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

Statwt Summary Plot

VLASS2.1.sb38522718.eb38555682.59065.0341228125_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 5.755 5.457/6.225 5.844 ± 0.5193
ea02 1342 1342/1342 1342 ± 0.00003142 5.885 5.569/6.592 6.098 ± 0.6714
ea04 1342 1342/1342 1342 ± 0 5.812 5.405/6.361 5.896 ± 0.5486
ea05 1342 1342/1342 1342 ± 0 6.043 5.563/6.575 6.038 ± 0.5419
ea06 1342 1342/1342 1342 ± 0 3.403 3.366/3.663 3.491 ± 0.2059
ea07 1342 1342/1342 1342 ± 0 5.612 5.417/5.98 5.677 ± 0.2522
ea08 1342 1342/1342 1342 ± 0.00002479 5.992 5.728/6.847 6.258 ± 0.6676
ea09 1342 1342/1342 1342 ± 0.000002666 5.24 5.085/5.841 5.448 ± 0.4564
ea10 1342 1342/1342 1342 ± 0 5.548 5.298/6.45 5.781 ± 0.5953
ea11 1342 1342/1342 1342 ± 0 6.043 5.655/6.632 6.172 ± 0.6134
ea12 1342 1342/1342 1342 ± 0 5.998 5.483/6.374 6.041 ± 0.5738
ea13 1342 1342/1342 1342 ± 0 6.111 5.92/6.473 6.254 ± 0.4693
ea14 1342 1342/1342 1342 ± 0 6.316 5.653/6.703 6.205 ± 0.6547
ea15 1342 1342/1342 1342 ± 0 6.072 5.595/6.496 6.119 ± 0.6155
ea16 1342 1342/1342 1342 ± 0 5.043 4.603/5.461 5.013 ± 0.5584
ea17 1342 1342/1342 1342 ± 0.00001255 6.294 5.904/6.918 6.373 ± 0.631
ea18 1342 1342/1342 1342 ± 0 5.272 4.978/5.665 5.338 ± 0.5045
ea19 1342 1342/1342 1342 ± 0 6.555 6.194/6.793 6.553 ± 0.3569
ea20 1342 1342/1342 1342 ± 0 6.58 6.051/7.097 6.542 ± 0.6227
ea21 1342 1342/1342 1342 ± 0 6.039 5.687/6.562 6.148 ± 0.5548
ea22 1342 1342/1342 1342 ± 0.000007792 5.549 5.378/6.417 5.814 ± 0.6227
ea23 1342 1342/1342 1342 ± 0 6.138 5.694/6.721 6.242 ± 0.6492
ea25 1342 1342/1342 1342 ± 0 5.543 5.312/5.591 5.537 ± 0.2262
ea26 1342 1342/1342 1342 ± 0 5.864 5.727/6.726 6.113 ± 0.602
ea27 1342 1342/1342 1342 ± 0.00001564 5.656 5.519/6.447 5.88 ± 0.5634
ea28 1342 1342/1342 1342 ± 0.00004577 6.627 6.212/6.993 6.563 ± 0.5281
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 ± 0.00002491 5.668 5.503/5.833 5.629 ± 0.3288
3 1342 1342/1342 1342 ± 0.00002569 5.218 5.007/5.412 5.216 ± 0.3049
4 1342 1342/1342 1342 ± 0.00003783 5.339 5.08/5.639 5.342 ± 0.4235
5 1342 1342/1342 1342 ± 0.00002491 5.481 5.407/5.718 5.505 ± 0.3255
6 1342 1342/1342 1342 ± 0.00002491 5.517 5.396/5.623 5.462 ± 0.3566
7 1342 1342/1342 1342 ± 0.00002491 5.532 5.325/5.691 5.498 ± 0.3855
8 1342 1342/1342 1342 ± 0.00002491 5.573 5.253/5.727 5.477 ± 0.3867
9 1342 1342/1342 1342 ± 0.00002491 5.871 5.478/6.025 5.76 ± 0.3783
10 1342 1342/1342 1342 ± 0.00002441 6.229 6.01/6.383 6.058 ± 0.5955
11 1342 1342/1342 1342 ± 0.00002441 6.463 6.181/6.574 6.24 ± 0.7166
12 1342 1342/1342 1342 ± 0.00002491 6.569 6.413/6.713 6.515 ± 0.3779
13 1342 1342/1342 1342 ± 0.00002479 7.042 6.693/7.166 6.879 ± 0.5374
14 1342 1342/1342 1342 ± 0.00002479 7.142 6.877/7.334 7.029 ± 0.5378
15 1342 1342/1342 1342 ± 0.00002491 6.688 6.468/6.941 6.661 ± 0.387
16 1342 1342/1342 1342 ± 0.00003949 5.98 5.573/6.193 5.838 ± 0.6528
17 1342 1342/1342 1342 ± 0.00003349 5.949 5.665/6.235 5.834 ± 0.6335
vis
VLASS2.1.sb38522718.eb38555682.59065.0341228125_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-14 03:09:14.065
End
2024-11-14 04:10:27.255
Duration
1:01:13.190
Note, WebLog generation is not included in the time.

CASA logs for stage 8