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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.382 5.223/6.004 5.488 ± 0.748
ea02 1342 1342/1342 1342 ± 0.00003696 5.861 5.337/6.466 5.81 ± 0.7909
ea04 1342 1342/1342 1342 ± 0.000001625 5.156 4.969/6.003 5.375 ± 0.6973
ea05 1342 1342/1342 1342 ± 0.00002168 5.436 5.079/6.423 5.643 ± 0.7385
ea06 1342 1342/1342 1342 ± 0 4.899 4.511/5.593 4.999 ± 0.6132
ea07 1342 1342/1342 1342 ± 0.00004272 5.748 5.201/6.184 5.678 ± 0.7998
ea08 1342 1342/1342 1342 ± 0.00004404 5.849 5.566/6.617 5.87 ± 0.9243
ea09 1342 1342/1342 1342 ± 0.00002485 5.202 4.989/5.908 5.245 ± 0.7323
ea10 1342 1342/1342 1342 ± 0.00004272 4.933 4.611/5.631 4.999 ± 0.5923
ea11 1342 1342/1342 1342 ± 0.00004128 5.795 5.261/6.549 5.807 ± 0.9422
ea12 1342 1342/1342 1342 ± 0.000002065 5.461 5.201/6.068 5.511 ± 0.8465
ea13 1342 1342/1342 1342 ± 0.00002422 5.782 5.636/6.272 5.739 ± 0.7558
ea14 1342 1342/1342 1342 ± 0.00001622 5.653 5.276/6.594 5.836 ± 0.8028
ea15 1342 1342/1342 1342 ± 0 5.441 5.194/6.366 5.694 ± 0.8612
ea16 1342 1342/1342 1342 ± 0.00003636 5.668 5.487/6.468 5.901 ± 0.8588
ea17 1342 1342/1342 1342 ± 0.00004404 5.758 5.444/6.437 5.79 ± 0.8791
ea18 1342 1342/1342 1342 ± 0.00002806 4.94 4.68/5.739 5.054 ± 0.6651
ea19 1342 1342/1342 1342 ± 0.00001298 5.685 5.467/6.725 5.93 ± 0.7936
ea20 1342 1342/1342 1342 ± 0.000008845 5.854 5.489/6.708 5.948 ± 0.9321
ea21 1342 1342/1342 1342 ± 0.00003108 5.378 5.26/6.27 5.61 ± 0.7342
ea22 1342 1342/1342 1342 ± 0.0000417 5.445 5.216/6.343 5.549 ± 0.855
ea23 1342 1342/1342 1342 ± 0.00004263 5.733 5.316/6.599 5.888 ± 0.9284
ea24 1342 1342/1342 1342 ± 0.000005588 5.044 4.952/6.14 5.338 ± 0.6968
ea25 1342 1342/1342 1342 ± 0.00004404 5.287 5.206/6.129 5.476 ± 0.8098
ea26 1342 1342/1342 1342 ± 0.00001611 5.703 5.564/6.753 5.874 ± 0.8756
ea27 1342 1342/1342 1342 ± 0.00004404 5.564 5.197/6.463 5.625 ± 0.8257
ea28 1342 1342/1342 1342 ± 0.00004285 5.656 5.386/6.595 5.786 ± 0.8581
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 ± 0.00002312 5.488 5.217/5.632 5.387 ± 0.313
5 1342 1342/1342 1342 ± 0.00002312 5.23 5.001/5.421 5.197 ± 0.3381
6 1342 1342/1342 1342 ± 0.00002312 5.314 5.118/5.485 5.3 ± 0.2869
7 1342 1342/1342 1342 ± 0.00002312 5.341 5.157/5.5 5.305 ± 0.2794
8 1342 1342/1342 1342 ± 0.00002312 5.355 5.063/5.487 5.263 ± 0.3175
9 1342 1342/1342 1342 ± 0.00002312 5.604 5.339/5.86 5.543 ± 0.3254
10 1342 1342/1342 1342 ± 0.00002312 6.045 5.767/6.158 5.942 ± 0.3271
11 1342 1342/1342 1342 ± 0.00002312 6.342 6.033/6.46 6.227 ± 0.3281
12 1342 1342/1342 1342 ± 0.00002312 6.448 6.233/6.608 6.396 ± 0.3528
13 1342 1342/1342 1342 ± 0.00002312 6.715 6.442/6.985 6.67 ± 0.4404
14 1342 1342/1342 1342 ± 0.00003023 6.714 6.295/7.056 6.606 ± 0.5103
15 1342 1342/1342 1342 ± 0.00002312 6.717 6.459/6.947 6.624 ± 0.4413
16 1342 1342/1342 1342 ± 0.00006064 4.19 4.046/4.346 4.219 ± 0.2467
17 1342 1342/1342 1342 ± 0.00006102 4.175 4.025/4.344 4.198 ± 0.2331
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
datacolumn
residual_data
Start time
2024-12-07 01:57:38.835
End
2024-12-07 03:06:29.988
Duration
1:08:51.153
Note, WebLog generation is not included in the time.

CASA logs for stage 8