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

Statwt Summary Plot

VLASS2.1.sb38523814.eb38632964.59098.28982543982_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 5.726 5.595/6.334 5.984 ± 0.5448
ea02 1342 1342/1342 1342 ± 0 5.843 5.47/6.548 6.046 ± 0.671
ea04 1342 1342/1342 1342 ± 0 5.17 4.842/5.944 5.409 ± 0.6534
ea05 1342 1342/1342 1342 ± 0 5.502 4.918/6.036 5.564 ± 0.698
ea06 1342 1342/1342 1342 ± 0 4.637 4.346/5.117 4.737 ± 0.4253
ea07 1342 1342/1342 1342 ± 0 6.169 5.571/6.474 6.17 ± 0.6583
ea08 1342 1342/1342 1342 ± 0 5.844 5.628/6.867 6.241 ± 0.7376
ea09 1342 1342/1342 1342 ± 0 5.347 4.99/6.41 5.594 ± 0.719
ea10 1342 1342/1342 1342 ± 0 6.169 5.376/6.924 6.139 ± 0.7727
ea11 1342 1342/1342 1342 ± 0 5.991 5.323/6.555 6.027 ± 0.7053
ea12 1342 1342/1342 1342 ± 0 5.649 5.22/6.291 5.831 ± 0.6837
ea13 1342 1342/1342 1342 ± 0 5.643 5.327/6.187 5.807 ± 0.6216
ea14 1342 1342/1342 1342 ± 0 6.033 5.243/6.419 5.932 ± 0.6852
ea15 1342 1342/1342 1342 ± 0 5.3 4.705/6.033 5.43 ± 0.7835
ea16 1342 1342/1342 1342 ± 0 6.15 5.495/6.752 6.25 ± 0.7706
ea17 1342 1342/1342 1342 ± 0.00001783 6.232 5.675/7.149 6.383 ± 0.761
ea18 1342 1342/1342 1342 ± 0 5.111 4.761/5.689 5.249 ± 0.5373
ea19 1342 1342/1342 1342 ± 0 5.618 5.3/6.644 6.025 ± 0.7684
ea20 1342 1342/1342 1342 ± 0 6.054 5.599/6.724 6.203 ± 0.6956
ea21 1342 1342/1342 1342 ± 0 5.599 5.149/6.185 5.725 ± 0.6496
ea22 1342 1342/1342 1342 ± 0 5.398 5.081/6.285 5.633 ± 0.6693
ea23 1342 1342/1342 1342 ± 0 6.317 5.586/6.764 6.263 ± 0.7339
ea25 1342 1342/1342 1342 ± 0 5.781 5.383/6.371 5.939 ± 0.6508
ea26 1342 1342/1342 1342 ± 0 5.653 5.264/6.809 5.939 ± 0.7622
ea27 1342 1342/1342 1342 ± 0.00002791 5.802 5.526/6.678 6.045 ± 0.6589
ea28 1342 1342/1342 1342 ± 0.00002268 5.806 5.634/6.787 6.161 ± 0.7222
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 ± 0.00002349 5.274 5.057/5.566 5.278 ± 0.3482
3 1342 1342/1342 1342 ± 0.0000249 5.246 5.037/5.416 5.222 ± 0.3288
4 1342 1342/1342 1342 ± 0.0000251 5.208 4.835/5.466 5.149 ± 0.3848
5 1342 1342/1342 1342 ± 0.00002349 5.294 5.047/5.648 5.285 ± 0.4075
6 1342 1342/1342 1342 ± 0.00002349 5.259 4.963/5.486 5.214 ± 0.3624
7 1342 1342/1342 1342 ± 0.00002349 5.327 5.118/5.565 5.265 ± 0.33
8 1342 1342/1342 1342 ± 0.00002349 5.348 4.996/5.498 5.249 ± 0.3594
9 1342 1342/1342 1342 ± 0.00002349 5.639 5.286/5.898 5.577 ± 0.4398
10 1342 1342/1342 1342 ± 0.00002349 6.164 5.858/6.339 6.066 ± 0.4092
11 1342 1342/1342 1342 ± 0.00002373 6.359 6.13/6.612 6.303 ± 0.4179
12 1342 1342/1342 1342 ± 0.00002349 6.559 6.292/6.814 6.484 ± 0.4368
13 1342 1342/1342 1342 ± 0.00002349 7.091 6.73/7.243 6.958 ± 0.4587
14 1342 1342/1342 1342 ± 0.00002349 7.278 6.906/7.546 7.156 ± 0.5095
15 1342 1342/1342 1342 ± 0.00002349 6.794 6.515/7.023 6.693 ± 0.4681
16 1342 1342/1342 1342 ± 0.00003192 5.936 5.671/6.26 5.952 ± 0.4295
17 1342 1342/1342 1342 ± 0.00003153 5.98 5.688/6.174 5.933 ± 0.4085
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2025-01-07 04:38:39.971
End
2025-01-07 05:32:46.881
Duration
0:54:06.910
Note, WebLog generation is not included in the time.

CASA logs for stage 8