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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.187 5.027/6.054 5.447 ± 0.7823
ea02 1342 1342/1342 1342 ± 0.00004357 5.744 5.211/6.593 5.815 ± 0.9011
ea04 1342 1342/1342 1342 ± 0.00001103 5.178 4.834/5.832 5.27 ± 0.6925
ea05 1342 1342/1342 1342 ± 0.00002113 5.449 4.979/6.287 5.622 ± 0.755
ea06 1342 1342/1342 1342 ± 0.00001694 4.685 4.533/5.467 4.933 ± 0.6495
ea07 1342 1342/1342 1342 ± 0.00004316 5.771 5.241/6.199 5.702 ± 0.891
ea08 1342 1342/1342 1342 ± 0.00004348 5.742 5.339/6.71 5.935 ± 0.9691
ea09 1342 1342/1342 1342 ± 0.0000234 5.51 5.099/6.361 5.626 ± 0.7866
ea10 1342 1342/1342 1342 ± 0.00004254 5.716 5.085/6.617 5.728 ± 0.9308
ea11 1342 1342/1342 1342 ± 0.00004145 5.356 4.941/6.304 5.573 ± 0.9272
ea12 1342 1342/1342 1342 ± 0.00003229 5.517 5.07/6.43 5.671 ± 0.948
ea13 1342 1342/1342 1342 ± 0.00001222 5.654 5.31/6.272 5.844 ± 0.7329
ea14 1342 1342/1342 1342 ± 0.00003844 5.49 5.157/6.356 5.654 ± 0.8408
ea15 1342 1342/1342 1342 ± 0.00001376 5.113 4.973/6.131 5.461 ± 0.8381
ea16 1342 1342/1342 1342 ± 0.00003223 5.911 5.435/6.786 5.972 ± 0.9578
ea17 1342 1342/1342 1342 ± 0.00004343 5.754 5.253/6.904 5.823 ± 0.9709
ea18 1342 1342/1342 1342 ± 0.00004067 4.634 4.583/5.571 4.913 ± 0.6843
ea19 1342 1342/1342 1342 ± 0.00001554 5.768 5.467/6.774 6.001 ± 0.8611
ea20 1342 1342/1342 1342 ± 0.00003829 5.737 5.604/6.926 5.953 ± 1.003
ea21 1342 1342/1342 1342 ± 0.00003463 5.495 5.244/6.283 5.634 ± 0.7988
ea22 1342 1342/1342 1342 ± 0.00003631 5.254 4.914/6.357 5.597 ± 0.8179
ea23 1342 1342/1342 1342 ± 0.00004346 5.65 5.298/6.508 5.775 ± 0.9687
ea25 1342 1342/1342 1342 ± 0.00004299 5.223 4.981/6.168 5.456 ± 0.8755
ea26 1342 1342/1342 1342 ± 0.00002353 5.788 5.544/6.795 6.014 ± 0.8609
ea27 1342 1342/1342 1342 ± 0.00004356 5.393 4.966/6.367 5.513 ± 0.8527
ea28 1342 1342/1342 1342 ± 0.00004352 5.449 5.249/6.427 5.7 ± 0.8951
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 ± 0.00002351 5.219 5.001/5.505 5.228 ± 0.2954
5 1342 1342/1342 1342 ± 0.00002446 5.33 4.953/5.648 5.32 ± 0.5549
6 1342 1342/1342 1342 ± 0.00002351 5.172 4.977/5.347 5.144 ± 0.2884
7 1342 1342/1342 1342 ± 0.00002351 5.192 5.056/5.413 5.204 ± 0.2673
8 1342 1342/1342 1342 ± 0.00002351 5.225 4.982/5.341 5.174 ± 0.2948
9 1342 1342/1342 1342 ± 0.00002351 5.388 5.167/5.737 5.399 ± 0.3551
10 1342 1342/1342 1342 ± 0.00002351 5.957 5.835/6.173 5.94 ± 0.3182
11 1342 1342/1342 1342 ± 0.00002351 6.253 6.109/6.365 6.195 ± 0.3206
12 1342 1342/1342 1342 ± 0.00002351 6.376 6.197/6.592 6.371 ± 0.3535
13 1342 1342/1342 1342 ± 0.00002351 6.783 6.688/6.996 6.769 ± 0.366
14 1342 1342/1342 1342 ± 0.00002351 6.944 6.789/7.193 6.925 ± 0.4102
15 1342 1342/1342 1342 ± 0.00002409 6.661 6.361/6.858 6.556 ± 0.4132
16 1342 1342/1342 1342 ± 0.00005785 4.212 4.041/4.429 4.229 ± 0.2391
17 1342 1342/1342 1342 ± 0.00005876 4.245 4.077/4.479 4.277 ± 0.2543
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
output_dir
 
Start time
2024-11-02 16:57:35.559
End
2024-11-02 17:57:01.524
Duration
0:59:25.965
Note, WebLog generation is not included in the time.

CASA logs for stage 8