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

Statwt Summary Plot

VLASS3.2.sb45520569.eb45733624.60429.987892812496_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 6.012 5.522/6.439 5.996 ± 0.6366
ea02 1342 1342/1342 1342 ± 0 6.428 5.777/6.57 6.367 ± 0.6207
ea03 1342 1342/1342 1342 ± 0 6.106 5.488/6.685 6.169 ± 0.6817
ea04 1342 1342/1342 1342 ± 0.000001155 5.527 4.988/5.906 5.522 ± 0.5616
ea05 1342 1342/1342 1342 ± 0.000001156 5.861 5.357/6.631 5.977 ± 0.6632
ea06 1342 1342/1342 1342 ± 0 6.065 5.151/6.201 5.791 ± 0.6995
ea07 1342 1342/1342 1342 ± 0 6.136 5.288/6.325 5.966 ± 0.7231
ea08 1342 1342/1342 1342 ± 0 6.57 5.72/6.904 6.427 ± 0.7135
ea09 1342 1342/1342 1342 ± 0 5.926 5.201/6.414 5.924 ± 0.645
ea10 1342 1342/1342 1342 ± 0.000001156 5.55 5.221/6.15 5.633 ± 0.6126
ea11 1342 1342/1342 1342 ± 0.000006321 5.405 5.165/6.24 5.657 ± 0.6474
ea12 1342 1342/1342 1342 ± 0.00001453 5.556 5.435/6.342 5.824 ± 0.5879
ea13 1342 1342/1342 1342 ± 0 6.253 5.598/6.376 6.095 ± 0.6409
ea14 1342 1342/1342 1342 ± 0 6.146 5.711/6.683 6.215 ± 0.6678
ea15 1342 1342/1342 1342 ± 0 5.337 4.835/5.593 5.333 ± 0.4938
ea16 1342 1342/1342 1342 ± 0 6.307 5.727/6.697 6.328 ± 0.6766
ea17 1342 1342/1342 1342 ± 0 6.316 5.853/7.145 6.413 ± 0.6953
ea18 1342 1342/1342 1342 ± 0 6.66 6.004/7.31 6.609 ± 0.704
ea19 1342 1342/1342 1342 ± 0.000003831 5.967 5.512/6.677 6.058 ± 0.6601
ea20 1342 1342/1342 1342 ± 0 6.399 5.711/6.763 6.318 ± 0.5786
ea21 1342 1342/1342 1342 ± 0 5.562 5.194/6 5.669 ± 0.5082
ea22 1342 1342/1342 1342 ± 0 6.553 6.03/7.058 6.487 ± 0.6774
ea23 1342 1342/1342 1342 ± 0 6.025 5.559/6.422 6.111 ± 0.6526
ea24 1342 1342/1342 1342 ± 0 6.196 5.357/6.543 6.015 ± 0.6063
ea25 1342 1342/1342 1342 ± 0 6.651 5.79/6.971 6.592 ± 0.7886
ea27 1342 1342/1342 1342 ± 0 5.923 5.44/6.503 5.974 ± 0.5936
ea28 1342 1342/1342 1342 ± 0.000001162 6.42 5.832/6.97 6.454 ± 0.6621
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 ± 0.00002307 5.534 5.311/5.769 5.553 ± 0.2906
3 1342 1342/1342 1342 ± 0.00003054 4.91 4.693/5.169 4.949 ± 0.3574
5 1342 1342/1342 1342 ± 0.00002307 5.499 5.242/5.702 5.467 ± 0.3584
6 1342 1342/1342 1342 ± 0.00002307 5.414 5.199/5.722 5.414 ± 0.3356
7 1342 1342/1342 1342 ± 0.00002307 5.542 5.243/5.714 5.496 ± 0.2856
8 1342 1342/1342 1342 ± 0.00002307 5.444 5.181/5.695 5.417 ± 0.3127
9 1342 1342/1342 1342 ± 0.00002307 5.703 5.556/6.009 5.731 ± 0.3344
10 1342 1342/1342 1342 ± 0.00002307 6.177 6.057/6.412 6.177 ± 0.3246
11 1342 1342/1342 1342 ± 0.00002307 6.421 6.13/6.636 6.376 ± 0.3252
12 1342 1342/1342 1342 ± 0.00002307 6.543 6.331/6.761 6.527 ± 0.3878
13 1342 1342/1342 1342 ± 0.00002307 7.1 6.674/7.296 6.986 ± 0.39
14 1342 1342/1342 1342 ± 0.00002307 7.27 6.907/7.576 7.199 ± 0.4168
15 1342 1342/1342 1342 ± 0.00002307 6.97 6.631/7.289 6.879 ± 0.4269
16 1342 1342/1342 1342 ± 0.00002529 6.24 5.82/6.568 6.21 ± 0.4409
17 1342 1342/1342 1342 ± 0.00002349 6.315 5.922/6.483 6.185 ± 0.4351
output_dir
 
statwtmode
VLASS-SE
vis
VLASS3.2.sb45520569.eb45733624.60429.987892812496_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-07-18 07:02:23.078
End
2025-07-18 08:12:02.483
Duration
1:09:39.404
Note, WebLog generation is not included in the time.

CASA logs for stage 8