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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.329 5.237/5.945 5.412 ± 0.8055
ea02 1342 1342/1342 1342 ± 0.00004198 5.794 5.334/6.463 5.705 ± 0.971
ea05 1342 1342/1342 1342 ± 0.00001756 5.487 5.138/6.492 5.707 ± 0.7941
ea06 1342 1342/1342 1342 ± 0.000001821 4.875 4.822/5.385 4.951 ± 0.5602
ea07 1342 1342/1342 1342 ± 0.00004209 5.821 5.384/5.996 5.606 ± 0.8038
ea08 1342 1342/1342 1342 ± 0.00004226 5.966 5.614/6.74 5.941 ± 1.033
ea09 1342 1342/1342 1342 ± 0.00001852 3.799 3.375/5.752 4.437 ± 1.142
ea10 1342 1342/1342 1342 ± 0.00004211 5.408 5.114/6.37 5.531 ± 0.8751
ea11 1342 1342/1342 1342 ± 0 5.898 5.337/6.506 6.013 ± 0.6375
ea12 1342 1342/1342 1342 ± 0.000002574 5.571 5.414/6.56 5.794 ± 0.9367
ea13 1342 1342/1342 1342 ± 0.00002055 5.911 5.752/6.415 5.898 ± 0.7839
ea14 1342 1342/1342 1342 ± 0.00001993 6.551 5.74/6.965 6.103 ± 1.141
ea15 1342 1342/1342 1342 ± 0 5.309 5.188/6.201 5.581 ± 0.8304
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004218 5.845 5.644/6.63 5.879 ± 0.976
ea18 1342 1342/1342 1342 ± 0.00003228 4.973 4.728/5.8 5.074 ± 0.7253
ea19 1342 1342/1342 1342 ± 0.00001132 5.644 5.471/6.715 5.907 ± 0.8383
ea20 1342 1342/1342 1342 ± 0.00001919 5.97 5.801/7.021 6.089 ± 1.033
ea21 1342 1342/1342 1342 ± 0.00002642 5.494 5.368/6.345 5.707 ± 0.8099
ea22 1342 1342/1342 1342 ± 0.00003996 5.372 5.149/6.296 5.491 ± 0.8867
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.373 5.328/5.413 5.364 ± 0.1463
ea26 1342 1342/1342 1342 ± 0.00001827 5.678 5.534/6.641 5.786 ± 0.8286
ea27 1342 1342/1342 1342 ± 0.00004267 5.483 5.147/6.339 5.57 ± 0.8826
ea28 1342 1342/1342 1342 ± 0.0000535 6.506 5.657/6.619 5.898 ± 1.194
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 ± 0.00002604 5.448 5.259/5.76 5.417 ± 0.5062
3 1342 1342/1342 1342 ± 0.00002608 5.352 5.114/5.492 5.235 ± 0.4963
5 1342 1342/1342 1342 ± 0.00002604 5.407 5.264/5.606 5.306 ± 0.5607
6 1342 1342/1342 1342 ± 0.00002604 5.407 5.206/5.484 5.285 ± 0.5108
7 1342 1342/1342 1342 ± 0.00002604 5.337 5.184/5.505 5.276 ± 0.4921
8 1342 1342/1342 1342 ± 0.00002604 5.341 5.078/5.474 5.212 ± 0.5133
9 1342 1342/1342 1342 ± 0.00002604 5.601 5.442/5.846 5.494 ± 0.5808
10 1342 1342/1342 1342 ± 0.00002547 6.072 5.838/6.168 5.998 ± 0.3542
11 1342 1342/1342 1342 ± 0.00002547 6.405 6.202/6.482 6.278 ± 0.3634
12 1342 1342/1342 1342 ± 0.00002547 6.524 6.183/6.65 6.433 ± 0.3693
13 1342 1342/1342 1342 ± 0.0000256 6.723 6.387/7.019 6.681 ± 0.4209
14 1342 1342/1342 1342 ± 0.00002744 6.654 6.243/6.972 6.595 ± 0.4984
15 1342 1342/1342 1342 ± 0.00002604 6.754 6.575/6.981 6.678 ± 0.4782
16 1342 1342/1342 1342 ± 0.00006072 3.956 3.8/4.175 4.007 ± 0.2648
17 1342 1342/1342 1342 ± 0.000061 3.896 3.753/4.171 3.965 ± 0.265
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
Start time
2024-06-11 18:55:40.231
End
2024-06-11 19:43:20.443
Duration
0:47:40.212
Note, WebLog generation is not included in the time.

CASA logs for stage 8