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 5.61 5.333/5.992 5.735 ± 0.5368
ea02 1342 1342/1342 1342 ± 0 5.731 5.417/6.48 5.952 ± 0.6586
ea03 1342 1342/1342 1342 ± 0 5.396 4.796/5.983 5.432 ± 0.6402
ea04 1342 1342/1342 1342 ± 0 5.49 5.175/6.167 5.697 ± 0.5766
ea05 1342 1342/1342 1342 ± 0 5.809 5.396/6.279 5.881 ± 0.5812
ea06 1342 1342/1342 1342 ± 0 5.2 4.926/5.636 5.277 ± 0.4339
ea07 1342 1342/1342 1342 ± 0 5.969 5.423/6.184 5.959 ± 0.5766
ea08 1342 1342/1342 1342 ± 0 5.855 5.593/6.714 6.168 ± 0.6766
ea09 1342 1342/1342 1342 ± 0 5.613 5.23/6.312 5.758 ± 0.6355
ea10 1342 1342/1342 1342 ± 0 5.907 5.286/6.563 5.923 ± 0.6624
ea11 1342 1342/1342 1342 ± 0 5.892 5.263/6.447 5.971 ± 0.6775
ea12 1342 1342/1342 1342 ± 0 5.737 5.317/6.317 5.896 ± 0.6153
ea13 1342 1342/1342 1342 ± 0 6.084 5.865/6.496 6.239 ± 0.5036
ea15 1342 1342/1342 1342 ± 0 6.021 5.5/6.509 6.075 ± 0.6715
ea16 1342 1342/1342 1342 ± 0 6.093 5.68/6.793 6.279 ± 0.7257
ea17 1342 1342/1342 1342 ± 0.000001216 6.198 5.82/6.778 6.345 ± 0.6858
ea18 1342 1342/1342 1342 ± 0 4.912 4.627/5.434 5.039 ± 0.4949
ea19 1342 1342/1342 1342 ± 0 5.835 5.466/6.429 6.007 ± 0.5839
ea20 1342 1342/1342 1342 ± 0 5.808 5.477/6.461 5.956 ± 0.5891
ea21 1342 1342/1342 1342 ± 0 5.72 5.403/6.269 5.879 ± 0.5498
ea22 1342 1342/1342 1342 ± 0 5.503 5.236/6.352 5.761 ± 0.642
ea23 1342 1342/1342 1342 ± 0 6.014 5.439/6.467 6.082 ± 0.6819
ea24 1342 1342/1342 1342 ± 0 5.655 5.432/6.596 5.864 ± 0.6623
ea25 1342 1342/1342 1342 ± 0.000002106 5.519 5.236/6.105 5.7 ± 0.5722
ea26 1342 1342/1342 1342 ± 0 6.047 5.701/6.756 6.233 ± 0.6882
ea27 1342 1342/1342 1342 ± 0.00001449 5.556 5.214/6.375 5.737 ± 0.6134
ea28 1342 1342/1342 1342 ± 0.000007282 5.474 5.266/6.225 5.692 ± 0.6317
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 5.443 5.231/5.564 5.377 ± 0.2644
3 1342 1342/1342 1342 ± 0.00002328 5.18 4.923/5.386 5.164 ± 0.3359
4 1342 1342/1342 1342 ± 0.0000237 5.226 4.965/5.42 5.216 ± 0.3483
5 1342 1342/1342 1342 ± 0.00002326 5.389 5.163/5.485 5.351 ± 0.3231
6 1342 1342/1342 1342 ± 0.00002348 5.416 5.226/5.546 5.376 ± 0.3089
7 1342 1342/1342 1342 ± 0.00002326 5.377 5.235/5.507 5.372 ± 0.2722
8 1342 1342/1342 1342 ± 0.00002326 5.309 5.134/5.548 5.318 ± 0.2945
9 1342 1342/1342 1342 ± 0.00002326 5.633 5.471/5.871 5.614 ± 0.3311
10 1342 1342/1342 1342 ± 0.00002326 6.088 5.902/6.233 6.039 ± 0.3229
11 1342 1342/1342 1342 ± 0.00002326 6.354 6.096/6.482 6.268 ± 0.3298
12 1342 1342/1342 1342 ± 0.00002326 6.454 6.215/6.602 6.416 ± 0.3542
13 1342 1342/1342 1342 ± 0.00002326 6.857 6.647/6.947 6.821 ± 0.3686
14 1342 1342/1342 1342 ± 0.00002326 7.056 6.822/7.294 7 ± 0.401
15 1342 1342/1342 1342 ± 0.00002326 6.696 6.487/6.965 6.658 ± 0.396
16 1342 1342/1342 1342 ± 0.00002391 5.964 5.544/6.18 5.933 ± 0.3957
17 1342 1342/1342 1342 ± 0.0000257 5.888 5.716/6.265 5.954 ± 0.352
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38620321.eb38711360.59131.8760765162_split_split.ms
output_dir
 
Start time
2024-12-18 06:26:28.205
End
2024-12-18 07:18:40.110
Duration
0:52:11.905
Note, WebLog generation is not included in the time.

CASA logs for stage 8