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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.367 5.294/6.143 5.511 ± 0.7506
ea02 1342 1342/1342 1342 ± 0.00004273 5.956 5.446/6.545 5.834 ± 0.9561
ea04 1342 1342/1342 1342 ± 0 5.371 5.057/6.133 5.506 ± 0.7457
ea05 1342 1342/1342 1342 ± 0.00001498 5.468 5.06/6.465 5.708 ± 0.7622
ea06 1342 1342/1342 1342 ± 0 4.904 4.694/5.329 4.892 ± 0.558
ea07 1342 1342/1342 1342 ± 0.00004272 5.908 5.401/6.346 5.886 ± 0.8783
ea08 1342 1342/1342 1342 ± 0.00004295 5.95 5.538/6.738 5.98 ± 0.9858
ea09 1342 1342/1342 1342 ± 0.00001337 5.552 5.154/6.424 5.583 ± 0.8588
ea10 1342 1342/1342 1342 ± 0.00004272 5.729 5.309/6.797 5.86 ± 0.9362
ea11 1342 1342/1342 1342 ± 0.0000427 5.661 5.151/6.533 5.715 ± 0.9681
ea12 1342 1342/1342 1342 ± 0.000003532 5.654 5.33/6.569 5.807 ± 0.9788
ea13 1342 1342/1342 1342 ± 0.00001382 5.937 5.762/6.458 5.976 ± 0.7908
ea14 1342 1342/1342 1342 ± 0.00001774 5.474 5.096/6.443 5.724 ± 0.8016
ea15 1342 1342/1342 1342 ± 0 5.417 5.157/6.301 5.67 ± 0.8568
ea16 1342 1342/1342 1342 ± 0.00003306 5.916 5.527/6.876 6.122 ± 0.9542
ea17 1342 1342/1342 1342 ± 0.00004301 5.813 5.555/6.712 5.882 ± 0.9404
ea18 1342 1342/1342 1342 ± 0.0000321 5.064 4.627/5.729 5.073 ± 0.7125
ea19 1342 1342/1342 1342 ± 0.00001011 5.737 5.491/6.851 6.076 ± 0.8534
ea20 1342 1342/1342 1342 ± 0.00001596 5.89 5.705/7.113 6.072 ± 1.073
ea21 1342 1342/1342 1342 ± 0.00002704 5.488 5.345/6.346 5.742 ± 0.7555
ea22 1342 1342/1342 1342 ± 0.0000427 5.385 5.144/6.296 5.528 ± 0.867
ea23 1342 1342/1342 1342 ± 0.00004272 5.767 5.478/6.641 5.962 ± 0.9191
ea25 1342 1342/1342 1342 ± 0.00004272 5.413 5.237/6.347 5.528 ± 0.8375
ea26 1342 1342/1342 1342 ± 0.00001019 5.89 5.616/7.019 6.039 ± 0.9134
ea27 1342 1342/1342 1342 ± 0.00004295 5.56 5.188/6.503 5.659 ± 0.8426
ea28 1342 1342/1342 1342 ± 0.00004299 5.666 5.415/6.551 5.76 ± 0.8767
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 5.51 5.314/5.761 5.529 ± 0.2596
5 1342 1342/1342 1342 ± 0.00002372 5.381 5.125/5.567 5.38 ± 0.3141
6 1342 1342/1342 1342 ± 0.00002348 5.33 5.15/5.489 5.302 ± 0.2929
7 1342 1342/1342 1342 ± 0.00002348 5.351 5.223/5.514 5.355 ± 0.2769
8 1342 1342/1342 1342 ± 0.00002348 5.339 5.173/5.502 5.318 ± 0.2846
9 1342 1342/1342 1342 ± 0.00002348 5.606 5.43/5.893 5.607 ± 0.3352
10 1342 1342/1342 1342 ± 0.00002348 6.055 5.858/6.244 6.034 ± 0.3286
11 1342 1342/1342 1342 ± 0.00002348 6.354 6.224/6.5 6.313 ± 0.34
12 1342 1342/1342 1342 ± 0.00002348 6.558 6.347/6.752 6.512 ± 0.374
13 1342 1342/1342 1342 ± 0.00002348 6.89 6.622/7.03 6.834 ± 0.4109
14 1342 1342/1342 1342 ± 0.00002477 6.913 6.46/7.136 6.818 ± 0.522
15 1342 1342/1342 1342 ± 0.00002348 6.897 6.68/7.141 6.836 ± 0.4884
16 1342 1342/1342 1342 ± 0.00006059 4.124 3.955/4.397 4.191 ± 0.3103
17 1342 1342/1342 1342 ± 0.00006097 4.191 4.013/4.495 4.26 ± 0.3216
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-11-01 18:18:20.048
End
2024-11-01 19:19:55.873
Duration
1:01:35.825
Note, WebLog generation is not included in the time.

CASA logs for stage 8