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

Statwt Summary Plot

VLASS2.1.sb38598618.eb38624961.59090.97292246528_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 5.389 5.063/5.87 5.493 ± 0.5119
ea02 1342 1342/1342 1342 ± 0 5.72 5.25/6.257 5.784 ± 0.6109
ea04 1342 1342/1342 1342 ± 0 5.25 4.926/5.921 5.455 ± 0.5587
ea05 1342 1342/1342 1342 ± 0 5.542 5.145/6.131 5.671 ± 0.5979
ea06 1342 1342/1342 1342 ± 0 4.837 4.557/5.225 4.911 ± 0.3879
ea07 1342 1342/1342 1342 ± 0 5.716 5.319/6.062 5.771 ± 0.54
ea08 1342 1342/1342 1342 ± 0 5.621 5.354/6.453 5.896 ± 0.6402
ea09 1342 1342/1342 1342 ± 0 5.518 5.027/6.073 5.617 ± 0.6232
ea10 1342 1342/1342 1342 ± 0.00001686 5.707 5.078/6.399 5.734 ± 0.6794
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.505 5.106/6.182 5.727 ± 0.6508
ea13 1342 1342/1342 1342 ± 0 5.88 5.477/6.204 5.929 ± 0.4968
ea14 1342 1342/1342 1342 ± 0 5.61 5.109/6.187 5.67 ± 0.6229
ea15 1342 1342/1342 1342 ± 0 5.364 4.909/5.975 5.501 ± 0.6627
ea16 1342 1342/1342 1342 ± 0 5.928 5.456/6.406 6.02 ± 0.7005
ea17 1342 1342/1342 1342 ± 0 5.776 5.313/6.228 5.856 ± 0.605
ea18 1342 1342/1342 1342 ± 0 4.838 4.564/5.378 4.969 ± 0.5192
ea19 1342 1342/1342 1342 ± 0 5.687 5.285/6.27 5.855 ± 0.5952
ea20 1342 1342/1342 1342 ± 0 5.866 5.452/6.489 5.995 ± 0.6448
ea21 1342 1342/1342 1342 ± 0 5.467 5.19/6.111 5.644 ± 0.5664
ea22 1342 1342/1342 1342 ± 0 5.581 5.095/6.204 5.672 ± 0.6291
ea23 1342 1342/1342 1342 ± 0 5.692 5.251/6.296 5.85 ± 0.6557
ea25 1342 1342/1342 1342 ± 0 5.417 4.98/5.902 5.51 ± 0.5809
ea26 1342 1342/1342 1342 ± 0 5.869 5.496/6.457 5.98 ± 0.63
ea27 1342 1342/1342 1342 ± 0.00003973 5.385 5.073/6.138 5.564 ± 0.5584
ea28 1342 1342/1342 1342 ± 0 5.474 5.209/6.303 5.687 ± 0.6377
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 ± 0.00002394 5.127 5.002/5.356 5.149 ± 0.2339
3 1342 1342/1342 1342 ± 0.00002394 5 4.84/5.23 5.017 ± 0.2409
4 1342 1342/1342 1342 ± 0.00002424 5.126 5.019/5.302 5.135 ± 0.3261
5 1342 1342/1342 1342 ± 0.00002394 5.168 4.93/5.25 5.113 ± 0.2925
6 1342 1342/1342 1342 ± 0.00002394 5.165 4.953/5.296 5.125 ± 0.2787
7 1342 1342/1342 1342 ± 0.00002394 5.162 5.036/5.329 5.146 ± 0.2391
8 1342 1342/1342 1342 ± 0.00002394 5.203 4.927/5.285 5.118 ± 0.2684
9 1342 1342/1342 1342 ± 0.00002394 5.43 5.267/5.641 5.396 ± 0.3092
10 1342 1342/1342 1342 ± 0.00002394 5.842 5.694/6.056 5.835 ± 0.3135
11 1342 1342/1342 1342 ± 0.00002394 6.146 5.956/6.21 6.055 ± 0.3183
12 1342 1342/1342 1342 ± 0.00002394 6.261 6.099/6.44 6.218 ± 0.3383
13 1342 1342/1342 1342 ± 0.00002394 6.68 6.522/6.822 6.625 ± 0.3524
14 1342 1342/1342 1342 ± 0.00002394 6.906 6.662/6.985 6.782 ± 0.3904
15 1342 1342/1342 1342 ± 0.00002394 6.393 6.268/6.564 6.355 ± 0.3447
16 1342 1342/1342 1342 ± 0.00003337 5.804 5.676/6.038 5.822 ± 0.3017
17 1342 1342/1342 1342 ± 0.00003468 5.869 5.756/6.037 5.845 ± 0.3064
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38598618.eb38624961.59090.97292246528_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-12-31 06:40:23.190
End
2024-12-31 07:36:19.066
Duration
0:55:55.875
Note, WebLog generation is not included in the time.

CASA logs for stage 8