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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.298 5.11/5.705 5.468 ± 0.4957
ea02 1342 1342/1342 1342 ± 0.000001453 5.565 5.303/6.245 5.8 ± 0.6378
ea04 1342 1342/1342 1342 ± 0.000005978 5.145 4.823/5.543 5.225 ± 0.477
ea05 1342 1342/1342 1342 ± 0 5.619 5.094/6.036 5.515 ± 0.5237
ea06 1342 1342/1342 1342 ± 0 4.979 4.698/5.496 5.12 ± 0.4835
ea07 1342 1342/1342 1342 ± 0.00000695 5.64 5.283/5.9 5.721 ± 0.5179
ea08 1342 1342/1342 1342 ± 0.000008453 5.535 5.3/6.292 5.813 ± 0.6296
ea09 1342 1342/1342 1342 ± 0 5.599 5.078/6.22 5.609 ± 0.5835
ea10 1342 1342/1342 1342 ± 0.00003192 5.579 5.106/6.219 5.662 ± 0.6188
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.61 5.186/6.101 5.7 ± 0.5765
ea13 1342 1342/1342 1342 ± 0 5.944 5.658/6.181 6.018 ± 0.458
ea14 1342 1342/1342 1342 ± 0 5.554 5.137/6.058 5.638 ± 0.5894
ea15 1342 1342/1342 1342 ± 0 5.359 4.958/5.97 5.537 ± 0.6104
ea16 1342 1342/1342 1342 ± 0 5.978 5.483/6.457 6.033 ± 0.644
ea17 1342 1342/1342 1342 ± 0.000002902 5.647 5.375/6.166 5.804 ± 0.5725
ea18 1342 1342/1342 1342 ± 0.000003554 4.767 4.507/5.216 4.88 ± 0.4655
ea19 1342 1342/1342 1342 ± 0 5.844 5.426/6.401 5.976 ± 0.5686
ea20 1342 1342/1342 1342 ± 0 6.051 5.508/6.581 5.987 ± 0.5852
ea21 1342 1342/1342 1342 ± 0 5.436 5.196/5.882 5.594 ± 0.4613
ea22 1342 1342/1342 1342 ± 0 5.376 5.217/6.12 5.632 ± 0.6035
ea23 1342 1342/1342 1342 ± 0 5.678 5.342/6.113 5.819 ± 0.5932
ea25 1342 1342/1342 1342 ± 0.000001451 5.284 5.084/5.817 5.456 ± 0.5251
ea26 1342 1342/1342 1342 ± 0 5.848 5.575/6.44 6.004 ± 0.6411
ea27 1342 1342/1342 1342 ± 0.00004039 5.268 5.099/6.037 5.476 ± 0.567
ea28 1342 1342/1342 1342 ± 0.00003292 5.388 5.172/6.12 5.638 ± 0.6028
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 5.265 5.121/5.588 5.306 ± 0.277
3 1342 1342/1342 1342 ± 0.0000243 4.991 4.81/5.3 5.05 ± 0.3418
4 1342 1342/1342 1342 ± 0.00002471 5.207 4.911/5.372 5.135 ± 0.3281
5 1342 1342/1342 1342 ± 0.00002393 5.132 4.924/5.296 5.142 ± 0.3224
6 1342 1342/1342 1342 ± 0.00002393 5.139 5.038/5.362 5.147 ± 0.2925
7 1342 1342/1342 1342 ± 0.00002393 5.171 5.088/5.32 5.183 ± 0.2592
8 1342 1342/1342 1342 ± 0.00002393 5.178 4.921/5.293 5.099 ± 0.2849
9 1342 1342/1342 1342 ± 0.00002393 5.383 5.204/5.629 5.361 ± 0.3154
10 1342 1342/1342 1342 ± 0.00002393 5.78 5.628/5.983 5.764 ± 0.3073
11 1342 1342/1342 1342 ± 0.00002393 6.034 5.829/6.147 5.955 ± 0.3032
12 1342 1342/1342 1342 ± 0.00002393 6.139 5.906/6.303 6.11 ± 0.3384
13 1342 1342/1342 1342 ± 0.00002393 6.54 6.402/6.706 6.526 ± 0.3352
14 1342 1342/1342 1342 ± 0.00002393 6.737 6.494/7.01 6.712 ± 0.3647
15 1342 1342/1342 1342 ± 0.00002393 6.532 6.176/6.665 6.413 ± 0.3887
16 1342 1342/1342 1342 ± 0.00004156 5.637 5.358/5.96 5.673 ± 0.3444
17 1342 1342/1342 1342 ± 0.00004094 5.659 5.431/5.995 5.687 ± 0.3324
output_dir
 
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-30 22:49:32.229
End
2024-12-30 23:22:05.603
Duration
0:32:33.374
Note, WebLog generation is not included in the time.

CASA logs for stage 8