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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.432 5.086/5.876 5.522 ± 0.5128
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.493 5.121/6.025 5.621 ± 0.5464
ea05 1342 1342/1342 1342 ± 0 5.595 5.167/6.167 5.697 ± 0.5796
ea06 1342 1342/1342 1342 ± 0 4.984 4.773/5.374 5.06 ± 0.3774
ea07 1342 1342/1342 1342 ± 0 5.806 5.354/6.124 5.863 ± 0.5541
ea08 1342 1342/1342 1342 ± 0 5.816 5.368/6.528 5.923 ± 0.6537
ea09 1342 1342/1342 1342 ± 0 5.605 5.015/6.232 5.643 ± 0.5927
ea10 1342 1342/1342 1342 ± 0 5.682 5.175/6.497 5.787 ± 0.6504
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.78 5.32/6.327 5.898 ± 0.621
ea13 1342 1342/1342 1342 ± 0 6.076 5.604/6.207 5.981 ± 0.4736
ea14 1342 1342/1342 1342 ± 0 5.87 5.213/6.277 5.722 ± 0.6374
ea15 1342 1342/1342 1342 ± 0 5.512 5.031/6.066 5.615 ± 0.6621
ea16 1342 1342/1342 1342 ± 0 6.014 5.476/6.453 6.078 ± 0.7094
ea17 1342 1342/1342 1342 ± 0.000005835 5.954 5.52/6.602 5.988 ± 0.6204
ea18 1342 1342/1342 1342 ± 0 4.975 4.693/5.368 5.055 ± 0.4875
ea19 1342 1342/1342 1342 ± 0 6.073 5.47/6.581 6.027 ± 0.6035
ea20 1342 1342/1342 1342 ± 0 6.259 5.706/6.759 6.15 ± 0.6366
ea21 1342 1342/1342 1342 ± 0 5.499 5.236/6.103 5.657 ± 0.5339
ea22 1342 1342/1342 1342 ± 0 5.516 5.093/6.178 5.63 ± 0.63
ea23 1342 1342/1342 1342 ± 0 5.904 5.396/6.469 5.968 ± 0.6622
ea25 1342 1342/1342 1342 ± 0.00000122 5.475 5.165/5.97 5.571 ± 0.553
ea26 1342 1342/1342 1342 ± 0 5.892 5.447/6.512 5.972 ± 0.6623
ea27 1342 1342/1342 1342 ± 0.00002801 5.524 5.065/6.293 5.642 ± 0.6056
ea28 1342 1342/1342 1342 ± 0 5.49 5.258/6.265 5.695 ± 0.6128
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 ± 0.00002442 5.361 5.117/5.527 5.33 ± 0.25
3 1342 1342/1342 1342 ± 0.00002653 5.017 4.829/5.269 5.021 ± 0.2621
4 1342 1342/1342 1342 ± 0.00002442 5.127 4.954/5.274 5.106 ± 0.2881
5 1342 1342/1342 1342 ± 0.00002473 5.238 5.035/5.36 5.232 ± 0.2892
6 1342 1342/1342 1342 ± 0.00002458 5.067 4.914/5.173 5.051 ± 0.2492
7 1342 1342/1342 1342 ± 0.00002442 5.281 5.16/5.481 5.282 ± 0.2401
8 1342 1342/1342 1342 ± 0.00002442 5.277 5.058/5.451 5.239 ± 0.2697
9 1342 1342/1342 1342 ± 0.00002442 5.509 5.349/5.798 5.506 ± 0.3015
10 1342 1342/1342 1342 ± 0.00002442 5.937 5.835/6.113 5.915 ± 0.2958
11 1342 1342/1342 1342 ± 0.00002442 6.175 6.03/6.357 6.131 ± 0.3205
12 1342 1342/1342 1342 ± 0.00002442 6.283 6.116/6.495 6.266 ± 0.3361
13 1342 1342/1342 1342 ± 0.00002442 6.693 6.538/6.943 6.67 ± 0.3569
14 1342 1342/1342 1342 ± 0.00002442 6.809 6.642/7.108 6.82 ± 0.3845
15 1342 1342/1342 1342 ± 0.00002442 6.519 6.333/6.721 6.456 ± 0.3672
16 1342 1342/1342 1342 ± 0.00003115 5.845 5.669/6.146 5.87 ± 0.3249
17 1342 1342/1342 1342 ± 0.00002674 5.787 5.649/6.056 5.82 ± 0.3105
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-05-01 11:05:54.781
End
2024-05-01 11:53:31.201
Duration
0:47:36.421
Note, WebLog generation is not included in the time.

CASA logs for stage 7