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

Statwt Summary Plot

VLASS2.2.sb40528187.eb40882891.59510.17895375_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 6.273 5.676/6.622 6.207 ± 0.6106
ea02 1342 1342/1342 1342 ± 0.00002955 6.147 5.429/6.662 6.028 ± 0.8851
ea03 1342 1342/1342 1342 ± 0.000005422 5.57 5.131/6.403 5.715 ± 0.8155
ea04 1342 1342/1342 1342 ± 0 5.812 5.277/6.536 5.931 ± 0.6386
ea06 1342 1342/1342 1342 ± 0 6.433 5.622/6.608 6.205 ± 0.6205
ea07 1342 1342/1342 1342 ± 0 6.058 5.486/6.434 6.075 ± 0.6503
ea08 1342 1342/1342 1342 ± 0 6.182 5.665/6.8 6.293 ± 0.7411
ea09 1342 1342/1342 1342 ± 0 6.019 5.382/6.76 6.091 ± 0.702
ea10 1342 1342/1342 1342 ± 0 6.048 5.473/6.73 6.047 ± 0.7424
ea11 1342 1342/1342 1342 ± 0 6.245 5.445/6.728 6.168 ± 0.7828
ea12 1342 1342/1342 1342 ± 0 6.043 5.54/6.641 6.173 ± 0.7343
ea13 1342 1342/1342 1342 ± 0 5.85 5.774/6.36 6.018 ± 0.5341
ea14 1342 1342/1342 1342 ± 0 6.381 5.635/6.796 6.334 ± 0.7179
ea15 1342 1342/1342 1342 ± 0 5.686 5.044/6.047 5.618 ± 0.7133
ea16 1342 1342/1342 1342 ± 0 6.149 5.698/6.762 6.27 ± 0.7349
ea17 1342 1342/1342 1342 ± 0 6.499 6.132/7.325 6.716 ± 0.7067
ea18 1342 1342/1342 1342 ± 0 4.498 4.211/4.884 4.576 ± 0.4376
ea19 1342 1342/1342 1342 ± 0 6.256 5.73/6.884 6.374 ± 0.7352
ea20 1342 1342/1342 1342 ± 0 6.005 5.631/6.683 6.102 ± 0.7603
ea21 1342 1342/1342 1342 ± 0 5.958 5.562/6.572 6.096 ± 0.6447
ea22 1342 1342/1342 1342 ± 0 6.347 5.502/6.764 6.175 ± 0.7378
ea23 1342 1342/1342 1342 ± 0 6.143 5.651/6.659 6.213 ± 0.7685
ea24 1342 1342/1342 1342 ± 0 5.917 5.153/6.36 5.769 ± 0.5848
ea25 1342 1342/1342 1342 ± 0 6.595 5.71/7.054 6.491 ± 0.8291
ea26 1342 1342/1342 1342 ± 0 6.38 5.788/7.175 6.455 ± 0.7253
ea27 1342 1342/1342 1342 ± 0 5.941 5.456/6.831 6.086 ± 0.79
ea28 1342 1342/1342 1342 ± 0 6.152 5.732/6.875 6.335 ± 0.7912
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 ± 0.00002308 5.599 5.397/5.847 5.552 ± 0.3357
3 1342 1342/1342 1342 ± 0.00002664 4.942 4.627/5.278 4.918 ± 0.5684
4 1342 1342/1342 1342 ± 0.00002416 5.391 5.118/5.548 5.332 ± 0.4372
5 1342 1342/1342 1342 ± 0.00002308 5.618 5.329/5.699 5.501 ± 0.3754
6 1342 1342/1342 1342 ± 0.00002308 5.531 5.326/5.676 5.454 ± 0.325
7 1342 1342/1342 1342 ± 0.00002308 5.609 5.379/5.711 5.53 ± 0.3296
8 1342 1342/1342 1342 ± 0.00002308 5.495 5.304/5.745 5.484 ± 0.3681
9 1342 1342/1342 1342 ± 0.00002308 5.898 5.679/6.063 5.81 ± 0.392
10 1342 1342/1342 1342 ± 0.00002308 6.375 6.192/6.495 6.262 ± 0.4079
11 1342 1342/1342 1342 ± 0.00002308 6.61 6.36/6.737 6.497 ± 0.4186
12 1342 1342/1342 1342 ± 0.00002308 6.752 6.518/6.788 6.641 ± 0.4477
13 1342 1342/1342 1342 ± 0.00002308 7.172 6.967/7.427 7.13 ± 0.4868
14 1342 1342/1342 1342 ± 0.00002308 7.413 7.261/7.664 7.349 ± 0.494
15 1342 1342/1342 1342 ± 0.00002308 7.06 6.911/7.258 7.006 ± 0.4631
16 1342 1342/1342 1342 ± 0.00002308 6.343 6.203/6.645 6.356 ± 0.4443
17 1342 1342/1342 1342 ± 0.00002308 6.375 6.133/6.566 6.31 ± 0.4304
vis
VLASS2.2.sb40528187.eb40882891.59510.17895375_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2025-05-23 10:38:20.758
End
2025-05-23 11:19:35.194
Duration
0:41:14.436
Note, WebLog generation is not included in the time.

CASA logs for stage 8