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

Statwt Summary Plot

VLASS2.1.sb38613707.eb38659860.59113.15663519676_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 5.936 5.408/6.219 5.905 ± 0.5487
ea02 1342 1342/1342 1342 ± 0 5.978 5.579/6.74 6.173 ± 0.6513
ea04 1342 1342/1342 1342 ± 0 5.599 5.223/6.312 5.747 ± 0.5708
ea05 1342 1342/1342 1342 ± 0 6.041 5.478/6.561 5.981 ± 0.6151
ea06 1342 1342/1342 1342 ± 0 4.938 4.738/5.266 5.008 ± 0.3279
ea07 1342 1342/1342 1342 ± 0 6.264 5.631/6.405 6.168 ± 0.5753
ea08 1342 1342/1342 1342 ± 0.000003004 6.086 5.768/6.91 6.373 ± 0.7167
ea09 1342 1342/1342 1342 ± 0 5.747 5.357/6.606 5.944 ± 0.627
ea10 1342 1342/1342 1342 ± 0 6.204 5.502/6.828 6.172 ± 0.6886
ea11 1342 1342/1342 1342 ± 0 6.104 5.303/6.525 6.042 ± 0.7002
ea12 1342 1342/1342 1342 ± 0 5.504 5.462/5.636 5.593 ± 0.204
ea13 1342 1342/1342 1342 ± 0 6.321 6.058/6.602 6.439 ± 0.4845
ea14 1342 1342/1342 1342 ± 0 6.086 5.433/6.665 6.085 ± 0.6908
ea15 1342 1342/1342 1342 ± 0 5.968 5.475/6.551 6.084 ± 0.6906
ea16 1342 1342/1342 1342 ± 0 6.325 5.802/6.928 6.446 ± 0.7354
ea17 1342 1342/1342 1342 ± 0 6.131 5.7/7.008 6.296 ± 0.6371
ea18 1342 1342/1342 1342 ± 0 5.201 4.801/5.634 5.253 ± 0.5419
ea19 1342 1342/1342 1342 ± 0 6.36 5.743/6.935 6.42 ± 0.6726
ea20 1342 1342/1342 1342 ± 0 6.414 5.776/6.899 6.419 ± 0.6382
ea21 1342 1342/1342 1342 ± 0 6.078 5.529/6.481 6.07 ± 0.5704
ea22 1342 1342/1342 1342 ± 0 5.619 5.408/6.389 5.921 ± 0.6427
ea23 1342 1342/1342 1342 ± 0 6.313 5.622/6.702 6.285 ± 0.7023
ea25 1342 1342/1342 1342 ± 0 5.871 5.43/6.407 5.951 ± 0.5822
ea26 1342 1342/1342 1342 ± 0 6.17 5.851/7.058 6.388 ± 0.6509
ea27 1342 1342/1342 1342 ± 0.00002282 5.822 5.419/6.531 5.952 ± 0.5898
ea28 1342 1342/1342 1342 ± 0.00002915 5.8 5.591/6.675 6.141 ± 0.6579
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 ± 0.0000235 5.52 5.38/5.801 5.541 ± 0.3015
4 1342 1342/1342 1342 ± 0.00002383 5.416 5.193/5.643 5.425 ± 0.3467
5 1342 1342/1342 1342 ± 0.0000235 5.542 5.311/5.71 5.534 ± 0.3445
6 1342 1342/1342 1342 ± 0.0000235 5.492 5.283/5.637 5.455 ± 0.3583
7 1342 1342/1342 1342 ± 0.0000235 5.494 5.385/5.691 5.483 ± 0.2817
8 1342 1342/1342 1342 ± 0.0000235 5.521 5.274/5.668 5.448 ± 0.3107
9 1342 1342/1342 1342 ± 0.0000235 5.779 5.583/6.019 5.721 ± 0.3563
10 1342 1342/1342 1342 ± 0.00002362 6.233 6.038/6.361 6.15 ± 0.3533
11 1342 1342/1342 1342 ± 0.00002394 6.452 6.271/6.59 6.371 ± 0.3634
12 1342 1342/1342 1342 ± 0.00002442 6.57 6.397/6.823 6.525 ± 0.4074
13 1342 1342/1342 1342 ± 0.00002394 7.052 6.942/7.3 7.01 ± 0.431
14 1342 1342/1342 1342 ± 0.00002394 7.309 7.07/7.518 7.213 ± 0.4792
15 1342 1342/1342 1342 ± 0.00002394 6.962 6.702/7.184 6.845 ± 0.4828
16 1342 1342/1342 1342 ± 0.0000321 6.166 5.813/6.335 6.112 ± 0.447
17 1342 1342/1342 1342 ± 0.00002989 6.193 5.77/6.496 6.155 ± 0.4458
overwrite_modelcol
False
vis
VLASS2.1.sb38613707.eb38659860.59113.15663519676_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-04-13 01:33:58.175
End
2024-04-13 02:37:03.402
Duration
1:03:05.227
Note, WebLog generation is not included in the time.

CASA logs for stage 7