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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.667 5.306/6.084 5.738 ± 0.5366
ea02 1342 1342/1342 1342 ± 0 5.9 5.325/6.414 5.952 ± 0.6509
ea04 1342 1342/1342 1342 ± 0 5.488 5.123/6.094 5.649 ± 0.5721
ea05 1342 1342/1342 1342 ± 0 5.684 5.254/6.215 5.784 ± 0.595
ea06 1342 1342/1342 1342 ± 0 5.004 4.763/5.407 5.077 ± 0.4016
ea07 1342 1342/1342 1342 ± 0 5.875 5.426/6.22 5.954 ± 0.5636
ea08 1342 1342/1342 1342 ± 0 5.895 5.482/6.602 6.091 ± 0.6761
ea09 1342 1342/1342 1342 ± 0 5.641 5.113/6.19 5.718 ± 0.6491
ea11 1342 1342/1342 1342 ± 0 5.811 5.242/6.344 5.835 ± 0.645
ea12 1342 1342/1342 1342 ± 0 5.814 5.371/6.401 5.983 ± 0.643
ea13 1342 1342/1342 1342 ± 0 6.081 5.702/6.411 6.13 ± 0.5112
ea14 1342 1342/1342 1342 ± 0 5.769 5.249/6.314 5.797 ± 0.6268
ea15 1342 1342/1342 1342 ± 0 5.541 5.079/6.138 5.681 ± 0.6671
ea16 1342 1342/1342 1342 ± 0 6.078 5.593/6.518 6.161 ± 0.6981
ea17 1342 1342/1342 1342 ± 0.000002665 6.028 5.52/6.742 6.11 ± 0.617
ea18 1342 1342/1342 1342 ± 0 5.058 4.746/5.504 5.15 ± 0.513
ea19 1342 1342/1342 1342 ± 0 6.153 5.501/6.677 6.102 ± 0.636
ea20 1342 1342/1342 1342 ± 0 6.116 5.707/6.745 6.249 ± 0.6505
ea21 1342 1342/1342 1342 ± 0 5.611 5.342/6.277 5.801 ± 0.5686
ea22 1342 1342/1342 1342 ± 0 5.687 5.264/6.292 5.795 ± 0.6363
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.503 5.181/5.998 5.624 ± 0.5695
ea26 1342 1342/1342 1342 ± 0 6.056 5.571/6.631 6.122 ± 0.7011
ea27 1342 1342/1342 1342 ± 0.0000379 5.685 5.267/6.383 5.793 ± 0.605
ea28 1342 1342/1342 1342 ± 0 5.639 5.343/6.376 5.861 ± 0.6371
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 5.4 5.227/5.595 5.407 ± 0.2468
3 1342 1342/1342 1342 ± 0.0000245 5.095 4.983/5.393 5.169 ± 0.2658
4 1342 1342/1342 1342 ± 0.00002491 5.284 5.105/5.416 5.208 ± 0.3426
5 1342 1342/1342 1342 ± 0.00002441 5.329 5.084/5.477 5.3 ± 0.3154
6 1342 1342/1342 1342 ± 0.00002441 5.298 5.046/5.449 5.244 ± 0.2898
7 1342 1342/1342 1342 ± 0.00002441 5.295 5.171/5.498 5.31 ± 0.2491
8 1342 1342/1342 1342 ± 0.00002441 5.345 5.101/5.456 5.275 ± 0.2762
9 1342 1342/1342 1342 ± 0.00002441 5.583 5.394/5.838 5.559 ± 0.3072
10 1342 1342/1342 1342 ± 0.00002441 6.029 5.89/6.203 5.996 ± 0.3046
11 1342 1342/1342 1342 ± 0.00002441 6.275 6.124/6.36 6.206 ± 0.3166
12 1342 1342/1342 1342 ± 0.00002441 6.391 6.225/6.547 6.372 ± 0.3453
13 1342 1342/1342 1342 ± 0.00002441 6.823 6.672/7.039 6.796 ± 0.3599
14 1342 1342/1342 1342 ± 0.00002441 7.034 6.841/7.245 6.976 ± 0.4049
15 1342 1342/1342 1342 ± 0.00002441 6.63 6.443/6.875 6.577 ± 0.3839
16 1342 1342/1342 1342 ± 0.00003344 5.99 5.89/6.258 6.003 ± 0.3255
17 1342 1342/1342 1342 ± 0.00003194 6.022 5.879/6.237 6.002 ± 0.3224
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
Start time
2024-12-13 08:50:38.188
End
2024-12-13 09:56:06.379
Duration
1:05:28.191
Note, WebLog generation is not included in the time.

CASA logs for stage 8