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 5.539 5.298/5.979 5.677 ± 0.4986
ea02 1342 1342/1342 1342 ± 0.000004695 5.832 5.416/6.445 5.976 ± 0.619
ea04 1342 1342/1342 1342 ± 0 5.406 5.065/6.006 5.601 ± 0.5605
ea05 1342 1342/1342 1342 ± 0 5.699 5.252/6.17 5.755 ± 0.5806
ea06 1342 1342/1342 1342 ± 0 4.883 4.665/5.261 4.968 ± 0.379
ea07 1342 1342/1342 1342 ± 0 5.973 5.5/6.216 5.984 ± 0.5335
ea08 1342 1342/1342 1342 ± 0 5.822 5.551/6.564 6.066 ± 0.6179
ea09 1342 1342/1342 1342 ± 0 5.729 5.226/6.217 5.749 ± 0.6054
ea10 1342 1342/1342 1342 ± 0 5.873 5.308/6.481 5.911 ± 0.6065
ea11 1342 1342/1342 1342 ± 0.000002349 5.772 5.1/6.246 5.759 ± 0.6491
ea12 1342 1342/1342 1342 ± 0 6.248 6.123/6.684 6.359 ± 0.3976
ea13 1342 1342/1342 1342 ± 0 6.083 5.806/6.356 6.156 ± 0.4748
ea14 1342 1342/1342 1342 ± 0 5.744 5.258/6.309 5.829 ± 0.6347
ea15 1342 1342/1342 1342 ± 0 5.587 5.072/6.271 5.741 ± 0.7051
ea16 1342 1342/1342 1342 ± 0 6.02 5.601/6.644 6.166 ± 0.6876
ea17 1342 1342/1342 1342 ± 0.000008767 5.922 5.582/6.596 6.125 ± 0.6154
ea18 1342 1342/1342 1342 ± 0 4.986 4.685/5.499 5.093 ± 0.4984
ea19 1342 1342/1342 1342 ± 0 5.881 5.437/6.479 6.025 ± 0.6181
ea20 1342 1342/1342 1342 ± 0 5.975 5.594/6.581 6.122 ± 0.6193
ea21 1342 1342/1342 1342 ± 0 5.631 5.304/6.166 5.76 ± 0.531
ea22 1342 1342/1342 1342 ± 0 5.539 5.31/6.375 5.826 ± 0.6184
ea23 1342 1342/1342 1342 ± 0 6.201 5.545/6.608 6.133 ± 0.6453
ea25 1342 1342/1342 1342 ± 0.00000371 5.566 5.235/6.009 5.66 ± 0.5473
ea26 1342 1342/1342 1342 ± 0 6.272 5.711/6.837 6.247 ± 0.6033
ea27 1342 1342/1342 1342 ± 0.00001377 5.508 5.296/6.269 5.74 ± 0.546
ea28 1342 1342/1342 1342 ± 0.000004067 5.612 5.356/6.333 5.842 ± 0.6168
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 ± 0.00002396 5.374 5.221/5.673 5.401 ± 0.2867
3 1342 1342/1342 1342 ± 0.00002464 5.228 5.057/5.504 5.255 ± 0.3056
4 1342 1342/1342 1342 ± 0.00002494 5.184 5.012/5.366 5.16 ± 0.2962
5 1342 1342/1342 1342 ± 0.00002396 5.356 5.13/5.528 5.347 ± 0.3414
6 1342 1342/1342 1342 ± 0.00002396 5.311 5.064/5.446 5.276 ± 0.3114
7 1342 1342/1342 1342 ± 0.00002396 5.31 5.151/5.502 5.323 ± 0.2711
8 1342 1342/1342 1342 ± 0.00002396 5.374 5.113/5.472 5.295 ± 0.289
9 1342 1342/1342 1342 ± 0.00002396 5.605 5.438/5.854 5.569 ± 0.3287
10 1342 1342/1342 1342 ± 0.00002351 6.019 5.802/6.2 5.975 ± 0.3286
11 1342 1342/1342 1342 ± 0.00002351 6.275 6.095/6.369 6.195 ± 0.3293
12 1342 1342/1342 1342 ± 0.00002351 6.374 6.237/6.581 6.353 ± 0.3493
13 1342 1342/1342 1342 ± 0.00002351 6.842 6.673/7.046 6.793 ± 0.3594
14 1342 1342/1342 1342 ± 0.00002351 7.007 6.774/7.249 6.965 ± 0.4072
15 1342 1342/1342 1342 ± 0.00002351 6.496 6.315/6.7 6.452 ± 0.3827
16 1342 1342/1342 1342 ± 0.00002446 5.95 5.681/6.264 5.961 ± 0.3655
17 1342 1342/1342 1342 ± 0.00002545 5.965 5.757/6.28 5.977 ± 0.3394
statwtmode
VLASS-SE
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-05-01 08:50:00.740
End
2024-05-01 09:49:35.233
Duration
0:59:34.493
Note, WebLog generation is not included in the time.

CASA logs for stage 7