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

Statwt Summary Plot

VLASS2.1.sb38609625.eb38648759.59107.988554826385_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 5.405 5.028/5.816 5.517 ± 0.5647
ea02 1342 1342/1342 1342 ± 0.00000618 5.5 5.248/6.403 5.799 ± 0.6502
ea04 1342 1342/1342 1342 ± 0.00000157 5.307 4.982/5.966 5.498 ± 0.5825
ea05 1342 1342/1342 1342 ± 0 5.656 5.199/6.119 5.706 ± 0.6309
ea06 1342 1342/1342 1342 ± 0 4.781 4.572/5.18 4.879 ± 0.3647
ea07 1342 1342/1342 1342 ± 0 5.266 5.149/5.436 5.294 ± 0.1931
ea08 1342 1342/1342 1342 ± 0 5.824 5.413/6.634 6.042 ± 0.6968
ea09 1342 1342/1342 1342 ± 0 5.415 5.036/6.121 5.565 ± 0.6463
ea10 1342 1342/1342 1342 ± 0 5.809 5.162/6.443 5.783 ± 0.6997
ea11 1342 1342/1342 1342 ± 0 5.714 4.983/6.256 5.672 ± 0.7699
ea12 1342 1342/1342 1342 ± 0 5.551 5.126/6.304 5.774 ± 0.6912
ea13 1342 1342/1342 1342 ± 0 5.816 5.576/6.26 5.966 ± 0.5078
ea14 1342 1342/1342 1342 ± 0 5.682 5.158/6.317 5.767 ± 0.6912
ea15 1342 1342/1342 1342 ± 0 5.742 5.206/6.324 5.833 ± 0.6697
ea16 1342 1342/1342 1342 ± 0 5.938 5.414/6.556 6.046 ± 0.7404
ea17 1342 1342/1342 1342 ± 0 5.85 5.222/6.664 5.919 ± 0.6719
ea18 1342 1342/1342 1342 ± 0 4.856 4.527/5.352 4.964 ± 0.5483
ea19 1342 1342/1342 1342 ± 0 6.036 5.401/6.594 6.075 ± 0.6527
ea20 1342 1342/1342 1342 ± 0 5.891 5.452/6.54 6.017 ± 0.6716
ea21 1342 1342/1342 1342 ± 0 5.633 5.232/6.164 5.732 ± 0.5888
ea22 1342 1342/1342 1342 ± 0 5.273 4.944/6.087 5.483 ± 0.6629
ea23 1342 1342/1342 1342 ± 0 6.007 5.24/6.441 5.943 ± 0.6999
ea25 1342 1342/1342 1342 ± 0 5.071 5.005/5.201 5.084 ± 0.187
ea26 1342 1342/1342 1342 ± 0 5.75 5.402/6.505 5.954 ± 0.6923
ea27 1342 1342/1342 1342 ± 0 5.391 5.073/6.239 5.571 ± 0.6472
ea28 1342 1342/1342 1342 ± 0.000003513 5.574 5.288/6.341 5.785 ± 0.6984
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 ± 0.00002349 5.175 5.04/5.385 5.182 ± 0.2422
3 1342 1342/1342 1342 ± 0.00002349 5.039 4.758/5.26 5 ± 0.3169
4 1342 1342/1342 1342 ± 0.00002698 4.948 4.78/5.171 4.908 ± 0.3109
5 1342 1342/1342 1342 ± 0.00002349 5.166 4.918/5.276 5.128 ± 0.2995
6 1342 1342/1342 1342 ± 0.00002349 5.146 4.976/5.264 5.126 ± 0.2777
7 1342 1342/1342 1342 ± 0.00002349 5.213 5.064/5.38 5.198 ± 0.2467
8 1342 1342/1342 1342 ± 0.00002349 5.244 5.049/5.357 5.18 ± 0.2737
9 1342 1342/1342 1342 ± 0.00002349 5.541 5.317/5.697 5.472 ± 0.3134
10 1342 1342/1342 1342 ± 0.00002441 5.936 5.761/6.065 5.882 ± 0.3203
11 1342 1342/1342 1342 ± 0.00002441 6.213 6.046/6.285 6.118 ± 0.3374
12 1342 1342/1342 1342 ± 0.00002441 6.319 6.168/6.497 6.231 ± 0.4551
13 1342 1342/1342 1342 ± 0.00002441 6.76 6.654/6.988 6.714 ± 0.3912
14 1342 1342/1342 1342 ± 0.00002441 6.981 6.719/7.159 6.875 ± 0.4205
15 1342 1342/1342 1342 ± 0.00002441 6.637 6.439/6.784 6.536 ± 0.4071
16 1342 1342/1342 1342 ± 0.00002444 5.932 5.689/6.228 5.895 ± 0.3943
17 1342 1342/1342 1342 ± 0.00002453 5.862 5.619/6.212 5.865 ± 0.3919
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38609625.eb38648759.59107.988554826385_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2025-01-24 02:06:24.483
End
2025-01-24 02:32:33.570
Duration
0:26:09.087
Note, WebLog generation is not included in the time.

CASA logs for stage 8