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

Statwt Summary Plot

VLASS2.1.sb38487128.eb38624732.59090.114586261574_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 5.346 5.302/6.076 5.482 ± 0.7062
ea02 1342 1342/1342 1342 ± 0.00004021 5.826 5.259/6.635 5.764 ± 0.9605
ea04 1342 1342/1342 1342 ± 0 5.255 5.106/6.073 5.445 ± 0.7254
ea05 1342 1342/1342 1342 ± 0.00001697 5.653 5.155/6.522 5.729 ± 0.7445
ea06 1342 1342/1342 1342 ± 0 5.235 4.673/5.335 4.897 ± 0.7127
ea07 1342 1342/1342 1342 ± 0.0000415 5.929 5.448/6.306 5.818 ± 0.7986
ea08 1342 1342/1342 1342 ± 0.0000415 5.943 5.524/6.744 5.916 ± 0.9571
ea09 1342 1342/1342 1342 ± 0 5.433 5.242/6.445 5.585 ± 0.8076
ea10 1342 1342/1342 1342 ± 0.0000415 5.511 5.239/6.556 5.724 ± 0.8532
ea11 1342 1342/1342 1342 ± 0.00003605 5.503 5.137/6.365 5.59 ± 0.8885
ea12 1342 1342/1342 1342 ± 0.000001634 5.604 5.382/6.546 5.772 ± 0.9157
ea13 1342 1342/1342 1342 ± 0 5.921 5.789/6.424 5.956 ± 0.7573
ea14 1342 1342/1342 1342 ± 0.000008852 5.538 5.335/6.567 5.795 ± 0.7794
ea15 1342 1342/1342 1342 ± 0 5.251 4.962/6.177 5.502 ± 0.8306
ea16 1342 1342/1342 1342 ± 0.00002966 5.979 5.617/6.874 6.092 ± 0.9085
ea17 1342 1342/1342 1342 ± 0.0000423 5.775 5.572/6.745 5.899 ± 0.8967
ea18 1342 1342/1342 1342 ± 0.00002771 4.919 4.66/5.685 4.999 ± 0.6828
ea19 1342 1342/1342 1342 ± 0.000009773 5.781 5.557/6.761 5.995 ± 0.8206
ea20 1342 1342/1342 1342 ± 0.000004164 5.853 5.693/6.832 5.975 ± 0.9718
ea21 1342 1342/1342 1342 ± 0.00002504 5.607 5.398/6.352 5.71 ± 0.7488
ea22 1342 1342/1342 1342 ± 0.00003056 5.451 5.18/6.433 5.554 ± 0.8953
ea23 1342 1342/1342 1342 ± 0.0000412 5.679 5.552/6.66 5.915 ± 0.9017
ea25 1342 1342/1342 1342 ± 0.00004145 5.295 5.101/6.241 5.493 ± 0.8017
ea26 1342 1342/1342 1342 ± 0 5.823 5.568/6.898 6.011 ± 0.8569
ea27 1342 1342/1342 1342 ± 0.0000447 5.399 5.108/6.349 5.552 ± 0.7842
ea28 1342 1342/1342 1342 ± 0.00004464 5.656 5.402/6.511 5.724 ± 0.8812
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 5.514 5.315/5.799 5.539 ± 0.2717
3 1342 1342/1342 1342 ± 0.00002392 5.436 5.206/5.637 5.399 ± 0.3022
5 1342 1342/1342 1342 ± 0.00002415 5.494 5.299/5.608 5.473 ± 0.287
6 1342 1342/1342 1342 ± 0.00002392 5.396 5.246/5.551 5.373 ± 0.2719
7 1342 1342/1342 1342 ± 0.00002392 5.402 5.24/5.584 5.414 ± 0.2431
8 1342 1342/1342 1342 ± 0.00002392 5.411 5.153/5.539 5.371 ± 0.2435
9 1342 1342/1342 1342 ± 0.00002392 5.755 5.505/5.901 5.664 ± 0.2987
10 1342 1342/1342 1342 ± 0.00002348 6.067 5.898/6.252 6.014 ± 0.336
11 1342 1342/1342 1342 ± 0.00002348 6.327 6.208/6.478 6.278 ± 0.3435
12 1342 1342/1342 1342 ± 0.00002348 6.524 6.31/6.664 6.456 ± 0.3693
13 1342 1342/1342 1342 ± 0.00002348 6.823 6.633/7.009 6.779 ± 0.3829
14 1342 1342/1342 1342 ± 0.00003155 6.821 6.531/7.034 6.754 ± 0.4613
15 1342 1342/1342 1342 ± 0.00002349 6.805 6.548/7.026 6.71 ± 0.4903
16 1342 1342/1342 1342 ± 0.00006101 4.123 3.959/4.334 4.131 ± 0.2632
17 1342 1342/1342 1342 ± 0.00006077 4.111 3.956/4.323 4.127 ± 0.2598
output_dir
 
vis
VLASS2.1.sb38487128.eb38624732.59090.114586261574_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-04-17 09:54:06.285
End
2024-04-17 10:49:35.784
Duration
0:55:29.499
Note, WebLog generation is not included in the time.

CASA logs for stage 7