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 6.264 5.559/6.671 6.159 ± 0.6688
ea02 1342 1342/1342 1342 ± 0.000004695 5.861 5.068/6.081 5.735 ± 0.6275
ea03 1342 1342/1342 1342 ± 0 6.292 5.45/6.91 6.244 ± 0.8163
ea04 1342 1342/1342 1342 ± 0.000006615 5.697 5.122/6.143 5.67 ± 0.621
ea05 1342 1342/1342 1342 ± 0 6.143 5.37/6.865 6.092 ± 0.7245
ea06 1342 1342/1342 1342 ± 0 6.334 5.265/6.536 6.033 ± 0.7392
ea07 1342 1342/1342 1342 ± 0 5.906 5.064/6.203 5.736 ± 0.7306
ea08 1342 1342/1342 1342 ± 0 5.869 4.822/6.068 5.591 ± 0.7286
ea09 1342 1342/1342 1342 ± 0 5.609 4.965/6.323 5.619 ± 0.6922
ea10 1342 1342/1342 1342 ± 0 5.809 5.171/6.281 5.746 ± 0.6307
ea11 1342 1342/1342 1342 ± 0 5.773 5.344/6.629 5.925 ± 0.7611
ea12 1342 1342/1342 1342 ± 0 5.782 5.279/6.429 5.86 ± 0.6546
ea13 1342 1342/1342 1342 ± 0 5.525 4.73/5.707 5.336 ± 0.5715
ea14 1342 1342/1342 1342 ± 0 6.196 5.617/6.72 6.225 ± 0.6386
ea15 1342 1342/1342 1342 ± 0 6.146 5.502/6.659 6.113 ± 0.7287
ea16 1342 1342/1342 1342 ± 0 6.423 5.79/6.951 6.428 ± 0.7581
ea17 1342 1342/1342 1342 ± 0 6.142 5.608/7.022 6.256 ± 0.7497
ea18 1342 1342/1342 1342 ± 0 6.029 5.578/6.382 5.902 ± 0.5831
ea19 1342 1342/1342 1342 ± 0 6.215 5.487/6.761 6.175 ± 0.6976
ea20 1342 1342/1342 1342 ± 0 6.144 5.563/6.787 6.114 ± 0.7109
ea21 1342 1342/1342 1342 ± 0 5.64 4.995/6.035 5.581 ± 0.5986
ea22 1342 1342/1342 1342 ± 0 5.681 4.829/6 5.501 ± 0.6448
ea23 1342 1342/1342 1342 ± 0 6.257 5.49/6.436 6.114 ± 0.7031
ea24 1342 1342/1342 1342 ± 0 5.591 4.772/5.853 5.357 ± 0.6827
ea25 1342 1342/1342 1342 ± 0 6.665 5.757/7.201 6.577 ± 0.8955
ea27 1342 1342/1342 1342 ± 0 6.17 5.365/6.625 6.031 ± 0.7122
ea28 1342 1342/1342 1342 ± 0 5.979 5.267/6.549 5.863 ± 0.6836
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 ± 0.00002399 5.402 5.191/5.531 5.324 ± 0.3197
4 1342 1342/1342 1342 ± 0.00002399 5.121 4.893/5.312 5.174 ± 0.3544
5 1342 1342/1342 1342 ± 0.00002402 5.043 4.892/5.261 5.068 ± 0.3145
6 1342 1342/1342 1342 ± 0.00002374 5.087 4.852/5.345 5.1 ± 0.2893
7 1342 1342/1342 1342 ± 0.00002354 5.348 4.961/5.512 5.285 ± 0.3158
8 1342 1342/1342 1342 ± 0.00002318 5.266 5.049/5.544 5.261 ± 0.3665
9 1342 1342/1342 1342 ± 0.00002318 5.705 5.329/5.875 5.608 ± 0.3686
10 1342 1342/1342 1342 ± 0.00002318 6.142 5.816/6.34 6.082 ± 0.3174
11 1342 1342/1342 1342 ± 0.00002318 6.359 5.992/6.629 6.308 ± 0.3295
12 1342 1342/1342 1342 ± 0.00002312 6.441 6.074/6.761 6.447 ± 0.387
13 1342 1342/1342 1342 ± 0.00002312 6.913 6.583/7.254 6.899 ± 0.4346
14 1342 1342/1342 1342 ± 0.00002312 7.073 6.733/7.359 7.054 ± 0.438
15 1342 1342/1342 1342 ± 0.00002312 6.791 6.457/7.034 6.772 ± 0.4131
16 1342 1342/1342 1342 ± 0.00002312 6.179 5.947/6.483 6.204 ± 0.3815
17 1342 1342/1342 1342 ± 0.00002312 6.119 5.842/6.528 6.136 ± 0.3811
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
overwrite_modelcol
False
Start time
2025-07-29 04:29:42.898
End
2025-07-29 05:30:06.135
Duration
1:00:23.237
Note, WebLog generation is not included in the time.

CASA logs for stage 8