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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.228 5.794/6.627 6.19 ± 0.775
ea02 1342 1342/1342 1342 ± 0.00003107 6.373 5.8/6.516 6.34 ± 0.5988
ea03 1342 1342/1342 1342 ± 0 6.247 5.613/6.858 6.314 ± 0.6946
ea04 1342 1342/1342 1342 ± 0 5.623 5.185/6.052 5.701 ± 0.5279
ea05 1342 1342/1342 1342 ± 0.000001719 5.998 5.511/6.58 5.987 ± 0.86
ea06 1342 1342/1342 1342 ± 0 6.144 5.261/6.317 5.92 ± 0.6299
ea07 1342 1342/1342 1342 ± 0 5.974 5.438/6.496 6.007 ± 0.7617
ea08 1342 1342/1342 1342 ± 0 6.52 5.815/6.902 6.5 ± 0.6937
ea09 1342 1342/1342 1342 ± 0 5.776 5.251/6.478 5.922 ± 0.6683
ea10 1342 1342/1342 1342 ± 0 5.765 5.381/6.256 5.728 ± 0.8255
ea11 1342 1342/1342 1342 ± 0 5.695 5.414/6.551 5.865 ± 0.7831
ea12 1342 1342/1342 1342 ± 0 5.617 5.433/6.208 5.809 ± 0.6888
ea13 1342 1342/1342 1342 ± 0 6.229 5.74/6.399 6.169 ± 0.5202
ea14 1342 1342/1342 1342 ± 0 6.163 5.694/6.583 6.159 ± 0.737
ea15 1342 1342/1342 1342 ± 0 6.311 5.717/6.733 6.348 ± 0.6813
ea16 1342 1342/1342 1342 ± 0 6.288 5.87/6.772 6.401 ± 0.6525
ea17 1342 1342/1342 1342 ± 0 6.25 5.891/6.994 6.338 ± 0.9272
ea18 1342 1342/1342 1342 ± 0 6.461 6.015/7.077 6.56 ± 0.7244
ea19 1342 1342/1342 1342 ± 0 6.084 5.618/6.597 6.176 ± 0.6494
ea20 1342 1342/1342 1342 ± 0 6.092 5.848/6.185 5.911 ± 0.4891
ea21 1342 1342/1342 1342 ± 0 5.472 5.117/5.861 5.548 ± 0.5014
ea22 1342 1342/1342 1342 ± 0 6.02 5.575/6.461 6.057 ± 0.6361
ea23 1342 1342/1342 1342 ± 0 6.117 5.573/6.347 6.105 ± 0.6098
ea24 1342 1342/1342 1342 ± 0 6.382 5.579/6.774 6.195 ± 0.6366
ea25 1342 1342/1342 1342 ± 0 6.599 5.867/7.205 6.603 ± 0.7996
ea27 1342 1342/1342 1342 ± 0 5.986 5.477/6.408 5.941 ± 0.5479
ea28 1342 1342/1342 1342 ± 0 6.558 5.865/7.117 6.583 ± 0.6786
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 ± 0.00002305 5.683 5.483/5.846 5.673 ± 0.273
3 1342 1342/1342 1342 ± 0.00003186 4.338 4.026/5.147 4.505 ± 0.7044
4 1342 1342/1342 1342 ± 0.00002348 5.523 5.36/5.763 5.522 ± 0.3024
5 1342 1342/1342 1342 ± 0.00002305 5.607 5.36/5.899 5.635 ± 0.2997
6 1342 1342/1342 1342 ± 0.00002305 5.606 5.286/5.806 5.553 ± 0.2819
7 1342 1342/1342 1342 ± 0.00002305 5.61 5.473/5.832 5.628 ± 0.2598
8 1342 1342/1342 1342 ± 0.00002305 5.562 5.266/5.697 5.537 ± 0.3005
9 1342 1342/1342 1342 ± 0.00002305 5.84 5.668/6.042 5.838 ± 0.3107
10 1342 1342/1342 1342 ± 0.00002348 6.293 6.144/6.383 6.254 ± 0.2662
11 1342 1342/1342 1342 ± 0.00002348 6.494 6.229/6.667 6.461 ± 0.2916
12 1342 1342/1342 1342 ± 0.00002348 6.576 6.371/6.813 6.603 ± 0.3306
13 1342 1342/1342 1342 ± 0.00002348 7.073 6.807/7.349 7.075 ± 0.3471
14 1342 1342/1342 1342 ± 0.00002348 7.353 7.089/7.627 7.321 ± 0.3649
15 1342 1342/1342 1342 ± 0.00002348 7.045 6.748/7.335 7.036 ± 0.3719
16 1342 1342/1342 1342 ± 0.00002348 6.398 6.076/6.685 6.4 ± 0.4166
17 1342 1342/1342 1342 ± 0.00002348 6.412 6.159/6.618 6.357 ± 0.4001
statwtmode
VLASS-SE
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2025-07-30 07:01:41.280
End
2025-07-30 07:58:17.725
Duration
0:56:36.445
Note, WebLog generation is not included in the time.

CASA logs for stage 8