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

Statwt Summary Plot

VLASS2.1.sb38524914.eb38555684.59065.379924340275_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 5.886 5.576/6.295 5.972 ± 0.4509
ea02 1342 1342/1342 1342 ± 0 6.235 5.828/6.777 6.307 ± 0.5576
ea04 1342 1342/1342 1342 ± 0.00002955 5.473 5.126/6.129 5.672 ± 0.5922
ea05 1342 1342/1342 1342 ± 0 5.825 5.537/6.358 5.957 ± 0.5424
ea06 1342 1342/1342 1342 ± 0 3.363 2.832/3.586 3.213 ± 0.4124
ea07 1342 1342/1342 1342 ± 0 5.63 5.462/5.838 5.696 ± 0.2617
ea08 1342 1342/1342 1342 ± 0 6.251 5.913/7.037 6.495 ± 0.593
ea09 1342 1342/1342 1342 ± 0 5.81 5.269/6.253 5.761 ± 0.496
ea10 1342 1342/1342 1342 ± 0 5.617 5.474/6.608 5.945 ± 0.6138
ea11 1342 1342/1342 1342 ± 0 6.202 5.719/6.709 6.29 ± 0.5433
ea12 1342 1342/1342 1342 ± 0 5.891 5.468/6.355 6.004 ± 0.5849
ea13 1342 1342/1342 1342 ± 0 6.194 5.866/6.499 6.24 ± 0.4458
ea14 1342 1342/1342 1342 ± 0.000007702 5.727 5.363/6.397 5.875 ± 0.6054
ea15 1342 1342/1342 1342 ± 0 5.893 5.421/6.52 6.033 ± 0.7075
ea16 1342 1342/1342 1342 ± 0 4.923 4.707/5.199 4.99 ± 0.3456
ea17 1342 1342/1342 1342 ± 0 6.204 6.002/6.728 6.442 ± 0.5952
ea18 1342 1342/1342 1342 ± 0 5.425 5.043/5.857 5.464 ± 0.4633
ea19 1342 1342/1342 1342 ± 0 6.763 6.335/7.041 6.726 ± 0.4673
ea20 1342 1342/1342 1342 ± 0 6.308 5.992/6.909 6.433 ± 0.6094
ea21 1342 1342/1342 1342 ± 0 5.782 5.54/6.514 5.969 ± 0.619
ea22 1342 1342/1342 1342 ± 0 6.142 5.388/6.518 5.997 ± 0.5886
ea23 1342 1342/1342 1342 ± 0.000002403 5.66 5.547/6.553 6.041 ± 0.6404
ea25 1342 1342/1342 1342 ± 0 5.616 5.515/5.721 5.579 ± 0.2565
ea26 1342 1342/1342 1342 ± 0 6.42 5.838/6.942 6.387 ± 0.583
ea27 1342 1342/1342 1342 ± 0.00003149 5.793 5.531/6.53 5.976 ± 0.5968
ea28 1342 1342/1342 1342 ± 0.000003678 6.674 6.229/6.909 6.629 ± 0.4958
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 ± 0.00002492 5.67 5.374/5.879 5.602 ± 0.3825
3 1342 1342/1342 1342 ± 0.00003509 5.421 5.086/5.713 5.41 ± 0.3432
4 1342 1342/1342 1342 ± 0.00002516 5.438 5.203/5.664 5.425 ± 0.3223
5 1342 1342/1342 1342 ± 0.00002442 5.539 5.237/5.733 5.419 ± 0.6521
6 1342 1342/1342 1342 ± 0.00002442 5.548 5.248/5.634 5.371 ± 0.6261
7 1342 1342/1342 1342 ± 0.00002442 5.538 5.369/5.691 5.432 ± 0.6002
8 1342 1342/1342 1342 ± 0.00002464 5.463 5.285/5.703 5.444 ± 0.5214
9 1342 1342/1342 1342 ± 0.00002442 5.79 5.553/6.098 5.665 ± 0.6757
10 1342 1342/1342 1342 ± 0.00002442 6.262 6.033/6.454 6.086 ± 0.6249
11 1342 1342/1342 1342 ± 0.00002442 6.471 6.195/6.699 6.283 ± 0.745
12 1342 1342/1342 1342 ± 0.00002442 6.545 6.338/6.771 6.406 ± 0.7561
13 1342 1342/1342 1342 ± 0.00002442 6.996 6.752/7.232 6.791 ± 0.7893
14 1342 1342/1342 1342 ± 0.00002442 7.092 6.954/7.393 6.95 ± 0.7941
15 1342 1342/1342 1342 ± 0.00002492 6.656 6.497/6.918 6.62 ± 0.3737
16 1342 1342/1342 1342 ± 0.00003137 6.076 5.793/6.243 6.016 ± 0.4224
17 1342 1342/1342 1342 ± 0.00003101 6.066 5.71/6.269 5.994 ± 0.412
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38524914.eb38555684.59065.379924340275_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-31 03:25:26.704
End
2024-12-31 04:23:38.011
Duration
0:58:11.307
Note, WebLog generation is not included in the time.

CASA logs for stage 8