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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.414 5.201/6.483 5.716 ± 0.8382
ea02 1342 1342/1342 1342 ± 0.00002191 5.519 5.096/6.27 5.611 ± 0.9218
ea03 1342 1342/1342 1342 ± 0 5.312 5.072/6.528 5.683 ± 0.837
ea04 1342 1342/1342 1342 ± 0.00004189 5.034 4.826/6.022 5.327 ± 0.7054
ea05 1342 1342/1342 1342 ± 0.00004215 5.176 4.949/6.435 5.506 ± 0.8436
ea06 1342 1342/1342 1342 ± 0.000001156 4.924 4.681/5.758 5.207 ± 0.7419
ea07 1342 1342/1342 1342 ± 0.00002103 5.052 4.93/6.275 5.569 ± 0.9222
ea08 1342 1342/1342 1342 ± 0 5.449 5.21/6.633 5.844 ± 0.8928
ea09 1342 1342/1342 1342 ± 0.00004189 4.895 4.694/6.059 5.196 ± 0.7355
ea10 1342 1342/1342 1342 ± 0.00004204 4.839 4.534/5.915 5.114 ± 0.7713
ea11 1342 1342/1342 1342 ± 0.00004407 5.067 4.537/6.158 5.263 ± 0.8992
ea12 1342 1342/1342 1342 ± 0.00004054 5.009 4.821/5.988 5.324 ± 0.6664
ea14 1342 1342/1342 1342 ± 0.00004189 5.396 5.196/6.332 5.658 ± 0.7146
ea15 1342 1342/1342 1342 ± 0.0000425 5.16 5.112/6.337 5.607 ± 0.8688
ea16 1342 1342/1342 1342 ± 0.000001169 5.556 5.141/6.487 5.737 ± 0.8761
ea17 1342 1342/1342 1342 ± 0.00003356 5.401 5.074/6.749 5.733 ± 0.825
ea18 1342 1342/1342 1342 ± 0 5.481 5.279/6.774 5.917 ± 0.8109
ea19 1342 1342/1342 1342 ± 0.00003096 5.173 5.046/6.338 5.564 ± 0.7497
ea21 1342 1342/1342 1342 ± 0 4.861 4.743/5.72 5.123 ± 0.6989
ea22 1342 1342/1342 1342 ± 0 5.448 4.95/6.452 5.636 ± 0.7965
ea23 1342 1342/1342 1342 ± 0.00004194 5.361 4.97/6.23 5.62 ± 0.782
ea24 1342 1342/1342 1342 ± 0.00001476 5.242 5.062/6.443 5.605 ± 0.7762
ea25 1342 1342/1342 1342 ± 0 5.677 5.276/6.704 5.952 ± 0.9222
ea27 1342 1342/1342 1342 ± 0.000001169 5.05 4.871/6.309 5.486 ± 0.7794
ea28 1342 1342/1342 1342 ± 0.00002494 5.495 5.363/6.863 5.875 ± 0.8926
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 ± 0.00002392 4.972 4.855/5.097 4.934 ± 0.2993
4 1342 1342/1342 1342 ± 0.00003284 3.878 3.613/4.084 3.884 ± 0.2998
5 1342 1342/1342 1342 ± 0.00002392 5.052 4.792/5.332 5.055 ± 0.2979
6 1342 1342/1342 1342 ± 0.00002392 5.067 4.849/5.329 5.057 ± 0.2627
7 1342 1342/1342 1342 ± 0.00002392 5.127 4.957/5.244 5.102 ± 0.2262
8 1342 1342/1342 1342 ± 0.00002392 5.067 4.921/5.229 5.052 ± 0.2527
9 1342 1342/1342 1342 ± 0.00002392 5.433 5.249/5.608 5.39 ± 0.2663
10 1342 1342/1342 1342 ± 0.00002392 5.967 5.8/6.073 5.927 ± 0.2579
11 1342 1342/1342 1342 ± 0.00002392 6.224 6.095/6.302 6.176 ± 0.2617
12 1342 1342/1342 1342 ± 0.00002392 6.334 6.145/6.494 6.334 ± 0.3027
13 1342 1342/1342 1342 ± 0.00002392 6.774 6.561/6.962 6.751 ± 0.3104
14 1342 1342/1342 1342 ± 0.00002404 6.786 6.462/7.029 6.769 ± 0.3756
15 1342 1342/1342 1342 ± 0.00002392 6.697 6.253/6.927 6.607 ± 0.3682
16 1342 1342/1342 1342 ± 0.00006103 4.902 4.779/5.104 4.945 ± 0.24
17 1342 1342/1342 1342 ± 0.00006072 4.819 4.659/5.069 4.886 ± 0.2959
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
overwrite_modelcol
False
Start time
2025-07-22 16:27:19.010
End
2025-07-22 17:25:41.358
Duration
0:58:22.349
Note, WebLog generation is not included in the time.

CASA logs for stage 8