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 5.945 5.338/6.6 6.027 ± 0.7223
ea03 1342 1342/1342 1342 ± 0.00003056 5.008 4.767/6.124 5.371 ± 0.7985
ea04 1342 1342/1342 1342 ± 0.00002775 5.456 5.123/6.122 5.612 ± 0.6836
ea05 1342 1342/1342 1342 ± 0.00001026 5.305 5.087/6.131 5.532 ± 0.7557
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00001989 5.903 5.481/6.367 6.06 ± 0.7524
ea08 1342 1342/1342 1342 ± 0.00002471 6.546 5.453/6.773 6.124 ± 0.8249
ea09 1342 1342/1342 1342 ± 0.00002759 5.65 5.221/6.59 5.828 ± 0.8055
ea10 1342 1342/1342 1342 ± 0.00001911 5.829 5.295/6.795 6.034 ± 0.7909
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002468 5.664 5.341/6.569 5.925 ± 0.7688
ea13 1342 1342/1342 1342 ± 0.00003098 5.989 5.606/6.301 5.941 ± 0.7591
ea14 1342 1342/1342 1342 ± 0.00002456 5.989 5.287/6.52 5.895 ± 0.814
ea15 1342 1342/1342 1342 ± 0.000003255 2.593 2.408/2.964 2.691 ± 0.4565
ea17 1342 1342/1342 1342 ± 0.00002108 6.37 5.883/7.377 6.445 ± 0.8634
ea18 1342 1342/1342 1342 ± 0.00001992 5.039 4.738/5.632 5.083 ± 0.5637
ea19 1342 1342/1342 1342 ± 0.00002211 5.564 5.38/6.446 5.881 ± 0.8059
ea20 1342 1342/1342 1342 ± 0.00002205 6.434 5.793/7.026 6.29 ± 0.7812
ea21 1342 1342/1342 1342 ± 0.00001628 5.676 5.447/6.52 5.921 ± 0.8083
ea23 1342 1342/1342 1342 ± 0.00001607 5.527 5.434/5.717 5.526 ± 0.412
ea24 1342 1342/1342 1342 ± 0.00002414 6.136 5.348/6.628 5.909 ± 0.7364
ea25 1342 1342/1342 1342 ± 0.00001975 6.053 5.296/6.42 5.815 ± 0.6893
ea26 1342 1342/1342 1342 ± 0.00002889 5.8 5.657/6.952 6.176 ± 0.8748
ea27 1342 1342/1342 1342 ± 0 5.7 5.33/6.563 5.877 ± 0.6558
ea28 1342 1342/1342 1342 ± 0.00002082 5.394 5.235/6.276 5.731 ± 0.6716
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 ± 0.00002495 5.378 5.22/5.626 5.263 ± 0.6326
5 1342 1342/1342 1342 ± 0.00002971 5.492 5.213/5.641 5.346 ± 0.6481
6 1342 1342/1342 1342 ± 0.00002495 5.301 5.085/5.488 5.132 ± 0.6451
7 1342 1342/1342 1342 ± 0.00002495 5.346 5.238/5.452 5.226 ± 0.6574
8 1342 1342/1342 1342 ± 0.00002495 5.29 5.148/5.448 5.19 ± 0.6755
9 1342 1342/1342 1342 ± 0.00002495 5.517 5.241/5.801 5.389 ± 0.7125
10 1342 1342/1342 1342 ± 0.00002495 6.022 5.688/6.226 5.823 ± 0.8021
11 1342 1342/1342 1342 ± 0.00002495 6.268 6.036/6.528 6.134 ± 0.776
12 1342 1342/1342 1342 ± 0.00002495 6.52 6.238/6.646 6.334 ± 0.8215
13 1342 1342/1342 1342 ± 0.00002495 6.868 6.654/7.045 6.696 ± 0.7712
14 1342 1342/1342 1342 ± 0.00002495 6.969 6.621/7.131 6.735 ± 0.8236
15 1342 1342/1342 1342 ± 0.00002507 6.554 6.152/6.81 6.358 ± 0.8561
17 1342 1342/1342 1342 ± 0.00005128 3.878 3.709/4.023 3.757 ± 0.5701
datacolumn
residual_data
vis
VLASS2.1.sb38652042.eb38809484.59142.37127280093_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-01-11 11:21:42.339
End
2025-01-11 12:13:32.973
Duration
0:51:50.635
Note, WebLog generation is not included in the time.

CASA logs for stage 8