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

Statwt Summary Plot

VLASS3.2.sb45478884.eb45758950.60430.75354622686_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 5.939 5.436/6.311 5.937 ± 0.5675
ea02 1342 1342/1342 1342 ± 0.00003092 6.164 5.62/6.488 6.143 ± 0.683
ea03 1342 1342/1342 1342 ± 0 6.116 5.459/6.758 6.165 ± 0.7148
ea04 1342 1342/1342 1342 ± 0 5.554 5.109/5.931 5.535 ± 0.5782
ea05 1342 1342/1342 1342 ± 0 5.793 5.62/6.56 6.005 ± 0.6406
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.083 5.406/6.303 6.011 ± 0.6619
ea08 1342 1342/1342 1342 ± 0 6.448 5.779/6.896 6.428 ± 0.6403
ea09 1342 1342/1342 1342 ± 0 5.949 5.168/6.443 5.906 ± 0.6673
ea10 1342 1342/1342 1342 ± 0.000001166 5.468 5.138/6.167 5.651 ± 0.5867
ea11 1342 1342/1342 1342 ± 0 5.352 5.249/6.186 5.629 ± 0.6707
ea12 1342 1342/1342 1342 ± 0 5.51 5.377/6.329 5.779 ± 0.5958
ea13 1342 1342/1342 1342 ± 0 6.2 5.549/6.341 6.088 ± 0.5618
ea14 1342 1342/1342 1342 ± 0 6.016 5.6/6.606 6.198 ± 0.5601
ea15 1342 1342/1342 1342 ± 0 6.208 5.335/6.46 6.066 ± 0.7225
ea16 1342 1342/1342 1342 ± 0 6.279 5.69/6.75 6.284 ± 0.6903
ea17 1342 1342/1342 1342 ± 0 6.224 5.762/7.093 6.288 ± 0.7512
ea18 1342 1342/1342 1342 ± 0 6.566 5.971/7.205 6.515 ± 0.6846
ea19 1342 1342/1342 1342 ± 0.000009001 5.808 5.308/6.529 5.94 ± 0.6059
ea20 1342 1342/1342 1342 ± 0 6.154 5.396/6.551 6.086 ± 0.6277
ea21 1342 1342/1342 1342 ± 0 5.595 5.19/6.109 5.706 ± 0.5395
ea22 1342 1342/1342 1342 ± 0 6.435 5.823/7.028 6.427 ± 0.6827
ea23 1342 1342/1342 1342 ± 0 5.933 5.663/6.439 6.148 ± 0.6563
ea24 1342 1342/1342 1342 ± 0 6.143 5.331/6.542 5.972 ± 0.5964
ea25 1342 1342/1342 1342 ± 0 6.642 5.681/6.913 6.527 ± 0.802
ea27 1342 1342/1342 1342 ± 0 6.038 5.475/6.558 6.012 ± 0.577
ea28 1342 1342/1342 1342 ± 0 6.501 5.771/6.949 6.441 ± 0.6725
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 ± 0.00002355 5.526 5.354/5.636 5.526 ± 0.2031
4 1342 1342/1342 1342 ± 0.00003759 5.306 5.021/5.464 5.255 ± 0.3008
5 1342 1342/1342 1342 ± 0.00003194 5.219 4.932/5.618 5.241 ± 0.4108
6 1342 1342/1342 1342 ± 0.00002355 5.319 5.131/5.605 5.342 ± 0.3008
7 1342 1342/1342 1342 ± 0.00002355 5.444 5.281/5.603 5.434 ± 0.237
8 1342 1342/1342 1342 ± 0.00002355 5.355 5.194/5.586 5.384 ± 0.263
9 1342 1342/1342 1342 ± 0.00002355 5.657 5.527/5.951 5.711 ± 0.2938
10 1342 1342/1342 1342 ± 0.00002355 6.144 6.011/6.342 6.171 ± 0.2652
11 1342 1342/1342 1342 ± 0.00002348 6.403 6.199/6.545 6.398 ± 0.2848
12 1342 1342/1342 1342 ± 0.00002348 6.535 6.331/6.759 6.552 ± 0.311
13 1342 1342/1342 1342 ± 0.00002348 7.004 6.761/7.235 6.994 ± 0.3329
14 1342 1342/1342 1342 ± 0.00002348 7.166 6.907/7.464 7.161 ± 0.3527
15 1342 1342/1342 1342 ± 0.00002348 6.809 6.585/7.164 6.815 ± 0.3733
16 1342 1342/1342 1342 ± 0.00002431 6.146 5.778/6.374 6.117 ± 0.4153
17 1342 1342/1342 1342 ± 0.00002351 6.184 5.864/6.387 6.114 ± 0.388
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45478884.eb45758950.60430.75354622686_split_split.ms
output_dir
 
Start time
2025-07-19 03:59:34.692
End
2025-07-19 05:16:03.006
Duration
1:16:28.314
Note, WebLog generation is not included in the time.

CASA logs for stage 8