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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.491 5.306/5.948 5.615 ± 0.3895
ea02 1342 1342/1342 1342 ± 0 5.726 5.356/6.275 5.846 ± 0.5005
ea04 1342 1342/1342 1342 ± 0 5.614 5.242/6.067 5.691 ± 0.4924
ea05 1342 1342/1342 1342 ± 0 5.352 5.083/5.682 5.394 ± 0.3813
ea06 1342 1342/1342 1342 ± 0 4.859 4.728/5.245 4.953 ± 0.2912
ea07 1342 1342/1342 1342 ± 0 5.572 5.243/5.871 5.607 ± 0.4139
ea08 1342 1342/1342 1342 ± 0 5.608 5.256/6.049 5.647 ± 0.4442
ea09 1342 1342/1342 1342 ± 0 5.15 4.963/5.565 5.258 ± 0.3869
ea10 1342 1342/1342 1342 ± 0.000001182 5.254 4.994/5.879 5.345 ± 0.4431
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.533 5.292/5.869 5.628 ± 0.3903
ea13 1342 1342/1342 1342 ± 0 5.795 5.658/6.118 5.937 ± 0.387
ea14 1342 1342/1342 1342 ± 0 5.362 5.142/5.932 5.519 ± 0.4529
ea15 1342 1342/1342 1342 ± 0 5.683 5.27/6.074 5.699 ± 0.4852
ea16 1342 1342/1342 1342 ± 0 5.523 5.321/5.885 5.627 ± 0.4026
ea17 1342 1342/1342 1342 ± 0 5.346 5.262/5.744 5.489 ± 0.3474
ea18 1342 1342/1342 1342 ± 0 4.643 4.464/4.87 4.69 ± 0.2652
ea19 1342 1342/1342 1342 ± 0 5.409 5.132/5.758 5.461 ± 0.3475
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.571 5.398/6.199 5.766 ± 0.4621
ea22 1342 1342/1342 1342 ± 0 4.922 4.751/5.406 5.018 ± 0.4398
ea23 1342 1342/1342 1342 ± 0 5.953 5.688/6.645 6.191 ± 0.6162
ea25 1342 1342/1342 1342 ± 0 5.541 5.426/6.118 5.768 ± 0.506
ea26 1342 1342/1342 1342 ± 0 5.526 5.391/6.022 5.706 ± 0.4016
ea27 1342 1342/1342 1342 ± 0.00004103 5.193 5.081/5.819 5.368 ± 0.388
ea28 1342 1342/1342 1342 ± 0 5.718 5.527/6.444 5.971 ± 0.5646
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 ± 0.00002442 5.39 5.234/5.53 5.384 ± 0.2597
3 1342 1342/1342 1342 ± 0.00002442 5.253 5.082/5.358 5.197 ± 0.2823
4 1342 1342/1342 1342 ± 0.00004077 5.135 4.616/5.279 4.975 ± 0.3266
5 1342 1342/1342 1342 ± 0.00002442 5.279 4.984/5.438 5.239 ± 0.3158
6 1342 1342/1342 1342 ± 0.00002442 5.175 5.038/5.339 5.17 ± 0.2666
7 1342 1342/1342 1342 ± 0.00002442 5.249 5.094/5.359 5.207 ± 0.2746
8 1342 1342/1342 1342 ± 0.00002442 5.221 4.974/5.335 5.147 ± 0.3055
9 1342 1342/1342 1342 ± 0.00002442 5.386 5.165/5.585 5.364 ± 0.3439
10 1342 1342/1342 1342 ± 0.00002442 5.734 5.496/6.023 5.705 ± 0.3501
11 1342 1342/1342 1342 ± 0.00002442 5.852 5.749/6.122 5.883 ± 0.3506
12 1342 1342/1342 1342 ± 0.00002442 6.028 5.838/6.173 5.917 ± 0.5097
13 1342 1342/1342 1342 ± 0.00002442 6.318 6.042/6.564 6.292 ± 0.4626
14 1342 1342/1342 1342 ± 0.00002442 6.414 6.04/6.607 6.342 ± 0.4842
15 1342 1342/1342 1342 ± 0.00002442 5.957 5.599/6.126 5.86 ± 0.4328
16 1342 1342/1342 1342 ± 0.0000336 5.501 5.088/5.634 5.371 ± 0.3622
17 1342 1342/1342 1342 ± 0.00003357 5.34 5.096/5.613 5.321 ± 0.3759
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-03 09:37:50.810
End
2024-12-03 10:34:16.878
Duration
0:56:26.068
Note, WebLog generation is not included in the time.

CASA logs for stage 8