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

Statwt Summary Plot

VLASS2.2.sb40528187.eb40882891.59510.17895375_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 6.291 5.656/6.608 6.19 ± 0.6132
ea02 1342 1342/1342 1342 ± 0.00002955 6.124 5.401/6.626 6.003 ± 0.8678
ea03 1342 1342/1342 1342 ± 0 5.524 5.093/6.372 5.685 ± 0.8213
ea04 1342 1342/1342 1342 ± 0 5.676 5.172/6.356 5.78 ± 0.6017
ea06 1342 1342/1342 1342 ± 0 6.421 5.594/6.588 6.149 ± 0.6291
ea07 1342 1342/1342 1342 ± 0 6.037 5.503/6.419 6.071 ± 0.6284
ea08 1342 1342/1342 1342 ± 0 6.194 5.641/6.792 6.273 ± 0.7416
ea09 1342 1342/1342 1342 ± 0 5.963 5.389/6.741 6.066 ± 0.6967
ea10 1342 1342/1342 1342 ± 0 6.038 5.423/6.706 6.011 ± 0.7463
ea11 1342 1342/1342 1342 ± 0 6.208 5.388/6.678 6.116 ± 0.7788
ea12 1342 1342/1342 1342 ± 0 5.995 5.482/6.645 6.143 ± 0.7364
ea13 1342 1342/1342 1342 ± 0 5.843 5.773/6.38 6.035 ± 0.5353
ea14 1342 1342/1342 1342 ± 0 6.364 5.607/6.787 6.308 ± 0.712
ea15 1342 1342/1342 1342 ± 0 5.592 4.993/5.947 5.544 ± 0.6919
ea16 1342 1342/1342 1342 ± 0 6.143 5.619/6.743 6.238 ± 0.7479
ea17 1342 1342/1342 1342 ± 0 6.49 6.091/7.312 6.683 ± 0.7061
ea18 1342 1342/1342 1342 ± 0 4.499 4.223/4.924 4.599 ± 0.4439
ea19 1342 1342/1342 1342 ± 0.00001118 6.219 5.709/6.835 6.333 ± 0.7304
ea20 1342 1342/1342 1342 ± 0 5.959 5.566/6.656 6.059 ± 0.7643
ea21 1342 1342/1342 1342 ± 0 5.94 5.551/6.561 6.077 ± 0.6456
ea22 1342 1342/1342 1342 ± 0 6.313 5.486/6.74 6.174 ± 0.7371
ea23 1342 1342/1342 1342 ± 0 6.121 5.642/6.623 6.182 ± 0.778
ea24 1342 1342/1342 1342 ± 0 5.887 5.126/6.357 5.748 ± 0.5916
ea25 1342 1342/1342 1342 ± 0 6.579 5.669/7.056 6.46 ± 0.8334
ea26 1342 1342/1342 1342 ± 0 6.369 5.741/7.163 6.431 ± 0.7139
ea27 1342 1342/1342 1342 ± 0 5.923 5.445/6.807 6.066 ± 0.7875
ea28 1342 1342/1342 1342 ± 0 6.145 5.714/6.882 6.325 ± 0.7729
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 ± 0.00002306 5.576 5.389/5.801 5.52 ± 0.3315
3 1342 1342/1342 1342 ± 0.00002662 4.996 4.519/5.283 4.912 ± 0.5763
4 1342 1342/1342 1342 ± 0.00002416 5.393 5.111/5.546 5.332 ± 0.4231
5 1342 1342/1342 1342 ± 0.00002306 5.581 5.253/5.661 5.457 ± 0.3785
6 1342 1342/1342 1342 ± 0.00002306 5.488 5.269/5.665 5.422 ± 0.321
7 1342 1342/1342 1342 ± 0.00002306 5.596 5.345/5.668 5.495 ± 0.3279
8 1342 1342/1342 1342 ± 0.00002306 5.493 5.289/5.713 5.453 ± 0.3652
9 1342 1342/1342 1342 ± 0.00002306 5.871 5.656/6.04 5.781 ± 0.3932
10 1342 1342/1342 1342 ± 0.00002306 6.359 6.164/6.461 6.234 ± 0.4106
11 1342 1342/1342 1342 ± 0.00002306 6.575 6.366/6.714 6.469 ± 0.4166
12 1342 1342/1342 1342 ± 0.00002306 6.733 6.516/6.772 6.613 ± 0.4474
13 1342 1342/1342 1342 ± 0.00002306 7.157 6.932/7.403 7.093 ± 0.4837
14 1342 1342/1342 1342 ± 0.00002306 7.369 7.218/7.629 7.311 ± 0.4901
15 1342 1342/1342 1342 ± 0.00002306 7.006 6.877/7.237 6.972 ± 0.4554
16 1342 1342/1342 1342 ± 0.00002306 6.332 6.137/6.636 6.327 ± 0.4439
17 1342 1342/1342 1342 ± 0.00002451 6.356 6.087/6.523 6.284 ± 0.4232
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.2.sb40528187.eb40882891.59510.17895375_split_split.ms
Start time
2025-05-23 18:38:52.807
End
2025-05-23 19:52:07.562
Duration
1:13:14.755
Note, WebLog generation is not included in the time.

CASA logs for stage 8