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

Statwt Summary Plot

VLASS3.2.sb45490828.eb46106518.60453.38273079861_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 5.864 5.807/6.773 6.182 ± 0.6222
ea02 1342 1342/1342 1342 ± 0.00001771 6.055 5.822/6.549 6.281 ± 0.6054
ea03 1342 1342/1342 1342 ± 0 6.239 5.586/6.918 6.294 ± 0.707
ea04 1342 1342/1342 1342 ± 0.00002073 5.601 5.357/6.312 5.765 ± 0.5348
ea05 1342 1342/1342 1342 ± 0.00001996 5.776 5.538/6.716 6.034 ± 0.6647
ea06 1342 1342/1342 1342 ± 0.000002312 5.788 5.245/6.223 5.876 ± 0.621
ea07 1342 1342/1342 1342 ± 0.000002251 6.047 5.438/6.521 6.106 ± 0.7401
ea08 1342 1342/1342 1342 ± 0 6.298 5.786/7.003 6.46 ± 0.6811
ea09 1342 1342/1342 1342 ± 0 5.621 5.269/6.493 5.781 ± 0.6125
ea10 1342 1342/1342 1342 ± 0 5.66 5.39/6.422 5.872 ± 0.5965
ea11 1342 1342/1342 1342 ± 0.0000408 5.682 5.166/6.62 5.84 ± 0.785
ea12 1342 1342/1342 1342 ± 0.00003781 5.601 5.441/6.446 5.851 ± 0.6911
ea14 1342 1342/1342 1342 ± 0 5.927 5.654/6.743 6.098 ± 0.6463
ea15 1342 1342/1342 1342 ± 0.00003091 5.807 5.643/6.695 6.116 ± 0.6714
ea16 1342 1342/1342 1342 ± 0.000003704 6.088 5.877/6.852 6.332 ± 0.6795
ea17 1342 1342/1342 1342 ± 0 6.135 5.881/7.215 6.4 ± 0.6778
ea18 1342 1342/1342 1342 ± 0 6.592 5.99/7.262 6.587 ± 0.7311
ea19 1342 1342/1342 1342 ± 0.0000389 5.843 5.638/6.867 6.165 ± 0.656
ea20 1342 1342/1342 1342 ± 0 6.163 6.032/7.146 6.521 ± 0.6452
ea21 1342 1342/1342 1342 ± 0 5.44 5.179/5.998 5.63 ± 0.5178
ea22 1342 1342/1342 1342 ± 0 5.827 5.595/6.568 5.953 ± 0.6528
ea23 1342 1342/1342 1342 ± 0 5.806 5.592/6.577 6.145 ± 0.6512
ea24 1342 1342/1342 1342 ± 0 6.204 5.371/6.741 6.074 ± 0.6752
ea25 1342 1342/1342 1342 ± 0 6.501 5.798/7.095 6.551 ± 0.8222
ea27 1342 1342/1342 1342 ± 0 5.744 5.55/6.647 6.039 ± 0.6229
ea28 1342 1342/1342 1342 ± 0 6.293 5.824/7.086 6.424 ± 0.6598
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 ± 0.00002353 5.615 5.432/5.819 5.62 ± 0.2567
3 1342 1342/1342 1342 ± 0.00003951 4.429 4.218/5.276 4.6 ± 0.6839
4 1342 1342/1342 1342 ± 0.00003218 5.414 5.16/5.571 5.33 ± 0.3505
5 1342 1342/1342 1342 ± 0.00002353 5.559 5.244/5.801 5.549 ± 0.291
6 1342 1342/1342 1342 ± 0.00002353 5.566 5.347/5.826 5.571 ± 0.2659
7 1342 1342/1342 1342 ± 0.00002353 5.618 5.384/5.802 5.594 ± 0.243
8 1342 1342/1342 1342 ± 0.00002353 5.553 5.224/5.728 5.524 ± 0.2935
9 1342 1342/1342 1342 ± 0.00002353 5.842 5.664/6.02 5.834 ± 0.2979
10 1342 1342/1342 1342 ± 0.00002353 6.327 6.184/6.432 6.308 ± 0.2661
11 1342 1342/1342 1342 ± 0.00002353 6.558 6.296/6.701 6.544 ± 0.2833
12 1342 1342/1342 1342 ± 0.00002353 6.731 6.502/6.915 6.716 ± 0.3137
13 1342 1342/1342 1342 ± 0.00002353 7.236 6.912/7.43 7.19 ± 0.3411
14 1342 1342/1342 1342 ± 0.00002353 7.074 6.866/7.48 7.176 ± 0.4235
15 1342 1342/1342 1342 ± 0.00002353 7.003 6.72/7.255 6.964 ± 0.339
16 1342 1342/1342 1342 ± 0.00004591 5.811 5.545/6.186 5.888 ± 0.4071
17 1342 1342/1342 1342 ± 0.00004442 5.808 5.588/6.142 5.861 ± 0.3573
vis
VLASS3.2.sb45490828.eb46106518.60453.38273079861_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2025-07-30 23:17:17.049
End
2025-07-31 00:04:12.508
Duration
0:46:55.459
Note, WebLog generation is not included in the time.

CASA logs for stage 8