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

Statwt Summary Plot

VLASS2.1.sb38523814.eb38632964.59098.28982543982_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 5.742 5.611/6.338 5.997 ± 0.5453
ea02 1342 1342/1342 1342 ± 0 5.842 5.483/6.576 6.065 ± 0.6749
ea04 1342 1342/1342 1342 ± 0 5.207 4.866/5.957 5.429 ± 0.6539
ea05 1342 1342/1342 1342 ± 0 5.504 4.946/6.04 5.578 ± 0.6933
ea06 1342 1342/1342 1342 ± 0 4.654 4.37/5.133 4.753 ± 0.4223
ea07 1342 1342/1342 1342 ± 0 6.188 5.605/6.501 6.196 ± 0.6584
ea08 1342 1342/1342 1342 ± 0 5.871 5.633/6.888 6.259 ± 0.741
ea09 1342 1342/1342 1342 ± 0 5.384 5.013/6.42 5.619 ± 0.7153
ea10 1342 1342/1342 1342 ± 0 6.205 5.417/6.954 6.169 ± 0.7734
ea11 1342 1342/1342 1342 ± 0 6.01 5.335/6.563 6.048 ± 0.7032
ea12 1342 1342/1342 1342 ± 0 5.68 5.252/6.312 5.853 ± 0.6796
ea13 1342 1342/1342 1342 ± 0 5.62 5.345/6.201 5.82 ± 0.6273
ea14 1342 1342/1342 1342 ± 0 6.06 5.268/6.45 5.959 ± 0.6879
ea15 1342 1342/1342 1342 ± 0 5.314 4.734/6.047 5.455 ± 0.782
ea16 1342 1342/1342 1342 ± 0 6.161 5.52/6.779 6.274 ± 0.7684
ea17 1342 1342/1342 1342 ± 0.00002249 6.264 5.72/7.177 6.419 ± 0.7514
ea18 1342 1342/1342 1342 ± 0 5.124 4.778/5.705 5.265 ± 0.5351
ea19 1342 1342/1342 1342 ± 0 5.626 5.327/6.69 6.069 ± 0.7747
ea20 1342 1342/1342 1342 ± 0 6.073 5.625/6.736 6.224 ± 0.6961
ea21 1342 1342/1342 1342 ± 0 5.619 5.186/6.198 5.752 ± 0.6468
ea22 1342 1342/1342 1342 ± 0 5.373 5.105/6.309 5.653 ± 0.6664
ea23 1342 1342/1342 1342 ± 0 6.339 5.617/6.763 6.285 ± 0.727
ea25 1342 1342/1342 1342 ± 0 5.786 5.411/6.384 5.955 ± 0.6473
ea26 1342 1342/1342 1342 ± 0 5.687 5.283/6.83 5.963 ± 0.7625
ea27 1342 1342/1342 1342 ± 0.00002656 5.826 5.592/6.698 6.07 ± 0.6532
ea28 1342 1342/1342 1342 ± 0.00001832 5.821 5.631/6.816 6.172 ± 0.7289
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 5.297 5.088/5.595 5.312 ± 0.3544
3 1342 1342/1342 1342 ± 0.00002489 5.267 5.091/5.416 5.239 ± 0.3248
4 1342 1342/1342 1342 ± 0.0000251 5.256 4.886/5.503 5.176 ± 0.3906
5 1342 1342/1342 1342 ± 0.00002349 5.314 5.07/5.676 5.313 ± 0.4104
6 1342 1342/1342 1342 ± 0.00002349 5.284 4.984/5.516 5.239 ± 0.3628
7 1342 1342/1342 1342 ± 0.00002349 5.347 5.15/5.609 5.288 ± 0.3338
8 1342 1342/1342 1342 ± 0.00002349 5.362 5.014/5.52 5.269 ± 0.3623
9 1342 1342/1342 1342 ± 0.00002349 5.659 5.308/5.923 5.597 ± 0.4437
10 1342 1342/1342 1342 ± 0.00002349 6.19 5.879/6.374 6.093 ± 0.4165
11 1342 1342/1342 1342 ± 0.00002372 6.381 6.141/6.63 6.322 ± 0.4218
12 1342 1342/1342 1342 ± 0.00002349 6.574 6.312/6.836 6.502 ± 0.4413
13 1342 1342/1342 1342 ± 0.00002349 7.114 6.742/7.251 6.979 ± 0.4617
14 1342 1342/1342 1342 ± 0.00002349 7.257 6.926/7.588 7.18 ± 0.514
15 1342 1342/1342 1342 ± 0.00002349 6.763 6.552/7.043 6.71 ± 0.4679
16 1342 1342/1342 1342 ± 0.00003247 5.925 5.68/6.265 5.962 ± 0.4333
17 1342 1342/1342 1342 ± 0.00003022 5.971 5.699/6.205 5.946 ± 0.4105
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
datacolumn
residual_data
Start time
2025-01-07 04:10:15.462
End
2025-01-07 05:04:38.642
Duration
0:54:23.180
Note, WebLog generation is not included in the time.

CASA logs for stage 8