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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.593 5.246/6.041 5.68 ± 0.5457
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.492 5.116/6.073 5.641 ± 0.5643
ea05 1342 1342/1342 1342 ± 0 5.698 5.305/6.275 5.799 ± 0.5891
ea06 1342 1342/1342 1342 ± 0 5.062 4.832/5.486 5.148 ± 0.391
ea07 1342 1342/1342 1342 ± 0 5.854 5.408/6.224 5.934 ± 0.5747
ea08 1342 1342/1342 1342 ± 0 5.91 5.439/6.544 6.026 ± 0.6609
ea09 1342 1342/1342 1342 ± 0 5.728 5.157/6.357 5.752 ± 0.6218
ea10 1342 1342/1342 1342 ± 0 5.779 5.257/6.515 5.847 ± 0.6661
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.823 5.357/6.389 5.95 ± 0.6304
ea13 1342 1342/1342 1342 ± 0 5.972 5.669/6.316 6.056 ± 0.5032
ea14 1342 1342/1342 1342 ± 0 5.775 5.249/6.329 5.811 ± 0.642
ea15 1342 1342/1342 1342 ± 0 5.549 5.071/6.116 5.655 ± 0.6744
ea16 1342 1342/1342 1342 ± 0 6.085 5.631/6.576 6.181 ± 0.7158
ea17 1342 1342/1342 1342 ± 0.000006514 5.958 5.543/6.455 6.066 ± 0.6286
ea18 1342 1342/1342 1342 ± 0 5.024 4.732/5.434 5.113 ± 0.5002
ea19 1342 1342/1342 1342 ± 0 5.959 5.544/6.59 6.13 ± 0.6223
ea20 1342 1342/1342 1342 ± 0 6.109 5.733/6.763 6.224 ± 0.6508
ea21 1342 1342/1342 1342 ± 0 5.601 5.332/6.236 5.77 ± 0.5505
ea22 1342 1342/1342 1342 ± 0 5.671 5.187/6.302 5.76 ± 0.6552
ea23 1342 1342/1342 1342 ± 0 5.977 5.437/6.535 6.038 ± 0.6654
ea25 1342 1342/1342 1342 ± 0 5.514 5.177/6.126 5.631 ± 0.5681
ea26 1342 1342/1342 1342 ± 0 5.99 5.563/6.611 6.085 ± 0.6701
ea27 1342 1342/1342 1342 ± 0.00001851 5.549 5.215/6.35 5.715 ± 0.6147
ea28 1342 1342/1342 1342 ± 0 5.582 5.321/6.33 5.808 ± 0.6328
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 ± 0.00002446 5.389 5.183/5.587 5.37 ± 0.2467
3 1342 1342/1342 1342 ± 0.00002664 5.029 4.893/5.313 5.084 ± 0.2586
4 1342 1342/1342 1342 ± 0.0000246 5.098 4.949/5.323 5.115 ± 0.289
5 1342 1342/1342 1342 ± 0.00002446 5.356 5.11/5.448 5.31 ± 0.2984
6 1342 1342/1342 1342 ± 0.00002446 5.275 5.107/5.434 5.263 ± 0.2748
7 1342 1342/1342 1342 ± 0.00002446 5.342 5.195/5.455 5.334 ± 0.2445
8 1342 1342/1342 1342 ± 0.00002446 5.354 5.099/5.542 5.294 ± 0.2761
9 1342 1342/1342 1342 ± 0.00002446 5.568 5.393/5.845 5.572 ± 0.3026
10 1342 1342/1342 1342 ± 0.00002446 6.015 5.858/6.182 5.995 ± 0.2971
11 1342 1342/1342 1342 ± 0.00002446 6.278 6.128/6.468 6.22 ± 0.321
12 1342 1342/1342 1342 ± 0.00002446 6.403 6.159/6.552 6.362 ± 0.3433
13 1342 1342/1342 1342 ± 0.00002446 6.784 6.666/7.01 6.781 ± 0.3577
14 1342 1342/1342 1342 ± 0.00002446 6.959 6.785/7.245 6.94 ± 0.3888
15 1342 1342/1342 1342 ± 0.00002446 6.661 6.437/6.822 6.576 ± 0.3696
16 1342 1342/1342 1342 ± 0.00002644 5.968 5.783/6.243 5.959 ± 0.3295
17 1342 1342/1342 1342 ± 0.00002667 5.912 5.786/6.145 5.927 ± 0.306
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
Start time
2024-05-01 10:04:04.057
End
2024-05-01 11:05:56.254
Duration
1:01:52.197
Note, WebLog generation is not included in the time.

CASA logs for stage 7