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

Statwt Summary Plot

VLASS2.1.sb39020510.eb39074114.59177.52519034722_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 5.316 5.17/6.01 5.459 ± 0.6795
ea02 1342 1342/1342 1342 ± 0.00004291 5.645 5.194/6.515 5.699 ± 0.8591
ea03 1342 1342/1342 1342 ± 0.000005902 2.074 1.987/2.376 2.166 ± 0.2564
ea04 1342 1342/1342 1342 ± 0.00001338 5.429 5.201/6.283 5.557 ± 0.8719
ea05 1342 1342/1342 1342 ± 0.00002245 5.419 5.166/6.42 5.708 ± 0.7888
ea06 1342 1342/1342 1342 ± 0 4.608 4.332/5.223 4.668 ± 0.5629
ea07 1342 1342/1342 1342 ± 0.00004272 5.982 5.408/6.384 5.852 ± 0.8542
ea08 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea09 1342 1342/1342 1342 ± 0.00001098 5.468 5.181/6.474 5.643 ± 0.8065
ea10 1342 1342/1342 1342 ± 0.00004273 5.86 5.305/6.746 5.83 ± 0.9097
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002879 5.525 5.353/6.685 5.789 ± 1.003
ea13 1342 1342/1342 1342 ± 0.0000153 5.758 5.68/6.414 5.871 ± 0.7091
ea14 1342 1342/1342 1342 ± 0.00002949 5.501 4.963/6.275 5.515 ± 0.8288
ea15 1342 1342/1342 1342 ± 0 3.326 3.181/4.182 3.609 ± 0.6281
ea16 1342 1342/1342 1342 ± 0.00002903 5.767 5.483/6.775 5.908 ± 0.9744
ea17 1342 1342/1342 1342 ± 0 6.128 5.556/7.156 6.225 ± 1.009
ea18 1342 1342/1342 1342 ± 0.0000409 4.896 4.622/5.853 5.054 ± 0.7134
ea19 1342 1342/1342 1342 ± 0.00001066 5.551 5.376/6.637 5.84 ± 0.8298
ea20 1342 1342/1342 1342 ± 0.000002635 5.931 5.794/7.073 6.144 ± 0.9959
ea23 1342 1342/1342 1342 ± 0.00003802 5.605 5.305/6.693 5.883 ± 0.9428
ea24 1342 1342/1342 1342 ± 0.00003218 5.094 4.899/6.25 5.402 ± 0.7625
ea25 1342 1342/1342 1342 ± 0.00004287 5.69 5.263/6.619 5.746 ± 0.8828
ea26 1342 1342/1342 1342 ± 0.000001159 1.54 1.508/1.627 1.571 ± 0.1031
ea27 1342 1342/1342 1342 ± 0.00004353 5.558 5.169/6.571 5.671 ± 0.8592
ea28 1342 1342/1342 1342 ± 0.00004287 5.313 5.165/6.315 5.55 ± 0.7934
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 ± 0.00002443 5.23 4.879/5.505 4.877 ± 1.091
3 1342 1342/1342 1342 ± 0.00003273 5.026 4.161/5.378 4.495 ± 1.184
5 1342 1342/1342 1342 ± 0.00002443 5.261 4.941/5.486 4.908 ± 1.114
6 1342 1342/1342 1342 ± 0.00002443 5.286 5.029/5.414 4.878 ± 1.071
7 1342 1342/1342 1342 ± 0.00002443 5.325 5.086/5.442 4.962 ± 1.089
8 1342 1342/1342 1342 ± 0.00002443 5.253 5.154/5.466 4.931 ± 1.089
9 1342 1342/1342 1342 ± 0.00002443 5.514 5.377/5.863 5.201 ± 1.161
10 1342 1342/1342 1342 ± 0.00002443 6.009 5.753/6.23 5.583 ± 1.258
11 1342 1342/1342 1342 ± 0.00002443 6.312 6.185/6.462 5.865 ± 1.306
12 1342 1342/1342 1342 ± 0.00002443 6.604 6.314/6.702 6.06 ± 1.373
13 1342 1342/1342 1342 ± 0.00002443 6.767 6.293/7.056 6.325 ± 1.429
14 1342 1342/1342 1342 ± 0.00002672 6.674 6.115/7.126 6.264 ± 1.461
15 1342 1342/1342 1342 ± 0.00002445 6.632 6.258/6.96 6.136 ± 1.435
16 1342 1342/1342 1342 ± 0.00006104 4.104 3.861/4.254 3.863 ± 0.7358
17 1342 1342/1342 1342 ± 0.00006056 4.267 3.978/4.453 4.031 ± 0.7703
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb39020510.eb39074114.59177.52519034722_split_split.ms
output_dir
 
Start time
2025-01-11 05:11:31.652
End
2025-01-11 06:11:02.716
Duration
0:59:31.064
Note, WebLog generation is not included in the time.

CASA logs for stage 8