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

Statwt Summary Plot

VLASS2.1.sb38652042.eb38809484.59142.37127280093_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 5.784 5.38/6.473 5.756 ± 0.8757
ea03 1342 1342/1342 1342 ± 0.00001749 4.898 4.701/5.922 5.232 ± 0.6922
ea04 1342 1342/1342 1342 ± 0 5.266 5.046/6.093 5.413 ± 0.8555
ea05 1342 1342/1342 1342 ± 0.000006482 5.209 4.834/6.091 5.441 ± 0.7786
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00001981 5.832 5.422/6.455 5.854 ± 0.9064
ea08 1342 1342/1342 1342 ± 0.00004307 5.616 5.35/6.606 5.798 ± 0.9203
ea09 1342 1342/1342 1342 ± 0.00004062 5.517 5.16/6.393 5.616 ± 0.8031
ea10 1342 1342/1342 1342 ± 0.00003127 5.707 5.041/6.714 5.715 ± 1.018
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003774 6.498 5.933/6.845 5.896 ± 1.25
ea13 1342 1342/1342 1342 ± 0.00001727 5.665 5.377/6.239 5.717 ± 0.6403
ea14 1342 1342/1342 1342 ± 0.00002279 5.6 5.053/6.432 5.672 ± 0.9295
ea15 1342 1342/1342 1342 ± 0 2.692 2.032/3.016 2.632 ± 0.5772
ea17 1342 1342/1342 1342 ± 0.00004166 6.09 5.576/6.954 6.121 ± 1.038
ea18 1342 1342/1342 1342 ± 0.00003537 4.767 4.642/5.56 4.985 ± 0.5533
ea19 1342 1342/1342 1342 ± 0.00001647 5.22 5.115/6.333 5.655 ± 0.8528
ea20 1342 1342/1342 1342 ± 0.00003881 5.87 5.574/7.034 6.076 ± 0.9679
ea21 1342 1342/1342 1342 ± 0.0000112 5.526 5.161/6.48 5.718 ± 0.9022
ea23 1342 1342/1342 1342 ± 0.00001921 5.383 5.089/5.641 5.194 ± 0.7295
ea24 1342 1342/1342 1342 ± 0.00004305 5.557 5.232/6.409 5.665 ± 0.7569
ea25 1342 1342/1342 1342 ± 0.00004359 5.507 4.946/6.331 5.489 ± 0.8994
ea26 1342 1342/1342 1342 ± 0.0000206 5.662 5.495/6.793 5.899 ± 0.87
ea27 1342 1342/1342 1342 ± 0.00003806 5.463 5.142/6.438 5.582 ± 0.8457
ea28 1342 1342/1342 1342 ± 0.00004436 5.265 5.095/6.215 5.469 ± 0.7947
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 ± 0.00002543 5.283 5.117/5.506 5.142 ± 0.7322
5 1342 1342/1342 1342 ± 0.00003374 5.129 4.901/5.305 5.132 ± 0.2348
6 1342 1342/1342 1342 ± 0.00002543 5.216 5.071/5.497 5.1 ± 0.7476
7 1342 1342/1342 1342 ± 0.00002543 5.34 5.126/5.424 5.144 ± 0.7375
8 1342 1342/1342 1342 ± 0.00002543 5.224 5.066/5.39 5.103 ± 0.7459
9 1342 1342/1342 1342 ± 0.00002872 5.5 5.175/5.677 5.458 ± 0.3643
10 1342 1342/1342 1342 ± 0.00002489 5.998 5.725/6.272 5.828 ± 0.7948
11 1342 1342/1342 1342 ± 0.00002489 6.317 6.06/6.556 6.159 ± 0.7681
12 1342 1342/1342 1342 ± 0.00002489 6.5 6.242/6.689 6.352 ± 0.8163
13 1342 1342/1342 1342 ± 0.00002489 6.696 6.434/6.965 6.553 ± 0.7486
14 1342 1342/1342 1342 ± 0.00002634 6.44 6.12/6.864 6.386 ± 0.7375
15 1342 1342/1342 1342 ± 0.00002524 6.462 6.134/6.866 6.367 ± 0.8452
16 1342 1342/1342 1342 ± 0.00006062 4.085 3.896/4.244 3.995 ± 0.4534
17 1342 1342/1342 1342 ± 0.00006006 4.19 4.039/4.386 4.142 ± 0.4379
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38652042.eb38809484.59142.37127280093_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-01-11 12:57:14.885
End
2025-01-11 13:44:14.857
Duration
0:46:59.972
Note, WebLog generation is not included in the time.

CASA logs for stage 8