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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.405 4.982/5.857 5.471 ± 0.5698
ea02 1342 1342/1342 1342 ± 0 5.742 5.256/6.4 5.786 ± 0.663
ea04 1342 1342/1342 1342 ± 0 5.137 4.757/5.738 5.302 ± 0.5534
ea05 1342 1342/1342 1342 ± 0 5.483 5.005/6.001 5.547 ± 0.6176
ea06 1342 1342/1342 1342 ± 0 5.154 4.696/5.384 5.059 ± 0.4215
ea07 1342 1342/1342 1342 ± 0 5.601 5.167/5.99 5.676 ± 0.5419
ea08 1342 1342/1342 1342 ± 0 5.736 5.333/6.467 5.872 ± 0.6863
ea09 1342 1342/1342 1342 ± 0 5.461 5.007/6.098 5.6 ± 0.649
ea10 1342 1342/1342 1342 ± 0.00003029 5.693 5.073/6.35 5.656 ± 0.6974
ea11 1342 1342/1342 1342 ± 0 5.806 5.044/6.265 5.697 ± 0.7034
ea12 1342 1342/1342 1342 ± 0 5.132 5.075/5.349 5.282 ± 0.308
ea13 1342 1342/1342 1342 ± 0 5.845 5.486/6.198 5.909 ± 0.5174
ea14 1342 1342/1342 1342 ± 0 5.703 4.9/6.085 5.496 ± 0.6951
ea15 1342 1342/1342 1342 ± 0 5.504 4.884/6.054 5.545 ± 0.6811
ea16 1342 1342/1342 1342 ± 0 5.833 5.224/6.342 5.784 ± 0.712
ea17 1342 1342/1342 1342 ± 0.000003484 5.72 5.263/6.25 5.826 ± 0.6487
ea18 1342 1342/1342 1342 ± 0 4.995 4.592/5.462 4.987 ± 0.5389
ea19 1342 1342/1342 1342 ± 0 5.87 5.177/6.378 5.782 ± 0.6906
ea20 1342 1342/1342 1342 ± 0 5.889 5.397/6.434 5.947 ± 0.661
ea21 1342 1342/1342 1342 ± 0 5.5 5.013/6.112 5.561 ± 0.5726
ea22 1342 1342/1342 1342 ± 0 5.432 5/6.013 5.535 ± 0.637
ea23 1342 1342/1342 1342 ± 0 5.536 5.029/6.131 5.654 ± 0.6912
ea25 1342 1342/1342 1342 ± 0 5.521 5.104/6.016 5.603 ± 0.6123
ea26 1342 1342/1342 1342 ± 0 6.049 5.377/6.671 5.977 ± 0.6827
ea27 1342 1342/1342 1342 ± 0.00004028 5.386 4.97/6.132 5.515 ± 0.6148
ea28 1342 1342/1342 1342 ± 0 5.459 5.177/6.229 5.643 ± 0.662
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 5.05 4.892/5.227 5.055 ± 0.2081
3 1342 1342/1342 1342 ± 0.00002366 4.868 4.63/5.005 4.833 ± 0.2366
4 1342 1342/1342 1342 ± 0.00002685 4.827 4.689/5.113 4.858 ± 0.3687
5 1342 1342/1342 1342 ± 0.0000235 5.018 4.823/5.145 5.003 ± 0.2816
6 1342 1342/1342 1342 ± 0.00002395 5.134 4.878/5.239 5.084 ± 0.2463
7 1342 1342/1342 1342 ± 0.0000235 5.118 4.998/5.208 5.114 ± 0.224
8 1342 1342/1342 1342 ± 0.0000235 5.124 4.943/5.264 5.119 ± 0.2515
9 1342 1342/1342 1342 ± 0.0000235 5.439 5.265/5.627 5.399 ± 0.2779
10 1342 1342/1342 1342 ± 0.0000235 5.831 5.706/6.001 5.802 ± 0.2847
11 1342 1342/1342 1342 ± 0.00002395 6.06 5.932/6.172 6.018 ± 0.2908
12 1342 1342/1342 1342 ± 0.00002441 6.257 6.009/6.373 6.183 ± 0.3172
13 1342 1342/1342 1342 ± 0.00002395 6.628 6.456/6.84 6.589 ± 0.3198
14 1342 1342/1342 1342 ± 0.00002395 6.788 6.576/6.966 6.732 ± 0.3495
15 1342 1342/1342 1342 ± 0.00002395 6.38 6.209/6.575 6.345 ± 0.3204
16 1342 1342/1342 1342 ± 0.00003337 5.734 5.593/5.974 5.771 ± 0.2679
17 1342 1342/1342 1342 ± 0.00003898 5.781 5.7/6.057 5.81 ± 0.2579
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-03-20 03:54:15.958
End
2025-03-20 04:42:35.941
Duration
0:48:19.983
Note, WebLog generation is not included in the time.

CASA logs for stage 8