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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.611 5.048/5.952 5.533 ± 0.5248
ea02 1342 1342/1342 1342 ± 0.00002216 5.761 5.181/6.285 5.74 ± 0.6457
ea04 1342 1342/1342 1342 ± 0 5.52 4.846/5.959 5.424 ± 0.5996
ea05 1342 1342/1342 1342 ± 0 5.728 5.283/6.337 5.816 ± 0.6191
ea06 1342 1342/1342 1342 ± 0 4.898 4.629/5.309 4.989 ± 0.4055
ea07 1342 1342/1342 1342 ± 0 5.618 5.236/5.945 5.665 ± 0.5562
ea08 1342 1342/1342 1342 ± 0 5.747 5.31/6.438 5.892 ± 0.6882
ea09 1342 1342/1342 1342 ± 0 5.481 4.978/6.046 5.546 ± 0.6487
ea10 1342 1342/1342 1342 ± 0 5.401 4.975/6.086 5.501 ± 0.5844
ea11 1342 1342/1342 1342 ± 0 5.532 5.325/6.012 5.623 ± 0.5602
ea12 1342 1342/1342 1342 ± 0 5.378 5.124/6.196 5.706 ± 0.6563
ea13 1342 1342/1342 1342 ± 0 5.889 5.539/6.193 5.932 ± 0.5043
ea14 1342 1342/1342 1342 ± 0 5.685 5.302/6.192 5.772 ± 0.6206
ea15 1342 1342/1342 1342 ± 0 5.39 4.893/6.026 5.518 ± 0.7021
ea16 1342 1342/1342 1342 ± 0 5.84 5.308/6.416 5.954 ± 0.7749
ea17 1342 1342/1342 1342 ± 0.000001664 5.771 5.396/6.482 5.919 ± 0.5863
ea18 1342 1342/1342 1342 ± 0 5.103 4.642/5.57 5.077 ± 0.5641
ea19 1342 1342/1342 1342 ± 0 6.167 5.401/6.428 5.939 ± 0.6857
ea20 1342 1342/1342 1342 ± 0 5.867 5.563/6.424 5.995 ± 0.5835
ea21 1342 1342/1342 1342 ± 0 5.567 5.197/6.148 5.661 ± 0.5572
ea22 1342 1342/1342 1342 ± 0 5.52 5.081/6.227 5.639 ± 0.6545
ea23 1342 1342/1342 1342 ± 0 5.822 5.346/6.326 5.9 ± 0.6958
ea25 1342 1342/1342 1342 ± 0 5.577 5.139/6.002 5.554 ± 0.5854
ea26 1342 1342/1342 1342 ± 0 5.581 5.253/6.116 5.69 ± 0.5497
ea27 1342 1342/1342 1342 ± 0.00002241 5.582 5.034/6.158 5.537 ± 0.6353
ea28 1342 1342/1342 1342 ± 0 5.5 5.171/6.179 5.709 ± 0.6463
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 ± 0.00002419 5.24 4.924/5.332 5.164 ± 0.296
3 1342 1342/1342 1342 ± 0.00002397 4.882 4.719/5.108 4.94 ± 0.336
4 1342 1342/1342 1342 ± 0.00002515 5.14 4.893/5.251 5.12 ± 0.3063
5 1342 1342/1342 1342 ± 0.00002349 5.196 4.959/5.355 5.158 ± 0.3381
6 1342 1342/1342 1342 ± 0.00002349 5.155 4.999/5.3 5.106 ± 0.2684
7 1342 1342/1342 1342 ± 0.00002349 5.115 4.944/5.313 5.102 ± 0.2556
8 1342 1342/1342 1342 ± 0.00002349 5.221 4.873/5.327 5.147 ± 0.277
9 1342 1342/1342 1342 ± 0.00002349 5.46 5.195/5.631 5.396 ± 0.3283
10 1342 1342/1342 1342 ± 0.00002394 5.84 5.676/6.018 5.817 ± 0.2695
11 1342 1342/1342 1342 ± 0.00002349 6.116 5.981/6.251 6.043 ± 0.3152
12 1342 1342/1342 1342 ± 0.00002349 6.254 6/6.36 6.193 ± 0.2941
13 1342 1342/1342 1342 ± 0.00002349 6.635 6.407/6.824 6.618 ± 0.3105
14 1342 1342/1342 1342 ± 0.00002394 6.818 6.613/7.035 6.78 ± 0.3891
15 1342 1342/1342 1342 ± 0.00002394 6.451 6.232/6.645 6.383 ± 0.3456
16 1342 1342/1342 1342 ± 0.00002827 5.79 5.669/6.015 5.784 ± 0.2891
17 1342 1342/1342 1342 ± 0.00002485 5.85 5.674/6.074 5.84 ± 0.3037
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
Start time
2024-04-05 03:16:46.387
End
2024-04-05 04:21:33.886
Duration
1:04:47.499
Note, WebLog generation is not included in the time.

CASA logs for stage 7