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

Statwt Summary Plot

VLASS3.2.sb45620914.eb45877486.60435.49343803241_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 6.176 5.633/6.66 6.184 ± 0.6927
ea02 1342 1342/1342 1342 ± 0.00003027 6.259 5.579/6.412 6.13 ± 0.6123
ea03 1342 1342/1342 1342 ± 0 6.083 5.45/6.673 6.088 ± 0.7344
ea04 1342 1342/1342 1342 ± 0 5.583 5.218/6.001 5.632 ± 0.5876
ea05 1342 1342/1342 1342 ± 0 6.016 5.325/6.584 5.927 ± 0.6649
ea06 1342 1342/1342 1342 ± 0 5.972 5.1/6.057 5.739 ± 0.6306
ea07 1342 1342/1342 1342 ± 0 6.026 5.172/6.2 5.855 ± 0.6858
ea08 1342 1342/1342 1342 ± 0 6.439 5.66/6.812 6.345 ± 0.678
ea09 1342 1342/1342 1342 ± 0 5.65 5.149/6.375 5.806 ± 0.6518
ea10 1342 1342/1342 1342 ± 0 5.429 5.14/6.075 5.543 ± 0.5889
ea11 1342 1342/1342 1342 ± 0 5.511 5.083/6.154 5.596 ± 0.6457
ea13 1342 1342/1342 1342 ± 0 6.345 5.641/6.441 6.127 ± 0.587
ea14 1342 1342/1342 1342 ± 0 6.042 5.63/6.493 6.126 ± 0.5298
ea15 1342 1342/1342 1342 ± 0.000001256 6.233 5.65/6.78 6.297 ± 0.711
ea16 1342 1342/1342 1342 ± 0 6.251 5.674/6.701 6.236 ± 0.6764
ea17 1342 1342/1342 1342 ± 0 6.212 5.821/7.063 6.307 ± 0.7094
ea18 1342 1342/1342 1342 ± 0 6.569 5.918/7.237 6.492 ± 0.7171
ea19 1342 1342/1342 1342 ± 0 6.014 5.399/6.589 5.98 ± 0.6965
ea20 1342 1342/1342 1342 ± 0 6.142 5.479/6.543 6.025 ± 0.6527
ea21 1342 1342/1342 1342 ± 0 5.45 5.15/5.945 5.611 ± 0.5133
ea22 1342 1342/1342 1342 ± 0 6.37 5.646/6.764 6.21 ± 0.6414
ea23 1342 1342/1342 1342 ± 0 6.006 5.492/6.327 6.037 ± 0.6662
ea24 1342 1342/1342 1342 ± 0 6.171 5.408/6.548 5.974 ± 0.6211
ea25 1342 1342/1342 1342 ± 0 6.583 5.733/6.998 6.53 ± 0.8009
ea27 1342 1342/1342 1342 ± 0 5.805 5.38/6.49 5.909 ± 0.6369
ea28 1342 1342/1342 1342 ± 0 6.302 5.732/6.93 6.365 ± 0.6534
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 5.584 5.375/5.728 5.561 ± 0.2477
3 1342 1342/1342 1342 ± 0.00003144 4.212 3.929/4.562 4.313 ± 0.571
4 1342 1342/1342 1342 ± 0.000025 5.243 5.032/5.472 5.262 ± 0.2777
5 1342 1342/1342 1342 ± 0.00002349 5.309 5.089/5.537 5.312 ± 0.2947
6 1342 1342/1342 1342 ± 0.00002383 5.375 5.15/5.641 5.388 ± 0.3064
7 1342 1342/1342 1342 ± 0.00002348 5.51 5.309/5.69 5.481 ± 0.2592
8 1342 1342/1342 1342 ± 0.00002348 5.42 5.199/5.633 5.417 ± 0.2817
9 1342 1342/1342 1342 ± 0.00002348 5.683 5.598/5.939 5.723 ± 0.281
10 1342 1342/1342 1342 ± 0.00002348 6.195 6.064/6.275 6.163 ± 0.2487
11 1342 1342/1342 1342 ± 0.00002365 6.412 6.166/6.552 6.369 ± 0.2724
12 1342 1342/1342 1342 ± 0.00002348 6.529 6.333/6.705 6.515 ± 0.3261
13 1342 1342/1342 1342 ± 0.00002348 6.954 6.742/7.205 6.952 ± 0.3222
14 1342 1342/1342 1342 ± 0.00002348 7.18 6.899/7.467 7.155 ± 0.3456
15 1342 1342/1342 1342 ± 0.00002348 6.874 6.63/7.239 6.889 ± 0.3768
16 1342 1342/1342 1342 ± 0.00002348 6.29 6.012/6.562 6.257 ± 0.3982
17 1342 1342/1342 1342 ± 0.00002348 6.289 6.044/6.447 6.233 ± 0.37
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45620914.eb45877486.60435.49343803241_split_split.ms
Start time
2025-07-29 04:51:21.611
End
2025-07-29 05:42:40.908
Duration
0:51:19.297
Note, WebLog generation is not included in the time.

CASA logs for stage 8