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 6.216 5.635/6.629 6.141 ± 0.6956
ea02 1342 1342/1342 1342 ± 0.0000227 6.192 5.541/6.451 6.168 ± 0.6257
ea03 1342 1342/1342 1342 ± 0 6.144 5.361/6.756 6.149 ± 0.7956
ea04 1342 1342/1342 1342 ± 0 5.617 5.092/6.167 5.692 ± 0.6154
ea05 1342 1342/1342 1342 ± 0 5.925 5.349/6.701 5.921 ± 0.7306
ea06 1342 1342/1342 1342 ± 0 6.058 5.067/6.287 5.811 ± 0.6896
ea07 1342 1342/1342 1342 ± 0 6.098 5.288/6.488 5.941 ± 0.7469
ea08 1342 1342/1342 1342 ± 0 6.651 5.611/6.83 6.354 ± 0.7177
ea09 1342 1342/1342 1342 ± 0 5.68 5.057/6.465 5.76 ± 0.6728
ea10 1342 1342/1342 1342 ± 0 5.82 5.176/6.237 5.733 ± 0.6414
ea11 1342 1342/1342 1342 ± 0 5.588 5.309/6.47 5.798 ± 0.7525
ea12 1342 1342/1342 1342 ± 0 5.786 5.168/6.308 5.742 ± 0.6724
ea13 1342 1342/1342 1342 ± 0 5.969 5.523/6.274 5.989 ± 0.5192
ea14 1342 1342/1342 1342 ± 0 6.129 5.483/6.497 6.029 ± 0.6985
ea15 1342 1342/1342 1342 ± 0 6.187 5.526/6.578 6.132 ± 0.68
ea16 1342 1342/1342 1342 ± 0 6.179 5.693/6.701 6.263 ± 0.6874
ea17 1342 1342/1342 1342 ± 0 6.215 5.764/7.072 6.29 ± 0.8028
ea18 1342 1342/1342 1342 ± 0 6.472 5.777/7.099 6.405 ± 0.7315
ea19 1342 1342/1342 1342 ± 0 6.122 5.379/6.666 6.029 ± 0.7361
ea20 1342 1342/1342 1342 ± 0 5.894 5.657/5.995 5.755 ± 0.3876
ea21 1342 1342/1342 1342 ± 0 5.474 4.989/5.83 5.479 ± 0.5289
ea22 1342 1342/1342 1342 ± 0 6.143 5.43/6.474 5.919 ± 0.655
ea23 1342 1342/1342 1342 ± 0 6.14 5.38/6.275 6.015 ± 0.6743
ea24 1342 1342/1342 1342 ± 0 6.249 5.204/6.647 5.951 ± 0.7205
ea25 1342 1342/1342 1342 ± 0 6.511 5.667/7.091 6.451 ± 0.8506
ea27 1342 1342/1342 1342 ± 0 5.882 5.21/6.342 5.814 ± 0.6276
ea28 1342 1342/1342 1342 ± 0 6.429 5.657/7.005 6.362 ± 0.6855
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 5.368 5.182/5.545 5.404 ± 0.2603
3 1342 1342/1342 1342 ± 0.00003221 4.551 4.197/4.83 4.638 ± 0.4976
4 1342 1342/1342 1342 ± 0.00002334 5.245 5.117/5.457 5.288 ± 0.2929
5 1342 1342/1342 1342 ± 0.00002305 5.342 5.055/5.61 5.363 ± 0.2954
6 1342 1342/1342 1342 ± 0.00002305 5.367 5.077/5.572 5.33 ± 0.261
7 1342 1342/1342 1342 ± 0.00002305 5.432 5.315/5.656 5.461 ± 0.2362
8 1342 1342/1342 1342 ± 0.00002305 5.406 5.141/5.597 5.386 ± 0.2844
9 1342 1342/1342 1342 ± 0.00002305 5.696 5.573/5.914 5.722 ± 0.2911
10 1342 1342/1342 1342 ± 0.00002348 6.183 6.058/6.259 6.155 ± 0.2451
11 1342 1342/1342 1342 ± 0.00002348 6.378 6.204/6.57 6.371 ± 0.2575
12 1342 1342/1342 1342 ± 0.00002348 6.491 6.28/6.707 6.524 ± 0.3079
13 1342 1342/1342 1342 ± 0.00002348 6.97 6.688/7.236 6.986 ± 0.3219
14 1342 1342/1342 1342 ± 0.00002348 7.232 6.933/7.412 7.195 ± 0.3378
15 1342 1342/1342 1342 ± 0.00002348 6.907 6.651/7.179 6.911 ± 0.3394
16 1342 1342/1342 1342 ± 0.00002348 6.279 5.971/6.64 6.301 ± 0.3909
17 1342 1342/1342 1342 ± 0.00002348 6.259 5.994/6.511 6.257 ± 0.3623
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
overwrite_modelcol
False
Start time
2025-07-30 09:24:52.085
End
2025-07-30 10:38:57.213
Duration
1:14:05.128
Note, WebLog generation is not included in the time.

CASA logs for stage 8