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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.297 5.749/6.901 6.241 ± 0.7583
ea02 1342 1342/1342 1342 ± 0.00002351 6.194 5.614/6.546 6.17 ± 0.7304
ea03 1342 1342/1342 1342 ± 0 6.002 5.534/6.703 6.141 ± 0.803
ea04 1342 1342/1342 1342 ± 0 5.653 5.14/6.101 5.644 ± 0.7047
ea05 1342 1342/1342 1342 ± 0 5.966 5.452/6.573 6.002 ± 0.7608
ea06 1342 1342/1342 1342 ± 0 5.862 5.259/6.259 5.803 ± 0.7656
ea07 1342 1342/1342 1342 ± 0 6.039 5.439/6.629 6.074 ± 0.7888
ea08 1342 1342/1342 1342 ± 0 6.555 5.899/6.965 6.515 ± 0.6988
ea09 1342 1342/1342 1342 ± 0 5.77 5.268/6.502 5.776 ± 0.9672
ea10 1342 1342/1342 1342 ± 0 5.811 5.364/6.288 5.779 ± 0.7529
ea11 1342 1342/1342 1342 ± 0 5.826 5.39/6.553 5.887 ± 0.775
ea12 1342 1342/1342 1342 ± 0 5.594 5.356/6.271 5.772 ± 0.716
ea13 1342 1342/1342 1342 ± 0 6.115 5.68/6.454 5.958 ± 1.043
ea14 1342 1342/1342 1342 ± 0 6.072 5.673/6.638 6.129 ± 0.7383
ea15 1342 1342/1342 1342 ± 0 6.747 6.675/7.328 6.938 ± 0.4196
ea17 1342 1342/1342 1342 ± 0 6.356 5.888/6.998 6.388 ± 0.8461
ea18 1342 1342/1342 1342 ± 0 6.403 5.929/7.009 6.5 ± 0.7023
ea19 1342 1342/1342 1342 ± 0 6.053 5.608/6.672 6.115 ± 0.7463
ea20 1342 1342/1342 1342 ± 0 6.518 6.022/7.101 6.595 ± 0.7145
ea21 1342 1342/1342 1342 ± 0 5.427 5.225/6.002 5.601 ± 0.5512
ea22 1342 1342/1342 1342 ± 0 6.237 5.738/6.749 6.262 ± 0.6988
ea23 1342 1342/1342 1342 ± 0.000001175 6.095 5.574/6.417 6.046 ± 0.774
ea24 1342 1342/1342 1342 ± 0 6.317 5.354/6.722 6.055 ± 0.6662
ea25 1342 1342/1342 1342 ± 0 6.506 5.833/7.18 6.551 ± 0.9443
ea27 1342 1342/1342 1342 ± 0 5.688 5.374/6.443 5.765 ± 0.7408
ea28 1342 1342/1342 1342 ± 0 6.331 5.847/7.146 6.509 ± 0.7268
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 ± 0.00002395 5.596 5.422/5.795 5.629 ± 0.2399
3 1342 1342/1342 1342 ± 0.0000245 4.435 4.043/4.604 4.394 ± 0.7278
4 1342 1342/1342 1342 ± 0.00002424 5.503 5.262/5.757 5.542 ± 0.3316
5 1342 1342/1342 1342 ± 0.00002395 5.548 5.267/5.82 5.552 ± 0.2894
6 1342 1342/1342 1342 ± 0.00002395 5.53 5.269/5.755 5.504 ± 0.2836
7 1342 1342/1342 1342 ± 0.00002395 5.577 5.425/5.788 5.603 ± 0.2506
8 1342 1342/1342 1342 ± 0.00002395 5.577 5.275/5.749 5.526 ± 0.2896
9 1342 1342/1342 1342 ± 0.00002395 5.821 5.661/6.039 5.838 ± 0.2899
10 1342 1342/1342 1342 ± 0.00002351 6.344 6.239/6.445 6.325 ± 0.2722
11 1342 1342/1342 1342 ± 0.00002351 6.537 6.299/6.688 6.539 ± 0.2796
12 1342 1342/1342 1342 ± 0.00002351 6.676 6.432/6.854 6.672 ± 0.3315
13 1342 1342/1342 1342 ± 0.00002351 7.13 6.872/7.428 7.146 ± 0.353
14 1342 1342/1342 1342 ± 0.00002351 7.396 7.055/7.623 7.337 ± 0.3544
15 1342 1342/1342 1342 ± 0.00002351 7.017 6.718/7.367 7.021 ± 0.3812
16 1342 1342/1342 1342 ± 0.00002353 6.453 6.11/6.901 6.437 ± 0.4347
17 1342 1342/1342 1342 ± 0.00002351 6.449 6.079/6.717 6.36 ± 0.4163
datacolumn
residual_data
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2025-07-29 06:45:22.471
End
2025-07-29 07:41:39.821
Duration
0:56:17.349
Note, WebLog generation is not included in the time.

CASA logs for stage 8