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

Statwt Summary Plot

VLASS2.1.sb38356411.eb38409574.59026.96060568287_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 5.427 5.34/5.996 5.714 ± 0.5052
ea02 1342 1342/1342 1342 ± 0 5.997 5.456/6.542 6.026 ± 0.5878
ea04 1342 1342/1342 1342 ± 0 5.619 5.261/6.249 5.789 ± 0.572
ea05 1342 1342/1342 1342 ± 0 5.824 5.519/6.522 5.944 ± 0.5666
ea06 1342 1342/1342 1342 ± 0 5.911 5.254/6.144 5.734 ± 0.524
ea07 1342 1342/1342 1342 ± 0.000008856 5.467 5.302/5.873 5.522 ± 0.4811
ea08 1342 1342/1342 1342 ± 0 6.063 5.646/6.679 6.198 ± 0.627
ea09 1342 1342/1342 1342 ± 0 6.502 6.177/6.787 6.404 ± 0.3938
ea10 1342 1342/1342 1342 ± 0.000001603 5.337 5.049/6.094 5.552 ± 0.5237
ea11 1342 1342/1342 1342 ± 0 6.074 5.462/6.562 6.079 ± 0.6276
ea12 1342 1342/1342 1342 ± 0 5.804 5.439/6.452 5.989 ± 0.6149
ea13 1342 1342/1342 1342 ± 0 6.133 5.772/6.432 6.182 ± 0.4815
ea14 1342 1342/1342 1342 ± 0.000002219 5.738 5.41/6.411 5.9 ± 0.6044
ea15 1342 1342/1342 1342 ± 0 5.868 5.486/6.51 6.068 ± 0.6809
ea16 1342 1342/1342 1342 ± 0 6.072 5.699/6.738 6.197 ± 0.6764
ea17 1342 1342/1342 1342 ± 0.00000157 6.099 5.712/6.51 6.225 ± 0.6143
ea18 1342 1342/1342 1342 ± 0 5.165 4.842/5.739 5.294 ± 0.5322
ea19 1342 1342/1342 1342 ± 0 6.181 5.777/6.879 6.359 ± 0.6588
ea20 1342 1342/1342 1342 ± 0 6.21 5.825/6.755 6.318 ± 0.6506
ea21 1342 1342/1342 1342 ± 0 5.609 5.417/6.257 5.831 ± 0.5335
ea22 1342 1342/1342 1342 ± 0 5.921 5.379/6.508 5.991 ± 0.6538
ea23 1342 1342/1342 1342 ± 0.00000506 5.843 5.574/6.643 6.105 ± 0.6774
ea24 1342 1342/1342 1342 ± 0 5.715 5.157/6.38 5.735 ± 0.6144
ea25 1342 1342/1342 1342 ± 0 5.83 5.607/6.391 6.009 ± 0.5597
ea26 1342 1342/1342 1342 ± 0 6.151 5.743/6.743 6.255 ± 0.6767
ea27 1342 1342/1342 1342 ± 0.00003312 5.717 5.444/6.574 5.941 ± 0.6177
ea28 1342 1342/1342 1342 ± 0.000008576 5.755 5.488/6.452 5.962 ± 0.6213
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 ± 0.00002361 5.572 5.326/5.731 5.53 ± 0.2574
3 1342 1342/1342 1342 ± 0.00002364 5.304 5.122/5.496 5.3 ± 0.2775
4 1342 1342/1342 1342 ± 0.00002453 5.337 5.231/5.548 5.356 ± 0.304
5 1342 1342/1342 1342 ± 0.00002361 5.481 5.278/5.664 5.486 ± 0.265
6 1342 1342/1342 1342 ± 0.00002361 5.445 5.228/5.618 5.448 ± 0.2495
7 1342 1342/1342 1342 ± 0.00002361 5.461 5.341/5.592 5.467 ± 0.2392
8 1342 1342/1342 1342 ± 0.00002361 5.463 5.19/5.648 5.427 ± 0.2736
9 1342 1342/1342 1342 ± 0.00002361 5.723 5.545/5.974 5.727 ± 0.2612
10 1342 1342/1342 1342 ± 0.00002318 6.104 5.942/6.276 6.058 ± 0.3471
11 1342 1342/1342 1342 ± 0.00002318 6.363 6.173/6.486 6.312 ± 0.3226
12 1342 1342/1342 1342 ± 0.00002318 6.513 6.314/6.634 6.472 ± 0.3361
13 1342 1342/1342 1342 ± 0.00002318 6.953 6.741/7.186 6.921 ± 0.3578
14 1342 1342/1342 1342 ± 0.00002318 7.161 6.872/7.435 7.092 ± 0.3718
15 1342 1342/1342 1342 ± 0.00002318 6.629 6.484/6.892 6.64 ± 0.3164
16 1342 1342/1342 1342 ± 0.00002964 6.103 5.905/6.309 6.058 ± 0.3915
17 1342 1342/1342 1342 ± 0.0000306 6.051 5.813/6.258 5.987 ± 0.4069
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38356411.eb38409574.59026.96060568287_split_split.ms
Start time
2024-05-01 18:00:41.143
End
2024-05-01 18:29:44.568
Duration
0:29:03.424
Note, WebLog generation is not included in the time.

CASA logs for stage 7