! Started logfile: J1802-3940_S_2009_04_21_pus_uvs.log on Mon Jan 24 18:34:53 2011 obs J1802-3940_S_2009_04_21_pus_uva.fits ! Reading UV FITS file: J1802-3940_S_2009_04_21_pus_uva.fits ! AN table 1: 51 integrations on 120 of 120 possible baselines. ! AN table 2: 47 integrations on 120 of 120 possible baselines. ! AN table 3: 12 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0823485 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 2.23697e+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 1864 lines of history. ! ! Reading 4348 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_2009_04_21_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 628 telescope corrections were flagged in sub-array 1. ! A total of 607 telescope corrections were flagged in sub-array 2. ! A total of 132 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 628 telescope corrections were flagged in sub-array 1. ! A total of 607 telescope corrections were flagged in sub-array 2. ! A total of 132 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 628 telescope corrections were flagged in sub-array 1. ! A total of 607 telescope corrections were flagged in sub-array 2. ! A total of 132 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 628 telescope corrections were flagged in sub-array 1. ! A total of 607 telescope corrections were flagged in sub-array 2. ! A total of 132 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.480002Jy sigma=0.003231 ! Fit after self-cal, rms=0.363367Jy sigma=0.002415 ! 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=2.242 mas, bmaj=9.341 mas, bpa=-1.225 degrees ! Estimated noise=2257.33 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 = 0.622853 Jy ! Component: 100 - total flux cleaned = 0.817122 Jy ! Total flux subtracted in 100 components = 0.817122 Jy ! Clean residual min=-0.045963 max=0.097268 Jy/beam ! Clean residual mean=0.002214 rms=0.018150 Jy/beam ! Combined flux in latest and established models = 0.817122 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.817122 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.328236Jy sigma=0.002292 ! Fit after self-cal, rms=0.328220Jy sigma=0.002292 ! 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=2.645 mas, bmaj=11.3 mas, bpa=-1.547 degrees ! Estimated noise=1584.71 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 = 0.175304 Jy ! Component: 100 - total flux cleaned = 0.255577 Jy ! Component: 150 - total flux cleaned = 0.293963 Jy ! Component: 200 - total flux cleaned = 0.312847 Jy ! Total flux subtracted in 200 components = 0.312847 Jy ! Clean residual min=-0.020372 max=0.028439 Jy/beam ! Clean residual mean=-0.003930 rms=0.007433 Jy/beam ! Combined flux in latest and established models = 1.12997 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 65 components and 1.12997 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237727Jy sigma=0.001587 ! Fit after self-cal, rms=0.237646Jy sigma=0.001586 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 HN 1.00* KB 1.09 ! KK 1.03 KP 1.25 LA 1.03 MK 0.98 ! NL 1.00* NY 1.00* OV 0.95 PT 1.02 ! SC 1.00* TS 1.16 WZ 1.00* ZC 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.01 HN 1.00* KB 1.00* ! KK 1.04 KP 1.50 LA 0.99 MK 1.00 ! NL 1.32 NY 1.00* OV 0.87 PT 1.00 ! SC 1.04 TS 1.00* WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.99 HN 1.00* KB 1.00* ! KK 1.00* KP 1.00 LA 1.07 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.03 ! SC 1.07 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 HN 1.00* KB 1.13 ! KK 0.95 KP 0.98 LA 0.98 MK 0.99 ! NL 1.00* NY 1.00* OV 0.96 PT 0.99 ! SC 1.00* TS 1.04 WZ 1.00* ZC 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.94 HN 1.00* KB 1.00* ! KK 1.10 KP 0.96 LA 1.06 MK 0.99 ! NL 1.35 NY 1.00* OV 0.92 PT 0.95 ! SC 1.03 TS 1.00* WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.99 HN 1.00* KB 1.00* ! KK 1.00* KP 1.04 LA 1.02 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.03 ! SC 1.08 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 HN 1.00* KB 1.10 ! KK 0.95 KP 0.97 LA 1.00 MK 0.95 ! NL 1.00* NY 1.00* OV 0.99 PT 1.04 ! SC 1.00* TS 1.15 WZ 1.00* ZC 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 HN 1.00* KB 1.00* ! KK 0.95 KP 0.94 LA 0.97 MK 0.95 ! NL 1.38 NY 1.00* OV 0.96 PT 0.99 ! SC 0.98 TS 1.00* WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.99 HN 1.00* KB 1.00* ! KK 1.00* KP 1.03 LA 1.04 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.03 ! SC 0.95 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 HN 1.00* KB 1.11 ! KK 0.94 KP 0.99 LA 0.98 MK 0.94 ! NL 1.00* NY 1.00* OV 0.84 PT 0.89 ! SC 1.00* TS 1.04 WZ 1.00* ZC 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.94 HN 1.00* KB 1.00* ! KK 0.97 KP 0.94 LA 0.96 MK 0.95 ! NL 1.34 NY 1.00* OV 0.81 PT 0.88 ! SC 0.96 TS 1.00* WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.01 HN 1.00* KB 1.00* ! KK 1.00* KP 1.08 LA 1.01 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 0.92 ! SC 1.03 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.237646Jy sigma=0.001586 ! Fit after self-cal, rms=0.226020Jy sigma=0.001328 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.784 mas, bmaj=11.24 mas, bpa=-2.654 degrees ! Estimated noise=1596.72 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 = 0.0063578 Jy ! Component: 100 - total flux cleaned = 0.00692452 Jy ! Component: 150 - total flux cleaned = 0.00721964 Jy ! Component: 200 - total flux cleaned = 0.00760577 Jy ! Total flux subtracted in 200 components = 0.00760577 Jy ! Clean residual min=-0.008771 max=0.012739 Jy/beam ! Clean residual mean=-0.000983 rms=0.002874 Jy/beam ! Combined flux in latest and established models = 1.13758 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 79 components and 1.13758 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225677Jy sigma=0.001325 ! Fit after self-cal, rms=0.226430Jy sigma=0.001324 ! 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=0.226430Jy sigma=0.001324 ! Fit after self-cal, rms=0.226499Jy sigma=0.001321 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.776 mas, bmaj=11.23 mas, bpa=-2.704 degrees ! Estimated noise=1595.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00370578 Jy ! Component: 100 - total flux cleaned = 0.00396615 Jy ! Component: 150 - total flux cleaned = 0.00419491 Jy ! Component: 200 - total flux cleaned = 0.00429933 Jy ! Total flux subtracted in 200 components = 0.00429933 Jy ! Clean residual min=-0.008328 max=0.012045 Jy/beam ! Clean residual mean=-0.000857 rms=0.002675 Jy/beam ! Combined flux in latest and established models = 1.14187 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 83 components and 1.14187 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226345Jy sigma=0.001320 ! Fit after self-cal, rms=0.226348Jy sigma=0.001320 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 (10, 50). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104571 Jy ! Component: 100 - total flux cleaned = 0.0116734 Jy ! Component: 150 - total flux cleaned = 0.01141 Jy ! Component: 200 - total flux cleaned = 0.0109227 Jy ! Total flux subtracted in 200 components = 0.0109227 Jy ! Clean residual min=-0.007740 max=0.006367 Jy/beam ! Clean residual mean=-0.001129 rms=0.002257 Jy/beam ! Combined flux in latest and established models = 1.1528 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 104 components and 1.1528 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225870Jy sigma=0.001316 ! Fit after self-cal, rms=0.225793Jy sigma=0.001315 ! 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=0.225793Jy sigma=0.001315 ! Fit after self-cal, rms=0.226333Jy sigma=0.001303 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.77 mas, bmaj=11.21 mas, bpa=-2.77 degrees ! Estimated noise=1595.95 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00316902 Jy ! Component: 100 - total flux cleaned = 0.0036387 Jy ! Component: 150 - total flux cleaned = 0.00373207 Jy ! Component: 200 - total flux cleaned = 0.00381814 Jy ! Total flux subtracted in 200 components = 0.00381814 Jy ! Clean residual min=-0.006498 max=0.006289 Jy/beam ! Clean residual mean=-0.000611 rms=0.001702 Jy/beam ! Combined flux in latest and established models = 1.15662 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 117 components and 1.15662 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226217Jy sigma=0.001302 ! Fit after self-cal, rms=0.226252Jy sigma=0.001302 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000373039 Jy ! Component: 100 - total flux cleaned = 0.000373639 Jy ! Component: 150 - total flux cleaned = 0.000377096 Jy ! Component: 200 - total flux cleaned = 0.000310988 Jy ! Total flux subtracted in 200 components = 0.000310988 Jy ! Clean residual min=-0.006384 max=0.006092 Jy/beam ! Clean residual mean=-0.000616 rms=0.001679 Jy/beam ! Combined flux in latest and established models = 1.15693 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 126 components and 1.15693 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226204Jy sigma=0.001301 ! Fit after self-cal, rms=0.226201Jy sigma=0.001301 ! 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=0.226201Jy sigma=0.001301 ! Fit after self-cal, rms=0.226409Jy sigma=0.001301 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.615 mas, bmaj=32.83 mas, bpa=3.858 degrees ! Estimated noise=2142.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00198553 Jy ! Component: 100 - total flux cleaned = 0.00189929 Jy ! Component: 150 - total flux cleaned = 0.00178759 Jy ! Component: 200 - total flux cleaned = 0.00172497 Jy ! Total flux subtracted in 200 components = 0.00172497 Jy ! Clean residual min=-0.008695 max=0.003735 Jy/beam ! Clean residual mean=-0.001092 rms=0.001713 Jy/beam ! Combined flux in latest and established models = 1.15865 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 134 components and 1.15865 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226394Jy sigma=0.001301 ! Fit after self-cal, rms=0.226394Jy sigma=0.001301 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 = 5.96452e-05 Jy ! Component: 100 - total flux cleaned = 2.131e-05 Jy ! Component: 150 - total flux cleaned = -7.63914e-05 Jy ! Component: 200 - total flux cleaned = -0.000131817 Jy ! Total flux subtracted in 200 components = -0.000131817 Jy ! Clean residual min=-0.008660 max=0.003715 Jy/beam ! Clean residual mean=-0.001087 rms=0.001695 Jy/beam ! Combined flux in latest and established models = 1.15852 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 141 components and 1.15852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226395Jy sigma=0.001301 ! Fit after self-cal, rms=0.226392Jy sigma=0.001301 ! 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=2.769 mas, bmaj=11.2 mas, bpa=-2.787 degrees ! Estimated noise=1596.46 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.769 x 11.2 at -2.787 degrees (North through East) ! Clean map min=-0.005994 max=0.87017 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=0.226392Jy sigma=0.001301 ! Fit after self-cal, rms=0.213959Jy sigma=0.001170 ! Inverting map and beam ! Estimated beam: bmin=2.766 mas, bmaj=11.19 mas, bpa=-2.768 degrees ! Estimated noise=1596.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000322091 Jy ! Component: 100 - total flux cleaned = 0.000527324 Jy ! Component: 150 - total flux cleaned = 0.000652931 Jy ! Component: 200 - total flux cleaned = 0.000771775 Jy ! Total flux subtracted in 200 components = 0.000771775 Jy ! Clean residual min=-0.006286 max=0.006067 Jy/beam ! Clean residual mean=-0.000416 rms=0.001648 Jy/beam ! Combined flux in latest and established models = 1.15929 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 148 components and 1.15929 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213917Jy sigma=0.001170 ! Fit after self-cal, rms=0.213916Jy sigma=0.001170 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000193433 Jy ! Component: 100 - total flux cleaned = -0.000137141 Jy ! Component: 150 - total flux cleaned = -8.2084e-05 Jy ! Component: 200 - total flux cleaned = -8.17282e-05 Jy ! Total flux subtracted in 200 components = -8.17282e-05 Jy ! Clean residual min=-0.006254 max=0.006002 Jy/beam ! Clean residual mean=-0.000416 rms=0.001637 Jy/beam ! Combined flux in latest and established models = 1.15921 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 149 components and 1.15921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213888Jy sigma=0.001170 ! Fit after self-cal, rms=0.213886Jy sigma=0.001170 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213886Jy sigma=0.001170 ! Fit after self-cal, rms=0.213987Jy sigma=0.001170 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=2.263 mas, bmaj=9.269 mas, bpa=-1.724 degrees ! Estimated noise=2301.93 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.615888 Jy ! Component: 100 - total flux cleaned = 0.814632 Jy ! Component: 150 - total flux cleaned = 0.935277 Jy ! Component: 200 - total flux cleaned = 1.00967 Jy ! Total flux subtracted in 200 components = 1.00967 Jy ! Clean residual min=-0.017067 max=0.038591 Jy/beam ! Clean residual mean=0.001280 rms=0.007141 Jy/beam ! Combined flux in latest and established models = 1.00967 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 33 model components to the UV plane model. ! The established model now contains 33 components and 1.00967 Jy ! Inverting map and beam ! Estimated beam: bmin=2.766 mas, bmaj=11.19 mas, bpa=-2.767 degrees ! Estimated noise=1596.81 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 = 0.0723451 Jy ! Component: 100 - total flux cleaned = 0.106734 Jy ! Component: 150 - total flux cleaned = 0.124509 Jy ! Component: 200 - total flux cleaned = 0.135215 Jy ! Total flux subtracted in 200 components = 0.135215 Jy ! Clean residual min=-0.006916 max=0.008621 Jy/beam ! Clean residual mean=-0.000031 rms=0.002164 Jy/beam ! Combined flux in latest and established models = 1.14489 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 100 components and 1.14489 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=9.607 mas, bmaj=32.8 mas, bpa=3.854 degrees ! Estimated noise=2146.45 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00959119 Jy ! Component: 100 - total flux cleaned = 0.0131214 Jy ! Component: 150 - total flux cleaned = 0.0141742 Jy ! Component: 200 - total flux cleaned = 0.0143131 Jy ! Total flux subtracted in 200 components = 0.0143131 Jy ! Clean residual min=-0.007312 max=0.004129 Jy/beam ! Clean residual mean=-0.000836 rms=0.001778 Jy/beam ! Combined flux in latest and established models = 1.1592 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 = 0.000149997 Jy ! Component: 100 - total flux cleaned = 0.000268448 Jy ! Component: 150 - total flux cleaned = 0.000364439 Jy ! Component: 200 - total flux cleaned = 0.000425485 Jy ! Total flux subtracted in 200 components = 0.000425485 Jy ! Clean residual min=-0.007306 max=0.004128 Jy/beam ! Clean residual mean=-0.000861 rms=0.001729 Jy/beam ! Combined flux in latest and established models = 1.15963 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 146 components and 1.15962 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.766 mas, bmaj=11.19 mas, bpa=-2.767 degrees ! Estimated noise=1596.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.02344e-05 Jy ! Component: 100 - total flux cleaned = 0.000347174 Jy ! Component: 150 - total flux cleaned = 0.000346964 Jy ! Component: 200 - total flux cleaned = 0.000248004 Jy ! Total flux subtracted in 200 components = 0.000248004 Jy ! Clean residual min=-0.005944 max=0.005744 Jy/beam ! Clean residual mean=-0.000406 rms=0.001627 Jy/beam ! Combined flux in latest and established models = 1.15987 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 161 components and 1.15987 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213958Jy sigma=0.001169 ! Fit after self-cal, rms=0.213927Jy sigma=0.001169 wmodel J1802-3940_S_2009_04_21_pus_map.mod ! Writing 161 model components to file: J1802-3940_S_2009_04_21_pus_map.mod wobs J1802-3940_S_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J1802-3940_S_2009_04_21_pus_uvs.fits wwins J1802-3940_S_2009_04_21_pus_map.win ! wwins: Wrote 2 windows to J1802-3940_S_2009_04_21_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 = -0.00056709 Jy ! Component: 100 - total flux cleaned = -0.000960993 Jy ! Component: 150 - total flux cleaned = -0.00142626 Jy ! Component: 200 - total flux cleaned = -0.00186733 Jy ! Component: 250 - total flux cleaned = -0.00195294 Jy ! Component: 300 - total flux cleaned = -0.00227909 Jy ! Component: 350 - total flux cleaned = -0.0025144 Jy ! Component: 400 - total flux cleaned = -0.00281956 Jy ! Component: 450 - total flux cleaned = -0.00326458 Jy ! Component: 500 - total flux cleaned = -0.00369626 Jy ! Component: 550 - total flux cleaned = -0.00404736 Jy ! Component: 600 - total flux cleaned = -0.00445884 Jy ! Component: 650 - total flux cleaned = -0.00479426 Jy ! Component: 700 - total flux cleaned = -0.00518706 Jy ! Component: 750 - total flux cleaned = -0.0054423 Jy ! Component: 800 - total flux cleaned = -0.0055682 Jy ! Component: 850 - total flux cleaned = -0.0059378 Jy ! Component: 900 - total flux cleaned = -0.00617885 Jy ! Component: 950 - total flux cleaned = -0.0062976 Jy ! Component: 1000 - total flux cleaned = -0.00653179 Jy ! Component: 1050 - total flux cleaned = -0.00676177 Jy ! Component: 1100 - total flux cleaned = -0.00693177 Jy ! Component: 1150 - total flux cleaned = -0.00715451 Jy ! Component: 1200 - total flux cleaned = -0.00720941 Jy ! Component: 1250 - total flux cleaned = -0.00737302 Jy ! Component: 1300 - total flux cleaned = -0.0075875 Jy ! Component: 1350 - total flux cleaned = -0.00769327 Jy ! Component: 1400 - total flux cleaned = -0.00784997 Jy ! Component: 1450 - total flux cleaned = -0.00795313 Jy ! Component: 1500 - total flux cleaned = -0.0081057 Jy ! Component: 1550 - total flux cleaned = -0.0082561 Jy ! Component: 1600 - total flux cleaned = -0.00835567 Jy ! Component: 1650 - total flux cleaned = -0.00850269 Jy ! Component: 1700 - total flux cleaned = -0.00869604 Jy ! Component: 1750 - total flux cleaned = -0.00879111 Jy ! Component: 1800 - total flux cleaned = -0.00893284 Jy ! Component: 1850 - total flux cleaned = -0.00911935 Jy ! Component: 1900 - total flux cleaned = -0.00916581 Jy ! Component: 1950 - total flux cleaned = -0.00943948 Jy ! Component: 2000 - total flux cleaned = -0.0095294 Jy ! Total flux subtracted in 2048 components = -0.00970794 Jy ! Clean residual min=-0.002666 max=0.002736 Jy/beam ! Clean residual mean=-0.000134 rms=0.000904 Jy/beam ! Combined flux in latest and established models = 1.15016 Jy keep ! Adding 119 model components to the UV plane model. ! The established model now contains 280 components and 1.15016 Jy ![Exited script file: muppet] wmap "J1802-3940_S_2009_04_21_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.766 x 11.19 at -2.767 degrees (North through East) ! Clean map min=-0.0054161 max=0.86273 Jy/beam ! Writing clean map to FITS file: J1802-3940_S_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.86273 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000910807 device "J1802-3940_S_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J1802-3940_S_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.316718 0.316718 0.633436 1.26687 2.53374 5.06749 10.135 20.27 40.5399 81.0798 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0027 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.862 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.766 x 11.19 at -2.767 degrees (North through East) ! Clean map min=-0.0054161 max=0.86273 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1802-3940_S_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J1802-3940_S_2009_04_21_pus_map.gif/vgif' mapplot cln