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

Statwt Summary Plot

VLASS2.1.sb38606107.eb38625163.59092.29495140046_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 5.258 5.13/5.855 5.303 ± 0.817
ea02 1342 1342/1342 1342 ± 0.00004176 5.71 5.29/6.59 5.683 ± 0.9878
ea04 1342 1342/1342 1342 ± 0.000007377 5.047 4.842/5.837 5.126 ± 0.8881
ea05 1342 1342/1342 1342 ± 0.000009961 5.395 5.068/6.223 5.537 ± 0.738
ea06 1342 1342/1342 1342 ± 0.00001647 4.679 4.527/5.135 4.603 ± 0.7072
ea07 1342 1342/1342 1342 ± 0.00004292 5.588 5.302/6.129 5.531 ± 0.8607
ea08 1342 1342/1342 1342 ± 0.00004273 5.877 5.469/6.646 5.833 ± 1.002
ea10 1342 1342/1342 1342 ± 0.00004406 5.4 5.175/6.412 5.556 ± 0.9408
ea11 1342 1342/1342 1342 ± 0.00004272 5.555 5.04/6.324 5.474 ± 0.9502
ea12 1342 1342/1342 1342 ± 0.00002372 5.444 5.135/6.487 5.57 ± 1.065
ea13 1342 1342/1342 1342 ± 0.000009726 5.796 5.667/6.354 5.915 ± 0.7571
ea14 1342 1342/1342 1342 ± 0.000009404 5.441 5.071/6.285 5.468 ± 0.8294
ea15 1342 1342/1342 1342 ± 0.000001792 5.124 4.865/6.051 5.308 ± 0.9496
ea16 1342 1342/1342 1342 ± 0.00002081 5.84 5.487/6.561 5.807 ± 0.9581
ea17 1342 1342/1342 1342 ± 0.0000437 5.738 5.249/6.352 5.644 ± 0.9838
ea18 1342 1342/1342 1342 ± 0.00004191 4.876 4.532/5.619 4.84 ± 0.7401
ea19 1342 1342/1342 1342 ± 0 5.681 5.435/6.603 5.82 ± 0.7808
ea20 1342 1342/1342 1342 ± 0.00002348 5.798 5.558/6.8 6.014 ± 0.9317
ea21 1342 1342/1342 1342 ± 0.00001538 5.454 5.247/6.184 5.497 ± 0.7697
ea22 1342 1342/1342 1342 ± 0.00002646 5.397 5.082/6.395 5.538 ± 0.8528
ea23 1342 1342/1342 1342 ± 0.00003942 5.773 5.229/6.289 5.61 ± 0.8674
ea25 1342 1342/1342 1342 ± 0.00004272 5.265 4.934/6.032 5.294 ± 0.8651
ea26 1342 1342/1342 1342 ± 0.00001493 5.784 5.644/6.854 6.015 ± 0.8878
ea27 1342 1342/1342 1342 ± 0.00004425 5.473 5.04/6.314 5.388 ± 0.9154
ea28 1342 1342/1342 1342 ± 0.00004354 5.558 5.304/6.362 5.581 ± 0.93
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 ± 0.00002396 5.192 5.019/5.476 5.232 ± 0.2795
5 1342 1342/1342 1342 ± 0.00002396 5.208 4.933/5.431 5.146 ± 0.4029
6 1342 1342/1342 1342 ± 0.00002396 5.275 5.045/5.418 5.239 ± 0.3176
7 1342 1342/1342 1342 ± 0.00002396 5.273 5.128/5.439 5.274 ± 0.2848
8 1342 1342/1342 1342 ± 0.00002396 5.305 5.066/5.431 5.233 ± 0.2987
9 1342 1342/1342 1342 ± 0.00002396 5.579 5.405/5.812 5.555 ± 0.3254
10 1342 1342/1342 1342 ± 0.00002396 5.982 5.854/6.178 5.947 ± 0.3532
11 1342 1342/1342 1342 ± 0.00002396 6.29 6.12/6.414 6.206 ± 0.3646
12 1342 1342/1342 1342 ± 0.00002396 6.429 6.224/6.599 6.374 ± 0.3823
13 1342 1342/1342 1342 ± 0.00002413 6.611 6.376/6.82 6.551 ± 0.3918
14 1342 1342/1342 1342 ± 0.0000295 6.298 5.968/6.73 6.344 ± 0.5338
15 1342 1342/1342 1342 ± 0.00002398 6.605 6.322/6.791 6.489 ± 0.4924
16 1342 1342/1342 1342 ± 0.00006011 3.637 3.472/3.919 3.717 ± 0.373
17 1342 1342/1342 1342 ± 0.00006103 3.808 3.653/4.024 3.855 ± 0.3483
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38606107.eb38625163.59092.29495140046_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-01-20 03:20:42.780
End
2025-01-20 04:08:12.830
Duration
0:47:30.050
Note, WebLog generation is not included in the time.

CASA logs for stage 8