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

Statwt Summary Plot

VLASS2.1.sb38726305.eb38809014.59142.09063322916_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 5.764 5.265/6.348 5.652 ± 0.8816
ea03 1342 1342/1342 1342 ± 0.0000164 4.972 4.761/5.873 5.203 ± 0.6971
ea04 1342 1342/1342 1342 ± 0.00003028 5.414 5.012/6.127 5.374 ± 0.8975
ea05 1342 1342/1342 1342 ± 0.00001018 4.857 4.523/5.505 5.03 ± 0.6234
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00002147 5.758 5.296/6.248 5.675 ± 0.9039
ea08 1342 1342/1342 1342 ± 0.0000434 5.755 5.453/6.655 5.806 ± 0.9492
ea09 1342 1342/1342 1342 ± 0.00004208 5.513 5.082/6.183 5.503 ± 0.798
ea10 1342 1342/1342 1342 ± 0.00003234 5.733 5.163/6.583 5.677 ± 0.9271
ea11 1342 1342/1342 1342 ± 0.00004243 5.59 5.038/6.505 5.593 ± 0.9608
ea12 1342 1342/1342 1342 ± 0.00003623 5.571 5.133/6.44 5.604 ± 0.9811
ea13 1342 1342/1342 1342 ± 0.00001646 5.736 5.547/6.367 5.77 ± 0.7382
ea14 1342 1342/1342 1342 ± 0.00002052 5.519 5.094/6.385 5.629 ± 0.8531
ea15 1342 1342/1342 1342 ± 0.000002766 2.352 2.243/2.749 2.536 ± 0.4226
ea16 1342 1342/1342 1342 ± 0.00001887 5.696 5.353/6.783 5.911 ± 0.9894
ea17 1342 1342/1342 1342 ± 0.00004241 6.005 5.519/6.72 6.011 ± 1.029
ea18 1342 1342/1342 1342 ± 0.00004387 4.783 4.604/5.522 4.845 ± 0.6526
ea19 1342 1342/1342 1342 ± 0.00001704 5.401 5.167/6.279 5.67 ± 0.7974
ea20 1342 1342/1342 1342 ± 0.00004272 5.779 5.527/6.965 5.952 ± 1.035
ea21 1342 1342/1342 1342 ± 0.00001445 5.52 5.239/6.419 5.653 ± 0.8471
ea23 1342 1342/1342 1342 ± 0.00001905 5.795 5.263/6.707 5.836 ± 0.9905
ea24 1342 1342/1342 1342 ± 0.00004434 5.454 5.219/6.236 5.524 ± 0.8063
ea25 1342 1342/1342 1342 ± 0.00004245 5.371 5.172/6.087 5.437 ± 0.8461
ea26 1342 1342/1342 1342 ± 0.00002119 5.663 5.458/6.515 5.801 ± 0.8726
ea27 1342 1342/1342 1342 ± 0.00004054 5.37 5.06/6.364 5.498 ± 0.866
ea28 1342 1342/1342 1342 ± 0.000043 5.286 5.065/6.11 5.377 ± 0.7951
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 ± 0.00002393 5.306 5.148/5.561 5.218 ± 0.6352
5 1342 1342/1342 1342 ± 0.00002699 5.217 4.971/5.441 5.182 ± 0.3526
6 1342 1342/1342 1342 ± 0.00002393 5.249 5.039/5.461 5.103 ± 0.6446
7 1342 1342/1342 1342 ± 0.00002393 5.24 5.151/5.467 5.143 ± 0.6483
8 1342 1342/1342 1342 ± 0.00002393 5.261 5.067/5.356 5.112 ± 0.6642
9 1342 1342/1342 1342 ± 0.00002393 5.529 5.244/5.736 5.352 ± 0.7039
10 1342 1342/1342 1342 ± 0.00002393 6.036 5.72/6.167 5.809 ± 0.7743
11 1342 1342/1342 1342 ± 0.00002393 6.343 6.076/6.44 6.109 ± 0.7724
12 1342 1342/1342 1342 ± 0.00002393 6.498 6.247/6.666 6.33 ± 0.8021
13 1342 1342/1342 1342 ± 0.00002393 6.646 6.319/6.914 6.527 ± 0.7683
14 1342 1342/1342 1342 ± 0.00002585 6.46 6.045/6.9 6.372 ± 0.7871
15 1342 1342/1342 1342 ± 0.00002393 6.564 6.25/6.886 6.393 ± 0.9278
16 1342 1342/1342 1342 ± 0.00006011 3.923 3.753/4.069 3.848 ± 0.4364
17 1342 1342/1342 1342 ± 0.00006103 4.063 3.883/4.293 4.036 ± 0.4697
vis
VLASS2.1.sb38726305.eb38809014.59142.09063322916_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2025-01-11 13:12:09.580
End
2025-01-11 14:16:37.687
Duration
1:04:28.107
Note, WebLog generation is not included in the time.

CASA logs for stage 8