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 5.71 5.105/6.002 5.504 ± 0.6684
ea02 1342 1342/1342 1342 ± 0.00003354 6.146 5.232/6.472 5.864 ± 0.8488
ea04 1342 1342/1342 1342 ± 0.00002973 5.459 4.982/5.95 5.435 ± 0.6726
ea05 1342 1342/1342 1342 ± 0.00001302 5.416 5.043/6.4 5.665 ± 0.8286
ea06 1342 1342/1342 1342 ± 0.0000302 5.315 4.673/5.504 5.042 ± 0.5399
ea07 1342 1342/1342 1342 ± 0.00001058 5.997 5.288/6.104 5.849 ± 0.5669
ea08 1342 1342/1342 1342 ± 0.00003255 6.582 5.463/6.774 6.127 ± 0.908
ea09 1342 1342/1342 1342 ± 0.00003048 5.485 5.133/6.362 5.682 ± 0.8012
ea10 1342 1342/1342 1342 ± 0.0000237 5.779 5.019/6.248 5.665 ± 0.703
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003286 5.352 5.124/6.356 5.643 ± 0.8121
ea13 1342 1342/1342 1342 ± 0.0000187 5.619 5.437/6.238 5.846 ± 0.7962
ea14 1342 1342/1342 1342 ± 0.00002753 6.032 5.292/6.486 5.869 ± 0.8553
ea15 1342 1342/1342 1342 ± 0.00002888 5.67 5.071/6.432 5.669 ± 0.8043
ea16 1342 1342/1342 1342 ± 0.00002352 5.675 5.308/6.494 5.819 ± 0.9199
ea17 1342 1342/1342 1342 ± 0.0000355 5.865 5.321/6.872 6.002 ± 0.9025
ea18 1342 1342/1342 1342 ± 0.00003139 5.078 4.641/5.583 5.039 ± 0.562
ea19 1342 1342/1342 1342 ± 0.0000127 5.612 5.368/6.675 5.912 ± 0.8995
ea20 1342 1342/1342 1342 ± 0.00003465 5.723 5.612/6.761 6.019 ± 0.8466
ea21 1342 1342/1342 1342 ± 0.00002359 5.506 5.144/6.236 5.638 ± 0.8038
ea22 1342 1342/1342 1342 ± 0.00003368 5.414 5.063/6.377 5.643 ± 0.8546
ea23 1342 1342/1342 1342 ± 0.00001962 6.064 5.393/6.483 5.994 ± 0.7158
ea25 1342 1342/1342 1342 ± 0.00003528 5.455 5.122/6.188 5.598 ± 0.7416
ea27 1342 1342/1342 1342 ± 0.00003383 5.336 5.063/6.266 5.545 ± 0.7437
ea28 1342 1342/1342 1342 ± 0.00003462 6.017 5.306/6.454 5.832 ± 0.81
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 5.198 5.004/5.374 5.184 ± 0.2603
5 1342 1342/1342 1342 ± 0.00004549 4.911 4.709/5.403 4.98 ± 0.3482
6 1342 1342/1342 1342 ± 0.00002442 5.237 5.12/5.402 5.211 ± 0.2748
7 1342 1342/1342 1342 ± 0.00002442 5.212 5.07/5.37 5.192 ± 0.2333
8 1342 1342/1342 1342 ± 0.00002442 5.264 5.038/5.36 5.197 ± 0.2667
9 1342 1342/1342 1342 ± 0.00002531 5.485 5.275/5.68 5.444 ± 0.2998
10 1342 1342/1342 1342 ± 0.00002442 5.968 5.795/6.082 5.921 ± 0.3054
11 1342 1342/1342 1342 ± 0.00002442 6.226 6.082/6.351 6.172 ± 0.3124
12 1342 1342/1342 1342 ± 0.00002442 6.367 6.172/6.48 6.322 ± 0.3387
13 1342 1342/1342 1342 ± 0.00002443 6.543 6.256/6.732 6.446 ± 0.3828
14 1342 1342/1342 1342 ± 0.00002442 6.786 6.646/7.063 6.768 ± 0.3956
15 1342 1342/1342 1342 ± 0.00002868 6.655 6.413/6.88 6.583 ± 0.4386
16 1342 1342/1342 1342 ± 0.00005446 3.958 3.846/4.073 3.957 ± 0.1728
17 1342 1342/1342 1342 ± 0.00005343 3.996 3.879/4.132 4.01 ± 0.1983
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
overwrite_modelcol
False
Start time
2024-11-02 18:58:49.839
End
2024-11-02 19:50:57.396
Duration
0:52:07.557
Note, WebLog generation is not included in the time.

CASA logs for stage 8