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

Statwt Summary Plot

VLASS2.1.sb38526435.eb38567732.59074.15649113426_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 5.588 5.271/5.926 5.671 ± 0.4861
ea02 1342 1342/1342 1342 ± 0 5.797 5.45/6.366 5.967 ± 0.5993
ea05 1342 1342/1342 1342 ± 0 5.763 5.319/6.13 5.797 ± 0.547
ea06 1342 1342/1342 1342 ± 0 4.841 4.711/5.16 4.937 ± 0.2988
ea07 1342 1342/1342 1342 ± 0 5.978 5.369/6.023 5.898 ± 0.5237
ea08 1342 1342/1342 1342 ± 0 5.862 5.61/6.555 6.083 ± 0.6256
ea09 1342 1342/1342 1342 ± 0 5.229 4.894/5.65 5.284 ± 0.435
ea10 1342 1342/1342 1342 ± 0 5.748 5.251/6.31 5.793 ± 0.5714
ea11 1342 1342/1342 1342 ± 0 5.899 5.381/6.304 5.928 ± 0.5507
ea12 1342 1342/1342 1342 ± 0 5.739 5.37/6.324 5.891 ± 0.6086
ea13 1342 1342/1342 1342 ± 0 6.097 5.757/6.365 6.138 ± 0.4711
ea14 1342 1342/1342 1342 ± 0 5.87 5.405/6.473 5.994 ± 0.6528
ea15 1342 1342/1342 1342 ± 0 5.773 5.213/6.335 5.859 ± 0.6625
ea16 1342 1342/1342 1342 ± 0 5.777 5.433/6.151 5.89 ± 0.5578
ea17 1342 1342/1342 1342 ± 0.00001075 5.871 5.574/6.399 6.06 ± 0.5816
ea18 1342 1342/1342 1342 ± 0 5.048 4.765/5.559 5.165 ± 0.5107
ea19 1342 1342/1342 1342 ± 0 5.929 5.579/6.534 6.117 ± 0.579
ea20 1342 1342/1342 1342 ± 0 6.254 5.764/6.789 6.254 ± 0.5701
ea21 1342 1342/1342 1342 ± 0 5.727 5.34/6.122 5.798 ± 0.5071
ea22 1342 1342/1342 1342 ± 0 5.641 5.323/6.472 5.869 ± 0.627
ea23 1342 1342/1342 1342 ± 0 6.078 5.461/6.426 6.049 ± 0.6261
ea25 1342 1342/1342 1342 ± 0.000001163 5.575 5.341/6.069 5.741 ± 0.5092
ea26 1342 1342/1342 1342 ± 0 5.729 5.474/6.273 5.894 ± 0.5235
ea27 1342 1342/1342 1342 ± 0.0000233 5.513 5.334/6.254 5.729 ± 0.5373
ea28 1342 1342/1342 1342 ± 0.00001514 5.616 5.403/6.334 5.857 ± 0.6062
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 ± 0.00002399 5.493 5.293/5.631 5.437 ± 0.2805
3 1342 1342/1342 1342 ± 0.00002868 5.196 5.032/5.435 5.229 ± 0.3161
4 1342 1342/1342 1342 ± 0.0000245 5.368 5.199/5.507 5.325 ± 0.332
5 1342 1342/1342 1342 ± 0.00002398 5.433 5.258/5.565 5.396 ± 0.3176
6 1342 1342/1342 1342 ± 0.00002398 5.263 5.199/5.4 5.254 ± 0.2579
7 1342 1342/1342 1342 ± 0.00002398 5.338 5.245/5.46 5.332 ± 0.2413
8 1342 1342/1342 1342 ± 0.00002398 5.328 5.135/5.48 5.284 ± 0.2733
9 1342 1342/1342 1342 ± 0.00002398 5.606 5.446/5.782 5.542 ± 0.3313
10 1342 1342/1342 1342 ± 0.00002419 6.005 5.831/6.107 5.924 ± 0.3221
11 1342 1342/1342 1342 ± 0.00002398 6.224 6.028/6.292 6.113 ± 0.3302
12 1342 1342/1342 1342 ± 0.00002419 6.333 6.149/6.444 6.25 ± 0.3526
13 1342 1342/1342 1342 ± 0.00002398 6.751 6.612/6.897 6.683 ± 0.3719
14 1342 1342/1342 1342 ± 0.00002398 6.996 6.751/7.169 6.881 ± 0.4173
15 1342 1342/1342 1342 ± 0.00002398 6.638 6.428/6.835 6.55 ± 0.4176
16 1342 1342/1342 1342 ± 0.00003083 5.934 5.639/6.176 5.894 ± 0.391
17 1342 1342/1342 1342 ± 0.00002646 5.86 5.674/6.178 5.886 ± 0.3693
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38526435.eb38567732.59074.15649113426_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-12 08:55:18.041
End
2024-12-12 09:45:39.855
Duration
0:50:21.813
Note, WebLog generation is not included in the time.

CASA logs for stage 8