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 5.521 5.242/6.187 5.655 ± 0.5506
ea02 1342 1342/1342 1342 ± 0.00001548 5.919 5.484/6.519 5.912 ± 0.7071
ea04 1342 1342/1342 1342 ± 0 5.31 5.14/5.981 5.552 ± 0.5362
ea05 1342 1342/1342 1342 ± 0.000004411 5.598 5.321/6.488 5.849 ± 0.6219
ea06 1342 1342/1342 1342 ± 0 5.238 4.99/5.797 5.362 ± 0.4922
ea07 1342 1342/1342 1342 ± 0 5.363 5.196/5.692 5.393 ± 0.2351
ea08 1342 1342/1342 1342 ± 0.00003883 6.031 5.616/6.709 6.135 ± 0.7456
ea09 1342 1342/1342 1342 ± 0 5.023 4.888/5.6 5.173 ± 0.4718
ea11 1342 1342/1342 1342 ± 0.000007469 5.738 5.357/6.491 5.854 ± 0.6933
ea13 1342 1342/1342 1342 ± 0 5.949 5.8/6.275 6.062 ± 0.4952
ea14 1342 1342/1342 1342 ± 0.000004806 5.6 5.514/6.519 5.981 ± 0.5947
ea15 1342 1342/1342 1342 ± 0 5.577 5.313/6.336 5.838 ± 0.6341
ea16 1342 1342/1342 1342 ± 0.00001088 5.974 5.654/6.633 6.148 ± 0.6807
ea17 1342 1342/1342 1342 ± 0 5.808 5.654/5.938 5.79 ± 0.156
ea18 1342 1342/1342 1342 ± 0 5.053 4.846/5.656 5.218 ± 0.4706
ea19 1342 1342/1342 1342 ± 0 5.748 5.677/5.803 5.749 ± 0.07776
ea20 1342 1342/1342 1342 ± 0 5.979 5.694/6.834 6.155 ± 0.7167
ea21 1342 1342/1342 1342 ± 0.000006233 5.653 5.374/6.356 5.844 ± 0.5809
ea22 1342 1342/1342 1342 ± 0.000003157 5.448 5.197/6.311 5.636 ± 0.6812
ea23 1342 1342/1342 1342 ± 0.00003535 5.874 5.492/6.554 6.078 ± 0.7466
ea24 1342 1342/1342 1342 ± 0 5.197 5.137/6.247 5.603 ± 0.5569
ea25 1342 1342/1342 1342 ± 0.00001894 5.648 5.422/6.346 5.803 ± 0.6543
ea26 1342 1342/1342 1342 ± 0 5.876 5.732/6.816 6.162 ± 0.6631
ea27 1342 1342/1342 1342 ± 0 5.572 5.412/5.698 5.539 ± 0.1341
ea28 1342 1342/1342 1342 ± 0.00004169 5.735 5.52/6.567 5.935 ± 0.6553
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 ± 0.00002396 5.482 5.239/5.71 5.478 ± 0.2416
4 1342 1342/1342 1342 ± 0.00002446 5.454 5.178/5.686 5.453 ± 0.3411
5 1342 1342/1342 1342 ± 0.00002396 5.562 5.346/5.745 5.534 ± 0.3189
6 1342 1342/1342 1342 ± 0.00002396 5.491 5.226/5.684 5.451 ± 0.2852
7 1342 1342/1342 1342 ± 0.00002396 5.516 5.205/5.677 5.485 ± 0.286
8 1342 1342/1342 1342 ± 0.00002396 5.501 5.192/5.627 5.405 ± 0.2978
9 1342 1342/1342 1342 ± 0.00002416 5.727 5.416/5.881 5.648 ± 0.3172
10 1342 1342/1342 1342 ± 0.00002605 6.063 5.858/6.174 5.971 ± 0.349
11 1342 1342/1342 1342 ± 0.00002605 6.281 6.076/6.43 6.231 ± 0.3259
12 1342 1342/1342 1342 ± 0.00002605 6.363 6.252/6.56 6.349 ± 0.337
13 1342 1342/1342 1342 ± 0.00002605 6.839 6.503/6.998 6.746 ± 0.3982
14 1342 1342/1342 1342 ± 0.00002605 6.996 6.706/7.141 6.908 ± 0.4284
15 1342 1342/1342 1342 ± 0.00002605 6.641 6.437/6.9 6.592 ± 0.4804
16 1342 1342/1342 1342 ± 0.00004997 4.962 4.705/5.194 4.968 ± 0.3026
17 1342 1342/1342 1342 ± 0.00004538 5.057 4.875/5.269 5.049 ± 0.2877
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38480042.eb38504612.59046.34985846065_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-12-06 02:35:46.978
End
2024-12-06 03:41:33.042
Duration
1:05:46.064
Note, WebLog generation is not included in the time.

CASA logs for stage 8