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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.616 5.556/6.456 5.991 ± 0.6716
ea02 1342 1342/1342 1342 ± 0.0000415 6.191 5.718/6.914 6.34 ± 0.7067
ea03 1342 1342/1342 1342 ± 0 5.791 5.025/6.273 5.694 ± 0.6588
ea04 1342 1342/1342 1342 ± 0 5.882 5.366/6.499 5.935 ± 0.6687
ea05 1342 1342/1342 1342 ± 0 6.14 5.649/6.803 6.133 ± 0.7412
ea06 1342 1342/1342 1342 ± 0 5.131 4.903/5.508 5.156 ± 0.4341
ea07 1342 1342/1342 1342 ± 0 6.223 5.768/6.651 6.314 ± 0.7185
ea08 1342 1342/1342 1342 ± 0 6.214 5.801/7.065 6.432 ± 0.7671
ea09 1342 1342/1342 1342 ± 0 6.043 5.475/6.785 6.109 ± 0.7426
ea10 1342 1342/1342 1342 ± 0 6.208 5.611/7.034 6.258 ± 0.7538
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.23 5.573/6.769 6.239 ± 0.7795
ea13 1342 1342/1342 1342 ± 0 6.623 6.029/6.695 6.42 ± 0.6611
ea14 1342 1342/1342 1342 ± 0 5.912 5.479/6.691 6.072 ± 0.7328
ea15 1342 1342/1342 1342 ± 0 6.315 5.726/6.8 6.352 ± 0.7749
ea16 1342 1342/1342 1342 ± 0 6.269 5.894/7.05 6.396 ± 0.8
ea17 1342 1342/1342 1342 ± 0 6.46 6.151/7.522 6.742 ± 0.709
ea18 1342 1342/1342 1342 ± 0 5.347 4.917/5.826 5.375 ± 0.5871
ea19 1342 1342/1342 1342 ± 0 6.093 5.677/6.849 6.242 ± 0.6513
ea20 1342 1342/1342 1342 ± 0 6.307 5.707/6.914 6.262 ± 0.7573
ea21 1342 1342/1342 1342 ± 0 5.886 5.668/6.712 6.096 ± 0.6721
ea22 1342 1342/1342 1342 ± 0 6.017 5.483/6.502 5.986 ± 0.6357
ea23 1342 1342/1342 1342 ± 0 6.051 5.735/6.916 6.29 ± 0.7884
ea24 1342 1342/1342 1342 ± 0 6.178 5.736/6.935 6.26 ± 0.7338
ea25 1342 1342/1342 1342 ± 0 5.895 5.531/6.598 6.028 ± 0.6653
ea26 1342 1342/1342 1342 ± 0 6.706 6.124/7.361 6.69 ± 0.7556
ea27 1342 1342/1342 1342 ± 0 5.84 5.617/6.844 6.102 ± 0.7003
ea28 1342 1342/1342 1342 ± 0 5.773 5.513/6.573 6.009 ± 0.6925
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 ± 0.00002311 5.65 5.383/5.795 5.57 ± 0.3132
4 1342 1342/1342 1342 ± 0.00002496 4.863 4.693/4.934 4.799 ± 0.2406
5 1342 1342/1342 1342 ± 0.00002311 5.64 5.468/5.894 5.635 ± 0.3729
6 1342 1342/1342 1342 ± 0.00002311 5.583 5.381/5.805 5.566 ± 0.3287
7 1342 1342/1342 1342 ± 0.00002311 5.628 5.531/5.75 5.614 ± 0.3039
8 1342 1342/1342 1342 ± 0.00002311 5.559 5.43/5.736 5.543 ± 0.3365
9 1342 1342/1342 1342 ± 0.00002311 5.843 5.594/6.178 5.833 ± 0.3731
10 1342 1342/1342 1342 ± 0.00002311 6.352 6.17/6.587 6.32 ± 0.3566
11 1342 1342/1342 1342 ± 0.00002311 6.63 6.396/6.783 6.553 ± 0.3708
12 1342 1342/1342 1342 ± 0.00002311 6.731 6.58/6.918 6.72 ± 0.4115
13 1342 1342/1342 1342 ± 0.00002311 7.244 7.116/7.362 7.17 ± 0.4316
14 1342 1342/1342 1342 ± 0.00002311 7.401 7.232/7.698 7.369 ± 0.4755
15 1342 1342/1342 1342 ± 0.00002311 6.983 6.796/7.264 6.945 ± 0.4631
16 1342 1342/1342 1342 ± 0.00002353 6.13 5.892/6.385 6.148 ± 0.3909
17 1342 1342/1342 1342 ± 0.00002353 6.228 6.019/6.407 6.201 ± 0.3665
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-01-11 08:02:22.949
End
2025-01-11 09:22:33.855
Duration
1:20:10.905
Note, WebLog generation is not included in the time.

CASA logs for stage 8