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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.156 5.002/6.071 5.435 ± 0.7702
ea02 1342 1342/1342 1342 ± 0.00004106 6.188 5.087/6.851 5.919 ± 0.9454
ea04 1342 1342/1342 1342 ± 0.00002786 5.408 4.898/5.937 5.437 ± 0.7238
ea05 1342 1342/1342 1342 ± 0.00001007 5.54 4.983/6.548 5.746 ± 0.8302
ea06 1342 1342/1342 1342 ± 0.00003073 4.659 4.233/5.265 4.738 ± 0.589
ea07 1342 1342/1342 1342 ± 0.0000424 5.544 5.219/6.331 5.808 ± 0.8886
ea08 1342 1342/1342 1342 ± 0.00004387 5.556 5.313/6.771 5.995 ± 0.9929
ea09 1342 1342/1342 1342 ± 0.000009311 5.596 5.019/6.542 5.739 ± 0.7933
ea10 1342 1342/1342 1342 ± 0.00004368 5.335 5.017/6.652 5.73 ± 0.9552
ea11 1342 1342/1342 1342 ± 0.00004458 5.31 4.896/6.438 5.641 ± 0.952
ea12 1342 1342/1342 1342 ± 0.00003497 5.632 5.117/6.163 5.722 ± 0.8472
ea13 1342 1342/1342 1342 ± 0.000004128 5.527 5.33/6.351 5.954 ± 0.77
ea14 1342 1342/1342 1342 ± 0.00004175 5.311 5.057/6.414 5.687 ± 0.8635
ea15 1342 1342/1342 1342 ± 0.00001316 5.046 4.935/6.211 5.534 ± 0.8586
ea16 1342 1342/1342 1342 ± 0.00002295 5.75 5.24/6.866 5.995 ± 1.054
ea17 1342 1342/1342 1342 ± 0.0000433 5.624 5.147/6.489 5.837 ± 0.9677
ea18 1342 1342/1342 1342 ± 0.00004321 4.684 4.381/5.41 4.93 ± 0.6929
ea19 1342 1342/1342 1342 ± 0.00002488 5.752 5.38/6.818 6.059 ± 0.8942
ea20 1342 1342/1342 1342 ± 0.00004232 5.761 5.57/6.736 5.959 ± 0.9592
ea21 1342 1342/1342 1342 ± 0.00003111 5.444 5.196/6.414 5.735 ± 0.8688
ea22 1342 1342/1342 1342 ± 0.00001629 5.086 4.878/6.328 5.55 ± 0.7878
ea23 1342 1342/1342 1342 ± 0.00004411 5.46 5.288/6.682 5.906 ± 0.9966
ea25 1342 1342/1342 1342 ± 0.00004322 5.263 5.045/6.093 5.513 ± 0.8289
ea26 1342 1342/1342 1342 ± 0.000008624 5.661 5.554/6.991 6.138 ± 0.8472
ea27 1342 1342/1342 1342 ± 0.00004289 5.368 5.09/6.435 5.639 ± 0.8314
ea28 1342 1342/1342 1342 ± 0.00004328 5.549 5.21/6.568 5.798 ± 0.9046
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 ± 0.00002364 5.291 5.004/5.543 5.262 ± 0.3149
3 1342 1342/1342 1342 ± 0.00004637 4.226 3.803/4.529 4.191 ± 0.5522
5 1342 1342/1342 1342 ± 0.0000368 5.568 5.367/5.729 5.537 ± 0.2821
6 1342 1342/1342 1342 ± 0.00002364 5.132 4.914/5.244 5.071 ± 0.281
7 1342 1342/1342 1342 ± 0.00002389 5.161 5.021/5.33 5.142 ± 0.2817
8 1342 1342/1342 1342 ± 0.00002364 5.122 5.006/5.262 5.11 ± 0.3058
9 1342 1342/1342 1342 ± 0.00002525 5.313 5.074/5.561 5.293 ± 0.3215
10 1342 1342/1342 1342 ± 0.00002364 6.024 5.89/6.185 5.98 ± 0.3204
11 1342 1342/1342 1342 ± 0.00002364 6.328 6.159/6.438 6.264 ± 0.3358
12 1342 1342/1342 1342 ± 0.00002364 6.538 6.334/6.675 6.479 ± 0.3702
13 1342 1342/1342 1342 ± 0.00002364 6.977 6.728/7.196 6.931 ± 0.4135
14 1342 1342/1342 1342 ± 0.00002364 7.167 6.977/7.409 7.121 ± 0.4553
15 1342 1342/1342 1342 ± 0.00002383 6.558 6.089/6.882 6.45 ± 0.6
16 1342 1342/1342 1342 ± 0.00005859 4.415 4.265/4.619 4.445 ± 0.2464
17 1342 1342/1342 1342 ± 0.00006025 4.564 4.435/4.804 4.63 ± 0.3109
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-02 10:56:38.897
End
2024-11-02 11:39:05.178
Duration
0:42:26.281
Note, WebLog generation is not included in the time.

CASA logs for stage 8