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 5.356 5.131/6.144 5.549 ± 0.759
ea02 1342 1342/1342 1342 ± 0.00004515 5.721 5.273/6.67 5.898 ± 0.9072
ea04 1342 1342/1342 1342 ± 0.00002493 5.539 4.905/6.091 5.457 ± 0.7834
ea05 1342 1342/1342 1342 ± 0.00001745 5.887 5.044/6.28 5.729 ± 0.814
ea06 1342 1342/1342 1342 ± 0.00003666 5.033 4.479/5.261 4.849 ± 0.5341
ea07 1342 1342/1342 1342 ± 0.00004011 5.896 5.262/6.385 5.874 ± 0.9375
ea08 1342 1342/1342 1342 ± 0.00004381 5.864 5.399/6.816 6.062 ± 1.023
ea09 1342 1342/1342 1342 ± 0.00003197 5.75 5.061/6.562 5.745 ± 0.8342
ea10 1342 1342/1342 1342 ± 0.00004154 5.865 5.141/6.684 5.822 ± 0.9849
ea11 1342 1342/1342 1342 ± 0.0000434 5.569 5.078/6.573 5.783 ± 0.9454
ea12 1342 1342/1342 1342 ± 0.00004073 5.921 5.152/6.515 5.773 ± 0.9134
ea13 1342 1342/1342 1342 ± 0.00001849 6.006 5.575/6.384 5.96 ± 0.7554
ea14 1342 1342/1342 1342 ± 0.00003658 5.572 5.189/6.499 5.752 ± 0.9158
ea15 1342 1342/1342 1342 ± 0.00002246 5.283 4.942/6.205 5.546 ± 0.8911
ea16 1342 1342/1342 1342 ± 0.00002517 5.956 5.492/6.914 6.079 ± 1.004
ea17 1342 1342/1342 1342 ± 0.00004303 5.742 5.498/7.027 5.966 ± 0.9782
ea18 1342 1342/1342 1342 ± 0.00004247 5.117 4.656/5.747 5.123 ± 0.6632
ea19 1342 1342/1342 1342 ± 0.00002014 6.22 5.499/6.742 6.066 ± 0.8916
ea20 1342 1342/1342 1342 ± 0.00004333 6.173 5.651/6.969 6.115 ± 0.993
ea21 1342 1342/1342 1342 ± 0.00003001 5.645 5.33/6.449 5.753 ± 0.8754
ea22 1342 1342/1342 1342 ± 0.00004143 5.226 4.931/6.377 5.61 ± 0.8078
ea23 1342 1342/1342 1342 ± 0.00004299 5.789 5.413/6.705 5.939 ± 1.046
ea25 1342 1342/1342 1342 ± 0.0000428 5.481 5.123/6.372 5.621 ± 0.8484
ea26 1342 1342/1342 1342 ± 0.00003063 5.936 5.638/6.974 6.121 ± 0.901
ea27 1342 1342/1342 1342 ± 0.00004233 5.52 5.261/6.604 5.716 ± 0.8822
ea28 1342 1342/1342 1342 ± 0.00004388 5.8 5.302/6.585 5.857 ± 0.9705
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 ± 0.00002362 5.625 5.359/5.886 5.612 ± 0.3239
5 1342 1342/1342 1342 ± 0.00004242 5.455 5.168/5.67 5.398 ± 0.3554
6 1342 1342/1342 1342 ± 0.00002362 5.203 5.01/5.41 5.165 ± 0.289
7 1342 1342/1342 1342 ± 0.00002362 5.234 5.08/5.414 5.225 ± 0.2797
8 1342 1342/1342 1342 ± 0.00002362 5.315 5.046/5.408 5.221 ± 0.3029
9 1342 1342/1342 1342 ± 0.00002385 5.568 5.28/5.775 5.49 ± 0.3393
10 1342 1342/1342 1342 ± 0.00002361 6.073 5.908/6.264 6.023 ± 0.3351
11 1342 1342/1342 1342 ± 0.00002361 6.402 6.176/6.487 6.309 ± 0.3503
12 1342 1342/1342 1342 ± 0.00002361 6.557 6.377/6.737 6.505 ± 0.3777
13 1342 1342/1342 1342 ± 0.00002361 7.007 6.731/7.14 6.92 ± 0.4172
14 1342 1342/1342 1342 ± 0.00002361 7.215 6.959/7.424 7.125 ± 0.4628
15 1342 1342/1342 1342 ± 0.00002402 6.655 6.415/6.97 6.619 ± 0.4699
16 1342 1342/1342 1342 ± 0.00005315 4.331 4.177/4.506 4.335 ± 0.2087
17 1342 1342/1342 1342 ± 0.00005703 4.291 4.139/4.518 4.325 ± 0.2504
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
Start time
2024-11-02 22:39:50.100
End
2024-11-02 23:29:32.271
Duration
0:49:42.171
Note, WebLog generation is not included in the time.

CASA logs for stage 8