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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 5.007 4.86/5.683 4.948 ± 0.9875
ea02 1342 1342/1342 1342 ± 0.00004216 5.392 5.07/6.109 5.282 ± 1.124
ea05 1342 1342/1342 1342 ± 0.00001506 5.28 4.914/6.037 5.194 ± 0.9344
ea06 1342 1342/1342 1342 ± 0.00004133 4.888 4.744/5.408 4.801 ± 0.9393
ea07 1342 1342/1342 1342 ± 0.00004398 5.291 4.918/5.625 5.023 ± 0.9725
ea08 1342 1342/1342 1342 ± 0.00004414 5.542 5.287/6.456 5.502 ± 1.211
ea09 1342 1342/1342 1342 ± 0.000004472 4.999 4.783/5.697 4.951 ± 0.8679
ea10 1342 1342/1342 1342 ± 0.00004525 5.091 4.864/6.023 5.143 ± 1.091
ea11 1342 1342/1342 1342 ± 0.00004299 5.426 5.027/6.179 5.224 ± 1.135
ea12 1342 1342/1342 1342 ± 0.00004226 5.417 5.083/6.275 5.329 ± 1.16
ea13 1342 1342/1342 1342 ± 0.00001297 5.678 5.505/6.162 5.534 ± 0.9584
ea14 1342 1342/1342 1342 ± 0.00001843 5.302 5.038/6.264 5.254 ± 1.103
ea15 1342 1342/1342 1342 ± 0.00003528 5.254 4.975/6.029 5.216 ± 1.124
ea16 1342 1342/1342 1342 ± 0 5.033 4.983/5.148 5.023 ± 0.2389
ea17 1342 1342/1342 1342 ± 0.00004643 5.63 5.11/6.364 5.404 ± 1.206
ea18 1342 1342/1342 1342 ± 0.00004241 4.766 4.413/5.283 4.598 ± 0.8795
ea19 1342 1342/1342 1342 ± 0.000007644 5.457 5.213/6.175 5.408 ± 0.9365
ea20 1342 1342/1342 1342 ± 0.00004264 5.658 5.345/6.513 5.594 ± 1.238
ea21 1342 1342/1342 1342 ± 0.00002166 5.115 5.04/5.924 5.097 ± 0.9511
ea22 1342 1342/1342 1342 ± 0.0000336 5.288 4.928/6.185 5.242 ± 1.084
ea23 1342 1342/1342 1342 ± 0.00004182 5.345 5.014/6.086 5.225 ± 1.102
ea25 1342 1342/1342 1342 ± 0 5.12 4.89/5.197 5.095 ± 0.1783
ea26 1342 1342/1342 1342 ± 0.00001947 5.414 5.266/6.105 5.353 ± 0.9735
ea27 1342 1342/1342 1342 ± 0.00004639 5.092 4.868/5.978 5.056 ± 1.062
ea28 1342 1342/1342 1342 ± 0.00004577 5.269 5.036/6.154 5.213 ± 1.119
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 ± 0.00002393 5.207 4.98/5.337 5.163 ± 0.2632
5 1342 1342/1342 1342 ± 0.00002397 5.026 4.863/5.182 5.007 ± 0.3298
6 1342 1342/1342 1342 ± 0.00002393 5.061 5.004/5.216 5.08 ± 0.2391
7 1342 1342/1342 1342 ± 0.00002393 5.087 4.997/5.22 5.111 ± 0.2135
8 1342 1342/1342 1342 ± 0.00002393 5.131 4.935/5.304 5.121 ± 0.252
9 1342 1342/1342 1342 ± 0.00002393 5.384 5.275/5.565 5.364 ± 0.278
10 1342 1342/1342 1342 ± 0.00002491 5.815 5.553/5.938 5.767 ± 0.3
11 1342 1342/1342 1342 ± 0.00002491 6.137 5.973/6.238 6.057 ± 0.3155
12 1342 1342/1342 1342 ± 0.00002491 6.303 6.036/6.359 6.217 ± 0.32
13 1342 1342/1342 1342 ± 0.00002513 6.243 5.942/6.467 6.201 ± 0.3543
14 1342 1342/1342 1342 ± 0.00004312 5.373 4.996/5.793 5.468 ± 0.6167
15 1342 1342/1342 1342 ± 0.00002513 6.324 6.109/6.57 6.285 ± 0.4229
16 1342 1342/1342 1342 ± 0.00005494 2.768 2.601/3.038 2.825 ± 0.2899
17 1342 1342/1342 1342 ± 0.00005785 2.931 2.805/3.144 2.99 ± 0.2663
datacolumn
residual_data
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-16 08:43:35.722
End
2024-11-16 09:39:00.308
Duration
0:55:24.586
Note, WebLog generation is not included in the time.

CASA logs for stage 8