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

Statwt Summary Plot

VLASS3.2.sb45651824.eb45865366.60434.814344212966_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 6.075 5.141/6.536 5.936 ± 0.8191
ea02 1342 1342/1342 1342 ± 0 6.217 5.621/6.453 6.143 ± 0.6573
ea03 1342 1342/1342 1342 ± 0 6.216 5.2/6.616 6.012 ± 0.7509
ea04 1342 1342/1342 1342 ± 0.00001594 5.73 5.204/6.117 5.671 ± 0.5692
ea05 1342 1342/1342 1342 ± 0.000001608 5.902 5.361/6.586 5.967 ± 0.6289
ea06 1342 1342/1342 1342 ± 0 5.894 4.934/6.11 5.733 ± 0.6962
ea07 1342 1342/1342 1342 ± 0 6.078 5.04/6.246 5.864 ± 0.7401
ea08 1342 1342/1342 1342 ± 0 6.494 5.538/6.737 6.236 ± 0.7856
ea09 1342 1342/1342 1342 ± 0 5.626 5.066/6.311 5.733 ± 0.696
ea10 1342 1342/1342 1342 ± 0 5.486 4.94/5.983 5.457 ± 0.6506
ea11 1342 1342/1342 1342 ± 0.00001132 5.358 4.922/6.104 5.504 ± 0.6931
ea12 1342 1342/1342 1342 ± 0.00001781 5.556 5.095/6.145 5.658 ± 0.6163
ea13 1342 1342/1342 1342 ± 0 6.216 5.477/6.343 6.019 ± 0.5591
ea14 1342 1342/1342 1342 ± 0.000001969 6.005 5.495/6.526 6.022 ± 0.6105
ea15 1342 1342/1342 1342 ± 0.000004121 6.438 5.652/6.757 6.327 ± 0.7237
ea16 1342 1342/1342 1342 ± 0 6.307 5.58/6.616 6.165 ± 0.7758
ea17 1342 1342/1342 1342 ± 0 6.119 5.477/6.971 6.172 ± 0.7458
ea18 1342 1342/1342 1342 ± 0 6.261 5.682/7.112 6.412 ± 0.7441
ea19 1342 1342/1342 1342 ± 0 5.986 4.788/6.553 5.754 ± 0.8776
ea20 1342 1342/1342 1342 ± 0 6.394 6.221/6.732 6.514 ± 0.3928
ea21 1342 1342/1342 1342 ± 0 5.574 4.974/5.863 5.504 ± 0.5314
ea22 1342 1342/1342 1342 ± 0 6.391 5.443/6.556 6.091 ± 0.7639
ea23 1342 1342/1342 1342 ± 0 5.95 5.236/6.235 5.899 ± 0.7353
ea24 1342 1342/1342 1342 ± 0 6.092 5.03/6.451 5.765 ± 0.7752
ea25 1342 1342/1342 1342 ± 0 6.528 5.307/6.984 6.304 ± 0.8978
ea27 1342 1342/1342 1342 ± 0 5.94 5.119/6.408 5.805 ± 0.7212
ea28 1342 1342/1342 1342 ± 0 6.39 5.501/6.882 6.275 ± 0.7456
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 4.989 4.818/5.262 5.025 ± 0.3096
4 1342 1342/1342 1342 ± 0.0000311 4.833 4.673/5.176 4.895 ± 0.3967
5 1342 1342/1342 1342 ± 0.00002349 5.182 4.949/5.514 5.218 ± 0.3102
6 1342 1342/1342 1342 ± 0.00002348 5.195 5.012/5.538 5.229 ± 0.2932
7 1342 1342/1342 1342 ± 0.00002348 5.242 5/5.416 5.215 ± 0.2458
8 1342 1342/1342 1342 ± 0.00002348 5.131 4.968/5.412 5.155 ± 0.2872
9 1342 1342/1342 1342 ± 0.00002348 5.449 5.244/5.686 5.456 ± 0.2698
10 1342 1342/1342 1342 ± 0.00002348 6.102 6.018/6.249 6.104 ± 0.2495
11 1342 1342/1342 1342 ± 0.00002306 6.317 6.108/6.466 6.298 ± 0.2636
12 1342 1342/1342 1342 ± 0.00002306 6.456 6.214/6.61 6.446 ± 0.3027
13 1342 1342/1342 1342 ± 0.00002306 6.931 6.569/7.103 6.869 ± 0.3276
14 1342 1342/1342 1342 ± 0.00002306 7.113 6.804/7.342 7.096 ± 0.3333
15 1342 1342/1342 1342 ± 0.00002306 6.736 6.611/7.148 6.802 ± 0.3608
16 1342 1342/1342 1342 ± 0.00002693 6.226 5.925/6.519 6.182 ± 0.4049
17 1342 1342/1342 1342 ± 0.00002461 6.212 5.973/6.45 6.172 ± 0.4001
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS3.2.sb45651824.eb45865366.60434.814344212966_split_split.ms
Start time
2025-07-24 13:29:38.500
End
2025-07-24 14:48:26.171
Duration
1:18:47.671
Note, WebLog generation is not included in the time.

CASA logs for stage 8