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 5.338 5.227/5.99 5.297 ± 0.9659
ea02 1342 1342/1342 1342 ± 0.00004252 5.789 5.38/6.45 5.649 ± 1.109
ea04 1342 1342/1342 1342 ± 0.00002262 5.454 5.006/6.048 5.348 ± 0.9253
ea05 1342 1342/1342 1342 ± 0.00002252 5.432 5.052/6.164 5.455 ± 0.8165
ea06 1342 1342/1342 1342 ± 0.00003545 4.861 4.641/5.355 4.733 ± 0.7986
ea07 1342 1342/1342 1342 ± 0.00004339 5.747 5.354/6.188 5.52 ± 1.038
ea08 1342 1342/1342 1342 ± 0.00004235 5.827 5.559/6.702 5.795 ± 1.181
ea09 1342 1342/1342 1342 ± 0.000007988 5.621 5.071/6.18 5.463 ± 0.8316
ea10 1342 1342/1342 1342 ± 0.00004513 5.41 5.137/6.282 5.419 ± 1.033
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003922 5.437 5.273/6.571 5.588 ± 1.148
ea13 1342 1342/1342 1342 ± 0.00001511 5.809 5.533/6.404 5.818 ± 0.8835
ea14 1342 1342/1342 1342 ± 0.00001701 5.572 5.251/6.585 5.604 ± 1.075
ea15 1342 1342/1342 1342 ± 0.00001876 5.358 5.124/6.25 5.457 ± 1.106
ea16 1342 1342/1342 1342 ± 0.00002631 5.724 5.439/6.335 5.619 ± 1.052
ea17 1342 1342/1342 1342 ± 0.00004551 5.843 5.452/6.603 5.728 ± 1.149
ea18 1342 1342/1342 1342 ± 0.00004314 4.946 4.626/5.783 4.948 ± 0.8778
ea19 1342 1342/1342 1342 ± 0.000003658 5.794 5.399/6.455 5.747 ± 0.8851
ea20 1342 1342/1342 1342 ± 0.00004329 5.875 5.751/6.942 5.957 ± 1.253
ea21 1342 1342/1342 1342 ± 0.00002046 5.416 5.311/6.253 5.444 ± 0.9143
ea22 1342 1342/1342 1342 ± 0.00003258 5.355 4.994/6.259 5.387 ± 0.982
ea23 1342 1342/1342 1342 ± 0.00004143 5.586 5.504/6.466 5.637 ± 1.105
ea25 1342 1342/1342 1342 ± 0.00004378 5.394 5.252/6.226 5.416 ± 1.026
ea27 1342 1342/1342 1342 ± 0.00004485 5.44 5.184/6.359 5.444 ± 1.045
ea28 1342 1342/1342 1342 ± 0.00004561 5.619 5.415/6.531 5.594 ± 1.134
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 ± 0.00002439 5.485 5.273/5.657 5.44 ± 0.2794
3 1342 1342/1342 1342 ± 0.00004057 5.327 4.985/5.714 5.318 ± 0.4562
5 1342 1342/1342 1342 ± 0.00002543 5.36 5.185/5.535 5.335 ± 0.294
6 1342 1342/1342 1342 ± 0.00002439 5.316 5.119/5.425 5.278 ± 0.2845
7 1342 1342/1342 1342 ± 0.00002439 5.331 5.145/5.479 5.304 ± 0.2667
8 1342 1342/1342 1342 ± 0.00002439 5.342 5.153/5.453 5.294 ± 0.2926
9 1342 1342/1342 1342 ± 0.00002439 5.611 5.41/5.829 5.552 ± 0.3381
10 1342 1342/1342 1342 ± 0.00002439 6.083 5.854/6.192 6.014 ± 0.3282
11 1342 1342/1342 1342 ± 0.00002439 6.294 6.178/6.48 6.288 ± 0.3403
12 1342 1342/1342 1342 ± 0.00002439 6.511 6.336/6.688 6.483 ± 0.3558
13 1342 1342/1342 1342 ± 0.00002464 6.573 6.369/6.839 6.579 ± 0.3792
14 1342 1342/1342 1342 ± 0.0000402 5.936 5.675/6.364 6.062 ± 0.5674
15 1342 1342/1342 1342 ± 0.00002443 6.728 6.495/6.984 6.651 ± 0.5074
16 1342 1342/1342 1342 ± 0.00005639 3.186 3.029/3.418 3.253 ± 0.3075
17 1342 1342/1342 1342 ± 0.0000597 3.385 3.266/3.538 3.449 ± 0.3351
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-26 11:02:08.793
End
2024-11-26 11:42:44.281
Duration
0:40:35.489
Note, WebLog generation is not included in the time.

CASA logs for stage 8