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

Statwt Summary Plot

VLASS2.1.sb38609625.eb38648759.59107.988554826385_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 5.762 5.145/6.042 5.649 ± 0.5674
ea02 1342 1342/1342 1342 ± 0.00002488 5.588 5.317/6.388 5.867 ± 0.6663
ea04 1342 1342/1342 1342 ± 0 5.39 5.047/6.046 5.581 ± 0.5776
ea05 1342 1342/1342 1342 ± 0 5.756 5.295/6.193 5.786 ± 0.6052
ea06 1342 1342/1342 1342 ± 0 4.973 4.678/5.292 4.992 ± 0.3669
ea07 1342 1342/1342 1342 ± 0 5.365 5.271/5.564 5.407 ± 0.1885
ea08 1342 1342/1342 1342 ± 0 5.772 5.503/6.715 6.116 ± 0.7118
ea09 1342 1342/1342 1342 ± 0 5.575 5.121/6.203 5.667 ± 0.6488
ea10 1342 1342/1342 1342 ± 0 5.914 5.267/6.534 5.892 ± 0.698
ea11 1342 1342/1342 1342 ± 0 5.876 5.164/6.402 5.832 ± 0.7279
ea12 1342 1342/1342 1342 ± 0 5.641 5.223/6.378 5.865 ± 0.6797
ea13 1342 1342/1342 1342 ± 0 5.915 5.686/6.349 6.071 ± 0.5179
ea14 1342 1342/1342 1342 ± 0 5.763 5.259/6.4 5.868 ± 0.6945
ea15 1342 1342/1342 1342 ± 0 5.822 5.261/6.345 5.911 ± 0.6752
ea16 1342 1342/1342 1342 ± 0 6.03 5.581/6.674 6.191 ± 0.7242
ea17 1342 1342/1342 1342 ± 0.000001906 5.968 5.345/6.813 6.041 ± 0.6786
ea18 1342 1342/1342 1342 ± 0 5.054 4.654/5.509 5.085 ± 0.5346
ea19 1342 1342/1342 1342 ± 0 6.159 5.502/6.697 6.169 ± 0.6488
ea20 1342 1342/1342 1342 ± 0 6.223 5.589/6.822 6.152 ± 0.6538
ea21 1342 1342/1342 1342 ± 0 5.691 5.336/6.242 5.827 ± 0.5827
ea22 1342 1342/1342 1342 ± 0 5.374 5.022/6.072 5.597 ± 0.6586
ea23 1342 1342/1342 1342 ± 0 6.098 5.392/6.545 6.07 ± 0.7074
ea25 1342 1342/1342 1342 ± 0 5.193 5.089/5.32 5.205 ± 0.1919
ea26 1342 1342/1342 1342 ± 0 5.892 5.474/6.592 6.051 ± 0.7156
ea27 1342 1342/1342 1342 ± 0.000001066 5.478 5.144/6.333 5.67 ± 0.6331
ea28 1342 1342/1342 1342 ± 0.00000426 5.713 5.397/6.442 5.89 ± 0.6979
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 ± 0.00002354 5.277 5.13/5.476 5.288 ± 0.2421
3 1342 1342/1342 1342 ± 0.00002354 5.092 4.89/5.364 5.115 ± 0.3094
4 1342 1342/1342 1342 ± 0.00002765 5.15 4.946/5.397 5.139 ± 0.2915
5 1342 1342/1342 1342 ± 0.00002354 5.285 5.011/5.379 5.223 ± 0.3096
6 1342 1342/1342 1342 ± 0.00002354 5.257 5.079/5.372 5.229 ± 0.2774
7 1342 1342/1342 1342 ± 0.00002354 5.311 5.167/5.499 5.307 ± 0.2505
8 1342 1342/1342 1342 ± 0.00002354 5.339 5.123/5.475 5.282 ± 0.2798
9 1342 1342/1342 1342 ± 0.00002354 5.641 5.419/5.811 5.571 ± 0.3154
10 1342 1342/1342 1342 ± 0.00002446 6.054 5.839/6.177 5.978 ± 0.3239
11 1342 1342/1342 1342 ± 0.00002446 6.302 6.126/6.407 6.216 ± 0.338
12 1342 1342/1342 1342 ± 0.00002446 6.408 6.3/6.599 6.327 ± 0.4586
13 1342 1342/1342 1342 ± 0.00002446 6.854 6.771/7.118 6.824 ± 0.3945
14 1342 1342/1342 1342 ± 0.00002446 7.115 6.806/7.296 6.992 ± 0.4271
15 1342 1342/1342 1342 ± 0.00002446 6.768 6.548/6.904 6.65 ± 0.4125
16 1342 1342/1342 1342 ± 0.00002463 5.996 5.724/6.32 5.972 ± 0.4044
17 1342 1342/1342 1342 ± 0.00002456 5.944 5.778/6.262 5.976 ± 0.366
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38609625.eb38648759.59107.988554826385_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-31 08:42:08.759
End
2024-12-31 09:59:00.863
Duration
1:16:52.104
Note, WebLog generation is not included in the time.

CASA logs for stage 8