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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.794 5.216/6.024 5.713 ± 0.5494
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.553 5.213/6.071 5.678 ± 0.5533
ea05 1342 1342/1342 1342 ± 0 5.697 5.173/6.306 5.807 ± 0.6081
ea06 1342 1342/1342 1342 ± 0 5.1 4.891/5.499 5.176 ± 0.3982
ea07 1342 1342/1342 1342 ± 0 5.866 5.447/6.242 5.971 ± 0.5964
ea08 1342 1342/1342 1342 ± 0 5.903 5.473/6.663 6.052 ± 0.6889
ea09 1342 1342/1342 1342 ± 0 5.684 5.163/6.38 5.749 ± 0.6324
ea10 1342 1342/1342 1342 ± 0 5.814 5.271/6.584 5.896 ± 0.6839
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.868 5.428/6.416 6.025 ± 0.6536
ea13 1342 1342/1342 1342 ± 0 6.015 5.656/6.368 6.095 ± 0.5145
ea14 1342 1342/1342 1342 ± 0 5.976 5.286/6.362 5.875 ± 0.6443
ea15 1342 1342/1342 1342 ± 0 5.584 5.101/6.141 5.692 ± 0.6626
ea16 1342 1342/1342 1342 ± 0 6.123 5.611/6.567 6.203 ± 0.7116
ea17 1342 1342/1342 1342 ± 0.000009599 6.017 5.56/6.743 6.069 ± 0.6381
ea18 1342 1342/1342 1342 ± 0 5.044 4.769/5.472 5.146 ± 0.5041
ea19 1342 1342/1342 1342 ± 0 6.185 5.573/6.706 6.177 ± 0.6286
ea20 1342 1342/1342 1342 ± 0 6.386 5.839/6.905 6.336 ± 0.6518
ea21 1342 1342/1342 1342 ± 0 5.604 5.267/6.239 5.769 ± 0.5664
ea22 1342 1342/1342 1342 ± 0 5.687 5.218/6.33 5.773 ± 0.6632
ea23 1342 1342/1342 1342 ± 0 5.986 5.477/6.568 6.085 ± 0.6841
ea25 1342 1342/1342 1342 ± 0.000001194 5.549 5.242/6.148 5.674 ± 0.5787
ea26 1342 1342/1342 1342 ± 0 6.002 5.549/6.643 6.107 ± 0.6736
ea27 1342 1342/1342 1342 ± 0.0000307 5.674 5.219/6.396 5.779 ± 0.6071
ea28 1342 1342/1342 1342 ± 0 5.625 5.368/6.434 5.847 ± 0.6729
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 ± 0.00002442 5.429 5.217/5.619 5.409 ± 0.2467
3 1342 1342/1342 1342 ± 0.00002719 5.137 4.845/5.334 5.092 ± 0.2905
4 1342 1342/1342 1342 ± 0.00002442 5.192 5.016/5.393 5.168 ± 0.3161
5 1342 1342/1342 1342 ± 0.00003049 5.318 5.154/5.522 5.342 ± 0.3085
6 1342 1342/1342 1342 ± 0.00002451 5.149 5.009/5.381 5.179 ± 0.2402
7 1342 1342/1342 1342 ± 0.00002442 5.379 5.245/5.554 5.375 ± 0.2516
8 1342 1342/1342 1342 ± 0.00002442 5.377 5.141/5.548 5.329 ± 0.2747
9 1342 1342/1342 1342 ± 0.00002442 5.595 5.467/5.866 5.608 ± 0.3124
10 1342 1342/1342 1342 ± 0.00002442 6.044 5.918/6.218 6.019 ± 0.3057
11 1342 1342/1342 1342 ± 0.00002442 6.32 6.155/6.473 6.256 ± 0.3232
12 1342 1342/1342 1342 ± 0.00002442 6.415 6.229/6.583 6.382 ± 0.3417
13 1342 1342/1342 1342 ± 0.00002442 6.818 6.674/7.087 6.813 ± 0.3635
14 1342 1342/1342 1342 ± 0.00002442 6.987 6.792/7.294 6.99 ± 0.3943
15 1342 1342/1342 1342 ± 0.00002442 6.694 6.461/6.884 6.606 ± 0.3687
16 1342 1342/1342 1342 ± 0.0000297 5.955 5.79/6.175 5.965 ± 0.3328
17 1342 1342/1342 1342 ± 0.00002974 5.903 5.738/6.124 5.92 ± 0.3115
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
Start time
2024-05-01 07:24:31.186
End
2024-05-01 08:18:55.486
Duration
0:54:24.301
Note, WebLog generation is not included in the time.

CASA logs for stage 7