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 5.901 5.369/6.237 5.883 ± 0.5643
ea02 1342 1342/1342 1342 ± 0 6.425 5.72/6.61 6.296 ± 0.6489
ea03 1342 1342/1342 1342 ± 0 6.125 5.456/6.683 6.163 ± 0.7046
ea04 1342 1342/1342 1342 ± 0 5.681 5.27/6.07 5.738 ± 0.5024
ea05 1342 1342/1342 1342 ± 0.000001697 6.072 5.49/6.715 6.083 ± 0.6338
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.107 5.284/6.47 6.008 ± 0.694
ea08 1342 1342/1342 1342 ± 0 6.537 5.827/6.842 6.417 ± 0.6305
ea09 1342 1342/1342 1342 ± 0 5.75 5.279/6.47 5.896 ± 0.6382
ea10 1342 1342/1342 1342 ± 0 5.725 5.239/6.168 5.733 ± 0.5368
ea11 1342 1342/1342 1342 ± 0.000003598 5.404 5.214/6.209 5.649 ± 0.6086
ea12 1342 1342/1342 1342 ± 0 5.693 5.29/6.282 5.835 ± 0.5685
ea13 1342 1342/1342 1342 ± 0 6.17 5.782/6.438 6.212 ± 0.5254
ea14 1342 1342/1342 1342 ± 0 6.104 5.759/6.631 6.256 ± 0.5253
ea15 1342 1342/1342 1342 ± 0 6.169 5.546/6.563 6.144 ± 0.689
ea16 1342 1342/1342 1342 ± 0 6.218 5.729/6.733 6.302 ± 0.6689
ea17 1342 1342/1342 1342 ± 0 6.415 5.82/7.064 6.414 ± 0.69
ea18 1342 1342/1342 1342 ± 0 6.595 5.998/7.234 6.577 ± 0.6639
ea19 1342 1342/1342 1342 ± 0 6.068 5.511/6.549 6.05 ± 0.5856
ea20 1342 1342/1342 1342 ± 0 5.96 5.463/6.547 5.985 ± 0.6109
ea21 1342 1342/1342 1342 ± 0 5.545 5.205/5.996 5.647 ± 0.4954
ea22 1342 1342/1342 1342 ± 0 6.948 6.783/7.41 7.078 ± 0.3731
ea23 1342 1342/1342 1342 ± 0 6.199 5.557/6.351 6.12 ± 0.6343
ea24 1342 1342/1342 1342 ± 0 6.287 5.537/6.695 6.108 ± 0.5931
ea25 1342 1342/1342 1342 ± 0 6.498 5.752/7.003 6.495 ± 0.779
ea27 1342 1342/1342 1342 ± 0 6.123 5.43/6.524 6.009 ± 0.6326
ea28 1342 1342/1342 1342 ± 0 6.461 5.866/7.001 6.466 ± 0.6374
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 ± 0.00002403 5.556 5.399/5.733 5.562 ± 0.2295
4 1342 1342/1342 1342 ± 0.00002406 5.392 5.158/5.75 5.456 ± 0.3575
5 1342 1342/1342 1342 ± 0.00002408 5.448 5.242/5.644 5.45 ± 0.288
6 1342 1342/1342 1342 ± 0.00002403 5.366 5.198/5.722 5.424 ± 0.2863
7 1342 1342/1342 1342 ± 0.00002403 5.554 5.435/5.727 5.553 ± 0.2181
8 1342 1342/1342 1342 ± 0.00002403 5.47 5.327/5.673 5.488 ± 0.2542
9 1342 1342/1342 1342 ± 0.00002403 5.74 5.648/5.98 5.763 ± 0.2805
10 1342 1342/1342 1342 ± 0.00002358 6.191 6.056/6.419 6.195 ± 0.2625
11 1342 1342/1342 1342 ± 0.00002358 6.48 6.21/6.586 6.419 ± 0.288
12 1342 1342/1342 1342 ± 0.00002358 6.546 6.294/6.722 6.561 ± 0.3164
13 1342 1342/1342 1342 ± 0.00002358 7.044 6.811/7.217 7 ± 0.3304
14 1342 1342/1342 1342 ± 0.00002358 7.286 6.974/7.524 7.221 ± 0.3463
15 1342 1342/1342 1342 ± 0.00002358 6.999 6.737/7.317 6.953 ± 0.3701
16 1342 1342/1342 1342 ± 0.00002368 6.26 6.071/6.694 6.314 ± 0.3984
17 1342 1342/1342 1342 ± 0.00002358 6.332 6.1/6.554 6.289 ± 0.3816
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
statwtmode
VLASS-SE
Start time
2025-07-24 16:00:23.281
End
2025-07-24 17:02:48.903
Duration
1:02:25.622
Note, WebLog generation is not included in the time.

CASA logs for stage 8