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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.161 5.767/6.677 6.205 ± 0.7186
ea02 1342 1342/1342 1342 ± 0 6.373 5.7/6.522 6.312 ± 0.6115
ea03 1342 1342/1342 1342 ± 0 6.267 5.564/6.904 6.319 ± 0.7552
ea04 1342 1342/1342 1342 ± 0 5.627 5.116/6.077 5.704 ± 0.5561
ea05 1342 1342/1342 1342 ± 0 6.013 5.443/6.601 6.021 ± 0.7653
ea06 1342 1342/1342 1342 ± 0 6.15 5.257/6.347 5.916 ± 0.6596
ea07 1342 1342/1342 1342 ± 0 5.941 5.385/6.457 6.013 ± 0.7119
ea08 1342 1342/1342 1342 ± 0 6.55 5.881/6.948 6.545 ± 0.6818
ea09 1342 1342/1342 1342 ± 0 5.761 5.245/6.522 5.906 ± 0.6773
ea10 1342 1342/1342 1342 ± 0 5.78 5.298/6.27 5.753 ± 0.7779
ea11 1342 1342/1342 1342 ± 0 5.697 5.391/6.583 5.875 ± 0.7763
ea12 1342 1342/1342 1342 ± 0 5.682 5.357/6.241 5.837 ± 0.6746
ea13 1342 1342/1342 1342 ± 0 6.227 5.746/6.436 6.183 ± 0.528
ea14 1342 1342/1342 1342 ± 0 6.169 5.639/6.587 6.153 ± 0.7373
ea15 1342 1342/1342 1342 ± 0 6.305 5.675/6.733 6.309 ± 0.7062
ea16 1342 1342/1342 1342 ± 0 6.308 5.89/6.819 6.428 ± 0.6626
ea17 1342 1342/1342 1342 ± 0 6.241 5.877/7.029 6.387 ± 0.8523
ea18 1342 1342/1342 1342 ± 0 6.443 5.979/7.075 6.557 ± 0.7069
ea19 1342 1342/1342 1342 ± 0 6.084 5.613/6.622 6.183 ± 0.6829
ea20 1342 1342/1342 1342 ± 0 6.113 5.773/6.158 5.965 ± 0.405
ea21 1342 1342/1342 1342 ± 0 5.488 5.145/5.91 5.578 ± 0.4961
ea22 1342 1342/1342 1342 ± 0 6.028 5.576/6.435 6.067 ± 0.6355
ea23 1342 1342/1342 1342 ± 0 6.149 5.53/6.367 6.099 ± 0.6363
ea24 1342 1342/1342 1342 ± 0 6.38 5.482/6.805 6.164 ± 0.6666
ea25 1342 1342/1342 1342 ± 0 6.648 5.852/7.261 6.635 ± 0.8441
ea27 1342 1342/1342 1342 ± 0 6.04 5.445/6.444 5.969 ± 0.5721
ea28 1342 1342/1342 1342 ± 0 6.572 5.846/7.142 6.559 ± 0.7012
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 ± 0.00002308 5.624 5.452/5.811 5.632 ± 0.2709
3 1342 1342/1342 1342 ± 0.00003298 4.519 4.342/5.158 4.766 ± 0.5964
4 1342 1342/1342 1342 ± 0.00002308 5.461 5.297/5.767 5.518 ± 0.3174
5 1342 1342/1342 1342 ± 0.00002308 5.563 5.321/5.844 5.614 ± 0.3101
6 1342 1342/1342 1342 ± 0.00002308 5.547 5.202/5.709 5.479 ± 0.2835
7 1342 1342/1342 1342 ± 0.00002308 5.599 5.446/5.823 5.606 ± 0.2581
8 1342 1342/1342 1342 ± 0.00002308 5.567 5.267/5.693 5.524 ± 0.2981
9 1342 1342/1342 1342 ± 0.00002308 5.815 5.692/6.033 5.835 ± 0.3067
10 1342 1342/1342 1342 ± 0.0000235 6.307 6.15/6.382 6.269 ± 0.2693
11 1342 1342/1342 1342 ± 0.0000235 6.511 6.265/6.686 6.487 ± 0.2895
12 1342 1342/1342 1342 ± 0.0000235 6.609 6.413/6.825 6.634 ± 0.3356
13 1342 1342/1342 1342 ± 0.0000235 7.064 6.839/7.394 7.111 ± 0.3507
14 1342 1342/1342 1342 ± 0.0000235 7.36 7.123/7.624 7.346 ± 0.3687
15 1342 1342/1342 1342 ± 0.0000235 7.05 6.746/7.345 7.046 ± 0.3665
16 1342 1342/1342 1342 ± 0.0000235 6.394 6.095/6.738 6.417 ± 0.4121
17 1342 1342/1342 1342 ± 0.0000235 6.359 6.187/6.639 6.365 ± 0.3922
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-07-30 19:52:03.266
End
2025-07-30 21:10:57.203
Duration
1:18:53.937
Note, WebLog generation is not included in the time.

CASA logs for stage 8