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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.262 5.522/6.657 6.176 ± 0.6784
ea02 1342 1342/1342 1342 ± 0 6.36 5.6/6.612 6.282 ± 0.666
ea03 1342 1342/1342 1342 ± 0 6.368 5.48/6.977 6.337 ± 0.7863
ea04 1342 1342/1342 1342 ± 0 5.715 5.133/6.164 5.713 ± 0.6453
ea05 1342 1342/1342 1342 ± 0 6.18 5.318/6.809 6.059 ± 0.7218
ea06 1342 1342/1342 1342 ± 0 6.299 5.231/6.481 5.992 ± 0.7072
ea07 1342 1342/1342 1342 ± 0 6.226 5.219/6.556 6.047 ± 0.7765
ea08 1342 1342/1342 1342 ± 0 6.632 5.664/6.92 6.432 ± 0.7219
ea09 1342 1342/1342 1342 ± 0 5.74 5.109/6.478 5.807 ± 0.7194
ea10 1342 1342/1342 1342 ± 0 5.916 5.178/6.305 5.791 ± 0.6449
ea11 1342 1342/1342 1342 ± 0 5.824 5.379/6.581 5.937 ± 0.7343
ea12 1342 1342/1342 1342 ± 0 5.874 5.306/6.436 5.913 ± 0.6351
ea13 1342 1342/1342 1342 ± 0 6.102 5.413/6.344 5.992 ± 0.5627
ea14 1342 1342/1342 1342 ± 0 6.243 5.558/6.584 6.158 ± 0.6439
ea15 1342 1342/1342 1342 ± 0 6.232 5.533/6.609 6.132 ± 0.7361
ea16 1342 1342/1342 1342 ± 0 6.406 5.778/6.848 6.391 ± 0.7259
ea17 1342 1342/1342 1342 ± 0 6.287 5.762/7.188 6.427 ± 0.7634
ea18 1342 1342/1342 1342 ± 0 6.531 5.783/7.168 6.45 ± 0.7373
ea19 1342 1342/1342 1342 ± 0 6.253 5.475/6.709 6.173 ± 0.6712
ea20 1342 1342/1342 1342 ± 0 6.555 5.797/7.189 6.488 ± 0.7371
ea21 1342 1342/1342 1342 ± 0 5.658 5.241/6.125 5.708 ± 0.558
ea22 1342 1342/1342 1342 ± 0 6.307 5.529/6.617 6.112 ± 0.6776
ea23 1342 1342/1342 1342 ± 0 6.208 5.365/6.388 6.068 ± 0.7208
ea24 1342 1342/1342 1342 ± 0 6.235 5.17/6.653 5.886 ± 0.8258
ea25 1342 1342/1342 1342 ± 0 6.76 5.927/7.312 6.744 ± 0.8419
ea27 1342 1342/1342 1342 ± 0 6.146 5.3/6.631 6.029 ± 0.7058
ea28 1342 1342/1342 1342 ± 0 6.487 5.767/7.059 6.405 ± 0.7262
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 ± 0.00002398 5.442 5.254/5.593 5.421 ± 0.2612
4 1342 1342/1342 1342 ± 0.00002521 5.304 5.115/5.372 5.257 ± 0.3498
5 1342 1342/1342 1342 ± 0.00002398 5.373 5.175/5.621 5.396 ± 0.2799
6 1342 1342/1342 1342 ± 0.00002398 5.307 5.153/5.461 5.282 ± 0.2695
7 1342 1342/1342 1342 ± 0.00002398 5.485 5.308/5.75 5.504 ± 0.2433
8 1342 1342/1342 1342 ± 0.00002398 5.519 5.227/5.633 5.476 ± 0.2895
9 1342 1342/1342 1342 ± 0.00002398 5.807 5.685/6.006 5.822 ± 0.2863
10 1342 1342/1342 1342 ± 0.00002398 6.3 6.23/6.403 6.296 ± 0.2537
11 1342 1342/1342 1342 ± 0.00002398 6.514 6.325/6.695 6.519 ± 0.2693
12 1342 1342/1342 1342 ± 0.00002398 6.625 6.385/6.85 6.661 ± 0.3228
13 1342 1342/1342 1342 ± 0.00002398 7.129 6.906/7.461 7.143 ± 0.3436
14 1342 1342/1342 1342 ± 0.00002398 7.332 7.097/7.604 7.325 ± 0.3377
15 1342 1342/1342 1342 ± 0.00002398 7.019 6.66/7.233 6.999 ± 0.3464
16 1342 1342/1342 1342 ± 0.00002398 6.431 6.218/6.751 6.432 ± 0.3533
17 1342 1342/1342 1342 ± 0.00002398 6.342 6.174/6.583 6.365 ± 0.3323
overwrite_modelcol
False
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-29 02:57:32.604
End
2025-07-29 04:11:51.667
Duration
1:14:19.062
Note, WebLog generation is not included in the time.

CASA logs for stage 8