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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.245 5.03/5.874 5.472 ± 0.6621
ea02 1342 1342/1342 1342 ± 0.00003059 5.416 5.044/6.545 5.754 ± 0.8824
ea04 1342 1342/1342 1342 ± 0.00002081 5.1 4.91/5.825 5.339 ± 0.667
ea05 1342 1342/1342 1342 ± 0.00001 5.188 4.915/6.41 5.627 ± 0.7836
ea06 1342 1342/1342 1342 ± 0.00002752 4.351 4.141/5.138 4.619 ± 0.5416
ea07 1342 1342/1342 1342 ± 0.00004533 5.924 5.122/6.299 5.78 ± 0.8457
ea08 1342 1342/1342 1342 ± 0.00004272 5.582 5.129/6.689 5.911 ± 0.9185
ea09 1342 1342/1342 1342 ± 0 5.251 5.05/6.4 5.65 ± 0.7532
ea10 1342 1342/1342 1342 ± 0.00004404 5.357 5.063/6.592 5.772 ± 0.8646
ea11 1342 1342/1342 1342 ± 0.00004541 5.339 4.958/6.372 5.643 ± 0.8585
ea12 1342 1342/1342 1342 ± 0.00003103 5.421 5.035/6.135 5.648 ± 0.8186
ea13 1342 1342/1342 1342 ± 0 5.459 5.088/6.175 5.799 ± 0.7392
ea14 1342 1342/1342 1342 ± 0.00003463 5.211 4.978/6.234 5.609 ± 0.7675
ea15 1342 1342/1342 1342 ± 0.00001489 4.965 4.807/6.036 5.383 ± 0.7996
ea16 1342 1342/1342 1342 ± 0.00001399 5.597 5.228/6.732 5.935 ± 1.005
ea17 1342 1342/1342 1342 ± 0.0000462 5.607 5.171/6.409 5.844 ± 0.8689
ea18 1342 1342/1342 1342 ± 0.00004319 4.608 4.505/5.35 4.934 ± 0.6135
ea19 1342 1342/1342 1342 ± 0.00002153 5.424 5.39/6.714 6.007 ± 0.8376
ea20 1342 1342/1342 1342 ± 0.0000398 5.682 5.453/6.636 5.936 ± 0.8736
ea21 1342 1342/1342 1342 ± 0.00002408 5.377 5.036/6.302 5.688 ± 0.7757
ea22 1342 1342/1342 1342 ± 0.000001285 5.22 4.807/6.256 5.524 ± 0.7629
ea23 1342 1342/1342 1342 ± 0.00003956 5.343 5.121/6.433 5.797 ± 0.8993
ea25 1342 1342/1342 1342 ± 0.00004551 5.206 4.892/6.06 5.502 ± 0.7857
ea26 1342 1342/1342 1342 ± 0.000001274 5.487 5.307/6.806 5.976 ± 0.8237
ea27 1342 1342/1342 1342 ± 0.0000455 5.336 5.048/6.398 5.618 ± 0.779
ea28 1342 1342/1342 1342 ± 0.0000441 5.333 5.244/6.351 5.731 ± 0.8223
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 ± 0.00002355 5.072 4.795/5.189 5.017 ± 0.2787
3 1342 1342/1342 1342 ± 0.00002852 4.639 4.478/4.761 4.623 ± 0.3453
6 1342 1342/1342 1342 ± 0.00002355 5.24 4.981/5.367 5.159 ± 0.2877
7 1342 1342/1342 1342 ± 0.00002355 5.205 5.032/5.329 5.171 ± 0.2774
8 1342 1342/1342 1342 ± 0.00002355 5.161 5.038/5.295 5.112 ± 0.3062
9 1342 1342/1342 1342 ± 0.000024 5.225 4.973/5.387 5.151 ± 0.3308
10 1342 1342/1342 1342 ± 0.00002351 5.997 5.826/6.132 5.926 ± 0.3332
11 1342 1342/1342 1342 ± 0.00002351 6.223 6.082/6.393 6.184 ± 0.3445
12 1342 1342/1342 1342 ± 0.00002351 6.415 6.286/6.59 6.379 ± 0.3779
13 1342 1342/1342 1342 ± 0.00002351 6.81 6.671/7.09 6.805 ± 0.4117
14 1342 1342/1342 1342 ± 0.00002351 7.129 6.877/7.342 7.029 ± 0.4619
15 1342 1342/1342 1342 ± 0.00003268 6.25 5.864/6.714 6.243 ± 0.5917
16 1342 1342/1342 1342 ± 0.00006038 4.563 4.403/4.704 4.55 ± 0.2329
17 1342 1342/1342 1342 ± 0.00006092 4.866 4.676/5.056 4.868 ± 0.3214
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
output_dir
 
Start time
2024-11-27 07:28:18.120
End
2024-11-27 08:23:03.607
Duration
0:54:45.487
Note, WebLog generation is not included in the time.

CASA logs for stage 8