! Started logfile: J0914+0245_X_2008_07_09_pus_uvs.log on Sun Oct 10 20:17:24 2010 obs J0914+0245_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J0914+0245_X_2008_07_09_pus_uva.fits ! AN table 1: 14 integrations on 105 of 105 possible baselines. ! AN table 2: 152 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.051004 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0914+0245 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1143 lines of history. ! ! Reading 3556 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 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 = 256x256 pixels with 0.200x0.200 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 95 telescope corrections were flagged in sub-array 1. ! A total of 2020 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 95 telescope corrections were flagged in sub-array 1. ! A total of 2020 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 95 telescope corrections were flagged in sub-array 1. ! A total of 2020 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 95 telescope corrections were flagged in sub-array 1. ! A total of 2020 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.453634Jy sigma=0.002451 ! Fit after self-cal, rms=0.295720Jy sigma=0.001713 ! 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=0.6442 mas, bmaj=1.797 mas, bpa=-3.096 degrees ! Estimated noise=2127.74 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 = 0.693179 Jy ! Component: 100 - total flux cleaned = 0.852563 Jy ! Total flux subtracted in 100 components = 0.852563 Jy ! Clean residual min=-0.024505 max=0.058776 Jy/beam ! Clean residual mean=0.000878 rms=0.009550 Jy/beam ! Combined flux in latest and established models = 0.852563 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.852563 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288051Jy sigma=0.001722 ! Fit after self-cal, rms=0.288026Jy sigma=0.001722 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0616057 Jy ! Component: 100 - total flux cleaned = 0.0958353 Jy ! Total flux subtracted in 100 components = 0.0958353 Jy ! Clean residual min=-0.016533 max=0.022493 Jy/beam ! Clean residual mean=0.000550 rms=0.005686 Jy/beam ! Combined flux in latest and established models = 0.948398 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 18 components and 0.948398 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.273374Jy sigma=0.001547 ! Fit after self-cal, rms=0.273399Jy sigma=0.001547 ! 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=0.8381 mas, bmaj=2.023 mas, bpa=-4.87 degrees ! Estimated noise=1722.91 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 = 0.028346 Jy ! Component: 100 - total flux cleaned = 0.0445769 Jy ! Component: 150 - total flux cleaned = 0.055212 Jy ! Component: 200 - total flux cleaned = 0.0622761 Jy ! Total flux subtracted in 200 components = 0.0622761 Jy ! Clean residual min=-0.020849 max=0.017969 Jy/beam ! Clean residual mean=0.000345 rms=0.005735 Jy/beam ! Combined flux in latest and established models = 1.01067 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 35 components and 1.01067 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270790Jy sigma=0.001510 ! Fit after self-cal, rms=0.270816Jy sigma=0.001510 ! 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 0.97 FD 1.02 HH 1.00* HN 1.07 ! KK 1.07 KP 1.02 LA 0.95 MK 0.95 ! NL 0.98 NY 1.00* ON 1.00* PT 0.99 ! SC 0.94 WZ 1.00* ZC 1.00* ! ! A total of 96 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.02 ON 0.94 PT 1.00* ! SC 1.00* WZ 1.02 ZC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HH 1.00* HN 0.96 ! KK 1.05 KP 0.96 LA 0.96 MK 0.94 ! NL 0.96 NY 1.00* ON 1.00* PT 0.97 ! SC 0.96 WZ 1.00* ZC 1.00* ! ! A total of 96 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.07 ON 0.90 PT 1.00* ! SC 1.00* WZ 1.01 ZC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HH 1.00* HN 0.95 ! KK 1.00 KP 0.99 LA 0.99 MK 0.99 ! NL 1.01 NY 1.00* ON 1.00* PT 0.99 ! SC 1.01 WZ 1.00* ZC 1.00* ! ! A total of 96 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.05 ON 0.92 PT 1.00* ! SC 1.00* WZ 1.04 ZC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HH 1.00* HN 0.96 ! KK 1.05 KP 0.99 LA 0.97 MK 1.00 ! NL 1.03 NY 1.00* ON 1.00* PT 1.02 ! SC 1.04 WZ 1.00* ZC 1.00* ! ! A total of 96 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.09 ON 0.91 PT 1.00* ! SC 1.00* WZ 1.02 ZC 1.00 ! ! ! Fit before self-cal, rms=0.270816Jy sigma=0.001510 ! Fit after self-cal, rms=0.260933Jy sigma=0.001512 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8121 mas, bmaj=2.021 mas, bpa=-4.742 degrees ! Estimated noise=1739.55 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 = -0.00765292 Jy ! Component: 100 - total flux cleaned = -0.0117625 Jy ! Component: 150 - total flux cleaned = -0.0142036 Jy ! Component: 200 - total flux cleaned = -0.0146108 Jy ! Total flux subtracted in 200 components = -0.0146108 Jy ! Clean residual min=-0.014093 max=0.013835 Jy/beam ! Clean residual mean=0.000312 rms=0.004018 Jy/beam ! Combined flux in latest and established models = 0.996063 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 49 components and 0.996063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.260414Jy sigma=0.001512 ! Fit after self-cal, rms=0.260338Jy sigma=0.001512 ! 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=0.260338Jy sigma=0.001512 ! Fit after self-cal, rms=0.255426Jy sigma=0.001495 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.814 mas, bmaj=2.024 mas, bpa=-4.768 degrees ! Estimated noise=1726.56 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00708464 Jy ! Component: 100 - total flux cleaned = -0.0107435 Jy ! Component: 150 - total flux cleaned = -0.0129478 Jy ! Component: 200 - total flux cleaned = -0.0138292 Jy ! Total flux subtracted in 200 components = -0.0138292 Jy ! Clean residual min=-0.008742 max=0.009364 Jy/beam ! Clean residual mean=0.000317 rms=0.002834 Jy/beam ! Combined flux in latest and established models = 0.982234 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 52 components and 0.982234 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254855Jy sigma=0.001496 ! Fit after self-cal, rms=0.254890Jy sigma=0.001496 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 = -0.000231269 Jy ! Component: 100 - total flux cleaned = -0.000276808 Jy ! Component: 150 - total flux cleaned = -0.000236415 Jy ! Component: 200 - total flux cleaned = -0.000197411 Jy ! Total flux subtracted in 200 components = -0.000197411 Jy ! Clean residual min=-0.008747 max=0.009392 Jy/beam ! Clean residual mean=0.000319 rms=0.002831 Jy/beam ! Combined flux in latest and established models = 0.982037 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 53 components and 0.982037 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254875Jy sigma=0.001496 ! Fit after self-cal, rms=0.254873Jy sigma=0.001496 ! 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=0.254873Jy sigma=0.001496 ! Fit after self-cal, rms=0.253274Jy sigma=0.001494 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8151 mas, bmaj=2.026 mas, bpa=-4.765 degrees ! Estimated noise=1712.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00652359 Jy ! Component: 100 - total flux cleaned = -0.00933964 Jy ! Component: 150 - total flux cleaned = -0.0110381 Jy ! Component: 200 - total flux cleaned = -0.0118304 Jy ! Total flux subtracted in 200 components = -0.0118304 Jy ! Clean residual min=-0.008841 max=0.009378 Jy/beam ! Clean residual mean=0.000320 rms=0.002789 Jy/beam ! Combined flux in latest and established models = 0.970206 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 55 components and 0.970206 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252728Jy sigma=0.001495 ! Fit after self-cal, rms=0.252740Jy sigma=0.001495 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 = -3.51754e-05 Jy ! Component: 100 - total flux cleaned = -6.87272e-05 Jy ! Component: 150 - total flux cleaned = -3.72117e-05 Jy ! Component: 200 - total flux cleaned = -3.70586e-05 Jy ! Total flux subtracted in 200 components = -3.70586e-05 Jy ! Clean residual min=-0.008852 max=0.009410 Jy/beam ! Clean residual mean=0.000320 rms=0.002785 Jy/beam ! Combined flux in latest and established models = 0.970169 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 55 components and 0.970169 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252731Jy sigma=0.001495 ! Fit after self-cal, rms=0.252730Jy sigma=0.001495 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.252730Jy sigma=0.001495 ! Fit after self-cal, rms=0.251063Jy sigma=0.001494 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.012 mas, bmaj=2.881 mas, bpa=3.767 degrees ! Estimated noise=2251.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0107901 Jy ! Component: 100 - total flux cleaned = -0.0121771 Jy ! Component: 150 - total flux cleaned = -0.0118818 Jy ! Component: 200 - total flux cleaned = -0.0116339 Jy ! Total flux subtracted in 200 components = -0.0116339 Jy ! Clean residual min=-0.012108 max=0.014499 Jy/beam ! Clean residual mean=0.000767 rms=0.004409 Jy/beam ! Combined flux in latest and established models = 0.958536 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 56 components and 0.958536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250425Jy sigma=0.001497 ! Fit after self-cal, rms=0.250433Jy sigma=0.001497 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 = 0.000197404 Jy ! Component: 100 - total flux cleaned = 0.000375092 Jy ! Component: 150 - total flux cleaned = 0.000526645 Jy ! Component: 200 - total flux cleaned = 0.000661983 Jy ! Total flux subtracted in 200 components = 0.000661984 Jy ! Clean residual min=-0.012125 max=0.014318 Jy/beam ! Clean residual mean=0.000752 rms=0.004370 Jy/beam ! Combined flux in latest and established models = 0.959198 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 60 components and 0.959198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250428Jy sigma=0.001498 ! Fit after self-cal, rms=0.250430Jy sigma=0.001498 ! 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=0.8158 mas, bmaj=2.028 mas, bpa=-4.775 degrees ! Estimated noise=1697.54 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8158 x 2.028 at -4.775 degrees (North through East) ! Clean map min=-0.0084283 max=0.88146 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=0.250430Jy sigma=0.001498 ! Fit after self-cal, rms=1.061650Jy sigma=0.001102 ! Inverting map and beam ! Estimated beam: bmin=0.8156 mas, bmaj=2.026 mas, bpa=-4.742 degrees ! Estimated noise=1692.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000657189 Jy ! Component: 100 - total flux cleaned = 7.65021e-05 Jy ! Component: 150 - total flux cleaned = -0.000325671 Jy ! Component: 200 - total flux cleaned = -0.00059743 Jy ! Total flux subtracted in 200 components = -0.00059743 Jy ! Clean residual min=-0.008016 max=0.008712 Jy/beam ! Clean residual mean=0.000221 rms=0.002166 Jy/beam ! Combined flux in latest and established models = 0.9586 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 60 components and 0.9586 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.061694Jy sigma=0.001101 ! Fit after self-cal, rms=1.061701Jy sigma=0.001101 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000263377 Jy ! Component: 100 - total flux cleaned = -0.000419428 Jy ! Component: 150 - total flux cleaned = -0.000638252 Jy ! Component: 200 - total flux cleaned = -0.000775463 Jy ! Total flux subtracted in 200 components = -0.000775463 Jy ! Clean residual min=-0.008038 max=0.008692 Jy/beam ! Clean residual mean=0.000227 rms=0.002151 Jy/beam ! Combined flux in latest and established models = 0.957825 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 60 components and 0.957825 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.061725Jy sigma=0.001100 ! Fit after self-cal, rms=1.061719Jy sigma=0.001100 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.061719Jy sigma=0.001100 ! Fit after self-cal, rms=1.080639Jy sigma=0.001100 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=0.6456 mas, bmaj=1.798 mas, bpa=-2.999 degrees ! Estimated noise=2083.15 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.670962 Jy ! Component: 100 - total flux cleaned = 0.823714 Jy ! Component: 150 - total flux cleaned = 0.881193 Jy ! Component: 200 - total flux cleaned = 0.912143 Jy ! Total flux subtracted in 200 components = 0.912143 Jy ! Clean residual min=-0.012802 max=0.015612 Jy/beam ! Clean residual mean=0.000377 rms=0.003876 Jy/beam ! Combined flux in latest and established models = 0.912143 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.912143 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8147 mas, bmaj=2.026 mas, bpa=-4.736 degrees ! Estimated noise=1694.75 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 = 0.0196675 Jy ! Component: 100 - total flux cleaned = 0.0301953 Jy ! Component: 150 - total flux cleaned = 0.0363325 Jy ! Component: 200 - total flux cleaned = 0.0399859 Jy ! Total flux subtracted in 200 components = 0.0399859 Jy ! Clean residual min=-0.007999 max=0.008625 Jy/beam ! Clean residual mean=0.000266 rms=0.002125 Jy/beam ! Combined flux in latest and established models = 0.952129 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 0.952129 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.005 mas, bmaj=2.891 mas, bpa=3.573 degrees ! Estimated noise=2257.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00294929 Jy ! Component: 100 - total flux cleaned = 0.0034096 Jy ! Component: 150 - total flux cleaned = 0.00367028 Jy ! Component: 200 - total flux cleaned = 0.00384437 Jy ! Total flux subtracted in 200 components = 0.00384437 Jy ! Clean residual min=-0.009485 max=0.012063 Jy/beam ! Clean residual mean=0.000590 rms=0.003051 Jy/beam ! Combined flux in latest and established models = 0.955973 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 = 0.000154295 Jy ! Component: 100 - total flux cleaned = 0.000255046 Jy ! Component: 150 - total flux cleaned = 0.000343078 Jy ! Component: 200 - total flux cleaned = 0.000396528 Jy ! Total flux subtracted in 200 components = 0.000396528 Jy ! Clean residual min=-0.009447 max=0.011895 Jy/beam ! Clean residual mean=0.000582 rms=0.003039 Jy/beam ! Combined flux in latest and established models = 0.95637 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 37 components and 0.95637 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8147 mas, bmaj=2.026 mas, bpa=-4.736 degrees ! Estimated noise=1694.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00091317 Jy ! Component: 100 - total flux cleaned = 0.000701728 Jy ! Component: 150 - total flux cleaned = 0.00045842 Jy ! Component: 200 - total flux cleaned = 0.000252721 Jy ! Total flux subtracted in 200 components = 0.000252721 Jy ! Clean residual min=-0.007838 max=0.008810 Jy/beam ! Clean residual mean=0.000238 rms=0.002113 Jy/beam ! Combined flux in latest and established models = 0.956622 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 40 components and 0.956622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.080717Jy sigma=0.001099 ! Fit after self-cal, rms=1.080726Jy sigma=0.001099 wmodel J0914+0245_X_2008_07_09_pus_map.mod ! Writing 40 model components to file: J0914+0245_X_2008_07_09_pus_map.mod wobs J0914+0245_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J0914+0245_X_2008_07_09_pus_uvs.fits wwins J0914+0245_X_2008_07_09_pus_map.win ! wwins: Wrote 1 windows to J0914+0245_X_2008_07_09_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=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00250578 Jy ! Component: 100 - total flux cleaned = 0.00331083 Jy ! Component: 150 - total flux cleaned = 0.00403446 Jy ! Component: 200 - total flux cleaned = 0.00459839 Jy ! Component: 250 - total flux cleaned = 0.00523366 Jy ! Component: 300 - total flux cleaned = 0.00593176 Jy ! Component: 350 - total flux cleaned = 0.00621559 Jy ! Component: 400 - total flux cleaned = 0.00640037 Jy ! Component: 450 - total flux cleaned = 0.0065767 Jy ! Component: 500 - total flux cleaned = 0.00657465 Jy ! Component: 550 - total flux cleaned = 0.00665512 Jy ! Component: 600 - total flux cleaned = 0.0064971 Jy ! Component: 650 - total flux cleaned = 0.00634432 Jy ! Component: 700 - total flux cleaned = 0.00597266 Jy ! Component: 750 - total flux cleaned = 0.00575829 Jy ! Component: 800 - total flux cleaned = 0.00569081 Jy ! Component: 850 - total flux cleaned = 0.00582907 Jy ! Component: 900 - total flux cleaned = 0.00589462 Jy ! Component: 950 - total flux cleaned = 0.00563348 Jy ! Component: 1000 - total flux cleaned = 0.00563325 Jy ! Total flux subtracted in 1024 components = 0.00550773 Jy ! Clean residual min=-0.003287 max=0.004014 Jy/beam ! Clean residual mean=0.000120 rms=0.001240 Jy/beam ! Combined flux in latest and established models = 0.96213 Jy keep ! Adding 59 model components to the UV plane model. ! The established model now contains 99 components and 0.96213 Jy wmap "J0914+0245_X_2008_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8147 x 2.026 at -4.736 degrees (North through East) ! Clean map min=-0.0076582 max=0.87918 Jy/beam ! Writing clean map to FITS file: J0914+0245_X_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.87918 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00123614 device "J0914+0245_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0914+0245_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.421804 0.421804 0.843608 1.68722 3.37443 6.74887 13.4977 26.9955 53.9909 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0037 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.879 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8147 x 2.026 at -4.736 degrees (North through East) ! Clean map min=-0.0076582 max=0.87918 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0914+0245_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0914+0245_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0914+0245_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 20:17:25 2010