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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.411 5.275/5.995 5.496 ± 0.7623
ea02 1342 1342/1342 1342 ± 0.00004195 6.039 5.511/6.756 5.939 ± 0.9712
ea04 1342 1342/1342 1342 ± 0 5.387 5.104/6.056 5.45 ± 0.8359
ea05 1342 1342/1342 1342 ± 0.000009447 5.576 5.104/6.346 5.663 ± 0.7754
ea06 1342 1342/1342 1342 ± 0.000003896 4.875 4.746/5.307 4.822 ± 0.6714
ea07 1342 1342/1342 1342 ± 0.0000428 5.953 5.361/6.39 5.768 ± 0.8552
ea08 1342 1342/1342 1342 ± 0.00004273 6.103 5.686/6.869 6.051 ± 0.9949
ea09 1342 1342/1342 1342 ± 0.00001024 5.6 5.179/6.611 5.731 ± 0.8143
ea10 1342 1342/1342 1342 ± 0.00004397 6.01 5.399/6.67 5.814 ± 0.9436
ea11 1342 1342/1342 1342 ± 0.00004352 5.947 5.304/6.609 5.758 ± 0.9947
ea12 1342 1342/1342 1342 ± 0.000006321 5.871 5.484/6.661 5.813 ± 1.133
ea13 1342 1342/1342 1342 ± 0.00001384 5.958 5.712/6.513 6.052 ± 0.7684
ea14 1342 1342/1342 1342 ± 0.000006389 5.591 5.131/6.412 5.645 ± 0.7993
ea15 1342 1342/1342 1342 ± 0 5.429 5.087/6.342 5.624 ± 0.9169
ea16 1342 1342/1342 1342 ± 0.00002273 6.008 5.513/6.904 5.975 ± 0.9571
ea17 1342 1342/1342 1342 ± 0.00004326 5.889 5.585/6.714 5.896 ± 0.9742
ea18 1342 1342/1342 1342 ± 0.00003687 5.03 4.509/5.76 5.015 ± 0.7389
ea19 1342 1342/1342 1342 ± 0 5.787 5.562/6.866 6.001 ± 0.8285
ea20 1342 1342/1342 1342 ± 0.00002011 5.978 5.837/6.953 6.069 ± 1.16
ea21 1342 1342/1342 1342 ± 0.00001654 5.565 5.409/6.361 5.642 ± 0.7956
ea22 1342 1342/1342 1342 ± 0.00003 5.371 5.173/6.427 5.612 ± 0.8235
ea23 1342 1342/1342 1342 ± 0.00003842 5.758 5.525/6.459 5.819 ± 0.853
ea25 1342 1342/1342 1342 ± 0.00004272 5.524 5.317/6.375 5.569 ± 0.8518
ea26 1342 1342/1342 1342 ± 0.00002133 5.982 5.81/7.083 6.193 ± 0.8963
ea27 1342 1342/1342 1342 ± 0.00004394 5.626 5.183/6.496 5.608 ± 0.8922
ea28 1342 1342/1342 1342 ± 0.0000429 5.706 5.443/6.619 5.798 ± 0.9158
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 ± 0.00002352 5.504 5.344/5.812 5.536 ± 0.2762
5 1342 1342/1342 1342 ± 0.00002352 5.499 5.193/5.649 5.443 ± 0.357
6 1342 1342/1342 1342 ± 0.00002532 5.317 5.083/5.451 5.279 ± 0.2869
7 1342 1342/1342 1342 ± 0.00002352 5.48 5.306/5.621 5.449 ± 0.2795
8 1342 1342/1342 1342 ± 0.00002352 5.437 5.232/5.585 5.387 ± 0.2936
9 1342 1342/1342 1342 ± 0.00002352 5.661 5.464/5.979 5.68 ± 0.3484
10 1342 1342/1342 1342 ± 0.00002352 6.128 5.915/6.294 6.084 ± 0.3323
11 1342 1342/1342 1342 ± 0.00002352 6.439 6.281/6.538 6.364 ± 0.3433
12 1342 1342/1342 1342 ± 0.00002352 6.618 6.404/6.805 6.562 ± 0.384
13 1342 1342/1342 1342 ± 0.00002354 6.886 6.656/7.06 6.831 ± 0.4002
14 1342 1342/1342 1342 ± 0.00002651 6.689 6.374/7.071 6.675 ± 0.5191
15 1342 1342/1342 1342 ± 0.00002354 6.777 6.509/7.03 6.694 ± 0.5032
16 1342 1342/1342 1342 ± 0.00006089 3.94 3.77/4.188 3.992 ± 0.3306
17 1342 1342/1342 1342 ± 0.00006082 4.13 3.984/4.306 4.128 ± 0.3116
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
Start time
2024-11-01 23:46:22.197
End
2024-11-02 01:05:10.116
Duration
1:18:47.920
Note, WebLog generation is not included in the time.

CASA logs for stage 8