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 5.48 5.164/5.889 5.579 ± 0.4938
ea02 1342 1342/1342 1342 ± 0 5.661 5.293/6.266 5.829 ± 0.6066
ea04 1342 1342/1342 1342 ± 0 5.556 5.264/6.146 5.747 ± 0.5541
ea05 1342 1342/1342 1342 ± 0 5.621 5.25/6.098 5.704 ± 0.5476
ea06 1342 1342/1342 1342 ± 0 4.906 4.717/5.315 5.003 ± 0.3812
ea07 1342 1342/1342 1342 ± 0 5.776 5.362/6.025 5.813 ± 0.53
ea08 1342 1342/1342 1342 ± 0 5.653 5.368/6.437 5.933 ± 0.6307
ea09 1342 1342/1342 1342 ± 0 5.518 5.143/6.135 5.652 ± 0.5963
ea10 1342 1342/1342 1342 ± 0 5.655 5.144/6.32 5.718 ± 0.6338
ea11 1342 1342/1342 1342 ± 0 5.643 4.995/6.136 5.641 ± 0.6181
ea12 1342 1342/1342 1342 ± 0 6.265 6.052/6.719 6.37 ± 0.4143
ea13 1342 1342/1342 1342 ± 0 5.913 5.667/6.276 6.042 ± 0.4836
ea14 1342 1342/1342 1342 ± 0 5.598 5.12/6.12 5.664 ± 0.6126
ea15 1342 1342/1342 1342 ± 0 5.669 5.198/6.249 5.806 ± 0.6793
ea16 1342 1342/1342 1342 ± 0 5.951 5.528/6.509 6.085 ± 0.668
ea17 1342 1342/1342 1342 ± 0.00002219 5.712 5.387/6.16 5.823 ± 0.5357
ea18 1342 1342/1342 1342 ± 0 4.942 4.636/5.408 5.05 ± 0.493
ea19 1342 1342/1342 1342 ± 0 5.809 5.393/6.313 5.947 ± 0.5629
ea20 1342 1342/1342 1342 ± 0 5.928 5.55/6.561 6.058 ± 0.643
ea21 1342 1342/1342 1342 ± 0 5.477 5.228/6.065 5.662 ± 0.5057
ea22 1342 1342/1342 1342 ± 0 5.465 5.214/6.244 5.704 ± 0.6287
ea23 1342 1342/1342 1342 ± 0 5.783 5.308/6.205 5.852 ± 0.6182
ea25 1342 1342/1342 1342 ± 0 5.407 5.046/5.908 5.525 ± 0.5591
ea26 1342 1342/1342 1342 ± 0 5.859 5.57/6.555 6.063 ± 0.624
ea27 1342 1342/1342 1342 ± 0.00003099 5.359 5.111/6.17 5.572 ± 0.5549
ea28 1342 1342/1342 1342 ± 0.00002779 5.5 5.248/6.231 5.742 ± 0.5963
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 ± 0.00002422 5.232 5.07/5.478 5.257 ± 0.2556
3 1342 1342/1342 1342 ± 0.00002422 5.163 4.93/5.382 5.143 ± 0.2776
4 1342 1342/1342 1342 ± 0.00002422 5.195 5.031/5.301 5.137 ± 0.2886
5 1342 1342/1342 1342 ± 0.00002422 5.272 5.034/5.373 5.239 ± 0.2981
6 1342 1342/1342 1342 ± 0.00002422 5.253 5.083/5.408 5.221 ± 0.2863
7 1342 1342/1342 1342 ± 0.00002422 5.217 5.105/5.343 5.222 ± 0.2461
8 1342 1342/1342 1342 ± 0.00002422 5.215 5.053/5.345 5.192 ± 0.2423
9 1342 1342/1342 1342 ± 0.00002422 5.524 5.344/5.698 5.465 ± 0.2801
10 1342 1342/1342 1342 ± 0.00002376 5.89 5.759/6.065 5.884 ± 0.2769
11 1342 1342/1342 1342 ± 0.00002376 6.117 6.04/6.251 6.09 ± 0.2971
12 1342 1342/1342 1342 ± 0.00002376 6.281 6.13/6.389 6.227 ± 0.3036
13 1342 1342/1342 1342 ± 0.00002376 6.696 6.562/6.844 6.659 ± 0.3343
14 1342 1342/1342 1342 ± 0.00002376 6.854 6.687/7.038 6.825 ± 0.3745
15 1342 1342/1342 1342 ± 0.00002376 6.548 6.295/6.704 6.462 ± 0.3592
16 1342 1342/1342 1342 ± 0.00003183 5.838 5.608/6.062 5.823 ± 0.3325
17 1342 1342/1342 1342 ± 0.00003537 5.775 5.591/6.107 5.819 ± 0.3222
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-05-01 07:27:25.922
End
2024-05-01 08:18:48.839
Duration
0:51:22.917
Note, WebLog generation is not included in the time.

CASA logs for stage 7