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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.579 5.493/6.317 5.893 ± 0.6077
ea02 1342 1342/1342 1342 ± 0.0000415 6.143 5.648/6.764 6.242 ± 0.6298
ea03 1342 1342/1342 1342 ± 0 5.725 4.996/6.168 5.632 ± 0.5955
ea04 1342 1342/1342 1342 ± 0 5.584 5.201/6.158 5.706 ± 0.5394
ea05 1342 1342/1342 1342 ± 0 6.138 5.603/6.623 6.004 ± 0.671
ea06 1342 1342/1342 1342 ± 0 4.857 4.827/4.908 4.834 ± 0.1144
ea07 1342 1342/1342 1342 ± 0 6.145 5.747/6.475 6.247 ± 0.5638
ea08 1342 1342/1342 1342 ± 0 6.176 5.746/6.92 6.296 ± 0.6881
ea09 1342 1342/1342 1342 ± 0 5.96 5.438/6.672 6.029 ± 0.7186
ea10 1342 1342/1342 1342 ± 0 6.005 5.596/6.755 6.134 ± 0.6584
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.051 5.468/6.441 6.027 ± 0.7041
ea13 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0 6.163 5.668/6.606 6.206 ± 0.6808
ea16 1342 1342/1342 1342 ± 0 6.422 5.925/6.968 6.442 ± 0.7695
ea17 1342 1342/1342 1342 ± 0 6.657 6.034/7.278 6.666 ± 0.6605
ea18 1342 1342/1342 1342 ± 0 5.193 4.82/5.658 5.263 ± 0.5049
ea19 1342 1342/1342 1342 ± 0 6.286 5.691/6.758 6.217 ± 0.5873
ea20 1342 1342/1342 1342 ± 0 6.144 5.629/6.704 6.104 ± 0.6807
ea21 1342 1342/1342 1342 ± 0 5.967 5.67/6.604 6.096 ± 0.6359
ea22 1342 1342/1342 1342 ± 0 6.102 5.508/6.467 5.975 ± 0.5703
ea23 1342 1342/1342 1342 ± 0 6.205 5.715/6.719 6.225 ± 0.6908
ea24 1342 1342/1342 1342 ± 0 6.09 5.725/6.796 6.166 ± 0.6687
ea25 1342 1342/1342 1342 ± 0 5.799 5.46/6.336 5.912 ± 0.5979
ea26 1342 1342/1342 1342 ± 0 6.618 5.986/7.226 6.54 ± 0.7442
ea27 1342 1342/1342 1342 ± 0 5.717 5.592/6.538 5.952 ± 0.6264
ea28 1342 1342/1342 1342 ± 0 5.704 5.429/6.394 5.87 ± 0.6299
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 ± 0.00002407 5.647 5.411/5.769 5.564 ± 0.3177
4 1342 1342/1342 1342 ± 0.0000276 4.859 4.628/5.046 4.845 ± 0.2249
5 1342 1342/1342 1342 ± 0.00002407 5.544 5.293/5.745 5.502 ± 0.3481
6 1342 1342/1342 1342 ± 0.00002407 5.56 5.421/5.755 5.513 ± 0.3286
7 1342 1342/1342 1342 ± 0.00002407 5.616 5.452/5.701 5.536 ± 0.3084
8 1342 1342/1342 1342 ± 0.00002407 5.498 5.298/5.674 5.456 ± 0.3502
9 1342 1342/1342 1342 ± 0.00002407 5.736 5.516/6.106 5.729 ± 0.39
10 1342 1342/1342 1342 ± 0.00002455 6.217 6.061/6.445 6.209 ± 0.3441
11 1342 1342/1342 1342 ± 0.00002455 6.507 6.282/6.612 6.438 ± 0.3304
12 1342 1342/1342 1342 ± 0.00002455 6.625 6.444/6.761 6.604 ± 0.3596
13 1342 1342/1342 1342 ± 0.00002455 7.049 6.9/7.152 7.018 ± 0.363
14 1342 1342/1342 1342 ± 0.00002455 7.186 7.013/7.471 7.186 ± 0.3961
15 1342 1342/1342 1342 ± 0.00002455 6.758 6.492/6.946 6.744 ± 0.3546
16 1342 1342/1342 1342 ± 0.00002507 6.155 5.881/6.358 6.173 ± 0.3597
17 1342 1342/1342 1342 ± 0.00002507 6.182 5.98/6.422 6.21 ± 0.348
statwtmode
VLASS-SE
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2025-01-11 02:54:32.097
End
2025-01-11 04:22:14.471
Duration
1:27:42.373
Note, WebLog generation is not included in the time.

CASA logs for stage 8