! Started logfile: J0842+1835_S_2009_04_21_pus_uvs.log on Mon Jan 24 18:27:36 2011 obs J0842+1835_S_2009_04_21_pus_uva.fits ! Reading UV FITS file: J0842+1835_S_2009_04_21_pus_uva.fits ! AN table 1: 126 integrations on 120 of 120 possible baselines. ! AN table 2: 124 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.5394 visibilities/baseline/integration-bin. ! Found source: J0842+1835 ! ! 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 64728 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 J0842+1835_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 673 telescope corrections were flagged in sub-array 1. ! A total of 389 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 673 telescope corrections were flagged in sub-array 1. ! A total of 389 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 673 telescope corrections were flagged in sub-array 1. ! A total of 389 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 673 telescope corrections were flagged in sub-array 1. ! A total of 389 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.607679Jy sigma=0.005492 ! Fit after self-cal, rms=0.542789Jy sigma=0.004947 ! 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=1.668 mas, bmaj=5.43 mas, bpa=-0.01936 degrees ! Estimated noise=775.236 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 = 0.395861 Jy ! Component: 100 - total flux cleaned = 0.517461 Jy ! Total flux subtracted in 100 components = 0.517461 Jy ! Clean residual min=-0.039745 max=0.167691 Jy/beam ! Clean residual mean=0.000606 rms=0.012190 Jy/beam ! Combined flux in latest and established models = 0.517461 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.517461 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.304304Jy sigma=0.002821 ! Fit after self-cal, rms=0.304046Jy sigma=0.002819 ! Inverting map ! Added new window around map position (3, 10.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.135852 Jy ! Component: 100 - total flux cleaned = 0.198568 Jy ! Total flux subtracted in 100 components = 0.198568 Jy ! Clean residual min=-0.027820 max=0.055504 Jy/beam ! Clean residual mean=0.000116 rms=0.007311 Jy/beam ! Combined flux in latest and established models = 0.716029 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 0.716029 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224389Jy sigma=0.002017 ! Fit after self-cal, rms=0.213403Jy sigma=0.001925 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0588911 Jy ! Component: 100 - total flux cleaned = 0.10079 Jy ! Total flux subtracted in 100 components = 0.10079 Jy ! Clean residual min=-0.017834 max=0.024352 Jy/beam ! Clean residual mean=-0.000156 rms=0.004733 Jy/beam ! Combined flux in latest and established models = 0.816819 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 31 components and 0.816819 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187190Jy sigma=0.001657 ! Fit after self-cal, rms=0.185514Jy sigma=0.001644 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0355439 Jy ! Component: 100 - total flux cleaned = 0.0622708 Jy ! Total flux subtracted in 100 components = 0.0622708 Jy ! Clean residual min=-0.016570 max=0.015709 Jy/beam ! Clean residual mean=-0.000323 rms=0.003631 Jy/beam ! Combined flux in latest and established models = 0.87909 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 35 components and 0.87909 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174576Jy sigma=0.001530 ! Fit after self-cal, rms=0.174103Jy sigma=0.001526 ! 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=1.994 mas, bmaj=6.168 mas, bpa=1.659 degrees ! Estimated noise=307.494 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 = 0.0320349 Jy ! Component: 100 - total flux cleaned = 0.0523026 Jy ! Component: 150 - total flux cleaned = 0.0662577 Jy ! Component: 200 - total flux cleaned = 0.0761598 Jy ! Total flux subtracted in 200 components = 0.0761598 Jy ! Clean residual min=-0.014285 max=0.010618 Jy/beam ! Clean residual mean=-0.002283 rms=0.002542 Jy/beam ! Combined flux in latest and established models = 0.955249 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 62 components and 0.955249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167667Jy sigma=0.001456 ! Fit after self-cal, rms=0.167279Jy sigma=0.001453 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.02 KB 1.00* ! KK 1.00* KP 0.98 LA 1.03 MK 1.00* ! NL 0.97 NY 1.00* OV 0.95 PT 1.00 ! SC 0.99 TS 1.00* WZ 0.93 ZC 1.32 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.98 HN 1.02 KB 0.94 ! KK 1.09 KP 1.00 LA 1.02 MK 1.00 ! NL 0.99 NY 1.00* OV 0.89 PT 0.99 ! SC 0.99 TS 1.39 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 1.00 KB 1.00* ! KK 1.00* KP 1.01 LA 0.97 MK 1.00* ! NL 0.98 NY 1.00* OV 1.00 PT 1.01 ! SC 1.04 TS 1.00* WZ 0.89 ZC 1.13 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 HN 1.03 KB 1.03 ! KK 1.02 KP 0.98 LA 0.97 MK 1.00 ! NL 1.00 NY 1.00* OV 0.96 PT 0.99 ! SC 1.05 TS 1.07 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 1.05 KB 1.00* ! KK 1.00* KP 1.02 LA 1.01 MK 1.00* ! NL 0.99 NY 1.00* OV 1.02 PT 1.06 ! SC 0.97 TS 1.00* WZ 0.81 ZC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.99 HN 1.03 KB 1.04 ! KK 1.06 KP 0.99 LA 1.00 MK 1.01 ! NL 1.01 NY 1.00* OV 0.98 PT 1.04 ! SC 0.98 TS 1.25 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 1.02 KB 1.00* ! KK 1.00* KP 1.02 LA 1.01 MK 1.00* ! NL 0.98 NY 1.00* OV 0.86 PT 0.93 ! SC 0.99 TS 1.00* WZ 0.78 ZC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 HN 1.01 KB 1.00 ! KK 1.03 KP 0.99 LA 1.02 MK 1.02 ! NL 1.02 NY 1.00* OV 0.82 PT 0.91 ! SC 1.02 TS 1.16 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.167279Jy sigma=0.001453 ! Fit after self-cal, rms=0.156993Jy sigma=0.001334 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.022 mas, bmaj=6.225 mas, bpa=1.322 degrees ! Estimated noise=309.623 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 = 0.00340996 Jy ! Component: 100 - total flux cleaned = 0.00298719 Jy ! Component: 150 - total flux cleaned = 0.00264265 Jy ! Component: 200 - total flux cleaned = 0.00235416 Jy ! Total flux subtracted in 200 components = 0.00235416 Jy ! Clean residual min=-0.004804 max=0.003650 Jy/beam ! Clean residual mean=-0.000786 rms=0.000963 Jy/beam ! Combined flux in latest and established models = 0.957604 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 81 components and 0.957604 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156406Jy sigma=0.001328 ! Fit after self-cal, rms=0.156393Jy sigma=0.001327 ! 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=0.156393Jy sigma=0.001327 ! Fit after self-cal, rms=0.156361Jy sigma=0.001326 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.025 mas, bmaj=6.234 mas, bpa=1.212 degrees ! Estimated noise=309.5 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000741145 Jy ! Component: 100 - total flux cleaned = 0.000726105 Jy ! Component: 150 - total flux cleaned = 0.000588934 Jy ! Component: 200 - total flux cleaned = 0.000481864 Jy ! Total flux subtracted in 200 components = 0.000481864 Jy ! Clean residual min=-0.003779 max=0.003225 Jy/beam ! Clean residual mean=-0.000600 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.958085 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 87 components and 0.958085 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156082Jy sigma=0.001323 ! Fit after self-cal, rms=0.156055Jy sigma=0.001323 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 = 0.000482657 Jy ! Component: 100 - total flux cleaned = 0.000389896 Jy ! Component: 150 - total flux cleaned = 0.00014173 Jy ! Component: 200 - total flux cleaned = 6.77811e-05 Jy ! Total flux subtracted in 200 components = 6.77811e-05 Jy ! Clean residual min=-0.003528 max=0.002762 Jy/beam ! Clean residual mean=-0.000606 rms=0.000755 Jy/beam ! Combined flux in latest and established models = 0.958153 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 96 components and 0.958153 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155953Jy sigma=0.001322 ! Fit after self-cal, rms=0.155940Jy sigma=0.001322 ! 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=0.155940Jy sigma=0.001322 ! Fit after self-cal, rms=0.155798Jy sigma=0.001321 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.028 mas, bmaj=6.239 mas, bpa=1.089 degrees ! Estimated noise=309.181 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000263919 Jy ! Component: 100 - total flux cleaned = -0.000256807 Jy ! Component: 150 - total flux cleaned = -0.000256758 Jy ! Component: 200 - total flux cleaned = -0.000334319 Jy ! Total flux subtracted in 200 components = -0.000334319 Jy ! Clean residual min=-0.003183 max=0.002671 Jy/beam ! Clean residual mean=-0.000417 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.957819 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 98 components and 0.957819 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155669Jy sigma=0.001320 ! Fit after self-cal, rms=0.155659Jy 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) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.00443e-05 Jy ! Component: 100 - total flux cleaned = -7.58885e-05 Jy ! Component: 150 - total flux cleaned = -0.000138381 Jy ! Component: 200 - total flux cleaned = -0.000252399 Jy ! Total flux subtracted in 200 components = -0.000252399 Jy ! Clean residual min=-0.003016 max=0.002426 Jy/beam ! Clean residual mean=-0.000418 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.957566 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 102 components and 0.957566 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155604Jy sigma=0.001320 ! Fit after self-cal, rms=0.155598Jy sigma=0.001320 ! 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=0.155598Jy sigma=0.001320 ! Fit after self-cal, rms=0.155616Jy sigma=0.001319 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.189 mas, bmaj=10.07 mas, bpa=1.202 degrees ! Estimated noise=439.792 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.72164e-06 Jy ! Component: 100 - total flux cleaned = -4.52599e-05 Jy ! Component: 150 - total flux cleaned = -7.79399e-05 Jy ! Component: 200 - total flux cleaned = -9.89863e-05 Jy ! Total flux subtracted in 200 components = -9.89863e-05 Jy ! Clean residual min=-0.003098 max=0.001702 Jy/beam ! Clean residual mean=-0.000817 rms=0.000726 Jy/beam ! Combined flux in latest and established models = 0.957467 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 105 components and 0.957467 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155588Jy sigma=0.001319 ! Fit after self-cal, rms=0.155581Jy sigma=0.001319 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 = -7.64281e-05 Jy ! Component: 100 - total flux cleaned = -2.52914e-05 Jy ! Component: 150 - total flux cleaned = -5.23284e-06 Jy ! Component: 200 - total flux cleaned = -5.66446e-06 Jy ! Total flux subtracted in 200 components = -5.66446e-06 Jy ! Clean residual min=-0.003105 max=0.001498 Jy/beam ! Clean residual mean=-0.000824 rms=0.000710 Jy/beam ! Combined flux in latest and established models = 0.957462 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 110 components and 0.957462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155576Jy sigma=0.001319 ! Fit after self-cal, rms=0.155572Jy sigma=0.001319 ! 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=2.03 mas, bmaj=6.242 mas, bpa=0.998 degrees ! Estimated noise=309.092 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.03 x 6.242 at 0.998 degrees (North through East) ! Clean map min=-0.0026786 max=0.48544 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 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=1.69 mas, bmaj=5.486 mas, bpa=-0.5776 degrees ! Estimated noise=781.961 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.41611 Jy ! Component: 100 - total flux cleaned = 0.579546 Jy ! Component: 150 - total flux cleaned = 0.673913 Jy ! Component: 200 - total flux cleaned = 0.738383 Jy ! Total flux subtracted in 200 components = 0.738383 Jy ! Clean residual min=-0.013205 max=0.036666 Jy/beam ! Clean residual mean=0.000397 rms=0.004713 Jy/beam ! Combined flux in latest and established models = 0.738383 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.738383 Jy ! Inverting map and beam ! Estimated beam: bmin=2.03 mas, bmaj=6.242 mas, bpa=0.998 degrees ! Estimated noise=309.092 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 = 0.0705583 Jy ! Component: 100 - total flux cleaned = 0.115532 Jy ! Component: 150 - total flux cleaned = 0.14564 Jy ! Component: 200 - total flux cleaned = 0.166313 Jy ! Total flux subtracted in 200 components = 0.166313 Jy ! Clean residual min=-0.004698 max=0.011774 Jy/beam ! Clean residual mean=0.000221 rms=0.001925 Jy/beam ! Combined flux in latest and established models = 0.904696 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 62 components and 0.904696 Jy ! Inverting map ! Added new window around map position (1, 9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146168 Jy ! Component: 100 - total flux cleaned = 0.0250794 Jy ! Component: 150 - total flux cleaned = 0.0326672 Jy ! Component: 200 - total flux cleaned = 0.0382381 Jy ! Total flux subtracted in 200 components = 0.0382381 Jy ! Clean residual min=-0.003024 max=0.003520 Jy/beam ! Clean residual mean=-0.000148 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 0.942934 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 104 components and 0.942934 Jy ! Inverting map ! Added new window around map position (5.5, 11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0042231 Jy ! Component: 100 - total flux cleaned = 0.0073828 Jy ! Component: 150 - total flux cleaned = 0.00979508 Jy ! Component: 200 - total flux cleaned = 0.0116601 Jy ! Total flux subtracted in 200 components = 0.0116601 Jy ! Clean residual min=-0.002527 max=0.001993 Jy/beam ! Clean residual mean=-0.000259 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.954594 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 123 components and 0.954594 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.189 mas, bmaj=10.07 mas, bpa=1.202 degrees ! Estimated noise=439.792 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00207231 Jy ! Component: 100 - total flux cleaned = 0.0027249 Jy ! Component: 150 - total flux cleaned = 0.00275252 Jy ! Component: 200 - total flux cleaned = 0.00275394 Jy ! Total flux subtracted in 200 components = 0.00275394 Jy ! Clean residual min=-0.003040 max=0.001444 Jy/beam ! Clean residual mean=-0.000819 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 0.957348 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 = 1.7716e-05 Jy ! Component: 100 - total flux cleaned = 3.1601e-05 Jy ! Component: 150 - total flux cleaned = 3.06368e-05 Jy ! Component: 200 - total flux cleaned = 3.11873e-05 Jy ! Total flux subtracted in 200 components = 3.11873e-05 Jy ! Clean residual min=-0.003019 max=0.001427 Jy/beam ! Clean residual mean=-0.000819 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.957379 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 156 components and 0.95738 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.03 mas, bmaj=6.242 mas, bpa=0.998 degrees ! Estimated noise=309.092 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000341026 Jy ! Component: 100 - total flux cleaned = 0.000423014 Jy ! Component: 150 - total flux cleaned = 0.000496221 Jy ! Component: 200 - total flux cleaned = 0.000530047 Jy ! Total flux subtracted in 200 components = 0.000530047 Jy ! Clean residual min=-0.002244 max=0.001733 Jy/beam ! Clean residual mean=-0.000290 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.95791 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 169 components and 0.95791 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155314Jy sigma=0.001317 ! Fit after self-cal, rms=0.155302Jy sigma=0.001317 wmodel J0842+1835_S_2009_04_21_pus_map.mod ! Writing 169 model components to file: J0842+1835_S_2009_04_21_pus_map.mod wobs J0842+1835_S_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J0842+1835_S_2009_04_21_pus_uvs.fits wwins J0842+1835_S_2009_04_21_pus_map.win ! wwins: Wrote 4 windows to J0842+1835_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 = -0.00103413 Jy ! Component: 100 - total flux cleaned = -0.00198596 Jy ! Component: 150 - total flux cleaned = -0.00288505 Jy ! Component: 200 - total flux cleaned = -0.00374561 Jy ! Component: 250 - total flux cleaned = -0.00457417 Jy ! Component: 300 - total flux cleaned = -0.005374 Jy ! Component: 350 - total flux cleaned = -0.0060568 Jy ! Component: 400 - total flux cleaned = -0.00672246 Jy ! Component: 450 - total flux cleaned = -0.00740143 Jy ! Component: 500 - total flux cleaned = -0.00795035 Jy ! Component: 550 - total flux cleaned = -0.00843158 Jy ! Component: 600 - total flux cleaned = -0.00890419 Jy ! Component: 650 - total flux cleaned = -0.00934105 Jy ! Component: 700 - total flux cleaned = -0.00982377 Jy ! Component: 750 - total flux cleaned = -0.0102718 Jy ! Component: 800 - total flux cleaned = -0.0106867 Jy ! Component: 850 - total flux cleaned = -0.0111458 Jy ! Component: 900 - total flux cleaned = -0.0115727 Jy ! Component: 950 - total flux cleaned = -0.0119928 Jy ! Component: 1000 - total flux cleaned = -0.0124068 Jy ! Component: 1050 - total flux cleaned = -0.0127668 Jy ! Component: 1100 - total flux cleaned = -0.0130986 Jy ! Component: 1150 - total flux cleaned = -0.0134262 Jy ! Component: 1200 - total flux cleaned = -0.0137499 Jy ! Component: 1250 - total flux cleaned = -0.0140698 Jy ! Component: 1300 - total flux cleaned = -0.0144311 Jy ! Component: 1350 - total flux cleaned = -0.0147656 Jy ! Component: 1400 - total flux cleaned = -0.0150522 Jy ! Component: 1450 - total flux cleaned = -0.0153359 Jy ! Component: 1500 - total flux cleaned = -0.0155952 Jy ! Component: 1550 - total flux cleaned = -0.0158732 Jy ! Component: 1600 - total flux cleaned = -0.0161273 Jy ! Component: 1650 - total flux cleaned = -0.0164206 Jy ! Component: 1700 - total flux cleaned = -0.0166903 Jy ! Component: 1750 - total flux cleaned = -0.0169369 Jy ! Component: 1800 - total flux cleaned = -0.0172015 Jy ! Component: 1850 - total flux cleaned = -0.0174635 Jy ! Component: 1900 - total flux cleaned = -0.0177033 Jy ! Component: 1950 - total flux cleaned = -0.0179607 Jy ! Component: 2000 - total flux cleaned = -0.0181764 Jy ! Total flux subtracted in 2048 components = -0.0183709 Jy ! Clean residual min=-0.001294 max=0.000990 Jy/beam ! Clean residual mean=-0.000148 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.939539 Jy keep ! Adding 151 model components to the UV plane model. ! The established model now contains 320 components and 0.939539 Jy ![Exited script file: muppet] wmap "J0842+1835_S_2009_04_21_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.03 x 6.242 at 0.998 degrees (North through East) ! Clean map min=-0.0018308 max=0.48326 Jy/beam ! Writing clean map to FITS file: J0842+1835_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 0.483264 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000356758 device "J0842+1835_S_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J0842+1835_S_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.221468 0.221468 0.442936 0.885872 1.77174 3.54349 7.08698 14.174 28.3479 56.6958 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.483 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.03 x 6.242 at 0.998 degrees (North through East) ! Clean map min=-0.0018308 max=0.48326 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0842+1835_S_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J0842+1835_S_2009_04_21_pus_map.gif/vgif' mapplot cln