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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.502 5.245/5.918 5.644 ± 0.5077
ea02 1342 1342/1342 1342 ± 0 5.688 5.394/6.418 5.923 ± 0.6345
ea04 1342 1342/1342 1342 ± 0 5.401 5.089/5.946 5.562 ± 0.5363
ea05 1342 1342/1342 1342 ± 0 5.693 5.276/6.126 5.743 ± 0.5611
ea06 1342 1342/1342 1342 ± 0 4.888 4.647/5.405 5.027 ± 0.4446
ea07 1342 1342/1342 1342 ± 0 5.932 5.436/6.143 5.938 ± 0.549
ea08 1342 1342/1342 1342 ± 0 5.73 5.479/6.563 6.021 ± 0.6712
ea09 1342 1342/1342 1342 ± 0 5.595 5.172/6.191 5.686 ± 0.6119
ea10 1342 1342/1342 1342 ± 0 5.867 5.255/6.48 5.878 ± 0.6468
ea11 1342 1342/1342 1342 ± 0 5.723 5.354/6.324 5.854 ± 0.6403
ea12 1342 1342/1342 1342 ± 0 5.723 5.309/6.302 5.887 ± 0.6259
ea13 1342 1342/1342 1342 ± 0 6.091 5.814/6.335 6.167 ± 0.4633
ea14 1342 1342/1342 1342 ± 0 5.697 5.224/6.273 5.795 ± 0.639
ea15 1342 1342/1342 1342 ± 0 5.667 5.091/6.162 5.707 ± 0.6622
ea16 1342 1342/1342 1342 ± 0 6.042 5.646/6.678 6.226 ± 0.689
ea17 1342 1342/1342 1342 ± 0.000004693 5.871 5.51/6.391 6.033 ± 0.6023
ea18 1342 1342/1342 1342 ± 0 4.975 4.668/5.376 5.069 ± 0.5011
ea19 1342 1342/1342 1342 ± 0 5.961 5.536/6.661 6.165 ± 0.6481
ea20 1342 1342/1342 1342 ± 0 5.985 5.646/6.636 6.154 ± 0.6291
ea21 1342 1342/1342 1342 ± 0 5.647 5.339/6.188 5.807 ± 0.5382
ea22 1342 1342/1342 1342 ± 0 5.48 5.234/6.324 5.752 ± 0.6509
ea23 1342 1342/1342 1342 ± 0 5.939 5.425/6.336 6.011 ± 0.6696
ea25 1342 1342/1342 1342 ± 0.000004285 5.436 5.144/6.001 5.595 ± 0.5618
ea26 1342 1342/1342 1342 ± 0 5.983 5.637/6.598 6.136 ± 0.6361
ea27 1342 1342/1342 1342 ± 0.00003231 5.498 5.253/6.268 5.698 ± 0.5582
ea28 1342 1342/1342 1342 ± 0.00002353 5.58 5.335/6.329 5.808 ± 0.6232
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 ± 0.00002351 5.354 5.2/5.594 5.363 ± 0.2741
3 1342 1342/1342 1342 ± 0.00002395 5.254 5.074/5.502 5.271 ± 0.2977
4 1342 1342/1342 1342 ± 0.00002419 5.243 5.03/5.389 5.194 ± 0.3407
5 1342 1342/1342 1342 ± 0.00002351 5.356 5.058/5.513 5.304 ± 0.3327
6 1342 1342/1342 1342 ± 0.00002351 5.289 5.082/5.48 5.272 ± 0.3015
7 1342 1342/1342 1342 ± 0.00002351 5.318 5.134/5.48 5.305 ± 0.2726
8 1342 1342/1342 1342 ± 0.00002351 5.335 5.044/5.457 5.259 ± 0.287
9 1342 1342/1342 1342 ± 0.00002351 5.551 5.392/5.808 5.539 ± 0.3296
10 1342 1342/1342 1342 ± 0.00002351 6.001 5.814/6.179 5.955 ± 0.3083
11 1342 1342/1342 1342 ± 0.00002351 6.258 6.058/6.369 6.171 ± 0.3102
12 1342 1342/1342 1342 ± 0.00002351 6.351 6.163/6.54 6.332 ± 0.3397
13 1342 1342/1342 1342 ± 0.00002351 6.776 6.705/6.957 6.775 ± 0.3593
14 1342 1342/1342 1342 ± 0.00002351 7.026 6.751/7.182 6.943 ± 0.3926
15 1342 1342/1342 1342 ± 0.00002351 6.65 6.409/6.838 6.587 ± 0.3917
16 1342 1342/1342 1342 ± 0.00003213 5.909 5.566/6.237 5.888 ± 0.3974
17 1342 1342/1342 1342 ± 0.00003206 5.91 5.619/6.164 5.902 ± 0.3675
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-17 16:43:52.516
End
2024-12-17 17:45:56.720
Duration
1:02:04.204
Note, WebLog generation is not included in the time.

CASA logs for stage 8