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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.244 5.112/6.092 5.516 ± 0.75
ea02 1342 1342/1342 1342 ± 0.00004219 5.713 5.125/6.618 5.874 ± 0.9075
ea04 1342 1342/1342 1342 ± 0.00001358 5.28 4.998/5.964 5.391 ± 0.7196
ea05 1342 1342/1342 1342 ± 0.00002531 5.516 4.937/6.328 5.624 ± 0.8199
ea06 1342 1342/1342 1342 ± 0.00001949 4.864 4.612/5.38 4.962 ± 0.5358
ea07 1342 1342/1342 1342 ± 0.000001993 6.177 5.691/6.786 6.18 ± 0.6512
ea08 1342 1342/1342 1342 ± 0.0000397 5.731 5.368/6.816 6.042 ± 1.008
ea09 1342 1342/1342 1342 ± 0.00002558 5.585 5.149/6.479 5.706 ± 0.7761
ea10 1342 1342/1342 1342 ± 0.00002882 5.701 5.239/6.706 5.926 ± 0.8217
ea11 1342 1342/1342 1342 ± 0.00003611 5.422 5.068/6.441 5.75 ± 0.9129
ea12 1342 1342/1342 1342 ± 0.00002952 5.805 5.281/6.416 5.828 ± 0.8653
ea13 1342 1342/1342 1342 ± 0.00001462 6.085 5.414/6.353 5.925 ± 0.7673
ea14 1342 1342/1342 1342 ± 0.00002861 5.5 5.207/6.393 5.77 ± 0.825
ea15 1342 1342/1342 1342 ± 0.00001102 5.187 4.965/6.199 5.504 ± 0.889
ea16 1342 1342/1342 1342 ± 0.00002845 5.629 5.317/6.768 5.979 ± 1.006
ea17 1342 1342/1342 1342 ± 0.00003798 5.671 5.343/6.977 5.94 ± 0.944
ea18 1342 1342/1342 1342 ± 0.00003582 5.091 4.583/5.756 5.082 ± 0.7011
ea19 1342 1342/1342 1342 ± 0.00002214 5.833 5.503/7.176 6.18 ± 1.012
ea20 1342 1342/1342 1342 ± 0.00003536 5.623 5.431/6.943 6.021 ± 0.9783
ea21 1342 1342/1342 1342 ± 0.00003145 5.994 5.272/6.448 5.728 ± 0.8633
ea22 1342 1342/1342 1342 ± 0.00003926 5.315 5.038/6.403 5.643 ± 0.8793
ea23 1342 1342/1342 1342 ± 0 6.172 5.308/6.977 6.123 ± 0.7971
ea25 1342 1342/1342 1342 ± 0.00002974 5.969 5.065/6.409 5.67 ± 0.8113
ea26 1342 1342/1342 1342 ± 0.00002721 5.812 5.669/6.982 6.116 ± 0.9331
ea27 1342 1342/1342 1342 ± 0.00002908 5.393 5.123/6.486 5.7 ± 0.8031
ea28 1342 1342/1342 1342 ± 0.0000383 5.438 5.244/6.528 5.742 ± 0.9194
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 ± 0.00002556 5.288 5.09/5.448 5.3 ± 0.28
5 1342 1342/1342 1342 ± 0.00003278 5.33 5.14/5.552 5.313 ± 0.3183
6 1342 1342/1342 1342 ± 0.00002348 5.261 5.043/5.415 5.237 ± 0.2934
7 1342 1342/1342 1342 ± 0.00002466 5.235 5.066/5.432 5.205 ± 0.2748
8 1342 1342/1342 1342 ± 0.00002386 5.168 4.988/5.321 5.168 ± 0.2853
9 1342 1342/1342 1342 ± 0.00002382 5.399 5.185/5.666 5.37 ± 0.3125
10 1342 1342/1342 1342 ± 0.00002348 6.011 5.919/6.182 6.012 ± 0.3463
11 1342 1342/1342 1342 ± 0.00002348 6.343 6.159/6.422 6.278 ± 0.3724
12 1342 1342/1342 1342 ± 0.00002348 6.459 6.292/6.664 6.454 ± 0.4017
13 1342 1342/1342 1342 ± 0.00002348 6.848 6.718/6.995 6.807 ± 0.3855
14 1342 1342/1342 1342 ± 0.00002348 7.022 6.853/7.246 6.992 ± 0.424
15 1342 1342/1342 1342 ± 0.00002431 6.726 6.479/6.92 6.628 ± 0.4436
16 1342 1342/1342 1342 ± 0.00005921 4.187 4.031/4.327 4.174 ± 0.2123
17 1342 1342/1342 1342 ± 0.00005981 4.22 4.064/4.37 4.221 ± 0.2882
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
Start time
2024-11-02 20:04:44.355
End
2024-11-02 21:14:00.108
Duration
1:09:15.753
Note, WebLog generation is not included in the time.

CASA logs for stage 8