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

Statwt Summary Plot

VLASS3.2.sb45520569.eb45733624.60429.987892812496_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 5.99 5.491/6.302 5.928 ± 0.6022
ea02 1342 1342/1342 1342 ± 0.00000654 6.306 5.701/6.431 6.256 ± 0.5861
ea03 1342 1342/1342 1342 ± 0.000002104 6.094 5.456/6.673 6.114 ± 0.71
ea04 1342 1342/1342 1342 ± 0.00001714 5.697 5.176/6.096 5.702 ± 0.5816
ea05 1342 1342/1342 1342 ± 0.00001371 5.738 5.359/6.472 5.925 ± 0.6527
ea06 1342 1342/1342 1342 ± 0 6.052 5.224/6.193 5.827 ± 0.6507
ea07 1342 1342/1342 1342 ± 0.000007953 6.027 5.213/6.238 5.878 ± 0.7196
ea08 1342 1342/1342 1342 ± 0.00000515 6.352 5.585/6.727 6.272 ± 0.6896
ea09 1342 1342/1342 1342 ± 0.000005999 5.701 5.216/6.387 5.811 ± 0.7082
ea10 1342 1342/1342 1342 ± 0.00001154 5.477 5.188/6.112 5.586 ± 0.609
ea11 1342 1342/1342 1342 ± 0.00002679 5.335 5.139/6.181 5.604 ± 0.6433
ea12 1342 1342/1342 1342 ± 0.00002071 5.539 5.455/6.323 5.787 ± 0.5747
ea13 1342 1342/1342 1342 ± 0 6.115 5.578/6.308 6.003 ± 0.676
ea14 1342 1342/1342 1342 ± 0.00001135 5.986 5.705/6.643 6.165 ± 0.6178
ea15 1342 1342/1342 1342 ± 0.00002018 5.124 4.666/5.399 5.072 ± 0.5068
ea16 1342 1342/1342 1342 ± 0 6.222 5.716/6.701 6.296 ± 0.6941
ea17 1342 1342/1342 1342 ± 0.000003243 6.209 5.765/6.994 6.277 ± 0.6793
ea18 1342 1342/1342 1342 ± 0.000002104 6.477 5.86/7.137 6.441 ± 0.6986
ea19 1342 1342/1342 1342 ± 0.000003436 5.921 5.494/6.655 6.037 ± 0.6324
ea20 1342 1342/1342 1342 ± 0 6.183 5.506/6.614 6.095 ± 0.6263
ea21 1342 1342/1342 1342 ± 0 5.529 5.171/5.942 5.606 ± 0.5048
ea22 1342 1342/1342 1342 ± 0.00000243 6.322 5.755/6.858 6.286 ± 0.6889
ea23 1342 1342/1342 1342 ± 0.000008817 5.926 5.532/6.362 6.04 ± 0.6202
ea24 1342 1342/1342 1342 ± 0 6.137 5.374/6.492 5.973 ± 0.594
ea25 1342 1342/1342 1342 ± 0 6.471 5.728/6.932 6.51 ± 0.7711
ea27 1342 1342/1342 1342 ± 0 5.898 5.364/6.461 5.924 ± 0.5779
ea28 1342 1342/1342 1342 ± 0.000001718 6.395 5.754/6.943 6.408 ± 0.6628
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 ± 0.00002311 5.517 5.27/5.645 5.499 ± 0.2702
3 1342 1342/1342 1342 ± 0.00004385 4.722 4.451/4.893 4.697 ± 0.373
5 1342 1342/1342 1342 ± 0.00002311 5.365 5.176/5.628 5.398 ± 0.3451
6 1342 1342/1342 1342 ± 0.00002311 5.39 5.187/5.654 5.392 ± 0.3101
7 1342 1342/1342 1342 ± 0.00002311 5.511 5.29/5.666 5.445 ± 0.2706
8 1342 1342/1342 1342 ± 0.00002311 5.438 5.153/5.597 5.376 ± 0.2915
9 1342 1342/1342 1342 ± 0.00002311 5.685 5.541/5.912 5.682 ± 0.3094
10 1342 1342/1342 1342 ± 0.00002311 6.148 6.013/6.329 6.114 ± 0.2929
11 1342 1342/1342 1342 ± 0.00002311 6.347 6.105/6.531 6.312 ± 0.3015
12 1342 1342/1342 1342 ± 0.00002311 6.462 6.246/6.684 6.47 ± 0.3566
13 1342 1342/1342 1342 ± 0.00002311 7.021 6.649/7.14 6.919 ± 0.3631
14 1342 1342/1342 1342 ± 0.00002311 7.173 6.863/7.436 7.104 ± 0.3933
15 1342 1342/1342 1342 ± 0.00002311 6.784 6.51/7.107 6.752 ± 0.4033
16 1342 1342/1342 1342 ± 0.00002906 6.135 5.775/6.447 6.104 ± 0.4373
17 1342 1342/1342 1342 ± 0.00002778 6.163 5.889/6.314 6.068 ± 0.4258
vis
VLASS3.2.sb45520569.eb45733624.60429.987892812496_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-07-18 06:58:09.704
End
2025-07-18 08:02:59.088
Duration
1:04:49.383
Note, WebLog generation is not included in the time.

CASA logs for stage 8