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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 5.062 4.905/5.697 5.075 ± 0.8468
ea02 1342 1342/1342 1342 ± 0.00004235 5.684 5.11/6.369 5.47 ± 1.026
ea05 1342 1342/1342 1342 ± 0.000008846 5.305 4.916/6.033 5.274 ± 0.8604
ea06 1342 1342/1342 1342 ± 0.00004114 4.906 4.744/5.408 4.844 ± 0.8039
ea07 1342 1342/1342 1342 ± 0.0000427 5.309 5.06/5.624 5.124 ± 0.8194
ea08 1342 1342/1342 1342 ± 0.00004269 5.872 5.362/6.52 5.679 ± 1.092
ea09 1342 1342/1342 1342 ± 0.00001449 5.08 4.805/5.767 5.084 ± 0.7912
ea10 1342 1342/1342 1342 ± 0.00004401 5.128 4.938/6.142 5.257 ± 0.9617
ea11 1342 1342/1342 1342 ± 0.00004275 5.433 5.019/6.264 5.358 ± 0.9914
ea12 1342 1342/1342 1342 ± 0.00004135 5.424 5.103/6.247 5.376 ± 0.9817
ea13 1342 1342/1342 1342 ± 0.00001344 5.666 5.474/6.178 5.645 ± 0.8795
ea14 1342 1342/1342 1342 ± 0.00001509 5.41 5.088/6.29 5.397 ± 0.9285
ea15 1342 1342/1342 1342 ± 0.00004061 5.293 4.99/6.038 5.224 ± 1.088
ea16 1342 1342/1342 1342 ± 0 5.062 5.004/5.152 5.046 ± 0.2363
ea17 1342 1342/1342 1342 ± 0.00004566 5.657 5.157/6.389 5.547 ± 1.065
ea18 1342 1342/1342 1342 ± 0.00004262 4.798 4.441/5.285 4.68 ± 0.7332
ea19 1342 1342/1342 1342 ± 0 5.462 5.229/6.19 5.501 ± 0.8245
ea20 1342 1342/1342 1342 ± 0.00004267 5.697 5.321/6.517 5.64 ± 1.062
ea21 1342 1342/1342 1342 ± 0.0000178 5.265 5.052/5.97 5.229 ± 0.8326
ea22 1342 1342/1342 1342 ± 0.0000309 5.299 4.964/6.216 5.393 ± 0.9676
ea23 1342 1342/1342 1342 ± 0.00003863 5.364 5.091/6.102 5.358 ± 0.9433
ea25 1342 1342/1342 1342 ± 0 5.126 4.922/5.203 5.113 ± 0.1809
ea26 1342 1342/1342 1342 ± 0.00001651 5.444 5.277/6.203 5.488 ± 0.898
ea27 1342 1342/1342 1342 ± 0.00004459 5.139 4.905/6.12 5.19 ± 0.9328
ea28 1342 1342/1342 1342 ± 0.00004426 5.331 5.064/6.179 5.359 ± 0.9825
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 ± 0.00002393 5.217 4.996/5.342 5.183 ± 0.2536
5 1342 1342/1342 1342 ± 0.00002393 5.041 4.838/5.174 4.998 ± 0.3353
6 1342 1342/1342 1342 ± 0.00002393 5.088 5.024/5.236 5.099 ± 0.2345
7 1342 1342/1342 1342 ± 0.00002393 5.112 4.995/5.234 5.121 ± 0.2131
8 1342 1342/1342 1342 ± 0.00002393 5.142 4.936/5.327 5.128 ± 0.2516
9 1342 1342/1342 1342 ± 0.00002393 5.412 5.311/5.611 5.409 ± 0.2822
10 1342 1342/1342 1342 ± 0.0000249 5.842 5.57/5.969 5.782 ± 0.3032
11 1342 1342/1342 1342 ± 0.0000249 6.148 5.99/6.245 6.07 ± 0.3194
12 1342 1342/1342 1342 ± 0.0000249 6.306 6.042/6.373 6.228 ± 0.3186
13 1342 1342/1342 1342 ± 0.000025 6.455 6.156/6.557 6.32 ± 0.3436
14 1342 1342/1342 1342 ± 0.00003396 5.937 5.506/6.314 5.929 ± 0.5226
15 1342 1342/1342 1342 ± 0.00002576 6.306 6.038/6.544 6.256 ± 0.4189
16 1342 1342/1342 1342 ± 0.00005564 3.262 3.105/3.481 3.285 ± 0.2983
17 1342 1342/1342 1342 ± 0.00005795 3.451 3.318/3.641 3.49 ± 0.2613
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-01-08 04:47:56.641
End
2025-01-08 05:22:41.386
Duration
0:34:44.744
Note, WebLog generation is not included in the time.

CASA logs for stage 8