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 6.207 5.197/6.618 6.011 ± 0.8848
ea02 1342 1342/1342 1342 ± 0 6.173 5.596/6.486 6.193 ± 0.67
ea03 1342 1342/1342 1342 ± 0 6.165 5.276/6.691 6.071 ± 0.7877
ea04 1342 1342/1342 1342 ± 0 5.485 4.96/5.787 5.448 ± 0.5286
ea05 1342 1342/1342 1342 ± 0 5.924 5.29/6.676 5.999 ± 0.6716
ea06 1342 1342/1342 1342 ± 0 5.937 5.021/6.147 5.77 ± 0.6953
ea07 1342 1342/1342 1342 ± 0 6.144 5.119/6.297 5.913 ± 0.7544
ea08 1342 1342/1342 1342 ± 0 6.52 5.585/6.862 6.308 ± 0.8069
ea09 1342 1342/1342 1342 ± 0 5.708 5.06/6.396 5.811 ± 0.713
ea10 1342 1342/1342 1342 ± 0.00002528 5.49 4.798/6.085 5.464 ± 0.6729
ea11 1342 1342/1342 1342 ± 0.000001999 5.336 4.786/6.189 5.502 ± 0.7448
ea12 1342 1342/1342 1342 ± 0.00001243 5.514 5.145/6.317 5.745 ± 0.65
ea13 1342 1342/1342 1342 ± 0 6.272 5.526/6.34 6.076 ± 0.5665
ea14 1342 1342/1342 1342 ± 0 6.107 5.528/6.572 6.106 ± 0.6316
ea15 1342 1342/1342 1342 ± 0 6.555 5.658/6.82 6.429 ± 0.7409
ea16 1342 1342/1342 1342 ± 0 6.293 5.555/6.741 6.217 ± 0.8085
ea17 1342 1342/1342 1342 ± 0.00001321 6.294 5.551/7.049 6.244 ± 0.7646
ea18 1342 1342/1342 1342 ± 0 6.37 5.691/7.224 6.383 ± 0.8133
ea19 1342 1342/1342 1342 ± 0.000003542 6.014 4.836/6.625 5.799 ± 0.8746
ea20 1342 1342/1342 1342 ± 0 6.613 6.34/7.02 6.649 ± 0.3271
ea21 1342 1342/1342 1342 ± 0 5.615 5.047/5.993 5.605 ± 0.5549
ea22 1342 1342/1342 1342 ± 0 6.32 5.275/6.753 6.073 ± 0.8087
ea23 1342 1342/1342 1342 ± 0 5.798 5.256/6.4 5.919 ± 0.7826
ea24 1342 1342/1342 1342 ± 0 6.193 5.1/6.563 5.832 ± 0.7874
ea25 1342 1342/1342 1342 ± 0 6.61 5.345/7.023 6.337 ± 0.9542
ea27 1342 1342/1342 1342 ± 0 5.863 5.16/6.461 5.834 ± 0.7132
ea28 1342 1342/1342 1342 ± 0 6.603 5.597/7.044 6.426 ± 0.7683
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 5.094 4.903/5.306 5.117 ± 0.3269
4 1342 1342/1342 1342 ± 0.00003943 4.92 4.725/5.175 4.895 ± 0.3455
5 1342 1342/1342 1342 ± 0.00002348 5.269 5.077/5.623 5.312 ± 0.311
6 1342 1342/1342 1342 ± 0.00002348 5.205 5.027/5.556 5.23 ± 0.3015
7 1342 1342/1342 1342 ± 0.00002348 5.255 5.025/5.446 5.239 ± 0.2566
8 1342 1342/1342 1342 ± 0.00002348 5.154 4.989/5.446 5.181 ± 0.2928
9 1342 1342/1342 1342 ± 0.00002348 5.486 5.207/5.767 5.49 ± 0.2953
10 1342 1342/1342 1342 ± 0.0000237 6.169 6.077/6.341 6.172 ± 0.2845
11 1342 1342/1342 1342 ± 0.00002326 6.387 6.199/6.514 6.383 ± 0.2912
12 1342 1342/1342 1342 ± 0.00002312 6.573 6.308/6.738 6.535 ± 0.333
13 1342 1342/1342 1342 ± 0.00002312 7.022 6.68/7.232 6.974 ± 0.3582
14 1342 1342/1342 1342 ± 0.00002312 7.225 6.948/7.482 7.194 ± 0.3781
15 1342 1342/1342 1342 ± 0.00002312 6.891 6.637/7.218 6.874 ± 0.3981
16 1342 1342/1342 1342 ± 0.00002476 6.262 5.935/6.572 6.225 ± 0.4345
17 1342 1342/1342 1342 ± 0.00002323 6.259 5.984/6.502 6.19 ± 0.413
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45651824.eb45865366.60434.814344212966_split_split.ms
Start time
2025-07-24 15:46:26.692
End
2025-07-24 16:57:43.957
Duration
1:11:17.266
Note, WebLog generation is not included in the time.

CASA logs for stage 8