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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 5.074 4.835/5.663 5.245 ± 0.5109
ea02 1342 1342/1342 1342 ± 0.00002898 5.235 4.963/6.151 5.542 ± 0.6287
ea05 1342 1342/1342 1342 ± 0.000009243 5.344 4.892/6.053 5.451 ± 0.612
ea06 1342 1342/1342 1342 ± 0.000008693 4.756 4.616/5.277 4.935 ± 0.4538
ea07 1342 1342/1342 1342 ± 0.00001739 5.287 4.987/5.609 5.364 ± 0.4736
ea08 1342 1342/1342 1342 ± 0.00003348 5.516 5.093/6.313 5.747 ± 0.6664
ea09 1342 1342/1342 1342 ± 0.000007152 4.907 4.643/5.656 5.053 ± 0.5303
ea10 1342 1342/1342 1342 ± 0.0000204 5.315 4.774/6.113 5.449 ± 0.6463
ea11 1342 1342/1342 1342 ± 0.00001627 5.311 4.94/6.081 5.527 ± 0.6211
ea12 1342 1342/1342 1342 ± 0.00001191 5.141 4.938/6.046 5.425 ± 0.6193
ea13 1342 1342/1342 1342 ± 0.000007795 5.412 5.293/5.995 5.673 ± 0.5109
ea14 1342 1342/1342 1342 ± 0.00001201 5.688 5.034/6.164 5.634 ± 0.613
ea15 1342 1342/1342 1342 ± 0.000001983 5.18 4.846/5.819 5.367 ± 0.5881
ea16 1342 1342/1342 1342 ± 0 4.938 4.856/5.12 4.937 ± 0.1961
ea17 1342 1342/1342 1342 ± 0.00004336 5.441 5.053/6.402 5.64 ± 0.6383
ea18 1342 1342/1342 1342 ± 0.00001849 4.675 4.495/5.404 4.843 ± 0.5022
ea19 1342 1342/1342 1342 ± 0.000007304 5.552 5.031/6.216 5.62 ± 0.5938
ea20 1342 1342/1342 1342 ± 0.00001694 5.509 5.225/6.384 5.732 ± 0.6624
ea21 1342 1342/1342 1342 ± 0.00001389 5.295 4.981/5.937 5.445 ± 0.5403
ea22 1342 1342/1342 1342 ± 0.00001871 5.149 4.868/6.12 5.463 ± 0.6483
ea23 1342 1342/1342 1342 ± 0.00001739 5.471 5.109/6.178 5.676 ± 0.6452
ea25 1342 1342/1342 1342 ± 0 4.892 4.744/5.042 4.932 ± 0.1773
ea26 1342 1342/1342 1342 ± 0.000007304 5.16 5.084/6.156 5.491 ± 0.594
ea27 1342 1342/1342 1342 ± 0.000039 5.204 4.988/6.061 5.433 ± 0.5641
ea28 1342 1342/1342 1342 ± 0.00004269 5.267 4.968/6.111 5.504 ± 0.6436
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 ± 0.00002394 5.047 4.843/5.206 5.041 ± 0.2259
4 1342 1342/1342 1342 ± 0.00002586 4.758 4.568/4.841 4.695 ± 0.2473
5 1342 1342/1342 1342 ± 0.00002394 4.888 4.793/5.001 4.902 ± 0.2409
6 1342 1342/1342 1342 ± 0.00002394 4.962 4.885/5.063 4.958 ± 0.2082
7 1342 1342/1342 1342 ± 0.00002394 4.939 4.835/5.033 4.933 ± 0.1866
8 1342 1342/1342 1342 ± 0.00002394 4.983 4.757/5.073 4.941 ± 0.228
9 1342 1342/1342 1342 ± 0.00002394 5.243 5.119/5.427 5.211 ± 0.2594
10 1342 1342/1342 1342 ± 0.00002492 5.637 5.417/5.763 5.603 ± 0.2712
11 1342 1342/1342 1342 ± 0.00002492 5.948 5.788/6.01 5.848 ± 0.2885
12 1342 1342/1342 1342 ± 0.00002492 6.112 5.823/6.167 6.016 ± 0.2866
13 1342 1342/1342 1342 ± 0.00002492 6.365 6.195/6.568 6.358 ± 0.3045
14 1342 1342/1342 1342 ± 0.00002888 6.522 6.346/6.677 6.453 ± 0.3246
15 1342 1342/1342 1342 ± 0.00002492 6.283 6.07/6.435 6.207 ± 0.3453
16 1342 1342/1342 1342 ± 0.00005389 5.216 4.971/5.377 5.162 ± 0.3188
17 1342 1342/1342 1342 ± 0.00005542 5.171 4.941/5.379 5.165 ± 0.3544
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
output_dir
 
Start time
2024-11-07 21:28:35.157
End
2024-11-07 22:31:07.727
Duration
1:02:32.570
Note, WebLog generation is not included in the time.

CASA logs for stage 8