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

Statwt Summary Plot

VLASS2.1.sb38522718.eb38555682.59065.0341228125_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 5.691 5.405/6.205 5.784 ± 0.5163
ea02 1342 1342/1342 1342 ± 0.00001126 5.821 5.524/6.575 6.063 ± 0.6668
ea04 1342 1342/1342 1342 ± 0 5.801 5.397/6.323 5.865 ± 0.5613
ea05 1342 1342/1342 1342 ± 0 5.919 5.488/6.415 5.926 ± 0.5242
ea06 1342 1342/1342 1342 ± 0 3.415 3.341/3.643 3.481 ± 0.1981
ea07 1342 1342/1342 1342 ± 0 5.478 5.325/5.845 5.575 ± 0.2511
ea08 1342 1342/1342 1342 ± 0.00001915 5.853 5.607/6.718 6.103 ± 0.6423
ea09 1342 1342/1342 1342 ± 0 5.16 5.003/5.751 5.351 ± 0.4272
ea10 1342 1342/1342 1342 ± 0 5.351 5.19/6.26 5.613 ± 0.573
ea11 1342 1342/1342 1342 ± 0 6.01 5.589/6.604 6.105 ± 0.6
ea12 1342 1342/1342 1342 ± 0 5.845 5.354/6.219 5.879 ± 0.5381
ea13 1342 1342/1342 1342 ± 0 6.15 5.842/6.439 6.199 ± 0.4776
ea14 1342 1342/1342 1342 ± 0 6.206 5.547/6.622 6.067 ± 0.6576
ea15 1342 1342/1342 1342 ± 0 5.996 5.517/6.431 6.009 ± 0.6089
ea16 1342 1342/1342 1342 ± 0 5.013 4.576/5.413 4.944 ± 0.5519
ea17 1342 1342/1342 1342 ± 0.00001196 6.19 5.826/6.736 6.253 ± 0.5931
ea18 1342 1342/1342 1342 ± 0 5.213 4.888/5.585 5.257 ± 0.4635
ea19 1342 1342/1342 1342 ± 0 6.375 6.035/6.569 6.352 ± 0.3327
ea20 1342 1342/1342 1342 ± 0 6.507 6.043/7.023 6.475 ± 0.6294
ea21 1342 1342/1342 1342 ± 0 6 5.652/6.507 6.095 ± 0.5517
ea22 1342 1342/1342 1342 ± 0 5.481 5.292/6.323 5.697 ± 0.5989
ea23 1342 1342/1342 1342 ± 0 6.052 5.649/6.707 6.171 ± 0.6442
ea25 1342 1342/1342 1342 ± 0.000002629 5.485 5.277/5.547 5.469 ± 0.214
ea26 1342 1342/1342 1342 ± 0 5.74 5.584/6.551 5.95 ± 0.546
ea27 1342 1342/1342 1342 ± 0.000005241 5.547 5.335/6.292 5.731 ± 0.5551
ea28 1342 1342/1342 1342 ± 0.00004685 6.555 6.162/6.937 6.508 ± 0.5077
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 ± 0.00002491 5.648 5.453/5.731 5.569 ± 0.3258
3 1342 1342/1342 1342 ± 0.00002648 5.159 4.93/5.351 5.165 ± 0.3311
4 1342 1342/1342 1342 ± 0.00002695 5.338 5.158/5.525 5.342 ± 0.304
5 1342 1342/1342 1342 ± 0.00002491 5.446 5.339/5.672 5.446 ± 0.3452
6 1342 1342/1342 1342 ± 0.00002491 5.454 5.291/5.528 5.378 ± 0.3724
7 1342 1342/1342 1342 ± 0.00002491 5.465 5.255/5.651 5.432 ± 0.3928
8 1342 1342/1342 1342 ± 0.00002491 5.465 5.191/5.652 5.409 ± 0.392
9 1342 1342/1342 1342 ± 0.00002491 5.775 5.463/6.018 5.69 ± 0.3731
10 1342 1342/1342 1342 ± 0.00002441 6.078 5.999/6.373 5.992 ± 0.5864
11 1342 1342/1342 1342 ± 0.00002441 6.385 6.168/6.515 6.168 ± 0.7062
12 1342 1342/1342 1342 ± 0.00002491 6.463 6.312/6.615 6.434 ± 0.375
13 1342 1342/1342 1342 ± 0.00002444 6.838 6.549/7.068 6.668 ± 0.7702
14 1342 1342/1342 1342 ± 0.00002444 6.968 6.717/7.223 6.803 ± 0.7635
15 1342 1342/1342 1342 ± 0.00002491 6.611 6.401/6.887 6.553 ± 0.4109
16 1342 1342/1342 1342 ± 0.00003571 5.921 5.487/6.147 5.751 ± 0.6504
17 1342 1342/1342 1342 ± 0.00003066 5.919 5.538/6.192 5.742 ± 0.6361
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38522718.eb38555682.59065.0341228125_split_split.ms
output_dir
 
Start time
2024-11-14 04:36:42.113
End
2024-11-14 05:40:43.792
Duration
1:04:01.679
Note, WebLog generation is not included in the time.

CASA logs for stage 8