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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.467 5.221/6.198 5.606 ± 0.6633
ea02 1342 1342/1342 1342 ± 0.00003859 5.871 5.384/6.56 5.905 ± 0.7592
ea04 1342 1342/1342 1342 ± 0.00002093 5.203 4.97/5.828 5.387 ± 0.6185
ea05 1342 1342/1342 1342 ± 0.000009275 5.436 5.066/6.419 5.706 ± 0.6834
ea06 1342 1342/1342 1342 ± 0.00002666 4.887 4.77/5.624 5.113 ± 0.5536
ea07 1342 1342/1342 1342 ± 0.00004306 5.853 5.347/6.211 5.733 ± 0.7813
ea08 1342 1342/1342 1342 ± 0.00004274 5.817 5.471/6.604 5.935 ± 0.7825
ea09 1342 1342/1342 1342 ± 0.0000141 5.149 4.856/5.799 5.295 ± 0.5293
ea10 1342 1342/1342 1342 ± 0.00004322 4.986 4.625/5.66 5.078 ± 0.5821
ea11 1342 1342/1342 1342 ± 0.00004302 5.97 5.384/6.526 5.893 ± 0.816
ea12 1342 1342/1342 1342 ± 0.00002807 5.491 5.221/6.081 5.607 ± 0.6765
ea13 1342 1342/1342 1342 ± 0.000005397 5.768 5.59/6.228 5.859 ± 0.5047
ea14 1342 1342/1342 1342 ± 0.00002734 5.649 5.266/6.481 5.837 ± 0.788
ea15 1342 1342/1342 1342 ± 0.00001108 5.462 5.239/6.275 5.701 ± 0.7272
ea16 1342 1342/1342 1342 ± 0.00001444 5.909 5.466/6.421 5.942 ± 0.7788
ea17 1342 1342/1342 1342 ± 0.0000446 5.842 5.408/6.498 5.906 ± 0.784
ea18 1342 1342/1342 1342 ± 0.00004078 4.934 4.676/5.613 5.092 ± 0.6208
ea19 1342 1342/1342 1342 ± 0.000009739 5.681 5.476/6.62 5.96 ± 0.7748
ea20 1342 1342/1342 1342 ± 0.00003254 5.785 5.6/6.498 5.938 ± 0.8001
ea21 1342 1342/1342 1342 ± 0.00002289 5.553 5.153/6.208 5.618 ± 0.6742
ea22 1342 1342/1342 1342 ± 0.00002475 5.488 5.178/6.329 5.737 ± 0.7012
ea23 1342 1342/1342 1342 ± 0.00004306 5.81 5.382/6.569 5.896 ± 0.8731
ea24 1342 1342/1342 1342 ± 0.000008061 5.103 4.875/6.045 5.379 ± 0.6044
ea25 1342 1342/1342 1342 ± 0.00004441 5.377 5.084/6.152 5.584 ± 0.6938
ea26 1342 1342/1342 1342 ± 0.00001382 5.797 5.57/6.778 6.069 ± 0.7356
ea27 1342 1342/1342 1342 ± 0.00004452 5.619 5.268/6.494 5.708 ± 0.725
ea28 1342 1342/1342 1342 ± 0.00004322 5.602 5.423/6.59 5.88 ± 0.8261
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 ± 0.00002306 5.382 5.175/5.56 5.306 ± 0.3027
5 1342 1342/1342 1342 ± 0.00002369 5.292 5.078/5.445 5.246 ± 0.3552
6 1342 1342/1342 1342 ± 0.00002307 5.353 5.076/5.515 5.315 ± 0.2934
7 1342 1342/1342 1342 ± 0.00002305 5.381 5.151/5.522 5.317 ± 0.2866
8 1342 1342/1342 1342 ± 0.00002305 5.364 5.057/5.485 5.28 ± 0.3245
9 1342 1342/1342 1342 ± 0.00002312 5.614 5.28/5.855 5.53 ± 0.3506
10 1342 1342/1342 1342 ± 0.00002305 6.062 5.792/6.129 5.945 ± 0.3187
11 1342 1342/1342 1342 ± 0.00002305 6.289 6.044/6.48 6.219 ± 0.3329
12 1342 1342/1342 1342 ± 0.00002305 6.428 6.202/6.6 6.38 ± 0.3556
13 1342 1342/1342 1342 ± 0.00002305 6.898 6.466/7.135 6.807 ± 0.4219
14 1342 1342/1342 1342 ± 0.00002955 7.02 6.511/7.185 6.847 ± 0.4802
15 1342 1342/1342 1342 ± 0.00002305 6.393 6.143/6.641 6.34 ± 0.4243
16 1342 1342/1342 1342 ± 0.00006027 4.491 4.325/4.663 4.498 ± 0.2445
17 1342 1342/1342 1342 ± 0.00006093 4.807 4.648/4.99 4.814 ± 0.2652
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
overwrite_modelcol
False
Start time
2024-12-06 19:16:00.530
End
2024-12-06 20:30:02.354
Duration
1:14:01.823
Note, WebLog generation is not included in the time.

CASA logs for stage 8