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

Statwt Summary Plot

VLASS2.1.sb38611351.eb38659848.59112.96043939815_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 5.56 5.316/5.955 5.69 ± 0.5152
ea02 1342 1342/1342 1342 ± 0 5.653 5.397/6.428 5.901 ± 0.6921
ea04 1342 1342/1342 1342 ± 0.000006042 5.477 5.154/6.078 5.612 ± 0.5034
ea05 1342 1342/1342 1342 ± 0 5.905 5.35/6.355 5.843 ± 0.5542
ea06 1342 1342/1342 1342 ± 0 4.938 4.74/5.328 5.024 ± 0.3496
ea07 1342 1342/1342 1342 ± 0 5.942 5.472/6.114 5.946 ± 0.5372
ea08 1342 1342/1342 1342 ± 0 5.815 5.65/6.717 6.149 ± 0.7057
ea09 1342 1342/1342 1342 ± 0 5.612 5.224/6.343 5.774 ± 0.6365
ea10 1342 1342/1342 1342 ± 0 5.96 5.316/6.598 5.956 ± 0.6833
ea11 1342 1342/1342 1342 ± 0 5.932 5.168/6.439 5.877 ± 0.6661
ea12 1342 1342/1342 1342 ± 0 5.767 5.354/6.333 5.927 ± 0.621
ea13 1342 1342/1342 1342 ± 0 6.11 5.857/6.503 6.257 ± 0.5191
ea14 1342 1342/1342 1342 ± 0 5.756 5.304/6.377 5.889 ± 0.6357
ea15 1342 1342/1342 1342 ± 0 5.868 5.397/6.338 5.947 ± 0.6368
ea16 1342 1342/1342 1342 ± 0 6.071 5.696/6.669 6.256 ± 0.6799
ea17 1342 1342/1342 1342 ± 0.000005553 5.99 5.519/6.834 6.094 ± 0.657
ea18 1342 1342/1342 1342 ± 0 4.959 4.641/5.411 5.035 ± 0.5267
ea19 1342 1342/1342 1342 ± 0 6.04 5.574/6.681 6.21 ± 0.6471
ea20 1342 1342/1342 1342 ± 0 6.001 5.616/6.584 6.154 ± 0.6237
ea21 1342 1342/1342 1342 ± 0 5.745 5.383/6.302 5.879 ± 0.563
ea22 1342 1342/1342 1342 ± 0 5.485 5.257/6.393 5.738 ± 0.716
ea23 1342 1342/1342 1342 ± 0 5.998 5.453/6.425 6.067 ± 0.6652
ea25 1342 1342/1342 1342 ± 0 5.548 5.288/6.052 5.707 ± 0.5418
ea26 1342 1342/1342 1342 ± 0 5.943 5.687/6.699 6.193 ± 0.6761
ea27 1342 1342/1342 1342 ± 0.00002293 5.498 5.288/6.297 5.714 ± 0.5651
ea28 1342 1342/1342 1342 ± 0.00002459 5.61 5.408/6.372 5.879 ± 0.653
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 ± 0.00002349 5.446 5.31/5.689 5.449 ± 0.2753
3 1342 1342/1342 1342 ± 0.00002349 5.279 4.917/5.491 5.23 ± 0.36
4 1342 1342/1342 1342 ± 0.00002575 5.368 5.239/5.511 5.327 ± 0.3091
5 1342 1342/1342 1342 ± 0.00002349 5.398 5.137/5.519 5.346 ± 0.3256
6 1342 1342/1342 1342 ± 0.00002349 5.325 5.155/5.513 5.304 ± 0.3577
7 1342 1342/1342 1342 ± 0.00002349 5.342 5.217/5.545 5.357 ± 0.2698
8 1342 1342/1342 1342 ± 0.00002349 5.4 5.161/5.547 5.322 ± 0.2914
9 1342 1342/1342 1342 ± 0.00002349 5.622 5.453/5.851 5.594 ± 0.3268
10 1342 1342/1342 1342 ± 0.00002349 6.101 5.888/6.198 6.017 ± 0.3371
11 1342 1342/1342 1342 ± 0.00002349 6.301 6.097/6.406 6.24 ± 0.3476
12 1342 1342/1342 1342 ± 0.00002349 6.402 6.236/6.603 6.321 ± 0.4738
13 1342 1342/1342 1342 ± 0.00002349 6.917 6.795/7.085 6.841 ± 0.3929
14 1342 1342/1342 1342 ± 0.00002349 7.123 6.815/7.299 7.017 ± 0.4427
15 1342 1342/1342 1342 ± 0.00002349 6.744 6.464/6.938 6.632 ± 0.4364
16 1342 1342/1342 1342 ± 0.00002849 5.993 5.59/6.26 5.939 ± 0.4099
17 1342 1342/1342 1342 ± 0.00003094 5.983 5.64/6.279 5.95 ± 0.3938
vis
VLASS2.1.sb38611351.eb38659848.59112.96043939815_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-31 00:20:10.426
End
2024-12-31 00:50:17.173
Duration
0:30:06.747
Note, WebLog generation is not included in the time.

CASA logs for stage 8