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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 6.186 5.624/6.599 6.153 ± 0.6074
ea02 1342 1342/1342 1342 ± 0 6.328 5.678/6.57 6.262 ± 0.6172
ea03 1342 1342/1342 1342 ± 0 6.146 5.408/6.771 6.182 ± 0.7425
ea04 1342 1342/1342 1342 ± 0 5.57 5.009/5.998 5.592 ± 0.5659
ea05 1342 1342/1342 1342 ± 0.0000201 5.766 5.319/6.662 5.963 ± 0.6497
ea06 1342 1342/1342 1342 ± 0 5.996 5.053/6.128 5.747 ± 0.6389
ea07 1342 1342/1342 1342 ± 0 6.048 5.26/6.328 5.903 ± 0.6567
ea08 1342 1342/1342 1342 ± 0 6.514 5.645/6.854 6.401 ± 0.66
ea09 1342 1342/1342 1342 ± 0.00001645 5.726 5.231/6.485 5.844 ± 0.6347
ea10 1342 1342/1342 1342 ± 0 5.567 5.09/6.041 5.575 ± 0.5394
ea11 1342 1342/1342 1342 ± 0.00002302 5.479 5.218/6.29 5.698 ± 0.655
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.561 5.417/6.102 5.763 ± 0.459
ea14 1342 1342/1342 1342 ± 0 5.924 5.52/6.426 6.051 ± 0.5421
ea15 1342 1342/1342 1342 ± 0.00002043 6.053 5.61/6.628 6.181 ± 0.6786
ea16 1342 1342/1342 1342 ± 0 6.229 5.696/6.784 6.324 ± 0.7153
ea17 1342 1342/1342 1342 ± 0 6.202 5.691/6.895 6.275 ± 0.6339
ea18 1342 1342/1342 1342 ± 0 6.307 5.761/6.847 6.256 ± 0.594
ea19 1342 1342/1342 1342 ± 0 6.089 5.435/6.603 6.04 ± 0.593
ea20 1342 1342/1342 1342 ± 0.000003567 5.781 5.534/6.605 5.994 ± 0.6075
ea21 1342 1342/1342 1342 ± 0 5.544 5.173/6.019 5.632 ± 0.5181
ea22 1342 1342/1342 1342 ± 0 6.309 5.64/6.765 6.216 ± 0.6343
ea23 1342 1342/1342 1342 ± 0 6.265 5.502/6.447 6.167 ± 0.6621
ea24 1342 1342/1342 1342 ± 0 5.912 5.359/6.584 5.897 ± 0.621
ea25 1342 1342/1342 1342 ± 0 6.434 5.659/6.944 6.458 ± 0.787
ea27 1342 1342/1342 1342 ± 0 6.071 5.363/6.584 5.976 ± 0.6618
ea28 1342 1342/1342 1342 ± 0 6.073 5.694/6.888 6.263 ± 0.6137
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 ± 0.00002348 5.46 5.342/5.653 5.477 ± 0.2471
4 1342 1342/1342 1342 ± 0.00002453 5.285 5.125/5.557 5.331 ± 0.3189
5 1342 1342/1342 1342 ± 0.00002348 5.414 5.167/5.628 5.406 ± 0.2927
6 1342 1342/1342 1342 ± 0.00002348 5.419 5.206/5.585 5.409 ± 0.2774
7 1342 1342/1342 1342 ± 0.00002348 5.465 5.315/5.639 5.448 ± 0.2314
8 1342 1342/1342 1342 ± 0.00002348 5.449 5.204/5.575 5.39 ± 0.2608
9 1342 1342/1342 1342 ± 0.00002348 5.727 5.559/5.927 5.71 ± 0.2668
10 1342 1342/1342 1342 ± 0.00002348 6.185 6.071/6.266 6.15 ± 0.2289
11 1342 1342/1342 1342 ± 0.00002348 6.436 6.233/6.551 6.378 ± 0.2479
12 1342 1342/1342 1342 ± 0.00002348 6.596 6.259/6.77 6.518 ± 0.2905
13 1342 1342/1342 1342 ± 0.00002348 6.973 6.784/7.239 6.952 ± 0.3266
14 1342 1342/1342 1342 ± 0.00002348 7.125 6.893/7.367 7.145 ± 0.3382
15 1342 1342/1342 1342 ± 0.00002348 6.83 6.602/7.151 6.829 ± 0.3607
16 1342 1342/1342 1342 ± 0.00003203 6.157 5.804/6.431 6.143 ± 0.4011
17 1342 1342/1342 1342 ± 0.00003051 6.145 5.887/6.344 6.111 ± 0.3587
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
overwrite_modelcol
False
Start time
2025-07-25 07:33:23.065
End
2025-07-25 08:52:45.421
Duration
1:19:22.356
Note, WebLog generation is not included in the time.

CASA logs for stage 8