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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.34 5.18/6.22 5.581 ± 0.7588
ea02 1342 1342/1342 1342 ± 0.00003623 5.858 5.239/6.609 5.885 ± 0.9738
ea04 1342 1342/1342 1342 ± 0.00003567 5.463 5.029/6.139 5.48 ± 0.7958
ea05 1342 1342/1342 1342 ± 0.00002059 5.436 5.029/6.536 5.658 ± 0.9671
ea06 1342 1342/1342 1342 ± 0.00003502 4.882 4.552/5.31 4.858 ± 0.5847
ea07 1342 1342/1342 1342 ± 0.00003493 5.877 5.376/6.327 5.843 ± 0.9007
ea08 1342 1342/1342 1342 ± 0.00003491 6.16 5.649/6.931 6.213 ± 1.021
ea09 1342 1342/1342 1342 ± 0.0000228 5.565 4.984/6.426 5.577 ± 0.9493
ea10 1342 1342/1342 1342 ± 0.0000352 5.783 5.182/6.548 5.773 ± 0.9124
ea11 1342 1342/1342 1342 ± 0.00003546 5.851 5.191/6.561 5.804 ± 0.8726
ea12 1342 1342/1342 1342 ± 0.00003716 5.621 5.208/6.619 5.766 ± 0.9261
ea13 1342 1342/1342 1342 ± 0.00001698 5.682 5.464/6.352 5.92 ± 0.9288
ea14 1342 1342/1342 1342 ± 0.000029 5.741 5.421/6.723 5.96 ± 0.9989
ea15 1342 1342/1342 1342 ± 0.00003211 5.415 5.049/6.304 5.672 ± 0.8993
ea16 1342 1342/1342 1342 ± 0.00002586 5.788 5.315/6.707 5.918 ± 1.063
ea17 1342 1342/1342 1342 ± 0.00003604 6.124 5.649/7.082 6.139 ± 0.9498
ea18 1342 1342/1342 1342 ± 0.00003505 4.961 4.706/5.762 5.083 ± 0.6746
ea19 1342 1342/1342 1342 ± 0.00001369 5.755 5.368/6.779 5.931 ± 1.023
ea20 1342 1342/1342 1342 ± 0.00003686 5.886 5.675/6.815 6.094 ± 0.9581
ea21 1342 1342/1342 1342 ± 0.00002599 5.572 5.259/6.421 5.74 ± 0.9678
ea22 1342 1342/1342 1342 ± 0.00003588 5.356 4.946/6.464 5.622 ± 0.9932
ea23 1342 1342/1342 1342 ± 0.00003355 5.891 5.484/6.742 6.029 ± 0.9888
ea25 1342 1342/1342 1342 ± 0.00003502 5.544 5.221/6.432 5.681 ± 0.8329
ea27 1342 1342/1342 1342 ± 0.00003554 5.589 5.303/6.55 5.739 ± 0.8541
ea28 1342 1342/1342 1342 ± 0.00003643 5.805 5.406/6.682 5.948 ± 0.9227
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 ± 0.00002393 5.459 5.267/5.644 5.43 ± 0.2776
5 1342 1342/1342 1342 ± 0.00002392 5.359 5.117/5.574 5.337 ± 0.4128
6 1342 1342/1342 1342 ± 0.00002393 5.225 5.034/5.334 5.169 ± 0.2658
7 1342 1342/1342 1342 ± 0.00002393 5.226 5.099/5.394 5.222 ± 0.2558
8 1342 1342/1342 1342 ± 0.00002393 5.278 5.078/5.417 5.245 ± 0.2981
9 1342 1342/1342 1342 ± 0.00002393 5.651 5.405/5.851 5.574 ± 0.352
10 1342 1342/1342 1342 ± 0.00002393 6.096 5.871/6.2 6.015 ± 0.3279
11 1342 1342/1342 1342 ± 0.00002393 6.314 6.187/6.53 6.314 ± 0.3508
12 1342 1342/1342 1342 ± 0.00002393 6.567 6.345/6.707 6.524 ± 0.3672
13 1342 1342/1342 1342 ± 0.00002452 6.728 6.466/6.952 6.644 ± 0.422
14 1342 1342/1342 1342 ± 0.00002393 7.139 6.885/7.414 7.056 ± 0.5209
15 1342 1342/1342 1342 ± 0.00003722 6.84 6.619/7.191 6.791 ± 0.5648
16 1342 1342/1342 1342 ± 0.00005346 3.806 3.694/3.926 3.814 ± 0.2067
17 1342 1342/1342 1342 ± 0.00005018 3.786 3.647/3.946 3.805 ± 0.2752
statwtmode
VLASS-SE
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2025-03-12 09:39:11.468
End
2025-03-12 10:28:24.297
Duration
0:49:12.829
Note, WebLog generation is not included in the time.

CASA logs for stage 8