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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 5.027 4.941/5.846 5.257 ± 0.6547
ea02 1342 1342/1342 1342 ± 0.00004272 5.644 5.089/6.322 5.578 ± 0.8289
ea05 1342 1342/1342 1342 ± 0.000003948 5.265 4.906/6.308 5.56 ± 0.7065
ea06 1342 1342/1342 1342 ± 0.000003532 4.952 4.768/5.532 5.034 ± 0.594
ea07 1342 1342/1342 1342 ± 0.00004467 5.445 5.036/5.746 5.385 ± 0.6667
ea08 1342 1342/1342 1342 ± 0.00004273 5.764 5.257/6.512 5.739 ± 0.8933
ea09 1342 1342/1342 1342 ± 0.00003572 5.063 4.707/5.815 5.087 ± 0.672
ea10 1342 1342/1342 1342 ± 0.00004272 5.46 4.925/6.305 5.465 ± 0.816
ea11 1342 1342/1342 1342 ± 0.00004272 5.54 4.998/6.249 5.541 ± 0.8114
ea12 1342 1342/1342 1342 ± 0 5.373 5.071/6.266 5.544 ± 0.831
ea13 1342 1342/1342 1342 ± 0.00003243 5.614 5.503/6.155 5.737 ± 0.7489
ea14 1342 1342/1342 1342 ± 0.000008898 5.445 5.045/6.313 5.671 ± 0.7259
ea15 1342 1342/1342 1342 ± 0 5.215 4.983/6.014 5.461 ± 0.7566
ea16 1342 1342/1342 1342 ± 0 5.065 4.984/5.183 5.051 ± 0.2104
ea17 1342 1342/1342 1342 ± 0.0000425 5.514 5.093/6.524 5.638 ± 0.85
ea18 1342 1342/1342 1342 ± 0.00003122 4.818 4.495/5.494 4.874 ± 0.6078
ea19 1342 1342/1342 1342 ± 0 5.414 5.166/6.42 5.721 ± 0.7091
ea20 1342 1342/1342 1342 ± 0.00001631 5.713 5.427/6.759 5.825 ± 0.9085
ea21 1342 1342/1342 1342 ± 0.00001162 5.181 5.096/6.048 5.495 ± 0.6716
ea22 1342 1342/1342 1342 ± 0.00004272 5.259 4.98/6.306 5.485 ± 0.8075
ea23 1342 1342/1342 1342 ± 0.00003974 5.338 5.074/6.331 5.705 ± 0.8074
ea25 1342 1342/1342 1342 ± 0 5.05 4.926/5.169 5.066 ± 0.1926
ea26 1342 1342/1342 1342 ± 0.00002173 5.368 5.227/6.303 5.532 ± 0.7996
ea27 1342 1342/1342 1342 ± 0.00004237 5.195 4.869/6.232 5.395 ± 0.7679
ea28 1342 1342/1342 1342 ± 0.00004274 5.333 5.078/6.281 5.527 ± 0.7793
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 ± 0.00002393 5.219 5.023/5.368 5.205 ± 0.2419
4 1342 1342/1342 1342 ± 0.00003836 4.916 4.72/5.048 4.901 ± 0.2461
5 1342 1342/1342 1342 ± 0.00002397 5.051 4.919/5.172 5.042 ± 0.2675
6 1342 1342/1342 1342 ± 0.00002393 5.069 4.999/5.173 5.069 ± 0.2254
7 1342 1342/1342 1342 ± 0.00002393 5.089 4.976/5.189 5.091 ± 0.21
8 1342 1342/1342 1342 ± 0.00002393 5.124 4.903/5.259 5.089 ± 0.2418
9 1342 1342/1342 1342 ± 0.00002393 5.374 5.276/5.604 5.375 ± 0.28
10 1342 1342/1342 1342 ± 0.00002491 5.804 5.562/5.932 5.763 ± 0.2943
11 1342 1342/1342 1342 ± 0.00002491 6.141 5.972/6.198 6.024 ± 0.3022
12 1342 1342/1342 1342 ± 0.00002491 6.284 6.018/6.321 6.182 ± 0.3116
13 1342 1342/1342 1342 ± 0.00002491 6.544 6.363/6.715 6.501 ± 0.3289
14 1342 1342/1342 1342 ± 0.0000251 6.613 6.362/6.828 6.539 ± 0.3827
15 1342 1342/1342 1342 ± 0.00002491 6.53 6.35/6.721 6.466 ± 0.3622
16 1342 1342/1342 1342 ± 0.00006023 4.21 4.082/4.429 4.277 ± 0.2826
17 1342 1342/1342 1342 ± 0.00006071 4.177 4.059/4.425 4.249 ± 0.3069
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-11-07 16:34:33.242
End
2024-11-07 17:24:48.878
Duration
0:50:15.636
Note, WebLog generation is not included in the time.

CASA logs for stage 8