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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.233 5.163/5.881 5.425 ± 0.6142
ea02 1342 1342/1342 1342 ± 0.00003379 5.801 5.338/6.443 5.767 ± 0.8303
ea04 1342 1342/1342 1342 ± 0.00001563 5.05 4.885/5.79 5.271 ± 0.592
ea05 1342 1342/1342 1342 ± 0.000009228 5.445 5.072/6.336 5.648 ± 0.6915
ea06 1342 1342/1342 1342 ± 0 4.953 4.695/5.42 5.035 ± 0.5229
ea07 1342 1342/1342 1342 ± 0.0000415 5.63 5.2/5.973 5.613 ± 0.6805
ea08 1342 1342/1342 1342 ± 0.00004179 5.626 5.406/6.565 5.861 ± 0.8128
ea09 1342 1342/1342 1342 ± 0 5.303 5.066/6.245 5.492 ± 0.7162
ea10 1342 1342/1342 1342 ± 0.00004272 5.46 5.143/6.296 5.598 ± 0.7275
ea11 1342 1342/1342 1342 ± 0.00002884 5.485 5.051/6.15 5.555 ± 0.7598
ea12 1342 1342/1342 1342 ± 0 5.426 5.198/6.225 5.599 ± 0.7406
ea13 1342 1342/1342 1342 ± 0 5.833 5.656/6.247 5.901 ± 0.65
ea14 1342 1342/1342 1342 ± 0.00001722 5.415 5.217/6.362 5.722 ± 0.7196
ea15 1342 1342/1342 1342 ± 0 5.268 5.092/6.063 5.522 ± 0.708
ea16 1342 1342/1342 1342 ± 0.0000213 5.83 5.401/6.543 5.9 ± 0.7965
ea17 1342 1342/1342 1342 ± 0.0000424 5.657 5.401/6.777 5.82 ± 0.8066
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 5.669 5.432/6.543 5.886 ± 0.7335
ea20 1342 1342/1342 1342 ± 0 5.736 5.458/6.629 5.868 ± 0.8222
ea21 1342 1342/1342 1342 ± 0.00001669 5.481 5.242/6.105 5.592 ± 0.6739
ea22 1342 1342/1342 1342 ± 0.00001264 5.444 5.071/6.397 5.609 ± 0.8081
ea23 1342 1342/1342 1342 ± 0.00004098 5.48 5.385/6.375 5.784 ± 0.7977
ea25 1342 1342/1342 1342 ± 0.00003824 5.425 5.139/6.049 5.458 ± 0.7072
ea26 1342 1342/1342 1342 ± 0 5.525 5.408/6.402 5.723 ± 0.6745
ea27 1342 1342/1342 1342 ± 0.00004186 5.319 5.011/6.278 5.524 ± 0.7
ea28 1342 1342/1342 1342 ± 0.00004212 5.507 5.195/6.346 5.644 ± 0.7491
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 ± 0.00002396 5.403 5.222/5.566 5.389 ± 0.2128
4 1342 1342/1342 1342 ± 0.00002938 5.243 5.067/5.427 5.258 ± 0.3354
5 1342 1342/1342 1342 ± 0.00002443 5.283 5.084/5.488 5.32 ± 0.2678
6 1342 1342/1342 1342 ± 0.00002396 5.214 5.156/5.442 5.248 ± 0.2208
7 1342 1342/1342 1342 ± 0.00002396 5.304 5.145/5.418 5.296 ± 0.1987
8 1342 1342/1342 1342 ± 0.00002396 5.277 5.058/5.405 5.24 ± 0.2275
9 1342 1342/1342 1342 ± 0.00002396 5.56 5.415/5.747 5.52 ± 0.2693
10 1342 1342/1342 1342 ± 0.00002396 5.909 5.797/6.017 5.884 ± 0.2286
11 1342 1342/1342 1342 ± 0.00002396 6.203 6.033/6.256 6.121 ± 0.2521
12 1342 1342/1342 1342 ± 0.00002396 6.296 6.1/6.401 6.259 ± 0.2806
13 1342 1342/1342 1342 ± 0.00002396 6.644 6.516/6.765 6.626 ± 0.2677
14 1342 1342/1342 1342 ± 0.00002396 6.786 6.549/6.949 6.752 ± 0.2965
15 1342 1342/1342 1342 ± 0.00002396 6.634 6.42/6.754 6.562 ± 0.3789
16 1342 1342/1342 1342 ± 0.00006073 4.422 4.3/4.588 4.437 ± 0.1982
17 1342 1342/1342 1342 ± 0.00005934 4.424 4.33/4.551 4.437 ± 0.1726
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-13 06:52:02.709
End
2024-12-13 07:56:15.650
Duration
1:04:12.941
Note, WebLog generation is not included in the time.

CASA logs for stage 8