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 5.208 5.134/5.819 5.246 ± 0.8514
ea02 1342 1342/1342 1342 ± 0.00004355 5.786 5.282/6.366 5.598 ± 1
ea04 1342 1342/1342 1342 ± 0.00002653 5.322 4.975/5.975 5.255 ± 0.8917
ea05 1342 1342/1342 1342 ± 0.000009385 5.492 5.14/6.48 5.643 ± 0.8212
ea06 1342 1342/1342 1342 ± 0.00003836 4.843 4.695/5.347 4.825 ± 0.7165
ea07 1342 1342/1342 1342 ± 0.00004267 5.695 5.25/6.119 5.503 ± 0.9337
ea08 1342 1342/1342 1342 ± 0.00004396 5.815 5.477/6.651 5.777 ± 1.099
ea09 1342 1342/1342 1342 ± 0.000007399 5.432 5.134/6.151 5.396 ± 0.8558
ea10 1342 1342/1342 1342 ± 0.00004373 5.499 5.011/6.128 5.361 ± 0.9518
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004059 5.473 5.198/6.452 5.557 ± 1.04
ea13 1342 1342/1342 1342 ± 0.00001574 5.834 5.576/6.351 5.758 ± 0.8489
ea14 1342 1342/1342 1342 ± 0.000007 5.596 5.204/6.585 5.65 ± 1.004
ea15 1342 1342/1342 1342 ± 0.00001209 5.399 5.112/6.184 5.468 ± 0.9514
ea16 1342 1342/1342 1342 ± 0.00002578 5.668 5.341/6.564 5.682 ± 1.023
ea17 1342 1342/1342 1342 ± 0.00004477 5.708 5.364/6.408 5.669 ± 1.027
ea18 1342 1342/1342 1342 ± 0.00004263 4.845 4.521/5.685 4.856 ± 0.8037
ea19 1342 1342/1342 1342 ± 0.000002881 5.735 5.437/6.701 5.88 ± 0.8826
ea20 1342 1342/1342 1342 ± 0.00004139 5.751 5.667/6.915 5.845 ± 1.148
ea21 1342 1342/1342 1342 ± 0.00001676 5.49 5.287/6.315 5.576 ± 0.8681
ea22 1342 1342/1342 1342 ± 0.00004109 5.402 5.102/6.164 5.405 ± 0.9127
ea23 1342 1342/1342 1342 ± 0.00004272 5.614 5.309/6.54 5.682 ± 1.046
ea25 1342 1342/1342 1342 ± 0.00004293 5.499 5.156/6.074 5.38 ± 0.8983
ea27 1342 1342/1342 1342 ± 0.00004449 5.208 4.985/6.174 5.294 ± 0.9332
ea28 1342 1342/1342 1342 ± 0.00004507 5.534 5.317/6.384 5.537 ± 0.9872
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 ± 0.00002439 5.354 5.128/5.569 5.327 ± 0.2682
3 1342 1342/1342 1342 ± 0.00003317 5.316 5.112/5.632 5.384 ± 0.4226
5 1342 1342/1342 1342 ± 0.00002439 5.313 5.167/5.45 5.279 ± 0.3506
6 1342 1342/1342 1342 ± 0.00002439 5.226 5.126/5.419 5.232 ± 0.2732
7 1342 1342/1342 1342 ± 0.00002439 5.267 5.113/5.422 5.248 ± 0.2405
8 1342 1342/1342 1342 ± 0.00002439 5.289 5.041/5.398 5.227 ± 0.2651
9 1342 1342/1342 1342 ± 0.00002439 5.554 5.39/5.727 5.497 ± 0.2969
10 1342 1342/1342 1342 ± 0.00002439 5.997 5.783/6.069 5.925 ± 0.3198
11 1342 1342/1342 1342 ± 0.00002439 6.236 6.093/6.378 6.195 ± 0.3264
12 1342 1342/1342 1342 ± 0.00002439 6.403 6.228/6.57 6.37 ± 0.3397
13 1342 1342/1342 1342 ± 0.00002439 6.614 6.338/6.872 6.56 ± 0.3908
14 1342 1342/1342 1342 ± 0.00003808 6.286 5.849/6.772 6.307 ± 0.5067
15 1342 1342/1342 1342 ± 0.00002439 6.708 6.475/6.89 6.606 ± 0.4447
16 1342 1342/1342 1342 ± 0.00005743 3.528 3.36/3.758 3.581 ± 0.3146
17 1342 1342/1342 1342 ± 0.00005835 3.519 3.362/3.741 3.578 ± 0.3083
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-27 04:46:13.974
End
2024-11-27 05:09:42.373
Duration
0:23:28.398
Note, WebLog generation is not included in the time.

CASA logs for stage 8