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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.74 5.362/5.873 5.701 ± 0.394
ea02 1342 1342/1342 1342 ± 0 5.746 5.402/6.293 5.871 ± 0.5216
ea04 1342 1342/1342 1342 ± 0.000004385 5.639 5.348/6.095 5.726 ± 0.5105
ea05 1342 1342/1342 1342 ± 0 5.355 5.128/5.742 5.428 ± 0.4001
ea06 1342 1342/1342 1342 ± 0 4.884 4.803/5.26 4.986 ± 0.2861
ea07 1342 1342/1342 1342 ± 0 5.456 5.149/5.749 5.502 ± 0.3697
ea08 1342 1342/1342 1342 ± 0 5.579 5.245/5.984 5.573 ± 0.4237
ea09 1342 1342/1342 1342 ± 0 5.109 4.951/5.541 5.232 ± 0.3421
ea10 1342 1342/1342 1342 ± 0.00001949 5.151 4.917/5.767 5.283 ± 0.411
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.468 5.251/5.688 5.505 ± 0.3286
ea13 1342 1342/1342 1342 ± 0 6.089 5.798/6.339 6.121 ± 0.4335
ea14 1342 1342/1342 1342 ± 0 5.431 5.175/6.028 5.555 ± 0.4661
ea15 1342 1342/1342 1342 ± 0 5.423 5.145/5.799 5.51 ± 0.4206
ea16 1342 1342/1342 1342 ± 0 5.518 5.298/5.781 5.592 ± 0.3791
ea17 1342 1342/1342 1342 ± 0 5.343 5.246/5.641 5.453 ± 0.3187
ea18 1342 1342/1342 1342 ± 0 4.53 4.37/4.768 4.581 ± 0.2483
ea19 1342 1342/1342 1342 ± 0 5.407 5.198/5.801 5.503 ± 0.351
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.59 5.461/6.23 5.782 ± 0.4636
ea22 1342 1342/1342 1342 ± 0 4.884 4.738/5.366 4.979 ± 0.4238
ea23 1342 1342/1342 1342 ± 0 5.861 5.749/6.567 6.195 ± 0.6134
ea25 1342 1342/1342 1342 ± 0 5.674 5.477/6.157 5.827 ± 0.5318
ea26 1342 1342/1342 1342 ± 0 5.513 5.392/5.983 5.689 ± 0.3664
ea27 1342 1342/1342 1342 ± 0.00004023 5.134 5.008/5.707 5.28 ± 0.3452
ea28 1342 1342/1342 1342 ± 0 5.795 5.59/6.51 5.981 ± 0.6017
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 ± 0.00002454 5.382 5.207/5.524 5.364 ± 0.2784
3 1342 1342/1342 1342 ± 0.00002454 5.218 5.017/5.38 5.188 ± 0.3284
4 1342 1342/1342 1342 ± 0.00002665 5.374 5.062/5.51 5.269 ± 0.3648
5 1342 1342/1342 1342 ± 0.00002454 5.271 5.025/5.588 5.291 ± 0.3494
6 1342 1342/1342 1342 ± 0.00002454 5.117 5.002/5.339 5.132 ± 0.2859
7 1342 1342/1342 1342 ± 0.00002454 5.233 5.105/5.463 5.244 ± 0.3162
8 1342 1342/1342 1342 ± 0.00002454 5.209 4.961/5.405 5.167 ± 0.3408
9 1342 1342/1342 1342 ± 0.00002454 5.395 5.204/5.629 5.384 ± 0.3788
10 1342 1342/1342 1342 ± 0.00002454 5.713 5.509/6.069 5.711 ± 0.3901
11 1342 1342/1342 1342 ± 0.00002454 5.816 5.699/6.156 5.875 ± 0.392
12 1342 1342/1342 1342 ± 0.00002454 5.949 5.774/6.244 5.909 ± 0.5471
13 1342 1342/1342 1342 ± 0.00002454 6.245 6.015/6.629 6.281 ± 0.511
14 1342 1342/1342 1342 ± 0.00002454 6.323 6.042/6.684 6.347 ± 0.5536
15 1342 1342/1342 1342 ± 0.00002476 5.761 5.386/6.09 5.745 ± 0.4694
16 1342 1342/1342 1342 ± 0.00003428 5.442 5.022/5.629 5.356 ± 0.3985
17 1342 1342/1342 1342 ± 0.00003631 5.259 4.985/5.611 5.298 ± 0.4191
overwrite_modelcol
False
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-12-03 12:50:14.224
End
2024-12-03 13:57:35.834
Duration
1:07:21.610
Note, WebLog generation is not included in the time.

CASA logs for stage 8