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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.306 4.986/5.877 5.474 ± 0.6632
ea02 1342 1342/1342 1342 ± 0.00002662 5.4 5.082/6.58 5.807 ± 0.8641
ea04 1342 1342/1342 1342 ± 0.000032 5.407 4.83/5.88 5.388 ± 0.7061
ea05 1342 1342/1342 1342 ± 0.000009674 5.975 5.028/6.591 5.839 ± 0.8182
ea06 1342 1342/1342 1342 ± 0.00002897 4.757 4.301/5.206 4.769 ± 0.5129
ea07 1342 1342/1342 1342 ± 0.00004388 5.685 5.125/6.3 5.771 ± 0.8176
ea08 1342 1342/1342 1342 ± 0.00004344 5.494 5.308/6.654 5.96 ± 0.8995
ea09 1342 1342/1342 1342 ± 0 5.658 5.063/6.498 5.734 ± 0.797
ea10 1342 1342/1342 1342 ± 0.00004544 6.064 4.915/6.604 5.728 ± 0.9367
ea11 1342 1342/1342 1342 ± 0.00004638 5.215 4.901/6.406 5.646 ± 0.8961
ea12 1342 1342/1342 1342 ± 0.0000327 5.773 5.009/6.147 5.698 ± 0.8248
ea13 1342 1342/1342 1342 ± 0 5.842 5.323/6.367 5.949 ± 0.759
ea14 1342 1342/1342 1342 ± 0.00003215 5.372 5.111/6.306 5.675 ± 0.7865
ea15 1342 1342/1342 1342 ± 0.00001823 5.135 4.883/6.157 5.489 ± 0.8071
ea16 1342 1342/1342 1342 ± 0.00001244 5.696 5.32/6.839 6.031 ± 0.9534
ea17 1342 1342/1342 1342 ± 0.00004722 5.513 5.298/6.412 5.863 ± 0.8788
ea18 1342 1342/1342 1342 ± 0.00004502 5.006 4.55/5.494 5.043 ± 0.6033
ea19 1342 1342/1342 1342 ± 0.00001786 6.121 5.407/6.67 6.094 ± 0.8468
ea20 1342 1342/1342 1342 ± 0.00004126 5.786 5.243/6.69 5.971 ± 0.8884
ea21 1342 1342/1342 1342 ± 0.00002059 5.509 5.183/6.382 5.749 ± 0.7905
ea22 1342 1342/1342 1342 ± 0.000002548 5.077 4.797/6.247 5.522 ± 0.7715
ea23 1342 1342/1342 1342 ± 0.00003832 5.455 5.306/6.369 5.854 ± 0.8872
ea25 1342 1342/1342 1342 ± 0.00004557 5.285 5.063/6.093 5.54 ± 0.7677
ea26 1342 1342/1342 1342 ± 0 5.801 5.503/6.952 6.128 ± 0.8636
ea27 1342 1342/1342 1342 ± 0.00004496 5.38 5.1/6.395 5.625 ± 0.7669
ea28 1342 1342/1342 1342 ± 0.00004414 5.669 5.144/6.348 5.755 ± 0.8227
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 ± 0.00002353 5.426 5.12/5.735 5.428 ± 0.3522
5 1342 1342/1342 1342 ± 0.00003658 5.596 5.232/5.786 5.547 ± 0.4279
6 1342 1342/1342 1342 ± 0.00002353 5.058 4.882/5.233 5.024 ± 0.285
7 1342 1342/1342 1342 ± 0.00002353 5.094 4.917/5.317 5.108 ± 0.2713
8 1342 1342/1342 1342 ± 0.00002353 5.136 4.93/5.256 5.089 ± 0.292
9 1342 1342/1342 1342 ± 0.00002408 5.23 4.986/5.391 5.162 ± 0.3135
10 1342 1342/1342 1342 ± 0.00002349 6.011 5.824/6.189 5.943 ± 0.3253
11 1342 1342/1342 1342 ± 0.00002349 6.299 6.14/6.407 6.236 ± 0.3423
12 1342 1342/1342 1342 ± 0.00002349 6.498 6.293/6.641 6.439 ± 0.3717
13 1342 1342/1342 1342 ± 0.00002349 6.948 6.815/7.16 6.906 ± 0.4118
14 1342 1342/1342 1342 ± 0.00002349 7.161 6.947/7.362 7.097 ± 0.4569
15 1342 1342/1342 1342 ± 0.00003629 6.185 5.866/6.656 6.233 ± 0.5919
16 1342 1342/1342 1342 ± 0.00006021 4.512 4.381/4.643 4.513 ± 0.2087
17 1342 1342/1342 1342 ± 0.00006103 4.884 4.708/5.046 4.877 ± 0.274
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
datacolumn
residual_data
Start time
2024-11-02 17:32:06.438
End
2024-11-02 18:29:35.179
Duration
0:57:28.741
Note, WebLog generation is not included in the time.

CASA logs for stage 8