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 5.046 4.925/5.691 5.243 ± 0.6495
ea02 1342 1342/1342 1342 ± 0.00002726 5.657 5.13/6.302 5.683 ± 0.7604
ea05 1342 1342/1342 1342 ± 0.00001634 5.267 4.923/6.152 5.406 ± 0.8098
ea06 1342 1342/1342 1342 ± 0.00003676 4.848 4.702/5.348 4.837 ± 0.6651
ea07 1342 1342/1342 1342 ± 0.0000255 5.486 5.036/5.711 5.384 ± 0.5826
ea08 1342 1342/1342 1342 ± 0.00002837 5.851 5.346/6.604 5.941 ± 0.8284
ea09 1342 1342/1342 1342 ± 0.00003409 5.148 4.817/5.855 5.175 ± 0.7748
ea10 1342 1342/1342 1342 ± 0.00002899 5.491 4.92/6.22 5.474 ± 0.776
ea11 1342 1342/1342 1342 ± 0.00003293 5.63 5.097/6.205 5.525 ± 0.797
ea12 1342 1342/1342 1342 ± 0.00003644 5.345 5.09/5.941 5.371 ± 0.8443
ea13 1342 1342/1342 1342 ± 0.00002822 5.666 5.449/6.111 5.663 ± 0.8132
ea14 1342 1342/1342 1342 ± 0.00002609 5.586 5.089/6.375 5.576 ± 0.8965
ea15 1342 1342/1342 1342 ± 0.00003666 5.268 4.92/5.997 5.233 ± 0.8406
ea16 1342 1342/1342 1342 ± 0 5.091 5.015/5.265 5.075 ± 0.2424
ea17 1342 1342/1342 1342 ± 0.00003668 5.799 5.242/6.368 5.774 ± 0.8696
ea18 1342 1342/1342 1342 ± 0.00003414 4.812 4.633/5.242 4.782 ± 0.6101
ea19 1342 1342/1342 1342 ± 0.00001695 5.445 5.209/6.385 5.618 ± 0.8264
ea20 1342 1342/1342 1342 ± 0.00003544 5.683 5.479/6.477 5.722 ± 0.9238
ea21 1342 1342/1342 1342 ± 0.00002118 5.351 5.124/6.047 5.39 ± 0.813
ea22 1342 1342/1342 1342 ± 0.0000312 5.259 4.98/6.32 5.559 ± 0.8215
ea23 1342 1342/1342 1342 ± 0.0000294 5.64 5.227/6.27 5.615 ± 0.8757
ea25 1342 1342/1342 1342 ± 0.000002449 5.125 4.93/5.188 5.11 ± 0.1847
ea26 1342 1342/1342 1342 ± 0.00003234 5.395 5.272/6.282 5.537 ± 0.8031
ea27 1342 1342/1342 1342 ± 0.00003086 5.292 5.013/6.104 5.364 ± 0.7297
ea28 1342 1342/1342 1342 ± 0.00003088 5.333 5.121/6.245 5.566 ± 0.8
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 ± 0.00002392 5.212 4.951/5.323 5.152 ± 0.2363
5 1342 1342/1342 1342 ± 0.00002398 4.966 4.831/5.223 4.998 ± 0.3141
6 1342 1342/1342 1342 ± 0.00002392 5.078 4.986/5.211 5.073 ± 0.231
7 1342 1342/1342 1342 ± 0.00002392 5.096 4.979/5.218 5.102 ± 0.2114
8 1342 1342/1342 1342 ± 0.00002392 5.128 4.921/5.278 5.108 ± 0.2497
9 1342 1342/1342 1342 ± 0.00002392 5.397 5.273/5.592 5.385 ± 0.2834
10 1342 1342/1342 1342 ± 0.00002489 5.762 5.521/5.937 5.736 ± 0.2982
11 1342 1342/1342 1342 ± 0.00002489 6.1 5.941/6.202 6.026 ± 0.3136
12 1342 1342/1342 1342 ± 0.00002489 6.253 6.016/6.329 6.184 ± 0.3136
13 1342 1342/1342 1342 ± 0.00002489 6.425 6.141/6.612 6.336 ± 0.379
14 1342 1342/1342 1342 ± 0.00002821 6.168 5.797/6.551 6.138 ± 0.5449
15 1342 1342/1342 1342 ± 0.00002671 6.368 6.153/6.591 6.334 ± 0.4031
16 1342 1342/1342 1342 ± 0.00005294 3.395 3.265/3.55 3.42 ± 0.2394
17 1342 1342/1342 1342 ± 0.00005132 3.648 3.449/3.851 3.665 ± 0.3307
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2025-01-08 05:40:52.750
End
2025-01-08 06:08:07.212
Duration
0:27:14.462
Note, WebLog generation is not included in the time.

CASA logs for stage 8