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

Statwt Summary Plot

VLASS2.1.sb38609051.eb38659592.59110.93759270833_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 5.658 5.326/6.132 5.783 ± 0.5524
ea02 1342 1342/1342 1342 ± 0.000008287 5.819 5.492/6.53 6.049 ± 0.6519
ea04 1342 1342/1342 1342 ± 0 5.331 5.002/5.883 5.496 ± 0.5516
ea05 1342 1342/1342 1342 ± 0 5.649 5.196/6.092 5.705 ± 0.5981
ea06 1342 1342/1342 1342 ± 0 4.842 4.703/5.266 4.966 ± 0.3402
ea07 1342 1342/1342 1342 ± 0 6.122 5.53/6.23 6.048 ± 0.5711
ea08 1342 1342/1342 1342 ± 0 5.95 5.67/6.784 6.247 ± 0.6975
ea09 1342 1342/1342 1342 ± 0 5.822 5.336/6.401 5.898 ± 0.6265
ea10 1342 1342/1342 1342 ± 0 5.985 5.415/6.626 6.016 ± 0.6782
ea11 1342 1342/1342 1342 ± 0 5.863 5.218/6.429 5.877 ± 0.6858
ea12 1342 1342/1342 1342 ± 0 5.717 5.3/6.369 5.899 ± 0.6424
ea13 1342 1342/1342 1342 ± 0 6.528 6.084/6.605 6.43 ± 0.4897
ea14 1342 1342/1342 1342 ± 0 5.774 5.221/6.353 5.852 ± 0.6715
ea15 1342 1342/1342 1342 ± 0 5.618 5.225/6.274 5.81 ± 0.6725
ea16 1342 1342/1342 1342 ± 0 6.04 5.55/6.653 6.162 ± 0.7186
ea17 1342 1342/1342 1342 ± 0 6.074 5.654/6.592 6.185 ± 0.6589
ea18 1342 1342/1342 1342 ± 0 5.029 4.748/5.5 5.127 ± 0.5508
ea19 1342 1342/1342 1342 ± 0 5.895 5.468/6.607 6.096 ± 0.6699
ea20 1342 1342/1342 1342 ± 0 6.075 5.71/6.677 6.217 ± 0.6312
ea21 1342 1342/1342 1342 ± 0 5.659 5.313/6.197 5.786 ± 0.5745
ea22 1342 1342/1342 1342 ± 0 5.587 5.364/6.473 5.908 ± 0.6659
ea23 1342 1342/1342 1342 ± 0 6.035 5.406/6.421 6.071 ± 0.682
ea25 1342 1342/1342 1342 ± 0 5.535 5.362/6.205 5.786 ± 0.5796
ea26 1342 1342/1342 1342 ± 0 6.141 5.774/6.825 6.366 ± 0.665
ea27 1342 1342/1342 1342 ± 0.00001097 5.611 5.344/6.411 5.826 ± 0.591
ea28 1342 1342/1342 1342 ± 0.00002463 5.781 5.521/6.56 6.037 ± 0.6921
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 ± 0.00002353 5.367 5.214/5.608 5.392 ± 0.2979
3 1342 1342/1342 1342 ± 0.00002353 5.257 5.141/5.47 5.297 ± 0.2893
4 1342 1342/1342 1342 ± 0.00002397 5.24 5.03/5.477 5.261 ± 0.3398
5 1342 1342/1342 1342 ± 0.00002353 5.379 5.143/5.547 5.37 ± 0.3557
6 1342 1342/1342 1342 ± 0.00002353 5.349 5.082/5.51 5.302 ± 0.3912
7 1342 1342/1342 1342 ± 0.00002353 5.399 5.283/5.556 5.406 ± 0.2973
8 1342 1342/1342 1342 ± 0.00002353 5.412 5.205/5.549 5.372 ± 0.319
9 1342 1342/1342 1342 ± 0.00002353 5.688 5.444/5.903 5.638 ± 0.3542
10 1342 1342/1342 1342 ± 0.00002353 6.117 5.918/6.257 6.069 ± 0.3572
11 1342 1342/1342 1342 ± 0.00002353 6.372 6.161/6.48 6.277 ± 0.365
12 1342 1342/1342 1342 ± 0.00002398 6.465 6.255/6.667 6.425 ± 0.3977
13 1342 1342/1342 1342 ± 0.00002353 6.965 6.767/7.2 6.906 ± 0.4103
14 1342 1342/1342 1342 ± 0.00002353 7.169 6.84/7.348 7.069 ± 0.4591
15 1342 1342/1342 1342 ± 0.00002353 6.776 6.529/7.018 6.706 ± 0.4566
16 1342 1342/1342 1342 ± 0.00002777 6.053 5.859/6.348 6.038 ± 0.3862
17 1342 1342/1342 1342 ± 0.00002755 5.983 5.841/6.3 6.016 ± 0.362
vis
VLASS2.1.sb38609051.eb38659592.59110.93759270833_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2025-03-05 20:55:25.554
End
2025-03-05 21:08:49.004
Duration
0:13:23.450
Note, WebLog generation is not included in the time.

CASA logs for stage 8