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

Statwt Summary Plot

VLASS2.1.sb38619750.eb38664746.59114.89728754629_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 5.689 5.358/6.219 5.823 ± 0.5591
ea02 1342 1342/1342 1342 ± 0.000004561 5.833 5.484/6.532 6.038 ± 0.6568
ea03 1342 1342/1342 1342 ± 0 5.434 4.792/6.024 5.468 ± 0.6544
ea04 1342 1342/1342 1342 ± 0 5.564 5.204/6.122 5.712 ± 0.5668
ea05 1342 1342/1342 1342 ± 0 5.884 5.392/6.367 5.937 ± 0.5946
ea06 1342 1342/1342 1342 ± 0 5.276 4.988/5.745 5.371 ± 0.4524
ea07 1342 1342/1342 1342 ± 0 6.05 5.552/6.288 6.052 ± 0.5687
ea08 1342 1342/1342 1342 ± 0.00001538 5.959 5.673/6.798 6.252 ± 0.694
ea09 1342 1342/1342 1342 ± 0 5.835 5.285/6.406 5.901 ± 0.6372
ea10 1342 1342/1342 1342 ± 0.000004561 6.009 5.362/6.628 6.012 ± 0.6764
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.874 5.411/6.439 6.021 ± 0.6547
ea13 1342 1342/1342 1342 ± 0 6.228 5.955/6.608 6.359 ± 0.5051
ea14 1342 1342/1342 1342 ± 0 5.907 5.393/6.469 5.993 ± 0.6622
ea15 1342 1342/1342 1342 ± 0 5.815 5.397/6.41 5.996 ± 0.6615
ea16 1342 1342/1342 1342 ± 0 6.175 5.728/6.785 6.338 ± 0.7001
ea17 1342 1342/1342 1342 ± 0.00003382 6.055 5.611/6.626 6.186 ± 0.6547
ea18 1342 1342/1342 1342 ± 0.0000112 5.111 4.778/5.546 5.184 ± 0.5328
ea19 1342 1342/1342 1342 ± 0 6.111 5.651/6.779 6.305 ± 0.6597
ea20 1342 1342/1342 1342 ± 0 6.317 5.734/6.847 6.286 ± 0.6127
ea21 1342 1342/1342 1342 ± 0 5.796 5.481/6.382 5.961 ± 0.5599
ea22 1342 1342/1342 1342 ± 0.000002816 5.612 5.374/6.48 5.897 ± 0.6822
ea23 1342 1342/1342 1342 ± 0 6.087 5.544/6.508 6.157 ± 0.6801
ea25 1342 1342/1342 1342 ± 0.0000324 5.64 5.402/6.246 5.845 ± 0.5789
ea26 1342 1342/1342 1342 ± 0 6.118 5.695/6.767 6.277 ± 0.6762
ea27 1342 1342/1342 1342 ± 0.00004169 5.654 5.286/6.442 5.836 ± 0.5962
ea28 1342 1342/1342 1342 ± 0.00004215 5.872 5.513/6.535 6.036 ± 0.6832
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 ± 0.00002348 5.463 5.358/5.738 5.494 ± 0.2883
3 1342 1342/1342 1342 ± 0.00003184 5.357 5.076/5.566 5.33 ± 0.3248
4 1342 1342/1342 1342 ± 0.00002459 5.301 5.197/5.528 5.336 ± 0.3335
5 1342 1342/1342 1342 ± 0.00002348 5.483 5.239/5.611 5.441 ± 0.3303
6 1342 1342/1342 1342 ± 0.00002348 5.376 5.211/5.558 5.345 ± 0.3227
7 1342 1342/1342 1342 ± 0.00002348 5.424 5.316/5.619 5.434 ± 0.2529
8 1342 1342/1342 1342 ± 0.00002348 5.436 5.199/5.62 5.389 ± 0.273
9 1342 1342/1342 1342 ± 0.00002348 5.703 5.569/5.929 5.676 ± 0.3056
10 1342 1342/1342 1342 ± 0.00002348 6.151 6.011/6.306 6.121 ± 0.3058
11 1342 1342/1342 1342 ± 0.00002348 6.427 6.214/6.524 6.343 ± 0.3071
12 1342 1342/1342 1342 ± 0.00002392 6.578 6.353/6.718 6.501 ± 0.3303
13 1342 1342/1342 1342 ± 0.00002348 6.993 6.889/7.217 6.957 ± 0.3497
14 1342 1342/1342 1342 ± 0.00002348 7.213 6.981/7.42 7.126 ± 0.3816
15 1342 1342/1342 1342 ± 0.00002349 6.858 6.553/7.016 6.778 ± 0.3813
16 1342 1342/1342 1342 ± 0.00004736 6.119 5.826/6.384 6.109 ± 0.3443
17 1342 1342/1342 1342 ± 0.0000422 6.155 5.942/6.365 6.142 ± 0.3311
vis
VLASS2.1.sb38619750.eb38664746.59114.89728754629_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-01-04 04:27:38.530
End
2025-01-04 05:20:59.391
Duration
0:53:20.861
Note, WebLog generation is not included in the time.

CASA logs for stage 8