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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.234 5.065/5.917 5.28 ± 0.7975
ea02 1342 1342/1342 1342 ± 0.00004231 5.729 5.265/6.526 5.651 ± 0.9853
ea05 1342 1342/1342 1342 ± 0.00001437 5.479 5.063/6.167 5.541 ± 0.7582
ea06 1342 1342/1342 1342 ± 0.00000131 5.022 4.804/5.573 4.989 ± 0.7083
ea07 1342 1342/1342 1342 ± 0.00004351 5.707 5.253/5.825 5.371 ± 0.7674
ea08 1342 1342/1342 1342 ± 0.00004272 5.978 5.536/6.745 5.9 ± 1.068
ea09 1342 1342/1342 1342 ± 0.0000157 4.034 3.244/5.583 4.385 ± 1.129
ea10 1342 1342/1342 1342 ± 0.00004382 5.361 4.979/6.199 5.392 ± 0.885
ea11 1342 1342/1342 1342 ± 0 5.84 5.243/6.483 5.879 ± 0.6356
ea12 1342 1342/1342 1342 ± 0.000004721 5.45 5.242/6.392 5.618 ± 1.014
ea13 1342 1342/1342 1342 ± 0.00002042 5.838 5.657/6.326 5.884 ± 0.7521
ea14 1342 1342/1342 1342 ± 0.00001868 6.342 5.827/6.48 5.823 ± 1.001
ea15 1342 1342/1342 1342 ± 0 5.395 5.039/6.166 5.503 ± 0.8952
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004328 5.894 5.36/6.598 5.762 ± 1.01
ea18 1342 1342/1342 1342 ± 0.00003125 4.934 4.422/5.652 4.911 ± 0.8344
ea19 1342 1342/1342 1342 ± 0.00000131 5.587 5.387/6.426 5.737 ± 0.7821
ea20 1342 1342/1342 1342 ± 0.00001647 5.877 5.6/6.857 5.929 ± 1.144
ea21 1342 1342/1342 1342 ± 0.00001956 5.562 5.303/6.12 5.512 ± 0.7746
ea22 1342 1342/1342 1342 ± 0.00003339 5.343 4.982/6.415 5.509 ± 0.8649
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.328 5.248/5.377 5.293 ± 0.1592
ea26 1342 1342/1342 1342 ± 0.00002541 5.528 5.278/6.539 5.711 ± 0.8225
ea27 1342 1342/1342 1342 ± 0.00004537 5.403 5.085/6.376 5.454 ± 0.9286
ea28 1342 1342/1342 1342 ± 0.00005329 6.379 6.069/6.535 5.793 ± 1.211
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.
3 1342 1342/1342 1342 ± 0.00002646 5.183 4.815/5.357 5.082 ± 0.5462
5 1342 1342/1342 1342 ± 0.0000263 5.34 5.13/5.431 5.221 ± 0.5425
6 1342 1342/1342 1342 ± 0.000026 5.321 5.112/5.413 5.203 ± 0.5075
7 1342 1342/1342 1342 ± 0.000026 5.296 5.102/5.389 5.205 ± 0.4911
8 1342 1342/1342 1342 ± 0.000026 5.256 5.054/5.415 5.139 ± 0.5167
9 1342 1342/1342 1342 ± 0.000026 5.525 5.39/5.759 5.437 ± 0.5739
10 1342 1342/1342 1342 ± 0.00002543 5.966 5.727/6.101 5.916 ± 0.3545
11 1342 1342/1342 1342 ± 0.00002543 6.273 6.119/6.374 6.201 ± 0.342
12 1342 1342/1342 1342 ± 0.00002543 6.407 6.096/6.528 6.33 ± 0.3563
13 1342 1342/1342 1342 ± 0.00002591 6.693 6.247/6.865 6.579 ± 0.3794
14 1342 1342/1342 1342 ± 0.00003098 6.417 5.911/6.792 6.375 ± 0.4925
15 1342 1342/1342 1342 ± 0.000026 6.545 6.367/6.749 6.494 ± 0.4499
16 1342 1342/1342 1342 ± 0.00006093 3.69 3.535/3.991 3.769 ± 0.3043
17 1342 1342/1342 1342 ± 0.00006059 3.923 3.738/4.143 3.931 ± 0.3014
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
Start time
2024-04-22 08:42:18.848
End
2024-04-22 09:30:19.412
Duration
0:48:00.564
Note, WebLog generation is not included in the time.

CASA logs for stage 7