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

Statwt Summary Plot

VLASS2.1.sb38529434.eb38589592.59082.86913579861_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 5.561 5.103/5.924 5.572 ± 0.5636
ea02 1342 1342/1342 1342 ± 0.00002955 5.656 5.408/6.398 5.896 ± 0.6586
ea04 1342 1342/1342 1342 ± 0 5.364 4.81/5.869 5.408 ± 0.5707
ea05 1342 1342/1342 1342 ± 0 5.561 5.035/6.139 5.634 ± 0.6282
ea06 1342 1342/1342 1342 ± 0 4.942 4.699/5.343 5.017 ± 0.4171
ea07 1342 1342/1342 1342 ± 0 5.757 5.196/6.008 5.751 ± 0.58
ea08 1342 1342/1342 1342 ± 0 5.565 5.37/6.46 5.906 ± 0.6721
ea09 1342 1342/1342 1342 ± 0 5.544 5.131/6.391 5.73 ± 0.6103
ea10 1342 1342/1342 1342 ± 0 5.544 4.96/6.124 5.561 ± 0.6354
ea11 1342 1342/1342 1342 ± 0 5.664 5.075/6.127 5.665 ± 0.6158
ea12 1342 1342/1342 1342 ± 0 5.605 5.16/6.27 5.777 ± 0.644
ea13 1342 1342/1342 1342 ± 0 5.529 5.491/6.077 5.809 ± 0.4882
ea14 1342 1342/1342 1342 ± 0 5.908 5.183/6.316 5.796 ± 0.6716
ea15 1342 1342/1342 1342 ± 0 5.364 4.856/6.044 5.487 ± 0.7041
ea16 1342 1342/1342 1342 ± 0 6.003 5.475/6.651 6.124 ± 0.7465
ea17 1342 1342/1342 1342 ± 0.00002087 5.933 5.348/6.645 5.965 ± 0.6506
ea18 1342 1342/1342 1342 ± 0 5.085 4.617/5.537 5.073 ± 0.5271
ea19 1342 1342/1342 1342 ± 0 6.01 5.326/6.52 5.964 ± 0.6881
ea20 1342 1342/1342 1342 ± 0 6.178 5.59/6.659 6.101 ± 0.6507
ea21 1342 1342/1342 1342 ± 0 5.592 5.195/6.149 5.684 ± 0.5934
ea22 1342 1342/1342 1342 ± 0 5.429 5.245/6.49 5.767 ± 0.6842
ea23 1342 1342/1342 1342 ± 0 6.012 5.271/6.367 5.899 ± 0.6689
ea25 1342 1342/1342 1342 ± 0 5.588 5.075/6.062 5.575 ± 0.5668
ea26 1342 1342/1342 1342 ± 0 5.702 5.443/6.538 5.91 ± 0.6216
ea27 1342 1342/1342 1342 ± 0.00002126 5.514 5.104/6.281 5.61 ± 0.6313
ea28 1342 1342/1342 1342 ± 0.00002413 5.448 5.173/6.239 5.667 ± 0.6753
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 ± 0.00002356 5.221 5.038/5.408 5.196 ± 0.2403
3 1342 1342/1342 1342 ± 0.00002356 5.056 4.764/5.192 4.989 ± 0.2505
4 1342 1342/1342 1342 ± 0.00002618 5.086 4.917/5.192 5.049 ± 0.3057
5 1342 1342/1342 1342 ± 0.00002356 5.166 4.995/5.336 5.161 ± 0.2956
6 1342 1342/1342 1342 ± 0.00002356 5.117 4.924/5.301 5.116 ± 0.2657
7 1342 1342/1342 1342 ± 0.00002356 5.245 5.033/5.393 5.204 ± 0.2524
8 1342 1342/1342 1342 ± 0.00002356 5.223 4.983/5.361 5.183 ± 0.2688
9 1342 1342/1342 1342 ± 0.00002356 5.522 5.321/5.701 5.465 ± 0.2923
10 1342 1342/1342 1342 ± 0.00002356 5.953 5.808/6.056 5.9 ± 0.283
11 1342 1342/1342 1342 ± 0.00002356 6.168 5.936/6.336 6.102 ± 0.2973
12 1342 1342/1342 1342 ± 0.00002356 6.303 6.062/6.498 6.244 ± 0.3285
13 1342 1342/1342 1342 ± 0.00002356 6.731 6.519/6.826 6.664 ± 0.3422
14 1342 1342/1342 1342 ± 0.00002356 6.925 6.672/7.134 6.859 ± 0.3771
15 1342 1342/1342 1342 ± 0.00002356 6.585 6.317/6.773 6.492 ± 0.3833
16 1342 1342/1342 1342 ± 0.00003274 5.741 5.504/6.063 5.781 ± 0.3857
17 1342 1342/1342 1342 ± 0.00002951 5.777 5.542/6.075 5.8 ± 0.3452
overwrite_modelcol
False
vis
VLASS2.1.sb38529434.eb38589592.59082.86913579861_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2025-03-07 23:24:27.836
End
2025-03-07 23:49:12.376
Duration
0:24:44.540
Note, WebLog generation is not included in the time.

CASA logs for stage 8