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

Statwt Summary Plot

VLASS2.1.sb38610195.eb38638028.59101.102248043986_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 5.942 5.394/6.18 5.833 ± 0.6164
ea02 1342 1342/1342 1342 ± 0.00001496 5.894 5.48/6.535 6.075 ± 0.6944
ea04 1342 1342/1342 1342 ± 0 5.647 5.151/6.199 5.744 ± 0.6119
ea05 1342 1342/1342 1342 ± 0 5.987 5.396/6.481 5.905 ± 0.628
ea06 1342 1342/1342 1342 ± 0 4.888 4.717/5.273 4.982 ± 0.3479
ea07 1342 1342/1342 1342 ± 0 6.274 5.565/6.442 6.208 ± 0.6371
ea08 1342 1342/1342 1342 ± 0 5.926 5.589/6.706 6.177 ± 0.6947
ea09 1342 1342/1342 1342 ± 0 5.832 5.312/6.405 5.938 ± 0.66
ea10 1342 1342/1342 1342 ± 0 6.117 5.422/6.685 6.073 ± 0.7162
ea11 1342 1342/1342 1342 ± 0 6.047 5.271/6.553 6.021 ± 0.7106
ea12 1342 1342/1342 1342 ± 0 5.717 5.456/6.461 6.044 ± 0.6931
ea13 1342 1342/1342 1342 ± 0 6.323 5.81/6.41 6.21 ± 0.4886
ea14 1342 1342/1342 1342 ± 0 6.048 5.314/6.519 6 ± 0.7188
ea15 1342 1342/1342 1342 ± 0 5.865 5.198/6.396 5.91 ± 0.7324
ea16 1342 1342/1342 1342 ± 0 6.337 5.739/6.957 6.465 ± 0.7944
ea17 1342 1342/1342 1342 ± 0.000001105 6.099 5.734/6.736 6.29 ± 0.707
ea18 1342 1342/1342 1342 ± 0 5.181 4.774/5.676 5.264 ± 0.5362
ea19 1342 1342/1342 1342 ± 0 6.399 5.7/6.99 6.434 ± 0.7332
ea20 1342 1342/1342 1342 ± 0 6.41 5.763/6.985 6.375 ± 0.6535
ea21 1342 1342/1342 1342 ± 0 5.992 5.46/6.471 6.014 ± 0.6066
ea22 1342 1342/1342 1342 ± 0 5.456 5.261/6.185 5.744 ± 0.6587
ea23 1342 1342/1342 1342 ± 0 6.302 5.598/6.725 6.281 ± 0.7307
ea25 1342 1342/1342 1342 ± 0 5.532 5.248/6.266 5.738 ± 0.5978
ea26 1342 1342/1342 1342 ± 0 6.375 5.703/7.024 6.362 ± 0.692
ea27 1342 1342/1342 1342 ± 0.000004802 5.72 5.366/6.536 5.858 ± 0.6599
ea28 1342 1342/1342 1342 ± 0.000024 5.78 5.474/6.491 5.983 ± 0.6831
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 5.407 5.245/5.695 5.451 ± 0.2842
3 1342 1342/1342 1342 ± 0.0000384 5.025 4.87/5.157 5.029 ± 0.253
4 1342 1342/1342 1342 ± 0.00002416 5.423 5.097/5.541 5.319 ± 0.3371
5 1342 1342/1342 1342 ± 0.00002348 5.491 5.226/5.724 5.451 ± 0.3353
6 1342 1342/1342 1342 ± 0.00002348 5.377 5.184/5.538 5.359 ± 0.3005
7 1342 1342/1342 1342 ± 0.00002348 5.426 5.265/5.605 5.42 ± 0.2805
8 1342 1342/1342 1342 ± 0.00002348 5.449 5.176/5.562 5.386 ± 0.3105
9 1342 1342/1342 1342 ± 0.00002348 5.694 5.51/5.983 5.672 ± 0.3439
10 1342 1342/1342 1342 ± 0.00002348 6.169 5.986/6.355 6.108 ± 0.3363
11 1342 1342/1342 1342 ± 0.00002348 6.365 6.274/6.593 6.338 ± 0.3523
12 1342 1342/1342 1342 ± 0.00002393 6.541 6.284/6.734 6.451 ± 0.4941
13 1342 1342/1342 1342 ± 0.00002348 7.032 6.812/7.201 6.996 ± 0.4343
14 1342 1342/1342 1342 ± 0.00002348 7.253 7.013/7.529 7.211 ± 0.4752
15 1342 1342/1342 1342 ± 0.00002381 6.906 6.706/7.16 6.825 ± 0.4767
16 1342 1342/1342 1342 ± 0.00002576 6.213 5.887/6.506 6.164 ± 0.4391
17 1342 1342/1342 1342 ± 0.00002807 6.186 5.919/6.415 6.146 ± 0.4175
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38610195.eb38638028.59101.102248043986_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-01-08 11:28:57.699
End
2025-01-08 12:31:47.071
Duration
1:02:49.372
Note, WebLog generation is not included in the time.

CASA logs for stage 8