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 5.559 5.509/6.277 5.881 ± 0.6003
ea02 1342 1342/1342 1342 ± 0.0000415 6.119 5.622/6.738 6.201 ± 0.6488
ea03 1342 1342/1342 1342 ± 0 5.728 5.003/6.19 5.652 ± 0.6099
ea04 1342 1342/1342 1342 ± 0 5.666 5.226/6.18 5.767 ± 0.532
ea05 1342 1342/1342 1342 ± 0 6.185 5.631/6.638 6.016 ± 0.6906
ea06 1342 1342/1342 1342 ± 0 4.878 4.859/4.925 4.772 ± 0.2722
ea07 1342 1342/1342 1342 ± 0 6.128 5.777/6.47 6.277 ± 0.5552
ea08 1342 1342/1342 1342 ± 0 6.088 5.728/6.911 6.287 ± 0.7094
ea09 1342 1342/1342 1342 ± 0 5.985 5.478/6.698 6.034 ± 0.7334
ea10 1342 1342/1342 1342 ± 0 6.02 5.599/6.763 6.153 ± 0.6659
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.027 5.469/6.455 6.014 ± 0.703
ea13 1342 1342/1342 1342 ± 0 6.648 6.032/7.128 6.468 ± 0.6913
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0 6.148 5.662/6.601 6.189 ± 0.676
ea16 1342 1342/1342 1342 ± 0 6.437 5.94/7.002 6.47 ± 0.7787
ea17 1342 1342/1342 1342 ± 0 6.66 6.03/7.241 6.671 ± 0.6538
ea18 1342 1342/1342 1342 ± 0 5.163 4.786/5.593 5.239 ± 0.4659
ea19 1342 1342/1342 1342 ± 0 6.292 5.675/6.755 6.231 ± 0.5854
ea20 1342 1342/1342 1342 ± 0 6.11 5.629/6.721 6.112 ± 0.6822
ea21 1342 1342/1342 1342 ± 0 6.026 5.654/6.593 6.099 ± 0.6442
ea22 1342 1342/1342 1342 ± 0 6.042 5.515/6.493 5.98 ± 0.5826
ea23 1342 1342/1342 1342 ± 0 6.287 5.698/6.726 6.241 ± 0.7084
ea24 1342 1342/1342 1342 ± 0 6.112 5.729/6.816 6.187 ± 0.6839
ea25 1342 1342/1342 1342 ± 0 5.775 5.483/6.351 5.925 ± 0.591
ea26 1342 1342/1342 1342 ± 0 6.605 5.963/7.25 6.542 ± 0.7547
ea27 1342 1342/1342 1342 ± 0 5.688 5.598/6.534 5.952 ± 0.633
ea28 1342 1342/1342 1342 ± 0 5.666 5.425/6.404 5.856 ± 0.6374
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 ± 0.00002392 5.649 5.418/5.769 5.561 ± 0.3095
4 1342 1342/1342 1342 ± 0.00002795 4.82 4.601/4.962 4.761 ± 0.2536
5 1342 1342/1342 1342 ± 0.00002392 5.571 5.308/5.762 5.525 ± 0.3568
6 1342 1342/1342 1342 ± 0.00002392 5.592 5.435/5.773 5.545 ± 0.3369
7 1342 1342/1342 1342 ± 0.00002392 5.596 5.43/5.69 5.537 ± 0.3057
8 1342 1342/1342 1342 ± 0.00002392 5.519 5.304/5.658 5.458 ± 0.3461
9 1342 1342/1342 1342 ± 0.00002392 5.769 5.524/6.083 5.738 ± 0.3837
10 1342 1342/1342 1342 ± 0.00002439 6.266 6.055/6.447 6.216 ± 0.3397
11 1342 1342/1342 1342 ± 0.00002439 6.523 6.319/6.649 6.447 ± 0.3339
12 1342 1342/1342 1342 ± 0.00002439 6.66 6.451/6.752 6.615 ± 0.369
13 1342 1342/1342 1342 ± 0.00002439 7.078 6.892/7.146 7.019 ± 0.3646
14 1342 1342/1342 1342 ± 0.00002439 7.201 6.993/7.469 7.193 ± 0.3935
15 1342 1342/1342 1342 ± 0.00002439 6.805 6.628/7.018 6.789 ± 0.3594
16 1342 1342/1342 1342 ± 0.00002489 6.122 5.875/6.364 6.165 ± 0.3802
17 1342 1342/1342 1342 ± 0.00002489 6.179 6.01/6.385 6.196 ± 0.3539
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-01-11 05:32:30.611
End
2025-01-11 06:47:58.644
Duration
1:15:28.033
Note, WebLog generation is not included in the time.

CASA logs for stage 8