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 6.19 5.601/6.623 6.16 ± 0.6431
ea02 1342 1342/1342 1342 ± 0 6.249 5.525/6.439 6.182 ± 0.5807
ea03 1342 1342/1342 1342 ± 0 6.124 5.457/6.706 6.13 ± 0.7098
ea04 1342 1342/1342 1342 ± 0 5.592 5.161/6.001 5.583 ± 0.5405
ea05 1342 1342/1342 1342 ± 0 6.011 5.304/6.563 5.965 ± 0.6583
ea06 1342 1342/1342 1342 ± 0 6.002 5.088/6.101 5.721 ± 0.6335
ea07 1342 1342/1342 1342 ± 0 6.004 5.253/6.251 5.857 ± 0.6305
ea08 1342 1342/1342 1342 ± 0 6.529 5.766/6.826 6.384 ± 0.6402
ea09 1342 1342/1342 1342 ± 0 5.756 5.237/6.482 5.893 ± 0.6532
ea10 1342 1342/1342 1342 ± 0 5.539 5.082/6.052 5.555 ± 0.5325
ea11 1342 1342/1342 1342 ± 0 5.453 5.169/6.205 5.643 ± 0.6301
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 6.102 5.515/6.3 5.976 ± 0.5262
ea14 1342 1342/1342 1342 ± 0 5.961 5.455/6.384 5.99 ± 0.4862
ea15 1342 1342/1342 1342 ± 0.00000116 6.345 5.65/6.667 6.239 ± 0.7214
ea16 1342 1342/1342 1342 ± 0 6.168 5.644/6.712 6.223 ± 0.6827
ea17 1342 1342/1342 1342 ± 0 6.263 5.722/6.9 6.258 ± 0.6599
ea18 1342 1342/1342 1342 ± 0 6.407 5.864/7 6.363 ± 0.6517
ea19 1342 1342/1342 1342 ± 0 6.014 5.424/6.544 5.991 ± 0.5972
ea20 1342 1342/1342 1342 ± 0 6.114 5.505/6.62 6.059 ± 0.6256
ea21 1342 1342/1342 1342 ± 0 5.421 5.091/5.864 5.547 ± 0.5113
ea22 1342 1342/1342 1342 ± 0 6.281 5.594/6.664 6.152 ± 0.6062
ea23 1342 1342/1342 1342 ± 0.00000111 6.151 5.382/6.299 6.013 ± 0.6416
ea24 1342 1342/1342 1342 ± 0 6.068 5.135/6.482 5.827 ± 0.6635
ea25 1342 1342/1342 1342 ± 0 6.315 5.625/6.71 6.324 ± 0.7244
ea27 1342 1342/1342 1342 ± 0 5.997 5.256/6.471 5.86 ± 0.651
ea28 1342 1342/1342 1342 ± 0.00000111 6.289 5.657/6.805 6.247 ± 0.6094
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 ± 0.00002353 5.424 5.313/5.671 5.473 ± 0.2648
4 1342 1342/1342 1342 ± 0.00002473 5.359 5.155/5.622 5.406 ± 0.3498
5 1342 1342/1342 1342 ± 0.00002357 5.284 5.053/5.538 5.304 ± 0.3593
6 1342 1342/1342 1342 ± 0.00002353 5.284 5.028/5.445 5.256 ± 0.2989
7 1342 1342/1342 1342 ± 0.00002353 5.405 5.276/5.646 5.428 ± 0.2441
8 1342 1342/1342 1342 ± 0.00002353 5.371 5.236/5.604 5.379 ± 0.2608
9 1342 1342/1342 1342 ± 0.00002353 5.709 5.555/5.855 5.7 ± 0.2539
10 1342 1342/1342 1342 ± 0.00002353 6.142 6.011/6.275 6.127 ± 0.2274
11 1342 1342/1342 1342 ± 0.00002353 6.343 6.203/6.476 6.337 ± 0.2503
12 1342 1342/1342 1342 ± 0.00002353 6.495 6.265/6.691 6.474 ± 0.29
13 1342 1342/1342 1342 ± 0.00002353 6.881 6.705/7.178 6.892 ± 0.3102
14 1342 1342/1342 1342 ± 0.00002353 7.102 6.84/7.251 7.051 ± 0.3197
15 1342 1342/1342 1342 ± 0.00002353 6.741 6.594/7.067 6.795 ± 0.355
16 1342 1342/1342 1342 ± 0.00002353 6.209 6.039/6.558 6.23 ± 0.3532
17 1342 1342/1342 1342 ± 0.00002353 6.172 6.053/6.411 6.167 ± 0.3293
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
Start time
2025-07-25 11:25:12.993
End
2025-07-25 12:40:30.374
Duration
1:15:17.381
Note, WebLog generation is not included in the time.

CASA logs for stage 8