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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 5.049 4.947/5.721 5.34 ± 0.4883
ea02 1342 1342/1342 1342 ± 0.00003492 5.37 5.11/6.176 5.599 ± 0.6551
ea04 1342 1342/1342 1342 ± 0.00003168 5.022 4.719/5.754 5.17 ± 0.6151
ea05 1342 1342/1342 1342 ± 0.00001139 5.211 4.911/6.165 5.411 ± 0.751
ea06 1342 1342/1342 1342 ± 0.00003637 4.587 4.392/5.321 4.787 ± 0.5596
ea07 1342 1342/1342 1342 ± 0.00003105 5.458 4.973/5.935 5.491 ± 0.5603
ea08 1342 1342/1342 1342 ± 0.00003568 5.445 5.181/6.314 5.669 ± 0.6998
ea09 1342 1342/1342 1342 ± 0.0000186 5.104 4.862/5.97 5.272 ± 0.6571
ea10 1342 1342/1342 1342 ± 0.00003531 5.277 4.786/6.043 5.342 ± 0.6172
ea11 1342 1342/1342 1342 ± 0.000031 5.29 4.863/6.12 5.444 ± 0.6254
ea12 1342 1342/1342 1342 ± 0.00003686 5.264 5.003/6.173 5.456 ± 0.7302
ea13 1342 1342/1342 1342 ± 0.00001555 5.557 5.444/6.175 5.62 ± 0.6945
ea14 1342 1342/1342 1342 ± 0.00001555 5.361 4.971/6.248 5.487 ± 0.6859
ea15 1342 1342/1342 1342 ± 0.00002271 4.88 4.787/5.883 5.271 ± 0.72
ea16 1342 1342/1342 1342 ± 0.00002002 5.396 5.222/6.538 5.765 ± 0.7726
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.00003107 4.713 4.553/5.408 4.852 ± 0.4762
ea19 1342 1342/1342 1342 ± 0.00001199 5.377 5.126/6.424 5.607 ± 0.7491
ea20 1342 1342/1342 1342 ± 0.00003621 5.532 5.2/6.594 5.764 ± 0.7416
ea21 1342 1342/1342 1342 ± 0.00001631 5.066 4.763/6.048 5.346 ± 0.6745
ea22 1342 1342/1342 1342 ± 0.00003252 5.244 4.935/6.163 5.469 ± 0.6444
ea23 1342 1342/1342 1342 ± 0.00003004 5.519 5.146/6.253 5.65 ± 0.667
ea25 1342 1342/1342 1342 ± 0.00004056 5.296 4.898/5.85 5.379 ± 0.5464
ea26 1342 1342/1342 1342 ± 0.00002439 5.408 5.255/6.334 5.576 ± 0.769
ea27 1342 1342/1342 1342 ± 0.00004054 5.198 4.841/6.068 5.366 ± 0.6038
ea28 1342 1342/1342 1342 ± 0.0000426 5.344 5.049/6.163 5.508 ± 0.6201
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 ± 0.00002409 5.005 4.905/5.278 5.061 ± 0.2517
3 1342 1342/1342 1342 ± 0.00003096 4.847 4.674/5.01 4.822 ± 0.2881
4 1342 1342/1342 1342 ± 0.00003124 4.637 4.443/4.747 4.558 ± 0.275
5 1342 1342/1342 1342 ± 0.00002453 4.922 4.701/5.143 4.922 ± 0.3184
6 1342 1342/1342 1342 ± 0.00002409 5.007 4.843/5.206 4.998 ± 0.2701
7 1342 1342/1342 1342 ± 0.00002409 5.065 4.907/5.185 5.056 ± 0.2429
8 1342 1342/1342 1342 ± 0.00002409 5.068 4.87/5.201 5.024 ± 0.2493
9 1342 1342/1342 1342 ± 0.00002409 5.326 5.222/5.527 5.316 ± 0.2932
10 1342 1342/1342 1342 ± 0.00002409 5.773 5.663/5.921 5.739 ± 0.2927
11 1342 1342/1342 1342 ± 0.00002409 6.07 5.881/6.171 6.002 ± 0.2985
12 1342 1342/1342 1342 ± 0.00002409 6.19 5.988/6.31 6.146 ± 0.293
13 1342 1342/1342 1342 ± 0.00002413 6.369 6.197/6.571 6.356 ± 0.3285
14 1342 1342/1342 1342 ± 0.00003707 6.222 5.947/6.502 6.225 ± 0.4068
15 1342 1342/1342 1342 ± 0.00002416 6.321 6.11/6.589 6.301 ± 0.4001
16 1342 1342/1342 1342 ± 0.000061 4.567 4.298/4.947 4.625 ± 0.4344
17 1342 1342/1342 1342 ± 0.0000609 4.616 4.334/4.97 4.66 ± 0.441
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
output_dir
 
Start time
2024-11-16 10:39:44.431
End
2024-11-16 11:30:37.309
Duration
0:50:52.878
Note, WebLog generation is not included in the time.

CASA logs for stage 8