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 5.408/6.181 5.856 ± 0.5484
ea02 1342 1342/1342 1342 ± 0 6.437 5.731/6.695 6.336 ± 0.6406
ea03 1342 1342/1342 1342 ± 0 6.139 5.481/6.673 6.163 ± 0.6751
ea04 1342 1342/1342 1342 ± 0 5.627 5.252/6.028 5.714 ± 0.4858
ea05 1342 1342/1342 1342 ± 0.000002473 5.971 5.557/6.624 6.027 ± 0.6032
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.105 5.382/6.508 6.034 ± 0.6688
ea08 1342 1342/1342 1342 ± 0 6.603 5.881/6.809 6.43 ± 0.6073
ea09 1342 1342/1342 1342 ± 0 5.771 5.275/6.421 5.882 ± 0.6061
ea10 1342 1342/1342 1342 ± 0 5.763 5.331/6.156 5.756 ± 0.5088
ea11 1342 1342/1342 1342 ± 0.000002926 5.406 5.192/6.173 5.629 ± 0.5954
ea12 1342 1342/1342 1342 ± 0 5.663 5.41/6.269 5.848 ± 0.5316
ea13 1342 1342/1342 1342 ± 0 6.102 5.765/6.384 6.179 ± 0.5095
ea14 1342 1342/1342 1342 ± 0 6.142 5.783/6.588 6.235 ± 0.5218
ea15 1342 1342/1342 1342 ± 0 6.096 5.495/6.49 6.088 ± 0.6723
ea16 1342 1342/1342 1342 ± 0 6.146 5.821/6.723 6.312 ± 0.6356
ea17 1342 1342/1342 1342 ± 0 6.51 5.886/7.026 6.442 ± 0.6435
ea18 1342 1342/1342 1342 ± 0 6.595 6.037/7.267 6.618 ± 0.6467
ea19 1342 1342/1342 1342 ± 0 6.049 5.495/6.54 6.063 ± 0.5791
ea20 1342 1342/1342 1342 ± 0 6.071 5.561/6.704 6.105 ± 0.6125
ea21 1342 1342/1342 1342 ± 0 5.533 5.229/5.93 5.626 ± 0.4654
ea22 1342 1342/1342 1342 ± 0 6.928 6.751/7.288 6.953 ± 0.484
ea23 1342 1342/1342 1342 ± 0 6.18 5.5/6.303 6.093 ± 0.6217
ea24 1342 1342/1342 1342 ± 0 6.238 5.264/6.588 5.988 ± 0.6702
ea25 1342 1342/1342 1342 ± 0 6.473 5.753/7.026 6.499 ± 0.7548
ea27 1342 1342/1342 1342 ± 0 6.104 5.499/6.496 6.009 ± 0.6004
ea28 1342 1342/1342 1342 ± 0 6.418 5.89/6.966 6.44 ± 0.6239
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 ± 0.0000243 5.566 5.393/5.762 5.583 ± 0.248
4 1342 1342/1342 1342 ± 0.00002452 5.447 5.233/5.794 5.481 ± 0.3633
5 1342 1342/1342 1342 ± 0.00002421 5.439 5.238/5.681 5.477 ± 0.3154
6 1342 1342/1342 1342 ± 0.00002421 5.496 5.288/5.77 5.491 ± 0.2977
7 1342 1342/1342 1342 ± 0.00002421 5.501 5.448/5.717 5.551 ± 0.2345
8 1342 1342/1342 1342 ± 0.00002421 5.473 5.264/5.685 5.475 ± 0.2652
9 1342 1342/1342 1342 ± 0.00002421 5.718 5.626/5.971 5.749 ± 0.275
10 1342 1342/1342 1342 ± 0.00002382 6.151 6.02/6.374 6.164 ± 0.2679
11 1342 1342/1342 1342 ± 0.00002382 6.415 6.195/6.538 6.389 ± 0.2929
12 1342 1342/1342 1342 ± 0.00002382 6.544 6.276/6.683 6.524 ± 0.3282
13 1342 1342/1342 1342 ± 0.00002382 7.006 6.772/7.191 6.967 ± 0.3396
14 1342 1342/1342 1342 ± 0.00002382 7.261 6.939/7.491 7.191 ± 0.353
15 1342 1342/1342 1342 ± 0.00002382 6.979 6.705/7.315 6.93 ± 0.3878
16 1342 1342/1342 1342 ± 0.00002382 6.264 6.078/6.726 6.32 ± 0.4244
17 1342 1342/1342 1342 ± 0.00002382 6.324 6.052/6.59 6.287 ± 0.4023
output_dir
 
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-07-24 11:30:16.219
End
2025-07-24 12:45:28.254
Duration
1:15:12.035
Note, WebLog generation is not included in the time.

CASA logs for stage 8