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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.306 5.021/5.768 5.469 ± 0.5358
ea02 1342 1342/1342 1342 ± 0 5.509 5.167/6.242 5.744 ± 0.6505
ea04 1342 1342/1342 1342 ± 0 5.378 4.971/5.945 5.492 ± 0.5685
ea05 1342 1342/1342 1342 ± 0 5.528 5.078/6.024 5.61 ± 0.5874
ea06 1342 1342/1342 1342 ± 0 4.772 4.48/5.304 4.9 ± 0.4718
ea07 1342 1342/1342 1342 ± 0 5.758 5.183/6.039 5.751 ± 0.61
ea08 1342 1342/1342 1342 ± 0 5.598 5.256/6.39 5.877 ± 0.6748
ea09 1342 1342/1342 1342 ± 0 5.372 5.021/6.107 5.548 ± 0.6347
ea10 1342 1342/1342 1342 ± 0 5.67 5.044/6.36 5.691 ± 0.6751
ea11 1342 1342/1342 1342 ± 0 5.655 5.087/6.163 5.695 ± 0.6432
ea12 1342 1342/1342 1342 ± 0 5.556 5.13/6.225 5.743 ± 0.6495
ea13 1342 1342/1342 1342 ± 0 5.76 5.511/6.202 5.921 ± 0.504
ea14 1342 1342/1342 1342 ± 0 5.554 5.043/6.151 5.623 ± 0.6821
ea15 1342 1342/1342 1342 ± 0 5.37 4.887/6.024 5.517 ± 0.6941
ea16 1342 1342/1342 1342 ± 0 5.873 5.392/6.494 6.005 ± 0.7142
ea17 1342 1342/1342 1342 ± 0.00000233 5.661 5.275/6.255 5.815 ± 0.6349
ea18 1342 1342/1342 1342 ± 0 4.856 4.543/5.311 4.975 ± 0.5173
ea19 1342 1342/1342 1342 ± 0 5.764 5.34/6.469 5.969 ± 0.6658
ea20 1342 1342/1342 1342 ± 0 5.831 5.456/6.515 5.983 ± 0.6683
ea21 1342 1342/1342 1342 ± 0 5.476 5.113/6.046 5.614 ± 0.5786
ea22 1342 1342/1342 1342 ± 0 5.329 5.057/6.203 5.585 ± 0.6792
ea23 1342 1342/1342 1342 ± 0 5.783 5.216/6.211 5.836 ± 0.706
ea25 1342 1342/1342 1342 ± 0 5.319 4.961/5.904 5.466 ± 0.5844
ea26 1342 1342/1342 1342 ± 0 5.745 5.393/6.679 5.94 ± 0.6799
ea27 1342 1342/1342 1342 ± 0 5.315 5.049/6.116 5.523 ± 0.5966
ea28 1342 1342/1342 1342 ± 0.00002677 5.406 5.137/6.207 5.664 ± 0.6427
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 ± 0.00002351 5.134 5.014/5.377 5.164 ± 0.2444
3 1342 1342/1342 1342 ± 0.00002396 5.1 4.932/5.236 5.074 ± 0.2463
4 1342 1342/1342 1342 ± 0.0000247 5.012 4.799/5.137 4.976 ± 0.2962
5 1342 1342/1342 1342 ± 0.00002351 5.091 4.84/5.196 5.064 ± 0.2914
6 1342 1342/1342 1342 ± 0.00002351 5.055 4.849/5.227 5.036 ± 0.2761
7 1342 1342/1342 1342 ± 0.00002351 5.114 4.97/5.257 5.106 ± 0.2482
8 1342 1342/1342 1342 ± 0.00002351 5.138 4.906/5.258 5.089 ± 0.266
9 1342 1342/1342 1342 ± 0.00002351 5.38 5.267/5.616 5.368 ± 0.3044
10 1342 1342/1342 1342 ± 0.00002351 5.843 5.709/5.997 5.808 ± 0.2827
11 1342 1342/1342 1342 ± 0.00002351 6.097 5.941/6.19 6.039 ± 0.2993
12 1342 1342/1342 1342 ± 0.00002351 6.264 6.064/6.375 6.207 ± 0.3196
13 1342 1342/1342 1342 ± 0.00002351 6.667 6.548/6.824 6.64 ± 0.3392
14 1342 1342/1342 1342 ± 0.00002351 6.85 6.661/7.052 6.813 ± 0.3735
15 1342 1342/1342 1342 ± 0.00002351 6.524 6.277/6.703 6.452 ± 0.3611
16 1342 1342/1342 1342 ± 0.00002541 5.808 5.464/6.017 5.783 ± 0.3635
17 1342 1342/1342 1342 ± 0.00002972 5.731 5.508/6.014 5.744 ± 0.3479
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
Start time
2024-12-17 10:21:59.377
End
2024-12-17 11:17:57.222
Duration
0:55:57.845
Note, WebLog generation is not included in the time.

CASA logs for stage 8