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

Statwt Summary Plot

VLASS2.2.sb40879186.eb40941791.59520.340825879626_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 6.255 5.761/6.754 6.317 ± 0.6534
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.00002567 5.837 5.482/6.465 5.988 ± 0.6293
ea06 1342 1342/1342 1342 ± 0 6.114 5.549/6.566 6.095 ± 0.6266
ea07 1342 1342/1342 1342 ± 0 6.129 5.591/6.392 6.116 ± 0.5852
ea08 1342 1342/1342 1342 ± 0.000001116 6.159 5.696/6.83 6.36 ± 0.6501
ea09 1342 1342/1342 1342 ± 0 6.047 5.573/6.821 6.183 ± 0.6742
ea10 1342 1342/1342 1342 ± 0 6.206 5.731/7.012 6.344 ± 0.6549
ea11 1342 1342/1342 1342 ± 0 6.049 5.704/6.642 6.193 ± 0.6629
ea12 1342 1342/1342 1342 ± 0 6.31 5.716/6.734 6.331 ± 0.6542
ea13 1342 1342/1342 1342 ± 0 5.871 5.598/6.307 5.996 ± 0.5053
ea14 1342 1342/1342 1342 ± 0 6.541 5.862/7.016 6.55 ± 0.7416
ea15 1342 1342/1342 1342 ± 0 5.776 5.302/6.148 5.772 ± 0.5763
ea16 1342 1342/1342 1342 ± 0 6.449 5.931/6.949 6.545 ± 0.7355
ea17 1342 1342/1342 1342 ± 0 6.517 6.067/7.465 6.713 ± 0.6922
ea18 1342 1342/1342 1342 ± 0 5.099 4.699/5.548 5.162 ± 0.5194
ea19 1342 1342/1342 1342 ± 0 6.661 6.031/7.214 6.664 ± 0.7146
ea20 1342 1342/1342 1342 ± 0 6.114 5.876/7.031 6.354 ± 0.632
ea21 1342 1342/1342 1342 ± 0 5.973 5.694/6.706 6.244 ± 0.6206
ea22 1342 1342/1342 1342 ± 0 6.25 5.405/6.628 6.112 ± 0.674
ea23 1342 1342/1342 1342 ± 0 6.291 5.925/6.92 6.529 ± 0.6633
ea24 1342 1342/1342 1342 ± 0 5.972 5.222/6.509 5.843 ± 0.6312
ea26 1342 1342/1342 1342 ± 0 6.447 5.923/7.269 6.516 ± 0.7751
ea27 1342 1342/1342 1342 ± 0 6.138 5.96/7.179 6.454 ± 0.7361
ea28 1342 1342/1342 1342 ± 0 6.171 5.934/7.01 6.466 ± 0.697
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 ± 0.00002439 5.809 5.596/5.929 5.745 ± 0.3297
4 1342 1342/1342 1342 ± 0.00002813 5.355 5.08/5.526 5.311 ± 0.3519
5 1342 1342/1342 1342 ± 0.00002439 5.758 5.538/5.88 5.679 ± 0.3417
6 1342 1342/1342 1342 ± 0.00002439 5.67 5.445/5.852 5.628 ± 0.3088
7 1342 1342/1342 1342 ± 0.00002439 5.71 5.494/5.892 5.662 ± 0.3047
8 1342 1342/1342 1342 ± 0.00002439 5.645 5.386/5.819 5.595 ± 0.356
9 1342 1342/1342 1342 ± 0.00002439 5.982 5.661/6.147 5.878 ± 0.3582
10 1342 1342/1342 1342 ± 0.00002439 6.444 6.233/6.59 6.337 ± 0.3561
11 1342 1342/1342 1342 ± 0.00002439 6.643 6.392/6.857 6.588 ± 0.3823
12 1342 1342/1342 1342 ± 0.00002439 6.75 6.497/7.017 6.732 ± 0.422
13 1342 1342/1342 1342 ± 0.00002439 7.234 6.928/7.588 7.207 ± 0.4403
14 1342 1342/1342 1342 ± 0.00002439 7.501 7.242/7.78 7.437 ± 0.4325
15 1342 1342/1342 1342 ± 0.00002439 7.112 6.765/7.477 7.072 ± 0.4486
16 1342 1342/1342 1342 ± 0.00002439 6.325 6.122/6.498 6.317 ± 0.4067
17 1342 1342/1342 1342 ± 0.00002441 6.268 6.055/6.482 6.231 ± 0.3666
overwrite_modelcol
False
output_dir
 
vis
VLASS2.2.sb40879186.eb40941791.59520.340825879626_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-04-20 02:45:47.607
End
2025-04-20 03:51:29.587
Duration
1:05:41.980
Note, WebLog generation is not included in the time.

CASA logs for stage 8