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 5.675 5.153/5.898 5.578 ± 0.5294
ea02 1342 1342/1342 1342 ± 0 5.629 5.301/6.454 5.853 ± 0.6592
ea04 1342 1342/1342 1342 ± 0 5.312 4.93/5.799 5.382 ± 0.5156
ea05 1342 1342/1342 1342 ± 0 5.741 5.169/6.183 5.648 ± 0.5512
ea06 1342 1342/1342 1342 ± 0 5.377 4.778/5.743 5.269 ± 0.5444
ea07 1342 1342/1342 1342 ± 0 5.867 5.42/6.05 5.86 ± 0.5389
ea08 1342 1342/1342 1342 ± 0 5.649 5.391/6.494 5.925 ± 0.6493
ea09 1342 1342/1342 1342 ± 0 5.656 5.128/6.339 5.718 ± 0.6016
ea10 1342 1342/1342 1342 ± 0.000006512 5.713 5.1/6.442 5.787 ± 0.6461
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.786 5.259/6.252 5.811 ± 0.62
ea13 1342 1342/1342 1342 ± 0 6.195 5.733/6.32 6.096 ± 0.4825
ea14 1342 1342/1342 1342 ± 0 5.819 5.203/6.209 5.739 ± 0.6419
ea15 1342 1342/1342 1342 ± 0 5.607 5/6.056 5.627 ± 0.6521
ea16 1342 1342/1342 1342 ± 0 6.084 5.64/6.649 6.203 ± 0.6849
ea17 1342 1342/1342 1342 ± 0.000001537 5.847 5.434/6.663 5.948 ± 0.6123
ea18 1342 1342/1342 1342 ± 0 4.945 4.598/5.397 4.976 ± 0.4985
ea19 1342 1342/1342 1342 ± 0 6.038 5.461/6.608 6.099 ± 0.6153
ea20 1342 1342/1342 1342 ± 0 6.163 5.592/6.726 6.095 ± 0.6204
ea21 1342 1342/1342 1342 ± 0 5.629 5.271/6.113 5.736 ± 0.5099
ea22 1342 1342/1342 1342 ± 0 5.619 5.175/6.359 5.735 ± 0.6404
ea23 1342 1342/1342 1342 ± 0 6.017 5.365/6.39 5.952 ± 0.6363
ea25 1342 1342/1342 1342 ± 0.000006141 5.288 5.107/5.982 5.51 ± 0.5424
ea26 1342 1342/1342 1342 ± 0 6.153 5.614/6.793 6.086 ± 0.682
ea27 1342 1342/1342 1342 ± 0.00003946 5.476 5.06/6.222 5.6 ± 0.5672
ea28 1342 1342/1342 1342 ± 0.00001395 5.55 5.272/6.319 5.754 ± 0.6347
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 ± 0.00002395 5.258 5.158/5.556 5.33 ± 0.262
3 1342 1342/1342 1342 ± 0.00002396 5.082 4.904/5.357 5.132 ± 0.3321
4 1342 1342/1342 1342 ± 0.00002465 5.109 4.946/5.364 5.112 ± 0.3198
5 1342 1342/1342 1342 ± 0.00002395 5.24 4.987/5.417 5.216 ± 0.3206
6 1342 1342/1342 1342 ± 0.00002395 5.186 5.033/5.385 5.19 ± 0.2846
7 1342 1342/1342 1342 ± 0.00002395 5.251 5.091/5.38 5.246 ± 0.2571
8 1342 1342/1342 1342 ± 0.00002395 5.262 4.996/5.377 5.183 ± 0.2768
9 1342 1342/1342 1342 ± 0.00002395 5.472 5.302/5.729 5.461 ± 0.3154
10 1342 1342/1342 1342 ± 0.00002395 5.898 5.742/6.085 5.878 ± 0.2969
11 1342 1342/1342 1342 ± 0.00002395 6.157 5.955/6.299 6.094 ± 0.3013
12 1342 1342/1342 1342 ± 0.00002395 6.259 6.051/6.45 6.255 ± 0.3321
13 1342 1342/1342 1342 ± 0.00002395 6.699 6.578/6.818 6.67 ± 0.3374
14 1342 1342/1342 1342 ± 0.00002395 6.891 6.612/7.136 6.865 ± 0.3676
15 1342 1342/1342 1342 ± 0.00002395 6.628 6.364/6.754 6.525 ± 0.352
16 1342 1342/1342 1342 ± 0.00003381 5.803 5.532/6.133 5.842 ± 0.351
17 1342 1342/1342 1342 ± 0.00003349 5.815 5.633/6.07 5.85 ± 0.3296
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-31 07:28:55.413
End
2024-12-31 08:40:22.315
Duration
1:11:26.902
Note, WebLog generation is not included in the time.

CASA logs for stage 8