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

Statwt Summary Plot

VLASS2.1.sb38523814.eb38632964.59098.28982543982_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 5.752 5.428/6.133 5.835 ± 0.5207
ea02 1342 1342/1342 1342 ± 0 6.131 5.601/6.729 6.209 ± 0.6369
ea04 1342 1342/1342 1342 ± 0 5.6 5.216/6.142 5.701 ± 0.5481
ea05 1342 1342/1342 1342 ± 0 5.824 5.4/6.239 5.854 ± 0.5815
ea06 1342 1342/1342 1342 ± 0 4.856 4.662/5.34 4.979 ± 0.3922
ea07 1342 1342/1342 1342 ± 0 6.058 5.623/6.402 6.142 ± 0.5647
ea08 1342 1342/1342 1342 ± 0 6.06 5.709/6.858 6.31 ± 0.6573
ea09 1342 1342/1342 1342 ± 0 5.804 5.332/6.362 5.909 ± 0.6388
ea10 1342 1342/1342 1342 ± 0.0000108 6.009 5.54/6.697 6.13 ± 0.6541
ea11 1342 1342/1342 1342 ± 0 5.957 5.307/6.457 5.955 ± 0.6614
ea12 1342 1342/1342 1342 ± 0 5.873 5.519/6.507 6.08 ± 0.6255
ea13 1342 1342/1342 1342 ± 0 6.417 5.887/6.599 6.297 ± 0.5217
ea14 1342 1342/1342 1342 ± 0 5.894 5.391/6.447 5.968 ± 0.6574
ea15 1342 1342/1342 1342 ± 0 5.686 5.214/6.318 5.841 ± 0.7011
ea16 1342 1342/1342 1342 ± 0 6.332 5.844/6.877 6.471 ± 0.7106
ea17 1342 1342/1342 1342 ± 0.000009936 6.118 5.725/6.874 6.258 ± 0.6401
ea18 1342 1342/1342 1342 ± 0 5.132 4.854/5.63 5.259 ± 0.5143
ea19 1342 1342/1342 1342 ± 0 5.814 5.645/6.778 6.255 ± 0.677
ea20 1342 1342/1342 1342 ± 0 6.219 5.847/6.815 6.367 ± 0.6495
ea21 1342 1342/1342 1342 ± 0 5.799 5.5/6.355 5.956 ± 0.5669
ea22 1342 1342/1342 1342 ± 0 6.014 5.34/6.482 5.925 ± 0.6104
ea23 1342 1342/1342 1342 ± 0 6.254 5.677/6.76 6.289 ± 0.6874
ea25 1342 1342/1342 1342 ± 0.000002395 5.756 5.389/6.304 5.874 ± 0.5944
ea26 1342 1342/1342 1342 ± 0 6.387 5.721/7.008 6.354 ± 0.6735
ea27 1342 1342/1342 1342 ± 0.00001392 5.712 5.481/6.531 5.929 ± 0.5962
ea28 1342 1342/1342 1342 ± 0 5.79 5.546/6.554 6.029 ± 0.6432
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 ± 0.00002348 5.517 5.322/5.723 5.501 ± 0.2825
3 1342 1342/1342 1342 ± 0.00002623 5.259 5.108/5.576 5.294 ± 0.3123
4 1342 1342/1342 1342 ± 0.0000269 5.251 5.075/5.555 5.254 ± 0.3277
5 1342 1342/1342 1342 ± 0.00002348 5.569 5.305/5.741 5.527 ± 0.3466
6 1342 1342/1342 1342 ± 0.00002348 5.505 5.238/5.65 5.448 ± 0.3104
7 1342 1342/1342 1342 ± 0.00002348 5.522 5.338/5.686 5.492 ± 0.2918
8 1342 1342/1342 1342 ± 0.00002348 5.508 5.294/5.621 5.433 ± 0.3147
9 1342 1342/1342 1342 ± 0.00002348 5.762 5.537/6.007 5.713 ± 0.3717
10 1342 1342/1342 1342 ± 0.00002393 6.144 5.964/6.379 6.123 ± 0.3448
11 1342 1342/1342 1342 ± 0.00002393 6.418 6.217/6.544 6.334 ± 0.3465
12 1342 1342/1342 1342 ± 0.00002348 6.519 6.419/6.764 6.512 ± 0.3795
13 1342 1342/1342 1342 ± 0.00002348 7.014 6.914/7.225 6.995 ± 0.4023
14 1342 1342/1342 1342 ± 0.00002348 7.265 7.021/7.452 7.164 ± 0.4528
15 1342 1342/1342 1342 ± 0.00002348 6.746 6.549/7.037 6.706 ± 0.4295
16 1342 1342/1342 1342 ± 0.00002477 6.096 5.968/6.484 6.135 ± 0.3878
17 1342 1342/1342 1342 ± 0.00002572 6.136 5.973/6.391 6.141 ± 0.3603
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
Start time
2025-01-07 03:56:56.442
End
2025-01-07 04:53:33.091
Duration
0:56:36.648
Note, WebLog generation is not included in the time.

CASA logs for stage 8