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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.621 5.257/6.122 5.712 ± 0.549
ea02 1342 1342/1342 1342 ± 0 5.893 5.3/6.371 5.917 ± 0.6368
ea04 1342 1342/1342 1342 ± 0 5.451 5.114/6.073 5.623 ± 0.5707
ea05 1342 1342/1342 1342 ± 0 5.654 5.23/6.173 5.751 ± 0.5845
ea06 1342 1342/1342 1342 ± 0 4.973 4.726/5.392 5.056 ± 0.4005
ea07 1342 1342/1342 1342 ± 0 5.871 5.377/6.183 5.922 ± 0.5695
ea08 1342 1342/1342 1342 ± 0 5.955 5.415/6.543 6.051 ± 0.6605
ea09 1342 1342/1342 1342 ± 0 5.602 5.101/6.167 5.683 ± 0.655
ea11 1342 1342/1342 1342 ± 0 5.744 5.174/6.294 5.778 ± 0.6493
ea12 1342 1342/1342 1342 ± 0 5.765 5.308/6.332 5.938 ± 0.638
ea13 1342 1342/1342 1342 ± 0 6.048 5.664/6.312 6.097 ± 0.4934
ea14 1342 1342/1342 1342 ± 0 5.725 5.209/6.267 5.753 ± 0.6309
ea15 1342 1342/1342 1342 ± 0 5.509 5.049/6.088 5.649 ± 0.6558
ea16 1342 1342/1342 1342 ± 0 6.046 5.557/6.475 6.12 ± 0.7056
ea17 1342 1342/1342 1342 ± 0.000002176 5.986 5.471/6.764 6.08 ± 0.6235
ea18 1342 1342/1342 1342 ± 0 5.034 4.718/5.453 5.131 ± 0.4966
ea19 1342 1342/1342 1342 ± 0 6.118 5.452/6.647 6.066 ± 0.6392
ea20 1342 1342/1342 1342 ± 0 6.075 5.652/6.696 6.199 ± 0.647
ea21 1342 1342/1342 1342 ± 0 5.568 5.312/6.231 5.762 ± 0.568
ea22 1342 1342/1342 1342 ± 0 5.662 5.232/6.256 5.742 ± 0.6397
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.485 5.152/5.973 5.598 ± 0.5678
ea26 1342 1342/1342 1342 ± 0 6.001 5.536/6.594 6.059 ± 0.7028
ea27 1342 1342/1342 1342 ± 0.00003756 5.622 5.252/6.339 5.739 ± 0.611
ea28 1342 1342/1342 1342 ± 0.00000107 5.654 5.283/6.345 5.817 ± 0.6417
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 ± 0.00002441 5.35 5.178/5.545 5.362 ± 0.2433
3 1342 1342/1342 1342 ± 0.00002448 5.055 4.906/5.315 5.11 ± 0.2751
4 1342 1342/1342 1342 ± 0.00002491 5.225 4.998/5.371 5.177 ± 0.3349
5 1342 1342/1342 1342 ± 0.00002441 5.279 5.044/5.416 5.254 ± 0.3099
6 1342 1342/1342 1342 ± 0.00002441 5.288 5.027/5.443 5.23 ± 0.2888
7 1342 1342/1342 1342 ± 0.00002441 5.252 5.132/5.428 5.268 ± 0.2451
8 1342 1342/1342 1342 ± 0.00002441 5.295 5.061/5.41 5.237 ± 0.2681
9 1342 1342/1342 1342 ± 0.00002441 5.543 5.364/5.805 5.521 ± 0.3019
10 1342 1342/1342 1342 ± 0.00002441 5.983 5.866/6.162 5.959 ± 0.299
11 1342 1342/1342 1342 ± 0.00002441 6.226 6.088/6.319 6.166 ± 0.314
12 1342 1342/1342 1342 ± 0.00002441 6.344 6.19/6.493 6.334 ± 0.3385
13 1342 1342/1342 1342 ± 0.00002441 6.771 6.62/6.981 6.752 ± 0.3528
14 1342 1342/1342 1342 ± 0.00002441 6.931 6.787/7.189 6.926 ± 0.3983
15 1342 1342/1342 1342 ± 0.00002441 6.568 6.444/6.814 6.541 ± 0.3684
16 1342 1342/1342 1342 ± 0.00003335 5.978 5.857/6.245 5.976 ± 0.3152
17 1342 1342/1342 1342 ± 0.00003174 6.004 5.869/6.21 5.974 ± 0.3088
datacolumn
residual_data
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-13 08:21:48.371
End
2024-12-13 09:26:27.016
Duration
1:04:38.646
Note, WebLog generation is not included in the time.

CASA logs for stage 8