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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 5.973 5.517/6.534 6.06 ± 0.6177
ea02 1342 1342/1342 1342 ± 0 6.284 5.67/6.489 6.194 ± 0.6085
ea03 1342 1342/1342 1342 ± 0 6.106 5.396/6.689 6.118 ± 0.693
ea04 1342 1342/1342 1342 ± 0 5.558 4.961/5.928 5.528 ± 0.5433
ea05 1342 1342/1342 1342 ± 0.00002161 5.732 5.3/6.57 5.928 ± 0.6558
ea06 1342 1342/1342 1342 ± 0 5.97 5.032/6.073 5.69 ± 0.6289
ea07 1342 1342/1342 1342 ± 0 6.044 5.228/6.215 5.88 ± 0.6543
ea08 1342 1342/1342 1342 ± 0 6.456 5.652/6.824 6.374 ± 0.6318
ea09 1342 1342/1342 1342 ± 0.00002133 5.7 5.197/6.45 5.81 ± 0.6289
ea10 1342 1342/1342 1342 ± 0 5.463 5.002/5.951 5.474 ± 0.5311
ea11 1342 1342/1342 1342 ± 0.00002254 5.367 5.122/6.164 5.596 ± 0.6652
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0.00001872 5.586 5.388/6.157 5.792 ± 0.4949
ea14 1342 1342/1342 1342 ± 0 5.894 5.468/6.393 6.004 ± 0.5125
ea15 1342 1342/1342 1342 ± 0.00002066 6.002 5.537/6.618 6.115 ± 0.6967
ea16 1342 1342/1342 1342 ± 0 6.199 5.714/6.755 6.273 ± 0.6933
ea17 1342 1342/1342 1342 ± 0 6.149 5.678/6.856 6.213 ± 0.6184
ea18 1342 1342/1342 1342 ± 0 6.194 5.687/6.737 6.183 ± 0.551
ea19 1342 1342/1342 1342 ± 0 5.992 5.386/6.49 5.962 ± 0.5696
ea20 1342 1342/1342 1342 ± 0.00002112 5.695 5.443/6.551 5.956 ± 0.597
ea21 1342 1342/1342 1342 ± 0 5.45 5.095/5.921 5.574 ± 0.4879
ea22 1342 1342/1342 1342 ± 0 6.303 5.65/6.735 6.19 ± 0.6091
ea23 1342 1342/1342 1342 ± 0 6.112 5.48/6.279 6.04 ± 0.6195
ea24 1342 1342/1342 1342 ± 0.000013 5.793 5.271/6.452 5.786 ± 0.6083
ea25 1342 1342/1342 1342 ± 0 6.442 5.621/6.854 6.413 ± 0.7496
ea27 1342 1342/1342 1342 ± 0 6.004 5.337/6.475 5.905 ± 0.6351
ea28 1342 1342/1342 1342 ± 0.00002164 5.928 5.682/6.811 6.218 ± 0.6186
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 ± 0.00002348 5.438 5.32/5.652 5.447 ± 0.259
4 1342 1342/1342 1342 ± 0.00002403 5.346 5.064/5.639 5.369 ± 0.3908
5 1342 1342/1342 1342 ± 0.00002383 5.292 5.092/5.476 5.31 ± 0.2959
6 1342 1342/1342 1342 ± 0.00002348 5.389 5.146/5.492 5.356 ± 0.2837
7 1342 1342/1342 1342 ± 0.00002348 5.42 5.269/5.605 5.395 ± 0.2404
8 1342 1342/1342 1342 ± 0.00002348 5.385 5.149/5.534 5.338 ± 0.2553
9 1342 1342/1342 1342 ± 0.00002348 5.665 5.572/5.862 5.662 ± 0.2598
10 1342 1342/1342 1342 ± 0.00002348 6.135 6.005/6.211 6.105 ± 0.2306
11 1342 1342/1342 1342 ± 0.00002348 6.388 6.162/6.515 6.327 ± 0.2551
12 1342 1342/1342 1342 ± 0.00002348 6.488 6.202/6.704 6.457 ± 0.287
13 1342 1342/1342 1342 ± 0.00002348 6.901 6.646/7.137 6.875 ± 0.326
14 1342 1342/1342 1342 ± 0.00002348 7.081 6.778/7.278 7.044 ± 0.3363
15 1342 1342/1342 1342 ± 0.00002348 6.728 6.494/7.087 6.749 ± 0.37
16 1342 1342/1342 1342 ± 0.00003827 6.079 5.747/6.431 6.078 ± 0.399
17 1342 1342/1342 1342 ± 0.00003609 6.057 5.804/6.284 6.031 ± 0.3549
statwtmode
VLASS-SE
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2025-07-25 01:46:46.612
End
2025-07-25 02:41:33.905
Duration
0:54:47.293
Note, WebLog generation is not included in the time.

CASA logs for stage 8