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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.124 5.034/5.886 5.26 ± 0.7374
ea02 1342 1342/1342 1342 ± 0.00004212 5.75 5.209/6.467 5.674 ± 0.9098
ea04 1342 1342/1342 1342 ± 0.00003141 5.175 4.824/5.84 5.084 ± 0.8563
ea05 1342 1342/1342 1342 ± 0.00001195 5.344 4.935/6.079 5.444 ± 0.7429
ea06 1342 1342/1342 1342 ± 0.00004078 5.524 4.115/5.592 4.802 ± 0.9506
ea07 1342 1342/1342 1342 ± 0.00004132 5.614 5.149/5.981 5.409 ± 0.7701
ea08 1342 1342/1342 1342 ± 0.00004171 5.911 5.373/6.701 5.885 ± 0.9885
ea09 1342 1342/1342 1342 ± 0.0000291 5.469 5.007/6.042 5.41 ± 0.7362
ea10 1342 1342/1342 1342 ± 0.00004183 5.483 4.902/6.135 5.327 ± 0.8167
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004058 5.422 5.076/6.314 5.406 ± 0.9553
ea13 1342 1342/1342 1342 ± 0.00002278 5.643 5.412/6.117 5.685 ± 0.684
ea14 1342 1342/1342 1342 ± 0.00001679 5.556 5.1/6.354 5.557 ± 0.8457
ea15 1342 1342/1342 1342 ± 0.00002683 5.269 4.984/6.062 5.274 ± 0.9886
ea16 1342 1342/1342 1342 ± 0.00002035 5.617 5.21/6.439 5.584 ± 0.8673
ea17 1342 1342/1342 1342 ± 0.00004463 5.763 5.309/6.603 5.723 ± 0.9398
ea18 1342 1342/1342 1342 ± 0.00004397 4.79 4.592/5.31 4.807 ± 0.6677
ea19 1342 1342/1342 1342 ± 0.000002479 5.526 5.254/6.318 5.678 ± 0.766
ea20 1342 1342/1342 1342 ± 0.00004264 5.692 5.436/6.52 5.708 ± 0.9953
ea21 1342 1342/1342 1342 ± 0.00001611 5.347 5.134/6.003 5.365 ± 0.7631
ea22 1342 1342/1342 1342 ± 0.00003488 5.345 5.038/6.384 5.554 ± 0.8489
ea23 1342 1342/1342 1342 ± 0.00003571 5.599 5.121/6.321 5.534 ± 0.8813
ea25 1342 1342/1342 1342 ± 0.00004294 5.394 5.002/6.035 5.339 ± 0.8154
ea27 1342 1342/1342 1342 ± 0.00004249 5.314 4.952/6.248 5.384 ± 0.8273
ea28 1342 1342/1342 1342 ± 0.00004225 5.458 5.211/6.41 5.577 ± 0.9256
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 ± 0.00002457 5.276 5.097/5.472 5.229 ± 0.3093
5 1342 1342/1342 1342 ± 0.00002561 5.125 5.003/5.313 5.162 ± 0.2632
6 1342 1342/1342 1342 ± 0.00002482 5.175 5.049/5.323 5.145 ± 0.272
7 1342 1342/1342 1342 ± 0.00002457 5.145 4.988/5.239 5.098 ± 0.2859
8 1342 1342/1342 1342 ± 0.00002482 5.152 4.947/5.282 5.109 ± 0.2648
9 1342 1342/1342 1342 ± 0.00002482 5.42 5.299/5.619 5.401 ± 0.3135
10 1342 1342/1342 1342 ± 0.00002457 5.857 5.728/5.929 5.807 ± 0.2882
11 1342 1342/1342 1342 ± 0.00002457 6.115 5.993/6.276 6.093 ± 0.2952
12 1342 1342/1342 1342 ± 0.00002457 6.315 6.097/6.445 6.257 ± 0.3087
13 1342 1342/1342 1342 ± 0.00002457 6.57 6.229/6.734 6.473 ± 0.3475
14 1342 1342/1342 1342 ± 0.0000268 6.39 6.01/6.689 6.333 ± 0.4511
15 1342 1342/1342 1342 ± 0.00002624 6.378 6.059/6.621 6.331 ± 0.4025
16 1342 1342/1342 1342 ± 0.00005671 3.738 3.526/4 3.755 ± 0.3526
17 1342 1342/1342 1342 ± 0.00005857 3.876 3.657/4.168 3.917 ± 0.3836
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-11-02 01:30:11.802
End
2024-11-02 02:05:43.832
Duration
0:35:32.030
Note, WebLog generation is not included in the time.

CASA logs for stage 8