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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.302 5.104/6.078 5.605 ± 0.6028
ea02 1342 1342/1342 1342 ± 0.00002797 5.654 5.309/6.541 5.931 ± 0.7728
ea04 1342 1342/1342 1342 ± 0.000009259 5.156 5.029/5.999 5.505 ± 0.5954
ea05 1342 1342/1342 1342 ± 0 5.419 5.287/6.47 5.811 ± 0.6706
ea06 1342 1342/1342 1342 ± 0.00001619 4.795 4.695/5.407 5.025 ± 0.4764
ea07 1342 1342/1342 1342 ± 0.00004314 5.748 5.343/6.249 5.842 ± 0.7624
ea08 1342 1342/1342 1342 ± 0.00003372 5.718 5.327/6.75 6.054 ± 0.831
ea10 1342 1342/1342 1342 ± 0.0000432 5.629 5.038/6.62 5.786 ± 0.8238
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.0000211 5.371 5.273/6.435 5.807 ± 0.7632
ea13 1342 1342/1342 1342 ± 0 5.908 5.537/6.297 6.038 ± 0.5948
ea14 1342 1342/1342 1342 ± 0.00002258 5.416 5.029/6.339 5.686 ± 0.736
ea15 1342 1342/1342 1342 ± 0.000005312 5.188 5.017/6.142 5.63 ± 0.7177
ea16 1342 1342/1342 1342 ± 0 5.813 5.325/6.812 6.056 ± 0.905
ea17 1342 1342/1342 1342 ± 0.00004315 5.678 5.316/6.665 5.958 ± 0.755
ea18 1342 1342/1342 1342 ± 0.00003706 4.846 4.678/5.645 5.11 ± 0.5603
ea19 1342 1342/1342 1342 ± 0.00001365 5.66 5.428/6.67 6.033 ± 0.7274
ea20 1342 1342/1342 1342 ± 0.0000269 5.712 5.498/6.837 6.075 ± 0.834
ea21 1342 1342/1342 1342 ± 0.0000155 5.489 5.167/6.276 5.74 ± 0.6772
ea22 1342 1342/1342 1342 ± 0 5.541 5.125/6.392 5.761 ± 0.7064
ea23 1342 1342/1342 1342 ± 0.00004167 5.698 5.32/6.57 5.934 ± 0.8082
ea25 1342 1342/1342 1342 ± 0.00004256 5.351 4.917/6.202 5.565 ± 0.7205
ea26 1342 1342/1342 1342 ± 0 5.835 5.61/6.832 6.21 ± 0.7044
ea27 1342 1342/1342 1342 ± 0.0000432 5.431 5.016/6.371 5.683 ± 0.6989
ea28 1342 1342/1342 1342 ± 0.00004207 5.471 5.271/6.512 5.824 ± 0.7785
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 ± 0.00002449 5.17 4.898/5.372 5.142 ± 0.2577
3 1342 1342/1342 1342 ± 0.00002456 5.104 4.944/5.338 5.142 ± 0.3072
5 1342 1342/1342 1342 ± 0.00002603 5.195 4.931/5.355 5.181 ± 0.2566
6 1342 1342/1342 1342 ± 0.00002449 5.361 5.103/5.497 5.31 ± 0.278
7 1342 1342/1342 1342 ± 0.00002449 5.308 5.126/5.438 5.283 ± 0.2447
8 1342 1342/1342 1342 ± 0.00002449 5.253 5.045/5.358 5.195 ± 0.2688
9 1342 1342/1342 1342 ± 0.00002449 5.469 5.336/5.671 5.44 ± 0.2797
10 1342 1342/1342 1342 ± 0.00002449 6.034 5.897/6.189 5.994 ± 0.316
11 1342 1342/1342 1342 ± 0.00002449 6.287 6.15/6.41 6.236 ± 0.3298
12 1342 1342/1342 1342 ± 0.00002449 6.453 6.241/6.611 6.395 ± 0.353
13 1342 1342/1342 1342 ± 0.00002449 6.843 6.723/7.151 6.844 ± 0.3734
14 1342 1342/1342 1342 ± 0.00002449 7.138 6.852/7.342 7.057 ± 0.4214
15 1342 1342/1342 1342 ± 0.00002449 6.632 6.35/6.837 6.551 ± 0.4518
16 1342 1342/1342 1342 ± 0.00006099 4.887 4.696/5.092 4.913 ± 0.3121
17 1342 1342/1342 1342 ± 0.00006002 5.095 4.945/5.32 5.155 ± 0.3462
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
output_dir
 
Start time
2024-12-21 16:47:40.077
End
2024-12-21 17:25:35.749
Duration
0:37:55.672
Note, WebLog generation is not included in the time.

CASA logs for stage 8