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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 4.299 4.135/4.392 4.246 ± 0.254
ea02 1342 1342/1342 1342 ± 0 4.544 4.364/4.659 4.484 ± 0.274
ea04 1342 1342/1342 1342 ± 0 4.167 4.014/4.321 4.184 ± 0.2266
ea05 1342 1342/1342 1342 ± 0 5.196 5.028/5.491 5.254 ± 0.3423
ea06 1342 1342/1342 1342 ± 0 2.368 2.277/2.462 2.387 ± 0.1298
ea07 1342 1342/1342 1342 ± 0 5.191 4.949/5.267 5.158 ± 0.2269
ea08 1342 1342/1342 1342 ± 0 5.378 4.937/5.62 5.292 ± 0.4122
ea09 1342 1342/1342 1342 ± 0 4.269 4.14/4.367 4.269 ± 0.2858
ea10 1342 1342/1342 1342 ± 0 5.073 4.87/5.523 5.166 ± 0.3843
ea11 1342 1342/1342 1342 ± 0 4.496 4.318/4.647 4.469 ± 0.2625
ea12 1342 1342/1342 1342 ± 0 4.796 4.556/5.099 4.826 ± 0.2556
ea13 1342 1342/1342 1342 ± 0 4.52 4.38/4.672 4.548 ± 0.2623
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 4.509 4.338/4.764 4.554 ± 0.2369
ea17 1342 1342/1342 1342 ± 0.000002616 5.666 5.508/6.055 5.775 ± 0.4298
ea18 1342 1342/1342 1342 ± 0 4.614 4.503/4.96 4.718 ± 0.2807
ea19 1342 1342/1342 1342 ± 0 5.308 5.054/5.57 5.306 ± 0.3214
ea21 1342 1342/1342 1342 ± 0 4.193 4.105/4.316 4.175 ± 0.268
ea22 1342 1342/1342 1342 ± 0 4.878 4.727/5.194 4.959 ± 0.2965
ea23 1342 1342/1342 1342 ± 0 4.267 4.209/4.435 4.271 ± 0.2387
ea25 1342 1342/1342 1342 ± 0 4.373 4.329/4.69 4.463 ± 0.188
ea26 1342 1342/1342 1342 ± 0 4.634 4.528/4.744 4.639 ± 0.2242
ea27 1342 1342/1342 1342 ± 0.000001068 4.897 4.685/5.241 4.95 ± 0.3294
ea28 1342 1342/1342 1342 ± 0 4.397 4.321/4.527 4.38 ± 0.2706
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 ± 0.00002603 4.962 4.756/5.224 4.994 ± 0.3198
3 1342 1342/1342 1342 ± 0.00003218 4.613 4.462/5.007 4.697 ± 0.335
4 1342 1342/1342 1342 ± 0.00002635 4.694 4.416/4.974 4.755 ± 0.4062
5 1342 1342/1342 1342 ± 0.00002603 4.704 4.47/4.91 4.733 ± 0.3427
6 1342 1342/1342 1342 ± 0.00002603 4.597 4.31/4.908 4.615 ± 0.3532
7 1342 1342/1342 1342 ± 0.00002603 4.522 4.339/4.796 4.581 ± 0.3158
8 1342 1342/1342 1342 ± 0.00002603 4.478 4.237/4.638 4.484 ± 0.3504
9 1342 1342/1342 1342 ± 0.00002603 4.503 4.334/4.912 4.578 ± 0.4468
10 1342 1342/1342 1342 ± 0.00002603 4.598 4.28/5.148 4.664 ± 0.6542
11 1342 1342/1342 1342 ± 0.00002603 4.593 4.319/5.32 4.717 ± 0.734
12 1342 1342/1342 1342 ± 0.00002603 4.647 4.358/5.284 4.765 ± 0.794
13 1342 1342/1342 1342 ± 0.00002603 4.846 4.529/5.421 4.939 ± 0.8132
14 1342 1342/1342 1342 ± 0.00002603 4.883 4.446/5.579 4.956 ± 0.8472
15 1342 1342/1342 1342 ± 0.00002603 4.622 4.214/5.252 4.654 ± 0.8007
16 1342 1342/1342 1342 ± 0.00002605 4.27 3.84/4.689 4.234 ± 0.6686
17 1342 1342/1342 1342 ± 0.00002603 4.177 3.859/4.669 4.222 ± 0.6837
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 13:38:59.614
End
2024-03-29 14:58:28.663
Duration
1:19:29.049
Note, WebLog generation is not included in the time.

CASA logs for stage 7