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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.384 5.276/6.15 5.703 ± 0.5979
ea02 1342 1342/1342 1342 ± 0.0000416 5.852 5.412/6.709 6.035 ± 0.7505
ea04 1342 1342/1342 1342 ± 0 5.463 5.166/6.051 5.61 ± 0.5776
ea05 1342 1342/1342 1342 ± 0 5.814 5.412/6.588 5.93 ± 0.6835
ea06 1342 1342/1342 1342 ± 0 4.852 4.67/5.34 4.982 ± 0.4206
ea07 1342 1342/1342 1342 ± 0.00001799 5.898 5.522/6.34 6.087 ± 0.6569
ea08 1342 1342/1342 1342 ± 0.0000416 5.828 5.579/6.868 6.204 ± 0.7843
ea09 1342 1342/1342 1342 ± 0.00003001 5.591 5.251/6.529 5.85 ± 0.6872
ea10 1342 1342/1342 1342 ± 0.0000368 5.63 5.332/6.779 6.013 ± 0.7866
ea11 1342 1342/1342 1342 ± 0.000001379 5.844 5.281/6.684 6.029 ± 0.7941
ea12 1342 1342/1342 1342 ± 0 5.637 5.372/6.582 5.983 ± 0.7086
ea13 1342 1342/1342 1342 ± 0.00001337 5.91 5.823/6.5 6.251 ± 0.5871
ea14 1342 1342/1342 1342 ± 0 5.898 5.318/6.479 5.927 ± 0.7016
ea15 1342 1342/1342 1342 ± 0 5.731 5.406/6.432 5.954 ± 0.7191
ea16 1342 1342/1342 1342 ± 0 6.13 5.713/6.855 6.313 ± 0.7491
ea17 1342 1342/1342 1342 ± 0.00004272 5.88 5.547/7.04 6.17 ± 0.7337
ea18 1342 1342/1342 1342 ± 0 4.902 4.709/5.64 5.083 ± 0.5699
ea19 1342 1342/1342 1342 ± 0 6.142 5.609/6.85 6.263 ± 0.6773
ea20 1342 1342/1342 1342 ± 0 5.837 5.578/6.889 6.148 ± 0.745
ea21 1342 1342/1342 1342 ± 0 5.695 5.46/6.484 5.945 ± 0.6376
ea22 1342 1342/1342 1342 ± 0.00003701 5.335 5.115/6.26 5.635 ± 0.7279
ea23 1342 1342/1342 1342 ± 0 5.864 5.55/6.697 6.136 ± 0.7642
ea25 1342 1342/1342 1342 ± 0.00001113 5.566 5.26/6.464 5.824 ± 0.7172
ea26 1342 1342/1342 1342 ± 0.000006045 5.843 5.692/7.045 6.269 ± 0.7449
ea27 1342 1342/1342 1342 ± 0.0000416 5.513 5.225/6.576 5.856 ± 0.6784
ea28 1342 1342/1342 1342 ± 0.0000416 5.734 5.457/6.677 6.033 ± 0.7527
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 ± 0.00002359 5.461 5.274/5.72 5.455 ± 0.2785
4 1342 1342/1342 1342 ± 0.00002732 4.94 4.793/5.138 4.971 ± 0.3304
5 1342 1342/1342 1342 ± 0.00002359 5.463 5.207/5.628 5.448 ± 0.2959
6 1342 1342/1342 1342 ± 0.00002359 5.411 5.239/5.531 5.36 ± 0.3108
7 1342 1342/1342 1342 ± 0.00002359 5.437 5.311/5.594 5.409 ± 0.266
8 1342 1342/1342 1342 ± 0.00002359 5.455 5.232/5.596 5.397 ± 0.2976
9 1342 1342/1342 1342 ± 0.00002359 5.7 5.564/5.949 5.672 ± 0.3391
10 1342 1342/1342 1342 ± 0.00002359 6.178 6.022/6.298 6.107 ± 0.3344
11 1342 1342/1342 1342 ± 0.00002359 6.438 6.235/6.557 6.347 ± 0.3533
12 1342 1342/1342 1342 ± 0.00002359 6.581 6.406/6.713 6.464 ± 0.4991
13 1342 1342/1342 1342 ± 0.00002359 7.038 6.992/7.318 7.022 ± 0.4093
14 1342 1342/1342 1342 ± 0.00002359 7.327 7.011/7.482 7.216 ± 0.4559
15 1342 1342/1342 1342 ± 0.00002359 6.869 6.73/7.137 6.821 ± 0.5015
16 1342 1342/1342 1342 ± 0.00005709 5.457 5.233/5.705 5.443 ± 0.4082
17 1342 1342/1342 1342 ± 0.00005699 5.541 5.313/5.778 5.52 ± 0.3804
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-20 00:38:54.840
End
2024-11-20 01:33:47.706
Duration
0:54:52.866
Note, WebLog generation is not included in the time.

CASA logs for stage 8