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

Statwt Summary Plot

VLASS2.1.sb38480042.eb38504612.59046.34985846065_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 5.67 5.357/6.255 5.78 ± 0.5133
ea02 1342 1342/1342 1342 ± 0.00001907 5.83 5.478/6.65 6.021 ± 0.6507
ea04 1342 1342/1342 1342 ± 0.000005129 5.564 5.248/6.087 5.695 ± 0.5328
ea05 1342 1342/1342 1342 ± 0 5.97 5.516/6.549 5.986 ± 0.6071
ea06 1342 1342/1342 1342 ± 0 5.356 5.044/5.948 5.49 ± 0.4934
ea07 1342 1342/1342 1342 ± 0 5.324 5.217/5.567 5.349 ± 0.2057
ea08 1342 1342/1342 1342 ± 0.00003771 5.877 5.681/6.872 6.249 ± 0.7025
ea09 1342 1342/1342 1342 ± 0 5.114 4.944/5.677 5.27 ± 0.4736
ea11 1342 1342/1342 1342 ± 0 5.72 5.427/6.536 5.98 ± 0.6322
ea13 1342 1342/1342 1342 ± 0 5.99 5.888/6.445 6.203 ± 0.4861
ea14 1342 1342/1342 1342 ± 0 6.136 5.526/6.624 6.104 ± 0.6489
ea15 1342 1342/1342 1342 ± 0 5.955 5.415/6.451 6.011 ± 0.6562
ea16 1342 1342/1342 1342 ± 0 6.236 5.695/6.809 6.304 ± 0.6808
ea17 1342 1342/1342 1342 ± 0.00000273 5.709 5.592/5.887 5.724 ± 0.1706
ea18 1342 1342/1342 1342 ± 0 5.232 4.887/5.725 5.271 ± 0.4698
ea19 1342 1342/1342 1342 ± 0 5.69 5.644/5.859 5.709 ± 0.117
ea20 1342 1342/1342 1342 ± 0 6.053 5.861/6.884 6.333 ± 0.6428
ea21 1342 1342/1342 1342 ± 0 5.777 5.493/6.431 5.949 ± 0.5623
ea22 1342 1342/1342 1342 ± 0.000002637 5.419 5.224/6.401 5.748 ± 0.6314
ea23 1342 1342/1342 1342 ± 0 6.057 5.637/6.662 6.222 ± 0.6706
ea24 1342 1342/1342 1342 ± 0 5.735 5.206/6.354 5.75 ± 0.6024
ea25 1342 1342/1342 1342 ± 0 5.516 5.439/6.455 5.891 ± 0.6044
ea26 1342 1342/1342 1342 ± 0 5.911 5.748/7.027 6.273 ± 0.6756
ea27 1342 1342/1342 1342 ± 0 5.544 5.339/5.609 5.488 ± 0.1611
ea28 1342 1342/1342 1342 ± 0.00004147 5.694 5.513/6.617 6.027 ± 0.6338
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 ± 0.00002398 5.514 5.346/5.664 5.498 ± 0.2368
4 1342 1342/1342 1342 ± 0.00002477 5.239 5.051/5.393 5.211 ± 0.2841
5 1342 1342/1342 1342 ± 0.00002398 5.458 5.247/5.638 5.461 ± 0.3004
6 1342 1342/1342 1342 ± 0.00002398 5.435 5.207/5.611 5.407 ± 0.2818
7 1342 1342/1342 1342 ± 0.00002398 5.484 5.255/5.687 5.472 ± 0.2771
8 1342 1342/1342 1342 ± 0.00002398 5.508 5.224/5.637 5.422 ± 0.3045
9 1342 1342/1342 1342 ± 0.00002425 5.729 5.557/5.963 5.702 ± 0.313
10 1342 1342/1342 1342 ± 0.00002607 6.195 5.956/6.297 6.089 ± 0.3544
11 1342 1342/1342 1342 ± 0.00002607 6.415 6.256/6.517 6.34 ± 0.339
12 1342 1342/1342 1342 ± 0.00002607 6.463 6.399/6.655 6.471 ± 0.3441
13 1342 1342/1342 1342 ± 0.00002607 6.968 6.597/7.123 6.855 ± 0.4115
14 1342 1342/1342 1342 ± 0.00002607 7.111 6.763/7.29 7.028 ± 0.441
15 1342 1342/1342 1342 ± 0.00002607 6.683 6.443/6.99 6.632 ± 0.4506
16 1342 1342/1342 1342 ± 0.00004215 5.741 5.395/6.029 5.721 ± 0.4113
17 1342 1342/1342 1342 ± 0.00004331 5.737 5.512/6.112 5.764 ± 0.3958
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38480042.eb38504612.59046.34985846065_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-12-06 02:00:37.614
End
2024-12-06 02:41:17.006
Duration
0:40:39.392
Note, WebLog generation is not included in the time.

CASA logs for stage 8