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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.349 5.246/6.21 5.602 ± 0.7915
ea02 1342 1342/1342 1342 ± 0.00004407 5.952 5.385/6.685 5.906 ± 0.9256
ea04 1342 1342/1342 1342 ± 0.00004087 5.349 5.037/6.069 5.459 ± 0.7754
ea05 1342 1342/1342 1342 ± 0.00002012 5.645 5.289/6.569 5.861 ± 0.888
ea06 1342 1342/1342 1342 ± 0.00004385 5.208 4.816/5.77 5.226 ± 0.7168
ea07 1342 1342/1342 1342 ± 0.00004315 5.907 5.402/6.309 5.814 ± 0.8572
ea08 1342 1342/1342 1342 ± 0.00004423 6.043 5.545/6.952 6.092 ± 1.037
ea09 1342 1342/1342 1342 ± 0.00002471 5.4 4.963/5.823 5.316 ± 0.6477
ea10 1342 1342/1342 1342 ± 0.00004341 5.266 4.82/5.963 5.282 ± 0.7578
ea11 1342 1342/1342 1342 ± 0.00004264 6.027 5.48/6.658 5.97 ± 0.9169
ea12 1342 1342/1342 1342 ± 0.00004308 5.683 5.389/6.531 5.83 ± 0.9242
ea13 1342 1342/1342 1342 ± 0.00001439 5.673 5.56/6.272 5.837 ± 0.7426
ea14 1342 1342/1342 1342 ± 0.00004034 5.79 5.4/6.694 5.956 ± 0.9539
ea15 1342 1342/1342 1342 ± 0.00003518 5.625 5.318/6.497 5.778 ± 0.929
ea16 1342 1342/1342 1342 ± 0.00003094 6.006 5.582/6.909 6.067 ± 1.026
ea17 1342 1342/1342 1342 ± 0.00004281 6.037 5.469/7.084 6.091 ± 0.9741
ea18 1342 1342/1342 1342 ± 0.00004351 4.986 4.85/5.837 5.174 ± 0.6819
ea19 1342 1342/1342 1342 ± 0.00001381 5.914 5.703/6.871 6.135 ± 0.957
ea20 1342 1342/1342 1342 ± 0.00004333 6.004 5.904/6.917 6.198 ± 1.015
ea21 1342 1342/1342 1342 ± 0.00003215 5.717 5.313/6.49 5.784 ± 0.9018
ea22 1342 1342/1342 1342 ± 0.00003573 5.43 5.132/6.491 5.694 ± 0.8599
ea23 1342 1342/1342 1342 ± 0.0000528 6.592 6.195/7.077 6.116 ± 1.188
ea24 1342 1342/1342 1342 ± 0.00001381 5.262 4.829/6.077 5.418 ± 0.7128
ea25 1342 1342/1342 1342 ± 0.00004269 5.66 5.293/6.45 5.737 ± 0.86
ea26 1342 1342/1342 1342 ± 0.00002182 5.846 5.684/6.895 6.061 ± 0.9244
ea27 1342 1342/1342 1342 ± 0.00004316 5.658 5.31/6.524 5.753 ± 0.8345
ea28 1342 1342/1342 1342 ± 0.00004435 5.733 5.505/6.753 5.996 ± 0.9303
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 ± 0.0000237 5.375 5.234/5.631 5.374 ± 0.3361
6 1342 1342/1342 1342 ± 0.0000237 5.408 5.086/5.569 5.331 ± 0.2871
7 1342 1342/1342 1342 ± 0.0000237 5.39 5.181/5.564 5.373 ± 0.2862
8 1342 1342/1342 1342 ± 0.0000237 5.376 5.039/5.58 5.34 ± 0.3286
9 1342 1342/1342 1342 ± 0.00002396 5.658 5.295/5.912 5.618 ± 0.3362
10 1342 1342/1342 1342 ± 0.00002327 6.178 5.918/6.284 6.096 ± 0.3296
11 1342 1342/1342 1342 ± 0.00002327 6.433 6.073/6.624 6.362 ± 0.3402
12 1342 1342/1342 1342 ± 0.00002327 6.522 6.263/6.763 6.51 ± 0.3721
13 1342 1342/1342 1342 ± 0.00002327 6.927 6.512/7.102 6.82 ± 0.4302
14 1342 1342/1342 1342 ± 0.00002327 7.108 6.771/7.346 7.002 ± 0.4563
15 1342 1342/1342 1342 ± 0.00002525 6.687 6.377/6.946 6.603 ± 0.4534
16 1342 1342/1342 1342 ± 0.00005394 4.229 4.112/4.337 4.223 ± 0.1607
17 1342 1342/1342 1342 ± 0.00005579 4.266 4.139/4.425 4.284 ± 0.2311
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-08 02:35:07.234
End
2024-11-08 03:34:06.424
Duration
0:58:59.190
Note, WebLog generation is not included in the time.

CASA logs for stage 8