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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.357 5.244/5.989 5.358 ± 0.911
ea02 1342 1342/1342 1342 ± 0.00004168 5.94 5.401/6.473 5.721 ± 1.055
ea04 1342 1342/1342 1342 ± 0.00002341 5.473 5.023/6.043 5.329 ± 0.9823
ea05 1342 1342/1342 1342 ± 0.00002218 5.454 5.059/6.171 5.473 ± 0.8052
ea06 1342 1342/1342 1342 ± 0.00003551 4.891 4.675/5.338 4.762 ± 0.8019
ea07 1342 1342/1342 1342 ± 0.00004373 5.748 5.363/6.206 5.543 ± 0.9879
ea08 1342 1342/1342 1342 ± 0.00004204 5.85 5.568/6.715 5.855 ± 1.127
ea09 1342 1342/1342 1342 ± 0.000005496 5.632 5.072/6.126 5.497 ± 0.8277
ea10 1342 1342/1342 1342 ± 0.00004506 5.413 5.147/6.325 5.474 ± 0.9935
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003809 5.509 5.282/6.595 5.625 ± 1.111
ea13 1342 1342/1342 1342 ± 0.00001409 5.846 5.633/6.4 5.879 ± 0.8336
ea14 1342 1342/1342 1342 ± 0.00001818 5.622 5.25/6.607 5.643 ± 0.9951
ea15 1342 1342/1342 1342 ± 0.00002146 5.368 5.133/6.267 5.433 ± 1.122
ea16 1342 1342/1342 1342 ± 0.00002244 5.761 5.451/6.348 5.649 ± 0.991
ea17 1342 1342/1342 1342 ± 0.00004489 5.881 5.454/6.622 5.811 ± 1.11
ea18 1342 1342/1342 1342 ± 0.00004299 4.976 4.635/5.756 4.955 ± 0.8524
ea19 1342 1342/1342 1342 ± 0.000004477 5.788 5.396/6.457 5.751 ± 0.8563
ea20 1342 1342/1342 1342 ± 0.00004292 5.908 5.698/6.935 5.96 ± 1.216
ea21 1342 1342/1342 1342 ± 0.0000174 5.398 5.317/6.27 5.465 ± 0.8854
ea22 1342 1342/1342 1342 ± 0.00002557 5.347 5.021/6.287 5.441 ± 0.9339
ea23 1342 1342/1342 1342 ± 0.0000405 5.586 5.506/6.464 5.651 ± 1.041
ea25 1342 1342/1342 1342 ± 0.00004381 5.601 5.26/6.251 5.47 ± 0.9941
ea27 1342 1342/1342 1342 ± 0.00004444 5.508 5.201/6.404 5.51 ± 0.9958
ea28 1342 1342/1342 1342 ± 0.00004492 5.697 5.432/6.539 5.652 ± 1.077
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 ± 0.00002445 5.504 5.3/5.7 5.472 ± 0.2713
3 1342 1342/1342 1342 ± 0.00004104 5.368 5.053/5.673 5.348 ± 0.4606
5 1342 1342/1342 1342 ± 0.00002549 5.359 5.154/5.512 5.329 ± 0.2937
6 1342 1342/1342 1342 ± 0.00002449 5.334 5.128/5.447 5.296 ± 0.2808
7 1342 1342/1342 1342 ± 0.00002445 5.346 5.177/5.491 5.324 ± 0.2641
8 1342 1342/1342 1342 ± 0.00002445 5.375 5.153/5.463 5.304 ± 0.2899
9 1342 1342/1342 1342 ± 0.00002445 5.64 5.431/5.846 5.59 ± 0.3349
10 1342 1342/1342 1342 ± 0.00002445 6.089 5.871/6.199 6.024 ± 0.3296
11 1342 1342/1342 1342 ± 0.00002445 6.334 6.2/6.52 6.303 ± 0.3413
12 1342 1342/1342 1342 ± 0.00002445 6.527 6.355/6.699 6.491 ± 0.3587
13 1342 1342/1342 1342 ± 0.0000246 6.632 6.453/6.889 6.613 ± 0.3698
14 1342 1342/1342 1342 ± 0.00003895 6.073 5.772/6.485 6.159 ± 0.5281
15 1342 1342/1342 1342 ± 0.00002452 6.686 6.423/6.936 6.613 ± 0.5006
16 1342 1342/1342 1342 ± 0.00005701 3.306 3.132/3.561 3.367 ± 0.332
17 1342 1342/1342 1342 ± 0.00006025 3.543 3.409/3.69 3.575 ± 0.304
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
Start time
2024-11-26 05:18:41.740
End
2024-11-26 06:05:55.718
Duration
0:47:13.978
Note, WebLog generation is not included in the time.

CASA logs for stage 8