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 5.311 5.215/6.088 5.493 ± 0.7125
ea02 1342 1342/1342 1342 ± 0.00004288 5.763 5.269/6.509 5.74 ± 0.8397
ea04 1342 1342/1342 1342 ± 0 5.161 4.941/5.939 5.388 ± 0.6407
ea05 1342 1342/1342 1342 ± 0.000008379 5.386 5.027/6.337 5.638 ± 0.6988
ea06 1342 1342/1342 1342 ± 0 4.89 4.507/5.574 5.016 ± 0.5815
ea07 1342 1342/1342 1342 ± 0.00004267 5.705 5.159/6.143 5.687 ± 0.7639
ea08 1342 1342/1342 1342 ± 0.000044 5.677 5.528/6.557 5.864 ± 0.8512
ea09 1342 1342/1342 1342 ± 0.00003614 5.14 4.898/5.882 5.264 ± 0.7028
ea10 1342 1342/1342 1342 ± 0.00004272 4.878 4.576/5.646 5.005 ± 0.5846
ea11 1342 1342/1342 1342 ± 0.00004062 5.906 5.286/6.527 5.801 ± 0.8717
ea12 1342 1342/1342 1342 ± 0 5.482 5.178/6.05 5.54 ± 0.7876
ea13 1342 1342/1342 1342 ± 0.00003194 5.758 5.625/6.281 5.779 ± 0.7128
ea14 1342 1342/1342 1342 ± 0.000004521 5.616 5.205/6.56 5.84 ± 0.7539
ea15 1342 1342/1342 1342 ± 0 5.371 5.159/6.315 5.675 ± 0.7859
ea16 1342 1342/1342 1342 ± 0.00001884 5.579 5.495/6.425 5.921 ± 0.7906
ea17 1342 1342/1342 1342 ± 0.00004404 5.719 5.419/6.383 5.786 ± 0.8276
ea18 1342 1342/1342 1342 ± 0.00002424 4.898 4.616/5.677 5.033 ± 0.6288
ea19 1342 1342/1342 1342 ± 0.000002861 5.594 5.381/6.634 5.904 ± 0.7287
ea20 1342 1342/1342 1342 ± 0.000008287 5.727 5.434/6.643 5.88 ± 0.8969
ea21 1342 1342/1342 1342 ± 0.0000121 5.367 5.194/6.271 5.627 ± 0.6783
ea22 1342 1342/1342 1342 ± 0.00004272 5.407 5.176/6.46 5.609 ± 0.8055
ea23 1342 1342/1342 1342 ± 0.00004106 5.694 5.287/6.538 5.912 ± 0.8609
ea24 1342 1342/1342 1342 ± 0.00001625 5.05 4.924/6.152 5.366 ± 0.6978
ea25 1342 1342/1342 1342 ± 0.00004404 5.226 5.119/6.08 5.453 ± 0.7493
ea26 1342 1342/1342 1342 ± 0.0000118 5.682 5.467/6.785 5.912 ± 0.8952
ea27 1342 1342/1342 1342 ± 0.00004404 5.526 5.167/6.492 5.628 ± 0.8021
ea28 1342 1342/1342 1342 ± 0.00004277 5.656 5.339/6.577 5.819 ± 0.8117
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 ± 0.00002313 5.447 5.199/5.604 5.343 ± 0.3064
5 1342 1342/1342 1342 ± 0.00002313 5.231 4.95/5.357 5.168 ± 0.3173
6 1342 1342/1342 1342 ± 0.00002313 5.257 5.066/5.431 5.241 ± 0.2755
7 1342 1342/1342 1342 ± 0.00002313 5.323 5.113/5.441 5.265 ± 0.2711
8 1342 1342/1342 1342 ± 0.00002313 5.269 5.026/5.495 5.231 ± 0.312
9 1342 1342/1342 1342 ± 0.00002313 5.545 5.333/5.778 5.507 ± 0.3218
10 1342 1342/1342 1342 ± 0.00002313 6.012 5.767/6.128 5.92 ± 0.3214
11 1342 1342/1342 1342 ± 0.00002313 6.311 6.05/6.444 6.205 ± 0.3223
12 1342 1342/1342 1342 ± 0.00002313 6.409 6.209/6.557 6.366 ± 0.3497
13 1342 1342/1342 1342 ± 0.00002313 6.77 6.443/6.962 6.694 ± 0.4174
14 1342 1342/1342 1342 ± 0.00002973 6.765 6.455/7.046 6.673 ± 0.4891
15 1342 1342/1342 1342 ± 0.00002313 6.665 6.368/6.891 6.598 ± 0.4359
16 1342 1342/1342 1342 ± 0.000061 4.383 4.232/4.58 4.416 ± 0.2613
17 1342 1342/1342 1342 ± 0.00006103 4.349 4.192/4.583 4.396 ± 0.2803
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-06 16:15:12.165
End
2024-12-06 16:54:35.098
Duration
0:39:22.933
Note, WebLog generation is not included in the time.

CASA logs for stage 8