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

Statwt Summary Plot

VLASS2.1.sb38620321.eb38711360.59131.8760765162_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 5.614 5.341/6.037 5.75 ± 0.5399
ea02 1342 1342/1342 1342 ± 0 5.748 5.427/6.485 5.964 ± 0.6573
ea03 1342 1342/1342 1342 ± 0 5.393 4.803/5.985 5.439 ± 0.6387
ea04 1342 1342/1342 1342 ± 0 5.501 5.184/6.16 5.702 ± 0.5759
ea05 1342 1342/1342 1342 ± 0 5.832 5.393/6.282 5.892 ± 0.5828
ea06 1342 1342/1342 1342 ± 0 5.2 4.93/5.644 5.28 ± 0.4304
ea07 1342 1342/1342 1342 ± 0 5.972 5.434/6.194 5.964 ± 0.5741
ea08 1342 1342/1342 1342 ± 0 5.869 5.598/6.719 6.178 ± 0.6813
ea09 1342 1342/1342 1342 ± 0 5.633 5.246/6.321 5.774 ± 0.6372
ea10 1342 1342/1342 1342 ± 0 5.905 5.3/6.567 5.935 ± 0.6609
ea11 1342 1342/1342 1342 ± 0 5.894 5.283/6.459 5.975 ± 0.6816
ea12 1342 1342/1342 1342 ± 0 5.747 5.326/6.324 5.906 ± 0.6168
ea13 1342 1342/1342 1342 ± 0 6.094 5.879/6.524 6.259 ± 0.5015
ea15 1342 1342/1342 1342 ± 0 6.032 5.508/6.507 6.085 ± 0.6746
ea16 1342 1342/1342 1342 ± 0 6.104 5.7/6.816 6.29 ± 0.7238
ea17 1342 1342/1342 1342 ± 0.000001725 6.207 5.833/6.786 6.357 ± 0.6871
ea18 1342 1342/1342 1342 ± 0 4.933 4.637/5.439 5.045 ± 0.4986
ea19 1342 1342/1342 1342 ± 0 5.848 5.455/6.427 6.012 ± 0.5825
ea20 1342 1342/1342 1342 ± 0 5.824 5.498/6.468 5.963 ± 0.5914
ea21 1342 1342/1342 1342 ± 0 5.733 5.422/6.276 5.895 ± 0.5479
ea22 1342 1342/1342 1342 ± 0 5.502 5.243/6.356 5.771 ± 0.646
ea23 1342 1342/1342 1342 ± 0 6.033 5.447/6.488 6.095 ± 0.6855
ea24 1342 1342/1342 1342 ± 0 5.639 5.449/6.599 5.878 ± 0.6587
ea25 1342 1342/1342 1342 ± 0.000002987 5.517 5.244/6.113 5.714 ± 0.5701
ea26 1342 1342/1342 1342 ± 0 6.039 5.708/6.77 6.245 ± 0.6971
ea27 1342 1342/1342 1342 ± 0.00001749 5.568 5.258/6.377 5.747 ± 0.6109
ea28 1342 1342/1342 1342 ± 0.000007406 5.474 5.284/6.241 5.702 ± 0.6349
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 ± 0.00002326 5.459 5.244/5.588 5.396 ± 0.2704
3 1342 1342/1342 1342 ± 0.0000233 5.188 4.931/5.398 5.172 ± 0.3395
4 1342 1342/1342 1342 ± 0.00002369 5.243 5.024/5.436 5.24 ± 0.352
5 1342 1342/1342 1342 ± 0.00002326 5.401 5.179/5.498 5.364 ± 0.3284
6 1342 1342/1342 1342 ± 0.00002348 5.406 5.248/5.541 5.373 ± 0.309
7 1342 1342/1342 1342 ± 0.00002326 5.398 5.24/5.513 5.382 ± 0.2713
8 1342 1342/1342 1342 ± 0.00002326 5.323 5.148/5.555 5.328 ± 0.2951
9 1342 1342/1342 1342 ± 0.00002326 5.658 5.471/5.887 5.623 ± 0.3354
10 1342 1342/1342 1342 ± 0.00002326 6.105 5.914/6.243 6.046 ± 0.3246
11 1342 1342/1342 1342 ± 0.00002326 6.363 6.093/6.479 6.274 ± 0.3269
12 1342 1342/1342 1342 ± 0.00002326 6.458 6.222/6.601 6.423 ± 0.355
13 1342 1342/1342 1342 ± 0.00002326 6.864 6.669/6.953 6.835 ± 0.3688
14 1342 1342/1342 1342 ± 0.00002326 7.075 6.845/7.311 7.017 ± 0.4025
15 1342 1342/1342 1342 ± 0.00002326 6.707 6.5/6.99 6.669 ± 0.4021
16 1342 1342/1342 1342 ± 0.0000241 5.981 5.546/6.194 5.936 ± 0.4018
17 1342 1342/1342 1342 ± 0.00002663 5.919 5.734/6.273 5.969 ± 0.3533
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38620321.eb38711360.59131.8760765162_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-12-18 03:26:36.660
End
2024-12-18 04:23:41.132
Duration
0:57:04.472
Note, WebLog generation is not included in the time.

CASA logs for stage 8