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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.925 5.343/6.122 5.796 ± 0.513
ea02 1342 1342/1342 1342 ± 0 6.023 5.549/6.632 6.127 ± 0.5869
ea05 1342 1342/1342 1342 ± 0 5.992 5.374/6.496 5.885 ± 0.6067
ea06 1342 1342/1342 1342 ± 0 4.906 4.759/5.275 5.013 ± 0.3163
ea07 1342 1342/1342 1342 ± 0 5.802 5.424/6.015 5.8 ± 0.4536
ea08 1342 1342/1342 1342 ± 0 6.122 5.686/6.844 6.285 ± 0.6002
ea09 1342 1342/1342 1342 ± 0 5.627 5.133/6.159 5.657 ± 0.5408
ea10 1342 1342/1342 1342 ± 0.00002779 5.863 5.376/6.592 5.971 ± 0.6302
ea11 1342 1342/1342 1342 ± 0 5.975 5.377/6.449 6.022 ± 0.592
ea12 1342 1342/1342 1342 ± 0 6.033 5.435/6.5 6.075 ± 0.6227
ea13 1342 1342/1342 1342 ± 0 6.353 5.8/6.489 6.218 ± 0.4848
ea14 1342 1342/1342 1342 ± 0 6.103 5.46/6.603 6.066 ± 0.6766
ea15 1342 1342/1342 1342 ± 0 5.929 5.361/6.372 5.997 ± 0.6471
ea16 1342 1342/1342 1342 ± 0 5.216 5.068/5.36 5.174 ± 0.2346
ea17 1342 1342/1342 1342 ± 0 6.228 5.755/6.752 6.293 ± 0.5879
ea18 1342 1342/1342 1342 ± 0 5.302 4.921/5.79 5.354 ± 0.5159
ea19 1342 1342/1342 1342 ± 0 6.186 5.552/6.718 6.148 ± 0.5936
ea20 1342 1342/1342 1342 ± 0 6.487 5.869/6.992 6.394 ± 0.6154
ea21 1342 1342/1342 1342 ± 0 5.754 5.453/6.374 5.919 ± 0.5487
ea22 1342 1342/1342 1342 ± 0 6.084 5.443/6.527 5.964 ± 0.6049
ea23 1342 1342/1342 1342 ± 0 5.941 5.543/6.624 6.128 ± 0.6606
ea25 1342 1342/1342 1342 ± 0 5.374 5.305/5.542 5.392 ± 0.1714
ea26 1342 1342/1342 1342 ± 0 6.002 5.564/6.562 6.036 ± 0.5196
ea27 1342 1342/1342 1342 ± 0.00003405 5.791 5.445/6.448 5.905 ± 0.5557
ea28 1342 1342/1342 1342 ± 0 5.793 5.545/6.648 6.066 ± 0.6367
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 ± 0.00002395 5.526 5.312/5.71 5.473 ± 0.3021
4 1342 1342/1342 1342 ± 0.00002408 5.376 5.188/5.47 5.327 ± 0.339
5 1342 1342/1342 1342 ± 0.00002395 5.397 5.267/5.505 5.385 ± 0.2715
6 1342 1342/1342 1342 ± 0.00002395 5.417 5.267/5.531 5.379 ± 0.2591
7 1342 1342/1342 1342 ± 0.00002395 5.417 5.291/5.553 5.42 ± 0.2468
8 1342 1342/1342 1342 ± 0.00002395 5.451 5.204/5.551 5.387 ± 0.2906
9 1342 1342/1342 1342 ± 0.00002395 5.686 5.563/5.927 5.667 ± 0.3318
10 1342 1342/1342 1342 ± 0.00002493 6.153 5.94/6.291 6.093 ± 0.3223
11 1342 1342/1342 1342 ± 0.00002493 6.385 6.264/6.507 6.316 ± 0.3584
12 1342 1342/1342 1342 ± 0.00002493 6.518 6.289/6.648 6.445 ± 0.3739
13 1342 1342/1342 1342 ± 0.00002493 6.86 6.716/7.094 6.838 ± 0.3936
14 1342 1342/1342 1342 ± 0.00002493 7.116 6.877/7.264 7 ± 0.4268
15 1342 1342/1342 1342 ± 0.00002493 6.681 6.498/6.88 6.592 ± 0.3931
16 1342 1342/1342 1342 ± 0.00003382 6.007 5.876/6.308 6.008 ± 0.3656
17 1342 1342/1342 1342 ± 0.00003578 6.011 5.825/6.279 5.993 ± 0.3561
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
overwrite_modelcol
False
Start time
2024-05-01 08:55:47.882
End
2024-05-01 09:59:35.489
Duration
1:03:47.606
Note, WebLog generation is not included in the time.

CASA logs for stage 7