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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 6.304 5.762/6.715 6.285 ± 0.618
ea02 1342 1342/1342 1342 ± 0 6.39 5.788/6.626 6.341 ± 0.6058
ea03 1342 1342/1342 1342 ± 0 6.199 5.525/6.817 6.256 ± 0.7279
ea04 1342 1342/1342 1342 ± 0 5.57 5.036/5.957 5.603 ± 0.5312
ea05 1342 1342/1342 1342 ± 0 5.947 5.464/6.73 6.054 ± 0.6387
ea06 1342 1342/1342 1342 ± 0 6.039 5.201/6.199 5.82 ± 0.6215
ea07 1342 1342/1342 1342 ± 0 6.123 5.333/6.441 6 ± 0.6704
ea08 1342 1342/1342 1342 ± 0 6.625 5.836/6.898 6.487 ± 0.636
ea09 1342 1342/1342 1342 ± 0 5.812 5.325/6.574 5.952 ± 0.6544
ea10 1342 1342/1342 1342 ± 0 5.616 5.148/6.056 5.624 ± 0.528
ea11 1342 1342/1342 1342 ± 0 5.511 5.267/6.383 5.764 ± 0.6606
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.851 5.607/6.316 5.994 ± 0.4797
ea14 1342 1342/1342 1342 ± 0 6.241 5.654/6.586 6.234 ± 0.5606
ea15 1342 1342/1342 1342 ± 0 6.342 5.767/6.749 6.345 ± 0.6712
ea16 1342 1342/1342 1342 ± 0 6.32 5.861/6.847 6.423 ± 0.7067
ea17 1342 1342/1342 1342 ± 0 6.217 5.807/7.017 6.39 ± 0.6494
ea18 1342 1342/1342 1342 ± 0 6.426 5.865/7.02 6.385 ± 0.6125
ea19 1342 1342/1342 1342 ± 0 6.165 5.526/6.677 6.126 ± 0.6049
ea20 1342 1342/1342 1342 ± 0 6.009 5.673/6.797 6.194 ± 0.6012
ea21 1342 1342/1342 1342 ± 0 5.537 5.191/6 5.648 ± 0.5017
ea22 1342 1342/1342 1342 ± 0 6.367 5.715/6.754 6.274 ± 0.6273
ea23 1342 1342/1342 1342 ± 0 6.331 5.616/6.459 6.22 ± 0.6535
ea24 1342 1342/1342 1342 ± 0 6.186 5.332/6.708 6.007 ± 0.6557
ea25 1342 1342/1342 1342 ± 0 6.459 5.724/7.024 6.489 ± 0.769
ea27 1342 1342/1342 1342 ± 0 6.117 5.441/6.622 6.041 ± 0.6541
ea28 1342 1342/1342 1342 ± 0 6.36 5.825/7.043 6.446 ± 0.626
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 5.592 5.396/5.774 5.579 ± 0.2584
4 1342 1342/1342 1342 ± 0.00002396 5.398 5.235/5.775 5.485 ± 0.338
5 1342 1342/1342 1342 ± 0.00002352 5.578 5.276/5.766 5.541 ± 0.309
6 1342 1342/1342 1342 ± 0.00002352 5.49 5.232/5.678 5.465 ± 0.2918
7 1342 1342/1342 1342 ± 0.00002352 5.57 5.391/5.727 5.537 ± 0.2536
8 1342 1342/1342 1342 ± 0.00002352 5.516 5.27/5.68 5.466 ± 0.2761
9 1342 1342/1342 1342 ± 0.00002352 5.793 5.665/5.997 5.785 ± 0.2758
10 1342 1342/1342 1342 ± 0.00002352 6.277 6.126/6.367 6.222 ± 0.2445
11 1342 1342/1342 1342 ± 0.00002352 6.472 6.318/6.609 6.446 ± 0.2632
12 1342 1342/1342 1342 ± 0.00002352 6.691 6.344/6.82 6.595 ± 0.314
13 1342 1342/1342 1342 ± 0.00002352 7.068 6.892/7.301 7.029 ± 0.3331
14 1342 1342/1342 1342 ± 0.00002352 7.323 7.012/7.512 7.253 ± 0.3489
15 1342 1342/1342 1342 ± 0.00002352 6.975 6.735/7.268 6.951 ± 0.3753
16 1342 1342/1342 1342 ± 0.00002352 6.348 6.006/6.613 6.304 ± 0.3954
17 1342 1342/1342 1342 ± 0.00002352 6.354 6.043/6.53 6.269 ± 0.3514
overwrite_modelcol
False
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2025-07-25 12:14:21.174
End
2025-07-25 13:09:18.840
Duration
0:54:57.666
Note, WebLog generation is not included in the time.

CASA logs for stage 8