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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.397 5.321/6.136 5.705 ± 0.5891
ea02 1342 1342/1342 1342 ± 0.0000415 5.812 5.389/6.671 6.009 ± 0.7445
ea04 1342 1342/1342 1342 ± 0 5.462 5.14/6.043 5.603 ± 0.5851
ea05 1342 1342/1342 1342 ± 0 5.923 5.373/6.586 5.92 ± 0.6918
ea06 1342 1342/1342 1342 ± 0 4.821 4.693/5.312 4.967 ± 0.4163
ea07 1342 1342/1342 1342 ± 0.000004807 5.912 5.565/6.309 6.081 ± 0.6371
ea08 1342 1342/1342 1342 ± 0.0000415 5.819 5.56/6.839 6.18 ± 0.7772
ea09 1342 1342/1342 1342 ± 0.00002946 5.558 5.248/6.497 5.829 ± 0.673
ea10 1342 1342/1342 1342 ± 0.00003206 5.682 5.314/6.771 5.996 ± 0.7797
ea11 1342 1342/1342 1342 ± 0.000001603 5.857 5.267/6.689 6.022 ± 0.7928
ea12 1342 1342/1342 1342 ± 0 5.635 5.42/6.543 5.976 ± 0.6874
ea13 1342 1342/1342 1342 ± 0.00001371 5.87 5.797/6.469 6.23 ± 0.5756
ea14 1342 1342/1342 1342 ± 0 5.955 5.31/6.461 5.906 ± 0.7016
ea15 1342 1342/1342 1342 ± 0 5.904 5.376/6.413 5.934 ± 0.733
ea16 1342 1342/1342 1342 ± 0 6.254 5.693/6.837 6.303 ± 0.7465
ea17 1342 1342/1342 1342 ± 0.00004272 5.904 5.619/6.993 6.183 ± 0.7032
ea18 1342 1342/1342 1342 ± 0 4.911 4.734/5.622 5.074 ± 0.5716
ea19 1342 1342/1342 1342 ± 0 6.248 5.573/6.816 6.243 ± 0.6819
ea20 1342 1342/1342 1342 ± 0 5.826 5.637/6.813 6.131 ± 0.7365
ea21 1342 1342/1342 1342 ± 0 5.664 5.42/6.441 5.923 ± 0.6312
ea22 1342 1342/1342 1342 ± 0.00003266 5.319 5.093/6.244 5.613 ± 0.7174
ea23 1342 1342/1342 1342 ± 0 5.92 5.526/6.684 6.125 ± 0.7628
ea25 1342 1342/1342 1342 ± 0.000004532 5.567 5.281/6.476 5.832 ± 0.6924
ea26 1342 1342/1342 1342 ± 0.000003462 5.78 5.647/7.005 6.229 ± 0.7436
ea27 1342 1342/1342 1342 ± 0.0000416 5.551 5.382/6.559 5.862 ± 0.6617
ea28 1342 1342/1342 1342 ± 0.00004162 5.726 5.467/6.663 6.022 ± 0.7393
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 ± 0.00002352 5.437 5.278/5.698 5.429 ± 0.2672
4 1342 1342/1342 1342 ± 0.00002764 4.924 4.781/5.096 4.933 ± 0.3315
5 1342 1342/1342 1342 ± 0.00002352 5.441 5.187/5.577 5.419 ± 0.2933
6 1342 1342/1342 1342 ± 0.00002352 5.378 5.206/5.516 5.327 ± 0.3148
7 1342 1342/1342 1342 ± 0.00002352 5.388 5.29/5.562 5.381 ± 0.2602
8 1342 1342/1342 1342 ± 0.00002352 5.432 5.216/5.57 5.375 ± 0.2962
9 1342 1342/1342 1342 ± 0.00002352 5.715 5.545/5.931 5.652 ± 0.3363
10 1342 1342/1342 1342 ± 0.00002352 6.153 6.001/6.264 6.086 ± 0.3325
11 1342 1342/1342 1342 ± 0.00002352 6.412 6.215/6.54 6.324 ± 0.3501
12 1342 1342/1342 1342 ± 0.00002352 6.555 6.36/6.694 6.443 ± 0.496
13 1342 1342/1342 1342 ± 0.00002352 7.041 6.96/7.298 7.002 ± 0.412
14 1342 1342/1342 1342 ± 0.00002352 7.303 7.015/7.432 7.187 ± 0.4492
15 1342 1342/1342 1342 ± 0.00002352 6.815 6.707/7.087 6.786 ± 0.4901
16 1342 1342/1342 1342 ± 0.00005553 5.591 5.339/5.834 5.551 ± 0.4265
17 1342 1342/1342 1342 ± 0.00005601 5.624 5.327/5.901 5.593 ± 0.4047
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2025-02-01 09:18:41.309
End
2025-02-01 09:48:43.335
Duration
0:30:02.027
Note, WebLog generation is not included in the time.

CASA logs for stage 8