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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.051 5.682/6.823 6.149 ± 0.7506
ea02 1342 1342/1342 1342 ± 0 6.223 5.606/6.533 6.137 ± 0.7058
ea03 1342 1342/1342 1342 ± 0 6.184 5.473/6.768 6.087 ± 0.8053
ea04 1342 1342/1342 1342 ± 0 5.648 5.13/6.087 5.622 ± 0.6879
ea05 1342 1342/1342 1342 ± 0.000001545 5.947 5.415/6.466 5.947 ± 0.7217
ea06 1342 1342/1342 1342 ± 0 5.865 5.218/6.211 5.746 ± 0.7898
ea07 1342 1342/1342 1342 ± 0 6.214 5.357/6.582 6.04 ± 0.7439
ea08 1342 1342/1342 1342 ± 0 6.477 5.785/6.876 6.453 ± 0.6601
ea09 1342 1342/1342 1342 ± 0 5.722 5.203/6.423 5.735 ± 0.8716
ea10 1342 1342/1342 1342 ± 0 5.726 5.277/6.214 5.683 ± 0.7681
ea11 1342 1342/1342 1342 ± 0 5.749 5.356/6.415 5.803 ± 0.7445
ea12 1342 1342/1342 1342 ± 0 5.559 5.332/6.197 5.707 ± 0.6754
ea13 1342 1342/1342 1342 ± 0 6.034 5.627/6.424 5.899 ± 1.087
ea14 1342 1342/1342 1342 ± 0 6.031 5.642/6.583 6.065 ± 0.7554
ea15 1342 1342/1342 1342 ± 0 6.697 6.624/7.239 6.88 ± 0.4179
ea17 1342 1342/1342 1342 ± 0 6.229 5.836/6.879 6.285 ± 0.7895
ea18 1342 1342/1342 1342 ± 0 6.373 5.926/6.958 6.462 ± 0.6818
ea19 1342 1342/1342 1342 ± 0 6.028 5.592/6.61 6.072 ± 0.7185
ea20 1342 1342/1342 1342 ± 0 6.468 6.033/7.039 6.528 ± 0.7115
ea21 1342 1342/1342 1342 ± 0 5.401 5.165/5.958 5.536 ± 0.5612
ea22 1342 1342/1342 1342 ± 0 6.183 5.645/6.701 6.208 ± 0.6686
ea23 1342 1342/1342 1342 ± 0.000002676 6.071 5.532/6.385 5.991 ± 0.7895
ea24 1342 1342/1342 1342 ± 0 6.246 5.249/6.619 5.969 ± 0.67
ea25 1342 1342/1342 1342 ± 0 6.612 5.815/7.076 6.506 ± 0.8116
ea27 1342 1342/1342 1342 ± 0 5.592 5.288/6.33 5.697 ± 0.6694
ea28 1342 1342/1342 1342 ± 0 6.306 5.797/7.078 6.438 ± 0.7225
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 ± 0.00002392 5.594 5.409/5.774 5.61 ± 0.2513
3 1342 1342/1342 1342 ± 0.00002455 4.4 4.028/4.849 4.419 ± 0.7677
4 1342 1342/1342 1342 ± 0.00002494 5.355 5.191/5.675 5.458 ± 0.2998
5 1342 1342/1342 1342 ± 0.00002395 5.461 5.22/5.739 5.478 ± 0.2879
6 1342 1342/1342 1342 ± 0.00002392 5.447 5.205/5.687 5.433 ± 0.2863
7 1342 1342/1342 1342 ± 0.00002392 5.535 5.377/5.738 5.562 ± 0.25
8 1342 1342/1342 1342 ± 0.00002392 5.517 5.206/5.712 5.481 ± 0.2931
9 1342 1342/1342 1342 ± 0.00002392 5.775 5.6/5.98 5.79 ± 0.2877
10 1342 1342/1342 1342 ± 0.00002348 6.279 6.183/6.406 6.267 ± 0.2729
11 1342 1342/1342 1342 ± 0.00002348 6.477 6.234/6.595 6.48 ± 0.2745
12 1342 1342/1342 1342 ± 0.00002348 6.617 6.349/6.787 6.606 ± 0.3227
13 1342 1342/1342 1342 ± 0.00002348 7.073 6.834/7.339 7.064 ± 0.347
14 1342 1342/1342 1342 ± 0.00002348 7.341 6.958/7.57 7.266 ± 0.3491
15 1342 1342/1342 1342 ± 0.00002348 6.866 6.491/7.185 6.864 ± 0.3786
16 1342 1342/1342 1342 ± 0.00002357 6.342 6.041/6.786 6.358 ± 0.432
17 1342 1342/1342 1342 ± 0.00002348 6.344 6.035/6.644 6.301 ± 0.4102
statwtmode
VLASS-SE
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2025-07-29 08:33:31.259
End
2025-07-29 09:43:41.823
Duration
1:10:10.564
Note, WebLog generation is not included in the time.

CASA logs for stage 8