! Started logfile: J1642-0621_S_2011_08_02_pus_uvs.log on Thu Apr 19 13:16:45 2012 obs J1642-0621_S_2011_08_02_pus_uva.fits ! Reading UV FITS file: J1642-0621_S_2011_08_02_pus_uva.fits ! AN table 1: 123 integrations on 78 of 78 possible baselines. ! AN table 2: 11 integrations on 78 of 78 possible baselines. ! AN table 3: 12 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.0847383 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1642-0621 ! ! 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 2651 lines of history. ! ! Reading 3860 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 J1642-0621_S_2011_08_02_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 1360 telescope corrections were flagged in sub-array 1. ! A total of 83 telescope corrections were flagged in sub-array 2. ! A total of 81 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1360 telescope corrections were flagged in sub-array 1. ! A total of 83 telescope corrections were flagged in sub-array 2. ! A total of 81 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1360 telescope corrections were flagged in sub-array 1. ! A total of 83 telescope corrections were flagged in sub-array 2. ! A total of 81 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1360 telescope corrections were flagged in sub-array 1. ! A total of 83 telescope corrections were flagged in sub-array 2. ! A total of 81 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.329166Jy sigma=0.002439 ! Fit after self-cal, rms=0.283545Jy sigma=0.002205 ! 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=2.129 mas, bmaj=4.768 mas, bpa=21.97 degrees ! Estimated noise=1827.27 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 = 0.755006 Jy ! Component: 100 - total flux cleaned = 0.929703 Jy ! Total flux subtracted in 100 components = 0.929703 Jy ! Clean residual min=-0.039607 max=0.057229 Jy/beam ! Clean residual mean=0.000193 rms=0.012591 Jy/beam ! Combined flux in latest and established models = 0.929703 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.929703 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.281235Jy sigma=0.002226 ! Fit after self-cal, rms=0.281266Jy sigma=0.002225 ! 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=2.736 mas, bmaj=5.581 mas, bpa=23.94 degrees ! Estimated noise=1377.46 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 = 0.0497877 Jy ! Component: 100 - total flux cleaned = 0.0557894 Jy ! Component: 150 - total flux cleaned = 0.0551595 Jy ! Component: 200 - total flux cleaned = 0.0546009 Jy ! Total flux subtracted in 200 components = 0.0546009 Jy ! Clean residual min=-0.033128 max=0.047599 Jy/beam ! Clean residual mean=0.001017 rms=0.010400 Jy/beam ! Combined flux in latest and established models = 0.984304 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.984304 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.271775Jy sigma=0.002150 ! Fit after self-cal, rms=0.271729Jy sigma=0.002150 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.16 FT 1.00* HH 1.05 ! HN 1.20 KP 1.01 LA 1.05 MK 0.80 ! NL 1.00 OV 0.98 PT 1.05 TS 1.00* ! WZ 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.00* FT 1.00* HH 1.00* ! HN 1.00* KP 1.05 LA 1.07 MK 0.77 ! NL 1.00* OV 1.00 PT 1.09 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.13 FT 1.00* HH 1.00* ! HN 1.00* KP 1.00 LA 1.04 MK 1.00* ! NL 0.97 OV 0.99 PT 1.04 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.30 FT 1.00* HH 1.04 ! HN 1.29 KP 1.08 LA 0.97 MK 0.88 ! NL 1.11 OV 1.03 PT 1.03 TS 1.00* ! WZ 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.00* FT 1.00* HH 1.00* ! HN 1.00* KP 1.11 LA 0.99 MK 0.87 ! NL 1.00* OV 1.03 PT 1.08 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 FD 1.26 FT 1.00* HH 1.00* ! HN 1.00* KP 1.07 LA 0.96 MK 1.00* ! NL 1.07 OV 1.05 PT 1.05 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.25 FT 1.00* HH 0.88 ! HN 1.15 KP 1.00 LA 0.92 MK 0.85 ! NL 1.08 OV 0.99 PT 1.02 TS 1.00* ! WZ 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00* FT 1.00* HH 1.00* ! HN 1.00* KP 1.04 LA 0.98 MK 0.87 ! NL 1.00* OV 0.99 PT 1.00 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.19 FT 1.00* HH 1.00* ! HN 1.00* KP 1.01 LA 0.92 MK 1.00* ! NL 1.04 OV 1.01 PT 1.00 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.24 FT 1.00* HH 0.86 ! HN 1.12 KP 0.93 LA 0.75 MK 0.91 ! NL 0.95 OV 0.80 PT 0.92 TS 1.00* ! WZ 0.83 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 1.00* FT 1.00* HH 1.00* ! HN 1.00* KP 0.96 LA 0.79 MK 0.89 ! NL 1.00* OV 0.84 PT 0.91 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.24 FT 1.00* HH 1.00* ! HN 1.00* KP 0.90 LA 0.73 MK 1.00* ! NL 0.95 OV 0.85 PT 0.92 TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.271729Jy sigma=0.002150 ! Fit after self-cal, rms=0.197979Jy sigma=0.001337 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.77 mas, bmaj=5.561 mas, bpa=23.37 degrees ! Estimated noise=1363.04 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 = -0.000110428 Jy ! Component: 100 - total flux cleaned = -0.000347215 Jy ! Component: 150 - total flux cleaned = -0.000551304 Jy ! Component: 200 - total flux cleaned = -0.0006454 Jy ! Total flux subtracted in 200 components = -0.0006454 Jy ! Clean residual min=-0.009947 max=0.010498 Jy/beam ! Clean residual mean=0.000377 rms=0.002697 Jy/beam ! Combined flux in latest and established models = 0.983659 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 19 components and 0.983659 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197736Jy sigma=0.001337 ! Fit after self-cal, rms=0.197606Jy sigma=0.001336 ! 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=0.197606Jy sigma=0.001336 ! Fit after self-cal, rms=0.196291Jy sigma=0.001328 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.769 mas, bmaj=5.55 mas, bpa=23.5 degrees ! Estimated noise=1361.84 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000316696 Jy ! Component: 100 - total flux cleaned = -0.000568785 Jy ! Component: 150 - total flux cleaned = -0.000567535 Jy ! Component: 200 - total flux cleaned = -0.000636942 Jy ! Total flux subtracted in 200 components = -0.000636942 Jy ! Clean residual min=-0.009586 max=0.010735 Jy/beam ! Clean residual mean=0.000166 rms=0.002439 Jy/beam ! Combined flux in latest and established models = 0.983022 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 23 components and 0.983022 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196161Jy sigma=0.001328 ! Fit after self-cal, rms=0.196134Jy sigma=0.001328 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 (-60, -64). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00862154 Jy ! Component: 100 - total flux cleaned = 0.0090165 Jy ! Component: 150 - total flux cleaned = 0.00933993 Jy ! Component: 200 - total flux cleaned = 0.00993401 Jy ! Total flux subtracted in 200 components = 0.00993401 Jy ! Clean residual min=-0.008346 max=0.009325 Jy/beam ! Clean residual mean=0.000102 rms=0.002346 Jy/beam ! Combined flux in latest and established models = 0.992956 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 29 components and 0.992956 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195234Jy sigma=0.001324 ! Fit after self-cal, rms=0.195152Jy sigma=0.001323 ! 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=0.195152Jy sigma=0.001323 ! Fit after self-cal, rms=0.193697Jy sigma=0.001303 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.777 mas, bmaj=5.548 mas, bpa=23.47 degrees ! Estimated noise=1363.23 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.31781e-05 Jy ! Component: 100 - total flux cleaned = 0.000262039 Jy ! Component: 150 - total flux cleaned = 0.000401332 Jy ! Component: 200 - total flux cleaned = 0.000529446 Jy ! Total flux subtracted in 200 components = 0.000529446 Jy ! Clean residual min=-0.006099 max=0.007240 Jy/beam ! Clean residual mean=0.000114 rms=0.001667 Jy/beam ! Combined flux in latest and established models = 0.993486 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 39 components and 0.993486 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193601Jy sigma=0.001302 ! Fit after self-cal, rms=0.193805Jy sigma=0.001302 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 (9.5, -5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00604885 Jy ! Component: 100 - total flux cleaned = 0.00641442 Jy ! Component: 150 - total flux cleaned = 0.00615037 Jy ! Component: 200 - total flux cleaned = 0.00591871 Jy ! Total flux subtracted in 200 components = 0.00591871 Jy ! Clean residual min=-0.005608 max=0.005665 Jy/beam ! Clean residual mean=0.000012 rms=0.001452 Jy/beam ! Combined flux in latest and established models = 0.999404 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 0.999404 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193563Jy sigma=0.001300 ! Fit after self-cal, rms=0.193533Jy sigma=0.001300 ! 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=0.193533Jy sigma=0.001300 ! Fit after self-cal, rms=0.193459Jy sigma=0.001299 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.909 mas, bmaj=13.84 mas, bpa=-13.74 degrees ! Estimated noise=1445.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00318689 Jy ! Component: 100 - total flux cleaned = 0.00402859 Jy ! Component: 150 - total flux cleaned = 0.00420756 Jy ! Component: 200 - total flux cleaned = 0.00425279 Jy ! Total flux subtracted in 200 components = 0.00425279 Jy ! Clean residual min=-0.004555 max=0.004134 Jy/beam ! Clean residual mean=0.000002 rms=0.001465 Jy/beam ! Combined flux in latest and established models = 1.00366 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 68 components and 1.00366 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193433Jy sigma=0.001299 ! Fit after self-cal, rms=0.193423Jy 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 = 0.000773628 Jy ! Component: 100 - total flux cleaned = 0.000854815 Jy ! Component: 150 - total flux cleaned = 0.000961001 Jy ! Component: 200 - total flux cleaned = 0.00107058 Jy ! Total flux subtracted in 200 components = 0.00107058 Jy ! Clean residual min=-0.004561 max=0.004130 Jy/beam ! Clean residual mean=-0.000023 rms=0.001448 Jy/beam ! Combined flux in latest and established models = 1.00473 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 78 components and 1.00473 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193418Jy sigma=0.001299 ! Fit after self-cal, rms=0.193416Jy sigma=0.001299 ! 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=2.776 mas, bmaj=5.542 mas, bpa=23.48 degrees ! Estimated noise=1363.04 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.776 x 5.542 at 23.48 degrees (North through East) ! Clean map min=-0.0055412 max=0.95749 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=0.193416Jy sigma=0.001299 ! Fit after self-cal, rms=0.175711Jy sigma=0.001110 ! Inverting map and beam ! Estimated beam: bmin=2.779 mas, bmaj=5.538 mas, bpa=23.51 degrees ! Estimated noise=1363.15 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132905 Jy ! Component: 100 - total flux cleaned = 0.00126544 Jy ! Component: 150 - total flux cleaned = 0.00132733 Jy ! Component: 200 - total flux cleaned = 0.0013833 Jy ! Total flux subtracted in 200 components = 0.0013833 Jy ! Clean residual min=-0.004739 max=0.005184 Jy/beam ! Clean residual mean=0.000035 rms=0.001344 Jy/beam ! Combined flux in latest and established models = 1.00611 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 85 components and 1.00611 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175641Jy sigma=0.001110 ! Fit after self-cal, rms=0.175621Jy sigma=0.001110 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000384394 Jy ! Component: 100 - total flux cleaned = 0.000435388 Jy ! Component: 150 - total flux cleaned = 0.000485663 Jy ! Component: 200 - total flux cleaned = 0.000533312 Jy ! Total flux subtracted in 200 components = 0.000533312 Jy ! Clean residual min=-0.004689 max=0.005077 Jy/beam ! Clean residual mean=0.000028 rms=0.001338 Jy/beam ! Combined flux in latest and established models = 1.00664 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 85 components and 1.00665 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175574Jy sigma=0.001110 ! Fit after self-cal, rms=0.175561Jy sigma=0.001110 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175561Jy sigma=0.001110 ! Fit after self-cal, rms=0.175529Jy sigma=0.001110 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=2.137 mas, bmaj=4.728 mas, bpa=22.27 degrees ! Estimated noise=1825.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.746619 Jy ! Component: 100 - total flux cleaned = 0.919323 Jy ! Component: 150 - total flux cleaned = 0.967818 Jy ! Component: 200 - total flux cleaned = 0.984757 Jy ! Total flux subtracted in 200 components = 0.984757 Jy ! Clean residual min=-0.008768 max=0.008826 Jy/beam ! Clean residual mean=0.000117 rms=0.002337 Jy/beam ! Combined flux in latest and established models = 0.984757 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.984757 Jy ! Inverting map and beam ! Estimated beam: bmin=2.779 mas, bmaj=5.537 mas, bpa=23.52 degrees ! Estimated noise=1363.03 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) ! Added new window around map position (4, -6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110729 Jy ! Component: 100 - total flux cleaned = 0.0159731 Jy ! Component: 150 - total flux cleaned = 0.0181381 Jy ! Component: 200 - total flux cleaned = 0.0197271 Jy ! Total flux subtracted in 200 components = 0.0197271 Jy ! Clean residual min=-0.005516 max=0.005910 Jy/beam ! Clean residual mean=0.000066 rms=0.001540 Jy/beam ! Combined flux in latest and established models = 1.00448 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 38 components and 1.00448 Jy ! Inverting map uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.167 mas, bmaj=4.532 mas, bpa=26.54 degrees ! Estimated noise=1893.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155076 Jy ! Component: 100 - total flux cleaned = 0.00177655 Jy ! Component: 150 - total flux cleaned = 0.00197869 Jy ! Component: 200 - total flux cleaned = 0.00197189 Jy ! Total flux subtracted in 200 components = 0.00197189 Jy ! Clean residual min=-0.008495 max=0.009563 Jy/beam ! Clean residual mean=0.000091 rms=0.002087 Jy/beam ! Combined flux in latest and established models = 1.00646 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000167989 Jy ! Component: 100 - total flux cleaned = 0.000319635 Jy ! Component: 150 - total flux cleaned = 0.000311411 Jy ! Component: 200 - total flux cleaned = 0.000306505 Jy ! Total flux subtracted in 200 components = 0.000306505 Jy ! Clean residual min=-0.008213 max=0.009439 Jy/beam ! Clean residual mean=0.000090 rms=0.001992 Jy/beam ! Combined flux in latest and established models = 1.00676 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 67 components and 1.00676 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175709Jy sigma=0.001112 ! Fit after self-cal, rms=0.175694Jy sigma=0.001111 wmodel J1642-0621_S_2011_08_02_pus_map.mod ! Writing 67 model components to file: J1642-0621_S_2011_08_02_pus_map.mod wobs J1642-0621_S_2011_08_02_pus_uvs.fits ! Writing UV FITS file: J1642-0621_S_2011_08_02_pus_uvs.fits wwins J1642-0621_S_2011_08_02_pus_map.win ! wwins: Wrote 4 windows to J1642-0621_S_2011_08_02_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 = 0.00298284 Jy ! Component: 100 - total flux cleaned = 0.0042643 Jy ! Component: 150 - total flux cleaned = 0.00414874 Jy ! Component: 200 - total flux cleaned = 0.00403461 Jy ! Component: 250 - total flux cleaned = 0.00403596 Jy ! Component: 300 - total flux cleaned = 0.00414363 Jy ! Component: 350 - total flux cleaned = 0.00383233 Jy ! Component: 400 - total flux cleaned = 0.0039342 Jy ! Component: 450 - total flux cleaned = 0.0041269 Jy ! Component: 500 - total flux cleaned = 0.00412676 Jy ! Component: 550 - total flux cleaned = 0.00421998 Jy ! Component: 600 - total flux cleaned = 0.00440114 Jy ! Component: 650 - total flux cleaned = 0.0047544 Jy ! Component: 700 - total flux cleaned = 0.0048412 Jy ! Component: 750 - total flux cleaned = 0.00526544 Jy ! Component: 800 - total flux cleaned = 0.00534855 Jy ! Component: 850 - total flux cleaned = 0.00551219 Jy ! Component: 900 - total flux cleaned = 0.00551186 Jy ! Component: 950 - total flux cleaned = 0.00559008 Jy ! Component: 1000 - total flux cleaned = 0.00559029 Jy ! Component: 1050 - total flux cleaned = 0.0057442 Jy ! Component: 1100 - total flux cleaned = 0.00581961 Jy ! Component: 1150 - total flux cleaned = 0.00589405 Jy ! Component: 1200 - total flux cleaned = 0.00604005 Jy ! Component: 1250 - total flux cleaned = 0.00604081 Jy ! Component: 1300 - total flux cleaned = 0.00632386 Jy ! Component: 1350 - total flux cleaned = 0.006393 Jy ! Component: 1400 - total flux cleaned = 0.0063922 Jy ! Component: 1450 - total flux cleaned = 0.00659674 Jy ! Component: 1500 - total flux cleaned = 0.00666285 Jy ! Component: 1550 - total flux cleaned = 0.00699404 Jy ! Component: 1600 - total flux cleaned = 0.00686375 Jy ! Component: 1650 - total flux cleaned = 0.00705811 Jy ! Component: 1700 - total flux cleaned = 0.00712227 Jy ! Component: 1750 - total flux cleaned = 0.00724834 Jy ! Component: 1800 - total flux cleaned = 0.00724906 Jy ! Component: 1850 - total flux cleaned = 0.00718823 Jy ! Component: 1900 - total flux cleaned = 0.00731033 Jy ! Component: 1950 - total flux cleaned = 0.00725119 Jy ! Component: 2000 - total flux cleaned = 0.0073115 Jy ! Total flux subtracted in 2048 components = 0.00731093 Jy ! Clean residual min=-0.003409 max=0.003132 Jy/beam ! Clean residual mean=0.000018 rms=0.001107 Jy/beam ! Combined flux in latest and established models = 1.01407 Jy keep ! Adding 123 model components to the UV plane model. ! The established model now contains 190 components and 1.01407 Jy ![Exited script file: muppet] wmap "J1642-0621_S_2011_08_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.167 x 4.532 at 26.54 degrees (North through East) ! Clean map min=-0.0053945 max=0.93668 Jy/beam ! Writing clean map to FITS file: J1642-0621_S_2011_08_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.936684 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00108689 device "J1642-0621_S_2011_08_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1642-0621_S_2011_08_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.348107 0.348107 0.696214 1.39243 2.78486 5.56971 11.1394 22.2789 44.5577 89.1154 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0032 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.936 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.167 x 4.532 at 26.54 degrees (North through East) ! Clean map min=-0.0053945 max=0.93668 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1642-0621_S_2011_08_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1642-0621_S_2011_08_02_pus_map.gif/vgif' mapplot cln