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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.552 5.466/6.249 5.66 ± 0.7443
ea02 1342 1342/1342 1342 ± 0.00004194 6.054 5.543/6.77 5.957 ± 0.9674
ea04 1342 1342/1342 1342 ± 0.000001691 5.383 5.149/6.109 5.505 ± 0.7357
ea05 1342 1342/1342 1342 ± 0.00001724 5.692 5.335/6.648 5.861 ± 0.8013
ea06 1342 1342/1342 1342 ± 0.000002071 5.001 4.818/5.388 4.956 ± 0.5387
ea07 1342 1342/1342 1342 ± 0.00004272 6.018 5.553/6.415 5.974 ± 0.8498
ea08 1342 1342/1342 1342 ± 0.00004272 6.14 5.716/6.974 6.137 ± 0.986
ea09 1342 1342/1342 1342 ± 0 5.69 5.358/6.621 5.73 ± 0.872
ea10 1342 1342/1342 1342 ± 0.00004272 5.896 5.433/6.797 5.945 ± 0.9053
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.000004944 5.729 5.471/6.758 5.939 ± 0.9861
ea13 1342 1342/1342 1342 ± 0 6.228 6.025/6.651 6.182 ± 0.8477
ea14 1342 1342/1342 1342 ± 0.00001111 5.652 5.352/6.593 5.867 ± 0.8313
ea15 1342 1342/1342 1342 ± 0 5.714 5.497/6.58 5.929 ± 0.9207
ea16 1342 1342/1342 1342 ± 0.0000291 6.254 5.819/6.947 6.265 ± 0.9429
ea17 1342 1342/1342 1342 ± 0.00004328 6.046 5.699/7.125 6.106 ± 0.9479
ea18 1342 1342/1342 1342 ± 0.00003098 4.996 4.816/5.719 5.092 ± 0.6903
ea19 1342 1342/1342 1342 ± 0.00001052 5.959 5.742/6.988 6.194 ± 0.8922
ea20 1342 1342/1342 1342 ± 0.000009686 5.989 5.906/7.032 6.15 ± 1.013
ea21 1342 1342/1342 1342 ± 0.00002455 5.781 5.478/6.56 5.9 ± 0.8227
ea22 1342 1342/1342 1342 ± 0.00003262 5.513 5.139/6.358 5.548 ± 0.9018
ea23 1342 1342/1342 1342 ± 0.00004215 5.915 5.666/6.796 6.067 ± 0.9462
ea25 1342 1342/1342 1342 ± 0.00004266 5.673 5.42/6.534 5.768 ± 0.8712
ea26 1342 1342/1342 1342 ± 0 6.025 5.849/7.177 6.216 ± 0.9466
ea27 1342 1342/1342 1342 ± 0.00004519 5.676 5.263/6.576 5.752 ± 0.8321
ea28 1342 1342/1342 1342 ± 0.0000452 5.834 5.643/6.784 5.974 ± 0.9151
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 ± 0.00002394 5.637 5.458/5.872 5.613 ± 0.3015
5 1342 1342/1342 1342 ± 0.00002394 5.699 5.386/5.815 5.625 ± 0.3542
6 1342 1342/1342 1342 ± 0.00002417 5.566 5.366/5.674 5.553 ± 0.3278
7 1342 1342/1342 1342 ± 0.00002394 5.547 5.433/5.723 5.546 ± 0.2993
8 1342 1342/1342 1342 ± 0.00002394 5.572 5.336/5.726 5.508 ± 0.3226
9 1342 1342/1342 1342 ± 0.00002394 5.806 5.627/6.044 5.761 ± 0.3582
10 1342 1342/1342 1342 ± 0.00002394 6.248 6.073/6.367 6.169 ± 0.3596
11 1342 1342/1342 1342 ± 0.00002394 6.529 6.34/6.653 6.429 ± 0.3656
12 1342 1342/1342 1342 ± 0.00002394 6.637 6.529/6.806 6.546 ± 0.5262
13 1342 1342/1342 1342 ± 0.00002394 7.042 6.894/7.311 6.991 ± 0.4273
14 1342 1342/1342 1342 ± 0.00003037 7.044 6.706/7.325 6.972 ± 0.5041
15 1342 1342/1342 1342 ± 0.00002394 7.077 6.744/7.247 6.916 ± 0.5244
16 1342 1342/1342 1342 ± 0.00006103 4.292 4.109/4.433 4.266 ± 0.2427
17 1342 1342/1342 1342 ± 0.0000608 4.259 4.089/4.409 4.25 ± 0.2376
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-19 06:33:23.257
End
2024-11-19 07:33:35.238
Duration
1:00:11.980
Note, WebLog generation is not included in the time.

CASA logs for stage 8