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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.504 5.21/5.926 5.615 ± 0.4904
ea02 1342 1342/1342 1342 ± 0.00000517 5.681 5.321/6.301 5.843 ± 0.6173
ea04 1342 1342/1342 1342 ± 0 5.586 5.299/6.168 5.769 ± 0.5424
ea05 1342 1342/1342 1342 ± 0 5.63 5.251/6.083 5.707 ± 0.5365
ea06 1342 1342/1342 1342 ± 0 4.918 4.746/5.325 5.022 ± 0.3751
ea07 1342 1342/1342 1342 ± 0 5.798 5.423/6.061 5.867 ± 0.5297
ea08 1342 1342/1342 1342 ± 0.00001579 5.698 5.413/6.474 5.955 ± 0.6277
ea09 1342 1342/1342 1342 ± 0 5.529 5.172/6.148 5.671 ± 0.5883
ea10 1342 1342/1342 1342 ± 0 5.713 5.221/6.379 5.781 ± 0.6345
ea11 1342 1342/1342 1342 ± 0 5.677 5.04/6.183 5.691 ± 0.6083
ea12 1342 1342/1342 1342 ± 0 6.268 6.062/6.74 6.387 ± 0.4212
ea13 1342 1342/1342 1342 ± 0 5.894 5.704/6.287 6.061 ± 0.4684
ea14 1342 1342/1342 1342 ± 0 5.619 5.15/6.131 5.69 ± 0.6009
ea15 1342 1342/1342 1342 ± 0 5.715 5.241/6.287 5.845 ± 0.6684
ea16 1342 1342/1342 1342 ± 0 5.985 5.567/6.52 6.117 ± 0.6614
ea17 1342 1342/1342 1342 ± 0.00002508 5.76 5.425/6.252 5.907 ± 0.5667
ea18 1342 1342/1342 1342 ± 0 4.973 4.668/5.434 5.075 ± 0.4896
ea19 1342 1342/1342 1342 ± 0 5.856 5.462/6.363 6.005 ± 0.5568
ea20 1342 1342/1342 1342 ± 0 5.957 5.594/6.598 6.089 ± 0.632
ea21 1342 1342/1342 1342 ± 0 5.555 5.291/6.122 5.736 ± 0.5134
ea22 1342 1342/1342 1342 ± 0 5.467 5.26/6.261 5.727 ± 0.6218
ea23 1342 1342/1342 1342 ± 0 5.812 5.377/6.248 5.908 ± 0.6168
ea25 1342 1342/1342 1342 ± 0 5.461 5.091/5.962 5.573 ± 0.5563
ea26 1342 1342/1342 1342 ± 0 5.846 5.598/6.605 6.096 ± 0.6162
ea27 1342 1342/1342 1342 ± 0.0000293 5.429 5.165/6.204 5.643 ± 0.5552
ea28 1342 1342/1342 1342 ± 0.00003687 5.514 5.286/6.268 5.79 ± 0.5938
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 ± 0.00002423 5.284 5.127/5.514 5.306 ± 0.2577
3 1342 1342/1342 1342 ± 0.00002423 5.19 4.997/5.427 5.191 ± 0.2606
4 1342 1342/1342 1342 ± 0.00002425 5.262 5.09/5.475 5.222 ± 0.3107
5 1342 1342/1342 1342 ± 0.00002423 5.341 5.086/5.458 5.298 ± 0.3029
6 1342 1342/1342 1342 ± 0.00002423 5.267 5.105/5.419 5.233 ± 0.286
7 1342 1342/1342 1342 ± 0.00002423 5.275 5.143/5.396 5.263 ± 0.2495
8 1342 1342/1342 1342 ± 0.00002423 5.272 5.104/5.396 5.231 ± 0.248
9 1342 1342/1342 1342 ± 0.00002423 5.568 5.364/5.749 5.498 ± 0.2859
10 1342 1342/1342 1342 ± 0.00002376 5.953 5.787/6.109 5.917 ± 0.2789
11 1342 1342/1342 1342 ± 0.00002376 6.171 6.035/6.283 6.123 ± 0.3052
12 1342 1342/1342 1342 ± 0.00002376 6.309 6.167/6.44 6.262 ± 0.3095
13 1342 1342/1342 1342 ± 0.00002376 6.716 6.618/6.902 6.699 ± 0.3369
14 1342 1342/1342 1342 ± 0.00002376 6.904 6.68/7.081 6.863 ± 0.3765
15 1342 1342/1342 1342 ± 0.00002376 6.6 6.338/6.697 6.488 ± 0.3648
16 1342 1342/1342 1342 ± 0.0000364 5.853 5.612/6.054 5.837 ± 0.327
17 1342 1342/1342 1342 ± 0.0000376 5.812 5.558/6.077 5.824 ± 0.325
statwtmode
VLASS-SE
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-05-01 13:10:52.596
End
2024-05-01 13:59:32.411
Duration
0:48:39.815
Note, WebLog generation is not included in the time.

CASA logs for stage 7