! Started logfile: J1802-3940_S_2010_10_13_pus_uvs.log on Mon Feb 28 00:04:08 2011 obs J1802-3940_S_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1802-3940_S_2010_10_13_pus_uva.fits ! AN table 1: 53 integrations on 105 of 105 possible baselines. ! AN table 2: 58 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.140283 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1802-3940 ! ! 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 3545 lines of history. ! ! Reading 6540 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 J1802-3940_S_2010_10_13_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 542 telescope corrections were flagged in sub-array 1. ! A total of 578 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 542 telescope corrections were flagged in sub-array 1. ! A total of 578 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 542 telescope corrections were flagged in sub-array 1. ! A total of 578 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 542 telescope corrections were flagged in sub-array 1. ! A total of 578 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.682342Jy sigma=0.006174 ! Fit after self-cal, rms=0.579762Jy sigma=0.005319 ! 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=2.311 mas, bmaj=8.624 mas, bpa=-9.72 degrees ! Estimated noise=1694.1 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 = 0.958929 Jy ! Component: 100 - total flux cleaned = 1.25341 Jy ! Total flux subtracted in 100 components = 1.25341 Jy ! Clean residual min=-0.063446 max=0.131292 Jy/beam ! Clean residual mean=0.003213 rms=0.020441 Jy/beam ! Combined flux in latest and established models = 1.25341 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 1.25341 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.409655Jy sigma=0.003731 ! Fit after self-cal, rms=0.409631Jy sigma=0.003731 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.151818 Jy ! Component: 100 - total flux cleaned = 0.245714 Jy ! Total flux subtracted in 100 components = 0.245714 Jy ! Clean residual min=-0.044728 max=0.078646 Jy/beam ! Clean residual mean=0.001512 rms=0.012536 Jy/beam ! Combined flux in latest and established models = 1.49912 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 24 components and 1.49912 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.284216Jy sigma=0.002464 ! Fit after self-cal, rms=0.284218Jy sigma=0.002464 ! Inverting map ! Added new window around map position (4.5, 6.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0776024 Jy ! Component: 100 - total flux cleaned = 0.127899 Jy ! Total flux subtracted in 100 components = 0.127899 Jy ! Clean residual min=-0.038151 max=0.066512 Jy/beam ! Clean residual mean=0.000666 rms=0.009550 Jy/beam ! Combined flux in latest and established models = 1.62702 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 47 components and 1.62702 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.236366Jy sigma=0.001989 ! Fit after self-cal, rms=0.233255Jy sigma=0.001959 ! 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=2.862 mas, bmaj=10.97 mas, bpa=-10.29 degrees ! Estimated noise=1025.95 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 = 0.0919415 Jy ! Component: 100 - total flux cleaned = 0.140423 Jy ! Component: 150 - total flux cleaned = 0.167474 Jy ! Component: 200 - total flux cleaned = 0.182647 Jy ! Total flux subtracted in 200 components = 0.182647 Jy ! Clean residual min=-0.021666 max=0.047372 Jy/beam ! Clean residual mean=-0.001102 rms=0.008032 Jy/beam ! Combined flux in latest and established models = 1.80967 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 76 components and 1.80967 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198992Jy sigma=0.001593 ! Fit after self-cal, rms=0.197073Jy sigma=0.001570 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00 KP 0.96 LA 1.03 ! MK 1.02 NL 1.33 NY 1.00* OV 0.96 ! PT 1.00 SC 1.00 TS 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.99 HH 1.00* HN 1.00* ! KB 1.00* KK 1.04 KP 0.95 LA 1.02 ! MK 1.05 NL 1.14 NY 1.00* OV 0.95 ! PT 0.98 SC 1.01 TS 1.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.01 HH 1.00* HN 1.00* ! KB 1.00* KK 0.97 KP 0.99 LA 1.00 ! MK 0.96 NL 1.43 NY 1.00* OV 1.02 ! PT 1.01 SC 0.98 TS 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.99 HH 1.00* HN 1.00* ! KB 1.00* KK 1.03 KP 0.98 LA 0.98 ! MK 1.01 NL 1.16 NY 1.00* OV 1.01 ! PT 1.00 SC 1.04 TS 1.00* ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00* ! KB 1.00* KK 0.95 KP 1.01 LA 0.99 ! MK 0.96 NL 1.34 NY 1.00* OV 1.00 ! PT 1.01 SC 0.99 TS 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.99 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00 KP 1.00 LA 0.98 ! MK 0.96 NL 1.17 NY 1.00* OV 1.00 ! PT 0.99 SC 0.99 TS 1.00* ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00* ! KB 1.00* KK 0.96 KP 0.99 LA 1.00 ! MK 0.95 NL 1.33 NY 1.00* OV 0.98 ! PT 1.00 SC 1.00 TS 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.99 HH 1.00* HN 1.00* ! KB 1.00* KK 0.99 KP 0.98 LA 0.97 ! MK 0.94 NL 1.13 NY 1.00* OV 0.96 ! PT 1.00 SC 1.06 TS 1.00* ! ! ! Fit before self-cal, rms=0.197073Jy sigma=0.001570 ! Fit after self-cal, rms=0.175435Jy sigma=0.001378 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.982 mas, bmaj=11.07 mas, bpa=-11.42 degrees ! Estimated noise=1044.62 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00216545 Jy ! Component: 100 - total flux cleaned = -0.00210472 Jy ! Component: 150 - total flux cleaned = -0.00158483 Jy ! Component: 200 - total flux cleaned = -0.00138643 Jy ! Total flux subtracted in 200 components = -0.00138643 Jy ! Clean residual min=-0.008904 max=0.009303 Jy/beam ! Clean residual mean=-0.000561 rms=0.002683 Jy/beam ! Combined flux in latest and established models = 1.80828 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 91 components and 1.80828 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173906Jy sigma=0.001368 ! Fit after self-cal, rms=0.173685Jy sigma=0.001366 ! 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=0.173685Jy sigma=0.001366 ! Fit after self-cal, rms=0.173527Jy sigma=0.001359 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.977 mas, bmaj=11.07 mas, bpa=-11.43 degrees ! Estimated noise=1044.21 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00232094 Jy ! Component: 100 - total flux cleaned = -0.0018055 Jy ! Component: 150 - total flux cleaned = -0.00139567 Jy ! Component: 200 - total flux cleaned = -0.00122032 Jy ! Total flux subtracted in 200 components = -0.00122032 Jy ! Clean residual min=-0.008441 max=0.008667 Jy/beam ! Clean residual mean=-0.000506 rms=0.002500 Jy/beam ! Combined flux in latest and established models = 1.80706 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 96 components and 1.80706 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172611Jy sigma=0.001354 ! Fit after self-cal, rms=0.172354Jy sigma=0.001353 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 = -0.00218059 Jy ! Component: 100 - total flux cleaned = -0.00186005 Jy ! Component: 150 - total flux cleaned = -0.00172096 Jy ! Component: 200 - total flux cleaned = -0.00171874 Jy ! Total flux subtracted in 200 components = -0.00171874 Jy ! Clean residual min=-0.007954 max=0.008696 Jy/beam ! Clean residual mean=-0.000485 rms=0.002452 Jy/beam ! Combined flux in latest and established models = 1.80534 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 99 components and 1.80534 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171990Jy sigma=0.001351 ! Fit after self-cal, rms=0.171881Jy sigma=0.001350 ! 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=0.171881Jy sigma=0.001350 ! Fit after self-cal, rms=0.168718Jy sigma=0.001318 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.97 mas, bmaj=11.08 mas, bpa=-11.43 degrees ! Estimated noise=1042.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00108356 Jy ! Component: 100 - total flux cleaned = -0.00108183 Jy ! Component: 150 - total flux cleaned = -0.00107402 Jy ! Component: 200 - total flux cleaned = -0.00118154 Jy ! Total flux subtracted in 200 components = -0.00118154 Jy ! Clean residual min=-0.008238 max=0.007210 Jy/beam ! Clean residual mean=-0.000281 rms=0.002066 Jy/beam ! Combined flux in latest and established models = 1.80416 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 107 components and 1.80416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168313Jy sigma=0.001316 ! Fit after self-cal, rms=0.168204Jy sigma=0.001315 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 = -0.00135668 Jy ! Component: 100 - total flux cleaned = -0.0013505 Jy ! Component: 150 - total flux cleaned = -0.00125796 Jy ! Component: 200 - total flux cleaned = -0.0013414 Jy ! Total flux subtracted in 200 components = -0.0013414 Jy ! Clean residual min=-0.007946 max=0.007235 Jy/beam ! Clean residual mean=-0.000265 rms=0.002051 Jy/beam ! Combined flux in latest and established models = 1.80282 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 111 components and 1.80282 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168029Jy sigma=0.001314 ! Fit after self-cal, rms=0.167972Jy sigma=0.001314 ! 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=0.167972Jy sigma=0.001314 ! Fit after self-cal, rms=0.168139Jy sigma=0.001313 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.556 mas, bmaj=31.5 mas, bpa=-3.505 degrees ! Estimated noise=1322.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00141198 Jy ! Component: 100 - total flux cleaned = -0.00139957 Jy ! Component: 150 - total flux cleaned = -0.00138608 Jy ! Component: 200 - total flux cleaned = -0.00138419 Jy ! Total flux subtracted in 200 components = -0.00138419 Jy ! Clean residual min=-0.009617 max=0.006819 Jy/beam ! Clean residual mean=-0.000452 rms=0.002501 Jy/beam ! Combined flux in latest and established models = 1.80143 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 120 components and 1.80143 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168010Jy sigma=0.001313 ! Fit after self-cal, rms=0.167933Jy sigma=0.001313 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 = -0.000805464 Jy ! Component: 100 - total flux cleaned = -0.000794879 Jy ! Component: 150 - total flux cleaned = -0.000785586 Jy ! Component: 200 - total flux cleaned = -0.000781331 Jy ! Total flux subtracted in 200 components = -0.000781331 Jy ! Clean residual min=-0.009456 max=0.006953 Jy/beam ! Clean residual mean=-0.000431 rms=0.002501 Jy/beam ! Combined flux in latest and established models = 1.80065 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 122 components and 1.80065 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167885Jy sigma=0.001313 ! Fit after self-cal, rms=0.167840Jy sigma=0.001312 ! 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=2.967 mas, bmaj=11.08 mas, bpa=-11.44 degrees ! Estimated noise=1042.28 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.967 x 11.08 at -11.44 degrees (North through East) ! Clean map min=-0.0073349 max=1.2983 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=0.167840Jy sigma=0.001312 ! Fit after self-cal, rms=0.146069Jy sigma=0.001108 ! Inverting map and beam ! Estimated beam: bmin=2.966 mas, bmaj=11.07 mas, bpa=-11.42 degrees ! Estimated noise=1042.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00179921 Jy ! Component: 100 - total flux cleaned = -0.00180675 Jy ! Component: 150 - total flux cleaned = -0.00180467 Jy ! Component: 200 - total flux cleaned = -0.00180269 Jy ! Total flux subtracted in 200 components = -0.00180269 Jy ! Clean residual min=-0.007486 max=0.006000 Jy/beam ! Clean residual mean=-0.000230 rms=0.001824 Jy/beam ! Combined flux in latest and established models = 1.79885 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 128 components and 1.79885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145880Jy sigma=0.001107 ! Fit after self-cal, rms=0.145822Jy sigma=0.001107 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000859169 Jy ! Component: 100 - total flux cleaned = -0.000780303 Jy ! Component: 150 - total flux cleaned = -0.00078064 Jy ! Component: 200 - total flux cleaned = -0.000841742 Jy ! Total flux subtracted in 200 components = -0.000841742 Jy ! Clean residual min=-0.007165 max=0.005984 Jy/beam ! Clean residual mean=-0.000220 rms=0.001812 Jy/beam ! Combined flux in latest and established models = 1.79801 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 132 components and 1.79801 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145716Jy sigma=0.001106 ! Fit after self-cal, rms=0.145685Jy sigma=0.001106 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145685Jy sigma=0.001106 ! Fit after self-cal, rms=0.145805Jy sigma=0.001106 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=2.302 mas, bmaj=8.695 mas, bpa=-9.679 degrees ! Estimated noise=1713.82 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.962998 Jy ! Component: 100 - total flux cleaned = 1.26415 Jy ! Component: 150 - total flux cleaned = 1.42378 Jy ! Component: 200 - total flux cleaned = 1.5252 Jy ! Total flux subtracted in 200 components = 1.5252 Jy ! Clean residual min=-0.021716 max=0.054833 Jy/beam ! Clean residual mean=0.001677 rms=0.009171 Jy/beam ! Combined flux in latest and established models = 1.5252 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 36 model components to the UV plane model. ! The established model now contains 36 components and 1.5252 Jy ! Inverting map and beam ! Estimated beam: bmin=2.965 mas, bmaj=11.06 mas, bpa=-11.42 degrees ! Estimated noise=1041.57 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 = 0.130558 Jy ! Component: 100 - total flux cleaned = 0.193506 Jy ! Component: 150 - total flux cleaned = 0.22594 Jy ! Component: 200 - total flux cleaned = 0.243354 Jy ! Total flux subtracted in 200 components = 0.243354 Jy ! Clean residual min=-0.007735 max=0.011523 Jy/beam ! Clean residual mean=0.000132 rms=0.003189 Jy/beam ! Combined flux in latest and established models = 1.76855 Jy ! Adding 78 model components to the UV plane model. ! The established model now contains 105 components and 1.76855 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=9.566 mas, bmaj=31.5 mas, bpa=-3.478 degrees ! Estimated noise=1322.85 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.01442 Jy ! Component: 100 - total flux cleaned = 0.019737 Jy ! Component: 150 - total flux cleaned = 0.0210298 Jy ! Component: 200 - total flux cleaned = 0.0212601 Jy ! Total flux subtracted in 200 components = 0.0212601 Jy ! Clean residual min=-0.009107 max=0.007774 Jy/beam ! Clean residual mean=-0.000243 rms=0.002818 Jy/beam ! Combined flux in latest and established models = 1.78981 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 = 0.000217574 Jy ! Component: 100 - total flux cleaned = 0.000423057 Jy ! Component: 150 - total flux cleaned = 0.000617218 Jy ! Component: 200 - total flux cleaned = 0.00080051 Jy ! Total flux subtracted in 200 components = 0.00080051 Jy ! Clean residual min=-0.009085 max=0.007357 Jy/beam ! Clean residual mean=-0.000264 rms=0.002733 Jy/beam ! Combined flux in latest and established models = 1.79061 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 123 components and 1.79061 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.965 mas, bmaj=11.06 mas, bpa=-11.42 degrees ! Estimated noise=1041.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000142511 Jy ! Component: 100 - total flux cleaned = 2.12534e-05 Jy ! Component: 150 - total flux cleaned = -8.09233e-05 Jy ! Component: 200 - total flux cleaned = -0.000251467 Jy ! Total flux subtracted in 200 components = -0.000251467 Jy ! Clean residual min=-0.006281 max=0.007067 Jy/beam ! Clean residual mean=-0.000142 rms=0.001894 Jy/beam ! Combined flux in latest and established models = 1.79036 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 133 components and 1.79036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145683Jy sigma=0.001105 ! Fit after self-cal, rms=0.145549Jy sigma=0.001104 wmodel J1802-3940_S_2010_10_13_pus_map.mod ! Writing 133 model components to file: J1802-3940_S_2010_10_13_pus_map.mod wobs J1802-3940_S_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1802-3940_S_2010_10_13_pus_uvs.fits wwins J1802-3940_S_2010_10_13_pus_map.win ! wwins: Wrote 2 windows to J1802-3940_S_2010_10_13_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 = 0.00138491 Jy ! Component: 100 - total flux cleaned = 0.000745496 Jy ! Component: 150 - total flux cleaned = -0.000330063 Jy ! Component: 200 - total flux cleaned = -0.000790156 Jy ! Component: 250 - total flux cleaned = -0.00122191 Jy ! Component: 300 - total flux cleaned = -0.00179756 Jy ! Component: 350 - total flux cleaned = -0.00258917 Jy ! Component: 400 - total flux cleaned = -0.00320001 Jy ! Component: 450 - total flux cleaned = -0.00371767 Jy ! Component: 500 - total flux cleaned = -0.00422068 Jy ! Component: 550 - total flux cleaned = -0.00491684 Jy ! Component: 600 - total flux cleaned = -0.00545681 Jy ! Component: 650 - total flux cleaned = -0.00591709 Jy ! Component: 700 - total flux cleaned = -0.0061748 Jy ! Component: 750 - total flux cleaned = -0.00642612 Jy ! Component: 800 - total flux cleaned = -0.00667193 Jy ! Component: 850 - total flux cleaned = -0.00691284 Jy ! Component: 900 - total flux cleaned = -0.00714988 Jy ! Component: 950 - total flux cleaned = -0.00738171 Jy ! Component: 1000 - total flux cleaned = -0.00749525 Jy ! Component: 1050 - total flux cleaned = -0.00760759 Jy ! Component: 1100 - total flux cleaned = -0.00766345 Jy ! Component: 1150 - total flux cleaned = -0.00766408 Jy ! Component: 1200 - total flux cleaned = -0.00771849 Jy ! Component: 1250 - total flux cleaned = -0.00787698 Jy ! Component: 1300 - total flux cleaned = -0.00782543 Jy ! Component: 1350 - total flux cleaned = -0.00803024 Jy ! Component: 1400 - total flux cleaned = -0.00808027 Jy ! Component: 1450 - total flux cleaned = -0.00823008 Jy ! Component: 1500 - total flux cleaned = -0.00842631 Jy ! Component: 1550 - total flux cleaned = -0.00861945 Jy ! Component: 1600 - total flux cleaned = -0.00876306 Jy ! Component: 1650 - total flux cleaned = -0.00895221 Jy ! Component: 1700 - total flux cleaned = -0.00918447 Jy ! Component: 1750 - total flux cleaned = -0.00932256 Jy ! Component: 1800 - total flux cleaned = -0.00954973 Jy ! Component: 1850 - total flux cleaned = -0.00959432 Jy ! Component: 1900 - total flux cleaned = -0.00977236 Jy ! Component: 1950 - total flux cleaned = -0.00994766 Jy ! Component: 2000 - total flux cleaned = -0.00994753 Jy ! Total flux subtracted in 2048 components = -0.0100762 Jy ! Clean residual min=-0.002969 max=0.002337 Jy/beam ! Clean residual mean=-0.000063 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 1.78028 Jy keep ! Adding 132 model components to the UV plane model. ! The established model now contains 265 components and 1.78028 Jy ![Exited script file: muppet] wmap "J1802-3940_S_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.965 x 11.06 at -11.42 degrees (North through East) ! Clean map min=-0.0051548 max=1.3255 Jy/beam ! Writing clean map to FITS file: J1802-3940_S_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.3255 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000873723 device "J1802-3940_S_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1802-3940_S_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.197749 0.197749 0.395498 0.790997 1.58199 3.16399 6.32797 12.6559 25.3119 50.6238 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.325 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.965 x 11.06 at -11.42 degrees (North through East) ! Clean map min=-0.0051548 max=1.3255 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1802-3940_S_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1802-3940_S_2010_10_13_pus_map.gif/vgif' mapplot cln