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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.465 5.194/5.908 5.627 ± 0.5093
ea02 1342 1342/1342 1342 ± 0 5.695 5.321/6.38 5.878 ± 0.6561
ea04 1342 1342/1342 1342 ± 0 5.387 5/6.042 5.582 ± 0.5958
ea05 1342 1342/1342 1342 ± 0 5.652 5.194/6.189 5.731 ± 0.5917
ea06 1342 1342/1342 1342 ± 0 4.829 4.524/5.23 4.903 ± 0.4107
ea07 1342 1342/1342 1342 ± 0 5.861 5.38/6.133 5.9 ± 0.5727
ea08 1342 1342/1342 1342 ± 0.000001722 5.692 5.44/6.506 5.982 ± 0.6602
ea09 1342 1342/1342 1342 ± 0 5.561 5.139/6.179 5.66 ± 0.6077
ea10 1342 1342/1342 1342 ± 0 5.77 5.227/6.48 5.822 ± 0.6523
ea11 1342 1342/1342 1342 ± 0 5.712 4.96/6.182 5.653 ± 0.6767
ea12 1342 1342/1342 1342 ± 0 6.183 6.024/6.625 6.276 ± 0.3951
ea13 1342 1342/1342 1342 ± 0 5.717 5.535/6.21 5.943 ± 0.5016
ea14 1342 1342/1342 1342 ± 0 5.706 5.223/6.302 5.813 ± 0.6344
ea15 1342 1342/1342 1342 ± 0 5.52 4.97/6.176 5.633 ± 0.7191
ea16 1342 1342/1342 1342 ± 0 6.042 5.582/6.682 6.189 ± 0.7133
ea17 1342 1342/1342 1342 ± 0.000002722 5.845 5.464/6.378 6.009 ± 0.6161
ea18 1342 1342/1342 1342 ± 0 4.949 4.598/5.459 5.06 ± 0.5118
ea19 1342 1342/1342 1342 ± 0 5.852 5.371/6.394 5.995 ± 0.6084
ea20 1342 1342/1342 1342 ± 0 5.858 5.464/6.488 6.001 ± 0.6386
ea21 1342 1342/1342 1342 ± 0 5.598 5.252/6.169 5.734 ± 0.5612
ea22 1342 1342/1342 1342 ± 0 5.404 5.189/6.288 5.717 ± 0.6438
ea23 1342 1342/1342 1342 ± 0 5.945 5.42/6.383 6.012 ± 0.6893
ea25 1342 1342/1342 1342 ± 0 5.464 5.062/5.913 5.533 ± 0.5671
ea26 1342 1342/1342 1342 ± 0 5.81 5.488/6.667 6.01 ± 0.6516
ea27 1342 1342/1342 1342 ± 0.00002358 5.477 5.22/6.247 5.673 ± 0.5718
ea28 1342 1342/1342 1342 ± 0.00002598 5.559 5.265/6.315 5.787 ± 0.6224
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 ± 0.00002392 5.266 5.156/5.505 5.285 ± 0.2615
3 1342 1342/1342 1342 ± 0.00002392 5.19 4.986/5.406 5.16 ± 0.2997
4 1342 1342/1342 1342 ± 0.00002406 5.195 5.002/5.283 5.142 ± 0.3041
5 1342 1342/1342 1342 ± 0.00002392 5.291 5.057/5.403 5.229 ± 0.313
6 1342 1342/1342 1342 ± 0.00002392 5.205 4.971/5.33 5.156 ± 0.2948
7 1342 1342/1342 1342 ± 0.00002392 5.248 5.108/5.417 5.217 ± 0.2547
8 1342 1342/1342 1342 ± 0.00002392 5.264 5.048/5.356 5.196 ± 0.2745
9 1342 1342/1342 1342 ± 0.00002392 5.549 5.365/5.756 5.484 ± 0.3153
10 1342 1342/1342 1342 ± 0.00002348 5.939 5.778/6.119 5.905 ± 0.3067
11 1342 1342/1342 1342 ± 0.00002348 6.212 6.068/6.328 6.14 ± 0.3148
12 1342 1342/1342 1342 ± 0.00002348 6.349 6.192/6.534 6.292 ± 0.3439
13 1342 1342/1342 1342 ± 0.00002348 6.755 6.67/6.911 6.721 ± 0.3607
14 1342 1342/1342 1342 ± 0.00002348 6.916 6.744/7.15 6.894 ± 0.3923
15 1342 1342/1342 1342 ± 0.00002348 6.597 6.367/6.729 6.516 ± 0.3977
16 1342 1342/1342 1342 ± 0.00002981 5.876 5.592/6.153 5.845 ± 0.363
17 1342 1342/1342 1342 ± 0.00003048 5.875 5.624/6.095 5.87 ± 0.3205
overwrite_modelcol
False
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-05-01 09:29:29.045
End
2024-05-01 10:21:12.207
Duration
0:51:43.161
Note, WebLog generation is not included in the time.

CASA logs for stage 7