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

Statwt Summary Plot

VLASS2.1.sb38524914.eb38555684.59065.379924340275_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 5.679 5.532/6.331 5.912 ± 0.4953
ea02 1342 1342/1342 1342 ± 0 5.955 5.646/6.781 6.257 ± 0.6123
ea04 1342 1342/1342 1342 ± 0.00002995 5.636 5.257/6.241 5.744 ± 0.5482
ea05 1342 1342/1342 1342 ± 0 6.07 5.479/6.67 6.054 ± 0.6237
ea06 1342 1342/1342 1342 ± 0 3.497 3.024/3.7 3.393 ± 0.3781
ea07 1342 1342/1342 1342 ± 0 5.537 5.345/6.006 5.611 ± 0.2835
ea08 1342 1342/1342 1342 ± 0.000003333 6.369 5.882/7.132 6.522 ± 0.6603
ea09 1342 1342/1342 1342 ± 0 5.511 5.154/5.996 5.602 ± 0.4586
ea10 1342 1342/1342 1342 ± 0.00001606 5.713 5.447/6.616 5.946 ± 0.6489
ea11 1342 1342/1342 1342 ± 0 6.11 5.944/6.699 6.269 ± 0.55
ea12 1342 1342/1342 1342 ± 0 6.13 5.561/6.533 6.122 ± 0.5862
ea13 1342 1342/1342 1342 ± 0 6.241 5.768/6.34 6.135 ± 0.4744
ea14 1342 1342/1342 1342 ± 0 5.756 5.403/6.515 5.909 ± 0.6593
ea15 1342 1342/1342 1342 ± 0 5.961 5.404/6.421 6 ± 0.6569
ea16 1342 1342/1342 1342 ± 0 4.937 4.721/5.245 4.989 ± 0.3456
ea17 1342 1342/1342 1342 ± 0 6.193 5.877/6.869 6.414 ± 0.6222
ea18 1342 1342/1342 1342 ± 0 5.433 5.049/5.871 5.473 ± 0.4964
ea19 1342 1342/1342 1342 ± 0 6.708 6.277/7.008 6.684 ± 0.4621
ea20 1342 1342/1342 1342 ± 0 6.538 5.983/7.031 6.49 ± 0.6155
ea21 1342 1342/1342 1342 ± 0 5.737 5.552/6.525 6.019 ± 0.6096
ea22 1342 1342/1342 1342 ± 0 5.703 5.281/6.423 5.846 ± 0.5801
ea23 1342 1342/1342 1342 ± 0 5.758 5.578/6.627 6.115 ± 0.6925
ea25 1342 1342/1342 1342 ± 0 5.604 5.503/5.688 5.478 ± 0.4233
ea26 1342 1342/1342 1342 ± 0 6.286 5.849/6.908 6.388 ± 0.5775
ea27 1342 1342/1342 1342 ± 0.00001397 5.721 5.378/6.617 5.899 ± 0.6526
ea28 1342 1342/1342 1342 ± 0 6.679 6.185/7.024 6.6 ± 0.5853
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 ± 0.00002489 5.661 5.419/5.82 5.592 ± 0.3733
3 1342 1342/1342 1342 ± 0.00003509 5.409 4.829/5.703 5.321 ± 0.4334
4 1342 1342/1342 1342 ± 0.00002731 5.279 5.069/5.397 5.244 ± 0.2888
5 1342 1342/1342 1342 ± 0.00002439 5.504 5.203/5.629 5.357 ± 0.6026
6 1342 1342/1342 1342 ± 0.00002439 5.538 5.277/5.664 5.405 ± 0.5964
7 1342 1342/1342 1342 ± 0.00002439 5.545 5.341/5.643 5.417 ± 0.5644
8 1342 1342/1342 1342 ± 0.00002489 5.5 5.323/5.68 5.494 ± 0.3229
9 1342 1342/1342 1342 ± 0.00002439 5.798 5.519/6.001 5.65 ± 0.6392
10 1342 1342/1342 1342 ± 0.00002439 6.254 6.034/6.403 6.075 ± 0.6064
11 1342 1342/1342 1342 ± 0.00002439 6.47 6.25/6.638 6.28 ± 0.7164
12 1342 1342/1342 1342 ± 0.00002439 6.585 6.3/6.78 6.408 ± 0.7328
13 1342 1342/1342 1342 ± 0.00002439 7.039 6.647/7.251 6.799 ± 0.7867
14 1342 1342/1342 1342 ± 0.00002439 7.161 6.87/7.384 6.945 ± 0.7873
15 1342 1342/1342 1342 ± 0.00002489 6.75 6.602/6.87 6.651 ± 0.4032
16 1342 1342/1342 1342 ± 0.00002923 5.855 5.71/6.105 5.906 ± 0.4131
17 1342 1342/1342 1342 ± 0.00002581 5.811 5.675/6.142 5.871 ± 0.3977
vis
VLASS2.1.sb38524914.eb38555684.59065.379924340275_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-31 01:23:34.617
End
2024-12-31 02:15:06.334
Duration
0:51:31.717
Note, WebLog generation is not included in the time.

CASA logs for stage 8