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 5.435 5.341/5.977 5.668 ± 0.4965
ea02 1342 1342/1342 1342 ± 0.000001103 5.868 5.389/6.409 5.904 ± 0.5798
ea04 1342 1342/1342 1342 ± 0 5.646 5.307/6.137 5.75 ± 0.5046
ea05 1342 1342/1342 1342 ± 0 5.874 5.403/6.181 5.849 ± 0.5098
ea06 1342 1342/1342 1342 ± 0 3.105 3.008/3.368 3.181 ± 0.1924
ea07 1342 1342/1342 1342 ± 0 5.492 5.441/5.763 5.581 ± 0.2013
ea08 1342 1342/1342 1342 ± 0.00001826 5.876 5.538/6.606 6.06 ± 0.6486
ea09 1342 1342/1342 1342 ± 0 5.024 4.881/5.539 5.191 ± 0.3898
ea10 1342 1342/1342 1342 ± 0 5.578 5.313/6.354 5.763 ± 0.5625
ea11 1342 1342/1342 1342 ± 0 5.778 5.512/6.406 5.957 ± 0.5335
ea12 1342 1342/1342 1342 ± 0 6.018 5.478/6.388 5.975 ± 0.5417
ea13 1342 1342/1342 1342 ± 0 5.944 5.761/6.269 6.068 ± 0.425
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 5.188 5.03/5.325 5.188 ± 0.2878
ea17 1342 1342/1342 1342 ± 0.0000155 6.062 5.765/6.539 6.183 ± 0.5586
ea18 1342 1342/1342 1342 ± 0 5.212 4.942/5.697 5.296 ± 0.4253
ea19 1342 1342/1342 1342 ± 0 6.582 6.216/6.846 6.581 ± 0.3511
ea21 1342 1342/1342 1342 ± 0 5.802 5.511/6.344 5.931 ± 0.4994
ea22 1342 1342/1342 1342 ± 0 5.301 5.145/6.113 5.567 ± 0.5751
ea23 1342 1342/1342 1342 ± 0 6.042 5.54/6.479 6.072 ± 0.5972
ea25 1342 1342/1342 1342 ± 0.000001511 5.433 5.38/5.492 5.421 ± 0.1421
ea26 1342 1342/1342 1342 ± 0 5.796 5.723/6.626 6.085 ± 0.5317
ea27 1342 1342/1342 1342 ± 0.00002099 5.518 5.34/6.273 5.725 ± 0.5191
ea28 1342 1342/1342 1342 ± 0.00002805 5.736 5.467/6.417 5.889 ± 0.6025
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 5.552 5.323/5.748 5.492 ± 0.3002
3 1342 1342/1342 1342 ± 0.00003353 5.211 4.997/5.531 5.273 ± 0.3495
4 1342 1342/1342 1342 ± 0.000026 5.348 5.163/5.488 5.292 ± 0.2846
5 1342 1342/1342 1342 ± 0.000026 5.44 5.318/5.617 5.448 ± 0.2851
6 1342 1342/1342 1342 ± 0.000026 5.384 5.207/5.512 5.365 ± 0.2544
7 1342 1342/1342 1342 ± 0.000026 5.422 5.313/5.527 5.404 ± 0.2344
8 1342 1342/1342 1342 ± 0.000026 5.416 5.176/5.494 5.358 ± 0.2787
9 1342 1342/1342 1342 ± 0.000026 5.724 5.354/5.868 5.606 ± 0.3324
10 1342 1342/1342 1342 ± 0.000026 6.023 5.847/6.166 5.832 ± 0.6284
11 1342 1342/1342 1342 ± 0.000026 6.26 5.989/6.379 6.005 ± 0.7538
12 1342 1342/1342 1342 ± 0.000026 6.385 6.08/6.474 6.146 ± 0.7625
13 1342 1342/1342 1342 ± 0.000026 6.759 6.445/6.971 6.503 ± 0.8136
14 1342 1342/1342 1342 ± 0.000026 6.857 6.663/7.062 6.634 ± 0.8341
15 1342 1342/1342 1342 ± 0.000026 6.456 6.209/6.652 6.211 ± 0.8212
16 1342 1342/1342 1342 ± 0.00003619 5.696 5.285/5.99 5.528 ± 0.6915
17 1342 1342/1342 1342 ± 0.00003432 5.611 5.38/6.058 5.553 ± 0.6725
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-03-29 06:59:09.084
End
2024-03-29 08:06:06.327
Duration
1:06:57.243
Note, WebLog generation is not included in the time.

CASA logs for stage 7