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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.384 5.108/5.829 5.511 ± 0.5205
ea02 1342 1342/1342 1342 ± 0 5.622 5.317/6.295 5.825 ± 0.6526
ea04 1342 1342/1342 1342 ± 0 5.223 4.841/5.685 5.321 ± 0.5014
ea05 1342 1342/1342 1342 ± 0 5.557 5.141/5.968 5.591 ± 0.5415
ea06 1342 1342/1342 1342 ± 0 5.084 4.736/5.649 5.207 ± 0.525
ea07 1342 1342/1342 1342 ± 0.000001116 5.687 5.293/5.994 5.772 ± 0.5352
ea08 1342 1342/1342 1342 ± 0.000002231 5.597 5.346/6.412 5.864 ± 0.639
ea09 1342 1342/1342 1342 ± 0 5.607 5.108/6.112 5.663 ± 0.5837
ea10 1342 1342/1342 1342 ± 0.00002401 5.653 5.124/6.326 5.715 ± 0.6361
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.652 5.222/6.163 5.753 ± 0.6276
ea13 1342 1342/1342 1342 ± 0 6.035 5.688/6.268 6.06 ± 0.4779
ea14 1342 1342/1342 1342 ± 0 5.594 5.145/6.103 5.674 ± 0.6097
ea15 1342 1342/1342 1342 ± 0 5.416 5.008/5.998 5.58 ± 0.6335
ea16 1342 1342/1342 1342 ± 0 6.051 5.55/6.587 6.123 ± 0.6665
ea17 1342 1342/1342 1342 ± 0.000001565 5.695 5.386/6.229 5.85 ± 0.6015
ea18 1342 1342/1342 1342 ± 0 4.848 4.536/5.281 4.918 ± 0.4881
ea19 1342 1342/1342 1342 ± 0 5.851 5.438/6.432 6.033 ± 0.5899
ea20 1342 1342/1342 1342 ± 0 5.883 5.566/6.488 6.019 ± 0.5967
ea21 1342 1342/1342 1342 ± 0 5.553 5.25/6.03 5.679 ± 0.4981
ea22 1342 1342/1342 1342 ± 0 5.481 5.156/6.202 5.686 ± 0.6213
ea23 1342 1342/1342 1342 ± 0 5.794 5.348/6.197 5.877 ± 0.6186
ea25 1342 1342/1342 1342 ± 0 5.216 5.079/5.838 5.444 ± 0.5381
ea26 1342 1342/1342 1342 ± 0 5.94 5.56/6.508 6.048 ± 0.6659
ea27 1342 1342/1342 1342 ± 0.00004061 5.385 5.181/6.137 5.549 ± 0.5588
ea28 1342 1342/1342 1342 ± 0.00002718 5.463 5.231/6.191 5.692 ± 0.6192
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 ± 0.00002392 5.234 5.15/5.552 5.319 ± 0.2631
3 1342 1342/1342 1342 ± 0.00002392 5.011 4.809/5.318 5.053 ± 0.3414
4 1342 1342/1342 1342 ± 0.00002477 5.142 5/5.342 5.136 ± 0.3234
5 1342 1342/1342 1342 ± 0.00002392 5.194 4.91/5.376 5.179 ± 0.3331
6 1342 1342/1342 1342 ± 0.00002392 5.161 5.009/5.38 5.168 ± 0.2838
7 1342 1342/1342 1342 ± 0.00002392 5.225 5.074/5.347 5.215 ± 0.2569
8 1342 1342/1342 1342 ± 0.00002392 5.23 4.956/5.337 5.147 ± 0.2815
9 1342 1342/1342 1342 ± 0.00002392 5.434 5.277/5.677 5.42 ± 0.3147
10 1342 1342/1342 1342 ± 0.00002392 5.857 5.697/6.056 5.826 ± 0.2974
11 1342 1342/1342 1342 ± 0.00002392 6.105 5.904/6.24 6.035 ± 0.3007
12 1342 1342/1342 1342 ± 0.00002392 6.222 5.999/6.395 6.193 ± 0.3306
13 1342 1342/1342 1342 ± 0.00002392 6.63 6.5/6.753 6.602 ± 0.3337
14 1342 1342/1342 1342 ± 0.00002392 6.817 6.565/7.099 6.799 ± 0.3694
15 1342 1342/1342 1342 ± 0.00002392 6.589 6.332/6.707 6.472 ± 0.3613
16 1342 1342/1342 1342 ± 0.00003745 5.768 5.454/6.035 5.774 ± 0.349
17 1342 1342/1342 1342 ± 0.00003884 5.758 5.577/6.035 5.775 ± 0.3325
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-31 06:37:03.699
End
2024-12-31 07:45:06.547
Duration
1:08:02.848
Note, WebLog generation is not included in the time.

CASA logs for stage 8