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

Statwt Summary Plot

VLASS2.1.sb38652042.eb38809484.59142.37127280093_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 5.917 5.358/6.697 5.91 ± 1.013
ea03 1342 1342/1342 1342 ± 0.0000392 5.144 4.736/6.188 5.331 ± 0.8745
ea04 1342 1342/1342 1342 ± 0.00003625 5.426 5.118/6.082 5.386 ± 0.8249
ea05 1342 1342/1342 1342 ± 0.00001535 5.38 5.039/6.353 5.521 ± 0.865
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00003607 6.011 5.495/6.38 5.865 ± 0.9831
ea08 1342 1342/1342 1342 ± 0.00003618 5.972 5.489/6.705 5.974 ± 1.003
ea09 1342 1342/1342 1342 ± 0.00003912 5.642 5.188/6.603 5.69 ± 0.9866
ea10 1342 1342/1342 1342 ± 0.00003473 5.884 5.297/6.594 5.804 ± 0.9631
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003716 5.535 5.277/6.391 5.638 ± 0.9384
ea13 1342 1342/1342 1342 ± 0.00003681 5.691 5.6/6.23 5.796 ± 0.8754
ea14 1342 1342/1342 1342 ± 0.00003205 5.611 5.132/6.464 5.68 ± 1.006
ea15 1342 1342/1342 1342 ± 0.000006548 1.885 1.832/2.095 1.944 ± 0.1861
ea17 1342 1342/1342 1342 ± 0.00003464 6.215 5.711/6.895 6.215 ± 1.016
ea18 1342 1342/1342 1342 ± 0.00003745 4.794 4.602/5.317 4.859 ± 0.6102
ea19 1342 1342/1342 1342 ± 0.00002622 5.498 5.271/6.541 5.699 ± 0.9463
ea20 1342 1342/1342 1342 ± 0.00003852 5.908 5.666/6.764 6.019 ± 0.9883
ea21 1342 1342/1342 1342 ± 0.00002025 5.671 5.278/6.483 5.737 ± 0.9962
ea23 1342 1342/1342 1342 ± 0.00002827 5.567 5.344/5.774 5.354 ± 0.791
ea24 1342 1342/1342 1342 ± 0.000037 5.695 5.383/6.71 5.803 ± 0.9405
ea25 1342 1342/1342 1342 ± 0.00003305 5.639 5.282/6.228 5.636 ± 0.8215
ea26 1342 1342/1342 1342 ± 0.00004157 5.906 5.583/6.977 6.025 ± 1.086
ea27 1342 1342/1342 1342 ± 0.00003496 5.421 5.265/6.46 5.624 ± 0.8848
ea28 1342 1342/1342 1342 ± 0.00003514 5.428 5.211/6.282 5.58 ± 0.8384
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 ± 0.00002493 5.433 5.276/5.621 5.261 ± 0.7508
5 1342 1342/1342 1342 ± 0.00002493 5.346 5.122/5.528 5.173 ± 0.78
6 1342 1342/1342 1342 ± 0.00002493 5.311 5.104/5.489 5.142 ± 0.7529
7 1342 1342/1342 1342 ± 0.00002493 5.327 5.268/5.493 5.215 ± 0.7587
8 1342 1342/1342 1342 ± 0.00002493 5.276 5.139/5.452 5.19 ± 0.7723
9 1342 1342/1342 1342 ± 0.00002493 5.639 5.373/5.913 5.459 ± 0.8325
10 1342 1342/1342 1342 ± 0.00002493 5.964 5.75/6.226 5.775 ± 0.9221
11 1342 1342/1342 1342 ± 0.00002493 6.275 6.038/6.529 6.099 ± 0.9173
12 1342 1342/1342 1342 ± 0.00002493 6.483 6.234/6.692 6.299 ± 0.9729
13 1342 1342/1342 1342 ± 0.00002493 6.759 6.496/6.96 6.518 ± 0.9765
14 1342 1342/1342 1342 ± 0.00002493 6.695 6.209/7.025 6.437 ± 1.031
15 1342 1342/1342 1342 ± 0.00002493 6.898 6.428/7.267 6.652 ± 1.078
16 1342 1342/1342 1342 ± 0.00005231 3.732 3.49/3.958 3.651 ± 0.5928
17 1342 1342/1342 1342 ± 0.00005466 3.649 3.445/3.876 3.581 ± 0.5134
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38652042.eb38809484.59142.37127280093_split_split.ms
Start time
2025-01-11 10:21:35.891
End
2025-01-11 11:15:03.620
Duration
0:53:27.728
Note, WebLog generation is not included in the time.

CASA logs for stage 8