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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.105 5.057/5.972 5.418 ± 0.7206
ea02 1342 1342/1342 1342 ± 0.00003632 5.713 5.148/6.485 5.768 ± 0.9395
ea04 1342 1342/1342 1342 ± 0.00003469 5.267 4.83/5.888 5.32 ± 0.7396
ea05 1342 1342/1342 1342 ± 0.00002039 5.473 5.021/6.464 5.662 ± 0.9347
ea06 1342 1342/1342 1342 ± 0.00003644 4.973 4.68/5.524 5.036 ± 0.6522
ea07 1342 1342/1342 1342 ± 0.00003427 5.662 5.172/6.11 5.675 ± 0.8433
ea08 1342 1342/1342 1342 ± 0.00003397 5.864 5.472/6.756 6.048 ± 0.9811
ea09 1342 1342/1342 1342 ± 0.00002815 5.592 5.052/6.416 5.586 ± 0.9532
ea10 1342 1342/1342 1342 ± 0.00003422 5.86 4.96/6.39 5.605 ± 0.8567
ea11 1342 1342/1342 1342 ± 0.00003292 5.612 5.032/6.326 5.583 ± 0.8165
ea12 1342 1342/1342 1342 ± 0.00003697 5.6 5.068/6.346 5.567 ± 0.9073
ea13 1342 1342/1342 1342 ± 0.00001966 5.693 5.426/6.248 5.84 ± 0.9169
ea14 1342 1342/1342 1342 ± 0.00002919 5.612 5.235/6.525 5.785 ± 0.9287
ea15 1342 1342/1342 1342 ± 0.0000295 5.665 4.996/6.456 5.624 ± 0.8623
ea16 1342 1342/1342 1342 ± 0.00002601 5.533 5.103/6.43 5.691 ± 0.9662
ea17 1342 1342/1342 1342 ± 0.00003488 6.001 5.485/6.825 5.961 ± 0.9139
ea18 1342 1342/1342 1342 ± 0.00003565 5.046 4.611/5.627 5.007 ± 0.6418
ea19 1342 1342/1342 1342 ± 0.00001277 5.733 5.368/6.667 5.849 ± 0.9576
ea20 1342 1342/1342 1342 ± 0.0000355 5.723 5.521/6.594 5.917 ± 0.8901
ea21 1342 1342/1342 1342 ± 0.00002552 5.454 5.208/6.294 5.64 ± 0.8557
ea22 1342 1342/1342 1342 ± 0.0000368 5.29 4.996/6.426 5.584 ± 0.9765
ea23 1342 1342/1342 1342 ± 0.00002437 6.016 5.343/6.517 5.938 ± 0.8355
ea25 1342 1342/1342 1342 ± 0.00003425 5.864 5.155/6.208 5.57 ± 0.7891
ea27 1342 1342/1342 1342 ± 0.00003524 5.712 5.1/6.333 5.556 ± 0.7858
ea28 1342 1342/1342 1342 ± 0.00003581 5.532 5.22/6.437 5.711 ± 0.8808
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 ± 0.00002439 5.311 5.081/5.527 5.309 ± 0.2761
5 1342 1342/1342 1342 ± 0.00003633 5.182 4.956/5.35 5.144 ± 0.3237
6 1342 1342/1342 1342 ± 0.00002392 5.124 5.015/5.274 5.13 ± 0.2566
7 1342 1342/1342 1342 ± 0.00002392 5.111 4.996/5.25 5.127 ± 0.2184
8 1342 1342/1342 1342 ± 0.00002392 5.142 4.953/5.323 5.125 ± 0.2572
9 1342 1342/1342 1342 ± 0.00002392 5.457 5.278/5.617 5.418 ± 0.2862
10 1342 1342/1342 1342 ± 0.00002392 5.946 5.754/6.025 5.879 ± 0.2953
11 1342 1342/1342 1342 ± 0.00002392 6.22 6.049/6.288 6.151 ± 0.3055
12 1342 1342/1342 1342 ± 0.00002392 6.399 6.203/6.469 6.333 ± 0.3212
13 1342 1342/1342 1342 ± 0.00002439 6.525 6.228/6.755 6.432 ± 0.3896
14 1342 1342/1342 1342 ± 0.00002392 6.956 6.685/7.17 6.857 ± 0.4258
15 1342 1342/1342 1342 ± 0.0000302 6.72 6.451/6.964 6.644 ± 0.4351
16 1342 1342/1342 1342 ± 0.000053 3.786 3.68/3.896 3.789 ± 0.1864
17 1342 1342/1342 1342 ± 0.00005059 3.749 3.613/3.923 3.774 ± 0.2531
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-11-06 17:28:13.628
End
2024-11-06 18:20:20.387
Duration
0:52:06.759
Note, WebLog generation is not included in the time.

CASA logs for stage 8