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 5.425 5.127/5.846 5.524 ± 0.5159
ea02 1342 1342/1342 1342 ± 0 5.64 5.301/6.314 5.822 ± 0.6594
ea04 1342 1342/1342 1342 ± 0 5.229 4.866/5.727 5.345 ± 0.5185
ea05 1342 1342/1342 1342 ± 0 5.563 5.15/6.011 5.615 ± 0.5522
ea06 1342 1342/1342 1342 ± 0 5.106 4.758/5.693 5.229 ± 0.5359
ea07 1342 1342/1342 1342 ± 0 5.813 5.291/6.028 5.795 ± 0.5487
ea08 1342 1342/1342 1342 ± 0 5.629 5.353/6.461 5.886 ± 0.6508
ea09 1342 1342/1342 1342 ± 0 5.617 5.094/6.14 5.662 ± 0.6014
ea10 1342 1342/1342 1342 ± 0.000003974 5.678 5.131/6.362 5.745 ± 0.6501
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.647 5.23/6.156 5.768 ± 0.6219
ea13 1342 1342/1342 1342 ± 0 6.013 5.692/6.251 6.06 ± 0.4794
ea14 1342 1342/1342 1342 ± 0 5.621 5.142/6.171 5.695 ± 0.6311
ea15 1342 1342/1342 1342 ± 0 5.444 5.003/6.033 5.592 ± 0.6461
ea16 1342 1342/1342 1342 ± 0 6.06 5.562/6.629 6.153 ± 0.6848
ea17 1342 1342/1342 1342 ± 0.0000027 5.749 5.398/6.296 5.898 ± 0.6269
ea18 1342 1342/1342 1342 ± 0 4.858 4.542/5.272 4.929 ± 0.4893
ea19 1342 1342/1342 1342 ± 0 5.863 5.415/6.46 6.037 ± 0.6074
ea20 1342 1342/1342 1342 ± 0 5.927 5.56/6.542 6.053 ± 0.6146
ea21 1342 1342/1342 1342 ± 0 5.57 5.254/6.063 5.697 ± 0.5122
ea22 1342 1342/1342 1342 ± 0 5.444 5.149/6.229 5.69 ± 0.6331
ea23 1342 1342/1342 1342 ± 0 5.845 5.342/6.23 5.902 ± 0.6374
ea25 1342 1342/1342 1342 ± 0.000003118 5.25 5.071/5.868 5.462 ± 0.5568
ea26 1342 1342/1342 1342 ± 0 5.92 5.544/6.524 6.038 ± 0.6727
ea27 1342 1342/1342 1342 ± 0.00003992 5.431 5.176/6.178 5.573 ± 0.5604
ea28 1342 1342/1342 1342 ± 0.00001739 5.495 5.251/6.223 5.706 ± 0.638
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 ± 0.00002394 5.202 5.114/5.52 5.29 ± 0.259
3 1342 1342/1342 1342 ± 0.00002395 5.004 4.837/5.302 5.073 ± 0.3323
4 1342 1342/1342 1342 ± 0.00002478 5.129 4.957/5.281 5.099 ± 0.3125
5 1342 1342/1342 1342 ± 0.00002394 5.244 4.93/5.405 5.197 ± 0.3256
6 1342 1342/1342 1342 ± 0.00002394 5.173 5.009/5.373 5.171 ± 0.284
7 1342 1342/1342 1342 ± 0.00002394 5.228 5.069/5.354 5.218 ± 0.2568
8 1342 1342/1342 1342 ± 0.00002394 5.233 4.966/5.37 5.161 ± 0.2783
9 1342 1342/1342 1342 ± 0.00002394 5.451 5.307/5.703 5.438 ± 0.3143
10 1342 1342/1342 1342 ± 0.00002394 5.886 5.709/6.064 5.856 ± 0.2982
11 1342 1342/1342 1342 ± 0.00002394 6.128 5.945/6.265 6.069 ± 0.3032
12 1342 1342/1342 1342 ± 0.00002394 6.244 6.034/6.443 6.231 ± 0.3331
13 1342 1342/1342 1342 ± 0.00002394 6.656 6.545/6.784 6.638 ± 0.338
14 1342 1342/1342 1342 ± 0.00002394 6.866 6.593/7.113 6.826 ± 0.368
15 1342 1342/1342 1342 ± 0.00002394 6.601 6.337/6.737 6.498 ± 0.356
16 1342 1342/1342 1342 ± 0.00003438 5.797 5.467/6.113 5.805 ± 0.3608
17 1342 1342/1342 1342 ± 0.00003399 5.804 5.621/6.051 5.811 ± 0.3309
datacolumn
residual_data
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-31 08:23:31.485
End
2024-12-31 09:27:50.606
Duration
1:04:19.122
Note, WebLog generation is not included in the time.

CASA logs for stage 8