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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.314 5.09/5.919 5.342 ± 0.9072
ea02 1342 1342/1342 1342 ± 0.00004403 5.882 5.349/6.596 5.73 ± 1.059
ea04 1342 1342/1342 1342 ± 0.00000205 4.948 4.797/5.766 5.095 ± 0.8327
ea05 1342 1342/1342 1342 ± 0.00001654 5.16 4.835/6.088 5.298 ± 0.839
ea06 1342 1342/1342 1342 ± 0.000003347 4.894 4.649/5.482 4.837 ± 0.7757
ea07 1342 1342/1342 1342 ± 0.00004499 5.804 5.2/6.227 5.516 ± 0.9655
ea08 1342 1342/1342 1342 ± 0.00004552 5.884 5.44/6.683 5.78 ± 1.147
ea09 1342 1342/1342 1342 ± 0.00001427 5.188 4.969/5.887 5.241 ± 0.7386
ea10 1342 1342/1342 1342 ± 0.0000455 5.018 4.679/5.579 4.9 ± 0.7419
ea11 1342 1342/1342 1342 ± 0.00004384 5.858 5.166/6.478 5.595 ± 1.138
ea12 1342 1342/1342 1342 ± 0.0000107 5.271 5.109/6.062 5.329 ± 1.037
ea13 1342 1342/1342 1342 ± 0.00001989 5.917 5.625/6.357 5.824 ± 0.8262
ea14 1342 1342/1342 1342 ± 0.00001411 5.699 5.271/6.517 5.654 ± 0.9211
ea15 1342 1342/1342 1342 ± 0 5.321 5.038/6.105 5.429 ± 0.9484
ea16 1342 1342/1342 1342 ± 0.00003319 5.815 5.493/6.464 5.727 ± 1.04
ea17 1342 1342/1342 1342 ± 0.00004591 5.783 5.268/6.467 5.656 ± 1.138
ea18 1342 1342/1342 1342 ± 0.00003531 4.883 4.491/5.645 4.842 ± 0.8883
ea19 1342 1342/1342 1342 ± 0.000001674 5.465 5.296/6.364 5.606 ± 0.8716
ea20 1342 1342/1342 1342 ± 0.00002411 5.69 5.364/6.588 5.668 ± 1.223
ea21 1342 1342/1342 1342 ± 0.00002436 5.375 5.138/6.136 5.363 ± 0.9059
ea22 1342 1342/1342 1342 ± 0.00003661 5.5 5.251/6.552 5.647 ± 0.9836
ea23 1342 1342/1342 1342 ± 0.00004395 5.868 5.315/6.483 5.708 ± 1.015
ea24 1342 1342/1342 1342 ± 0.00001027 5.204 4.931/6.123 5.378 ± 0.7424
ea25 1342 1342/1342 1342 ± 0.0000455 5.356 4.919/6.091 5.302 ± 0.9946
ea26 1342 1342/1342 1342 ± 0.00002962 5.816 5.642/6.872 6.013 ± 0.9948
ea27 1342 1342/1342 1342 ± 0.00004565 5.523 5.14/6.532 5.492 ± 1.08
ea28 1342 1342/1342 1342 ± 0.00004435 5.579 5.363/6.57 5.612 ± 1.051
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.
5 1342 1342/1342 1342 ± 0.00002312 5.101 4.952/5.316 5.135 ± 0.3483
6 1342 1342/1342 1342 ± 0.00002309 5.275 5.043/5.459 5.232 ± 0.3176
7 1342 1342/1342 1342 ± 0.00002307 5.28 5.088/5.512 5.257 ± 0.3048
8 1342 1342/1342 1342 ± 0.00002307 5.246 5.041/5.457 5.207 ± 0.3265
9 1342 1342/1342 1342 ± 0.00002307 5.483 5.252/5.813 5.492 ± 0.3473
10 1342 1342/1342 1342 ± 0.00002307 6.002 5.591/6.12 5.869 ± 0.3527
11 1342 1342/1342 1342 ± 0.00002307 6.272 5.946/6.444 6.179 ± 0.3513
12 1342 1342/1342 1342 ± 0.00002307 6.367 6.197/6.633 6.363 ± 0.3761
13 1342 1342/1342 1342 ± 0.00002326 6.699 6.364/6.836 6.576 ± 0.4014
14 1342 1342/1342 1342 ± 0.0000335 6.255 5.96/6.701 6.291 ± 0.5458
15 1342 1342/1342 1342 ± 0.00002357 6.614 6.248/6.82 6.49 ± 0.4876
16 1342 1342/1342 1342 ± 0.00006049 3.531 3.367/3.754 3.593 ± 0.3171
17 1342 1342/1342 1342 ± 0.00006101 3.668 3.471/3.886 3.688 ± 0.2941
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-06 17:06:05.371
End
2024-12-06 18:14:03.672
Duration
1:07:58.301
Note, WebLog generation is not included in the time.

CASA logs for stage 8