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

Statwt Summary Plot

VLASS2.1.sb38538105.eb38585498.59082.21856813657_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 5.972 5.472/6.235 5.898 ± 0.4669
ea02 1342 1342/1342 1342 ± 0 6.382 5.745/6.571 6.268 ± 0.5617
ea04 1342 1342/1342 1342 ± 0 5.536 5.147/5.992 5.648 ± 0.5121
ea05 1342 1342/1342 1342 ± 0 6.022 5.447/6.287 5.918 ± 0.5533
ea06 1342 1342/1342 1342 ± 0 4.994 4.843/5.363 5.1 ± 0.336
ea07 1342 1342/1342 1342 ± 0.00001691 5.909 5.686/6.27 6.027 ± 0.4926
ea08 1342 1342/1342 1342 ± 0 6.167 5.93/6.766 6.328 ± 0.553
ea09 1342 1342/1342 1342 ± 0 5.878 5.336/6.454 5.969 ± 0.6319
ea10 1342 1342/1342 1342 ± 0 5.76 5.314/6.482 5.891 ± 0.566
ea11 1342 1342/1342 1342 ± 0 6.064 5.459/6.418 5.993 ± 0.5643
ea12 1342 1342/1342 1342 ± 0 6.036 5.54/6.536 6.077 ± 0.5947
ea13 1342 1342/1342 1342 ± 0 6.471 5.952/6.672 6.351 ± 0.4628
ea14 1342 1342/1342 1342 ± 0 6.05 5.501/6.528 6.015 ± 0.593
ea15 1342 1342/1342 1342 ± 0 5.8 5.236/6.328 5.845 ± 0.6428
ea16 1342 1342/1342 1342 ± 0 6.307 5.867/6.586 6.341 ± 0.6246
ea17 1342 1342/1342 1342 ± 0 6.214 5.723/6.456 6.254 ± 0.5599
ea18 1342 1342/1342 1342 ± 0 5.292 4.899/5.754 5.337 ± 0.4861
ea19 1342 1342/1342 1342 ± 0 6.297 5.686/6.614 6.248 ± 0.5607
ea20 1342 1342/1342 1342 ± 0 6.412 5.831/6.783 6.391 ± 0.6072
ea21 1342 1342/1342 1342 ± 0 5.78 5.477/6.348 5.925 ± 0.5104
ea22 1342 1342/1342 1342 ± 0 6.266 5.587/6.487 6.079 ± 0.596
ea25 1342 1342/1342 1342 ± 0 5.836 5.363/6.154 5.836 ± 0.5285
ea26 1342 1342/1342 1342 ± 0 6.429 5.809/6.815 6.37 ± 0.5855
ea27 1342 1342/1342 1342 ± 0.00003368 5.819 5.48/6.463 5.933 ± 0.527
ea28 1342 1342/1342 1342 ± 0 5.93 5.534/6.518 6.057 ± 0.5499
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 5.531 5.365/5.678 5.499 ± 0.2579
4 1342 1342/1342 1342 ± 0.00002444 5.643 5.268/5.86 5.58 ± 0.4004
5 1342 1342/1342 1342 ± 0.00002396 5.548 5.276/5.69 5.519 ± 0.3376
6 1342 1342/1342 1342 ± 0.00002396 5.467 5.246/5.651 5.45 ± 0.3035
7 1342 1342/1342 1342 ± 0.00002396 5.475 5.309/5.641 5.469 ± 0.2711
8 1342 1342/1342 1342 ± 0.00002396 5.465 5.268/5.601 5.423 ± 0.2861
9 1342 1342/1342 1342 ± 0.00002396 5.702 5.578/5.955 5.688 ± 0.337
10 1342 1342/1342 1342 ± 0.00002396 6.151 6.037/6.311 6.116 ± 0.33
11 1342 1342/1342 1342 ± 0.00002396 6.43 6.23/6.528 6.34 ± 0.3443
12 1342 1342/1342 1342 ± 0.00002396 6.562 6.326/6.715 6.501 ± 0.3647
13 1342 1342/1342 1342 ± 0.00002396 6.995 6.878/7.135 6.936 ± 0.3781
14 1342 1342/1342 1342 ± 0.00002398 7.1 6.877/7.307 7.034 ± 0.4116
15 1342 1342/1342 1342 ± 0.00002587 6.658 6.447/6.94 6.627 ± 0.3861
16 1342 1342/1342 1342 ± 0.00003184 6.181 5.87/6.407 6.154 ± 0.3807
17 1342 1342/1342 1342 ± 0.00003051 6.159 5.925/6.448 6.154 ± 0.3652
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38538105.eb38585498.59082.21856813657_split_split.ms
Start time
2024-04-10 01:30:40.700
End
2024-04-10 02:02:05.471
Duration
0:31:24.771
Note, WebLog generation is not included in the time.

CASA logs for stage 7