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 5.259 4.961/5.758 5.388 ± 0.5361
ea02 1342 1342/1342 1342 ± 0 5.444 5.049/6.108 5.59 ± 0.6266
ea04 1342 1342/1342 1342 ± 0 5.136 4.812/5.668 5.285 ± 0.5125
ea05 1342 1342/1342 1342 ± 0 5.581 5.076/6.112 5.621 ± 0.6063
ea06 1342 1342/1342 1342 ± 0 4.94 4.688/5.341 5.036 ± 0.3996
ea07 1342 1342/1342 1342 ± 0 5.618 5.167/5.918 5.66 ± 0.5362
ea08 1342 1342/1342 1342 ± 0.000002669 5.435 5.202/6.248 5.724 ± 0.6448
ea09 1342 1342/1342 1342 ± 0 5.303 4.841/5.933 5.402 ± 0.6332
ea10 1342 1342/1342 1342 ± 0 5.29 4.806/5.925 5.338 ± 0.5959
ea11 1342 1342/1342 1342 ± 0 5.506 4.916/5.933 5.484 ± 0.5873
ea12 1342 1342/1342 1342 ± 0 5.536 5.121/5.975 5.644 ± 0.5508
ea13 1342 1342/1342 1342 ± 0 5.604 5.352/6.018 5.735 ± 0.52
ea14 1342 1342/1342 1342 ± 0 5.603 5.106/6.128 5.654 ± 0.627
ea15 1342 1342/1342 1342 ± 0 5.255 4.786/5.793 5.358 ± 0.6177
ea16 1342 1342/1342 1342 ± 0 5.872 5.412/6.481 6 ± 0.7046
ea17 1342 1342/1342 1342 ± 0.00001208 5.627 5.249/6.122 5.749 ± 0.6111
ea18 1342 1342/1342 1342 ± 0 4.856 4.539/5.352 4.952 ± 0.5098
ea19 1342 1342/1342 1342 ± 0 5.737 5.284/6.389 5.879 ± 0.6407
ea20 1342 1342/1342 1342 ± 0 5.85 5.459/6.437 5.953 ± 0.6315
ea21 1342 1342/1342 1342 ± 0 5.442 5.146/6.005 5.573 ± 0.5487
ea22 1342 1342/1342 1342 ± 0 5.212 4.983/6.064 5.49 ± 0.6426
ea23 1342 1342/1342 1342 ± 0 5.83 5.321/6.337 5.867 ± 0.625
ea25 1342 1342/1342 1342 ± 0.000003774 5.274 4.917/5.7 5.347 ± 0.5376
ea26 1342 1342/1342 1342 ± 0 5.471 5.108/6.257 5.659 ± 0.6693
ea27 1342 1342/1342 1342 ± 0.00002365 5.293 4.963/6.08 5.469 ± 0.586
ea28 1342 1342/1342 1342 ± 0.00001236 5.353 5.099/6.065 5.559 ± 0.6111
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 ± 0.00002352 5.1 4.932/5.318 5.103 ± 0.2265
3 1342 1342/1342 1342 ± 0.00002484 4.774 4.685/5.181 4.884 ± 0.2988
4 1342 1342/1342 1342 ± 0.00002352 4.874 4.771/5.098 4.911 ± 0.2586
5 1342 1342/1342 1342 ± 0.00002352 5.073 4.843/5.201 5.051 ± 0.2723
6 1342 1342/1342 1342 ± 0.00002352 5.015 4.817/5.163 4.984 ± 0.2444
7 1342 1342/1342 1342 ± 0.00002352 5.087 4.947/5.276 5.081 ± 0.223
8 1342 1342/1342 1342 ± 0.00002352 5.101 4.865/5.23 5.046 ± 0.2513
9 1342 1342/1342 1342 ± 0.00002352 5.364 5.198/5.559 5.323 ± 0.2818
10 1342 1342/1342 1342 ± 0.00002352 5.801 5.612/5.942 5.741 ± 0.274
11 1342 1342/1342 1342 ± 0.00002352 6.02 5.855/6.101 5.941 ± 0.2797
12 1342 1342/1342 1342 ± 0.00002352 6.128 5.918/6.3 6.087 ± 0.3126
13 1342 1342/1342 1342 ± 0.00002352 6.48 6.307/6.615 6.478 ± 0.3299
14 1342 1342/1342 1342 ± 0.00002352 6.679 6.444/6.881 6.647 ± 0.3561
15 1342 1342/1342 1342 ± 0.00002352 6.334 6.15/6.538 6.286 ± 0.35
16 1342 1342/1342 1342 ± 0.00002652 5.625 5.34/5.832 5.641 ± 0.3317
17 1342 1342/1342 1342 ± 0.00002945 5.604 5.36/5.882 5.646 ± 0.3234
output_dir
 
vis
VLASS2.1.sb38536469.eb38590168.59084.87988079861_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-18 07:12:04.583
End
2024-12-18 08:20:17.997
Duration
1:08:13.414
Note, WebLog generation is not included in the time.

CASA logs for stage 8