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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.582 5.299/5.983 5.666 ± 0.4348
ea02 1342 1342/1342 1342 ± 0 5.806 5.418/6.368 5.949 ± 0.5269
ea04 1342 1342/1342 1342 ± 0 5.541 5.225/6.056 5.677 ± 0.5112
ea05 1342 1342/1342 1342 ± 0 5.291 5.024/5.643 5.337 ± 0.3938
ea06 1342 1342/1342 1342 ± 0 4.881 4.789/5.252 4.99 ± 0.2767
ea07 1342 1342/1342 1342 ± 0 5.599 5.361/5.957 5.7 ± 0.43
ea08 1342 1342/1342 1342 ± 0 5.666 5.379/6.241 5.791 ± 0.4642
ea09 1342 1342/1342 1342 ± 0 5.399 5.07/5.852 5.461 ± 0.4416
ea10 1342 1342/1342 1342 ± 0.00000107 5.22 5.018/5.889 5.425 ± 0.4523
ea11 1342 1342/1342 1342 ± 0 6.004 5.382/6.602 6.018 ± 0.6791
ea12 1342 1342/1342 1342 ± 0 5.677 5.357/6.06 5.777 ± 0.4624
ea13 1342 1342/1342 1342 ± 0 5.882 5.632/6.159 5.951 ± 0.4341
ea14 1342 1342/1342 1342 ± 0 5.437 5.055/5.971 5.504 ± 0.5254
ea15 1342 1342/1342 1342 ± 0 5.852 5.336/6.26 5.876 ± 0.577
ea16 1342 1342/1342 1342 ± 0 5.596 5.342/5.991 5.713 ± 0.4696
ea17 1342 1342/1342 1342 ± 0.000003381 5.478 5.343/5.832 5.605 ± 0.3639
ea18 1342 1342/1342 1342 ± 0 4.765 4.547/5.033 4.814 ± 0.3169
ea19 1342 1342/1342 1342 ± 0 5.394 5.103/5.826 5.461 ± 0.3654
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.567 5.327/6.199 5.747 ± 0.503
ea22 1342 1342/1342 1342 ± 0 4.984 4.787/5.546 5.114 ± 0.4687
ea23 1342 1342/1342 1342 ± 0 6.067 5.634/6.763 6.21 ± 0.6546
ea25 1342 1342/1342 1342 ± 0 5.643 5.353/6.149 5.755 ± 0.5384
ea26 1342 1342/1342 1342 ± 0 5.68 5.426/6.264 5.855 ± 0.4824
ea27 1342 1342/1342 1342 ± 0.00003706 5.334 5.132/5.928 5.467 ± 0.434
ea28 1342 1342/1342 1342 ± 0 5.778 5.534/6.523 6.004 ± 0.5814
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 ± 0.00002418 5.359 5.211/5.484 5.343 ± 0.2511
3 1342 1342/1342 1342 ± 0.00002432 5.277 5.082/5.391 5.227 ± 0.2769
4 1342 1342/1342 1342 ± 0.00002685 5.124 4.899/5.317 5.087 ± 0.2787
5 1342 1342/1342 1342 ± 0.00002418 5.321 5.021/5.429 5.263 ± 0.3039
6 1342 1342/1342 1342 ± 0.00002418 5.192 5.049/5.368 5.187 ± 0.2644
7 1342 1342/1342 1342 ± 0.00002418 5.301 5.058/5.376 5.228 ± 0.2683
8 1342 1342/1342 1342 ± 0.00002418 5.286 5.005/5.408 5.187 ± 0.3124
9 1342 1342/1342 1342 ± 0.00002418 5.481 5.236/5.652 5.414 ± 0.3491
10 1342 1342/1342 1342 ± 0.00002418 5.813 5.574/6.069 5.777 ± 0.3494
11 1342 1342/1342 1342 ± 0.00002418 5.945 5.805/6.195 5.953 ± 0.3539
12 1342 1342/1342 1342 ± 0.00002418 6.087 5.966/6.22 6.005 ± 0.5046
13 1342 1342/1342 1342 ± 0.00002418 6.448 6.137/6.689 6.412 ± 0.4529
14 1342 1342/1342 1342 ± 0.00002418 6.618 6.197/6.812 6.497 ± 0.4756
15 1342 1342/1342 1342 ± 0.00002418 6.261 5.856/6.42 6.147 ± 0.4461
16 1342 1342/1342 1342 ± 0.00003325 5.666 5.363/5.876 5.589 ± 0.358
17 1342 1342/1342 1342 ± 0.00003081 5.555 5.323/5.816 5.549 ± 0.3775
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-03 11:13:13.148
End
2024-12-03 12:15:47.059
Duration
1:02:33.911
Note, WebLog generation is not included in the time.

CASA logs for stage 8