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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.456 5.34/6.087 5.692 ± 0.5006
ea02 1342 1342/1342 1342 ± 0.00001824 5.828 5.388/6.469 5.924 ± 0.6358
ea04 1342 1342/1342 1342 ± 0.00001716 5.688 5.33/6.21 5.777 ± 0.5285
ea05 1342 1342/1342 1342 ± 0 5.943 5.423/6.429 5.903 ± 0.5455
ea06 1342 1342/1342 1342 ± 0 3.282 3.185/3.598 3.349 ± 0.1922
ea07 1342 1342/1342 1342 ± 0 5.496 5.455/5.811 5.578 ± 0.2009
ea08 1342 1342/1342 1342 ± 0.0000282 5.826 5.545/6.643 6.057 ± 0.6635
ea09 1342 1342/1342 1342 ± 0.000007351 5.072 4.809/5.45 5.152 ± 0.3832
ea10 1342 1342/1342 1342 ± 0 5.654 5.283/6.414 5.8 ± 0.5841
ea11 1342 1342/1342 1342 ± 0 5.803 5.462/6.483 5.974 ± 0.5891
ea12 1342 1342/1342 1342 ± 0 5.972 5.473/6.328 5.941 ± 0.4904
ea13 1342 1342/1342 1342 ± 0 5.863 5.757/6.283 6.068 ± 0.4501
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.166 5.024/5.352 5.18 ± 0.2808
ea17 1342 1342/1342 1342 ± 0.00001095 6.106 5.756/6.725 6.217 ± 0.5619
ea18 1342 1342/1342 1342 ± 0 5.178 4.913/5.636 5.298 ± 0.4377
ea19 1342 1342/1342 1342 ± 0 6.61 6.3/6.927 6.655 ± 0.3642
ea21 1342 1342/1342 1342 ± 0 5.932 5.552/6.397 6 ± 0.5223
ea22 1342 1342/1342 1342 ± 0.00001328 5.291 5.116/6.203 5.583 ± 0.5872
ea23 1342 1342/1342 1342 ± 0 6.113 5.588/6.583 6.156 ± 0.6157
ea25 1342 1342/1342 1342 ± 0 5.463 5.407/5.513 5.438 ± 0.173
ea26 1342 1342/1342 1342 ± 0 5.696 5.515/6.541 5.971 ± 0.5467
ea27 1342 1342/1342 1342 ± 0.000015 5.482 5.341/6.305 5.733 ± 0.5393
ea28 1342 1342/1342 1342 ± 0.00003723 5.717 5.475/6.511 5.923 ± 0.6316
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 ± 0.000026 5.578 5.371/5.706 5.484 ± 0.301
3 1342 1342/1342 1342 ± 0.00003145 5.12 4.949/5.567 5.234 ± 0.3348
4 1342 1342/1342 1342 ± 0.00003003 5.337 5.1/5.502 5.314 ± 0.2757
5 1342 1342/1342 1342 ± 0.000026 5.474 5.326/5.632 5.451 ± 0.2822
6 1342 1342/1342 1342 ± 0.000026 5.384 5.216/5.474 5.34 ± 0.2567
7 1342 1342/1342 1342 ± 0.000026 5.412 5.279/5.554 5.393 ± 0.2407
8 1342 1342/1342 1342 ± 0.000026 5.4 5.179/5.545 5.36 ± 0.2808
9 1342 1342/1342 1342 ± 0.000026 5.723 5.337/5.876 5.614 ± 0.349
10 1342 1342/1342 1342 ± 0.000026 6.063 5.856/6.224 5.862 ± 0.6249
11 1342 1342/1342 1342 ± 0.000026 6.291 6.016/6.41 6.027 ± 0.7343
12 1342 1342/1342 1342 ± 0.000026 6.406 6.105/6.516 6.165 ± 0.7439
13 1342 1342/1342 1342 ± 0.000026 6.799 6.472/6.924 6.525 ± 0.8037
14 1342 1342/1342 1342 ± 0.000026 6.879 6.68/7.115 6.675 ± 0.8151
15 1342 1342/1342 1342 ± 0.000026 6.458 6.28/6.748 6.272 ± 0.8094
16 1342 1342/1342 1342 ± 0.00004364 5.631 5.321/5.992 5.528 ± 0.6698
17 1342 1342/1342 1342 ± 0.00003869 5.628 5.38/6.061 5.629 ± 0.5213
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-03-29 06:02:36.931
End
2024-03-29 06:50:18.372
Duration
0:47:41.441
Note, WebLog generation is not included in the time.

CASA logs for stage 7