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

Statwt Summary Plot

VLASS3.2.sb45489670.eb46132517.60459.18880607639_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 6.09 5.603/6.527 5.891 ± 0.9263
ea02 1342 1342/1342 1342 ± 0 6.196 5.519/6.45 5.99 ± 0.9225
ea03 1342 1342/1342 1342 ± 0 6.035 5.371/6.647 5.988 ± 0.7119
ea04 1342 1342/1342 1342 ± 0 5.5 4.96/5.998 5.459 ± 0.624
ea05 1342 1342/1342 1342 ± 0.00001472 5.514 5.152/6.435 5.598 ± 0.9038
ea06 1342 1342/1342 1342 ± 0 5.765 4.973/5.983 5.5 ± 0.7485
ea07 1342 1342/1342 1342 ± 0 5.966 5.071/6.147 5.709 ± 0.8607
ea08 1342 1342/1342 1342 ± 0 6.091 5.363/6.519 5.921 ± 0.8204
ea09 1342 1342/1342 1342 ± 0.00000126 5.57 4.997/6.307 5.667 ± 0.7285
ea10 1342 1342/1342 1342 ± 0 5.362 5.1/6.081 5.544 ± 0.6043
ea11 1342 1342/1342 1342 ± 0.0000297 5.427 5.134/6.322 5.5 ± 0.9429
ea12 1342 1342/1342 1342 ± 0 5.352 5.269/6.247 5.563 ± 0.676
ea14 1342 1342/1342 1342 ± 0.00002082 5.693 5.397/6.444 5.809 ± 0.7345
ea15 1342 1342/1342 1342 ± 0.00002025 6.084 5.517/6.666 5.971 ± 1.062
ea16 1342 1342/1342 1342 ± 0 6.092 5.543/6.572 6.067 ± 0.7055
ea17 1342 1342/1342 1342 ± 0 6.105 5.597/6.902 6.161 ± 0.6921
ea18 1342 1342/1342 1342 ± 0 6.439 5.738/7.107 6.257 ± 0.8784
ea19 1342 1342/1342 1342 ± 0 5.716 5.312/6.597 5.775 ± 0.8153
ea20 1342 1342/1342 1342 ± 0 6.544 5.756/7.001 6.267 ± 0.8681
ea22 1342 1342/1342 1342 ± 0 5.652 5.123/6.127 5.521 ± 0.701
ea23 1342 1342/1342 1342 ± 0.000008242 5.551 5.388/6.37 5.873 ± 0.7365
ea24 1342 1342/1342 1342 ± 0 6.031 4.846/6.377 5.614 ± 0.9195
ea25 1342 1342/1342 1342 ± 0 6.426 5.544/6.895 6.237 ± 0.9519
ea27 1342 1342/1342 1342 ± 0 5.658 5.166/6.407 5.678 ± 0.8236
ea28 1342 1342/1342 1342 ± 0 6.408 5.731/7.028 6.274 ± 0.8423
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 5.39 5.254/5.612 5.404 ± 0.3552
3 1342 1342/1342 1342 ± 0.00003003 3.731 3.207/4.16 3.687 ± 0.5393
4 1342 1342/1342 1342 ± 0.00002809 4.644 4.481/4.835 4.624 ± 0.3087
5 1342 1342/1342 1342 ± 0.00002393 5.363 5.12/5.648 5.352 ± 0.3358
6 1342 1342/1342 1342 ± 0.00002393 5.172 4.976/5.465 5.179 ± 0.2801
7 1342 1342/1342 1342 ± 0.00002393 5.376 5.135/5.544 5.348 ± 0.2528
8 1342 1342/1342 1342 ± 0.00002393 5.344 5.091/5.554 5.321 ± 0.3127
9 1342 1342/1342 1342 ± 0.00002393 5.612 5.422/5.83 5.621 ± 0.2889
10 1342 1342/1342 1342 ± 0.00002393 6.102 5.972/6.241 6.094 ± 0.2537
11 1342 1342/1342 1342 ± 0.00002393 6.331 6.125/6.444 6.321 ± 0.2791
12 1342 1342/1342 1342 ± 0.00002393 6.46 6.279/6.652 6.491 ± 0.3122
13 1342 1342/1342 1342 ± 0.00002393 6.961 6.754/7.154 6.975 ± 0.3474
14 1342 1342/1342 1342 ± 0.00002393 7.036 6.76/7.423 7.072 ± 0.406
15 1342 1342/1342 1342 ± 0.00002393 6.816 6.462/7.09 6.769 ± 0.3373
16 1342 1342/1342 1342 ± 0.00003381 6.065 5.613/6.3 6.016 ± 0.4717
17 1342 1342/1342 1342 ± 0.00003108 5.986 5.643/6.23 5.969 ± 0.4136
statwtmode
VLASS-SE
vis
VLASS3.2.sb45489670.eb46132517.60459.18880607639_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2025-07-31 03:34:33.687
End
2025-07-31 04:21:10.306
Duration
0:46:36.620
Note, WebLog generation is not included in the time.

CASA logs for stage 8