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 5.858 5.412/6.139 5.866 ± 0.5324
ea02 1342 1342/1342 1342 ± 0.000004775 5.939 5.527/6.663 6.12 ± 0.6486
ea04 1342 1342/1342 1342 ± 0 5.541 5.155/6.15 5.685 ± 0.5522
ea05 1342 1342/1342 1342 ± 0 5.993 5.431/6.512 5.938 ± 0.6015
ea06 1342 1342/1342 1342 ± 0 4.922 4.724/5.261 5.002 ± 0.3293
ea07 1342 1342/1342 1342 ± 0 6.229 5.646/6.363 6.173 ± 0.5809
ea08 1342 1342/1342 1342 ± 0.00001675 6.093 5.687/6.861 6.351 ± 0.6819
ea09 1342 1342/1342 1342 ± 0 5.687 5.318/6.513 5.882 ± 0.6247
ea10 1342 1342/1342 1342 ± 0 6.21 5.425/6.747 6.147 ± 0.6648
ea11 1342 1342/1342 1342 ± 0 6.167 5.339/6.567 6.062 ± 0.7134
ea12 1342 1342/1342 1342 ± 0 6.013 5.478/6.547 6.12 ± 0.6663
ea13 1342 1342/1342 1342 ± 0 6.314 5.973/6.536 6.385 ± 0.4976
ea14 1342 1342/1342 1342 ± 0 6.079 5.397/6.632 6.054 ± 0.6922
ea15 1342 1342/1342 1342 ± 0 5.982 5.453/6.544 6.087 ± 0.6739
ea16 1342 1342/1342 1342 ± 0 6.291 5.773/6.89 6.412 ± 0.7203
ea17 1342 1342/1342 1342 ± 0.000001195 6.096 5.695/6.958 6.242 ± 0.6236
ea18 1342 1342/1342 1342 ± 0 5.148 4.754/5.632 5.232 ± 0.5444
ea19 1342 1342/1342 1342 ± 0 6.323 5.667/6.883 6.366 ± 0.6845
ea20 1342 1342/1342 1342 ± 0 6.384 5.783/6.857 6.357 ± 0.6216
ea21 1342 1342/1342 1342 ± 0 6.028 5.5/6.449 6.029 ± 0.5804
ea22 1342 1342/1342 1342 ± 0 5.485 5.235/6.323 5.759 ± 0.6591
ea23 1342 1342/1342 1342 ± 0 6.267 5.569/6.65 6.244 ± 0.6994
ea25 1342 1342/1342 1342 ± 0 5.747 5.412/6.344 5.888 ± 0.5684
ea26 1342 1342/1342 1342 ± 0 6.159 5.751/7.038 6.365 ± 0.651
ea27 1342 1342/1342 1342 ± 0.00002432 5.824 5.443/6.463 5.943 ± 0.5693
ea28 1342 1342/1342 1342 ± 0.00003708 5.799 5.567/6.639 6.163 ± 0.642
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 5.459 5.338/5.735 5.486 ± 0.2805
4 1342 1342/1342 1342 ± 0.0000257 5.473 5.164/5.59 5.403 ± 0.3584
5 1342 1342/1342 1342 ± 0.00002349 5.546 5.269/5.691 5.507 ± 0.3343
6 1342 1342/1342 1342 ± 0.00002349 5.437 5.249/5.605 5.41 ± 0.3465
7 1342 1342/1342 1342 ± 0.00002349 5.46 5.337/5.663 5.456 ± 0.2841
8 1342 1342/1342 1342 ± 0.00002349 5.497 5.283/5.634 5.423 ± 0.3071
9 1342 1342/1342 1342 ± 0.00002349 5.766 5.534/5.957 5.685 ± 0.3573
10 1342 1342/1342 1342 ± 0.00002349 6.164 5.985/6.325 6.104 ± 0.3464
11 1342 1342/1342 1342 ± 0.00002349 6.417 6.206/6.521 6.32 ± 0.3566
12 1342 1342/1342 1342 ± 0.00002349 6.517 6.349/6.731 6.426 ± 0.4735
13 1342 1342/1342 1342 ± 0.00002349 7.003 6.928/7.249 6.977 ± 0.4149
14 1342 1342/1342 1342 ± 0.00002349 7.302 6.999/7.487 7.178 ± 0.4649
15 1342 1342/1342 1342 ± 0.00002349 6.937 6.703/7.097 6.807 ± 0.4592
16 1342 1342/1342 1342 ± 0.00003378 6.18 5.755/6.455 6.094 ± 0.4503
17 1342 1342/1342 1342 ± 0.00003361 6.158 5.683/6.446 6.095 ± 0.4505
output_dir
 
vis
VLASS2.1.sb38613115.eb38659596.59111.15011048611_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-31 07:36:11.729
End
2024-12-31 08:33:56.178
Duration
0:57:44.449
Note, WebLog generation is not included in the time.

CASA logs for stage 8