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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.449 5.232/5.876 5.616 ± 0.4983
ea02 1342 1342/1342 1342 ± 0 5.755 5.428/6.354 5.927 ± 0.6429
ea04 1342 1342/1342 1342 ± 0 5.36 5.053/5.873 5.505 ± 0.5019
ea05 1342 1342/1342 1342 ± 0 5.719 5.303/6.061 5.731 ± 0.5312
ea06 1342 1342/1342 1342 ± 0 5.083 4.919/5.461 5.207 ± 0.3725
ea07 1342 1342/1342 1342 ± 0.000006563 5.759 5.392/6.083 5.885 ± 0.5318
ea08 1342 1342/1342 1342 ± 0.000009241 5.74 5.411/6.426 5.941 ± 0.6652
ea09 1342 1342/1342 1342 ± 0 5.651 5.172/6.094 5.709 ± 0.578
ea10 1342 1342/1342 1342 ± 0.00003593 5.756 5.288/6.442 5.851 ± 0.6218
ea11 1342 1342/1342 1342 ± 0 5.728 5.114/6.23 5.747 ± 0.5973
ea12 1342 1342/1342 1342 ± 0 5.83 5.324/6.275 5.927 ± 0.6073
ea13 1342 1342/1342 1342 ± 0 6.205 5.83/6.333 6.179 ± 0.4724
ea14 1342 1342/1342 1342 ± 0 5.847 5.243/6.211 5.8 ± 0.5747
ea15 1342 1342/1342 1342 ± 0 5.542 5.144/6.171 5.722 ± 0.6415
ea16 1342 1342/1342 1342 ± 0 5.996 5.66/6.506 6.169 ± 0.6281
ea17 1342 1342/1342 1342 ± 0 5.777 5.499/6.297 5.937 ± 0.5694
ea18 1342 1342/1342 1342 ± 0 5.046 4.698/5.473 5.101 ± 0.476
ea19 1342 1342/1342 1342 ± 0 5.958 5.58/6.562 6.123 ± 0.6075
ea20 1342 1342/1342 1342 ± 0 6.218 5.641/6.693 6.182 ± 0.5662
ea21 1342 1342/1342 1342 ± 0 5.604 5.404/6.065 5.764 ± 0.4769
ea22 1342 1342/1342 1342 ± 0 5.506 5.234/6.205 5.73 ± 0.6145
ea23 1342 1342/1342 1342 ± 0 5.866 5.472/6.399 5.995 ± 0.6253
ea25 1342 1342/1342 1342 ± 0 5.416 5.222/6.004 5.624 ± 0.5138
ea26 1342 1342/1342 1342 ± 0 6.181 5.714/6.779 6.224 ± 0.5831
ea27 1342 1342/1342 1342 ± 0.00004037 5.379 5.224/6.149 5.62 ± 0.5417
ea28 1342 1342/1342 1342 ± 0.00003715 5.535 5.343/6.248 5.806 ± 0.5969
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 ± 0.00002356 5.363 5.269/5.635 5.405 ± 0.2653
3 1342 1342/1342 1342 ± 0.00003056 5.048 4.952/5.56 5.194 ± 0.3063
4 1342 1342/1342 1342 ± 0.00002406 5.355 5.093/5.498 5.297 ± 0.3351
5 1342 1342/1342 1342 ± 0.00002356 5.373 5.128/5.587 5.353 ± 0.3246
6 1342 1342/1342 1342 ± 0.00002356 5.304 5.115/5.476 5.281 ± 0.2774
7 1342 1342/1342 1342 ± 0.00002356 5.314 5.18/5.434 5.319 ± 0.2445
8 1342 1342/1342 1342 ± 0.00002356 5.317 5.095/5.418 5.25 ± 0.2627
9 1342 1342/1342 1342 ± 0.00002356 5.508 5.345/5.754 5.495 ± 0.2986
10 1342 1342/1342 1342 ± 0.00002356 5.939 5.777/6.1 5.899 ± 0.2872
11 1342 1342/1342 1342 ± 0.00002356 6.137 5.995/6.276 6.096 ± 0.2896
12 1342 1342/1342 1342 ± 0.00002356 6.262 6.089/6.446 6.249 ± 0.3163
13 1342 1342/1342 1342 ± 0.00002356 6.702 6.591/6.895 6.687 ± 0.3416
14 1342 1342/1342 1342 ± 0.00002356 6.9 6.711/7.18 6.893 ± 0.3725
15 1342 1342/1342 1342 ± 0.00002356 6.62 6.33/6.836 6.552 ± 0.3991
16 1342 1342/1342 1342 ± 0.00004169 5.766 5.537/6.132 5.807 ± 0.3546
17 1342 1342/1342 1342 ± 0.00004299 5.807 5.615/6.208 5.85 ± 0.3392
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
Start time
2025-02-18 23:30:19.843
End
2025-02-18 23:59:44.293
Duration
0:29:24.450
Note, WebLog generation is not included in the time.

CASA logs for stage 8