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

Statwt Summary Plot

VLASS3.2.sb45669584.eb45749254.60430.55515966435_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 5.821 5.371/6.172 5.851 ± 0.5698
ea02 1342 1342/1342 1342 ± 0 6.42 5.744/6.76 6.384 ± 0.619
ea03 1342 1342/1342 1342 ± 0 6.215 5.531/6.778 6.23 ± 0.6938
ea04 1342 1342/1342 1342 ± 0.000005384 5.545 5.145/5.951 5.649 ± 0.5104
ea05 1342 1342/1342 1342 ± 0 6.045 5.457/6.712 6.037 ± 0.6739
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.14 5.362/6.551 6.048 ± 0.7049
ea08 1342 1342/1342 1342 ± 0 6.661 5.837/6.839 6.452 ± 0.6442
ea09 1342 1342/1342 1342 ± 0 5.703 5.214/6.452 5.876 ± 0.6558
ea10 1342 1342/1342 1342 ± 0 5.816 5.286/6.168 5.752 ± 0.5512
ea11 1342 1342/1342 1342 ± 0.000007901 5.45 5.218/6.187 5.669 ± 0.6109
ea12 1342 1342/1342 1342 ± 0 5.723 5.358/6.319 5.886 ± 0.5504
ea13 1342 1342/1342 1342 ± 0 6.176 5.725/6.429 6.187 ± 0.5471
ea14 1342 1342/1342 1342 ± 0.000001381 6.253 5.786/6.51 6.225 ± 0.5243
ea15 1342 1342/1342 1342 ± 0 6.096 5.442/6.478 6.065 ± 0.6942
ea16 1342 1342/1342 1342 ± 0 6.161 5.826/6.733 6.322 ± 0.6566
ea17 1342 1342/1342 1342 ± 0 6.302 5.888/7.062 6.432 ± 0.6931
ea18 1342 1342/1342 1342 ± 0 6.659 6.069/7.29 6.653 ± 0.6895
ea19 1342 1342/1342 1342 ± 0 6.14 5.482/6.562 6.08 ± 0.5973
ea20 1342 1342/1342 1342 ± 0 6.15 5.492/6.544 6.07 ± 0.5705
ea21 1342 1342/1342 1342 ± 0 5.527 5.218/5.906 5.628 ± 0.4724
ea22 1342 1342/1342 1342 ± 0 6.864 6.135/7.346 6.781 ± 0.6688
ea23 1342 1342/1342 1342 ± 0 6.171 5.494/6.335 6.054 ± 0.6506
ea24 1342 1342/1342 1342 ± 0 6.218 5.434/6.589 6.008 ± 0.6849
ea25 1342 1342/1342 1342 ± 0 6.515 5.761/7.104 6.509 ± 0.7657
ea27 1342 1342/1342 1342 ± 0 6.137 5.463/6.531 6.017 ± 0.6349
ea28 1342 1342/1342 1342 ± 0 6.426 5.81/6.988 6.435 ± 0.6464
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 ± 0.00002441 5.422 5.305/5.624 5.459 ± 0.2514
4 1342 1342/1342 1342 ± 0.00002506 5.491 5.235/5.822 5.493 ± 0.358
5 1342 1342/1342 1342 ± 0.00002406 5.424 5.233/5.693 5.464 ± 0.2992
6 1342 1342/1342 1342 ± 0.00002391 5.457 5.307/5.762 5.476 ± 0.2968
7 1342 1342/1342 1342 ± 0.00002389 5.512 5.4/5.721 5.554 ± 0.2388
8 1342 1342/1342 1342 ± 0.00002389 5.451 5.211/5.669 5.451 ± 0.265
9 1342 1342/1342 1342 ± 0.00002389 5.721 5.606/5.989 5.748 ± 0.2887
10 1342 1342/1342 1342 ± 0.00002362 6.186 6.044/6.367 6.188 ± 0.2734
11 1342 1342/1342 1342 ± 0.00002362 6.451 6.182/6.534 6.397 ± 0.3001
12 1342 1342/1342 1342 ± 0.00002362 6.521 6.292/6.731 6.536 ± 0.3371
13 1342 1342/1342 1342 ± 0.00002362 7.042 6.811/7.243 7.002 ± 0.3453
14 1342 1342/1342 1342 ± 0.00002362 7.253 6.961/7.527 7.23 ± 0.361
15 1342 1342/1342 1342 ± 0.00002362 6.994 6.742/7.289 6.962 ± 0.3823
16 1342 1342/1342 1342 ± 0.00002362 6.325 6.077/6.767 6.372 ± 0.4288
17 1342 1342/1342 1342 ± 0.00002362 6.341 6.128/6.65 6.329 ± 0.4065
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-07-24 06:20:54.661
End
2025-07-24 07:03:09.155
Duration
0:42:14.493
Note, WebLog generation is not included in the time.

CASA logs for stage 8