! Started logfile: J0238+1636_S_2007_12_05_pus_uvs.log on Sat Sep 11 23:13:16 2010 obs J0238+1636_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J0238+1636_S_2007_12_05_pus_uva.fits ! AN table 1: 94 integrations on 136 of 136 possible baselines. ! AN table 2: 147 integrations on 136 of 136 possible baselines. ! AN table 3: 128 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0724733 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0238+1636 ! ! 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 14548 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 1325 telescope corrections were flagged in sub-array 1. ! A total of 1894 telescope corrections were flagged in sub-array 2. ! A total of 1606 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1325 telescope corrections were flagged in sub-array 1. ! A total of 1894 telescope corrections were flagged in sub-array 2. ! A total of 1606 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1325 telescope corrections were flagged in sub-array 1. ! A total of 1894 telescope corrections were flagged in sub-array 2. ! A total of 1606 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1346 telescope corrections were flagged in sub-array 1. ! A total of 1993 telescope corrections were flagged in sub-array 2. ! A total of 1653 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.585607Jy sigma=0.003927 ! Fit after self-cal, rms=0.345797Jy sigma=0.001972 ! 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=1.631 mas, bmaj=2.65 mas, bpa=0.5305 degrees ! Estimated noise=1418.51 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 = 0.811027 Jy ! Component: 100 - total flux cleaned = 1.00793 Jy ! Total flux subtracted in 100 components = 1.00793 Jy ! Clean residual min=-0.028103 max=0.076475 Jy/beam ! Clean residual mean=0.000758 rms=0.008146 Jy/beam ! Combined flux in latest and established models = 1.00793 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 1.00793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.336262Jy sigma=0.001918 ! Fit after self-cal, rms=0.336357Jy sigma=0.001918 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0878069 Jy ! Component: 100 - total flux cleaned = 0.1374 Jy ! Total flux subtracted in 100 components = 0.1374 Jy ! Clean residual min=-0.019816 max=0.026229 Jy/beam ! Clean residual mean=0.000241 rms=0.005199 Jy/beam ! Combined flux in latest and established models = 1.14533 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 15 components and 1.14533 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.307589Jy sigma=0.001590 ! Fit after self-cal, rms=0.307428Jy sigma=0.001590 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.995 mas, bmaj=3.149 mas, bpa=-0.4988 degrees ! Estimated noise=886.043 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 = 0.0339874 Jy ! Component: 100 - total flux cleaned = 0.0488652 Jy ! Component: 150 - total flux cleaned = 0.0556221 Jy ! Component: 200 - total flux cleaned = 0.0567408 Jy ! Total flux subtracted in 200 components = 0.0567408 Jy ! Clean residual min=-0.021306 max=0.021570 Jy/beam ! Clean residual mean=-0.000536 rms=0.005220 Jy/beam ! Combined flux in latest and established models = 1.20207 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 1.20207 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.304134Jy sigma=0.001550 ! Fit after self-cal, rms=0.304142Jy sigma=0.001550 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.10 HH 1.04 HN 1.09 ! KB 0.99 KP 1.00* LA 0.99 MK 1.00* ! NL 0.92 NY 0.97 ON 1.13 OV 0.91 ! PT 1.01 SV 1.04 TS 0.97 WZ 0.98 ! ZC 1.02 ! ! A total of 57 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.02 HH 1.08 HN 1.13 ! KB 0.98 KP 1.00* LA 0.97 MK 1.00* ! NL 0.87 NY 1.02 ON 1.09 OV 0.88 ! PT 0.97 SV 1.05 TS 1.03 WZ 0.94 ! ZC 0.99 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.12 HH 1.07 HN 1.03 ! KB 1.00* KP 1.00* LA 1.01 MK 1.00* ! NL 0.93 NY 0.97 ON 0.99 OV 1.00* ! PT 1.03 SV 1.03 TS 1.00* WZ 0.96 ! ZC 1.00 ! ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HH 1.06 HN 1.09 ! KB 1.05 KP 1.00* LA 1.09 MK 1.00* ! NL 0.97 NY 0.99 ON 0.98 OV 0.95 ! PT 1.02 SV 1.04 TS 1.02 WZ 0.92 ! ZC 1.01 ! ! A total of 57 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.93 HH 1.07 HN 1.13 ! KB 1.06 KP 1.00* LA 1.05 MK 1.00* ! NL 0.88 NY 1.02 ON 0.95 OV 0.90 ! PT 0.97 SV 1.06 TS 1.04 WZ 0.90 ! ZC 0.98 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.03 HH 1.19 HN 1.03 ! KB 1.00* KP 1.00* LA 1.10 MK 1.00* ! NL 0.95 NY 1.08 ON 1.04 OV 1.00* ! PT 1.05 SV 1.06 TS 1.00* WZ 1.08 ! ZC 1.04 ! ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HH 0.97 HN 1.14 ! KB 1.03 KP 1.00* LA 1.00 MK 1.00* ! NL 0.99 NY 0.90 ON 0.93 OV 1.01 ! PT 1.05 SV 0.93 TS 0.93 WZ 0.97 ! ZC 0.99 ! ! A total of 57 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.95 HH 0.95 HN 1.16 ! KB 1.03 KP 1.00* LA 0.96 MK 1.00* ! NL 0.93 NY 0.90 ON 0.92 OV 0.97 ! PT 1.01 SV 0.95 TS 0.95 WZ 0.99 ! ZC 1.01 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.03 HH 0.98 HN 1.05 ! KB 1.00* KP 1.00* LA 1.03 MK 1.00* ! NL 0.99 NY 0.90 ON 0.92 OV 1.00* ! PT 1.08 SV 0.92 TS 1.00* WZ 0.98 ! ZC 1.04 ! ! ! Correcting IF 4. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HH 0.89 HN 1.09 ! KB 1.07 KP 1.00* LA 1.01 MK 1.00* ! NL 0.90 NY 0.95 ON 1.00 OV 0.99 ! PT 0.95 SV 1.00* TS 1.04 WZ 0.97 ! ZC 1.08 ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.97 HH 0.96 HN 1.17 ! KB 1.02 KP 1.00* LA 0.96 MK 1.00* ! NL 0.85 NY 0.91 ON 0.93 OV 0.95 ! PT 0.90 SV 1.00* TS 1.03 WZ 1.01 ! ZC 1.14 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.02 HH 0.97 HN 1.06 ! KB 1.00* KP 1.00* LA 1.03 MK 1.00* ! NL 0.92 NY 0.90 ON 0.93 OV 1.00* ! PT 0.95 SV 1.00* TS 1.00* WZ 0.98 ! ZC 1.08 ! ! ! Fit before self-cal, rms=0.304142Jy sigma=0.001550 ! Fit after self-cal, rms=0.284547Jy sigma=0.001379 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.983 mas, bmaj=3.265 mas, bpa=-0.7726 degrees ! Estimated noise=896.821 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 = 0.00101295 Jy ! Component: 100 - total flux cleaned = 0.00122209 Jy ! Component: 150 - total flux cleaned = 0.0013897 Jy ! Component: 200 - total flux cleaned = 0.00143667 Jy ! Total flux subtracted in 200 components = 0.00143667 Jy ! Clean residual min=-0.005858 max=0.007811 Jy/beam ! Clean residual mean=0.000952 rms=0.001782 Jy/beam ! Combined flux in latest and established models = 1.20351 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 26 components and 1.20351 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.284526Jy sigma=0.001379 ! Fit after self-cal, rms=0.284388Jy sigma=0.001379 ! 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=0.284388Jy sigma=0.001379 ! Fit after self-cal, rms=0.284795Jy sigma=0.001359 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.981 mas, bmaj=3.266 mas, bpa=-0.7131 degrees ! Estimated noise=897.502 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0025222 Jy ! Component: 100 - total flux cleaned = 0.0027762 Jy ! Component: 150 - total flux cleaned = 0.00292958 Jy ! Component: 200 - total flux cleaned = 0.00301542 Jy ! Total flux subtracted in 200 components = 0.00301542 Jy ! Clean residual min=-0.005039 max=0.007026 Jy/beam ! Clean residual mean=0.000696 rms=0.001486 Jy/beam ! Combined flux in latest and established models = 1.20653 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 30 components and 1.20653 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.284780Jy sigma=0.001359 ! Fit after self-cal, rms=0.284817Jy sigma=0.001359 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 (8, 19.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00642026 Jy ! Component: 100 - total flux cleaned = 0.00940902 Jy ! Component: 150 - total flux cleaned = 0.0105689 Jy ! Component: 200 - total flux cleaned = 0.0108984 Jy ! Total flux subtracted in 200 components = 0.0108984 Jy ! Clean residual min=-0.004178 max=0.006043 Jy/beam ! Clean residual mean=0.000414 rms=0.001327 Jy/beam ! Combined flux in latest and established models = 1.21742 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 42 components and 1.21742 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.284666Jy sigma=0.001357 ! Fit after self-cal, rms=0.284644Jy sigma=0.001357 ! Inverting map ! Added new window around map position (18, 15.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00371437 Jy ! Component: 100 - total flux cleaned = 0.00381571 Jy ! Component: 150 - total flux cleaned = 0.00444562 Jy ! Component: 200 - total flux cleaned = 0.00498791 Jy ! Total flux subtracted in 200 components = 0.00498791 Jy ! Clean residual min=-0.004125 max=0.005304 Jy/beam ! Clean residual mean=0.000286 rms=0.001217 Jy/beam ! Combined flux in latest and established models = 1.22241 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 55 components and 1.22241 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.284460Jy sigma=0.001356 ! Fit after self-cal, rms=0.284450Jy sigma=0.001356 ! Inverting map ! Added new window around map position (62, 15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00350987 Jy ! Component: 100 - total flux cleaned = 0.0038496 Jy ! Component: 150 - total flux cleaned = 0.00413875 Jy ! Component: 200 - total flux cleaned = 0.00446944 Jy ! Total flux subtracted in 200 components = 0.00446944 Jy ! Clean residual min=-0.004255 max=0.004729 Jy/beam ! Clean residual mean=0.000216 rms=0.001175 Jy/beam ! Combined flux in latest and established models = 1.22688 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 73 components and 1.22688 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.284312Jy sigma=0.001355 ! Fit after self-cal, rms=0.284300Jy sigma=0.001355 ! 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=0.284300Jy sigma=0.001355 ! Fit after self-cal, rms=0.285933Jy sigma=0.001350 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.982 mas, bmaj=3.268 mas, bpa=-0.7682 degrees ! Estimated noise=897.863 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00058692 Jy ! Component: 100 - total flux cleaned = 0.000657229 Jy ! Component: 150 - total flux cleaned = 0.000798576 Jy ! Component: 200 - total flux cleaned = 0.000929788 Jy ! Total flux subtracted in 200 components = 0.000929788 Jy ! Clean residual min=-0.004508 max=0.004644 Jy/beam ! Clean residual mean=0.000062 rms=0.001080 Jy/beam ! Combined flux in latest and established models = 1.22781 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 87 components and 1.22781 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285862Jy sigma=0.001349 ! Fit after self-cal, rms=0.285866Jy sigma=0.001349 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 (-14.5, 29.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00350775 Jy ! Component: 100 - total flux cleaned = 0.00359895 Jy ! Component: 150 - total flux cleaned = 0.0036713 Jy ! Component: 200 - total flux cleaned = 0.00380489 Jy ! Total flux subtracted in 200 components = 0.00380489 Jy ! Clean residual min=-0.004397 max=0.003916 Jy/beam ! Clean residual mean=-0.000044 rms=0.001029 Jy/beam ! Combined flux in latest and established models = 1.23162 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 100 components and 1.23162 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285743Jy sigma=0.001349 ! Fit after self-cal, rms=0.285719Jy sigma=0.001349 ! 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=0.285719Jy sigma=0.001349 ! Fit after self-cal, rms=0.285580Jy sigma=0.001349 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=10.54 mas, bmaj=12.31 mas, bpa=23.75 degrees ! Estimated noise=1163.23 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186719 Jy ! Component: 100 - total flux cleaned = 0.00291309 Jy ! Component: 150 - total flux cleaned = 0.00315125 Jy ! Component: 200 - total flux cleaned = 0.00339993 Jy ! Total flux subtracted in 200 components = 0.00339993 Jy ! Clean residual min=-0.003914 max=0.003735 Jy/beam ! Clean residual mean=-0.000130 rms=0.001308 Jy/beam ! Combined flux in latest and established models = 1.23502 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 112 components and 1.23502 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285573Jy sigma=0.001348 ! Fit after self-cal, rms=0.285573Jy 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) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000400837 Jy ! Component: 100 - total flux cleaned = 0.000527131 Jy ! Component: 150 - total flux cleaned = 0.00055591 Jy ! Component: 200 - total flux cleaned = 0.000611399 Jy ! Total flux subtracted in 200 components = 0.000611399 Jy ! Clean residual min=-0.003911 max=0.003732 Jy/beam ! Clean residual mean=-0.000174 rms=0.001304 Jy/beam ! Combined flux in latest and established models = 1.23563 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 118 components and 1.23563 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285569Jy sigma=0.001348 ! Fit after self-cal, rms=0.285570Jy sigma=0.001348 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=1.982 mas, bmaj=3.269 mas, bpa=-0.7272 degrees ! Estimated noise=898.073 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.982 x 3.269 at -0.7272 degrees (North through East) ! Clean map min=-0.0034996 max=1.0669 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=0.285570Jy sigma=0.001348 ! Fit after self-cal, rms=0.476309Jy sigma=0.001162 ! Inverting map and beam ! Estimated beam: bmin=1.983 mas, bmaj=3.271 mas, bpa=-0.7398 degrees ! Estimated noise=897.903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000616431 Jy ! Component: 100 - total flux cleaned = 0.000807305 Jy ! Component: 150 - total flux cleaned = 0.000863919 Jy ! Component: 200 - total flux cleaned = 0.000916715 Jy ! Total flux subtracted in 200 components = 0.000916715 Jy ! Clean residual min=-0.003527 max=0.003713 Jy/beam ! Clean residual mean=0.000027 rms=0.000940 Jy/beam ! Combined flux in latest and established models = 1.23654 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 131 components and 1.23654 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.476266Jy sigma=0.001162 ! Fit after self-cal, rms=0.476271Jy sigma=0.001162 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.45365e-05 Jy ! Component: 100 - total flux cleaned = 5.58181e-05 Jy ! Component: 150 - total flux cleaned = 5.6202e-05 Jy ! Component: 200 - total flux cleaned = 5.59183e-05 Jy ! Total flux subtracted in 200 components = 5.59183e-05 Jy ! Clean residual min=-0.003484 max=0.003762 Jy/beam ! Clean residual mean=0.000024 rms=0.000935 Jy/beam ! Combined flux in latest and established models = 1.2366 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 137 components and 1.2366 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.476240Jy sigma=0.001162 ! Fit after self-cal, rms=0.476237Jy sigma=0.001162 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.476237Jy sigma=0.001162 ! Fit after self-cal, rms=0.577944Jy sigma=0.001162 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=1.627 mas, bmaj=2.655 mas, bpa=-0.4132 degrees ! Estimated noise=1488.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.813191 Jy ! Component: 100 - total flux cleaned = 1.00813 Jy ! Component: 150 - total flux cleaned = 1.09048 Jy ! Component: 200 - total flux cleaned = 1.13678 Jy ! Total flux subtracted in 200 components = 1.13678 Jy ! Clean residual min=-0.009081 max=0.024528 Jy/beam ! Clean residual mean=0.000315 rms=0.002761 Jy/beam ! Combined flux in latest and established models = 1.13678 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 17 model components to the UV plane model. ! The established model now contains 17 components and 1.13678 Jy ! Inverting map and beam ! Estimated beam: bmin=1.983 mas, bmaj=3.272 mas, bpa=-0.7376 degrees ! Estimated noise=897.951 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 = 0.0378212 Jy ! Component: 100 - total flux cleaned = 0.0549358 Jy ! Component: 150 - total flux cleaned = 0.0647396 Jy ! Component: 200 - total flux cleaned = 0.0722068 Jy ! Total flux subtracted in 200 components = 0.0722068 Jy ! Clean residual min=-0.004125 max=0.007490 Jy/beam ! Clean residual mean=0.000762 rms=0.001301 Jy/beam ! Combined flux in latest and established models = 1.20899 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 33 components and 1.20899 Jy ! Inverting map ! Added new window around map position (2, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00705784 Jy ! Component: 100 - total flux cleaned = 0.0121163 Jy ! Component: 150 - total flux cleaned = 0.0162826 Jy ! Component: 200 - total flux cleaned = 0.0184366 Jy ! Total flux subtracted in 200 components = 0.0184366 Jy ! Clean residual min=-0.003647 max=0.004937 Jy/beam ! Clean residual mean=0.000304 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 1.22743 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 58 components and 1.22743 Jy ! Inverting map ! Added new window around map position (-5.5, -19.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00352458 Jy ! Component: 100 - total flux cleaned = 0.00451411 Jy ! Component: 150 - total flux cleaned = 0.00529665 Jy ! Component: 200 - total flux cleaned = 0.00621665 Jy ! Total flux subtracted in 200 components = 0.00621665 Jy ! Clean residual min=-0.003800 max=0.003903 Jy/beam ! Clean residual mean=0.000142 rms=0.000994 Jy/beam ! Combined flux in latest and established models = 1.23364 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 73 components and 1.23364 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=10.53 mas, bmaj=12.31 mas, bpa=23.75 degrees ! Estimated noise=1162.87 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00232998 Jy ! Component: 100 - total flux cleaned = 0.00364284 Jy ! Component: 150 - total flux cleaned = 0.0039145 Jy ! Component: 200 - total flux cleaned = 0.00416085 Jy ! Total flux subtracted in 200 components = 0.00416085 Jy ! Clean residual min=-0.003647 max=0.003709 Jy/beam ! Clean residual mean=0.000081 rms=0.001206 Jy/beam ! Combined flux in latest and established models = 1.2378 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 = 0.000226377 Jy ! Component: 100 - total flux cleaned = 0.000393933 Jy ! Component: 150 - total flux cleaned = 0.000550514 Jy ! Component: 200 - total flux cleaned = 0.000659782 Jy ! Total flux subtracted in 200 components = 0.000659782 Jy ! Clean residual min=-0.003631 max=0.003553 Jy/beam ! Clean residual mean=0.000037 rms=0.001180 Jy/beam ! Combined flux in latest and established models = 1.23846 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 96 components and 1.23846 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.983 mas, bmaj=3.272 mas, bpa=-0.7376 degrees ! Estimated noise=897.951 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.001383 Jy ! Component: 100 - total flux cleaned = -0.00147571 Jy ! Component: 150 - total flux cleaned = -0.00139108 Jy ! Component: 200 - total flux cleaned = -0.00139145 Jy ! Total flux subtracted in 200 components = -0.00139145 Jy ! Clean residual min=-0.003755 max=0.003626 Jy/beam ! Clean residual mean=0.000044 rms=0.000941 Jy/beam ! Combined flux in latest and established models = 1.23707 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 111 components and 1.23707 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.577896Jy sigma=0.001162 ! Fit after self-cal, rms=0.577958Jy sigma=0.001162 wmodel J0238+1636_S_2007_12_05_pus_map.mod ! Writing 111 model components to file: J0238+1636_S_2007_12_05_pus_map.mod wobs J0238+1636_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J0238+1636_S_2007_12_05_pus_uvs.fits wwins J0238+1636_S_2007_12_05_pus_map.win ! wwins: Wrote 7 windows to J0238+1636_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 = -0.000679958 Jy ! Component: 100 - total flux cleaned = -0.000558426 Jy ! Component: 150 - total flux cleaned = -0.000617129 Jy ! Component: 200 - total flux cleaned = -0.000843709 Jy ! Component: 250 - total flux cleaned = -0.000842426 Jy ! Component: 300 - total flux cleaned = -0.000841983 Jy ! Component: 350 - total flux cleaned = -0.000947414 Jy ! Component: 400 - total flux cleaned = -0.000947279 Jy ! Component: 450 - total flux cleaned = -0.000896776 Jy ! Component: 500 - total flux cleaned = -0.000947506 Jy ! Component: 550 - total flux cleaned = -0.00104628 Jy ! Component: 600 - total flux cleaned = -0.000997436 Jy ! Component: 650 - total flux cleaned = -0.000997144 Jy ! Component: 700 - total flux cleaned = -0.000997253 Jy ! Component: 750 - total flux cleaned = -0.00104402 Jy ! Component: 800 - total flux cleaned = -0.000997466 Jy ! Component: 850 - total flux cleaned = -0.000951948 Jy ! Component: 900 - total flux cleaned = -0.000951907 Jy ! Component: 950 - total flux cleaned = -0.000907343 Jy ! Component: 1000 - total flux cleaned = -0.000863309 Jy ! Component: 1050 - total flux cleaned = -0.000906773 Jy ! Component: 1100 - total flux cleaned = -0.000863339 Jy ! Component: 1150 - total flux cleaned = -0.000820413 Jy ! Component: 1200 - total flux cleaned = -0.000778137 Jy ! Component: 1250 - total flux cleaned = -0.000778151 Jy ! Component: 1300 - total flux cleaned = -0.000695073 Jy ! Component: 1350 - total flux cleaned = -0.000694986 Jy ! Component: 1400 - total flux cleaned = -0.000653739 Jy ! Component: 1450 - total flux cleaned = -0.000532514 Jy ! Component: 1500 - total flux cleaned = -0.000452922 Jy ! Component: 1550 - total flux cleaned = -0.000413635 Jy ! Component: 1600 - total flux cleaned = -0.000413515 Jy ! Component: 1650 - total flux cleaned = -0.000374454 Jy ! Component: 1700 - total flux cleaned = -0.000297016 Jy ! Component: 1750 - total flux cleaned = -0.000297099 Jy ! Component: 1800 - total flux cleaned = -0.000258941 Jy ! Component: 1850 - total flux cleaned = -0.000221363 Jy ! Component: 1900 - total flux cleaned = -0.000221339 Jy ! Component: 1950 - total flux cleaned = -0.000221536 Jy ! Component: 2000 - total flux cleaned = -0.00022148 Jy ! Total flux subtracted in 2048 components = -0.000184728 Jy ! Clean residual min=-0.001994 max=0.002374 Jy/beam ! Clean residual mean=0.000005 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 1.23689 Jy keep ! Adding 130 model components to the UV plane model. ! The established model now contains 241 components and 1.23689 Jy wmap "J0238+1636_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.983 x 3.272 at -0.7376 degrees (North through East) ! Clean map min=-0.0030811 max=1.0708 Jy/beam ! Writing clean map to FITS file: J0238+1636_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 1.07078 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000662203 device "J0238+1636_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0238+1636_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.185528 0.185528 0.371057 0.742113 1.48423 2.96845 5.93691 11.8738 23.7476 47.4953 94.9905 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.07 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.983 x 3.272 at -0.7376 degrees (North through East) ! Clean map min=-0.0030811 max=1.0708 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0238+1636_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0238+1636_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0238+1636_S_2007_12_05_pus_uvs.log closed on Sat Sep 11 23:13:23 2010