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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.16 5.007/5.815 5.337 ± 0.555
ea02 1342 1342/1342 1342 ± 0.00003653 5.831 5.273/6.389 5.688 ± 0.796
ea04 1342 1342/1342 1342 ± 0 5.027 4.867/5.697 5.264 ± 0.4845
ea05 1342 1342/1342 1342 ± 0.000009604 5.356 5.035/6.194 5.575 ± 0.5704
ea06 1342 1342/1342 1342 ± 0 4.816 4.691/5.29 4.943 ± 0.4229
ea07 1342 1342/1342 1342 ± 0.00004256 5.534 5.072/5.9 5.526 ± 0.5892
ea08 1342 1342/1342 1342 ± 0.00004272 5.714 5.338/6.471 5.763 ± 0.7813
ea09 1342 1342/1342 1342 ± 0 5.264 4.987/6.156 5.468 ± 0.5625
ea10 1342 1342/1342 1342 ± 0.00004319 5.38 4.981/6.132 5.483 ± 0.6289
ea11 1342 1342/1342 1342 ± 0.00001758 5.485 4.991/6.1 5.494 ± 0.7188
ea12 1342 1342/1342 1342 ± 0.000004123 5.353 5.104/6.189 5.591 ± 0.6523
ea13 1342 1342/1342 1342 ± 0 5.685 5.504/6.147 5.842 ± 0.518
ea14 1342 1342/1342 1342 ± 0.00000785 5.461 5.129/6.237 5.63 ± 0.5905
ea15 1342 1342/1342 1342 ± 0 5.238 5.028/6.021 5.519 ± 0.6123
ea16 1342 1342/1342 1342 ± 0.0000191 5.723 5.292/6.429 5.759 ± 0.702
ea17 1342 1342/1342 1342 ± 0.00004272 5.718 5.033/6.553 5.704 ± 0.7541
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 5.573 5.385/6.504 5.834 ± 0.629
ea20 1342 1342/1342 1342 ± 0.000002154 5.627 5.39/6.469 5.823 ± 0.6925
ea21 1342 1342/1342 1342 ± 0.00001676 5.427 5.058/6.004 5.495 ± 0.6243
ea22 1342 1342/1342 1342 ± 0.00001937 5.372 4.999/6.292 5.55 ± 0.6804
ea23 1342 1342/1342 1342 ± 0.00003355 5.537 5.184/6.276 5.67 ± 0.7037
ea25 1342 1342/1342 1342 ± 0.00003346 5.35 4.964/5.952 5.349 ± 0.6919
ea26 1342 1342/1342 1342 ± 0.000002154 5.51 5.315/6.313 5.725 ± 0.5534
ea27 1342 1342/1342 1342 ± 0.00004623 5.255 4.933/6.1 5.408 ± 0.6501
ea28 1342 1342/1342 1342 ± 0.00004272 5.412 5.179/6.256 5.577 ± 0.6665
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 ± 0.00002392 5.13 4.963/5.309 5.136 ± 0.2105
5 1342 1342/1342 1342 ± 0.00002439 5.214 5.019/5.366 5.223 ± 0.2451
6 1342 1342/1342 1342 ± 0.00002392 5.111 5.032/5.285 5.132 ± 0.2082
7 1342 1342/1342 1342 ± 0.00002392 5.249 5.092/5.369 5.236 ± 0.2031
8 1342 1342/1342 1342 ± 0.00002392 5.233 5.031/5.365 5.2 ± 0.2309
9 1342 1342/1342 1342 ± 0.00002392 5.53 5.359/5.653 5.466 ± 0.2697
10 1342 1342/1342 1342 ± 0.00002392 5.835 5.723/5.911 5.803 ± 0.2349
11 1342 1342/1342 1342 ± 0.00002392 6.079 5.944/6.154 6.032 ± 0.2513
12 1342 1342/1342 1342 ± 0.00002392 6.193 5.998/6.316 6.167 ± 0.2805
13 1342 1342/1342 1342 ± 0.00002392 6.486 6.311/6.585 6.45 ± 0.2619
14 1342 1342/1342 1342 ± 0.00002883 6.463 6.223/6.676 6.422 ± 0.3161
15 1342 1342/1342 1342 ± 0.00002394 6.361 6.197/6.551 6.34 ± 0.3776
16 1342 1342/1342 1342 ± 0.00006004 4.534 4.348/4.767 4.546 ± 0.2582
17 1342 1342/1342 1342 ± 0.00005839 4.689 4.467/4.876 4.686 ± 0.2785
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-12-13 03:28:50.675
End
2024-12-13 04:24:05.276
Duration
0:55:14.600
Note, WebLog generation is not included in the time.

CASA logs for stage 8