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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.471 5.312/5.939 5.666 ± 0.5292
ea02 1342 1342/1342 1342 ± 0.00001131 5.767 5.474/6.389 5.956 ± 0.6158
ea04 1342 1342/1342 1342 ± 0 5.395 5.099/5.825 5.485 ± 0.436
ea05 1342 1342/1342 1342 ± 0 5.765 5.463/6.272 5.877 ± 0.5652
ea06 1342 1342/1342 1342 ± 0 5.355 5.029/5.751 5.415 ± 0.4218
ea07 1342 1342/1342 1342 ± 0 5.177 5.135/5.479 5.282 ± 0.2315
ea08 1342 1342/1342 1342 ± 0.00002723 5.81 5.588/6.568 6.085 ± 0.6515
ea09 1342 1342/1342 1342 ± 0 5.18 4.968/5.749 5.346 ± 0.4318
ea10 1342 1342/1342 1342 ± 0.00003129 5.118 4.935/5.883 5.356 ± 0.5398
ea11 1342 1342/1342 1342 ± 0 5.716 5.357/6.3 5.838 ± 0.5715
ea13 1342 1342/1342 1342 ± 0 6.095 5.878/6.291 6.181 ± 0.4422
ea14 1342 1342/1342 1342 ± 0 5.711 5.399/6.408 5.919 ± 0.6138
ea15 1342 1342/1342 1342 ± 0 5.78 5.425/6.363 5.955 ± 0.6245
ea16 1342 1342/1342 1342 ± 0 5.961 5.621/6.41 6.132 ± 0.6421
ea17 1342 1342/1342 1342 ± 0.000003838 5.708 5.573/5.868 5.695 ± 0.2111
ea18 1342 1342/1342 1342 ± 0.000001567 5.086 4.809/5.518 5.192 ± 0.4996
ea19 1342 1342/1342 1342 ± 0 5.723 5.614/5.926 5.762 ± 0.1562
ea20 1342 1342/1342 1342 ± 0 5.906 5.629/6.464 6.041 ± 0.5338
ea21 1342 1342/1342 1342 ± 0 5.648 5.457/6.23 5.85 ± 0.5036
ea22 1342 1342/1342 1342 ± 0 5.461 5.284/6.257 5.763 ± 0.6139
ea23 1342 1342/1342 1342 ± 0.000009882 5.752 5.56/6.4 6.032 ± 0.6297
ea24 1342 1342/1342 1342 ± 0 5.662 5.109/6.209 5.672 ± 0.5885
ea25 1342 1342/1342 1342 ± 0.000003994 5.571 5.32/6.15 5.744 ± 0.5638
ea26 1342 1342/1342 1342 ± 0 6.049 5.821/6.74 6.271 ± 0.6461
ea27 1342 1342/1342 1342 ± 0.000003504 5.512 5.22/5.557 5.41 ± 0.1964
ea28 1342 1342/1342 1342 ± 0.00003926 5.659 5.475/6.4 5.904 ± 0.6167
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 ± 0.00002372 5.548 5.357/5.689 5.499 ± 0.2713
3 1342 1342/1342 1342 ± 0.00002397 5.121 4.983/5.365 5.193 ± 0.3374
4 1342 1342/1342 1342 ± 0.00002402 5.45 5.193/5.629 5.436 ± 0.3403
5 1342 1342/1342 1342 ± 0.00002372 5.435 5.225/5.599 5.404 ± 0.2984
6 1342 1342/1342 1342 ± 0.00002372 5.422 5.146/5.556 5.353 ± 0.2743
7 1342 1342/1342 1342 ± 0.00002372 5.425 5.113/5.557 5.386 ± 0.2668
8 1342 1342/1342 1342 ± 0.00002372 5.438 5.06/5.546 5.33 ± 0.2991
9 1342 1342/1342 1342 ± 0.00002375 5.653 5.42/5.854 5.599 ± 0.3219
10 1342 1342/1342 1342 ± 0.00002574 6.039 5.815/6.146 5.96 ± 0.3283
11 1342 1342/1342 1342 ± 0.00002574 6.282 5.864/6.372 6.176 ± 0.3105
12 1342 1342/1342 1342 ± 0.00002574 6.36 6.15/6.52 6.308 ± 0.3212
13 1342 1342/1342 1342 ± 0.00002574 6.834 6.284/6.975 6.713 ± 0.3786
14 1342 1342/1342 1342 ± 0.00002574 6.95 6.614/7.179 6.896 ± 0.4081
15 1342 1342/1342 1342 ± 0.00002574 6.599 6.305/6.907 6.546 ± 0.4363
16 1342 1342/1342 1342 ± 0.00004194 5.635 5.417/6.001 5.689 ± 0.3492
17 1342 1342/1342 1342 ± 0.00003988 5.693 5.515/5.968 5.724 ± 0.3238
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-04-13 06:05:58.454
End
2024-04-13 07:09:50.448
Duration
1:03:51.994
Note, WebLog generation is not included in the time.

CASA logs for stage 7