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 5.558 5.32/6.29 5.613 ± 0.8094
ea02 1342 1342/1342 1342 ± 0.00003961 5.909 5.521/6.717 5.877 ± 1.001
ea04 1342 1342/1342 1342 ± 0 5.017 4.669/5.594 5.058 ± 0.6399
ea05 1342 1342/1342 1342 ± 0.00001833 5.095 4.713/5.958 5.263 ± 0.6845
ea06 1342 1342/1342 1342 ± 0 4.749 4.61/5.294 4.868 ± 0.5601
ea07 1342 1342/1342 1342 ± 0.00004272 5.749 5.281/6.057 5.576 ± 0.7946
ea08 1342 1342/1342 1342 ± 0.00004273 6.08 5.707/6.826 6.045 ± 1.03
ea09 1342 1342/1342 1342 ± 0 5.516 5.073/6.328 5.554 ± 0.7767
ea10 1342 1342/1342 1342 ± 0.00004349 5.569 5.264/6.427 5.629 ± 0.8279
ea11 1342 1342/1342 1342 ± 0.0000315 5.729 5.188/6.292 5.588 ± 0.9263
ea12 1342 1342/1342 1342 ± 0.000003724 5.274 5.02/6.253 5.495 ± 0.8626
ea13 1342 1342/1342 1342 ± 0.00001186 5.779 5.39/6.127 5.73 ± 0.6935
ea14 1342 1342/1342 1342 ± 0.00001438 5.429 5.127/6.405 5.587 ± 0.8128
ea15 1342 1342/1342 1342 ± 0 4.998 4.739/5.899 5.285 ± 0.7892
ea16 1342 1342/1342 1342 ± 0.00003198 5.557 5.208/6.367 5.625 ± 0.8255
ea17 1342 1342/1342 1342 ± 0.00004272 6.047 5.626/7.114 6.038 ± 1.021
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0.00001013 5.389 5.126/6.305 5.553 ± 0.7578
ea20 1342 1342/1342 1342 ± 0.000004964 5.596 5.296/6.636 5.723 ± 0.9156
ea21 1342 1342/1342 1342 ± 0.00002803 5.2 5.003/5.941 5.328 ± 0.7609
ea22 1342 1342/1342 1342 ± 0.00002542 5.572 5.283/6.58 5.681 ± 0.9324
ea23 1342 1342/1342 1342 ± 0.00004263 5.593 5.169/6.398 5.654 ± 0.8917
ea25 1342 1342/1342 1342 ± 0.00004163 5.64 5.227/6.335 5.602 ± 0.8918
ea26 1342 1342/1342 1342 ± 0.00001205 5.579 5.474/6.458 5.732 ± 0.7133
ea27 1342 1342/1342 1342 ± 0.00004887 5.63 5.221/6.52 5.668 ± 0.8878
ea28 1342 1342/1342 1342 ± 0.00004458 6.006 5.616/6.719 5.893 ± 0.9623
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 5.549 5.271/5.724 5.477 ± 0.3286
5 1342 1342/1342 1342 ± 0.00002441 5.228 5.031/5.417 5.218 ± 0.3145
6 1342 1342/1342 1342 ± 0.00002392 5.273 5.124/5.612 5.308 ± 0.3491
7 1342 1342/1342 1342 ± 0.00002392 5.283 5.081/5.509 5.261 ± 0.3175
8 1342 1342/1342 1342 ± 0.00002392 5.221 5.064/5.413 5.214 ± 0.327
9 1342 1342/1342 1342 ± 0.00002392 5.569 5.209/5.72 5.491 ± 0.3727
10 1342 1342/1342 1342 ± 0.00002392 5.944 5.673/6.098 5.902 ± 0.3668
11 1342 1342/1342 1342 ± 0.00002392 6.191 5.989/6.391 6.17 ± 0.3725
12 1342 1342/1342 1342 ± 0.00002392 6.367 6.124/6.607 6.344 ± 0.3923
13 1342 1342/1342 1342 ± 0.00002445 6.629 6.473/6.823 6.624 ± 0.3178
14 1342 1342/1342 1342 ± 0.00003403 6.558 6.288/6.744 6.506 ± 0.3366
15 1342 1342/1342 1342 ± 0.00002417 6.638 6.412/6.854 6.599 ± 0.4564
16 1342 1342/1342 1342 ± 0.00006103 3.954 3.827/4.11 3.976 ± 0.1995
17 1342 1342/1342 1342 ± 0.00006079 4.103 3.973/4.253 4.109 ± 0.2001
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-13 06:06:46.242
End
2024-12-13 06:59:56.076
Duration
0:53:09.834
Note, WebLog generation is not included in the time.

CASA logs for stage 8