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

Statwt Summary Plot

VLASS2.1.sb38607909.eb38640757.59103.0786646412_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 5.74 5.456/6.174 5.857 ± 0.509
ea02 1342 1342/1342 1342 ± 0 6.048 5.738/6.707 6.268 ± 0.6501
ea04 1342 1342/1342 1342 ± 0 5.622 5.324/6.14 5.783 ± 0.5144
ea05 1342 1342/1342 1342 ± 0 6.093 5.686/6.515 6.149 ± 0.5686
ea06 1342 1342/1342 1342 ± 0 5.098 4.992/5.473 5.226 ± 0.3108
ea07 1342 1342/1342 1342 ± 0 6.235 5.784/6.473 6.29 ± 0.5449
ea08 1342 1342/1342 1342 ± 0 6.134 5.851/6.885 6.358 ± 0.6854
ea09 1342 1342/1342 1342 ± 0 6.037 5.504/6.534 6.068 ± 0.6314
ea10 1342 1342/1342 1342 ± 0.000002727 6.092 5.665/6.826 6.218 ± 0.625
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.111 5.662/6.667 6.265 ± 0.6543
ea13 1342 1342/1342 1342 ± 0 6.297 6.006/6.547 6.365 ± 0.4638
ea14 1342 1342/1342 1342 ± 0 6.106 5.441/6.479 6.052 ± 0.6251
ea15 1342 1342/1342 1342 ± 0 5.924 5.506/6.537 6.11 ± 0.6683
ea16 1342 1342/1342 1342 ± 0 6.294 5.916/6.898 6.482 ± 0.6864
ea17 1342 1342/1342 1342 ± 0.00000122 6.221 5.937/6.79 6.401 ± 0.6143
ea18 1342 1342/1342 1342 ± 0 5.304 5.003/5.644 5.356 ± 0.5013
ea19 1342 1342/1342 1342 ± 0 6.295 5.871/6.88 6.472 ± 0.6175
ea20 1342 1342/1342 1342 ± 0 5.208 4.966/5.612 5.316 ± 0.4027
ea21 1342 1342/1342 1342 ± 0 5.936 5.685/6.526 6.124 ± 0.5327
ea22 1342 1342/1342 1342 ± 0 5.526 5.328/6.144 5.754 ± 0.5869
ea23 1342 1342/1342 1342 ± 0 6.221 5.759/6.645 6.323 ± 0.6503
ea25 1342 1342/1342 1342 ± 0.000008856 5.667 5.553/6.318 5.921 ± 0.5568
ea26 1342 1342/1342 1342 ± 0 6.421 5.983/6.978 6.515 ± 0.6931
ea27 1342 1342/1342 1342 ± 0.00003925 5.725 5.536/6.524 5.949 ± 0.5511
ea28 1342 1342/1342 1342 ± 0.00002735 6.036 5.759/6.763 6.237 ± 0.6753
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 ± 0.000024 5.7 5.459/6.005 5.701 ± 0.3258
3 1342 1342/1342 1342 ± 0.00002402 5.405 5.18/5.745 5.44 ± 0.3635
4 1342 1342/1342 1342 ± 0.00002428 5.548 5.304/5.814 5.543 ± 0.3649
5 1342 1342/1342 1342 ± 0.000024 5.673 5.334/5.864 5.624 ± 0.3503
6 1342 1342/1342 1342 ± 0.000024 5.574 5.408/5.772 5.561 ± 0.3269
7 1342 1342/1342 1342 ± 0.000024 5.639 5.436/5.821 5.609 ± 0.2855
8 1342 1342/1342 1342 ± 0.000024 5.552 5.352/5.764 5.522 ± 0.3214
9 1342 1342/1342 1342 ± 0.000024 5.793 5.505/6.182 5.792 ± 0.3884
10 1342 1342/1342 1342 ± 0.000024 6.242 6.078/6.467 6.192 ± 0.3783
11 1342 1342/1342 1342 ± 0.000024 6.46 6.279/6.662 6.399 ± 0.39
12 1342 1342/1342 1342 ± 0.000024 6.568 6.408/6.813 6.501 ± 0.5198
13 1342 1342/1342 1342 ± 0.000024 7.152 6.765/7.364 7.01 ± 0.469
14 1342 1342/1342 1342 ± 0.000024 7.348 6.958/7.572 7.201 ± 0.5109
15 1342 1342/1342 1342 ± 0.000024 6.937 6.681/7.167 6.821 ± 0.5072
16 1342 1342/1342 1342 ± 0.00003729 6.161 5.731/6.435 6.117 ± 0.447
17 1342 1342/1342 1342 ± 0.00003489 6.183 5.75/6.471 6.124 ± 0.4357
datacolumn
residual_data
vis
VLASS2.1.sb38607909.eb38640757.59103.0786646412_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-31 04:07:37.695
End
2024-12-31 05:00:38.291
Duration
0:53:00.596
Note, WebLog generation is not included in the time.

CASA logs for stage 8