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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 5.058 4.929/5.659 5.255 ± 0.5344
ea02 1342 1342/1342 1342 ± 0.00003545 5.449 5.159/6.209 5.537 ± 0.7363
ea04 1342 1342/1342 1342 ± 0.00002946 4.982 4.729/5.765 5.146 ± 0.649
ea05 1342 1342/1342 1342 ± 0.000006515 5.227 4.94/6.001 5.33 ± 0.7701
ea06 1342 1342/1342 1342 ± 0.00003575 4.58 4.364/5.34 4.769 ± 0.6277
ea07 1342 1342/1342 1342 ± 0.00003641 5.443 4.996/5.854 5.414 ± 0.5463
ea08 1342 1342/1342 1342 ± 0.00004004 5.455 5.123/6.329 5.572 ± 0.8064
ea09 1342 1342/1342 1342 ± 0.00002102 5.138 4.902/5.983 5.225 ± 0.7569
ea10 1342 1342/1342 1342 ± 0.00003791 5.128 4.792/5.956 5.276 ± 0.6527
ea11 1342 1342/1342 1342 ± 0.00002986 5.242 4.861/6.139 5.36 ± 0.6972
ea12 1342 1342/1342 1342 ± 0.00003675 5.253 4.879/6.227 5.42 ± 0.8228
ea13 1342 1342/1342 1342 ± 0.00001472 5.533 5.401/6.18 5.557 ± 0.8614
ea14 1342 1342/1342 1342 ± 0.00002057 5.203 4.915/6.183 5.388 ± 0.692
ea15 1342 1342/1342 1342 ± 0.00002208 4.835 4.751/5.892 5.244 ± 0.7508
ea16 1342 1342/1342 1342 ± 0.00002004 5.386 5.181/6.248 5.641 ± 0.7271
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.00003058 4.685 4.357/5.417 4.775 ± 0.5791
ea19 1342 1342/1342 1342 ± 0.000007491 5.419 5.165/6.284 5.523 ± 0.7724
ea20 1342 1342/1342 1342 ± 0.00003734 5.55 5.192/6.538 5.698 ± 0.8774
ea21 1342 1342/1342 1342 ± 0.00001119 5.065 4.779/5.961 5.232 ± 0.6868
ea22 1342 1342/1342 1342 ± 0.00003213 5.249 4.957/6.123 5.396 ± 0.7566
ea23 1342 1342/1342 1342 ± 0.00003246 5.486 5.101/6.094 5.532 ± 0.646
ea25 1342 1342/1342 1342 ± 0.00003831 5.057 4.871/5.846 5.291 ± 0.6204
ea26 1342 1342/1342 1342 ± 0.00002407 5.438 5.295/6.349 5.541 ± 0.8958
ea27 1342 1342/1342 1342 ± 0.00004252 5.093 4.855/5.989 5.286 ± 0.6534
ea28 1342 1342/1342 1342 ± 0.00004187 5.343 5.01/6.181 5.427 ± 0.71
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 ± 0.00002393 5 4.929/5.302 5.063 ± 0.2592
3 1342 1342/1342 1342 ± 0.00003056 4.833 4.662/5.021 4.814 ± 0.3099
4 1342 1342/1342 1342 ± 0.00002964 4.745 4.616/4.869 4.675 ± 0.3063
5 1342 1342/1342 1342 ± 0.0000244 4.937 4.745/5.172 4.949 ± 0.3311
6 1342 1342/1342 1342 ± 0.00002393 5.021 4.857/5.224 5.011 ± 0.274
7 1342 1342/1342 1342 ± 0.00002393 5.09 4.938/5.203 5.076 ± 0.2467
8 1342 1342/1342 1342 ± 0.00002393 5.063 4.89/5.22 5.038 ± 0.2518
9 1342 1342/1342 1342 ± 0.00002393 5.311 5.199/5.488 5.299 ± 0.2899
10 1342 1342/1342 1342 ± 0.00002393 5.798 5.666/5.932 5.751 ± 0.2973
11 1342 1342/1342 1342 ± 0.00002393 6.091 5.892/6.192 6.021 ± 0.2995
12 1342 1342/1342 1342 ± 0.00002393 6.208 6.015/6.341 6.165 ± 0.2995
13 1342 1342/1342 1342 ± 0.00002413 6.284 6.161/6.481 6.299 ± 0.3137
14 1342 1342/1342 1342 ± 0.00003678 5.904 5.671/6.243 5.97 ± 0.4017
15 1342 1342/1342 1342 ± 0.00002399 6.277 6.051/6.564 6.251 ± 0.4119
16 1342 1342/1342 1342 ± 0.00006091 4.114 3.827/4.573 4.215 ± 0.5203
17 1342 1342/1342 1342 ± 0.00006102 4.143 3.819/4.565 4.199 ± 0.5038
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-17 05:35:20.993
End
2024-11-17 06:41:24.637
Duration
1:06:03.644
Note, WebLog generation is not included in the time.

CASA logs for stage 8