! Started logfile: J1327+2210_S_2010_06_23_pus_uvs.log on Sun Jan 30 13:52:43 2011 obs J1327+2210_S_2010_06_23_pus_uva.fits ! Reading UV FITS file: J1327+2210_S_2010_06_23_pus_uva.fits ! AN table 1: 27 integrations on 105 of 105 possible baselines. ! AN table 2: 15 integrations on 105 of 105 possible baselines. ! AN table 3: 120 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.140329 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1327+2210 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23696e+09 8e+06 1 8e+06 ! 02 2 2.26696e+09 8e+06 1 8e+06 ! 03 3 2.35696e+09 8e+06 1 8e+06 ! 04 4 2.37696e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3685 lines of history. ! ! Reading 9548 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 J1327+2210_S_2010_06_23_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 378 telescope corrections were flagged in sub-array 1. ! A total of 81 telescope corrections were flagged in sub-array 2. ! A total of 1287 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 378 telescope corrections were flagged in sub-array 1. ! A total of 81 telescope corrections were flagged in sub-array 2. ! A total of 1287 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 378 telescope corrections were flagged in sub-array 1. ! A total of 81 telescope corrections were flagged in sub-array 2. ! A total of 1287 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 378 telescope corrections were flagged in sub-array 1. ! A total of 81 telescope corrections were flagged in sub-array 2. ! A total of 1287 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.484900Jy sigma=0.005104 ! Fit after self-cal, rms=0.451647Jy sigma=0.004812 ! 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=1.742 mas, bmaj=4.498 mas, bpa=-3.123 degrees ! Estimated noise=1017.57 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 = 1.05096 Jy ! Component: 100 - total flux cleaned = 1.28105 Jy ! Total flux subtracted in 100 components = 1.28105 Jy ! Clean residual min=-0.020762 max=0.071976 Jy/beam ! Clean residual mean=0.000189 rms=0.006742 Jy/beam ! Combined flux in latest and established models = 1.28105 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 1.28105 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256361Jy sigma=0.002421 ! Fit after self-cal, rms=0.256343Jy sigma=0.002421 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0788294 Jy ! Component: 100 - total flux cleaned = 0.121367 Jy ! Total flux subtracted in 100 components = 0.121367 Jy ! Clean residual min=-0.018646 max=0.022122 Jy/beam ! Clean residual mean=0.000068 rms=0.004735 Jy/beam ! Combined flux in latest and established models = 1.40242 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 1.40242 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221612Jy sigma=0.001876 ! Fit after self-cal, rms=0.221560Jy sigma=0.001876 ! 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=2.156 mas, bmaj=5.139 mas, bpa=-2.851 degrees ! Estimated noise=694.247 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 = 0.0444741 Jy ! Component: 100 - total flux cleaned = 0.0683948 Jy ! Component: 150 - total flux cleaned = 0.0818874 Jy ! Component: 200 - total flux cleaned = 0.0891347 Jy ! Total flux subtracted in 200 components = 0.0891347 Jy ! Clean residual min=-0.012539 max=0.013674 Jy/beam ! Clean residual mean=-0.000111 rms=0.002919 Jy/beam ! Combined flux in latest and established models = 1.49155 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 36 components and 1.49155 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213839Jy sigma=0.001739 ! Fit after self-cal, rms=0.213810Jy sigma=0.001738 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.01 HN 1.02 KK 0.99 ! KP 1.01 LA 1.03 MA 1.00* MK 0.99 ! NL 0.99 NY 1.02 OV 1.00 PT 1.03 ! SC 1.03 TS 1.19 ZC 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.01 HN 1.01 KK 1.00* ! KP 0.99 LA 1.02 MA 0.94 MK 1.00* ! NL 0.99 NY 1.04 OV 0.99 PT 1.02 ! SC 1.00 TS 0.93 ZC 1.02 ! ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 HN 1.00 KK 0.98 ! KP 1.01 LA 1.00 MA 1.00* MK 0.99 ! NL 0.98 NY 1.01 OV 1.03 PT 1.03 ! SC 1.03 TS 1.05 ZC 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.00 HN 1.00 KK 1.00* ! KP 1.01 LA 1.00 MA 0.85 MK 1.00* ! NL 0.97 NY 1.04 OV 1.03 PT 1.02 ! SC 0.99 TS 1.01 ZC 1.03 ! ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.99 HN 1.00 KK 0.95 ! KP 0.98 LA 0.99 MA 1.00* MK 0.96 ! NL 1.01 NY 1.02 OV 0.99 PT 0.99 ! SC 1.03 TS 1.09 ZC 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.01 HN 1.01 KK 1.00* ! KP 0.96 LA 0.99 MA 0.98 MK 1.00* ! NL 1.00 NY 1.04 OV 0.98 PT 0.98 ! SC 0.99 TS 0.98 ZC 1.02 ! ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.00 HN 0.98 KK 0.95 ! KP 1.00 LA 1.00 MA 1.00* MK 0.96 ! NL 0.99 NY 1.02 OV 1.00 PT 0.99 ! SC 1.02 TS 1.09 ZC 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.01 HN 1.00 KK 1.00* ! KP 0.98 LA 1.00 MA 0.98 MK 1.00* ! NL 0.97 NY 1.07 OV 0.99 PT 1.00 ! SC 0.99 TS 0.99 ZC 1.04 ! ! ! Fit before self-cal, rms=0.213810Jy sigma=0.001738 ! Fit after self-cal, rms=0.192814Jy sigma=0.001605 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.176 mas, bmaj=5.124 mas, bpa=-3.388 degrees ! Estimated noise=705.395 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 = -0.00215082 Jy ! Component: 100 - total flux cleaned = -0.0025734 Jy ! Component: 150 - total flux cleaned = -0.00273309 Jy ! Component: 200 - total flux cleaned = -0.00272932 Jy ! Total flux subtracted in 200 components = -0.00272932 Jy ! Clean residual min=-0.008796 max=0.010064 Jy/beam ! Clean residual mean=-0.000040 rms=0.002241 Jy/beam ! Combined flux in latest and established models = 1.48882 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 51 components and 1.48882 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192361Jy sigma=0.001600 ! Fit after self-cal, rms=0.192289Jy sigma=0.001599 ! 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=0.192289Jy sigma=0.001599 ! Fit after self-cal, rms=0.173710Jy sigma=0.001435 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.18 mas, bmaj=5.125 mas, bpa=-3.298 degrees ! Estimated noise=705.588 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00263819 Jy ! Component: 100 - total flux cleaned = -0.00301046 Jy ! Component: 150 - total flux cleaned = -0.00300626 Jy ! Component: 200 - total flux cleaned = -0.00294141 Jy ! Total flux subtracted in 200 components = -0.00294141 Jy ! Clean residual min=-0.004900 max=0.006949 Jy/beam ! Clean residual mean=-0.000003 rms=0.001381 Jy/beam ! Combined flux in latest and established models = 1.48588 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 60 components and 1.48588 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173597Jy sigma=0.001434 ! Fit after self-cal, rms=0.173671Jy sigma=0.001434 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 (-3.5, 2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0069657 Jy ! Component: 100 - total flux cleaned = 0.00861612 Jy ! Component: 150 - total flux cleaned = 0.00950373 Jy ! Component: 200 - total flux cleaned = 0.00981876 Jy ! Total flux subtracted in 200 components = 0.00981876 Jy ! Clean residual min=-0.004773 max=0.005396 Jy/beam ! Clean residual mean=-0.000041 rms=0.001274 Jy/beam ! Combined flux in latest and established models = 1.4957 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 80 components and 1.4957 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173339Jy sigma=0.001429 ! Fit after self-cal, rms=0.173281Jy sigma=0.001428 ! Inverting map ! Added new window around map position (-53, -64). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00472377 Jy ! Component: 100 - total flux cleaned = 0.0055531 Jy ! Component: 150 - total flux cleaned = 0.00595643 Jy ! Component: 200 - total flux cleaned = 0.00631807 Jy ! Total flux subtracted in 200 components = 0.00631807 Jy ! Clean residual min=-0.004458 max=0.004839 Jy/beam ! Clean residual mean=-0.000034 rms=0.001234 Jy/beam ! Combined flux in latest and established models = 1.50202 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 84 components and 1.50202 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173090Jy sigma=0.001426 ! Fit after self-cal, rms=0.173072Jy sigma=0.001426 ! 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=0.173072Jy sigma=0.001426 ! Fit after self-cal, rms=0.170455Jy sigma=0.001394 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.183 mas, bmaj=5.123 mas, bpa=-3.293 degrees ! Estimated noise=706.139 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00194688 Jy ! Component: 100 - total flux cleaned = 0.00248605 Jy ! Component: 150 - total flux cleaned = 0.00284924 Jy ! Component: 200 - total flux cleaned = 0.00308501 Jy ! Total flux subtracted in 200 components = 0.00308501 Jy ! Clean residual min=-0.003686 max=0.003974 Jy/beam ! Clean residual mean=-0.000004 rms=0.000998 Jy/beam ! Combined flux in latest and established models = 1.5051 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 94 components and 1.5051 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170322Jy sigma=0.001393 ! Fit after self-cal, rms=0.170336Jy sigma=0.001393 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 = 0.000959785 Jy ! Component: 100 - total flux cleaned = 0.00103229 Jy ! Component: 150 - total flux cleaned = 0.00103369 Jy ! Component: 200 - total flux cleaned = 0.0010344 Jy ! Total flux subtracted in 200 components = 0.0010344 Jy ! Clean residual min=-0.003550 max=0.004099 Jy/beam ! Clean residual mean=-0.000008 rms=0.000986 Jy/beam ! Combined flux in latest and established models = 1.50614 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 103 components and 1.50614 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170270Jy sigma=0.001392 ! Fit after self-cal, rms=0.170263Jy sigma=0.001392 ! 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=0.170263Jy sigma=0.001392 ! Fit after self-cal, rms=0.170306Jy sigma=0.001392 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.421 mas, bmaj=9.461 mas, bpa=-0.7844 degrees ! Estimated noise=948.144 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00268056 Jy ! Component: 100 - total flux cleaned = 0.00297896 Jy ! Component: 150 - total flux cleaned = 0.00293952 Jy ! Component: 200 - total flux cleaned = 0.00294036 Jy ! Total flux subtracted in 200 components = 0.00294036 Jy ! Clean residual min=-0.004582 max=0.004664 Jy/beam ! Clean residual mean=-0.000040 rms=0.001393 Jy/beam ! Combined flux in latest and established models = 1.50908 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 115 components and 1.50908 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170311Jy sigma=0.001391 ! Fit after self-cal, rms=0.170304Jy sigma=0.001391 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 = 0.000430073 Jy ! Component: 100 - total flux cleaned = 0.000467253 Jy ! Component: 150 - total flux cleaned = 0.000467671 Jy ! Component: 200 - total flux cleaned = 0.000425743 Jy ! Total flux subtracted in 200 components = 0.000425743 Jy ! Clean residual min=-0.004540 max=0.004744 Jy/beam ! Clean residual mean=-0.000051 rms=0.001404 Jy/beam ! Combined flux in latest and established models = 1.5095 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 122 components and 1.5095 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170308Jy sigma=0.001391 ! Fit after self-cal, rms=0.170306Jy sigma=0.001391 ! 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=2.184 mas, bmaj=5.123 mas, bpa=-3.291 degrees ! Estimated noise=706.305 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.184 x 5.123 at -3.291 degrees (North through East) ! Clean map min=-0.0032273 max=1.3765 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=0.170306Jy sigma=0.001391 ! Fit after self-cal, rms=0.157524Jy sigma=0.001238 ! Inverting map and beam ! Estimated beam: bmin=2.183 mas, bmaj=5.124 mas, bpa=-3.284 degrees ! Estimated noise=705.603 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00050155 Jy ! Component: 100 - total flux cleaned = -0.000370181 Jy ! Component: 150 - total flux cleaned = -0.000248928 Jy ! Component: 200 - total flux cleaned = -0.000192117 Jy ! Total flux subtracted in 200 components = -0.000192117 Jy ! Clean residual min=-0.003336 max=0.003944 Jy/beam ! Clean residual mean=-0.000022 rms=0.000938 Jy/beam ! Combined flux in latest and established models = 1.50931 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 126 components and 1.50931 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157465Jy sigma=0.001238 ! Fit after self-cal, rms=0.157461Jy sigma=0.001237 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000177188 Jy ! Component: 100 - total flux cleaned = 0.000126884 Jy ! Component: 150 - total flux cleaned = 0.000126135 Jy ! Component: 200 - total flux cleaned = 8.10169e-05 Jy ! Total flux subtracted in 200 components = 8.10169e-05 Jy ! Clean residual min=-0.003388 max=0.003951 Jy/beam ! Clean residual mean=-0.000023 rms=0.000934 Jy/beam ! Combined flux in latest and established models = 1.50939 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 131 components and 1.50939 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157425Jy sigma=0.001237 ! Fit after self-cal, rms=0.157423Jy sigma=0.001237 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157423Jy sigma=0.001237 ! Fit after self-cal, rms=0.157397Jy sigma=0.001237 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=1.757 mas, bmaj=4.465 mas, bpa=-3.513 degrees ! Estimated noise=1033.79 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.05553 Jy ! Component: 100 - total flux cleaned = 1.28621 Jy ! Component: 150 - total flux cleaned = 1.35958 Jy ! Component: 200 - total flux cleaned = 1.39797 Jy ! Total flux subtracted in 200 components = 1.39797 Jy ! Clean residual min=-0.007921 max=0.019436 Jy/beam ! Clean residual mean=0.000110 rms=0.002313 Jy/beam ! Combined flux in latest and established models = 1.39797 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 18 model components to the UV plane model. ! The established model now contains 18 components and 1.39797 Jy ! Inverting map and beam ! Estimated beam: bmin=2.183 mas, bmaj=5.125 mas, bpa=-3.286 degrees ! Estimated noise=705.489 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 = 0.0397908 Jy ! Component: 100 - total flux cleaned = 0.0619597 Jy ! Component: 150 - total flux cleaned = 0.0757451 Jy ! Component: 200 - total flux cleaned = 0.085015 Jy ! Total flux subtracted in 200 components = 0.085015 Jy ! Clean residual min=-0.003799 max=0.005559 Jy/beam ! Clean residual mean=0.000057 rms=0.001220 Jy/beam ! Combined flux in latest and established models = 1.48298 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 79 components and 1.48298 Jy ! Inverting map ! Added new window around map position (-4.5, 11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00677273 Jy ! Component: 100 - total flux cleaned = 0.0119715 Jy ! Component: 150 - total flux cleaned = 0.0160287 Jy ! Component: 200 - total flux cleaned = 0.0192239 Jy ! Total flux subtracted in 200 components = 0.0192239 Jy ! Clean residual min=-0.003181 max=0.003931 Jy/beam ! Clean residual mean=0.000002 rms=0.000967 Jy/beam ! Combined flux in latest and established models = 1.50221 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 99 components and 1.50221 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=8.416 mas, bmaj=9.458 mas, bpa=-0.7077 degrees ! Estimated noise=947.558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00436447 Jy ! Component: 100 - total flux cleaned = 0.00645495 Jy ! Component: 150 - total flux cleaned = 0.00711043 Jy ! Component: 200 - total flux cleaned = 0.00769369 Jy ! Total flux subtracted in 200 components = 0.00769369 Jy ! Clean residual min=-0.004393 max=0.004818 Jy/beam ! Clean residual mean=-0.000082 rms=0.001318 Jy/beam ! Combined flux in latest and established models = 1.5099 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 = 0.000507551 Jy ! Component: 100 - total flux cleaned = 0.000767639 Jy ! Component: 150 - total flux cleaned = 0.000936181 Jy ! Component: 200 - total flux cleaned = 0.00106146 Jy ! Total flux subtracted in 200 components = 0.00106146 Jy ! Clean residual min=-0.004317 max=0.004854 Jy/beam ! Clean residual mean=-0.000089 rms=0.001306 Jy/beam ! Combined flux in latest and established models = 1.51096 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 140 components and 1.51096 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.183 mas, bmaj=5.125 mas, bpa=-3.286 degrees ! Estimated noise=705.489 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000277355 Jy ! Component: 100 - total flux cleaned = -0.000201085 Jy ! Component: 150 - total flux cleaned = -0.000621013 Jy ! Component: 200 - total flux cleaned = -0.000888211 Jy ! Total flux subtracted in 200 components = -0.000888211 Jy ! Clean residual min=-0.003124 max=0.003735 Jy/beam ! Clean residual mean=-0.000023 rms=0.000920 Jy/beam ! Combined flux in latest and established models = 1.51007 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 153 components and 1.51007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157250Jy sigma=0.001237 ! Fit after self-cal, rms=0.157247Jy sigma=0.001236 wmodel J1327+2210_S_2010_06_23_pus_map.mod ! Writing 153 model components to file: J1327+2210_S_2010_06_23_pus_map.mod wobs J1327+2210_S_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J1327+2210_S_2010_06_23_pus_uvs.fits wwins J1327+2210_S_2010_06_23_pus_map.win ! wwins: Wrote 4 windows to J1327+2210_S_2010_06_23_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 = 0.0016487 Jy ! Component: 100 - total flux cleaned = 0.002647 Jy ! Component: 150 - total flux cleaned = 0.00337815 Jy ! Component: 200 - total flux cleaned = 0.00386993 Jy ! Component: 250 - total flux cleaned = 0.00424313 Jy ! Component: 300 - total flux cleaned = 0.00439945 Jy ! Component: 350 - total flux cleaned = 0.00450144 Jy ! Component: 400 - total flux cleaned = 0.00465053 Jy ! Component: 450 - total flux cleaned = 0.00479649 Jy ! Component: 500 - total flux cleaned = 0.00479553 Jy ! Component: 550 - total flux cleaned = 0.00489074 Jy ! Component: 600 - total flux cleaned = 0.00503128 Jy ! Component: 650 - total flux cleaned = 0.0050774 Jy ! Component: 700 - total flux cleaned = 0.00521415 Jy ! Component: 750 - total flux cleaned = 0.00530372 Jy ! Component: 800 - total flux cleaned = 0.00534844 Jy ! Component: 850 - total flux cleaned = 0.0053489 Jy ! Component: 900 - total flux cleaned = 0.00556681 Jy ! Component: 950 - total flux cleaned = 0.00543802 Jy ! Component: 1000 - total flux cleaned = 0.00560905 Jy ! Component: 1050 - total flux cleaned = 0.00560897 Jy ! Component: 1100 - total flux cleaned = 0.00573455 Jy ! Component: 1150 - total flux cleaned = 0.00573422 Jy ! Component: 1200 - total flux cleaned = 0.00573445 Jy ! Component: 1250 - total flux cleaned = 0.00585722 Jy ! Component: 1300 - total flux cleaned = 0.00585676 Jy ! Component: 1350 - total flux cleaned = 0.00589706 Jy ! Component: 1400 - total flux cleaned = 0.00597629 Jy ! Component: 1450 - total flux cleaned = 0.00585773 Jy ! Component: 1500 - total flux cleaned = 0.0058976 Jy ! Component: 1550 - total flux cleaned = 0.00609279 Jy ! Component: 1600 - total flux cleaned = 0.0059765 Jy ! Component: 1650 - total flux cleaned = 0.00601521 Jy ! Component: 1700 - total flux cleaned = 0.00616772 Jy ! Component: 1750 - total flux cleaned = 0.00620538 Jy ! Component: 1800 - total flux cleaned = 0.00616796 Jy ! Component: 1850 - total flux cleaned = 0.00620514 Jy ! Component: 1900 - total flux cleaned = 0.00624249 Jy ! Component: 1950 - total flux cleaned = 0.00624263 Jy ! Component: 2000 - total flux cleaned = 0.0062793 Jy ! Total flux subtracted in 2048 components = 0.00635263 Jy ! Clean residual min=-0.002305 max=0.002807 Jy/beam ! Clean residual mean=-0.000026 rms=0.000705 Jy/beam ! Combined flux in latest and established models = 1.51643 Jy keep ! Adding 151 model components to the UV plane model. ! The established model now contains 304 components and 1.51643 Jy ![Exited script file: muppet] wmap "J1327+2210_S_2010_06_23_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.183 x 5.125 at -3.286 degrees (North through East) ! Clean map min=-0.0027396 max=1.3755 Jy/beam ! Writing clean map to FITS file: J1327+2210_S_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.37549 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000705778 device "J1327+2210_S_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J1327+2210_S_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.153934 0.153934 0.307867 0.615735 1.23147 2.46294 4.92588 9.85175 19.7035 39.407 78.814 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.375 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.183 x 5.125 at -3.286 degrees (North through East) ! Clean map min=-0.0027396 max=1.3755 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1327+2210_S_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J1327+2210_S_2010_06_23_pus_map.gif/vgif' mapplot cln