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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.645 5.286/6.338 5.644 ± 0.8232
ea02 1342 1342/1342 1342 ± 0.00004264 6.06 5.554/6.841 6.029 ± 0.9476
ea04 1342 1342/1342 1342 ± 0.00003142 5.342 4.855/5.984 5.298 ± 0.7601
ea05 1342 1342/1342 1342 ± 0.00002841 5.313 5.022/6.488 5.637 ± 0.8631
ea06 1342 1342/1342 1342 ± 0.00003843 5.126 4.749/5.731 5.151 ± 0.6813
ea07 1342 1342/1342 1342 ± 0.00004252 5.961 5.387/6.301 5.781 ± 0.8422
ea08 1342 1342/1342 1342 ± 0.00004284 6.067 5.705/6.96 6.133 ± 1.001
ea09 1342 1342/1342 1342 ± 0.00002417 5.358 4.974/5.774 5.302 ± 0.6306
ea10 1342 1342/1342 1342 ± 0.00004213 5.274 4.821/5.988 5.273 ± 0.7447
ea11 1342 1342/1342 1342 ± 0.0000423 6.078 5.469/6.748 5.967 ± 0.9689
ea12 1342 1342/1342 1342 ± 0.00004076 5.847 5.268/6.395 5.684 ± 0.8223
ea13 1342 1342/1342 1342 ± 0.000009404 5.929 5.67/6.402 5.965 ± 0.7568
ea14 1342 1342/1342 1342 ± 0.00004174 5.711 5.262/6.657 5.858 ± 0.9182
ea15 1342 1342/1342 1342 ± 0.00002405 5.331 5.013/6.164 5.473 ± 0.8865
ea16 1342 1342/1342 1342 ± 0.00004012 5.797 5.431/6.708 5.907 ± 0.9274
ea17 1342 1342/1342 1342 ± 0.00004259 6.166 5.668/7.02 6.121 ± 0.9845
ea18 1342 1342/1342 1342 ± 0.00004302 5.233 4.778/5.841 5.152 ± 0.6905
ea19 1342 1342/1342 1342 ± 0.00001431 5.685 5.397/6.694 5.905 ± 0.8971
ea20 1342 1342/1342 1342 ± 0.00004165 6.139 5.673/6.983 6.202 ± 0.9925
ea21 1342 1342/1342 1342 ± 0.00003997 5.494 5.216/6.332 5.609 ± 0.8393
ea22 1342 1342/1342 1342 ± 0.00003469 5.48 5.224/6.5 5.691 ± 0.8433
ea23 1342 1342/1342 1342 ± 0.0000528 6.553 6.173/7.228 6.101 ± 1.231
ea24 1342 1342/1342 1342 ± 0.00001508 5.238 4.941/6.123 5.451 ± 0.7153
ea25 1342 1342/1342 1342 ± 0.00004215 5.76 5.337/6.591 5.793 ± 0.8791
ea26 1342 1342/1342 1342 ± 0.00002356 5.919 5.615/6.854 6.049 ± 0.8801
ea27 1342 1342/1342 1342 ± 0.00004238 5.673 5.242/6.485 5.706 ± 0.8301
ea28 1342 1342/1342 1342 ± 0.00004285 6.011 5.578/6.85 5.998 ± 0.9481
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 ± 0.00002352 5.676 5.242/5.964 5.593 ± 0.3967
5 1342 1342/1342 1342 ± 0.00002408 5.282 5.109/5.576 5.332 ± 0.3793
6 1342 1342/1342 1342 ± 0.00002352 5.375 5.018/5.614 5.327 ± 0.3262
7 1342 1342/1342 1342 ± 0.00002352 5.41 5.027/5.54 5.357 ± 0.317
8 1342 1342/1342 1342 ± 0.00002352 5.425 5.011/5.554 5.32 ± 0.3594
9 1342 1342/1342 1342 ± 0.00002383 5.691 5.345/5.866 5.614 ± 0.3567
10 1342 1342/1342 1342 ± 0.00002309 6.091 5.817/6.312 6.055 ± 0.3642
11 1342 1342/1342 1342 ± 0.00002309 6.35 6.122/6.606 6.33 ± 0.3567
12 1342 1342/1342 1342 ± 0.00002309 6.567 6.284/6.792 6.508 ± 0.3891
13 1342 1342/1342 1342 ± 0.00002309 6.867 6.487/7.173 6.819 ± 0.4172
14 1342 1342/1342 1342 ± 0.00002309 7.005 6.712/7.351 6.946 ± 0.4628
15 1342 1342/1342 1342 ± 0.00002479 6.639 6.323/6.842 6.54 ± 0.4304
16 1342 1342/1342 1342 ± 0.00005505 4.149 4.025/4.275 4.155 ± 0.2508
17 1342 1342/1342 1342 ± 0.00005217 4.202 4.033/4.423 4.231 ± 0.28
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-23 11:29:50.490
End
2024-11-23 12:22:41.051
Duration
0:52:50.561
Note, WebLog generation is not included in the time.

CASA logs for stage 8