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

Statwt Summary Plot

VLASS2.1.sb38613115.eb38659596.59111.15011048611_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 5.912 5.336/6.123 5.817 ± 0.5734
ea02 1342 1342/1342 1342 ± 0 5.828 5.486/6.634 6.087 ± 0.6268
ea04 1342 1342/1342 1342 ± 0 5.544 5.117/6.055 5.662 ± 0.5494
ea05 1342 1342/1342 1342 ± 0 5.976 5.388/6.497 5.904 ± 0.6106
ea06 1342 1342/1342 1342 ± 0 4.861 4.695/5.246 4.972 ± 0.3384
ea07 1342 1342/1342 1342 ± 0 6.192 5.533/6.294 6.112 ± 0.598
ea08 1342 1342/1342 1342 ± 0 6.063 5.808/6.842 6.329 ± 0.6749
ea09 1342 1342/1342 1342 ± 0 5.758 5.304/6.51 5.88 ± 0.6224
ea10 1342 1342/1342 1342 ± 0 6.061 5.332/6.738 6.061 ± 0.7043
ea11 1342 1342/1342 1342 ± 0 6.105 5.3/6.534 6.026 ± 0.7253
ea12 1342 1342/1342 1342 ± 0 5.996 5.422/6.494 6.07 ± 0.6677
ea13 1342 1342/1342 1342 ± 0 6.497 5.921/6.528 6.375 ± 0.5018
ea14 1342 1342/1342 1342 ± 0 6.05 5.311/6.528 5.994 ± 0.7067
ea15 1342 1342/1342 1342 ± 0 5.949 5.416/6.476 6.037 ± 0.6727
ea16 1342 1342/1342 1342 ± 0 6.278 5.715/6.805 6.356 ± 0.7418
ea17 1342 1342/1342 1342 ± 0.000003227 6.065 5.607/6.916 6.171 ± 0.6498
ea18 1342 1342/1342 1342 ± 0 5.131 4.724/5.589 5.186 ± 0.5401
ea19 1342 1342/1342 1342 ± 0 6.289 5.609/6.822 6.314 ± 0.6875
ea20 1342 1342/1342 1342 ± 0 6.366 5.757/6.85 6.332 ± 0.6368
ea21 1342 1342/1342 1342 ± 0 5.949 5.437/6.413 5.973 ± 0.5886
ea22 1342 1342/1342 1342 ± 0 5.491 5.18/6.311 5.754 ± 0.6521
ea23 1342 1342/1342 1342 ± 0 6.246 5.466/6.632 6.188 ± 0.7149
ea25 1342 1342/1342 1342 ± 0 5.615 5.33/6.346 5.821 ± 0.5987
ea26 1342 1342/1342 1342 ± 0 6.278 5.707/6.993 6.33 ± 0.6597
ea27 1342 1342/1342 1342 ± 0.000009002 5.717 5.382/6.456 5.885 ± 0.5949
ea28 1342 1342/1342 1342 ± 0.00002611 5.999 5.498/6.605 6.14 ± 0.6502
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 ± 0.00002349 5.358 5.205/5.621 5.389 ± 0.2742
4 1342 1342/1342 1342 ± 0.00002571 5.382 5.098/5.467 5.297 ± 0.3391
5 1342 1342/1342 1342 ± 0.00002349 5.431 5.181/5.589 5.418 ± 0.3229
6 1342 1342/1342 1342 ± 0.00002349 5.416 5.216/5.533 5.376 ± 0.3406
7 1342 1342/1342 1342 ± 0.00002349 5.404 5.275/5.604 5.398 ± 0.2783
8 1342 1342/1342 1342 ± 0.00002349 5.447 5.216/5.585 5.375 ± 0.3034
9 1342 1342/1342 1342 ± 0.00002349 5.717 5.529/5.909 5.649 ± 0.3452
10 1342 1342/1342 1342 ± 0.00002349 6.15 5.955/6.295 6.079 ± 0.3409
11 1342 1342/1342 1342 ± 0.00002349 6.385 6.196/6.508 6.299 ± 0.3579
12 1342 1342/1342 1342 ± 0.00002349 6.502 6.333/6.697 6.406 ± 0.4663
13 1342 1342/1342 1342 ± 0.00002349 6.978 6.908/7.216 6.949 ± 0.4106
14 1342 1342/1342 1342 ± 0.00002349 7.282 6.975/7.432 7.14 ± 0.4584
15 1342 1342/1342 1342 ± 0.00002349 6.878 6.632/7.061 6.772 ± 0.4552
16 1342 1342/1342 1342 ± 0.00002699 6.111 5.946/6.379 6.102 ± 0.4143
17 1342 1342/1342 1342 ± 0.00002779 6.112 5.81/6.404 6.082 ± 0.4096
statwtmode
VLASS-SE
vis
VLASS2.1.sb38613115.eb38659596.59111.15011048611_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-12-31 02:17:18.065
End
2024-12-31 03:03:59.487
Duration
0:46:41.422
Note, WebLog generation is not included in the time.

CASA logs for stage 8