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

Statwt Summary Plot

VLASS2.1.sb38619750.eb38664746.59114.89728754629_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 5.475 5.176/6.033 5.636 ± 0.5389
ea02 1342 1342/1342 1342 ± 0 5.663 5.282/6.374 5.861 ± 0.6415
ea03 1342 1342/1342 1342 ± 0 5.25 4.653/5.914 5.305 ± 0.6715
ea04 1342 1342/1342 1342 ± 0 5.529 5.074/6.139 5.61 ± 0.5814
ea05 1342 1342/1342 1342 ± 0 5.708 5.215/6.151 5.737 ± 0.5827
ea06 1342 1342/1342 1342 ± 0 5.153 4.829/5.579 5.222 ± 0.4433
ea07 1342 1342/1342 1342 ± 0 5.896 5.291/6.148 5.861 ± 0.6008
ea08 1342 1342/1342 1342 ± 0.000008855 5.913 5.459/6.64 6.084 ± 0.6873
ea09 1342 1342/1342 1342 ± 0 5.667 5.168/6.279 5.73 ± 0.6599
ea10 1342 1342/1342 1342 ± 0.000001208 5.839 5.139/6.491 5.823 ± 0.7004
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.697 5.213/6.374 5.877 ± 0.6757
ea13 1342 1342/1342 1342 ± 0 5.932 5.694/6.458 6.129 ± 0.5297
ea14 1342 1342/1342 1342 ± 0 5.744 5.209/6.357 5.827 ± 0.6909
ea15 1342 1342/1342 1342 ± 0 5.662 5.238/6.311 5.828 ± 0.6821
ea16 1342 1342/1342 1342 ± 0 6.012 5.526/6.626 6.145 ± 0.7208
ea17 1342 1342/1342 1342 ± 0.00002571 5.821 5.395/6.389 5.969 ± 0.6389
ea18 1342 1342/1342 1342 ± 0 4.965 4.621/5.493 5.064 ± 0.5533
ea19 1342 1342/1342 1342 ± 0 5.901 5.454/6.673 6.117 ± 0.6681
ea20 1342 1342/1342 1342 ± 0 5.902 5.542/6.534 6.078 ± 0.6291
ea21 1342 1342/1342 1342 ± 0 5.705 5.269/6.26 5.812 ± 0.5959
ea22 1342 1342/1342 1342 ± 0 5.441 5.165/6.291 5.688 ± 0.67
ea23 1342 1342/1342 1342 ± 0 5.917 5.296/6.388 5.982 ± 0.7095
ea25 1342 1342/1342 1342 ± 0 5.587 5.182/6.109 5.705 ± 0.6048
ea26 1342 1342/1342 1342 ± 0 5.85 5.506/6.618 6.064 ± 0.6976
ea27 1342 1342/1342 1342 ± 0.000004676 5.505 5.15/6.311 5.685 ± 0.6286
ea28 1342 1342/1342 1342 ± 0.00004022 5.727 5.333/6.423 5.906 ± 0.6874
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 ± 0.00002351 5.263 5.156/5.524 5.286 ± 0.2667
3 1342 1342/1342 1342 ± 0.00002451 5.181 4.962/5.364 5.157 ± 0.3041
4 1342 1342/1342 1342 ± 0.00002427 5.138 5.012/5.287 5.125 ± 0.313
5 1342 1342/1342 1342 ± 0.00002351 5.238 4.997/5.361 5.193 ± 0.3002
6 1342 1342/1342 1342 ± 0.00002351 5.21 5.032/5.384 5.185 ± 0.3114
7 1342 1342/1342 1342 ± 0.00002351 5.241 5.143/5.411 5.247 ± 0.2388
8 1342 1342/1342 1342 ± 0.00002351 5.269 5.032/5.424 5.215 ± 0.2574
9 1342 1342/1342 1342 ± 0.00002351 5.559 5.418/5.752 5.517 ± 0.2877
10 1342 1342/1342 1342 ± 0.00002351 6.029 5.859/6.14 5.969 ± 0.2957
11 1342 1342/1342 1342 ± 0.00002351 6.272 6.058/6.389 6.196 ± 0.2975
12 1342 1342/1342 1342 ± 0.00002396 6.41 6.213/6.565 6.365 ± 0.314
13 1342 1342/1342 1342 ± 0.00002351 6.815 6.694/7.036 6.79 ± 0.3404
14 1342 1342/1342 1342 ± 0.00002351 7.03 6.783/7.223 6.938 ± 0.3703
15 1342 1342/1342 1342 ± 0.00002351 6.695 6.415/6.866 6.611 ± 0.3662
16 1342 1342/1342 1342 ± 0.00003652 6.017 5.702/6.275 5.987 ± 0.3341
17 1342 1342/1342 1342 ± 0.00003351 5.969 5.77/6.259 5.992 ± 0.3353
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38619750.eb38664746.59114.89728754629_split_split.ms
overwrite_modelcol
False
Start time
2025-01-04 04:48:02.946
End
2025-01-04 05:43:09.975
Duration
0:55:07.028
Note, WebLog generation is not included in the time.

CASA logs for stage 8