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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.398 5.241/6.291 5.639 ± 0.7579
ea02 1342 1342/1342 1342 ± 0.00004398 5.787 5.195/6.725 5.924 ± 0.8854
ea04 1342 1342/1342 1342 ± 0.000009898 5.52 4.976/6.085 5.493 ± 0.7649
ea05 1342 1342/1342 1342 ± 0.00001189 5.525 4.956/6.102 5.621 ± 0.7403
ea06 1342 1342/1342 1342 ± 0.00001384 4.914 4.542/5.298 4.879 ± 0.5395
ea07 1342 1342/1342 1342 ± 0.00004158 5.917 5.31/6.458 5.909 ± 0.9361
ea08 1342 1342/1342 1342 ± 0.00004336 5.741 5.459/6.864 6.127 ± 1.005
ea09 1342 1342/1342 1342 ± 0.00002721 5.699 5.006/6.446 5.733 ± 0.7764
ea10 1342 1342/1342 1342 ± 0.000033 5.763 5.31/6.819 6.013 ± 0.8783
ea11 1342 1342/1342 1342 ± 0.0000427 5.579 5.13/6.594 5.777 ± 0.9486
ea12 1342 1342/1342 1342 ± 0.00002421 5.815 5.227/6.667 5.855 ± 0.9445
ea13 1342 1342/1342 1342 ± 0.00001382 5.698 5.399/6.339 5.918 ± 0.6911
ea14 1342 1342/1342 1342 ± 0.00003779 5.524 5.173/6.534 5.762 ± 0.9044
ea15 1342 1342/1342 1342 ± 0.00001048 5.248 5.005/6.245 5.571 ± 0.8703
ea16 1342 1342/1342 1342 ± 0.0000216 5.948 5.419/6.887 6.052 ± 0.9747
ea17 1342 1342/1342 1342 ± 0.00004334 5.818 5.585/7.143 6.051 ± 0.9797
ea18 1342 1342/1342 1342 ± 0.00004323 4.986 4.514/5.775 5.099 ± 0.6879
ea19 1342 1342/1342 1342 ± 0.00001864 5.801 5.406/6.701 5.999 ± 0.8478
ea20 1342 1342/1342 1342 ± 0.00003934 5.846 5.615/6.879 6.096 ± 0.9896
ea21 1342 1342/1342 1342 ± 0.00002852 5.491 5.231/6.395 5.676 ± 0.8246
ea22 1342 1342/1342 1342 ± 0.00003491 5.229 4.993/6.453 5.645 ± 0.775
ea23 1342 1342/1342 1342 ± 0.00004233 5.795 5.421/6.737 5.929 ± 1.02
ea25 1342 1342/1342 1342 ± 0.00004259 5.491 5.182/6.412 5.635 ± 0.8638
ea26 1342 1342/1342 1342 ± 0.00002808 5.778 5.619/6.786 6.093 ± 0.8232
ea27 1342 1342/1342 1342 ± 0.00004266 5.501 5.132/6.671 5.74 ± 0.8954
ea28 1342 1342/1342 1342 ± 0.00004253 5.697 5.377/6.689 5.894 ± 0.9453
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 ± 0.00002357 5.482 5.243/5.709 5.454 ± 0.2829
5 1342 1342/1342 1342 ± 0.00002681 5.575 5.357/5.742 5.533 ± 0.3637
6 1342 1342/1342 1342 ± 0.00002357 5.236 4.992/5.341 5.164 ± 0.2686
7 1342 1342/1342 1342 ± 0.00002357 5.271 5.132/5.421 5.249 ± 0.2641
8 1342 1342/1342 1342 ± 0.00002357 5.244 5.122/5.452 5.236 ± 0.2949
9 1342 1342/1342 1342 ± 0.00002357 5.516 5.261/5.762 5.474 ± 0.3325
10 1342 1342/1342 1342 ± 0.00002357 6.113 5.876/6.208 6.024 ± 0.3323
11 1342 1342/1342 1342 ± 0.00002357 6.383 6.205/6.551 6.326 ± 0.3477
12 1342 1342/1342 1342 ± 0.00002357 6.59 6.399/6.738 6.55 ± 0.3818
13 1342 1342/1342 1342 ± 0.00002357 6.958 6.826/7.334 7 ± 0.4113
14 1342 1342/1342 1342 ± 0.00002357 7.27 6.981/7.512 7.18 ± 0.4632
15 1342 1342/1342 1342 ± 0.00002369 6.682 6.389/6.997 6.614 ± 0.4915
16 1342 1342/1342 1342 ± 0.00005829 4.39 4.227/4.661 4.432 ± 0.2731
17 1342 1342/1342 1342 ± 0.00006012 4.444 4.284/4.675 4.485 ± 0.294
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
output_dir
 
Start time
2024-11-26 17:07:19.893
End
2024-11-26 18:01:29.872
Duration
0:54:09.979
Note, WebLog generation is not included in the time.

CASA logs for stage 8