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 5.07 4.965/5.701 5.186 ± 0.7485
ea02 1342 1342/1342 1342 ± 0.0000428 5.686 5.14/6.177 5.475 ± 0.9124
ea05 1342 1342/1342 1342 ± 0.0000158 5.312 4.946/6.347 5.547 ± 0.7603
ea06 1342 1342/1342 1342 ± 0 4.994 4.805/5.536 5.036 ± 0.6403
ea07 1342 1342/1342 1342 ± 0.00004467 5.574 5.096/5.77 5.378 ± 0.7578
ea08 1342 1342/1342 1342 ± 0.00004307 5.847 5.318/6.443 5.668 ± 0.9904
ea09 1342 1342/1342 1342 ± 0.00000841 5.004 4.748/5.663 5.016 ± 0.6772
ea10 1342 1342/1342 1342 ± 0.00004272 5.295 4.941/6.244 5.411 ± 0.8797
ea11 1342 1342/1342 1342 ± 0.00004261 5.707 5.036/6.308 5.517 ± 0.929
ea12 1342 1342/1342 1342 ± 0.000004597 5.414 5.124/6.313 5.526 ± 0.8945
ea13 1342 1342/1342 1342 ± 0.00001526 5.786 5.546/6.17 5.708 ± 0.7512
ea14 1342 1342/1342 1342 ± 0.00001259 5.505 5.082/6.354 5.639 ± 0.8111
ea15 1342 1342/1342 1342 ± 0 5.247 5.003/6.042 5.444 ± 0.796
ea16 1342 1342/1342 1342 ± 0 5.113 5.031/5.303 5.109 ± 0.2094
ea17 1342 1342/1342 1342 ± 0.00004487 5.706 5.159/6.289 5.6 ± 0.9445
ea18 1342 1342/1342 1342 ± 0.00002979 4.843 4.491/5.504 4.832 ± 0.6721
ea19 1342 1342/1342 1342 ± 0.00001129 5.468 5.215/6.46 5.703 ± 0.7846
ea20 1342 1342/1342 1342 ± 0.0000123 5.759 5.506/6.717 5.83 ± 0.9866
ea21 1342 1342/1342 1342 ± 0.00002446 5.368 5.16/6.087 5.516 ± 0.7806
ea22 1342 1342/1342 1342 ± 0.00004093 5.297 5.003/6.191 5.371 ± 0.922
ea23 1342 1342/1342 1342 ± 0.00004226 5.711 5.169/6.352 5.682 ± 0.9092
ea25 1342 1342/1342 1342 ± 0 5.179 4.946/5.217 5.15 ± 0.2488
ea26 1342 1342/1342 1342 ± 0.00001276 5.429 5.28/6.111 5.511 ± 0.7601
ea27 1342 1342/1342 1342 ± 0.00004345 5.311 4.899/6.097 5.327 ± 0.8214
ea28 1342 1342/1342 1342 ± 0.00004428 5.379 5.12/6.196 5.439 ± 0.8866
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 ± 0.00002397 5.249 5.089/5.444 5.257 ± 0.2504
4 1342 1342/1342 1342 ± 0.00003836 6.145 5.867/6.497 6.254 ± 0.5464
5 1342 1342/1342 1342 ± 0.00002397 5.123 4.943/5.218 5.089 ± 0.2782
6 1342 1342/1342 1342 ± 0.00002397 5.113 5.036/5.192 5.108 ± 0.2333
7 1342 1342/1342 1342 ± 0.00002397 5.134 4.999/5.239 5.132 ± 0.2174
8 1342 1342/1342 1342 ± 0.00002397 5.172 4.939/5.32 5.132 ± 0.2469
9 1342 1342/1342 1342 ± 0.00002397 5.4 5.304/5.657 5.409 ± 0.2912
10 1342 1342/1342 1342 ± 0.00002495 5.806 5.589/5.96 5.775 ± 0.3034
11 1342 1342/1342 1342 ± 0.00002495 6.164 5.995/6.236 6.059 ± 0.3136
12 1342 1342/1342 1342 ± 0.00002495 6.321 6.03/6.358 6.216 ± 0.3202
13 1342 1342/1342 1342 ± 0.00002495 6.465 6.213/6.724 6.441 ± 0.3647
14 1342 1342/1342 1342 ± 0.00003161 6.297 5.937/6.715 6.302 ± 0.4701
15 1342 1342/1342 1342 ± 0.00002495 6.504 6.389/6.702 6.47 ± 0.3753
16 1342 1342/1342 1342 ± 0.00006067 3.817 3.679/4.1 3.901 ± 0.3236
17 1342 1342/1342 1342 ± 0.00006103 3.827 3.682/4.077 3.895 ± 0.2898
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-07 23:31:57.460
End
2024-11-08 00:22:33.666
Duration
0:50:36.206
Note, WebLog generation is not included in the time.

CASA logs for stage 8