! Started logfile: J1407+2827_S_2007_12_05_pus_uvs.log on Sat Sep 11 23:20:30 2010 obs J1407+2827_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1407+2827_S_2007_12_05_pus_uva.fits ! AN table 1: 383 integrations on 136 of 136 possible baselines. ! AN table 2: 158 integrations on 136 of 136 possible baselines. ! AN table 3: 84 integrations on 136 of 136 possible baselines. ! AN table 4: 48 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0978608 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1407+2827 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1723 lines of history. ! ! Reading 35828 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 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 4275 telescope corrections were flagged in sub-array 1. ! A total of 1741 telescope corrections were flagged in sub-array 2. ! A total of 1261 telescope corrections were flagged in sub-array 3. ! A total of 663 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 4275 telescope corrections were flagged in sub-array 1. ! A total of 1741 telescope corrections were flagged in sub-array 2. ! A total of 1261 telescope corrections were flagged in sub-array 3. ! A total of 663 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 4275 telescope corrections were flagged in sub-array 1. ! A total of 1741 telescope corrections were flagged in sub-array 2. ! A total of 1261 telescope corrections were flagged in sub-array 3. ! A total of 663 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 4598 telescope corrections were flagged in sub-array 1. ! A total of 1877 telescope corrections were flagged in sub-array 2. ! A total of 1261 telescope corrections were flagged in sub-array 3. ! A total of 663 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.856171Jy sigma=0.005044 ! Fit after self-cal, rms=0.626753Jy sigma=0.003251 ! 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=2.121 mas, bmaj=2.397 mas, bpa=-77.94 degrees ! Estimated noise=1319.87 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 = 0.736807 Jy ! Component: 100 - total flux cleaned = 1.02959 Jy ! Total flux subtracted in 100 components = 1.02959 Jy ! Clean residual min=-0.045035 max=0.140542 Jy/beam ! Clean residual mean=0.001368 rms=0.014304 Jy/beam ! Combined flux in latest and established models = 1.02959 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 1.02959 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.433744Jy sigma=0.002171 ! Fit after self-cal, rms=0.429045Jy sigma=0.002158 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.16476 Jy ! Component: 100 - total flux cleaned = 0.257894 Jy ! Total flux subtracted in 100 components = 0.257894 Jy ! Clean residual min=-0.027444 max=0.048262 Jy/beam ! Clean residual mean=0.000117 rms=0.007335 Jy/beam ! Combined flux in latest and established models = 1.28749 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 32 components and 1.28749 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.369996Jy sigma=0.001597 ! Fit after self-cal, rms=0.366998Jy sigma=0.001589 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0586591 Jy ! Component: 100 - total flux cleaned = 0.0914493 Jy ! Total flux subtracted in 100 components = 0.0914493 Jy ! Clean residual min=-0.023743 max=0.029372 Jy/beam ! Clean residual mean=-0.000324 rms=0.005838 Jy/beam ! Combined flux in latest and established models = 1.37894 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 40 components and 1.37894 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.359286Jy sigma=0.001539 ! Fit after self-cal, rms=0.358519Jy sigma=0.001535 ! 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=2.208 mas, bmaj=2.357 mas, bpa=-47.32 degrees ! Estimated noise=669.576 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 = 0.0115299 Jy ! Component: 100 - total flux cleaned = 0.0132056 Jy ! Component: 150 - total flux cleaned = 0.0143397 Jy ! Component: 200 - total flux cleaned = 0.0152861 Jy ! Total flux subtracted in 200 components = 0.0152861 Jy ! Clean residual min=-0.026542 max=0.024550 Jy/beam ! Clean residual mean=-0.005674 rms=0.005630 Jy/beam ! Combined flux in latest and established models = 1.39422 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 41 components and 1.39422 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.357701Jy sigma=0.001534 ! Fit after self-cal, rms=0.357427Jy sigma=0.001534 ! 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 0.95 FD 1.10 HH 1.19 HN 1.03 ! KB 1.03 KP 1.00* LA 0.99 MK 1.00* ! NL 0.96 NY 1.00 ON 1.03 OV 0.94 ! PT 0.99 SV 1.07 TS 1.08 WZ 1.01 ! ZC 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.06 HH 1.28 HN 1.02 ! KB 1.00* KP 1.00* LA 0.99 MK 1.00* ! NL 0.97 NY 0.98 ON 1.00 OV 0.88 ! PT 0.98 SV 1.00 TS 1.00* WZ 1.05 ! ZC 1.07 ! ! A total of 123 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.14 ! KB 0.97 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.20 ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 1.01 WZ 1.00* ! ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.92 FD 1.23 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 1.00 MK 1.00 ! NL 1.02 NY 1.00* ON 1.00* OV 1.02 ! PT 1.02 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HH 1.08 HN 1.00 ! KB 1.10 KP 1.00* LA 1.07 MK 1.00* ! NL 0.98 NY 0.99 ON 0.96 OV 0.96 ! PT 0.98 SV 1.07 TS 1.06 WZ 0.96 ! ZC 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.95 HH 1.25 HN 1.01 ! KB 1.00* KP 1.00* LA 1.06 MK 1.00* ! NL 0.99 NY 0.97 ON 0.95 OV 0.92 ! PT 0.96 SV 1.03 TS 1.00* WZ 0.98 ! ZC 1.05 ! ! A total of 123 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.08 ! KB 1.05 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.27 ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 0.98 WZ 1.00* ! ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 1.13 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 1.12 MK 1.03 ! NL 1.05 NY 1.00* ON 1.00* OV 1.06 ! PT 1.03 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HH 0.93 HN 0.96 ! KB 0.88 KP 1.00* LA 0.98 MK 1.00* ! NL 1.00 NY 0.92 ON 0.93 OV 0.99 ! PT 1.03 SV 0.98 TS 1.21 WZ 1.00 ! ZC 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.95 HH 1.10 HN 0.99 ! KB 1.00* KP 1.00* LA 0.97 MK 1.00* ! NL 1.02 NY 0.89 ON 0.94 OV 0.95 ! PT 1.01 SV 0.89 TS 1.00* WZ 1.04 ! ZC 1.06 ! ! A total of 123 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 0.87 ! KB 1.02 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.12 ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 0.91 WZ 1.00* ! ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.07 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 0.96 MK 1.08 ! NL 1.06 NY 1.00* ON 1.00* OV 1.06 ! PT 1.04 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.06 HH 0.91 HN 1.03 ! KB 1.03 KP 1.00* LA 0.99 MK 1.00* ! NL 0.92 NY 0.92 ON 0.95 OV 0.94 ! PT 0.89 SV 1.00* TS 1.08 WZ 0.93 ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.96 HH 1.01 HN 1.02 ! KB 1.00* KP 1.00* LA 0.99 MK 1.00* ! NL 0.94 NY 0.90 ON 0.89 OV 0.93 ! PT 0.87 SV 1.00* TS 1.00* WZ 1.01 ! ZC 1.13 ! ! A total of 123 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.17 ! KB 1.01 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.07 ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 1.05 WZ 1.00* ! ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.87 FD 0.97 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 0.99 MK 0.98 ! NL 0.97 NY 1.00* ON 1.00* OV 1.04 ! PT 0.93 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.357427Jy sigma=0.001534 ! Fit after self-cal, rms=0.347797Jy sigma=0.001389 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.234 mas, bmaj=2.362 mas, bpa=-55.17 degrees ! Estimated noise=699.626 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 (-6, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0148816 Jy ! Component: 100 - total flux cleaned = 0.0148462 Jy ! Component: 150 - total flux cleaned = 0.0155797 Jy ! Component: 200 - total flux cleaned = 0.0158659 Jy ! Total flux subtracted in 200 components = 0.0158659 Jy ! Clean residual min=-0.014807 max=0.015202 Jy/beam ! Clean residual mean=-0.000639 rms=0.003826 Jy/beam ! Combined flux in latest and established models = 1.41009 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 52 components and 1.41009 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.345212Jy sigma=0.001376 ! Fit after self-cal, rms=0.344410Jy sigma=0.001374 ! 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=0.344410Jy sigma=0.001374 ! Fit after self-cal, rms=0.345494Jy sigma=0.001357 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.261 mas, bmaj=2.367 mas, bpa=-56.72 degrees ! Estimated noise=704.839 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00915103 Jy ! Component: 100 - total flux cleaned = 0.0114009 Jy ! Component: 150 - total flux cleaned = 0.0128365 Jy ! Component: 200 - total flux cleaned = 0.0140095 Jy ! Total flux subtracted in 200 components = 0.0140095 Jy ! Clean residual min=-0.012580 max=0.014872 Jy/beam ! Clean residual mean=0.001116 rms=0.003390 Jy/beam ! Combined flux in latest and established models = 1.4241 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 1.4241 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.344324Jy sigma=0.001349 ! Fit after self-cal, rms=0.344267Jy sigma=0.001348 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) ! Added new window around map position (-14, -33). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00271862 Jy ! Component: 100 - total flux cleaned = 0.00259237 Jy ! Component: 150 - total flux cleaned = 0.00409387 Jy ! Component: 200 - total flux cleaned = 0.00508213 Jy ! Total flux subtracted in 200 components = 0.00508213 Jy ! Clean residual min=-0.010315 max=0.012500 Jy/beam ! Clean residual mean=0.000922 rms=0.003018 Jy/beam ! Combined flux in latest and established models = 1.42918 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 73 components and 1.42918 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.343545Jy sigma=0.001338 ! Fit after self-cal, rms=0.343530Jy sigma=0.001337 ! 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=0.343530Jy sigma=0.001337 ! Fit after self-cal, rms=0.366886Jy sigma=0.001293 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.301 mas, bmaj=2.371 mas, bpa=-60.45 degrees ! Estimated noise=715.762 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0026587 Jy ! Component: 100 - total flux cleaned = -0.0023511 Jy ! Component: 150 - total flux cleaned = -0.0018903 Jy ! Component: 200 - total flux cleaned = -0.00148925 Jy ! Total flux subtracted in 200 components = -0.00148925 Jy ! Clean residual min=-0.007320 max=0.005878 Jy/beam ! Clean residual mean=-0.000285 rms=0.001795 Jy/beam ! Combined flux in latest and established models = 1.42769 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 80 components and 1.42769 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.366318Jy sigma=0.001289 ! Fit after self-cal, rms=0.366585Jy sigma=0.001289 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 = 0.00131761 Jy ! Component: 100 - total flux cleaned = 0.00182071 Jy ! Component: 150 - total flux cleaned = 0.00197003 Jy ! Component: 200 - total flux cleaned = 0.00197386 Jy ! Total flux subtracted in 200 components = 0.00197386 Jy ! Clean residual min=-0.007381 max=0.005773 Jy/beam ! Clean residual mean=-0.000363 rms=0.001756 Jy/beam ! Combined flux in latest and established models = 1.42966 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 88 components and 1.42966 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.366378Jy sigma=0.001288 ! Fit after self-cal, rms=0.366363Jy sigma=0.001288 ! 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=0.366363Jy sigma=0.001288 ! Fit after self-cal, rms=0.366875Jy sigma=0.001285 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.822 mas, bmaj=10.18 mas, bpa=-62.46 degrees ! Estimated noise=1020.95 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00258497 Jy ! Component: 100 - total flux cleaned = 0.00228164 Jy ! Component: 150 - total flux cleaned = 0.00204088 Jy ! Component: 200 - total flux cleaned = 0.00200072 Jy ! Total flux subtracted in 200 components = 0.00200072 Jy ! Clean residual min=-0.005465 max=0.004866 Jy/beam ! Clean residual mean=-0.000406 rms=0.001679 Jy/beam ! Combined flux in latest and established models = 1.43167 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 97 components and 1.43167 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.366839Jy sigma=0.001285 ! Fit after self-cal, rms=0.366816Jy sigma=0.001285 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 = 0.00018983 Jy ! Component: 100 - total flux cleaned = 0.000152659 Jy ! Component: 150 - total flux cleaned = 0.000116817 Jy ! Component: 200 - total flux cleaned = 5.24219e-05 Jy ! Total flux subtracted in 200 components = 5.24219e-05 Jy ! Clean residual min=-0.005472 max=0.004601 Jy/beam ! Clean residual mean=-0.000413 rms=0.001666 Jy/beam ! Combined flux in latest and established models = 1.43172 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 99 components and 1.43172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.366797Jy sigma=0.001285 ! Fit after self-cal, rms=0.366800Jy sigma=0.001285 ! 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=2.316 mas, bmaj=2.375 mas, bpa=-62.16 degrees ! Estimated noise=720.527 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.316 x 2.375 at -62.16 degrees (North through East) ! Clean map min=-0.0059443 max=0.82024 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=0.366800Jy sigma=0.001285 ! Fit after self-cal, rms=0.704542Jy sigma=0.001086 ! Inverting map and beam ! Estimated beam: bmin=2.305 mas, bmaj=2.363 mas, bpa=-66.29 degrees ! Estimated noise=715.685 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00151134 Jy ! Component: 100 - total flux cleaned = 0.00151022 Jy ! Component: 150 - total flux cleaned = 0.00139446 Jy ! Component: 200 - total flux cleaned = 0.00149479 Jy ! Total flux subtracted in 200 components = 0.00149479 Jy ! Clean residual min=-0.004639 max=0.004287 Jy/beam ! Clean residual mean=-0.000070 rms=0.001104 Jy/beam ! Combined flux in latest and established models = 1.43321 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 102 components and 1.43321 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.704490Jy sigma=0.001085 ! Fit after self-cal, rms=0.704479Jy sigma=0.001085 ! Inverting map ! Added new window around map position (0, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168243 Jy ! Component: 100 - total flux cleaned = 0.00141008 Jy ! Component: 150 - total flux cleaned = 0.00140789 Jy ! Component: 200 - total flux cleaned = 0.00161533 Jy ! Total flux subtracted in 200 components = 0.00161533 Jy ! Clean residual min=-0.004406 max=0.003714 Jy/beam ! Clean residual mean=-0.000134 rms=0.001058 Jy/beam ! Combined flux in latest and established models = 1.43483 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 114 components and 1.43483 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.704396Jy sigma=0.001084 ! Fit after self-cal, rms=0.704367Jy sigma=0.001084 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.704367Jy sigma=0.001084 ! Fit after self-cal, rms=0.909769Jy sigma=0.001084 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=2.173 mas, bmaj=2.434 mas, bpa=-87.78 degrees ! Estimated noise=1365.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.754882 Jy ! Component: 100 - total flux cleaned = 1.04371 Jy ! Component: 150 - total flux cleaned = 1.18757 Jy ! Component: 200 - total flux cleaned = 1.26803 Jy ! Total flux subtracted in 200 components = 1.26803 Jy ! Clean residual min=-0.015456 max=0.042431 Jy/beam ! Clean residual mean=0.000813 rms=0.004954 Jy/beam ! Combined flux in latest and established models = 1.26803 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 28 model components to the UV plane model. ! The established model now contains 28 components and 1.26803 Jy ! Inverting map and beam ! Estimated beam: bmin=2.304 mas, bmaj=2.364 mas, bpa=-66.54 degrees ! Estimated noise=715.884 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 = 0.0545637 Jy ! Component: 100 - total flux cleaned = 0.0893759 Jy ! Component: 150 - total flux cleaned = 0.113015 Jy ! Component: 200 - total flux cleaned = 0.129604 Jy ! Total flux subtracted in 200 components = 0.129604 Jy ! Clean residual min=-0.005053 max=0.012274 Jy/beam ! Clean residual mean=0.001478 rms=0.001637 Jy/beam ! Combined flux in latest and established models = 1.39764 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 49 components and 1.39764 Jy ! Inverting map ! Added new window around map position (0, 2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132843 Jy ! Component: 100 - total flux cleaned = 0.0230037 Jy ! Component: 150 - total flux cleaned = 0.030414 Jy ! Component: 200 - total flux cleaned = 0.0350571 Jy ! Total flux subtracted in 200 components = 0.0350571 Jy ! Clean residual min=-0.005518 max=0.004939 Jy/beam ! Clean residual mean=0.000102 rms=0.001209 Jy/beam ! Combined flux in latest and established models = 1.43269 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 72 components and 1.43269 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=8.808 mas, bmaj=10.17 mas, bpa=-62.34 degrees ! Estimated noise=1021.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00510761 Jy ! Component: 100 - total flux cleaned = 0.00501362 Jy ! Component: 150 - total flux cleaned = 0.00474705 Jy ! Component: 200 - total flux cleaned = 0.0045989 Jy ! Total flux subtracted in 200 components = 0.0045989 Jy ! Clean residual min=-0.004843 max=0.003838 Jy/beam ! Clean residual mean=-0.000257 rms=0.001365 Jy/beam ! Combined flux in latest and established models = 1.43729 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 = -0.000186948 Jy ! Component: 100 - total flux cleaned = -0.000401983 Jy ! Component: 150 - total flux cleaned = -0.000545811 Jy ! Component: 200 - total flux cleaned = -0.000675015 Jy ! Total flux subtracted in 200 components = -0.000675015 Jy ! Clean residual min=-0.004761 max=0.003919 Jy/beam ! Clean residual mean=-0.000169 rms=0.001346 Jy/beam ! Combined flux in latest and established models = 1.43662 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 99 components and 1.43662 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.304 mas, bmaj=2.364 mas, bpa=-66.54 degrees ! Estimated noise=715.884 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000707785 Jy ! Component: 100 - total flux cleaned = 0.000882848 Jy ! Component: 150 - total flux cleaned = 0.000879883 Jy ! Component: 200 - total flux cleaned = 0.000882448 Jy ! Total flux subtracted in 200 components = 0.000882448 Jy ! Clean residual min=-0.004716 max=0.004317 Jy/beam ! Clean residual mean=-0.000087 rms=0.001101 Jy/beam ! Combined flux in latest and established models = 1.4375 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 119 components and 1.4375 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.909832Jy sigma=0.001085 ! Fit after self-cal, rms=0.910079Jy sigma=0.001084 wmodel J1407+2827_S_2007_12_05_pus_map.mod ! Writing 119 model components to file: J1407+2827_S_2007_12_05_pus_map.mod wobs J1407+2827_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1407+2827_S_2007_12_05_pus_uvs.fits wwins J1407+2827_S_2007_12_05_pus_map.win ! wwins: Wrote 5 windows to J1407+2827_S_2007_12_05_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 = -0.00186083 Jy ! Component: 100 - total flux cleaned = -0.00186157 Jy ! Component: 150 - total flux cleaned = -0.00165195 Jy ! Component: 200 - total flux cleaned = -0.00165241 Jy ! Component: 250 - total flux cleaned = -0.001717 Jy ! Component: 300 - total flux cleaned = -0.00165496 Jy ! Component: 350 - total flux cleaned = -0.00165591 Jy ! Component: 400 - total flux cleaned = -0.00171549 Jy ! Component: 450 - total flux cleaned = -0.00177348 Jy ! Component: 500 - total flux cleaned = -0.0017732 Jy ! Component: 550 - total flux cleaned = -0.00171709 Jy ! Component: 600 - total flux cleaned = -0.00171697 Jy ! Component: 650 - total flux cleaned = -0.00171663 Jy ! Component: 700 - total flux cleaned = -0.00166382 Jy ! Component: 750 - total flux cleaned = -0.00166404 Jy ! Component: 800 - total flux cleaned = -0.00166408 Jy ! Component: 850 - total flux cleaned = -0.00166453 Jy ! Component: 900 - total flux cleaned = -0.00166463 Jy ! Component: 950 - total flux cleaned = -0.00166471 Jy ! Component: 1000 - total flux cleaned = -0.0017137 Jy ! Component: 1050 - total flux cleaned = -0.00171356 Jy ! Component: 1100 - total flux cleaned = -0.00171318 Jy ! Component: 1150 - total flux cleaned = -0.00166585 Jy ! Component: 1200 - total flux cleaned = -0.00171308 Jy ! Component: 1250 - total flux cleaned = -0.0016669 Jy ! Component: 1300 - total flux cleaned = -0.00175881 Jy ! Component: 1350 - total flux cleaned = -0.00175872 Jy ! Component: 1400 - total flux cleaned = -0.00175842 Jy ! Component: 1450 - total flux cleaned = -0.00180267 Jy ! Component: 1500 - total flux cleaned = -0.00175846 Jy ! Component: 1550 - total flux cleaned = -0.00175839 Jy ! Component: 1600 - total flux cleaned = -0.00175852 Jy ! Component: 1650 - total flux cleaned = -0.00175865 Jy ! Component: 1700 - total flux cleaned = -0.00180098 Jy ! Component: 1750 - total flux cleaned = -0.00175889 Jy ! Component: 1800 - total flux cleaned = -0.00175901 Jy ! Component: 1850 - total flux cleaned = -0.00175899 Jy ! Component: 1900 - total flux cleaned = -0.00175881 Jy ! Component: 1950 - total flux cleaned = -0.0017183 Jy ! Component: 2000 - total flux cleaned = -0.0017183 Jy ! Total flux subtracted in 2048 components = -0.00167831 Jy ! Clean residual min=-0.001984 max=0.002262 Jy/beam ! Clean residual mean=-0.000013 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 1.43582 Jy keep ! Adding 149 model components to the UV plane model. ! The established model now contains 267 components and 1.43582 Jy wmap "J1407+2827_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.304 x 2.364 at -66.54 degrees (North through East) ! Clean map min=-0.0038653 max=0.81126 Jy/beam ! Writing clean map to FITS file: J1407+2827_S_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.811262 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0007168 device "J1407+2827_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1407+2827_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.265069 0.265069 0.530137 1.06027 2.12055 4.2411 8.48219 16.9644 33.9288 67.8576 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.811 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.304 x 2.364 at -66.54 degrees (North through East) ! Clean map min=-0.0038653 max=0.81126 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1407+2827_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1407+2827_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1407+2827_S_2007_12_05_pus_uvs.log closed on Sat Sep 11 23:20:44 2010