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

Statwt Summary Plot

VLASS2.1.sb38487128.eb38624732.59090.114586261574_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 5.331 5.293/6.078 5.504 ± 0.6594
ea02 1342 1342/1342 1342 ± 0.00004102 5.781 5.331/6.628 5.804 ± 0.8948
ea04 1342 1342/1342 1342 ± 0 5.234 5.08/6.054 5.455 ± 0.6831
ea05 1342 1342/1342 1342 ± 0.00001491 5.595 5.15/6.497 5.734 ± 0.7284
ea06 1342 1342/1342 1342 ± 0.000001582 5.23 4.778/5.358 4.958 ± 0.6484
ea07 1342 1342/1342 1342 ± 0.0000415 5.916 5.44/6.291 5.848 ± 0.7661
ea08 1342 1342/1342 1342 ± 0.0000415 5.914 5.51/6.736 5.955 ± 0.8775
ea09 1342 1342/1342 1342 ± 0 5.459 5.205/6.464 5.597 ± 0.7852
ea10 1342 1342/1342 1342 ± 0.0000415 5.504 5.236/6.657 5.762 ± 0.8089
ea11 1342 1342/1342 1342 ± 0.00003535 5.497 5.097/6.346 5.608 ± 0.8378
ea12 1342 1342/1342 1342 ± 0.000001155 5.59 5.378/6.534 5.796 ± 0.8594
ea13 1342 1342/1342 1342 ± 0.000002001 5.845 5.751/6.382 5.939 ± 0.7346
ea14 1342 1342/1342 1342 ± 0.00001036 5.565 5.307/6.563 5.831 ± 0.7619
ea15 1342 1342/1342 1342 ± 0 5.198 4.936/6.149 5.504 ± 0.7945
ea16 1342 1342/1342 1342 ± 0.00002647 5.982 5.606/6.868 6.119 ± 0.8791
ea17 1342 1342/1342 1342 ± 0.00004158 5.723 5.519/6.775 5.871 ± 0.8424
ea18 1342 1342/1342 1342 ± 0.00002671 4.915 4.673/5.672 5.033 ± 0.6311
ea19 1342 1342/1342 1342 ± 0.000009146 5.754 5.548/6.757 6.012 ± 0.7954
ea20 1342 1342/1342 1342 ± 0.000002583 5.861 5.659/6.815 6.002 ± 0.9153
ea21 1342 1342/1342 1342 ± 0.00002168 5.563 5.377/6.336 5.713 ± 0.7263
ea22 1342 1342/1342 1342 ± 0.00003201 5.431 5.207/6.456 5.579 ± 0.8425
ea23 1342 1342/1342 1342 ± 0.00004068 5.686 5.537/6.636 5.943 ± 0.8763
ea25 1342 1342/1342 1342 ± 0.00004119 5.253 5.16/6.24 5.506 ± 0.7787
ea26 1342 1342/1342 1342 ± 0 5.779 5.513/6.877 6.015 ± 0.8359
ea27 1342 1342/1342 1342 ± 0.00004298 5.418 5.102/6.424 5.585 ± 0.7584
ea28 1342 1342/1342 1342 ± 0.00004298 5.635 5.387/6.544 5.757 ± 0.8171
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 5.561 5.345/5.767 5.543 ± 0.2578
3 1342 1342/1342 1342 ± 0.00002393 5.455 5.224/5.594 5.385 ± 0.2928
5 1342 1342/1342 1342 ± 0.00002416 5.469 5.256/5.58 5.437 ± 0.2837
6 1342 1342/1342 1342 ± 0.00002393 5.377 5.226/5.537 5.357 ± 0.2669
7 1342 1342/1342 1342 ± 0.00002393 5.387 5.214/5.569 5.392 ± 0.2396
8 1342 1342/1342 1342 ± 0.00002393 5.384 5.148/5.521 5.356 ± 0.2393
9 1342 1342/1342 1342 ± 0.00002393 5.718 5.476/5.868 5.642 ± 0.2947
10 1342 1342/1342 1342 ± 0.00002348 6.055 5.896/6.242 6.005 ± 0.3298
11 1342 1342/1342 1342 ± 0.00002348 6.32 6.187/6.462 6.259 ± 0.3422
12 1342 1342/1342 1342 ± 0.00002348 6.512 6.295/6.642 6.438 ± 0.3644
13 1342 1342/1342 1342 ± 0.00002348 6.827 6.662/7.027 6.789 ± 0.3838
14 1342 1342/1342 1342 ± 0.00002718 6.908 6.631/7.138 6.835 ± 0.4535
15 1342 1342/1342 1342 ± 0.00002348 6.805 6.522/6.996 6.703 ± 0.4775
16 1342 1342/1342 1342 ± 0.00006103 4.318 4.175/4.491 4.329 ± 0.2434
17 1342 1342/1342 1342 ± 0.00006078 4.3 4.154/4.451 4.305 ± 0.2329
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38487128.eb38624732.59090.114586261574_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-04-18 03:02:25.692
End
2024-04-18 04:04:52.502
Duration
1:02:26.810
Note, WebLog generation is not included in the time.

CASA logs for stage 7