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 5.534 5.276/6.02 5.686 ± 0.5451
ea02 1342 1342/1342 1342 ± 0 5.755 5.402/6.443 5.956 ± 0.6652
ea04 1342 1342/1342 1342 ± 0 5.42 5.082/6.026 5.603 ± 0.5618
ea05 1342 1342/1342 1342 ± 0 5.705 5.267/6.131 5.756 ± 0.5726
ea06 1342 1342/1342 1342 ± 0 4.999 4.848/5.406 5.122 ± 0.3672
ea07 1342 1342/1342 1342 ± 0 6.082 5.459/6.223 6.019 ± 0.5697
ea08 1342 1342/1342 1342 ± 0 5.764 5.49/6.568 6.047 ± 0.6851
ea09 1342 1342/1342 1342 ± 0 5.682 5.188/6.233 5.755 ± 0.6189
ea10 1342 1342/1342 1342 ± 0 5.934 5.314/6.644 5.964 ± 0.6755
ea11 1342 1342/1342 1342 ± 0 5.78 5.172/6.354 5.852 ± 0.6432
ea12 1342 1342/1342 1342 ± 0 5.932 5.35/6.427 6.005 ± 0.6601
ea13 1342 1342/1342 1342 ± 0 6.313 5.825/6.442 6.205 ± 0.5073
ea14 1342 1342/1342 1342 ± 0 5.94 5.272/6.342 5.896 ± 0.6464
ea15 1342 1342/1342 1342 ± 0 5.566 5.114/6.178 5.746 ± 0.6835
ea16 1342 1342/1342 1342 ± 0 6.074 5.688/6.741 6.274 ± 0.7049
ea17 1342 1342/1342 1342 ± 0.000008684 5.997 5.553/6.488 6.107 ± 0.6338
ea18 1342 1342/1342 1342 ± 0 5.139 4.736/5.597 5.182 ± 0.5045
ea19 1342 1342/1342 1342 ± 0 5.988 5.548/6.642 6.178 ± 0.6541
ea20 1342 1342/1342 1342 ± 0 6.245 5.704/6.91 6.274 ± 0.6212
ea21 1342 1342/1342 1342 ± 0 5.66 5.339/6.19 5.81 ± 0.5426
ea22 1342 1342/1342 1342 ± 0 5.451 5.214/6.317 5.76 ± 0.645
ea23 1342 1342/1342 1342 ± 0 6.147 5.51/6.535 6.122 ± 0.6649
ea25 1342 1342/1342 1342 ± 0.000006572 5.465 5.247/6.032 5.635 ± 0.6104
ea26 1342 1342/1342 1342 ± 0 6.173 5.657/6.901 6.212 ± 0.6471
ea27 1342 1342/1342 1342 ± 0.00003928 5.517 5.277/6.351 5.754 ± 0.5833
ea28 1342 1342/1342 1342 ± 0.00002475 5.681 5.376/6.384 5.88 ± 0.6422
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 5.396 5.242/5.661 5.42 ± 0.2592
3 1342 1342/1342 1342 ± 0.00002963 5.077 4.959/5.469 5.176 ± 0.3209
4 1342 1342/1342 1342 ± 0.00002348 5.251 5.098/5.436 5.265 ± 0.3123
5 1342 1342/1342 1342 ± 0.00002348 5.38 5.154/5.553 5.377 ± 0.3094
6 1342 1342/1342 1342 ± 0.00002348 5.308 5.118/5.504 5.291 ± 0.2793
7 1342 1342/1342 1342 ± 0.00002348 5.347 5.196/5.496 5.338 ± 0.253
8 1342 1342/1342 1342 ± 0.00002348 5.337 5.098/5.464 5.285 ± 0.2697
9 1342 1342/1342 1342 ± 0.00002348 5.57 5.392/5.842 5.56 ± 0.3161
10 1342 1342/1342 1342 ± 0.00002348 6.029 5.836/6.204 5.999 ± 0.3022
11 1342 1342/1342 1342 ± 0.00002348 6.28 6.125/6.388 6.214 ± 0.315
12 1342 1342/1342 1342 ± 0.00002348 6.41 6.227/6.585 6.375 ± 0.3423
13 1342 1342/1342 1342 ± 0.00002348 6.818 6.722/7.056 6.828 ± 0.3642
14 1342 1342/1342 1342 ± 0.00002348 7.065 6.835/7.301 7.025 ± 0.4008
15 1342 1342/1342 1342 ± 0.00002348 6.735 6.496/6.938 6.664 ± 0.4068
16 1342 1342/1342 1342 ± 0.00003615 5.966 5.586/6.282 5.934 ± 0.4127
17 1342 1342/1342 1342 ± 0.00003369 5.967 5.751/6.238 5.974 ± 0.3628
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
Start time
2024-12-13 12:20:51.095
End
2024-12-13 13:17:51.614
Duration
0:57:00.519
Note, WebLog generation is not included in the time.

CASA logs for stage 8