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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.161 4.993/6.094 5.548 ± 0.6867
ea02 1342 1342/1342 1342 ± 0.00002398 6.204 5.009/6.936 5.953 ± 0.957
ea04 1342 1342/1342 1342 ± 0.00001157 5.42 4.92/5.949 5.448 ± 0.7197
ea05 1342 1342/1342 1342 ± 0.000007206 5.538 4.993/6.584 5.778 ± 0.8295
ea06 1342 1342/1342 1342 ± 0.00002119 4.667 4.248/5.303 4.793 ± 0.6077
ea07 1342 1342/1342 1342 ± 0.00004135 5.52 5.182/6.32 5.786 ± 0.8581
ea08 1342 1342/1342 1342 ± 0.00004081 5.42 5.247/6.784 6.006 ± 0.9485
ea09 1342 1342/1342 1342 ± 0.000009167 5.586 5.042/6.566 5.776 ± 0.7949
ea10 1342 1342/1342 1342 ± 0.00004173 5.488 5.042/6.606 5.771 ± 0.8825
ea11 1342 1342/1342 1342 ± 0.0000427 5.47 4.79/6.437 5.653 ± 0.9517
ea12 1342 1342/1342 1342 ± 0.00002352 5.6 5.012/6.43 5.697 ± 0.866
ea13 1342 1342/1342 1342 ± 0 5.983 5.26/6.463 5.993 ± 0.7539
ea14 1342 1342/1342 1342 ± 0.00003732 5.229 5.019/6.389 5.665 ± 0.8136
ea15 1342 1342/1342 1342 ± 0.000007931 5 4.88/6.202 5.524 ± 0.8553
ea16 1342 1342/1342 1342 ± 0.00001988 5.595 5.185/6.846 6.001 ± 1.04
ea17 1342 1342/1342 1342 ± 0.0000425 5.646 5.401/6.442 5.959 ± 0.8467
ea18 1342 1342/1342 1342 ± 0.00004011 4.746 4.527/5.408 5 ± 0.628
ea19 1342 1342/1342 1342 ± 0.00002081 5.707 5.372/6.865 6.105 ± 0.8806
ea20 1342 1342/1342 1342 ± 0.00003432 5.783 5.524/6.738 6.016 ± 0.9223
ea21 1342 1342/1342 1342 ± 0.00002452 5.309 5.155/6.412 5.739 ± 0.8277
ea22 1342 1342/1342 1342 ± 0.00001943 5.093 4.882/6.264 5.561 ± 0.7737
ea23 1342 1342/1342 1342 ± 0.00004075 5.907 5.173/6.639 5.879 ± 0.9734
ea25 1342 1342/1342 1342 ± 0.00004188 5.133 5.007/6.108 5.528 ± 0.8163
ea26 1342 1342/1342 1342 ± 0 5.629 5.489/6.98 6.147 ± 0.8574
ea27 1342 1342/1342 1342 ± 0.00004113 5.329 5.225/6.403 5.686 ± 0.7849
ea28 1342 1342/1342 1342 ± 0.00004399 5.575 5.172/6.434 5.807 ± 0.8833
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 ± 0.00002357 5.243 5.001/5.55 5.259 ± 0.3119
6 1342 1342/1342 1342 ± 0.00002357 5.114 4.876/5.227 5.036 ± 0.288
7 1342 1342/1342 1342 ± 0.00002394 5.151 5.002/5.253 5.093 ± 0.2851
8 1342 1342/1342 1342 ± 0.00002357 5.059 4.94/5.199 5.055 ± 0.2997
9 1342 1342/1342 1342 ± 0.00002638 5.3 5.037/5.488 5.239 ± 0.2899
10 1342 1342/1342 1342 ± 0.00002357 6.035 5.859/6.196 5.98 ± 0.3183
11 1342 1342/1342 1342 ± 0.00002357 6.312 6.105/6.434 6.261 ± 0.3385
12 1342 1342/1342 1342 ± 0.00002357 6.552 6.317/6.658 6.47 ± 0.3685
13 1342 1342/1342 1342 ± 0.00002357 6.993 6.803/7.213 6.934 ± 0.4051
14 1342 1342/1342 1342 ± 0.00002357 7.155 6.969/7.407 7.129 ± 0.4494
15 1342 1342/1342 1342 ± 0.00002683 6.393 6.036/6.791 6.374 ± 0.5863
16 1342 1342/1342 1342 ± 0.00006103 4.563 4.4/4.751 4.578 ± 0.2586
17 1342 1342/1342 1342 ± 0.00006075 4.796 4.617/5.032 4.836 ± 0.3286
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-02 13:40:53.228
End
2024-11-02 14:30:30.412
Duration
0:49:37.183
Note, WebLog generation is not included in the time.

CASA logs for stage 8