Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.01 4.934/5.798 5.296 ± 0.6359
ea02 1342 1342/1342 1342 ± 0.00004272 5.593 5.114/6.29 5.628 ± 0.806
ea05 1342 1342/1342 1342 ± 0.00001978 5.241 4.898/6.268 5.509 ± 0.7026
ea06 1342 1342/1342 1342 ± 0.000002298 4.942 4.739/5.499 5.035 ± 0.5625
ea07 1342 1342/1342 1342 ± 0.0000423 5.44 4.965/5.724 5.388 ± 0.6343
ea08 1342 1342/1342 1342 ± 0.00004272 5.639 5.235/6.489 5.786 ± 0.8638
ea09 1342 1342/1342 1342 ± 0.00003879 5.014 4.696/5.805 5.115 ± 0.6422
ea10 1342 1342/1342 1342 ± 0.00004223 5.091 4.891/6.291 5.499 ± 0.7656
ea11 1342 1342/1342 1342 ± 0.00003796 5.553 4.969/6.207 5.562 ± 0.7731
ea12 1342 1342/1342 1342 ± 0 5.368 5.06/6.236 5.544 ± 0.7958
ea13 1342 1342/1342 1342 ± 0.00003126 5.587 5.34/6.119 5.739 ± 0.6879
ea14 1342 1342/1342 1342 ± 0.000001625 5.458 5.027/6.277 5.68 ± 0.7184
ea15 1342 1342/1342 1342 ± 0 5.178 4.968/5.966 5.426 ± 0.7208
ea16 1342 1342/1342 1342 ± 0 5.054 4.962/5.114 5.03 ± 0.1896
ea17 1342 1342/1342 1342 ± 0.00004168 5.472 5.088/6.701 5.678 ± 0.7905
ea18 1342 1342/1342 1342 ± 0.00002811 4.816 4.514/5.49 4.92 ± 0.558
ea19 1342 1342/1342 1342 ± 0 5.421 5.146/6.372 5.694 ± 0.699
ea20 1342 1342/1342 1342 ± 0.0000177 5.701 5.328/6.721 5.807 ± 0.8665
ea21 1342 1342/1342 1342 ± 0.000004319 5.125 4.943/6.044 5.452 ± 0.6775
ea22 1342 1342/1342 1342 ± 0.00004222 5.24 5.004/6.283 5.53 ± 0.7692
ea23 1342 1342/1342 1342 ± 0.00002838 5.34 5.057/6.305 5.673 ± 0.7987
ea25 1342 1342/1342 1342 ± 0 5.032 4.797/5.172 5.028 ± 0.2157
ea26 1342 1342/1342 1342 ± 0.00001883 5.375 5.106/6.297 5.555 ± 0.7496
ea27 1342 1342/1342 1342 ± 0.00004168 5.173 4.76/6.176 5.374 ± 0.7326
ea28 1342 1342/1342 1342 ± 0.00004272 5.336 5.059/6.242 5.564 ± 0.7631
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002393 5.218 5.039/5.392 5.218 ± 0.2415
4 1342 1342/1342 1342 ± 0.00003536 4.926 4.731/5.038 4.918 ± 0.2001
5 1342 1342/1342 1342 ± 0.00002393 5.008 4.87/5.114 5.011 ± 0.2583
6 1342 1342/1342 1342 ± 0.00002393 5.055 4.978/5.146 5.051 ± 0.2228
7 1342 1342/1342 1342 ± 0.00002393 5.095 4.974/5.197 5.083 ± 0.2053
8 1342 1342/1342 1342 ± 0.00002393 5.124 4.896/5.25 5.081 ± 0.2377
9 1342 1342/1342 1342 ± 0.00002393 5.38 5.263/5.586 5.364 ± 0.2828
10 1342 1342/1342 1342 ± 0.00002491 5.775 5.552/5.891 5.735 ± 0.2895
11 1342 1342/1342 1342 ± 0.00002491 6.105 5.933/6.15 5.99 ± 0.3014
12 1342 1342/1342 1342 ± 0.00002491 6.243 5.961/6.298 6.153 ± 0.3083
13 1342 1342/1342 1342 ± 0.00002491 6.556 6.377/6.759 6.52 ± 0.3271
14 1342 1342/1342 1342 ± 0.00002491 6.723 6.533/6.928 6.643 ± 0.3518
15 1342 1342/1342 1342 ± 0.00002491 6.541 6.328/6.709 6.462 ± 0.3716
16 1342 1342/1342 1342 ± 0.00006084 4.452 4.295/4.606 4.453 ± 0.2299
17 1342 1342/1342 1342 ± 0.00006103 4.375 4.243/4.52 4.392 ± 0.2099
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
Start time
2024-11-08 06:03:26.550
End
2024-11-08 07:06:50.907
Duration
1:03:24.357
Note, WebLog generation is not included in the time.

CASA logs for stage 8