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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.451 5.39/6.23 5.792 ± 0.6299
ea02 1342 1342/1342 1342 ± 0.0000415 5.847 5.514/6.661 6.074 ± 0.7034
ea03 1342 1342/1342 1342 ± 0.000005815 5.421 4.915/6.149 5.546 ± 0.6322
ea04 1342 1342/1342 1342 ± 0 5.688 5.262/6.202 5.749 ± 0.5688
ea05 1342 1342/1342 1342 ± 0 6.152 5.504/6.596 5.967 ± 0.7037
ea06 1342 1342/1342 1342 ± 0 4.793 4.555/4.886 4.715 ± 0.2323
ea07 1342 1342/1342 1342 ± 0 6.11 5.604/6.415 6.146 ± 0.6245
ea08 1342 1342/1342 1342 ± 0.00002508 5.897 5.629/6.847 6.182 ± 0.7499
ea09 1342 1342/1342 1342 ± 0.00001811 5.824 5.353/6.668 5.922 ± 0.7373
ea10 1342 1342/1342 1342 ± 0 5.995 5.435/6.821 6.087 ± 0.7086
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.989 5.365/6.425 5.957 ± 0.696
ea13 1342 1342/1342 1342 ± 0.00001013 6.05 5.926/6.588 6.233 ± 0.7036
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0 6.1 5.527/6.523 6.098 ± 0.6855
ea16 1342 1342/1342 1342 ± 0 6.413 5.827/6.962 6.424 ± 0.809
ea17 1342 1342/1342 1342 ± 0 6.565 5.954/7.201 6.586 ± 0.6777
ea18 1342 1342/1342 1342 ± 0 5.102 4.711/5.559 5.139 ± 0.5124
ea19 1342 1342/1342 1342 ± 0 6.212 5.535/6.722 6.135 ± 0.6341
ea20 1342 1342/1342 1342 ± 0 6.031 5.549/6.676 6.037 ± 0.6916
ea21 1342 1342/1342 1342 ± 0 6.026 5.589/6.582 6.055 ± 0.6396
ea22 1342 1342/1342 1342 ± 0.00002544 5.511 5.409/6.454 5.866 ± 0.6314
ea23 1342 1342/1342 1342 ± 0 6.221 5.661/6.7 6.218 ± 0.6968
ea24 1342 1342/1342 1342 ± 0.00002587 5.827 5.601/6.786 6.056 ± 0.7373
ea25 1342 1342/1342 1342 ± 0 5.77 5.385/6.298 5.851 ± 0.6222
ea26 1342 1342/1342 1342 ± 0.00001018 6.102 5.812/7.184 6.37 ± 0.7737
ea27 1342 1342/1342 1342 ± 0 5.661 5.477/6.53 5.9 ± 0.6311
ea28 1342 1342/1342 1342 ± 0.0000162 5.511 5.307/6.347 5.753 ± 0.6685
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 ± 0.0000236 5.549 5.329/5.647 5.46 ± 0.2929
4 1342 1342/1342 1342 ± 0.00002572 4.748 4.494/4.886 4.699 ± 0.2527
5 1342 1342/1342 1342 ± 0.0000236 5.469 5.282/5.693 5.467 ± 0.3434
6 1342 1342/1342 1342 ± 0.0000236 5.483 5.307/5.658 5.426 ± 0.3242
7 1342 1342/1342 1342 ± 0.0000236 5.5 5.349/5.604 5.457 ± 0.3029
8 1342 1342/1342 1342 ± 0.0000236 5.408 5.238/5.593 5.385 ± 0.3358
9 1342 1342/1342 1342 ± 0.0000236 5.652 5.469/6.012 5.671 ± 0.3708
10 1342 1342/1342 1342 ± 0.00002406 6.206 5.989/6.413 6.185 ± 0.3425
11 1342 1342/1342 1342 ± 0.00002406 6.489 6.252/6.591 6.409 ± 0.328
12 1342 1342/1342 1342 ± 0.00002406 6.588 6.412/6.71 6.572 ± 0.3567
13 1342 1342/1342 1342 ± 0.00002406 7.019 6.812/7.082 6.974 ± 0.3606
14 1342 1342/1342 1342 ± 0.00002406 7.171 6.969/7.419 7.174 ± 0.392
15 1342 1342/1342 1342 ± 0.00002406 6.767 6.597/7.013 6.755 ± 0.3608
16 1342 1342/1342 1342 ± 0.00004104 6.027 5.69/6.221 5.999 ± 0.4024
17 1342 1342/1342 1342 ± 0.00003185 6.041 5.8/6.27 6.036 ± 0.3891
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
datacolumn
residual_data
Start time
2025-01-11 02:46:12.769
End
2025-01-11 03:45:07.267
Duration
0:58:54.498
Note, WebLog generation is not included in the time.

CASA logs for stage 8