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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.316 5.003/5.767 5.463 ± 0.5419
ea02 1342 1342/1342 1342 ± 0.000006679 5.503 5.244/6.271 5.752 ± 0.6572
ea03 1342 1342/1342 1342 ± 0.000004723 5 4.533/5.726 5.142 ± 0.6322
ea04 1342 1342/1342 1342 ± 0 5.314 4.953/5.999 5.516 ± 0.5823
ea05 1342 1342/1342 1342 ± 0 5.645 5.123/6.173 5.707 ± 0.63
ea06 1342 1342/1342 1342 ± 0 4.935 4.68/5.344 5.024 ± 0.3793
ea07 1342 1342/1342 1342 ± 0 5.841 5.313/6.175 5.861 ± 0.617
ea08 1342 1342/1342 1342 ± 0.000001183 5.573 5.394/6.487 5.915 ± 0.7262
ea09 1342 1342/1342 1342 ± 0 5.429 5.029/6.355 5.603 ± 0.6678
ea10 1342 1342/1342 1342 ± 0 5.758 5.167/6.426 5.771 ± 0.6697
ea11 1342 1342/1342 1342 ± 0 6.221 5.827/6.535 6.17 ± 0.6862
ea12 1342 1342/1342 1342 ± 0 5.582 5.211/6.163 5.739 ± 0.5858
ea13 1342 1342/1342 1342 ± 0 5.733 5.533/6.281 5.938 ± 0.5513
ea14 1342 1342/1342 1342 ± 0 5.796 5.2/6.33 5.828 ± 0.6944
ea15 1342 1342/1342 1342 ± 0 5.494 5.01/6.19 5.642 ± 0.6941
ea16 1342 1342/1342 1342 ± 0 6.027 5.496/6.588 6.109 ± 0.7622
ea17 1342 1342/1342 1342 ± 0.000002898 6.077 5.627/6.778 6.228 ± 0.7345
ea18 1342 1342/1342 1342 ± 0 4.882 4.57/5.433 5.015 ± 0.5287
ea19 1342 1342/1342 1342 ± 0 5.653 5.245/6.299 5.833 ± 0.6232
ea21 1342 1342/1342 1342 ± 0 5.615 5.173/6.183 5.699 ± 0.6156
ea22 1342 1342/1342 1342 ± 0 5.284 5.066/6.159 5.55 ± 0.6658
ea23 1342 1342/1342 1342 ± 0 5.896 5.348/6.395 5.969 ± 0.6913
ea25 1342 1342/1342 1342 ± 0 5.668 5.147/6.137 5.664 ± 0.5759
ea26 1342 1342/1342 1342 ± 0 5.762 5.323/6.52 5.935 ± 0.7563
ea27 1342 1342/1342 1342 ± 0.000023 5.547 5.144/6.324 5.663 ± 0.6227
ea28 1342 1342/1342 1342 ± 0.00001201 5.205 5.038/5.982 5.46 ± 0.6058
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 ± 0.00002349 5.164 5/5.298 5.126 ± 0.241
3 1342 1342/1342 1342 ± 0.00002404 4.893 4.664/5.14 4.887 ± 0.2747
4 1342 1342/1342 1342 ± 0.0000247 4.976 4.901/5.26 5.034 ± 0.3277
5 1342 1342/1342 1342 ± 0.00002394 5.178 4.938/5.249 5.126 ± 0.3025
6 1342 1342/1342 1342 ± 0.00002394 5.194 4.956/5.291 5.119 ± 0.2908
7 1342 1342/1342 1342 ± 0.00002394 5.181 5.072/5.276 5.19 ± 0.2601
8 1342 1342/1342 1342 ± 0.00002394 5.136 5.02/5.362 5.164 ± 0.2969
9 1342 1342/1342 1342 ± 0.00002394 5.445 5.258/5.757 5.459 ± 0.3344
10 1342 1342/1342 1342 ± 0.00002394 5.917 5.662/6.152 5.873 ± 0.3282
11 1342 1342/1342 1342 ± 0.00002349 6.139 5.935/6.34 6.102 ± 0.3211
12 1342 1342/1342 1342 ± 0.00002394 6.291 6.086/6.432 6.262 ± 0.3581
13 1342 1342/1342 1342 ± 0.00002394 6.709 6.513/6.844 6.671 ± 0.3916
14 1342 1342/1342 1342 ± 0.00002349 6.84 6.698/7.1 6.839 ± 0.4217
15 1342 1342/1342 1342 ± 0.00002394 6.506 6.342/6.748 6.482 ± 0.4158
16 1342 1342/1342 1342 ± 0.00002625 5.819 5.522/6.089 5.79 ± 0.4101
17 1342 1342/1342 1342 ± 0.00002867 5.82 5.474/6.039 5.765 ± 0.3861
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
overwrite_modelcol
False
Start time
2024-11-15 10:48:50.877
End
2024-11-15 11:42:26.387
Duration
0:53:35.510
Note, WebLog generation is not included in the time.

CASA logs for stage 8