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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 5.475 5.386/6.139 5.722 ± 0.5073
ea02 1342 1342/1342 1342 ± 0 6.052 5.768/6.525 6.286 ± 0.5968
ea03 1342 1342/1342 1342 ± 0.000001985 6.162 5.493/6.768 6.197 ± 0.6764
ea04 1342 1342/1342 1342 ± 0.00001994 5.545 5.257/6.098 5.666 ± 0.5149
ea05 1342 1342/1342 1342 ± 0.00001991 5.744 5.444/6.591 5.969 ± 0.6344
ea06 1342 1342/1342 1342 ± 0.00001047 5.852 5.176/6.137 5.825 ± 0.6178
ea07 1342 1342/1342 1342 ± 0 5.81 5.36/6.358 5.994 ± 0.6911
ea08 1342 1342/1342 1342 ± 0 6.254 5.905/6.904 6.439 ± 0.6395
ea09 1342 1342/1342 1342 ± 0.000004635 5.572 5.227/6.467 5.751 ± 0.6297
ea10 1342 1342/1342 1342 ± 0 5.329 5.225/6.115 5.612 ± 0.5547
ea11 1342 1342/1342 1342 ± 0.00004239 5.555 4.995/6.241 5.661 ± 0.6306
ea12 1342 1342/1342 1342 ± 0.00003461 5.563 5.482/6.344 5.845 ± 0.5682
ea13 1342 1342/1342 1342 ± 0 5.907 5.758/6.526 6.102 ± 0.6471
ea14 1342 1342/1342 1342 ± 0 5.982 5.681/6.692 6.219 ± 0.5771
ea15 1342 1342/1342 1342 ± 0.00003371 5.927 5.652/6.738 6.201 ± 0.6954
ea17 1342 1342/1342 1342 ± 0 6.02 5.838/7.105 6.346 ± 0.6865
ea18 1342 1342/1342 1342 ± 0 6.241 6.013/7.15 6.512 ± 0.6724
ea19 1342 1342/1342 1342 ± 0.00003649 5.758 5.467/6.569 6.036 ± 0.592
ea20 1342 1342/1342 1342 ± 0 5.852 5.565/6.658 6.077 ± 0.5845
ea21 1342 1342/1342 1342 ± 0.00000573 5.289 5.135/5.925 5.56 ± 0.5038
ea22 1342 1342/1342 1342 ± 0 6.206 6.035/7.017 6.472 ± 0.6408
ea23 1342 1342/1342 1342 ± 0 5.604 5.45/6.262 5.947 ± 0.6315
ea24 1342 1342/1342 1342 ± 0 5.861 5.434/6.688 6.013 ± 0.6292
ea25 1342 1342/1342 1342 ± 0.000007327 6.467 5.745/6.928 6.475 ± 0.7747
ea28 1342 1342/1342 1342 ± 0 6.002 5.861/7.07 6.391 ± 0.6359
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 ± 0.00002392 5.598 5.411/5.771 5.572 ± 0.2795
4 1342 1342/1342 1342 ± 0.00003517 5.008 4.857/5.169 5.032 ± 0.2591
5 1342 1342/1342 1342 ± 0.00002392 5.467 5.31/5.69 5.515 ± 0.3126
6 1342 1342/1342 1342 ± 0.00002392 5.457 5.235/5.718 5.458 ± 0.3095
7 1342 1342/1342 1342 ± 0.00002392 5.489 5.387/5.731 5.519 ± 0.2678
8 1342 1342/1342 1342 ± 0.00002392 5.487 5.26/5.66 5.451 ± 0.2779
9 1342 1342/1342 1342 ± 0.00002392 5.742 5.611/5.997 5.765 ± 0.3022
10 1342 1342/1342 1342 ± 0.00002392 6.269 6.086/6.425 6.206 ± 0.281
11 1342 1342/1342 1342 ± 0.00002392 6.429 6.178/6.637 6.415 ± 0.3152
12 1342 1342/1342 1342 ± 0.00002392 6.569 6.26/6.771 6.563 ± 0.3479
13 1342 1342/1342 1342 ± 0.00002392 7.026 6.708/7.326 7.013 ± 0.3637
14 1342 1342/1342 1342 ± 0.00002392 7.156 6.841/7.423 7.136 ± 0.4138
15 1342 1342/1342 1342 ± 0.00002392 6.811 6.612/7.153 6.843 ± 0.3655
16 1342 1342/1342 1342 ± 0.00004658 5.805 5.525/6.197 5.838 ± 0.4174
17 1342 1342/1342 1342 ± 0.00004623 5.686 5.402/5.955 5.67 ± 0.3595
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-07-19 06:07:17.881
End
2025-07-19 07:09:02.231
Duration
1:01:44.349
Note, WebLog generation is not included in the time.

CASA logs for stage 8