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

Statwt Summary Plot

VLASS2.2.sb40493634.eb40941789.59520.06707907407_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 6.218 5.717/6.695 6.265 ± 0.6023
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.000006845 5.818 5.377/6.313 5.956 ± 0.6127
ea06 1342 1342/1342 1342 ± 0 6.159 5.631/6.503 6.114 ± 0.5601
ea07 1342 1342/1342 1342 ± 0 6.18 5.601/6.422 6.17 ± 0.6025
ea08 1342 1342/1342 1342 ± 0 6.099 5.888/6.786 6.34 ± 0.6135
ea09 1342 1342/1342 1342 ± 0 5.999 5.508/6.757 6.154 ± 0.6516
ea10 1342 1342/1342 1342 ± 0 6.038 5.665/6.839 6.216 ± 0.6227
ea11 1342 1342/1342 1342 ± 0 6.064 5.498/6.7 6.168 ± 0.6885
ea12 1342 1342/1342 1342 ± 0 6.228 5.716/6.743 6.325 ± 0.6732
ea13 1342 1342/1342 1342 ± 0 5.988 5.876/6.451 6.168 ± 0.5244
ea14 1342 1342/1342 1342 ± 0 6.453 5.907/6.91 6.478 ± 0.6605
ea15 1342 1342/1342 1342 ± 0 5.711 5.213/6.133 5.724 ± 0.6233
ea16 1342 1342/1342 1342 ± 0 6.352 5.826/6.91 6.46 ± 0.7325
ea17 1342 1342/1342 1342 ± 0 6.621 6.095/7.412 6.72 ± 0.6768
ea18 1342 1342/1342 1342 ± 0 5.116 4.755/5.526 5.156 ± 0.5225
ea19 1342 1342/1342 1342 ± 0 6.378 5.978/7.153 6.531 ± 0.695
ea20 1342 1342/1342 1342 ± 0 6.032 5.842/6.953 6.315 ± 0.6386
ea21 1342 1342/1342 1342 ± 0.00001243 6.019 5.679/6.661 6.208 ± 0.615
ea22 1342 1342/1342 1342 ± 0 6.319 5.737/6.734 6.246 ± 0.6589
ea23 1342 1342/1342 1342 ± 0 6.094 5.821/6.833 6.387 ± 0.68
ea24 1342 1342/1342 1342 ± 0 5.804 5.179/6.304 5.722 ± 0.5694
ea26 1342 1342/1342 1342 ± 0 6.3 5.893/7.053 6.427 ± 0.6481
ea27 1342 1342/1342 1342 ± 0 5.921 5.758/7.064 6.284 ± 0.7216
ea28 1342 1342/1342 1342 ± 0 6.052 5.858/7.014 6.445 ± 0.7095
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 ± 0.00002444 5.702 5.625/5.925 5.704 ± 0.3065
4 1342 1342/1342 1342 ± 0.00003018 5.403 5.139/5.566 5.301 ± 0.3957
5 1342 1342/1342 1342 ± 0.00002444 5.749 5.44/5.951 5.658 ± 0.3449
6 1342 1342/1342 1342 ± 0.00002444 5.657 5.475/5.798 5.601 ± 0.2807
7 1342 1342/1342 1342 ± 0.00002444 5.683 5.502/5.854 5.643 ± 0.293
8 1342 1342/1342 1342 ± 0.00002444 5.604 5.466/5.846 5.577 ± 0.3261
9 1342 1342/1342 1342 ± 0.00002444 5.944 5.729/6.087 5.855 ± 0.3314
10 1342 1342/1342 1342 ± 0.00002444 6.405 6.289/6.508 6.303 ± 0.3377
11 1342 1342/1342 1342 ± 0.00002444 6.561 6.422/6.792 6.537 ± 0.3536
12 1342 1342/1342 1342 ± 0.00002444 6.74 6.445/6.946 6.692 ± 0.3873
13 1342 1342/1342 1342 ± 0.00002444 7.181 6.959/7.478 7.157 ± 0.4112
14 1342 1342/1342 1342 ± 0.00002444 7.409 7.184/7.664 7.366 ± 0.4001
15 1342 1342/1342 1342 ± 0.00002444 7.136 6.854/7.363 7.057 ± 0.3974
16 1342 1342/1342 1342 ± 0.00002444 6.164 6.011/6.426 6.221 ± 0.3769
17 1342 1342/1342 1342 ± 0.00002609 6.192 5.953/6.289 6.094 ± 0.3274
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.2.sb40493634.eb40941789.59520.06707907407_split_split.ms
overwrite_modelcol
False
Start time
2025-04-18 08:15:36.919
End
2025-04-18 09:01:05.204
Duration
0:45:28.285
Note, WebLog generation is not included in the time.

CASA logs for stage 8