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

Statwt Summary Plot

VLASS2.2.sb40493634.eb40941789.59520.06707907407_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 5.887 5.667/6.598 6.159 ± 0.6146
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.833 5.283/6.647 5.976 ± 0.6685
ea06 1342 1342/1342 1342 ± 0 6.118 5.496/6.455 6.054 ± 0.5851
ea07 1342 1342/1342 1342 ± 0 6.16 5.495/6.439 6.09 ± 0.6296
ea08 1342 1342/1342 1342 ± 0.00003105 5.957 5.683/6.71 6.217 ± 0.6489
ea09 1342 1342/1342 1342 ± 0.00002092 5.892 5.385/6.703 6.011 ± 0.6895
ea10 1342 1342/1342 1342 ± 0.00001145 6.097 5.471/6.822 6.183 ± 0.648
ea11 1342 1342/1342 1342 ± 0 6.046 5.425/6.627 6.117 ± 0.6806
ea12 1342 1342/1342 1342 ± 0 6.211 5.593/6.679 6.223 ± 0.6662
ea13 1342 1342/1342 1342 ± 0.00002587 5.872 5.771/6.421 6.123 ± 0.5092
ea14 1342 1342/1342 1342 ± 0 6.412 5.775/6.917 6.444 ± 0.7219
ea15 1342 1342/1342 1342 ± 0 5.699 5.087/6.088 5.637 ± 0.6431
ea16 1342 1342/1342 1342 ± 0 6.433 5.722/6.878 6.435 ± 0.7693
ea17 1342 1342/1342 1342 ± 0 6.572 5.918/7.348 6.629 ± 0.7266
ea18 1342 1342/1342 1342 ± 0 5.085 4.681/5.507 5.104 ± 0.5214
ea19 1342 1342/1342 1342 ± 0 6.547 5.813/7.096 6.525 ± 0.7086
ea20 1342 1342/1342 1342 ± 0.00000545 6.01 5.75/6.932 6.252 ± 0.6525
ea21 1342 1342/1342 1342 ± 0 6.205 5.571/6.61 6.172 ± 0.6362
ea22 1342 1342/1342 1342 ± 0 6.263 5.475/6.698 6.117 ± 0.6819
ea23 1342 1342/1342 1342 ± 0 6.11 5.706/6.791 6.304 ± 0.6998
ea24 1342 1342/1342 1342 ± 0 5.642 5.019/6.269 5.625 ± 0.6195
ea26 1342 1342/1342 1342 ± 0.000009549 6.168 5.678/7.023 6.324 ± 0.7008
ea27 1342 1342/1342 1342 ± 0.00001423 6.085 5.598/7.014 6.235 ± 0.7386
ea28 1342 1342/1342 1342 ± 0.00001851 6.023 5.795/6.977 6.401 ± 0.7346
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 ± 0.00002441 5.548 5.446/5.723 5.536 ± 0.3006
4 1342 1342/1342 1342 ± 0.00002886 5.356 5.081/5.5 5.246 ± 0.3603
5 1342 1342/1342 1342 ± 0.00002441 5.592 5.302/5.716 5.502 ± 0.333
6 1342 1342/1342 1342 ± 0.00002441 5.509 5.326/5.688 5.474 ± 0.2795
7 1342 1342/1342 1342 ± 0.00002441 5.576 5.429/5.732 5.543 ± 0.2834
8 1342 1342/1342 1342 ± 0.00002441 5.491 5.25/5.772 5.485 ± 0.3217
9 1342 1342/1342 1342 ± 0.00002441 5.872 5.631/6.008 5.788 ± 0.3233
10 1342 1342/1342 1342 ± 0.00002441 6.336 6.222/6.43 6.248 ± 0.332
11 1342 1342/1342 1342 ± 0.00002441 6.539 6.315/6.718 6.493 ± 0.3424
12 1342 1342/1342 1342 ± 0.00002441 6.695 6.383/6.924 6.646 ± 0.3808
13 1342 1342/1342 1342 ± 0.00002441 7.109 6.94/7.414 7.115 ± 0.4083
14 1342 1342/1342 1342 ± 0.00002441 7.353 7.182/7.613 7.323 ± 0.4011
15 1342 1342/1342 1342 ± 0.00002441 6.991 6.756/7.352 6.974 ± 0.4008
16 1342 1342/1342 1342 ± 0.00002441 6.276 6.062/6.437 6.25 ± 0.3944
17 1342 1342/1342 1342 ± 0.00004502 6.108 5.88/6.402 6.16 ± 0.4067
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.2.sb40493634.eb40941789.59520.06707907407_split_split.ms
Start time
2025-04-18 17:06:28.420
End
2025-04-18 18:12:59.511
Duration
1:06:31.091
Note, WebLog generation is not included in the time.

CASA logs for stage 8