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

Statwt Summary Plot

VLASS2.1.sb38536469.eb38590168.59084.87988079861_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 5.255 4.92/5.674 5.32 ± 0.5119
ea02 1342 1342/1342 1342 ± 0 5.281 4.958/5.971 5.485 ± 0.6112
ea04 1342 1342/1342 1342 ± 0 5.107 4.806/5.649 5.263 ± 0.5027
ea05 1342 1342/1342 1342 ± 0 5.518 5.031/6.066 5.566 ± 0.6034
ea06 1342 1342/1342 1342 ± 0 4.917 4.671/5.338 5.023 ± 0.3986
ea07 1342 1342/1342 1342 ± 0 5.538 5.071/5.813 5.561 ± 0.5441
ea08 1342 1342/1342 1342 ± 0.000005677 5.326 5.082/6.118 5.625 ± 0.6301
ea09 1342 1342/1342 1342 ± 0 5.163 4.754/5.783 5.26 ± 0.595
ea10 1342 1342/1342 1342 ± 0 5.231 4.752/5.873 5.289 ± 0.557
ea11 1342 1342/1342 1342 ± 0 5.447 4.834/5.907 5.433 ± 0.6025
ea12 1342 1342/1342 1342 ± 0 5.476 5.07/6.035 5.632 ± 0.5807
ea13 1342 1342/1342 1342 ± 0 5.436 5.177/5.852 5.558 ± 0.502
ea14 1342 1342/1342 1342 ± 0 5.517 5.004/6.055 5.562 ± 0.6339
ea15 1342 1342/1342 1342 ± 0 5.245 4.768/5.802 5.361 ± 0.6373
ea16 1342 1342/1342 1342 ± 0 5.79 5.295/6.326 5.891 ± 0.7121
ea17 1342 1342/1342 1342 ± 0.00000328 5.554 5.156/6.025 5.65 ± 0.608
ea18 1342 1342/1342 1342 ± 0 4.759 4.454/5.241 4.862 ± 0.4999
ea19 1342 1342/1342 1342 ± 0 5.606 5.176/6.226 5.765 ± 0.6411
ea20 1342 1342/1342 1342 ± 0 5.773 5.331/6.372 5.855 ± 0.6576
ea21 1342 1342/1342 1342 ± 0 5.318 5.005/5.89 5.458 ± 0.5423
ea22 1342 1342/1342 1342 ± 0 5.211 4.882/5.949 5.388 ± 0.628
ea23 1342 1342/1342 1342 ± 0 5.714 5.199/6.212 5.75 ± 0.6209
ea25 1342 1342/1342 1342 ± 0.000002009 5.283 4.894/5.702 5.347 ± 0.5504
ea26 1342 1342/1342 1342 ± 0 5.356 5.018/6.07 5.511 ± 0.6301
ea27 1342 1342/1342 1342 ± 0.00001364 5.174 4.909/5.988 5.371 ± 0.571
ea28 1342 1342/1342 1342 ± 0.00001748 5.338 5.011/5.966 5.484 ± 0.604
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 ± 0.00002348 5.033 4.834/5.166 5.018 ± 0.2041
3 1342 1342/1342 1342 ± 0.00002411 4.742 4.628/5.035 4.806 ± 0.2508
4 1342 1342/1342 1342 ± 0.00002348 4.792 4.708/5 4.835 ± 0.2527
5 1342 1342/1342 1342 ± 0.00002348 4.965 4.778/5.109 4.945 ± 0.2456
6 1342 1342/1342 1342 ± 0.00002348 4.947 4.771/5.077 4.916 ± 0.2192
7 1342 1342/1342 1342 ± 0.00002348 4.99 4.888/5.13 4.991 ± 0.1994
8 1342 1342/1342 1342 ± 0.00002348 5.017 4.796/5.12 4.968 ± 0.2309
9 1342 1342/1342 1342 ± 0.00002348 5.298 5.148/5.455 5.24 ± 0.2633
10 1342 1342/1342 1342 ± 0.00002348 5.713 5.596/5.79 5.654 ± 0.2574
11 1342 1342/1342 1342 ± 0.00002348 5.904 5.756/6.027 5.858 ± 0.2683
12 1342 1342/1342 1342 ± 0.00002348 6.007 5.834/6.176 5.994 ± 0.2931
13 1342 1342/1342 1342 ± 0.00002348 6.391 6.218/6.559 6.391 ± 0.3284
14 1342 1342/1342 1342 ± 0.00002348 6.58 6.366/6.734 6.542 ± 0.3394
15 1342 1342/1342 1342 ± 0.00002348 6.274 6.02/6.378 6.198 ± 0.318
16 1342 1342/1342 1342 ± 0.00002791 5.569 5.288/5.77 5.581 ± 0.32
17 1342 1342/1342 1342 ± 0.00002495 5.548 5.323/5.809 5.58 ± 0.3039
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38536469.eb38590168.59084.87988079861_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-12-18 04:22:20.427
End
2024-12-18 05:20:35.392
Duration
0:58:14.965
Note, WebLog generation is not included in the time.

CASA logs for stage 8