! Started logfile: J1924-2914_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:43:44 2010 obs J1924-2914_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1924-2914_S_2008_04_02_pus_uva.fits ! AN table 1: 32 integrations on 120 of 120 possible baselines. ! AN table 2: 146 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0728464 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1924-2914 ! ! 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 984 lines of history. ! ! Reading 6224 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 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 284 telescope corrections were flagged in sub-array 1. ! A total of 2089 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 284 telescope corrections were flagged in sub-array 1. ! A total of 2089 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 284 telescope corrections were flagged in sub-array 1. ! A total of 2089 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 284 telescope corrections were flagged in sub-array 1. ! A total of 2089 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=4.205004Jy sigma=0.035905 ! Fit after self-cal, rms=4.041135Jy sigma=0.034638 ! 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=2.649 mas, bmaj=6.79 mas, bpa=-0.6817 degrees ! Estimated noise=1984.65 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 = 2.9716 Jy ! Component: 100 - total flux cleaned = 3.94573 Jy ! Total flux subtracted in 100 components = 3.94573 Jy ! Clean residual min=-0.271585 max=0.722046 Jy/beam ! Clean residual mean=0.007978 rms=0.085195 Jy/beam ! Combined flux in latest and established models = 3.94573 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 3.94573 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.916270Jy sigma=0.016299 ! Fit after self-cal, rms=1.908828Jy sigma=0.016254 ! Inverting map ! Added new window around map position (3.5, 7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.709131 Jy ! Component: 100 - total flux cleaned = 1.14912 Jy ! Total flux subtracted in 100 components = 1.14912 Jy ! Clean residual min=-0.176322 max=0.350484 Jy/beam ! Clean residual mean=0.005133 rms=0.054377 Jy/beam ! Combined flux in latest and established models = 5.09484 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 40 components and 5.09484 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.325004Jy sigma=0.010981 ! Fit after self-cal, rms=1.290098Jy sigma=0.010745 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.350483 Jy ! Component: 100 - total flux cleaned = 0.588794 Jy ! Total flux subtracted in 100 components = 0.588794 Jy ! Clean residual min=-0.122876 max=0.199314 Jy/beam ! Clean residual mean=0.003682 rms=0.040124 Jy/beam ! Combined flux in latest and established models = 5.68364 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 67 components and 5.68364 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.061149Jy sigma=0.008685 ! Fit after self-cal, rms=1.052531Jy sigma=0.008631 ! 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=3.55 mas, bmaj=9.9 mas, bpa=-4.938 degrees ! Estimated noise=1147.43 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 = 0.411478 Jy ! Component: 100 - total flux cleaned = 0.636052 Jy ! Component: 150 - total flux cleaned = 0.767071 Jy ! Component: 200 - total flux cleaned = 0.843963 Jy ! Total flux subtracted in 200 components = 0.843963 Jy ! Clean residual min=-0.101115 max=0.160088 Jy/beam ! Clean residual mean=0.002855 rms=0.037517 Jy/beam ! Combined flux in latest and established models = 6.5276 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 104 components and 6.5276 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.882201Jy sigma=0.007249 ! Fit after self-cal, rms=0.876233Jy sigma=0.007211 ! 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 0.96 FD 1.06 HH 1.00* HN 1.00* ! KK 1.08 KP 0.98 LA 1.18 MK 0.80 ! NL 1.05 NY 1.00* ON 1.00* OV 0.96 ! PT 1.00 SC 1.01 WZ 1.00* ZC 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.02 HH 1.00* HN 1.15 ! KK 1.00* KP 1.00 LA 1.16 MK 1.00* ! NL 1.09 NY 1.00* ON 1.00* OV 0.99 ! PT 0.98 SC 0.98 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 1.00 FD 1.15 HH 1.00* HN 1.00* ! KK 1.01 KP 1.01 LA 1.10 MK 0.86 ! NL 1.10 NY 1.00* ON 1.00* OV 0.98 ! PT 0.99 SC 1.04 WZ 1.00* ZC 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.10 HH 1.00* HN 1.24 ! KK 1.00* KP 1.03 LA 1.08 MK 1.00* ! NL 1.14 NY 1.00* ON 1.00* OV 1.01 ! PT 0.98 SC 1.02 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 1.06 FD 1.15 HH 1.00* HN 1.00* ! KK 1.06 KP 1.01 LA 0.88 MK 0.87 ! NL 1.13 NY 1.00* ON 1.00* OV 1.03 ! PT 1.05 SC 0.93 WZ 1.00* ZC 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.11 HH 1.00* HN 1.22 ! KK 1.00* KP 1.01 LA 0.87 MK 1.00* ! NL 1.15 NY 1.00* ON 1.00* OV 1.06 ! PT 1.04 SC 0.95 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 0.95 FD 1.11 HH 1.00* HN 1.00* ! KK 1.05 KP 0.92 LA 0.74 MK 0.93 ! NL 1.02 NY 1.00* ON 1.00* OV 0.86 ! PT 0.91 SC 0.97 WZ 1.00* ZC 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.08 HH 1.00* HN 1.13 ! KK 1.00* KP 0.94 LA 0.73 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 0.87 ! PT 0.89 SC 0.97 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.876233Jy sigma=0.007211 ! Fit after self-cal, rms=0.341115Jy sigma=0.002638 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.487 mas, bmaj=11.55 mas, bpa=-4.504 degrees ! Estimated noise=1161.54 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 (9, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.101598 Jy ! Component: 100 - total flux cleaned = 0.114754 Jy ! Component: 150 - total flux cleaned = 0.123836 Jy ! Component: 200 - total flux cleaned = 0.133164 Jy ! Total flux subtracted in 200 components = 0.133164 Jy ! Clean residual min=-0.048921 max=0.064835 Jy/beam ! Clean residual mean=0.000181 rms=0.012832 Jy/beam ! Combined flux in latest and established models = 6.66076 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 124 components and 6.66076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294669Jy sigma=0.002281 ! Fit after self-cal, rms=0.289398Jy sigma=0.002241 ! 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=0.289398Jy sigma=0.002241 ! Fit after self-cal, rms=0.275273Jy sigma=0.002118 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.486 mas, bmaj=11.56 mas, bpa=-4.527 degrees ! Estimated noise=1160.91 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0618131 Jy ! Component: 100 - total flux cleaned = 0.0669099 Jy ! Component: 150 - total flux cleaned = 0.0690988 Jy ! Component: 200 - total flux cleaned = 0.0701413 Jy ! Total flux subtracted in 200 components = 0.0701413 Jy ! Clean residual min=-0.042249 max=0.045591 Jy/beam ! Clean residual mean=0.000333 rms=0.009592 Jy/beam ! Combined flux in latest and established models = 6.73091 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 145 components and 6.73091 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256494Jy sigma=0.001989 ! Fit after self-cal, rms=0.253894Jy sigma=0.001970 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 = 0.0116165 Jy ! Component: 100 - total flux cleaned = 0.0106122 Jy ! Component: 150 - total flux cleaned = 0.0115227 Jy ! Component: 200 - total flux cleaned = 0.0115359 Jy ! Total flux subtracted in 200 components = 0.0115359 Jy ! Clean residual min=-0.039363 max=0.039444 Jy/beam ! Clean residual mean=0.000203 rms=0.008898 Jy/beam ! Combined flux in latest and established models = 6.74244 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 160 components and 6.74244 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245721Jy sigma=0.001915 ! Fit after self-cal, rms=0.244648Jy sigma=0.001908 ! 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=0.244648Jy sigma=0.001908 ! Fit after self-cal, rms=0.231987Jy sigma=0.001792 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.484 mas, bmaj=11.57 mas, bpa=-4.565 degrees ! Estimated noise=1159.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0298779 Jy ! Component: 100 - total flux cleaned = 0.0299824 Jy ! Component: 150 - total flux cleaned = 0.0291731 Jy ! Component: 200 - total flux cleaned = 0.0284453 Jy ! Total flux subtracted in 200 components = 0.0284453 Jy ! Clean residual min=-0.032580 max=0.026615 Jy/beam ! Clean residual mean=-0.000339 rms=0.006737 Jy/beam ! Combined flux in latest and established models = 6.77089 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 170 components and 6.77089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223250Jy sigma=0.001737 ! Fit after self-cal, rms=0.222431Jy sigma=0.001731 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 = 0.00504703 Jy ! Component: 100 - total flux cleaned = 0.00436675 Jy ! Component: 150 - total flux cleaned = 0.00368169 Jy ! Component: 200 - total flux cleaned = 0.0024511 Jy ! Total flux subtracted in 200 components = 0.0024511 Jy ! Clean residual min=-0.029720 max=0.024295 Jy/beam ! Clean residual mean=-0.000370 rms=0.006357 Jy/beam ! Combined flux in latest and established models = 6.77334 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 172 components and 6.77334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217753Jy sigma=0.001701 ! Fit after self-cal, rms=0.217268Jy sigma=0.001698 ! 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=0.217268Jy sigma=0.001698 ! Fit after self-cal, rms=0.216486Jy sigma=0.001688 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.499 mas, bmaj=19.73 mas, bpa=-1.88 degrees ! Estimated noise=1383.04 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.015618 Jy ! Component: 100 - total flux cleaned = 0.0179847 Jy ! Component: 150 - total flux cleaned = 0.0184692 Jy ! Component: 200 - total flux cleaned = 0.0184886 Jy ! Total flux subtracted in 200 components = 0.0184886 Jy ! Clean residual min=-0.015712 max=0.019055 Jy/beam ! Clean residual mean=-0.000603 rms=0.005963 Jy/beam ! Combined flux in latest and established models = 6.79183 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 190 components and 6.79183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213658Jy sigma=0.001673 ! Fit after self-cal, rms=0.212667Jy sigma=0.001665 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 = 0.000901598 Jy ! Component: 100 - total flux cleaned = 0.00189797 Jy ! Component: 150 - total flux cleaned = 0.00156953 Jy ! Component: 200 - total flux cleaned = 0.000921371 Jy ! Total flux subtracted in 200 components = 0.000921371 Jy ! Clean residual min=-0.016414 max=0.017274 Jy/beam ! Clean residual mean=-0.000627 rms=0.005842 Jy/beam ! Combined flux in latest and established models = 6.79275 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 202 components and 6.79275 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211388Jy sigma=0.001660 ! Fit after self-cal, rms=0.210559Jy sigma=0.001652 ! 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=3.482 mas, bmaj=11.58 mas, bpa=-4.608 degrees ! Estimated noise=1159.91 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.482 x 11.58 at -4.608 degrees (North through East) ! Clean map min=-0.031021 max=3.893 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=0.210559Jy sigma=0.001652 ! Fit after self-cal, rms=0.184052Jy sigma=0.001393 ! Inverting map and beam ! Estimated beam: bmin=3.484 mas, bmaj=11.57 mas, bpa=-4.558 degrees ! Estimated noise=1161.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110828 Jy ! Component: 100 - total flux cleaned = 0.0116742 Jy ! Component: 150 - total flux cleaned = 0.0116689 Jy ! Component: 200 - total flux cleaned = 0.0111848 Jy ! Total flux subtracted in 200 components = 0.0111848 Jy ! Clean residual min=-0.023105 max=0.020731 Jy/beam ! Clean residual mean=-0.000292 rms=0.004915 Jy/beam ! Combined flux in latest and established models = 6.80393 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 213 components and 6.80393 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180289Jy sigma=0.001368 ! Fit after self-cal, rms=0.179944Jy sigma=0.001367 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00163533 Jy ! Component: 100 - total flux cleaned = 0.00118853 Jy ! Component: 150 - total flux cleaned = 0.000773339 Jy ! Component: 200 - total flux cleaned = 0.000371283 Jy ! Total flux subtracted in 200 components = 0.000371283 Jy ! Clean residual min=-0.021092 max=0.019620 Jy/beam ! Clean residual mean=-0.000299 rms=0.004728 Jy/beam ! Combined flux in latest and established models = 6.80431 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 217 components and 6.80431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177668Jy sigma=0.001352 ! Fit after self-cal, rms=0.177463Jy sigma=0.001350 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177463Jy sigma=0.001350 ! Fit after self-cal, rms=0.176848Jy sigma=0.001346 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=2.587 mas, bmaj=8.123 mas, bpa=-0.3455 degrees ! Estimated noise=2017.72 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.03153 Jy ! Component: 100 - total flux cleaned = 4.12207 Jy ! Component: 150 - total flux cleaned = 4.79616 Jy ! Component: 200 - total flux cleaned = 5.24736 Jy ! Total flux subtracted in 200 components = 5.24736 Jy ! Clean residual min=-0.079335 max=0.250058 Jy/beam ! Clean residual mean=0.004362 rms=0.038845 Jy/beam ! Combined flux in latest and established models = 5.24736 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 49 model components to the UV plane model. ! The established model now contains 49 components and 5.24736 Jy ! Inverting map and beam ! Estimated beam: bmin=3.482 mas, bmaj=11.58 mas, bpa=-4.612 degrees ! Estimated noise=1161.99 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 = 0.637639 Jy ! Component: 100 - total flux cleaned = 0.984111 Jy ! Component: 150 - total flux cleaned = 1.19149 Jy ! Component: 200 - total flux cleaned = 1.32003 Jy ! Total flux subtracted in 200 components = 1.32003 Jy ! Clean residual min=-0.024635 max=0.072378 Jy/beam ! Clean residual mean=0.002346 rms=0.015411 Jy/beam ! Combined flux in latest and established models = 6.5674 Jy ! Adding 92 model components to the UV plane model. ! The established model now contains 130 components and 6.5674 Jy ! Inverting map ! Added new window around map position (-3.5, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0829956 Jy ! Component: 100 - total flux cleaned = 0.136638 Jy ! Component: 150 - total flux cleaned = 0.172024 Jy ! Component: 200 - total flux cleaned = 0.193824 Jy ! Total flux subtracted in 200 components = 0.193824 Jy ! Clean residual min=-0.019343 max=0.021059 Jy/beam ! Clean residual mean=0.000332 rms=0.005134 Jy/beam ! Combined flux in latest and established models = 6.76122 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 195 components and 6.76122 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=8.498 mas, bmaj=19.73 mas, bpa=-1.889 degrees ! Estimated noise=1385.16 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0230778 Jy ! Component: 100 - total flux cleaned = 0.0288062 Jy ! Component: 150 - total flux cleaned = 0.0303566 Jy ! Component: 200 - total flux cleaned = 0.030696 Jy ! Total flux subtracted in 200 components = 0.030696 Jy ! Clean residual min=-0.014512 max=0.015568 Jy/beam ! Clean residual mean=0.000025 rms=0.005138 Jy/beam ! Combined flux in latest and established models = 6.79192 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 = 0.000587195 Jy ! Component: 100 - total flux cleaned = 0.00114204 Jy ! Component: 150 - total flux cleaned = 0.00167671 Jy ! Component: 200 - total flux cleaned = 0.00217283 Jy ! Total flux subtracted in 200 components = 0.00217283 Jy ! Clean residual min=-0.014071 max=0.015178 Jy/beam ! Clean residual mean=-0.000020 rms=0.005020 Jy/beam ! Combined flux in latest and established models = 6.79409 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 247 components and 6.79409 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.482 mas, bmaj=11.58 mas, bpa=-4.612 degrees ! Estimated noise=1161.99 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00150495 Jy ! Component: 100 - total flux cleaned = -0.000625868 Jy ! Component: 150 - total flux cleaned = -0.000221564 Jy ! Component: 200 - total flux cleaned = 0.000503975 Jy ! Total flux subtracted in 200 components = 0.000503975 Jy ! Clean residual min=-0.018689 max=0.014811 Jy/beam ! Clean residual mean=-0.000020 rms=0.004043 Jy/beam ! Combined flux in latest and established models = 6.79459 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 264 components and 6.79459 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168389Jy sigma=0.001292 ! Fit after self-cal, rms=0.167088Jy sigma=0.001281 wmodel J1924-2914_S_2008_04_02_pus_map.mod ! Writing 264 model components to file: J1924-2914_S_2008_04_02_pus_map.mod wobs J1924-2914_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1924-2914_S_2008_04_02_pus_uvs.fits wwins J1924-2914_S_2008_04_02_pus_map.win ! wwins: Wrote 4 windows to J1924-2914_S_2008_04_02_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 = -0.00391826 Jy ! Component: 100 - total flux cleaned = -0.00166755 Jy ! Component: 150 - total flux cleaned = 0.000159607 Jy ! Component: 200 - total flux cleaned = 0.00187794 Jy ! Component: 250 - total flux cleaned = 0.00330214 Jy ! Component: 300 - total flux cleaned = 0.00504605 Jy ! Component: 350 - total flux cleaned = 0.00616345 Jy ! Component: 400 - total flux cleaned = 0.00670647 Jy ! Component: 450 - total flux cleaned = 0.00757827 Jy ! Component: 500 - total flux cleaned = 0.00791498 Jy ! Component: 550 - total flux cleaned = 0.00807981 Jy ! Component: 600 - total flux cleaned = 0.0077539 Jy ! Component: 650 - total flux cleaned = 0.00759714 Jy ! Component: 700 - total flux cleaned = 0.00759613 Jy ! Component: 750 - total flux cleaned = 0.00698187 Jy ! Component: 800 - total flux cleaned = 0.0066839 Jy ! Component: 850 - total flux cleaned = 0.00653703 Jy ! Component: 900 - total flux cleaned = 0.0061025 Jy ! Component: 950 - total flux cleaned = 0.00581745 Jy ! Component: 1000 - total flux cleaned = 0.00553663 Jy ! Component: 1050 - total flux cleaned = 0.00485171 Jy ! Component: 1100 - total flux cleaned = 0.00418085 Jy ! Component: 1150 - total flux cleaned = 0.00391796 Jy ! Component: 1200 - total flux cleaned = 0.00313688 Jy ! Component: 1250 - total flux cleaned = 0.00236947 Jy ! Component: 1300 - total flux cleaned = 0.00199295 Jy ! Component: 1350 - total flux cleaned = 0.00174322 Jy ! Component: 1400 - total flux cleaned = 0.00113052 Jy ! Component: 1450 - total flux cleaned = 0.00088764 Jy ! Component: 1500 - total flux cleaned = 0.000530214 Jy ! Component: 1550 - total flux cleaned = 0.000294032 Jy ! Component: 1600 - total flux cleaned = -0.000168692 Jy ! Component: 1650 - total flux cleaned = -0.000395661 Jy ! Component: 1700 - total flux cleaned = -0.000395371 Jy ! Component: 1750 - total flux cleaned = -0.000728314 Jy ! Component: 1800 - total flux cleaned = -0.000617992 Jy ! Component: 1850 - total flux cleaned = -0.000835582 Jy ! Component: 1900 - total flux cleaned = -0.000941506 Jy ! Component: 1950 - total flux cleaned = -0.00104645 Jy ! Component: 2000 - total flux cleaned = -0.000942046 Jy ! Total flux subtracted in 2048 components = -0.000838429 Jy ! Clean residual min=-0.005468 max=0.006220 Jy/beam ! Clean residual mean=-0.000019 rms=0.002226 Jy/beam ! Combined flux in latest and established models = 6.79376 Jy keep ! Adding 113 model components to the UV plane model. ! The established model now contains 377 components and 6.79376 Jy wmap "J1924-2914_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.482 x 11.58 at -4.612 degrees (North through East) ! Clean map min=-0.017333 max=3.9035 Jy/beam ! Writing clean map to FITS file: J1924-2914_S_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 3.90347 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00223149 device "J1924-2914_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1924-2914_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.171501 0.171501 0.343001 0.686002 1.372 2.74401 5.48802 10.976 21.9521 43.9041 87.8083 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0066 print "peak=",int(1000*peak_flux)/1000 ! peak= 3.903 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.482 x 11.58 at -4.612 degrees (North through East) ! Clean map min=-0.017333 max=3.9035 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1924-2914_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1924-2914_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1924-2914_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:43:48 2010