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

Statwt Summary Plot

VLASS2.2.sb41027522.eb41031268.59557.25108456019_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 6.168 5.815/6.874 6.313 ± 0.7818
ea03 1342 1342/1342 1342 ± 0.000001553 5.562 5.071/6.503 5.715 ± 0.8829
ea04 1342 1342/1342 1342 ± 0 5.751 5.273/6.483 5.855 ± 0.8282
ea05 1342 1342/1342 1342 ± 0 6.177 5.619/7.07 6.33 ± 0.8101
ea06 1342 1342/1342 1342 ± 0 6.127 5.546/6.601 6.099 ± 0.7696
ea07 1342 1342/1342 1342 ± 0 6.073 5.427/6.496 6.021 ± 0.8032
ea08 1342 1342/1342 1342 ± 0 6.024 5.474/6.837 6.141 ± 0.8088
ea09 1342 1342/1342 1342 ± 0 6.041 5.52/6.817 6.144 ± 0.8751
ea10 1342 1342/1342 1342 ± 0 6.312 5.615/7.107 6.256 ± 0.924
ea11 1342 1342/1342 1342 ± 0 6.38 5.379/6.804 6.206 ± 0.8388
ea12 1342 1342/1342 1342 ± 0 6.518 5.691/6.933 6.419 ± 0.8316
ea13 1342 1342/1342 1342 ± 0 5.73 5.64/6.343 5.986 ± 0.5137
ea14 1342 1342/1342 1342 ± 0 6.33 5.668/6.963 6.322 ± 0.9131
ea15 1342 1342/1342 1342 ± 0 5.853 5.373/6.442 5.902 ± 0.7831
ea16 1342 1342/1342 1342 ± 0 6.487 5.881/7.022 6.436 ± 0.8711
ea17 1342 1342/1342 1342 ± 0 6.812 6.236/7.795 6.94 ± 0.8513
ea18 1342 1342/1342 1342 ± 0 5.172 4.732/5.549 5.205 ± 0.5027
ea19 1342 1342/1342 1342 ± 0 6.396 5.867/7.09 6.454 ± 0.886
ea20 1342 1342/1342 1342 ± 0 5.969 5.546/6.675 6.063 ± 0.8204
ea21 1342 1342/1342 1342 ± 0 5.408 5.123/6.011 5.588 ± 0.5397
ea22 1342 1342/1342 1342 ± 0.000007098 6.373 5.409/6.762 6.142 ± 0.7707
ea23 1342 1342/1342 1342 ± 0 6.318 5.719/6.894 6.384 ± 0.7726
ea24 1342 1342/1342 1342 ± 0 5.915 5.304/6.597 5.945 ± 0.6469
ea25 1342 1342/1342 1342 ± 0 6.75 5.657/7.19 6.546 ± 0.9048
ea26 1342 1342/1342 1342 ± 0 6.579 6.096/7.455 6.655 ± 0.8829
ea27 1342 1342/1342 1342 ± 0 6.15 5.623/7.038 6.23 ± 0.8052
ea28 1342 1342/1342 1342 ± 0 6.194 5.837/7.061 6.45 ± 0.7894
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 ± 0.00002309 5.561 5.322/5.8 5.549 ± 0.3304
3 1342 1342/1342 1342 ± 0.00002443 5.25 4.968/5.371 5.217 ± 0.3215
4 1342 1342/1342 1342 ± 0.00003162 4.286 4.194/4.413 4.345 ± 0.2851
5 1342 1342/1342 1342 ± 0.00002309 5.653 5.311/5.752 5.562 ± 0.3363
6 1342 1342/1342 1342 ± 0.00002309 5.552 5.415/5.795 5.544 ± 0.3101
7 1342 1342/1342 1342 ± 0.00002309 5.638 5.399/5.762 5.598 ± 0.3111
8 1342 1342/1342 1342 ± 0.00002309 5.547 5.304/5.784 5.536 ± 0.3508
9 1342 1342/1342 1342 ± 0.00002309 5.877 5.636/6.132 5.852 ± 0.3498
10 1342 1342/1342 1342 ± 0.00002309 6.521 6.245/6.644 6.417 ± 0.3533
11 1342 1342/1342 1342 ± 0.00002309 6.747 6.481/6.901 6.667 ± 0.3751
12 1342 1342/1342 1342 ± 0.00002309 6.868 6.576/7.04 6.793 ± 0.4409
13 1342 1342/1342 1342 ± 0.00002309 7.371 7.099/7.689 7.321 ± 0.4766
14 1342 1342/1342 1342 ± 0.00002309 7.593 7.196/7.844 7.514 ± 0.4857
15 1342 1342/1342 1342 ± 0.00002309 7.152 6.797/7.428 7.122 ± 0.4424
16 1342 1342/1342 1342 ± 0.00002309 6.416 6.196/6.779 6.443 ± 0.4423
17 1342 1342/1342 1342 ± 0.00002309 6.451 6.168/6.601 6.38 ± 0.476
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.2.sb41027522.eb41031268.59557.25108456019_split_split.ms
Start time
2025-06-11 09:53:45.806
End
2025-06-11 11:06:37.226
Duration
1:12:51.421
Note, WebLog generation is not included in the time.

CASA logs for stage 8