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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.395 5.242/6 5.481 ± 0.7667
ea02 1342 1342/1342 1342 ± 0.00004242 5.981 5.419/6.701 5.848 ± 0.9218
ea04 1342 1342/1342 1342 ± 0.000004983 5.504 5.116/6.037 5.404 ± 0.8224
ea05 1342 1342/1342 1342 ± 0.0000073 5.757 5.318/6.512 5.829 ± 0.791
ea06 1342 1342/1342 1342 ± 0.000004927 5.326 4.913/5.868 5.204 ± 0.8195
ea07 1342 1342/1342 1342 ± 0.00004304 5.938 5.436/6.254 5.687 ± 0.8363
ea08 1342 1342/1342 1342 ± 0.00004247 5.837 5.649/6.888 6.032 ± 0.9756
ea09 1342 1342/1342 1342 ± 0.000006652 5.418 4.975/5.91 5.338 ± 0.6148
ea10 1342 1342/1342 1342 ± 0.00004361 5.259 4.833/5.918 5.175 ± 0.7478
ea11 1342 1342/1342 1342 ± 0.00004387 6.084 5.47/6.696 5.836 ± 1.03
ea12 1342 1342/1342 1342 ± 0.000009407 5.837 5.446/6.621 5.751 ± 1.07
ea13 1342 1342/1342 1342 ± 0.00001283 5.816 5.653/6.34 5.923 ± 0.7097
ea14 1342 1342/1342 1342 ± 0.000003048 5.632 5.336/6.649 5.786 ± 0.8379
ea15 1342 1342/1342 1342 ± 0.000001796 5.449 5.379/6.527 5.698 ± 0.9285
ea16 1342 1342/1342 1342 ± 0.00001415 5.855 5.645/6.66 5.949 ± 0.9195
ea17 1342 1342/1342 1342 ± 0.00004398 5.959 5.516/6.618 5.934 ± 0.9469
ea18 1342 1342/1342 1342 ± 0.00003719 5.069 4.759/5.739 5.059 ± 0.745
ea19 1342 1342/1342 1342 ± 0 6.02 5.68/6.811 6.082 ± 0.8201
ea20 1342 1342/1342 1342 ± 0.00002231 6.093 5.719/6.99 6.096 ± 1.133
ea21 1342 1342/1342 1342 ± 0.00001198 5.754 5.406/6.467 5.696 ± 0.8084
ea22 1342 1342/1342 1342 ± 0.00003387 5.491 5.218/6.509 5.674 ± 0.8156
ea23 1342 1342/1342 1342 ± 0.00004679 6.468 5.625/6.676 5.935 ± 1.11
ea24 1342 1342/1342 1342 ± 0.000004816 5.065 4.906/6.124 5.449 ± 0.6545
ea25 1342 1342/1342 1342 ± 0.00004289 5.725 5.326/6.426 5.663 ± 0.8911
ea26 1342 1342/1342 1342 ± 0.00002143 5.806 5.605/6.932 6.058 ± 0.8571
ea27 1342 1342/1342 1342 ± 0.00004421 5.706 5.276/6.572 5.671 ± 0.8824
ea28 1342 1342/1342 1342 ± 0.0000432 5.83 5.544/6.675 5.871 ± 0.9176
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 ± 0.00002404 5.502 5.323/5.787 5.504 ± 0.3389
3 1342 1342/1342 1342 ± 0.000042 5.013 4.771/5.226 5.048 ± 0.3127
5 1342 1342/1342 1342 ± 0.00002412 5.431 5.119/5.578 5.365 ± 0.3414
6 1342 1342/1342 1342 ± 0.00002404 5.447 5.126/5.592 5.373 ± 0.2841
7 1342 1342/1342 1342 ± 0.00002404 5.435 5.224/5.652 5.423 ± 0.2858
8 1342 1342/1342 1342 ± 0.00002404 5.452 5.125/5.611 5.388 ± 0.3183
9 1342 1342/1342 1342 ± 0.00002436 5.733 5.37/5.952 5.69 ± 0.3304
10 1342 1342/1342 1342 ± 0.0000236 6.21 5.921/6.287 6.112 ± 0.3321
11 1342 1342/1342 1342 ± 0.0000236 6.475 6.122/6.628 6.407 ± 0.3349
12 1342 1342/1342 1342 ± 0.0000236 6.62 6.278/6.795 6.558 ± 0.3654
13 1342 1342/1342 1342 ± 0.0000236 6.789 6.428/7.073 6.737 ± 0.3997
14 1342 1342/1342 1342 ± 0.00002698 6.484 6.143/6.796 6.474 ± 0.4743
15 1342 1342/1342 1342 ± 0.00002414 6.703 6.402/6.929 6.597 ± 0.4388
16 1342 1342/1342 1342 ± 0.00006104 3.954 3.76/4.239 4.012 ± 0.3418
17 1342 1342/1342 1342 ± 0.00006025 4.121 3.912/4.394 4.145 ± 0.3728
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-08 01:50:06.296
End
2024-11-08 02:48:47.339
Duration
0:58:41.043
Note, WebLog generation is not included in the time.

CASA logs for stage 8