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

Statwt Summary Plot

VLASS2.1.sb38617989.eb38636486.59099.9471230787_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 5.366 5.068/5.754 5.496 ± 0.519
ea02 1342 1342/1342 1342 ± 0 5.518 5.225/6.275 5.785 ± 0.6325
ea04 1342 1342/1342 1342 ± 0 5.261 4.968/5.938 5.474 ± 0.5661
ea05 1342 1342/1342 1342 ± 0 5.452 5.042/5.97 5.559 ± 0.5888
ea06 1342 1342/1342 1342 ± 0 4.945 4.59/5.452 5.038 ± 0.511
ea07 1342 1342/1342 1342 ± 0 5.767 5.286/6.072 5.781 ± 0.5753
ea08 1342 1342/1342 1342 ± 0 5.573 5.302/6.411 5.888 ± 0.6592
ea09 1342 1342/1342 1342 ± 0 5.409 5.092/6.11 5.582 ± 0.6121
ea10 1342 1342/1342 1342 ± 0 5.739 5.063/6.383 5.726 ± 0.6856
ea11 1342 1342/1342 1342 ± 0 5.604 4.992/6.112 5.623 ± 0.6431
ea12 1342 1342/1342 1342 ± 0 5.55 5.12/6.191 5.743 ± 0.6511
ea13 1342 1342/1342 1342 ± 0 5.786 5.559/6.177 5.931 ± 0.4973
ea14 1342 1342/1342 1342 ± 0 5.552 5.039/6.162 5.648 ± 0.6738
ea15 1342 1342/1342 1342 ± 0 5.374 4.894/6.043 5.527 ± 0.6781
ea16 1342 1342/1342 1342 ± 0 5.87 5.415/6.551 6.039 ± 0.7311
ea17 1342 1342/1342 1342 ± 0.000001169 5.728 5.351/6.287 5.86 ± 0.6173
ea18 1342 1342/1342 1342 ± 0 4.822 4.558/5.309 4.953 ± 0.5041
ea19 1342 1342/1342 1342 ± 0 5.759 5.326/6.488 5.963 ± 0.6589
ea20 1342 1342/1342 1342 ± 0 5.922 5.514/6.581 6.09 ± 0.6702
ea21 1342 1342/1342 1342 ± 0 5.531 5.162/6.028 5.636 ± 0.5675
ea22 1342 1342/1342 1342 ± 0 5.358 4.981/6.04 5.535 ± 0.6684
ea23 1342 1342/1342 1342 ± 0 5.784 5.242/6.277 5.873 ± 0.6819
ea25 1342 1342/1342 1342 ± 0 5.34 5.002/5.856 5.473 ± 0.5593
ea26 1342 1342/1342 1342 ± 0 5.745 5.389/6.453 5.942 ± 0.667
ea27 1342 1342/1342 1342 ± 0 5.401 5.064/6.185 5.59 ± 0.5865
ea28 1342 1342/1342 1342 ± 0.00001783 5.441 5.16/6.208 5.679 ± 0.6414
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 ± 0.0000235 5.138 4.982/5.368 5.139 ± 0.2405
3 1342 1342/1342 1342 ± 0.0000235 5.127 4.954/5.282 5.111 ± 0.2524
4 1342 1342/1342 1342 ± 0.0000235 5.041 4.855/5.237 5.023 ± 0.2968
5 1342 1342/1342 1342 ± 0.0000235 5.139 4.903/5.272 5.112 ± 0.2993
6 1342 1342/1342 1342 ± 0.0000235 5.098 4.875/5.301 5.085 ± 0.2779
7 1342 1342/1342 1342 ± 0.0000235 5.158 4.993/5.307 5.146 ± 0.2466
8 1342 1342/1342 1342 ± 0.0000235 5.163 4.927/5.294 5.115 ± 0.2664
9 1342 1342/1342 1342 ± 0.0000235 5.405 5.254/5.656 5.406 ± 0.3003
10 1342 1342/1342 1342 ± 0.0000235 5.858 5.666/5.99 5.82 ± 0.2938
11 1342 1342/1342 1342 ± 0.0000235 6.103 5.908/6.218 6.042 ± 0.3008
12 1342 1342/1342 1342 ± 0.0000235 6.186 5.965/6.398 6.139 ± 0.439
13 1342 1342/1342 1342 ± 0.0000235 6.644 6.543/6.779 6.631 ± 0.3308
14 1342 1342/1342 1342 ± 0.0000235 6.859 6.666/7.016 6.819 ± 0.3627
15 1342 1342/1342 1342 ± 0.0000235 6.559 6.314/6.758 6.487 ± 0.3484
16 1342 1342/1342 1342 ± 0.00002418 5.838 5.508/6.047 5.817 ± 0.3674
17 1342 1342/1342 1342 ± 0.00002652 5.852 5.479/6.095 5.833 ± 0.3682
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38617989.eb38636486.59099.9471230787_split_split.ms
Start time
2025-01-08 11:47:29.751
End
2025-01-08 12:45:48.623
Duration
0:58:18.873
Note, WebLog generation is not included in the time.

CASA logs for stage 8