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 5.252 5.075/6.109 5.53 ± 0.6874
ea02 1342 1342/1342 1342 ± 0.00003247 5.777 5.276/6.651 5.95 ± 0.876
ea04 1342 1342/1342 1342 ± 0.00001401 5.339 5.002/5.966 5.492 ± 0.7149
ea05 1342 1342/1342 1342 ± 0.00002079 5.437 5.114/6.57 5.779 ± 0.7669
ea06 1342 1342/1342 1342 ± 0.00001951 4.638 4.46/5.24 4.779 ± 0.5252
ea07 1342 1342/1342 1342 ± 0.00004371 5.789 5.355/6.316 5.839 ± 0.8295
ea08 1342 1342/1342 1342 ± 0.00004394 5.822 5.41/6.79 6.061 ± 0.938
ea09 1342 1342/1342 1342 ± 0 5.609 5.18/6.567 5.807 ± 0.7512
ea10 1342 1342/1342 1342 ± 0.00004395 5.709 5.152/6.599 5.806 ± 0.8981
ea11 1342 1342/1342 1342 ± 0.00004267 5.48 5.006/6.407 5.651 ± 0.8774
ea12 1342 1342/1342 1342 ± 0.00002277 5.573 5.237/6.264 5.753 ± 0.8105
ea13 1342 1342/1342 1342 ± 0 5.736 5.479/6.356 6.029 ± 0.6916
ea14 1342 1342/1342 1342 ± 0.00004039 5.522 5.068/6.414 5.695 ± 0.811
ea15 1342 1342/1342 1342 ± 0.00001046 5.297 4.977/6.192 5.544 ± 0.8031
ea16 1342 1342/1342 1342 ± 0.00001767 5.908 5.408/6.812 6.03 ± 0.9782
ea17 1342 1342/1342 1342 ± 0.00004366 5.769 5.25/6.497 5.897 ± 0.8978
ea18 1342 1342/1342 1342 ± 0.00004367 4.746 4.666/5.397 5.025 ± 0.6005
ea19 1342 1342/1342 1342 ± 0.00002427 5.765 5.535/6.848 6.124 ± 0.8637
ea20 1342 1342/1342 1342 ± 0.00003916 5.779 5.669/6.738 6.042 ± 0.9089
ea21 1342 1342/1342 1342 ± 0.00002961 5.578 5.197/6.399 5.743 ± 0.8041
ea22 1342 1342/1342 1342 ± 0.000008233 5.371 5.005/6.291 5.63 ± 0.7096
ea23 1342 1342/1342 1342 ± 0.00004199 5.651 5.28/6.644 5.873 ± 0.9103
ea25 1342 1342/1342 1342 ± 0.00004396 5.477 5.008/6.11 5.588 ± 0.792
ea26 1342 1342/1342 1342 ± 0 5.741 5.61/6.984 6.158 ± 0.7997
ea27 1342 1342/1342 1342 ± 0.00004352 5.464 5.082/6.409 5.636 ± 0.8079
ea28 1342 1342/1342 1342 ± 0.00004359 5.508 5.331/6.552 5.841 ± 0.8639
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 ± 0.0000235 5.207 5.012/5.525 5.244 ± 0.3004
5 1342 1342/1342 1342 ± 0.00003254 5.352 5.06/5.56 5.314 ± 0.2985
6 1342 1342/1342 1342 ± 0.0000235 5.29 5.051/5.472 5.236 ± 0.3011
7 1342 1342/1342 1342 ± 0.0000235 5.31 5.154/5.502 5.288 ± 0.282
8 1342 1342/1342 1342 ± 0.0000235 5.289 5.078/5.414 5.239 ± 0.3046
9 1342 1342/1342 1342 ± 0.0000235 5.53 5.304/5.765 5.482 ± 0.331
10 1342 1342/1342 1342 ± 0.0000235 6.052 5.922/6.233 6.011 ± 0.3253
11 1342 1342/1342 1342 ± 0.0000235 6.346 6.189/6.436 6.269 ± 0.3427
12 1342 1342/1342 1342 ± 0.0000235 6.525 6.317/6.665 6.466 ± 0.3773
13 1342 1342/1342 1342 ± 0.0000235 6.995 6.732/7.165 6.918 ± 0.4131
14 1342 1342/1342 1342 ± 0.0000235 7.168 6.936/7.388 7.11 ± 0.4577
15 1342 1342/1342 1342 ± 0.00002381 6.528 6.105/6.864 6.44 ± 0.5796
16 1342 1342/1342 1342 ± 0.00006037 4.473 4.314/4.681 4.495 ± 0.2557
17 1342 1342/1342 1342 ± 0.00006082 4.63 4.489/4.872 4.697 ± 0.3139
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
Start time
2024-11-03 00:20:11.020
End
2024-11-03 01:25:07.134
Duration
1:04:56.114
Note, WebLog generation is not included in the time.

CASA logs for stage 8