! Started logfile: J2129-1538_X_2008_07_09_pus_uvs.log on Sun Oct 10 20:20:01 2010 obs J2129-1538_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J2129-1538_X_2008_07_09_pus_uva.fits ! AN table 1: 60 integrations on 105 of 105 possible baselines. ! AN table 2: 29 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.179561 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2129-1538 ! ! 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 1142 lines of history. ! ! Reading 6712 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 570 telescope corrections were flagged in sub-array 1. ! A total of 254 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 570 telescope corrections were flagged in sub-array 1. ! A total of 254 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 570 telescope corrections were flagged in sub-array 1. ! A total of 254 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 570 telescope corrections were flagged in sub-array 1. ! A total of 254 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.719354Jy sigma=0.006437 ! Fit after self-cal, rms=0.272145Jy sigma=0.002091 ! 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=0.741 mas, bmaj=2.081 mas, bpa=-9.211 degrees ! Estimated noise=1329.94 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 = 0.767126 Jy ! Component: 100 - total flux cleaned = 0.98574 Jy ! Total flux subtracted in 100 components = 0.98574 Jy ! Clean residual min=-0.026314 max=0.088132 Jy/beam ! Clean residual mean=0.001061 rms=0.010588 Jy/beam ! Combined flux in latest and established models = 0.98574 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.985741 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223275Jy sigma=0.001854 ! Fit after self-cal, rms=0.223221Jy sigma=0.001853 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.089029 Jy ! Component: 100 - total flux cleaned = 0.129508 Jy ! Total flux subtracted in 100 components = 0.129508 Jy ! Clean residual min=-0.015968 max=0.019636 Jy/beam ! Clean residual mean=0.000181 rms=0.005021 Jy/beam ! Combined flux in latest and established models = 1.11525 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 16 components and 1.11525 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185609Jy sigma=0.001439 ! Fit after self-cal, rms=0.185528Jy sigma=0.001438 ! 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=0.8199 mas, bmaj=2.394 mas, bpa=-10.73 degrees ! Estimated noise=1014.22 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 = 0.0294631 Jy ! Component: 100 - total flux cleaned = 0.0441572 Jy ! Component: 150 - total flux cleaned = 0.0520441 Jy ! Component: 200 - total flux cleaned = 0.0560923 Jy ! Total flux subtracted in 200 components = 0.0560923 Jy ! Clean residual min=-0.012649 max=0.014233 Jy/beam ! Clean residual mean=-0.000937 rms=0.004311 Jy/beam ! Combined flux in latest and established models = 1.17134 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 30 components and 1.17134 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181862Jy sigma=0.001390 ! Fit after self-cal, rms=0.181745Jy sigma=0.001389 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HH 1.00* HN 1.06 ! KK 1.11 KP 1.01 LA 0.97 MK 0.97 ! NL 0.97 NY 1.00* ON 1.00* PT 0.97 ! SC 0.98 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.99 HH 1.00* HN 1.00* ! KK 1.01 KP 1.00 LA 0.96 MK 0.95 ! NL 1.07 NY 1.00* ON 1.00* PT 1.01 ! SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HH 1.00* HN 0.97 ! KK 1.11 KP 0.96 LA 0.95 MK 0.97 ! NL 0.97 NY 1.00* ON 1.00* PT 0.97 ! SC 0.98 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.00 HH 1.00* HN 1.00* ! KK 1.03 KP 0.96 LA 0.95 MK 0.94 ! NL 1.06 NY 1.00* ON 1.00* PT 1.00 ! SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HH 1.00* HN 0.98 ! KK 1.15 KP 1.00 LA 1.01 MK 0.96 ! NL 1.00 NY 1.00* ON 1.00* PT 0.99 ! SC 1.03 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.01 HH 1.00* HN 1.00* ! KK 0.99 KP 0.99 LA 1.01 MK 0.97 ! NL 1.11 NY 1.00* ON 1.00* PT 1.01 ! SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HH 1.00* HN 0.98 ! KK 1.09 KP 1.00 LA 0.99 MK 1.00 ! NL 1.01 NY 1.00* ON 1.00* PT 1.04 ! SC 1.05 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.01 HH 1.00* HN 1.00* ! KK 1.00 KP 0.99 LA 0.99 MK 0.99 ! NL 1.13 NY 1.00* ON 1.00* PT 1.06 ! SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.181745Jy sigma=0.001389 ! Fit after self-cal, rms=0.177393Jy sigma=0.001310 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8294 mas, bmaj=2.406 mas, bpa=-10.58 degrees ! Estimated noise=1016.75 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 (-0.4, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0080833 Jy ! Component: 100 - total flux cleaned = 0.00747988 Jy ! Component: 150 - total flux cleaned = 0.00698195 Jy ! Component: 200 - total flux cleaned = 0.00668597 Jy ! Total flux subtracted in 200 components = 0.00668597 Jy ! Clean residual min=-0.011197 max=0.006796 Jy/beam ! Clean residual mean=-0.000755 rms=0.002203 Jy/beam ! Combined flux in latest and established models = 1.17803 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 54 components and 1.17803 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176698Jy sigma=0.001303 ! Fit after self-cal, rms=0.176726Jy sigma=0.001303 ! 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=0.176726Jy sigma=0.001303 ! Fit after self-cal, rms=0.176678Jy sigma=0.001302 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8302 mas, bmaj=2.407 mas, bpa=-10.56 degrees ! Estimated noise=1015.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000475453 Jy ! Component: 100 - total flux cleaned = 0.000760206 Jy ! Component: 150 - total flux cleaned = 0.000751186 Jy ! Component: 200 - total flux cleaned = 0.000747986 Jy ! Total flux subtracted in 200 components = 0.000747986 Jy ! Clean residual min=-0.010618 max=0.006305 Jy/beam ! Clean residual mean=-0.000622 rms=0.002113 Jy/beam ! Combined flux in latest and established models = 1.17878 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 62 components and 1.17877 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176405Jy sigma=0.001300 ! Fit after self-cal, rms=0.176400Jy sigma=0.001300 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 = 0.000128081 Jy ! Component: 100 - total flux cleaned = 0.000122958 Jy ! Component: 150 - total flux cleaned = 2.71687e-05 Jy ! Component: 200 - total flux cleaned = 2.8891e-05 Jy ! Total flux subtracted in 200 components = 2.8891e-05 Jy ! Clean residual min=-0.010251 max=0.006053 Jy/beam ! Clean residual mean=-0.000625 rms=0.002076 Jy/beam ! Combined flux in latest and established models = 1.1788 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 74 components and 1.1788 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176270Jy sigma=0.001299 ! Fit after self-cal, rms=0.176267Jy sigma=0.001299 ! 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=0.176267Jy sigma=0.001299 ! Fit after self-cal, rms=0.174165Jy sigma=0.001263 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8315 mas, bmaj=2.403 mas, bpa=-10.51 degrees ! Estimated noise=1015.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0010682 Jy ! Component: 100 - total flux cleaned = -0.00130697 Jy ! Component: 150 - total flux cleaned = -0.00123904 Jy ! Component: 200 - total flux cleaned = -0.00117844 Jy ! Total flux subtracted in 200 components = -0.00117844 Jy ! Clean residual min=-0.004438 max=0.003891 Jy/beam ! Clean residual mean=-0.000241 rms=0.001175 Jy/beam ! Combined flux in latest and established models = 1.17763 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 90 components and 1.17762 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174057Jy sigma=0.001262 ! Fit after self-cal, rms=0.174075Jy sigma=0.001262 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 = 0.000316899 Jy ! Component: 100 - total flux cleaned = 0.000258779 Jy ! Component: 150 - total flux cleaned = 0.00026153 Jy ! Component: 200 - total flux cleaned = 0.000314594 Jy ! Total flux subtracted in 200 components = 0.000314594 Jy ! Clean residual min=-0.004390 max=0.003902 Jy/beam ! Clean residual mean=-0.000250 rms=0.001156 Jy/beam ! Combined flux in latest and established models = 1.17794 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 97 components and 1.17794 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174032Jy sigma=0.001262 ! Fit after self-cal, rms=0.174032Jy sigma=0.001262 ! 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=0.174032Jy sigma=0.001262 ! Fit after self-cal, rms=0.174071Jy sigma=0.001262 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.416 mas, bmaj=3.957 mas, bpa=-3.516 degrees ! Estimated noise=1294.21 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00171641 Jy ! Component: 100 - total flux cleaned = -0.00176728 Jy ! Component: 150 - total flux cleaned = -0.00185164 Jy ! Component: 200 - total flux cleaned = -0.0019613 Jy ! Total flux subtracted in 200 components = -0.0019613 Jy ! Clean residual min=-0.004157 max=0.003821 Jy/beam ! Clean residual mean=-0.000385 rms=0.001225 Jy/beam ! Combined flux in latest and established models = 1.17598 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 107 components and 1.17598 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174058Jy sigma=0.001261 ! Fit after self-cal, rms=0.174056Jy sigma=0.001261 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 = 1.79841e-05 Jy ! Component: 100 - total flux cleaned = -1.62063e-05 Jy ! Component: 150 - total flux cleaned = -0.000108472 Jy ! Component: 200 - total flux cleaned = -0.000165363 Jy ! Total flux subtracted in 200 components = -0.000165363 Jy ! Clean residual min=-0.004120 max=0.003848 Jy/beam ! Clean residual mean=-0.000375 rms=0.001209 Jy/beam ! Combined flux in latest and established models = 1.17581 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 110 components and 1.17581 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174053Jy sigma=0.001261 ! Fit after self-cal, rms=0.174053Jy sigma=0.001261 ! 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=0.8322 mas, bmaj=2.404 mas, bpa=-10.47 degrees ! Estimated noise=1015.33 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8322 x 2.404 at -10.47 degrees (North through East) ! Clean map min=-0.0040229 max=0.99067 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=0.174053Jy sigma=0.001261 ! Fit after self-cal, rms=1.689259Jy sigma=0.001111 ! Inverting map and beam ! Estimated beam: bmin=0.8323 mas, bmaj=2.405 mas, bpa=-10.5 degrees ! Estimated noise=1015.56 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00141895 Jy ! Component: 100 - total flux cleaned = -0.00153996 Jy ! Component: 150 - total flux cleaned = -0.00148953 Jy ! Component: 200 - total flux cleaned = -0.00148849 Jy ! Total flux subtracted in 200 components = -0.00148849 Jy ! Clean residual min=-0.004044 max=0.003936 Jy/beam ! Clean residual mean=-0.000094 rms=0.001055 Jy/beam ! Combined flux in latest and established models = 1.17432 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 119 components and 1.17432 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.689227Jy sigma=0.001111 ! Fit after self-cal, rms=1.689243Jy sigma=0.001111 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.74555e-05 Jy ! Component: 100 - total flux cleaned = -5.9337e-05 Jy ! Component: 150 - total flux cleaned = -5.86739e-05 Jy ! Component: 200 - total flux cleaned = 1.23008e-05 Jy ! Total flux subtracted in 200 components = 1.23008e-05 Jy ! Clean residual min=-0.004013 max=0.003865 Jy/beam ! Clean residual mean=-0.000095 rms=0.001045 Jy/beam ! Combined flux in latest and established models = 1.17434 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 124 components and 1.17434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.689242Jy sigma=0.001111 ! Fit after self-cal, rms=1.689240Jy sigma=0.001111 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.689240Jy sigma=0.001111 ! Fit after self-cal, rms=1.656392Jy sigma=0.001111 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=0.7507 mas, bmaj=2.092 mas, bpa=-9.111 degrees ! Estimated noise=1338.17 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.768161 Jy ! Component: 100 - total flux cleaned = 0.98198 Jy ! Component: 150 - total flux cleaned = 1.06846 Jy ! Component: 200 - total flux cleaned = 1.10725 Jy ! Total flux subtracted in 200 components = 1.10725 Jy ! Clean residual min=-0.009981 max=0.019164 Jy/beam ! Clean residual mean=0.000453 rms=0.003321 Jy/beam ! Combined flux in latest and established models = 1.10725 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 12 model components to the UV plane model. ! The established model now contains 12 components and 1.10725 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8327 mas, bmaj=2.405 mas, bpa=-10.49 degrees ! Estimated noise=1015.63 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 = 0.0302572 Jy ! Component: 100 - total flux cleaned = 0.0466008 Jy ! Component: 150 - total flux cleaned = 0.0557391 Jy ! Component: 200 - total flux cleaned = 0.0612071 Jy ! Total flux subtracted in 200 components = 0.0612071 Jy ! Clean residual min=-0.004574 max=0.004095 Jy/beam ! Clean residual mean=0.000049 rms=0.001231 Jy/beam ! Combined flux in latest and established models = 1.16846 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 1.16846 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=2.419 mas, bmaj=3.959 mas, bpa=-3.454 degrees ! Estimated noise=1292.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00382859 Jy ! Component: 100 - total flux cleaned = 0.00468562 Jy ! Component: 150 - total flux cleaned = 0.00497279 Jy ! Component: 200 - total flux cleaned = 0.00516301 Jy ! Total flux subtracted in 200 components = 0.00516301 Jy ! Clean residual min=-0.003430 max=0.003717 Jy/beam ! Clean residual mean=-0.000202 rms=0.001137 Jy/beam ! Combined flux in latest and established models = 1.17362 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 = 0.000122912 Jy ! Component: 100 - total flux cleaned = 0.000192996 Jy ! Component: 150 - total flux cleaned = 0.000250067 Jy ! Component: 200 - total flux cleaned = 0.000275983 Jy ! Total flux subtracted in 200 components = 0.000275983 Jy ! Clean residual min=-0.003411 max=0.003666 Jy/beam ! Clean residual mean=-0.000219 rms=0.001121 Jy/beam ! Combined flux in latest and established models = 1.17389 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 50 components and 1.17389 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8327 mas, bmaj=2.405 mas, bpa=-10.49 degrees ! Estimated noise=1015.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000290006 Jy ! Component: 100 - total flux cleaned = 4.84087e-05 Jy ! Component: 150 - total flux cleaned = 4.95362e-05 Jy ! Component: 200 - total flux cleaned = 5.06962e-05 Jy ! Total flux subtracted in 200 components = 5.06962e-05 Jy ! Clean residual min=-0.004287 max=0.004005 Jy/beam ! Clean residual mean=-0.000103 rms=0.001074 Jy/beam ! Combined flux in latest and established models = 1.17395 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 64 components and 1.17395 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.656354Jy sigma=0.001111 ! Fit after self-cal, rms=1.656418Jy sigma=0.001111 wmodel J2129-1538_X_2008_07_09_pus_map.mod ! Writing 64 model components to file: J2129-1538_X_2008_07_09_pus_map.mod wobs J2129-1538_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J2129-1538_X_2008_07_09_pus_uvs.fits wwins J2129-1538_X_2008_07_09_pus_map.win ! wwins: Wrote 2 windows to J2129-1538_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 = -0.00076693 Jy ! Component: 100 - total flux cleaned = -0.000707789 Jy ! Component: 150 - total flux cleaned = -0.00053351 Jy ! Component: 200 - total flux cleaned = -0.000479823 Jy ! Component: 250 - total flux cleaned = -0.000584836 Jy ! Component: 300 - total flux cleaned = -0.000787992 Jy ! Component: 350 - total flux cleaned = -0.000935807 Jy ! Component: 400 - total flux cleaned = -0.00107969 Jy ! Component: 450 - total flux cleaned = -0.00112709 Jy ! Component: 500 - total flux cleaned = -0.0012638 Jy ! Component: 550 - total flux cleaned = -0.00144107 Jy ! Component: 600 - total flux cleaned = -0.0014839 Jy ! Component: 650 - total flux cleaned = -0.00156873 Jy ! Component: 700 - total flux cleaned = -0.00165267 Jy ! Component: 750 - total flux cleaned = -0.00177644 Jy ! Component: 800 - total flux cleaned = -0.00189784 Jy ! Component: 850 - total flux cleaned = -0.00197762 Jy ! Component: 900 - total flux cleaned = -0.00213433 Jy ! Component: 950 - total flux cleaned = -0.00224953 Jy ! Component: 1000 - total flux cleaned = -0.00236285 Jy ! Total flux subtracted in 1024 components = -0.0024002 Jy ! Clean residual min=-0.001856 max=0.002203 Jy/beam ! Clean residual mean=-0.000089 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 1.17155 Jy keep ! Adding 58 model components to the UV plane model. ! The established model now contains 122 components and 1.17155 Jy wmap "J2129-1538_X_2008_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8327 x 2.405 at -10.49 degrees (North through East) ! Clean map min=-0.0038476 max=0.99185 Jy/beam ! Writing clean map to FITS file: J2129-1538_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 0.99185 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000791715 device "J2129-1538_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J2129-1538_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.239466 0.239466 0.478932 0.957865 1.91573 3.83146 7.66292 15.3258 30.6517 61.3034 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.991 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8327 x 2.405 at -10.49 degrees (North through East) ! Clean map min=-0.0038476 max=0.99185 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2129-1538_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J2129-1538_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2129-1538_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 20:20:03 2010