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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.703 5.663/6.489 6.062 ± 0.6435
ea02 1342 1342/1342 1342 ± 0.0000415 6.181 5.798/6.954 6.397 ± 0.6887
ea03 1342 1342/1342 1342 ± 0 5.788 5.063/6.286 5.714 ± 0.6469
ea04 1342 1342/1342 1342 ± 0 5.88 5.37/6.59 5.96 ± 0.6672
ea05 1342 1342/1342 1342 ± 0 6.273 5.698/6.869 6.171 ± 0.7414
ea06 1342 1342/1342 1342 ± 0 5.142 4.942/5.526 5.184 ± 0.4304
ea07 1342 1342/1342 1342 ± 0 6.209 5.836/6.68 6.366 ± 0.7106
ea08 1342 1342/1342 1342 ± 0 6.205 5.86/7.106 6.474 ± 0.7621
ea09 1342 1342/1342 1342 ± 0 6.083 5.539/6.793 6.122 ± 0.7183
ea10 1342 1342/1342 1342 ± 0 6.225 5.683/7.084 6.327 ± 0.744
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.264 5.653/6.8 6.295 ± 0.7733
ea13 1342 1342/1342 1342 ± 0 6.627 6.068/6.692 6.442 ± 0.6438
ea14 1342 1342/1342 1342 ± 0 6.113 5.569/6.738 6.148 ± 0.7321
ea15 1342 1342/1342 1342 ± 0 6.354 5.757/6.921 6.394 ± 0.7747
ea16 1342 1342/1342 1342 ± 0 6.417 5.971/7.087 6.469 ± 0.8099
ea17 1342 1342/1342 1342 ± 0 6.511 6.226/7.62 6.824 ± 0.7173
ea18 1342 1342/1342 1342 ± 0 5.374 4.951/5.859 5.421 ± 0.5965
ea19 1342 1342/1342 1342 ± 0 6.357 5.777/6.931 6.325 ± 0.655
ea20 1342 1342/1342 1342 ± 0 6.423 5.749/6.941 6.306 ± 0.7517
ea21 1342 1342/1342 1342 ± 0 5.95 5.73/6.74 6.165 ± 0.6819
ea22 1342 1342/1342 1342 ± 0 5.908 5.521/6.54 6.009 ± 0.6224
ea23 1342 1342/1342 1342 ± 0 6.147 5.85/6.95 6.36 ± 0.7816
ea24 1342 1342/1342 1342 ± 0.000002705 6.147 5.801/6.947 6.305 ± 0.7191
ea25 1342 1342/1342 1342 ± 0 5.883 5.595/6.638 6.084 ± 0.6543
ea26 1342 1342/1342 1342 ± 0 6.725 6.184/7.395 6.719 ± 0.7466
ea27 1342 1342/1342 1342 ± 0 5.932 5.734/6.89 6.183 ± 0.6885
ea28 1342 1342/1342 1342 ± 0 5.813 5.554/6.626 6.056 ± 0.693
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 ± 0.00002313 5.729 5.468/5.84 5.644 ± 0.319
4 1342 1342/1342 1342 ± 0.000025 4.919 4.771/4.999 4.854 ± 0.2584
5 1342 1342/1342 1342 ± 0.00002313 5.703 5.501/5.983 5.703 ± 0.3794
6 1342 1342/1342 1342 ± 0.00002313 5.672 5.454/5.881 5.639 ± 0.3369
7 1342 1342/1342 1342 ± 0.00002313 5.704 5.591/5.801 5.669 ± 0.3113
8 1342 1342/1342 1342 ± 0.00002313 5.622 5.48/5.79 5.591 ± 0.3438
9 1342 1342/1342 1342 ± 0.00002313 5.895 5.667/6.225 5.875 ± 0.3826
10 1342 1342/1342 1342 ± 0.00002313 6.39 6.219/6.624 6.355 ± 0.3668
11 1342 1342/1342 1342 ± 0.00002313 6.643 6.441/6.82 6.587 ± 0.3749
12 1342 1342/1342 1342 ± 0.00002313 6.771 6.63/6.953 6.753 ± 0.4174
13 1342 1342/1342 1342 ± 0.00002313 7.254 7.15/7.406 7.215 ± 0.4433
14 1342 1342/1342 1342 ± 0.00002313 7.436 7.297/7.756 7.423 ± 0.489
15 1342 1342/1342 1342 ± 0.00002313 6.991 6.826/7.313 6.987 ± 0.4711
16 1342 1342/1342 1342 ± 0.00002364 6.161 5.93/6.489 6.199 ± 0.3681
17 1342 1342/1342 1342 ± 0.00002356 6.222 6.029/6.488 6.244 ± 0.3681
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
Start time
2025-01-11 09:42:38.997
End
2025-01-11 11:01:47.955
Duration
1:19:08.958
Note, WebLog generation is not included in the time.

CASA logs for stage 8