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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.498 5.297/6.045 5.686 ± 0.5298
ea02 1342 1342/1342 1342 ± 0 5.777 5.398/6.462 5.978 ± 0.6709
ea04 1342 1342/1342 1342 ± 0 5.582 5.245/6.135 5.743 ± 0.5438
ea05 1342 1342/1342 1342 ± 0 5.531 5.15/6.061 5.655 ± 0.5727
ea06 1342 1342/1342 1342 ± 0 4.945 4.749/5.361 5.059 ± 0.3714
ea07 1342 1342/1342 1342 ± 0 5.937 5.422/6.195 5.949 ± 0.5755
ea08 1342 1342/1342 1342 ± 0.00001919 5.826 5.485/6.61 6.057 ± 0.7091
ea09 1342 1342/1342 1342 ± 0.000002843 5.552 5.193/6.26 5.703 ± 0.646
ea10 1342 1342/1342 1342 ± 0 5.862 5.308/6.546 5.901 ± 0.6699
ea11 1342 1342/1342 1342 ± 0 5.802 5.175/6.319 5.821 ± 0.6471
ea12 1342 1342/1342 1342 ± 0 6.34 6.144/6.845 6.478 ± 0.4201
ea13 1342 1342/1342 1342 ± 0 6.018 5.736/6.345 6.114 ± 0.5057
ea14 1342 1342/1342 1342 ± 0 5.67 5.107/6.253 5.757 ± 0.6495
ea15 1342 1342/1342 1342 ± 0 5.733 5.258/6.35 5.87 ± 0.6808
ea16 1342 1342/1342 1342 ± 0 6.027 5.536/6.618 6.152 ± 0.7088
ea17 1342 1342/1342 1342 ± 0.00001686 5.97 5.585/6.483 6.101 ± 0.621
ea18 1342 1342/1342 1342 ± 0 5.031 4.741/5.505 5.171 ± 0.5014
ea19 1342 1342/1342 1342 ± 0 5.78 5.372/6.347 5.946 ± 0.5924
ea20 1342 1342/1342 1342 ± 0 6.089 5.688/6.699 6.202 ± 0.648
ea21 1342 1342/1342 1342 ± 0 5.564 5.254/6.103 5.701 ± 0.5417
ea22 1342 1342/1342 1342 ± 0.000003398 5.487 5.278/6.372 5.798 ± 0.6626
ea23 1342 1342/1342 1342 ± 0 5.983 5.482/6.37 6.031 ± 0.6468
ea25 1342 1342/1342 1342 ± 0 5.525 5.179/6.049 5.642 ± 0.5748
ea26 1342 1342/1342 1342 ± 0.000005151 5.953 5.645/6.669 6.145 ± 0.6685
ea27 1342 1342/1342 1342 ± 0.00002228 5.54 5.321/6.357 5.761 ± 0.5934
ea28 1342 1342/1342 1342 ± 0.0000297 5.648 5.414/6.41 5.875 ± 0.6717
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 ± 0.00002392 5.349 5.153/5.558 5.344 ± 0.2572
3 1342 1342/1342 1342 ± 0.00002406 5.119 4.93/5.293 5.112 ± 0.2426
4 1342 1342/1342 1342 ± 0.00002423 5.239 5.088/5.365 5.201 ± 0.2615
5 1342 1342/1342 1342 ± 0.00002392 5.373 5.145/5.541 5.364 ± 0.3028
6 1342 1342/1342 1342 ± 0.00002392 5.324 5.15/5.48 5.284 ± 0.2903
7 1342 1342/1342 1342 ± 0.00002392 5.334 5.249/5.475 5.341 ± 0.2549
8 1342 1342/1342 1342 ± 0.00002392 5.296 5.193/5.462 5.305 ± 0.2728
9 1342 1342/1342 1342 ± 0.00002392 5.595 5.44/5.875 5.591 ± 0.317
10 1342 1342/1342 1342 ± 0.00002348 6.022 5.863/6.177 6 ± 0.2998
11 1342 1342/1342 1342 ± 0.00002348 6.311 6.081/6.375 6.217 ± 0.3121
12 1342 1342/1342 1342 ± 0.00002348 6.42 6.21/6.54 6.366 ± 0.3319
13 1342 1342/1342 1342 ± 0.00002348 6.886 6.674/7.018 6.813 ± 0.3492
14 1342 1342/1342 1342 ± 0.00002348 7.066 6.804/7.272 6.993 ± 0.3911
15 1342 1342/1342 1342 ± 0.00002348 6.668 6.362/6.852 6.594 ± 0.3933
16 1342 1342/1342 1342 ± 0.00003429 5.888 5.641/6.225 5.915 ± 0.3433
17 1342 1342/1342 1342 ± 0.00003302 5.885 5.651/6.19 5.912 ± 0.3464
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-05-01 10:31:58.161
End
2024-05-01 11:48:54.465
Duration
1:16:56.304
Note, WebLog generation is not included in the time.

CASA logs for stage 7