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 5.236 5.157/5.832 5.256 ± 0.8423
ea02 1342 1342/1342 1342 ± 0.00004217 5.894 5.331/6.531 5.682 ± 1.004
ea04 1342 1342/1342 1342 ± 0.00002986 5.262 4.977/5.936 5.204 ± 0.9806
ea05 1342 1342/1342 1342 ± 0.00001139 5.502 5.137/6.117 5.515 ± 0.7816
ea06 1342 1342/1342 1342 ± 0.0000354 4.875 4.704/5.351 4.786 ± 0.7937
ea07 1342 1342/1342 1342 ± 0.00004413 5.602 5.288/6.054 5.444 ± 0.9018
ea08 1342 1342/1342 1342 ± 0.00004225 5.884 5.534/6.684 5.838 ± 1.09
ea09 1342 1342/1342 1342 ± 0.000007282 5.466 5.167/6.189 5.503 ± 0.8246
ea10 1342 1342/1342 1342 ± 0.00004472 5.323 5.022/6.249 5.372 ± 0.9305
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003886 5.516 5.251/6.46 5.537 ± 1.051
ea13 1342 1342/1342 1342 ± 0.000007382 5.925 5.623/6.371 5.874 ± 0.8371
ea14 1342 1342/1342 1342 ± 0.00001549 5.559 5.261/6.514 5.6 ± 0.9057
ea15 1342 1342/1342 1342 ± 0.00002304 5.324 5.122/6.217 5.396 ± 1.094
ea16 1342 1342/1342 1342 ± 0.00002038 5.673 5.361/6.239 5.566 ± 0.9129
ea17 1342 1342/1342 1342 ± 0.00004531 5.757 5.42/6.483 5.712 ± 1.036
ea18 1342 1342/1342 1342 ± 0.00004254 4.864 4.577/5.466 4.835 ± 0.7687
ea19 1342 1342/1342 1342 ± 0.000002574 5.726 5.454/6.468 5.767 ± 0.7979
ea20 1342 1342/1342 1342 ± 0.00004186 5.76 5.683/6.76 5.85 ± 1.098
ea21 1342 1342/1342 1342 ± 0.00001527 5.398 5.278/6.142 5.443 ± 0.8263
ea22 1342 1342/1342 1342 ± 0.00002619 5.434 5.124/6.3 5.505 ± 0.8927
ea23 1342 1342/1342 1342 ± 0.00003989 5.476 5.373/6.348 5.555 ± 0.9656
ea25 1342 1342/1342 1342 ± 0.00004321 5.524 5.184/6.112 5.406 ± 0.9087
ea27 1342 1342/1342 1342 ± 0.00004553 5.31 5.05/6.239 5.35 ± 0.9136
ea28 1342 1342/1342 1342 ± 0.00004477 5.56 5.362/6.438 5.568 ± 0.9886
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 5.392 5.156/5.601 5.358 ± 0.2701
3 1342 1342/1342 1342 ± 0.00003788 5.388 5.124/5.845 5.444 ± 0.4604
5 1342 1342/1342 1342 ± 0.00002442 5.34 5.222/5.481 5.317 ± 0.3726
6 1342 1342/1342 1342 ± 0.00002442 5.287 5.153/5.464 5.269 ± 0.277
7 1342 1342/1342 1342 ± 0.00002442 5.291 5.136/5.433 5.278 ± 0.2476
8 1342 1342/1342 1342 ± 0.00002442 5.31 5.058/5.431 5.249 ± 0.2707
9 1342 1342/1342 1342 ± 0.00002442 5.569 5.438/5.756 5.527 ± 0.3095
10 1342 1342/1342 1342 ± 0.00002442 6.033 5.771/6.099 5.952 ± 0.323
11 1342 1342/1342 1342 ± 0.00002442 6.25 6.12/6.43 6.224 ± 0.337
12 1342 1342/1342 1342 ± 0.00002442 6.418 6.196/6.583 6.393 ± 0.35
13 1342 1342/1342 1342 ± 0.00002466 6.616 6.332/6.766 6.518 ± 0.3661
14 1342 1342/1342 1342 ± 0.00003762 6.054 5.63/6.472 6.104 ± 0.5356
15 1342 1342/1342 1342 ± 0.00002464 6.46 6.235/6.765 6.444 ± 0.4448
16 1342 1342/1342 1342 ± 0.00005808 3.43 3.232/3.712 3.479 ± 0.355
17 1342 1342/1342 1342 ± 0.0000601 3.605 3.448/3.816 3.637 ± 0.3112
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 08:30:28.851
End
2024-11-02 09:16:26.338
Duration
0:45:57.488
Note, WebLog generation is not included in the time.

CASA logs for stage 8