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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.669 5.358/5.888 5.7 ± 0.3975
ea02 1342 1342/1342 1342 ± 0 5.75 5.41/6.272 5.87 ± 0.5059
ea04 1342 1342/1342 1342 ± 0 5.612 5.32/6.126 5.748 ± 0.5138
ea05 1342 1342/1342 1342 ± 0 5.385 5.157/5.739 5.454 ± 0.3959
ea06 1342 1342/1342 1342 ± 0 4.937 4.768/5.273 5 ± 0.2877
ea07 1342 1342/1342 1342 ± 0 5.471 5.136/5.743 5.504 ± 0.373
ea08 1342 1342/1342 1342 ± 0 5.52 5.249/5.964 5.569 ± 0.4264
ea09 1342 1342/1342 1342 ± 0 5.1 4.946/5.54 5.228 ± 0.3379
ea10 1342 1342/1342 1342 ± 0.00001575 5.1 4.916/5.771 5.273 ± 0.4189
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.437 5.253/5.681 5.509 ± 0.3237
ea13 1342 1342/1342 1342 ± 0 6.021 5.81/6.329 6.126 ± 0.435
ea14 1342 1342/1342 1342 ± 0 5.444 5.169/5.883 5.547 ± 0.4733
ea15 1342 1342/1342 1342 ± 0 5.427 5.182/5.852 5.541 ± 0.4214
ea16 1342 1342/1342 1342 ± 0 5.52 5.314/5.774 5.601 ± 0.3787
ea17 1342 1342/1342 1342 ± 0.00000188 5.358 5.259/5.598 5.458 ± 0.3164
ea18 1342 1342/1342 1342 ± 0 4.486 4.373/4.773 4.574 ± 0.2504
ea19 1342 1342/1342 1342 ± 0 5.452 5.193/5.807 5.517 ± 0.3436
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.573 5.466/6.184 5.793 ± 0.4676
ea22 1342 1342/1342 1342 ± 0 4.882 4.75/5.348 4.986 ± 0.4268
ea23 1342 1342/1342 1342 ± 0 5.938 5.802/6.563 6.22 ± 0.6085
ea25 1342 1342/1342 1342 ± 0 5.661 5.493/6.156 5.831 ± 0.5358
ea26 1342 1342/1342 1342 ± 0 5.513 5.369/5.976 5.688 ± 0.3676
ea27 1342 1342/1342 1342 ± 0.00004046 5.135 5.018/5.58 5.285 ± 0.3498
ea28 1342 1342/1342 1342 ± 0 5.801 5.595/6.343 5.994 ± 0.6066
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 ± 0.00002441 5.426 5.243/5.557 5.393 ± 0.2837
3 1342 1342/1342 1342 ± 0.00002445 5.269 5.039/5.415 5.211 ± 0.3403
4 1342 1342/1342 1342 ± 0.00002643 5.342 5.012/5.498 5.226 ± 0.3535
5 1342 1342/1342 1342 ± 0.00002441 5.273 5.034/5.583 5.302 ± 0.3461
6 1342 1342/1342 1342 ± 0.00002441 5.128 5.008/5.339 5.137 ± 0.2855
7 1342 1342/1342 1342 ± 0.00002441 5.247 5.102/5.481 5.251 ± 0.3169
8 1342 1342/1342 1342 ± 0.00002441 5.217 4.936/5.497 5.174 ± 0.3411
9 1342 1342/1342 1342 ± 0.00002441 5.399 5.202/5.649 5.388 ± 0.3794
10 1342 1342/1342 1342 ± 0.00002441 5.714 5.519/6.088 5.713 ± 0.3877
11 1342 1342/1342 1342 ± 0.00002441 5.819 5.695/6.156 5.876 ± 0.3884
12 1342 1342/1342 1342 ± 0.00002441 5.947 5.763/6.252 5.91 ± 0.549
13 1342 1342/1342 1342 ± 0.00002441 6.241 5.92/6.647 6.288 ± 0.5151
14 1342 1342/1342 1342 ± 0.00002441 6.361 5.994/6.769 6.372 ± 0.5629
15 1342 1342/1342 1342 ± 0.00002483 5.727 5.355/6.077 5.719 ± 0.4772
16 1342 1342/1342 1342 ± 0.00003385 5.463 5.065/5.649 5.374 ± 0.411
17 1342 1342/1342 1342 ± 0.00003548 5.275 5.014/5.641 5.318 ± 0.4366
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
Start time
2024-12-03 14:11:15.079
End
2024-12-03 15:16:34.441
Duration
1:05:19.362
Note, WebLog generation is not included in the time.

CASA logs for stage 8