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

Statwt Summary Plot

VLASS3.2.sb45478884.eb45758950.60430.75354622686_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 5.834 5.254/6.216 5.817 ± 0.5921
ea02 1342 1342/1342 1342 ± 0.0000159 6.271 5.464/6.447 6.122 ± 0.6933
ea03 1342 1342/1342 1342 ± 0 6.076 5.355/6.675 6.054 ± 0.7112
ea04 1342 1342/1342 1342 ± 0 5.666 5.255/6.089 5.673 ± 0.6368
ea05 1342 1342/1342 1342 ± 0.00002341 5.788 5.496/6.536 6.024 ± 0.653
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.059 5.247/6.229 5.952 ± 0.6859
ea08 1342 1342/1342 1342 ± 0 6.539 5.614/6.806 6.336 ± 0.6618
ea09 1342 1342/1342 1342 ± 0.00001127 5.863 5.124/6.431 5.805 ± 0.6658
ea10 1342 1342/1342 1342 ± 0 5.448 5.009/6.139 5.62 ± 0.5989
ea11 1342 1342/1342 1342 ± 0.00003245 5.494 4.944/6.189 5.576 ± 0.723
ea12 1342 1342/1342 1342 ± 0 5.508 5.345/6.335 5.762 ± 0.6161
ea13 1342 1342/1342 1342 ± 0 6.003 5.424/6.243 5.952 ± 0.5461
ea14 1342 1342/1342 1342 ± 0.00002687 6.025 5.581/6.648 6.166 ± 0.616
ea15 1342 1342/1342 1342 ± 0.00002838 6.164 5.455/6.51 6.088 ± 0.71
ea16 1342 1342/1342 1342 ± 0 6.012 5.558/6.709 6.141 ± 0.7079
ea17 1342 1342/1342 1342 ± 0 6.264 5.684/7.031 6.232 ± 0.7714
ea18 1342 1342/1342 1342 ± 0 6.643 5.744/7.039 6.429 ± 0.6618
ea19 1342 1342/1342 1342 ± 0 5.723 5.277/6.478 5.895 ± 0.6093
ea20 1342 1342/1342 1342 ± 0 6.328 5.73/6.756 6.292 ± 0.6473
ea21 1342 1342/1342 1342 ± 0 5.506 5.089/6.004 5.593 ± 0.5367
ea22 1342 1342/1342 1342 ± 0 6.6 5.752/7.026 6.455 ± 0.693
ea23 1342 1342/1342 1342 ± 0.00001092 5.898 5.64/6.434 6.086 ± 0.6658
ea24 1342 1342/1342 1342 ± 0 5.978 5.156/6.377 5.803 ± 0.6032
ea25 1342 1342/1342 1342 ± 0 6.498 5.595/6.875 6.387 ± 0.8106
ea27 1342 1342/1342 1342 ± 0 5.705 5.328/6.51 5.902 ± 0.619
ea28 1342 1342/1342 1342 ± 0 6.286 5.641/6.869 6.248 ± 0.6663
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 ± 0.00002373 5.378 5.145/5.451 5.312 ± 0.227
5 1342 1342/1342 1342 ± 0.00003059 5.077 4.873/5.379 5.12 ± 0.3623
6 1342 1342/1342 1342 ± 0.00002373 5.222 5.012/5.479 5.239 ± 0.303
7 1342 1342/1342 1342 ± 0.00002373 5.409 5.254/5.539 5.384 ± 0.2259
8 1342 1342/1342 1342 ± 0.00002373 5.34 5.189/5.581 5.354 ± 0.2459
9 1342 1342/1342 1342 ± 0.00002373 5.644 5.494/5.915 5.683 ± 0.2759
10 1342 1342/1342 1342 ± 0.00002373 6.152 5.965/6.286 6.134 ± 0.2435
11 1342 1342/1342 1342 ± 0.00002373 6.42 6.19/6.576 6.371 ± 0.2659
12 1342 1342/1342 1342 ± 0.00002373 6.443 6.243/6.713 6.518 ± 0.3004
13 1342 1342/1342 1342 ± 0.00002354 7.051 6.642/7.224 6.951 ± 0.3222
14 1342 1342/1342 1342 ± 0.00002373 7.113 6.884/7.362 7.091 ± 0.3168
15 1342 1342/1342 1342 ± 0.00002373 6.776 6.522/7.043 6.759 ± 0.3495
16 1342 1342/1342 1342 ± 0.0000375 6.042 5.678/6.317 6.021 ± 0.4098
17 1342 1342/1342 1342 ± 0.00003603 6.02 5.724/6.318 6.004 ± 0.3903
overwrite_modelcol
False
vis
VLASS3.2.sb45478884.eb45758950.60430.75354622686_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2025-08-01 02:25:52.224
End
2025-08-01 02:49:45.562
Duration
0:23:53.338
Note, WebLog generation is not included in the time.

CASA logs for stage 8