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 5.288 5.09/5.972 5.366 ± 0.7636
ea02 1342 1342/1342 1342 ± 0.00004326 5.691 5.167/6.387 5.633 ± 0.872
ea04 1342 1342/1342 1342 ± 0.000004084 5.297 4.902/5.872 5.219 ± 0.7733
ea05 1342 1342/1342 1342 ± 0.000007431 5.536 5.057/6.297 5.608 ± 0.758
ea06 1342 1342/1342 1342 ± 0.000007326 5.266 4.946/6.003 5.27 ± 0.8684
ea07 1342 1342/1342 1342 ± 0.00004355 5.671 5.211/6.024 5.463 ± 0.7932
ea08 1342 1342/1342 1342 ± 0.00004355 5.812 5.389/6.664 5.847 ± 0.957
ea09 1342 1342/1342 1342 ± 0.00001391 5.525 5.078/6.191 5.531 ± 0.7389
ea10 1342 1342/1342 1342 ± 0.00004404 5.099 4.674/5.739 5.026 ± 0.7833
ea11 1342 1342/1342 1342 ± 0.00004351 5.774 5.158/6.344 5.565 ± 0.9169
ea12 1342 1342/1342 1342 ± 0.0000112 5.512 5.133/6.299 5.491 ± 0.9852
ea13 1342 1342/1342 1342 ± 0.00001576 5.648 5.517/6.188 5.78 ± 0.7116
ea14 1342 1342/1342 1342 ± 0.000007232 5.524 5.128/6.32 5.583 ± 0.7779
ea15 1342 1342/1342 1342 ± 0.000001175 5.422 5.146/6.237 5.514 ± 0.8834
ea16 1342 1342/1342 1342 ± 0.0000163 5.791 5.385/6.66 5.751 ± 0.8875
ea17 1342 1342/1342 1342 ± 0.00004476 5.845 5.362/6.575 5.772 ± 0.9178
ea18 1342 1342/1342 1342 ± 0.00003777 4.86 4.582/5.585 4.893 ± 0.6839
ea19 1342 1342/1342 1342 ± 0 5.806 5.465/6.508 5.865 ± 0.7587
ea20 1342 1342/1342 1342 ± 0.0000225 5.775 5.57/6.818 5.865 ± 1.08
ea21 1342 1342/1342 1342 ± 0.0000128 5.483 5.276/6.166 5.5 ± 0.7635
ea22 1342 1342/1342 1342 ± 0.00003851 5.319 5.063/6.339 5.547 ± 0.8149
ea23 1342 1342/1342 1342 ± 0.00004644 6.173 5.835/6.403 5.721 ± 1.055
ea24 1342 1342/1342 1342 ± 0.00000587 5.165 4.858/5.998 5.376 ± 0.6507
ea25 1342 1342/1342 1342 ± 0.00004352 5.494 5.178/6.192 5.444 ± 0.8349
ea26 1342 1342/1342 1342 ± 0.00002841 5.714 5.512/6.752 5.961 ± 0.8462
ea27 1342 1342/1342 1342 ± 0.00004421 5.498 5.097/6.349 5.507 ± 0.8414
ea28 1342 1342/1342 1342 ± 0.00004354 5.625 5.365/6.548 5.713 ± 0.8988
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 ± 0.00002365 5.295 5.137/5.532 5.309 ± 0.2882
5 1342 1342/1342 1342 ± 0.00002392 5.23 5.041/5.427 5.222 ± 0.3125
6 1342 1342/1342 1342 ± 0.00002365 5.285 5/5.375 5.216 ± 0.25
7 1342 1342/1342 1342 ± 0.00002365 5.226 5.069/5.431 5.239 ± 0.2436
8 1342 1342/1342 1342 ± 0.00002365 5.253 5.045/5.386 5.206 ± 0.2736
9 1342 1342/1342 1342 ± 0.00002394 5.503 5.305/5.697 5.474 ± 0.273
10 1342 1342/1342 1342 ± 0.00002322 5.936 5.767/6.038 5.893 ± 0.2832
11 1342 1342/1342 1342 ± 0.00002322 6.188 6.067/6.352 6.185 ± 0.2753
12 1342 1342/1342 1342 ± 0.00002322 6.342 6.155/6.503 6.339 ± 0.3081
13 1342 1342/1342 1342 ± 0.00002322 6.607 6.353/6.798 6.561 ± 0.3263
14 1342 1342/1342 1342 ± 0.00002465 6.402 6.13/6.729 6.419 ± 0.4147
15 1342 1342/1342 1342 ± 0.00002425 6.442 6.194/6.671 6.41 ± 0.3508
16 1342 1342/1342 1342 ± 0.00006096 3.88 3.688/4.182 3.948 ± 0.3371
17 1342 1342/1342 1342 ± 0.0000607 4.058 3.815/4.335 4.073 ± 0.3366
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
Start time
2024-11-07 19:21:45.023
End
2024-11-07 20:32:47.136
Duration
1:11:02.113
Note, WebLog generation is not included in the time.

CASA logs for stage 8