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

Statwt Summary Plot

VLASS2.1.sb38526435.eb38567732.59074.15649113426_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 5.43 5.316/5.844 5.612 ± 0.4645
ea02 1342 1342/1342 1342 ± 0 5.914 5.486/6.322 5.988 ± 0.5285
ea05 1342 1342/1342 1342 ± 0.000005395 5.784 5.387/6.095 5.792 ± 0.5212
ea06 1342 1342/1342 1342 ± 0 4.789 4.683/5.04 4.861 ± 0.2542
ea07 1342 1342/1342 1342 ± 0 5.74 5.553/6 5.866 ± 0.4563
ea08 1342 1342/1342 1342 ± 0 5.912 5.591/6.473 6.05 ± 0.5808
ea09 1342 1342/1342 1342 ± 0 5.224 4.92/5.589 5.241 ± 0.4093
ea10 1342 1342/1342 1342 ± 0.000009229 5.598 5.262/6.197 5.73 ± 0.5234
ea11 1342 1342/1342 1342 ± 0 5.901 5.439/6.249 5.913 ± 0.506
ea12 1342 1342/1342 1342 ± 0 5.756 5.371/6.315 5.914 ± 0.577
ea13 1342 1342/1342 1342 ± 0 6.04 5.728/6.386 6.079 ± 0.4443
ea14 1342 1342/1342 1342 ± 0 5.843 5.414/6.363 5.946 ± 0.577
ea15 1342 1342/1342 1342 ± 0 5.752 5.289/6.336 5.881 ± 0.6289
ea16 1342 1342/1342 1342 ± 0 5.748 5.469/5.946 5.817 ± 0.4922
ea17 1342 1342/1342 1342 ± 0.000008753 5.858 5.59/6.482 6.049 ± 0.5419
ea18 1342 1342/1342 1342 ± 0.000001349 5.12 4.829/5.577 5.202 ± 0.4741
ea19 1342 1342/1342 1342 ± 0 6.004 5.626/6.543 6.106 ± 0.5211
ea20 1342 1342/1342 1342 ± 0 6.289 5.772/6.753 6.278 ± 0.5367
ea21 1342 1342/1342 1342 ± 0 5.658 5.38/6.086 5.804 ± 0.4518
ea22 1342 1342/1342 1342 ± 0 5.714 5.314/6.243 5.816 ± 0.5738
ea23 1342 1342/1342 1342 ± 0 5.81 5.533/6.383 5.998 ± 0.5632
ea25 1342 1342/1342 1342 ± 0 5.642 5.371/6.006 5.731 ± 0.4621
ea26 1342 1342/1342 1342 ± 0 5.731 5.468/6.179 5.827 ± 0.4729
ea27 1342 1342/1342 1342 ± 0.00001842 5.435 5.328/6.158 5.657 ± 0.503
ea28 1342 1342/1342 1342 ± 0.000002676 5.566 5.408/6.247 5.802 ± 0.5492
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 ± 0.00002403 5.551 5.342/5.741 5.498 ± 0.2939
3 1342 1342/1342 1342 ± 0.00002897 5.131 4.938/5.457 5.212 ± 0.3598
4 1342 1342/1342 1342 ± 0.00002449 5.308 5.188/5.563 5.315 ± 0.3216
5 1342 1342/1342 1342 ± 0.00002402 5.469 5.305/5.566 5.432 ± 0.3134
6 1342 1342/1342 1342 ± 0.00002402 5.376 5.293/5.499 5.343 ± 0.2704
7 1342 1342/1342 1342 ± 0.00002402 5.367 5.259/5.471 5.343 ± 0.2342
8 1342 1342/1342 1342 ± 0.00002402 5.352 5.129/5.483 5.283 ± 0.2826
9 1342 1342/1342 1342 ± 0.00002402 5.554 5.426/5.727 5.516 ± 0.3368
10 1342 1342/1342 1342 ± 0.00002421 5.92 5.816/6.052 5.873 ± 0.3223
11 1342 1342/1342 1342 ± 0.00002421 6.168 5.971/6.213 6.054 ± 0.3379
12 1342 1342/1342 1342 ± 0.00002421 6.277 6.094/6.384 6.195 ± 0.3492
13 1342 1342/1342 1342 ± 0.00002421 6.691 6.559/6.817 6.613 ± 0.3776
14 1342 1342/1342 1342 ± 0.00002421 6.927 6.704/7.044 6.794 ± 0.4258
15 1342 1342/1342 1342 ± 0.00002421 6.431 6.241/6.721 6.388 ± 0.4135
16 1342 1342/1342 1342 ± 0.00002775 5.84 5.652/6.281 5.862 ± 0.3931
17 1342 1342/1342 1342 ± 0.00002592 5.881 5.643/6.169 5.868 ± 0.3728
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38526435.eb38567732.59074.15649113426_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-12 04:44:40.412
End
2024-12-12 05:22:06.453
Duration
0:37:26.041
Note, WebLog generation is not included in the time.

CASA logs for stage 8