Jy sigma=0.001297 ! 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=1.357 mas, bmaj=2.028 mas, bpa=80.45 degrees ! Estimated noise=1003.45 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.357 x 2.028 at 80.45 degrees (North through East) ! Clean map min=-0.0060058 max=1.9493 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=0.199283Jy sigma=0.001297 ! Fit after self-cal, rms=0.186762Jy sigma=0.001105 ! Inverting map and beam ! Estimated beam: bmin=1.358 mas, bmaj=2.028 mas, bpa=80.46 degrees ! Estimated noise=1003.12 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00312219 Jy ! Component: 100 - total flux cleaned = -0.00390297 Jy ! Component: 150 - total flux cleaned = -0.0041707 Jy ! Component: 200 - total flux cleaned = -0.00434051 Jy ! Total flux subtracted in 200 components = -0.00434051 Jy ! Clean residual min=-0.004985 max=0.005808 Jy/beam ! Clean residual mean=0.000042 rms=0.001369 Jy/beam ! Combined flux in latest and established models = 2.40883 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 172 components and 2.40883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186671Jy sigma=0.001103 ! Fit after self-cal, rms=0.186666Jy sigma=0.001103 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000352969 Jy ! Component: 100 - total flux cleaned = -0.000430865 Jy ! Component: 150 - total flux cleaned = -0.000577544 Jy ! Component: 200 - total flux cleaned = -0.000648392 Jy ! Total flux subtracted in 200 components = -0.000648392 Jy ! Clean residual min=-0.004994 max=0.005809 Jy/beam ! Clean residual mean=0.000042 rms=0.001356 Jy/beam ! Combined flux in latest and established models = 2.40818 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 175 components and 2.40818 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186605Jy sigma=0.001103 ! Fit after self-cal, rms=0.186600Jy sigma=0.001103 ! Inverting map ! Added new window around map position (-10.6, -10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00510544 Jy ! Component: 100 - total flux cleaned = 0.00669175 Jy ! Component: 150 - total flux cleaned = 0.00747703 Jy ! Component: 200 - total flux cleaned = 0.00801791 Jy ! Total flux subtracted in 200 components = 0.00801791 Jy ! Clean residual min=-0.004776 max=0.004651 Jy/beam ! Clean residual mean=0.000019 rms=0.001232 Jy/beam ! Combined flux in latest and established models = 2.4162 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 191 components and 2.4162 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186439Jy sigma=0.001101 ! Fit after self-cal, rms=0.186435Jy sigma=0.001101 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186435Jy sigma=0.001101 ! Fit after self-cal, rms=0.186511Jy sigma=0.001100 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=1.04 mas, bmaj=1.692 mas, bpa=81.7 degrees ! Estimated noise=1437.25 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.4814 Jy ! Component: 100 - total flux cleaned = 1.87573 Jy ! Component: 150 - total flux cleaned = 2.04193 Jy ! Component: 200 - total flux cleaned = 2.12977 Jy ! Total flux subtracted in 200 components = 2.12977 Jy ! Clean residual min=-0.018187 max=0.045766 Jy/beam ! Clean residual mean=-0.000640 rms=0.006374 Jy/beam ! Combined flux in latest and established models = 2.12977 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 23 model components to the UV plane model. ! The established model now contains 23 components and 2.12977 Jy ! Inverting map and beam ! Estimated beam: bmin=1.358 mas, bmaj=2.028 mas, bpa=80.48 degrees ! Estimated noise=1002.84 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 = 0.0831269 Jy ! Component: 100 - total flux cleaned = 0.134035 Jy ! Component: 150 - total flux cleaned = 0.169066 Jy ! Component: 200 - total flux cleaned = 0.194149 Jy ! Total flux subtracted in 200 components = 0.194149 Jy ! Clean residual min=-0.007879 max=0.014875 Jy/beam ! Clean residual mean=0.000134 rms=0.002951 Jy/beam ! Combined flux in latest and established models = 2.32392 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 73 components and 2.32392 Jy ! Inverting map ! Added new window around map position (-1.8, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0184978 Jy ! Component: 100 - total flux cleaned = 0.0322096 Jy ! Component: 150 - total flux cleaned = 0.0427709 Jy ! Component: 200 - total flux cleaned = 0.0512791 Jy ! Total flux subtracted in 200 components = 0.0512791 Jy ! Clean residual min=-0.005600 max=0.006334 Jy/beam ! Clean residual mean=0.000071 rms=0.001635 Jy/beam ! Combined flux in latest and established models = 2.3752 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 108 components and 2.3752 Jy ! Inverting map 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 ! Estimated beam: bmin=2.662 mas, bmaj=3.102 mas, bpa=71.54 degrees ! Estimated noise=1136.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0093938 Jy ! Component: 100 - total flux cleaned = 0.0160761 Jy ! Component: 150 - total flux cleaned = 0.0212373 Jy ! Component: 200 - total flux cleaned = 0.0253188 Jy ! Total flux subtracted in 200 components = 0.0253188 Jy ! Clean residual min=-0.005889 max=0.004877 Jy/beam ! Clean residual mean=0.000058 rms=0.001552 Jy/beam ! Combined flux in latest and established models = 2.40052 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 = 0.00331606 Jy ! Component: 100 - total flux cleaned = 0.0060456 Jy ! Component: 150 - total flux cleaned = 0.00831607 Jy ! Component: 200 - total flux cleaned = 0.00999733 Jy ! Total flux subtracted in 200 components = 0.00999733 Jy ! Clean residual min=-0.005437 max=0.004675 Jy/beam ! Clean residual mean=0.000027 rms=0.001382 Jy/beam ! Combined flux in latest and established models = 2.41052 Jy ! Adding 78 model components to the UV plane model. ! The established model now contains 171 components and 2.41052 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.358 mas, bmaj=2.028 mas, bpa=80.48 degrees ! Estimated noise=1002.84 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000419838 Jy ! Component: 100 - total flux cleaned = 0.00113361 Jy ! Component: 150 - total flux cleaned = 0.00146303 Jy ! Component: 200 - total flux cleaned = 0.00169379 Jy ! Total flux subtracted in 200 components = 0.00169379 Jy ! Clean residual min=-0.004840 max=0.005054 Jy/beam ! Clean residual mean=0.000016 rms=0.001167 Jy/beam ! Combined flux in latest and established models = 2.41221 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 197 components and 2.41221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186374Jy sigma=0.001098 ! Fit after self-cal, rms=0.186315Jy sigma=0.001098 wmodel J2203+3145_X_2009_04_21_pus_map.mod ! Writing 197 model components to file: J2203+3145_X_2009_04_21_pus_map.mod wobs J2203+3145_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J2203+3145_X_2009_04_21_pus_uvs.fits wwins J2203+3145_X_2009_04_21_pus_map.win ! wwins: Wrote 5 windows to J2203+3145_X_2009_04_21_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 = 0.000572532 Jy ! Component: 100 - total flux cleaned = 0.000258286 Jy ! Component: 150 - total flux cleaned = 0.000107188 Jy ! Component: 200 - total flux cleaned = -0.000176406 Jy ! Component: 250 - total flux cleaned = -0.000513325 Jy ! Component: 300 - total flux cleaned = -0.000968568 Jy ! Component: 350 - total flux cleaned = -0.00122172 Jy ! Component: 400 - total flux cleaned = -0.00134582 Jy ! Component: 450 - total flux cleaned = -0.00134514 Jy ! Component: 500 - total flux cleaned = -0.00122971 Jy ! Component: 550 - total flux cleaned = -0.00111661 Jy ! Component: 600 - total flux cleaned = -0.00111691 Jy ! Component: 650 - total flux cleaned = -0.00106224 Jy ! Component: 700 - total flux cleaned = -0.00100859 Jy ! Component: 750 - total flux cleaned = -0.000902831 Jy ! Component: 800 - total flux cleaned = -0.00069681 Jy ! Component: 850 - total flux cleaned = -0.000594562 Jy ! Component: 900 - total flux cleaned = -0.00059209 Jy ! Component: 950 - total flux cleaned = -0.000244136 Jy ! Component: 1000 - total flux cleaned = -4.81873e-05 Jy ! Component: 1050 - total flux cleaned = 0.000192154 Jy ! Component: 1100 - total flux cleaned = 0.000334437 Jy ! Component: 1150 - total flux cleaned = 0.000522006 Jy ! Component: 1200 - total flux cleaned = 0.000614837 Jy ! Component: 1250 - total flux cleaned = 0.000706394 Jy ! Component: 1300 - total flux cleaned = 0.000931599 Jy ! Component: 1350 - total flux cleaned = 0.00102013 Jy ! Component: 1400 - total flux cleaned = 0.00106408 Jy ! Component: 1450 - total flux cleaned = 0.00123896 Jy ! Component: 1500 - total flux cleaned = 0.00136826 Jy ! Component: 1550 - total flux cleaned = 0.00149608 Jy ! Component: 1600 - total flux cleaned = 0.00158031 Jy ! Component: 1650 - total flux cleaned = 0.00170574 Jy ! Component: 1700 - total flux cleaned = 0.00183014 Jy ! Component: 1750 - total flux cleaned = 0.00191183 Jy ! Component: 1800 - total flux cleaned = 0.00199293 Jy ! Component: 1850 - total flux cleaned = 0.00211408 Jy ! Component: 1900 - total flux cleaned = 0.00207456 Jy ! Component: 1950 - total flux cleaned = 0.00215374 Jy ! Component: 2000 - total flux cleaned = 0.00223219 Jy ! Total flux subtracted in 2048 components = 0.00230992 Jy ! Clean residual min=-0.002577 max=0.002399 Jy/beam ! Clean residual mean=0.000016 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 2.41452 Jy keep ! Adding 142 model components to the UV plane model. ! The established model now contains 339 components and 2.41452 Jy ![Exited script file: muppet] wmap "J2203+3145_X_2009_04_21_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.358 x 2.028 at 80.48 degrees (North through East) ! Clean map min=-0.0040371 max=1.9571 Jy/beam ! Writing clean map to FITS file: J2203+3145_X_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.95714 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000758797 device "J2203+3145_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J2203+3145_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.116312 0.116312 0.232624 0.465249 0.930497 1.86099 3.72199 7.44398 14.888 29.7759 59.5518 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.957 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.358 x 2.028 at 80.48 degrees (North through East) ! Clean map min=-0.0040371 max=1.9571 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2203+3145_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J2203+3145_X_2009_04_21_pus_map.gif/vgif' mapplot cln