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 5.603 5.285/6.107 5.725 ± 0.5433
ea02 1342 1342/1342 1342 ± 0 5.954 5.337/6.409 5.966 ± 0.6377
ea04 1342 1342/1342 1342 ± 0 5.493 5.124/6.104 5.664 ± 0.5647
ea05 1342 1342/1342 1342 ± 0 5.667 5.277/6.189 5.766 ± 0.5917
ea06 1342 1342/1342 1342 ± 0 4.983 4.753/5.405 5.074 ± 0.391
ea07 1342 1342/1342 1342 ± 0 5.894 5.454/6.212 5.956 ± 0.5577
ea08 1342 1342/1342 1342 ± 0 5.982 5.499/6.604 6.101 ± 0.6456
ea09 1342 1342/1342 1342 ± 0 5.657 5.148/6.207 5.74 ± 0.6497
ea11 1342 1342/1342 1342 ± 0 5.806 5.193/6.332 5.814 ± 0.6482
ea12 1342 1342/1342 1342 ± 0 5.795 5.349/6.378 5.983 ± 0.6395
ea13 1342 1342/1342 1342 ± 0 6.09 5.72/6.386 6.15 ± 0.5
ea14 1342 1342/1342 1342 ± 0 5.765 5.206/6.306 5.793 ± 0.6297
ea15 1342 1342/1342 1342 ± 0 5.53 5.071/6.123 5.676 ± 0.6744
ea16 1342 1342/1342 1342 ± 0 6.065 5.589/6.476 6.142 ± 0.6966
ea17 1342 1342/1342 1342 ± 0.000006518 5.995 5.461/6.746 6.098 ± 0.6445
ea18 1342 1342/1342 1342 ± 0 5.039 4.696/5.51 5.137 ± 0.5257
ea19 1342 1342/1342 1342 ± 0 5.927 5.467/6.529 6.081 ± 0.6346
ea20 1342 1342/1342 1342 ± 0 6.118 5.692/6.735 6.23 ± 0.6493
ea21 1342 1342/1342 1342 ± 0 5.628 5.347/6.265 5.809 ± 0.5633
ea22 1342 1342/1342 1342 ± 0 5.686 5.258/6.281 5.775 ± 0.6321
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.526 5.149/6.012 5.616 ± 0.5757
ea26 1342 1342/1342 1342 ± 0 6.058 5.587/6.652 6.136 ± 0.6887
ea27 1342 1342/1342 1342 ± 0.00003771 5.645 5.269/6.391 5.774 ± 0.6204
ea28 1342 1342/1342 1342 ± 0 5.68 5.334/6.367 5.862 ± 0.6332
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 5.366 5.195/5.585 5.389 ± 0.2602
3 1342 1342/1342 1342 ± 0.0000249 5.147 4.944/5.358 5.145 ± 0.2787
4 1342 1342/1342 1342 ± 0.00002491 5.29 5.054/5.447 5.226 ± 0.3115
5 1342 1342/1342 1342 ± 0.00002441 5.309 5.08/5.452 5.285 ± 0.3272
6 1342 1342/1342 1342 ± 0.00002441 5.312 5.07/5.454 5.262 ± 0.2973
7 1342 1342/1342 1342 ± 0.00002441 5.301 5.153/5.495 5.305 ± 0.2544
8 1342 1342/1342 1342 ± 0.00002441 5.337 5.104/5.455 5.269 ± 0.2748
9 1342 1342/1342 1342 ± 0.00002441 5.567 5.375/5.845 5.554 ± 0.3097
10 1342 1342/1342 1342 ± 0.00002441 6.013 5.885/6.187 5.994 ± 0.3078
11 1342 1342/1342 1342 ± 0.00002441 6.265 6.115/6.361 6.201 ± 0.3144
12 1342 1342/1342 1342 ± 0.00002441 6.398 6.237/6.551 6.37 ± 0.3429
13 1342 1342/1342 1342 ± 0.00002441 6.795 6.663/7.046 6.797 ± 0.3559
14 1342 1342/1342 1342 ± 0.00002441 7.018 6.838/7.239 6.967 ± 0.4041
15 1342 1342/1342 1342 ± 0.00002441 6.576 6.44/6.872 6.555 ± 0.37
16 1342 1342/1342 1342 ± 0.00003295 6.028 5.882/6.307 6.014 ± 0.3207
17 1342 1342/1342 1342 ± 0.00003227 6.029 5.887/6.264 6.012 ± 0.3213
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-13 08:43:15.281
End
2024-12-13 09:47:56.722
Duration
1:04:41.442
Note, WebLog generation is not included in the time.

CASA logs for stage 8