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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 5.993 5.67/6.639 6.095 ± 0.7848
ea02 1342 1342/1342 1342 ± 0.000004695 6.256 5.594/6.604 6.138 ± 0.7794
ea03 1342 1342/1342 1342 ± 0 6.149 5.459/6.729 6.145 ± 0.7014
ea04 1342 1342/1342 1342 ± 0.000004692 5.626 5.145/6.124 5.634 ± 0.7359
ea05 1342 1342/1342 1342 ± 0 5.776 5.393/6.504 5.904 ± 0.8172
ea06 1342 1342/1342 1342 ± 0 6.014 5.165/6.2 5.761 ± 0.7595
ea07 1342 1342/1342 1342 ± 0 5.986 5.397/6.644 5.987 ± 0.8308
ea08 1342 1342/1342 1342 ± 0 6.475 5.744/6.897 6.392 ± 0.7347
ea09 1342 1342/1342 1342 ± 0 5.693 5.189/6.285 5.71 ± 0.8238
ea10 1342 1342/1342 1342 ± 0 5.77 5.255/6.191 5.647 ± 0.8522
ea11 1342 1342/1342 1342 ± 0.000001174 5.624 5.232/6.424 5.729 ± 0.8331
ea12 1342 1342/1342 1342 ± 0 5.537 5.253/6.176 5.672 ± 0.7442
ea13 1342 1342/1342 1342 ± 0 6.114 5.595/6.328 5.907 ± 0.8638
ea14 1342 1342/1342 1342 ± 0 6.008 5.605/6.594 6.031 ± 0.7958
ea15 1342 1342/1342 1342 ± 0 6.657 6.492/7.211 6.819 ± 0.4258
ea17 1342 1342/1342 1342 ± 0 6.208 5.818/6.98 6.275 ± 0.8982
ea18 1342 1342/1342 1342 ± 0 6.324 5.849/7.114 6.389 ± 0.7283
ea19 1342 1342/1342 1342 ± 0 5.962 5.51/6.572 5.962 ± 0.8104
ea20 1342 1342/1342 1342 ± 0 6.328 5.936/7.031 6.435 ± 0.747
ea21 1342 1342/1342 1342 ± 0 5.489 5.196/6.007 5.571 ± 0.5908
ea22 1342 1342/1342 1342 ± 0 6.275 5.722/6.875 6.303 ± 0.7176
ea23 1342 1342/1342 1342 ± 0 6.087 5.471/6.342 5.957 ± 0.8384
ea24 1342 1342/1342 1342 ± 0 6.175 5.402/6.569 5.959 ± 0.6202
ea25 1342 1342/1342 1342 ± 0 6.58 5.785/7.037 6.453 ± 0.8465
ea27 1342 1342/1342 1342 ± 0 5.768 5.31/6.408 5.723 ± 0.7309
ea28 1342 1342/1342 1342 ± 0 6.279 5.797/7.012 6.409 ± 0.7428
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 5.527 5.397/5.694 5.544 ± 0.2374
3 1342 1342/1342 1342 ± 0.00002566 3.947 3.773/4.894 4.13 ± 0.6463
4 1342 1342/1342 1342 ± 0.00002394 5.322 5.118/5.705 5.42 ± 0.3102
5 1342 1342/1342 1342 ± 0.00002396 5.413 5.206/5.739 5.438 ± 0.3091
6 1342 1342/1342 1342 ± 0.00002394 5.468 5.202/5.685 5.431 ± 0.296
7 1342 1342/1342 1342 ± 0.00002394 5.537 5.38/5.76 5.542 ± 0.2429
8 1342 1342/1342 1342 ± 0.00002394 5.5 5.201/5.69 5.469 ± 0.2816
9 1342 1342/1342 1342 ± 0.00002394 5.751 5.599/5.994 5.779 ± 0.2796
10 1342 1342/1342 1342 ± 0.00002349 6.273 6.133/6.364 6.258 ± 0.2648
11 1342 1342/1342 1342 ± 0.00002349 6.468 6.222/6.651 6.469 ± 0.2687
12 1342 1342/1342 1342 ± 0.00002349 6.59 6.383/6.809 6.601 ± 0.3199
13 1342 1342/1342 1342 ± 0.00002349 7.075 6.718/7.277 7.038 ± 0.3312
14 1342 1342/1342 1342 ± 0.00002349 7.302 6.943/7.537 7.239 ± 0.3411
15 1342 1342/1342 1342 ± 0.00002349 6.924 6.568/7.214 6.908 ± 0.3647
16 1342 1342/1342 1342 ± 0.00002349 6.28 6.06/6.725 6.364 ± 0.3991
17 1342 1342/1342 1342 ± 0.00002349 6.275 6.035/6.604 6.297 ± 0.3896
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2025-07-30 02:21:04.465
End
2025-07-30 03:17:07.902
Duration
0:56:03.437
Note, WebLog generation is not included in the time.

CASA logs for stage 8