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 5.032 4.833/5.763 5.27 ± 0.618
ea02 1342 1342/1342 1342 ± 0.00002604 5.533 5.13/6.358 5.639 ± 0.8489
ea04 1342 1342/1342 1342 ± 0.00002135 4.95 4.779/5.687 5.183 ± 0.5688
ea05 1342 1342/1342 1342 ± 0.000004723 5.263 4.951/6.212 5.517 ± 0.683
ea06 1342 1342/1342 1342 ± 0 4.764 4.525/5.279 4.921 ± 0.4864
ea07 1342 1342/1342 1342 ± 0.00004205 5.327 4.928/5.895 5.475 ± 0.6841
ea08 1342 1342/1342 1342 ± 0.00004253 5.455 5.173/6.419 5.723 ± 0.8203
ea09 1342 1342/1342 1342 ± 0 5.153 4.863/6.136 5.373 ± 0.6678
ea10 1342 1342/1342 1342 ± 0.00004272 5.311 4.862/6.182 5.457 ± 0.7023
ea11 1342 1342/1342 1342 ± 0.00002197 5.266 4.819/6.042 5.445 ± 0.7561
ea12 1342 1342/1342 1342 ± 0 5.239 4.955/6.126 5.491 ± 0.7251
ea13 1342 1342/1342 1342 ± 0 5.624 5.274/6.142 5.784 ± 0.5915
ea14 1342 1342/1342 1342 ± 0.0000108 5.279 4.99/6.244 5.601 ± 0.7116
ea15 1342 1342/1342 1342 ± 0 4.986 4.802/5.975 5.433 ± 0.6912
ea16 1342 1342/1342 1342 ± 0.00001991 5.701 4.99/6.416 5.732 ± 0.7958
ea17 1342 1342/1342 1342 ± 0.00004272 5.545 4.951/6.632 5.648 ± 0.8112
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 5.511 5.268/6.451 5.746 ± 0.7333
ea20 1342 1342/1342 1342 ± 0 5.507 5.281/6.525 5.75 ± 0.7872
ea21 1342 1342/1342 1342 ± 0.00001681 5.338 4.934/5.978 5.442 ± 0.6758
ea22 1342 1342/1342 1342 ± 0.00001006 5.201 4.913/6.299 5.5 ± 0.7695
ea23 1342 1342/1342 1342 ± 0.00004051 5.327 5.123/6.249 5.621 ± 0.7922
ea25 1342 1342/1342 1342 ± 0.0000344 5.233 4.887/5.937 5.314 ± 0.7192
ea26 1342 1342/1342 1342 ± 0 5.363 5.102/6.295 5.62 ± 0.651
ea27 1342 1342/1342 1342 ± 0.00004273 5.13 4.884/6.159 5.396 ± 0.6896
ea28 1342 1342/1342 1342 ± 0.00004262 5.24 4.934/6.246 5.543 ± 0.7276
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 ± 0.00002393 5.088 4.908/5.22 5.063 ± 0.1964
4 1342 1342/1342 1342 ± 0.0000381 4.955 4.734/5.107 4.924 ± 0.2778
5 1342 1342/1342 1342 ± 0.0000244 5.082 4.875/5.205 5.081 ± 0.2437
6 1342 1342/1342 1342 ± 0.00002393 4.87 4.798/5.029 4.887 ± 0.1813
7 1342 1342/1342 1342 ± 0.00002393 5.122 4.99/5.251 5.134 ± 0.1893
8 1342 1342/1342 1342 ± 0.00002393 5.141 4.952/5.268 5.112 ± 0.2185
9 1342 1342/1342 1342 ± 0.00002393 5.451 5.299/5.617 5.399 ± 0.2598
10 1342 1342/1342 1342 ± 0.00002393 5.788 5.682/5.885 5.764 ± 0.2281
11 1342 1342/1342 1342 ± 0.00002393 6.062 5.918/6.123 5.998 ± 0.2474
12 1342 1342/1342 1342 ± 0.00002393 6.182 5.974/6.297 6.145 ± 0.2766
13 1342 1342/1342 1342 ± 0.00002393 6.549 6.373/6.632 6.501 ± 0.262
14 1342 1342/1342 1342 ± 0.00002407 6.671 6.417/6.827 6.622 ± 0.299
15 1342 1342/1342 1342 ± 0.00002393 6.48 6.284/6.597 6.42 ± 0.371
16 1342 1342/1342 1342 ± 0.00006018 4.475 4.354/4.653 4.496 ± 0.2213
17 1342 1342/1342 1342 ± 0.000058 4.534 4.399/4.681 4.539 ± 0.1996
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
overwrite_modelcol
False
Start time
2024-12-13 06:08:16.565
End
2024-12-13 07:15:51.716
Duration
1:07:35.151
Note, WebLog generation is not included in the time.

CASA logs for stage 8