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

Statwt Summary Plot

VLASS2.2.sb40493634.eb40941789.59520.06707907407_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 5.893 5.67/6.605 6.147 ± 0.6148
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.817 5.266/6.637 5.968 ± 0.6683
ea06 1342 1342/1342 1342 ± 0 6.104 5.477/6.437 6.041 ± 0.5855
ea07 1342 1342/1342 1342 ± 0 6.15 5.452/6.426 6.075 ± 0.6304
ea08 1342 1342/1342 1342 ± 0.00003105 5.943 5.67/6.701 6.205 ± 0.65
ea09 1342 1342/1342 1342 ± 0.00002218 5.861 5.379/6.675 5.999 ± 0.6889
ea10 1342 1342/1342 1342 ± 0.000008793 6.104 5.458/6.825 6.171 ± 0.6504
ea11 1342 1342/1342 1342 ± 0 6.012 5.414/6.638 6.104 ± 0.6822
ea12 1342 1342/1342 1342 ± 0 6.191 5.568/6.676 6.203 ± 0.6672
ea13 1342 1342/1342 1342 ± 0.00002718 5.861 5.755/6.407 6.112 ± 0.5052
ea14 1342 1342/1342 1342 ± 0 6.384 5.77/6.916 6.428 ± 0.7249
ea15 1342 1342/1342 1342 ± 0 5.699 5.076/6.079 5.627 ± 0.6393
ea16 1342 1342/1342 1342 ± 0 6.425 5.698/6.873 6.421 ± 0.7711
ea17 1342 1342/1342 1342 ± 0 6.569 5.909/7.329 6.618 ± 0.7251
ea18 1342 1342/1342 1342 ± 0 5.058 4.668/5.493 5.092 ± 0.523
ea19 1342 1342/1342 1342 ± 0 6.518 5.798/7.082 6.511 ± 0.7095
ea20 1342 1342/1342 1342 ± 0.00001029 6.014 5.72/6.919 6.24 ± 0.6522
ea21 1342 1342/1342 1342 ± 0 6.197 5.562/6.598 6.164 ± 0.6348
ea22 1342 1342/1342 1342 ± 0 6.273 5.449/6.676 6.106 ± 0.6807
ea23 1342 1342/1342 1342 ± 0 6.085 5.669/6.764 6.286 ± 0.7013
ea24 1342 1342/1342 1342 ± 0 5.619 4.999/6.247 5.608 ± 0.6212
ea26 1342 1342/1342 1342 ± 0.000009865 6.14 5.662/6.999 6.304 ± 0.7039
ea27 1342 1342/1342 1342 ± 0.00001476 6.078 5.57/6.989 6.217 ± 0.7361
ea28 1342 1342/1342 1342 ± 0.00002052 6.047 5.765/6.946 6.388 ± 0.7379
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 ± 0.00002439 5.535 5.445/5.714 5.522 ± 0.2985
4 1342 1342/1342 1342 ± 0.00002886 5.336 5.069/5.457 5.229 ± 0.3567
5 1342 1342/1342 1342 ± 0.00002439 5.572 5.299/5.696 5.484 ± 0.3308
6 1342 1342/1342 1342 ± 0.00002439 5.488 5.301/5.666 5.457 ± 0.277
7 1342 1342/1342 1342 ± 0.00002439 5.561 5.422/5.722 5.529 ± 0.2826
8 1342 1342/1342 1342 ± 0.00002439 5.475 5.257/5.752 5.472 ± 0.3199
9 1342 1342/1342 1342 ± 0.00002439 5.859 5.62/5.994 5.777 ± 0.3211
10 1342 1342/1342 1342 ± 0.00002439 6.327 6.206/6.416 6.235 ± 0.3314
11 1342 1342/1342 1342 ± 0.00002439 6.526 6.293/6.7 6.478 ± 0.3404
12 1342 1342/1342 1342 ± 0.00002439 6.676 6.387/6.906 6.634 ± 0.377
13 1342 1342/1342 1342 ± 0.00002439 7.098 6.924/7.4 7.1 ± 0.4084
14 1342 1342/1342 1342 ± 0.00002439 7.344 7.179/7.593 7.31 ± 0.3983
15 1342 1342/1342 1342 ± 0.00002439 6.981 6.768/7.337 6.957 ± 0.404
16 1342 1342/1342 1342 ± 0.00002439 6.276 6.024/6.424 6.241 ± 0.3948
17 1342 1342/1342 1342 ± 0.00004626 6.092 5.863/6.379 6.155 ± 0.4111
vis
VLASS2.2.sb40493634.eb40941789.59520.06707907407_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2025-04-18 23:26:47.888
End
2025-04-19 00:34:12.497
Duration
1:07:24.609
Note, WebLog generation is not included in the time.

CASA logs for stage 8