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

Statwt Summary Plot

VLASS2.1.sb38620321.eb38711360.59131.8760765162_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 5.541 5.18/5.984 5.64 ± 0.5413
ea02 1342 1342/1342 1342 ± 0 5.689 5.356/6.513 5.907 ± 0.6503
ea03 1342 1342/1342 1342 ± 0 5.351 4.694/5.939 5.365 ± 0.6598
ea04 1342 1342/1342 1342 ± 0 5.426 5.099/6.13 5.623 ± 0.6015
ea05 1342 1342/1342 1342 ± 0 5.778 5.288/6.25 5.825 ± 0.6066
ea06 1342 1342/1342 1342 ± 0 5.166 4.857/5.627 5.248 ± 0.4392
ea07 1342 1342/1342 1342 ± 0 5.905 5.325/6.13 5.874 ± 0.5917
ea08 1342 1342/1342 1342 ± 0 5.836 5.493/6.649 6.095 ± 0.6859
ea09 1342 1342/1342 1342 ± 0 5.566 5.122/6.247 5.67 ± 0.6329
ea10 1342 1342/1342 1342 ± 0 5.815 5.203/6.5 5.824 ± 0.6882
ea11 1342 1342/1342 1342 ± 0 5.841 5.233/6.341 5.875 ± 0.6698
ea12 1342 1342/1342 1342 ± 0 5.642 5.218/6.301 5.828 ± 0.6415
ea13 1342 1342/1342 1342 ± 0 6.065 5.76/6.433 6.155 ± 0.5191
ea15 1342 1342/1342 1342 ± 0 5.789 5.387/6.5 5.993 ± 0.6805
ea16 1342 1342/1342 1342 ± 0 6.03 5.583/6.721 6.199 ± 0.7341
ea17 1342 1342/1342 1342 ± 0 6.091 5.708/6.677 6.232 ± 0.6946
ea18 1342 1342/1342 1342 ± 0 4.848 4.551/5.332 4.966 ± 0.4883
ea19 1342 1342/1342 1342 ± 0 5.997 5.354/6.518 5.992 ± 0.5978
ea20 1342 1342/1342 1342 ± 0 5.771 5.34/6.4 5.873 ± 0.6036
ea21 1342 1342/1342 1342 ± 0 5.666 5.32/6.215 5.79 ± 0.5793
ea22 1342 1342/1342 1342 ± 0 5.443 5.17/6.321 5.703 ± 0.6522
ea23 1342 1342/1342 1342 ± 0 5.951 5.314/6.415 6 ± 0.7093
ea24 1342 1342/1342 1342 ± 0 5.691 5.36/6.537 5.813 ± 0.6755
ea25 1342 1342/1342 1342 ± 0 5.491 5.152/6.022 5.621 ± 0.5739
ea26 1342 1342/1342 1342 ± 0 5.963 5.559/6.685 6.121 ± 0.7066
ea27 1342 1342/1342 1342 ± 0 5.486 5.16/6.299 5.668 ± 0.6108
ea28 1342 1342/1342 1342 ± 0.000006362 5.408 5.173/6.159 5.605 ± 0.6475
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 ± 0.00002309 5.332 5.149/5.48 5.282 ± 0.2537
3 1342 1342/1342 1342 ± 0.00002309 5.065 4.833/5.325 5.084 ± 0.3347
4 1342 1342/1342 1342 ± 0.0000244 5.147 4.836/5.292 5.114 ± 0.3391
5 1342 1342/1342 1342 ± 0.00002309 5.249 5.033/5.327 5.216 ± 0.3153
6 1342 1342/1342 1342 ± 0.00002352 5.258 5.107/5.395 5.236 ± 0.2949
7 1342 1342/1342 1342 ± 0.00002309 5.305 5.149/5.41 5.289 ± 0.2579
8 1342 1342/1342 1342 ± 0.00002309 5.237 5.1/5.465 5.249 ± 0.2799
9 1342 1342/1342 1342 ± 0.00002309 5.56 5.399/5.798 5.555 ± 0.3159
10 1342 1342/1342 1342 ± 0.00002309 6.022 5.845/6.172 5.983 ± 0.3113
11 1342 1342/1342 1342 ± 0.00002309 6.288 6.041/6.415 6.209 ± 0.314
12 1342 1342/1342 1342 ± 0.00002309 6.403 6.147/6.521 6.361 ± 0.3413
13 1342 1342/1342 1342 ± 0.00002309 6.791 6.636/6.909 6.762 ± 0.3522
14 1342 1342/1342 1342 ± 0.00002309 6.986 6.724/7.195 6.913 ± 0.3851
15 1342 1342/1342 1342 ± 0.00002309 6.62 6.479/6.92 6.601 ± 0.3839
16 1342 1342/1342 1342 ± 0.00002357 5.93 5.547/6.198 5.914 ± 0.3802
17 1342 1342/1342 1342 ± 0.00002309 5.822 5.604/6.232 5.899 ± 0.3629
vis
VLASS2.1.sb38620321.eb38711360.59131.8760765162_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-18 14:15:27.533
End
2024-12-18 15:34:00.387
Duration
1:18:32.853
Note, WebLog generation is not included in the time.

CASA logs for stage 8