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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.119 4.988/5.91 5.452 ± 0.6418
ea02 1342 1342/1342 1342 ± 0.00002382 5.687 5.151/6.527 5.851 ± 0.8014
ea04 1342 1342/1342 1342 ± 0.00003018 5.253 4.878/5.795 5.342 ± 0.6331
ea05 1342 1342/1342 1342 ± 0.000007982 5.425 4.971/6.435 5.71 ± 0.7671
ea06 1342 1342/1342 1342 ± 0.00002308 4.678 4.515/5.359 4.872 ± 0.5645
ea07 1342 1342/1342 1342 ± 0.00004344 5.519 5.179/6.17 5.71 ± 0.7531
ea08 1342 1342/1342 1342 ± 0.00004178 5.678 5.308/6.688 5.96 ± 0.8592
ea09 1342 1342/1342 1342 ± 0 5.437 5.064/6.415 5.676 ± 0.7243
ea10 1342 1342/1342 1342 ± 0.00004387 5.498 5.002/6.466 5.695 ± 0.8184
ea11 1342 1342/1342 1342 ± 0.00004377 5.345 4.904/6.226 5.53 ± 0.7912
ea12 1342 1342/1342 1342 ± 0.00002559 5.458 5.137/6.064 5.635 ± 0.778
ea13 1342 1342/1342 1342 ± 0 5.639 5.392/6.221 5.912 ± 0.6447
ea14 1342 1342/1342 1342 ± 0.00003616 5.352 5.029/6.3 5.635 ± 0.7424
ea15 1342 1342/1342 1342 ± 0.000008847 5.061 4.934/6.063 5.458 ± 0.7643
ea16 1342 1342/1342 1342 ± 0.00001239 5.738 5.301/6.691 5.958 ± 0.9392
ea17 1342 1342/1342 1342 ± 0.00004512 5.62 5.176/6.32 5.842 ± 0.8318
ea18 1342 1342/1342 1342 ± 0.00004341 4.592 4.504/5.273 4.912 ± 0.5646
ea19 1342 1342/1342 1342 ± 0.00002007 5.585 5.383/6.714 6.023 ± 0.7993
ea20 1342 1342/1342 1342 ± 0.00003529 5.672 5.551/6.614 5.93 ± 0.8423
ea21 1342 1342/1342 1342 ± 0.00002307 5.357 5.035/6.206 5.615 ± 0.7319
ea22 1342 1342/1342 1342 ± 0.000005078 5.258 4.93/6.177 5.588 ± 0.6918
ea23 1342 1342/1342 1342 ± 0.00003906 5.511 5.152/6.457 5.782 ± 0.8375
ea25 1342 1342/1342 1342 ± 0.00004486 5.296 4.967/5.986 5.465 ± 0.743
ea26 1342 1342/1342 1342 ± 0 5.549 5.44/6.864 6.058 ± 0.8024
ea27 1342 1342/1342 1342 ± 0.00004351 5.268 4.94/6.27 5.514 ± 0.7425
ea28 1342 1342/1342 1342 ± 0.000044 5.418 5.21/6.276 5.713 ± 0.7746
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 ± 0.00002358 5.122 4.96/5.44 5.162 ± 0.2903
5 1342 1342/1342 1342 ± 0.00003523 5.372 5.215/5.713 5.414 ± 0.4199
6 1342 1342/1342 1342 ± 0.00002358 5.206 4.955/5.349 5.14 ± 0.2877
7 1342 1342/1342 1342 ± 0.00002358 5.15 4.979/5.34 5.154 ± 0.2618
8 1342 1342/1342 1342 ± 0.00002358 5.165 4.944/5.265 5.101 ± 0.2792
9 1342 1342/1342 1342 ± 0.00002358 5.35 5.157/5.544 5.316 ± 0.3019
10 1342 1342/1342 1342 ± 0.00002358 5.905 5.805/6.109 5.897 ± 0.3068
11 1342 1342/1342 1342 ± 0.00002358 6.212 6.062/6.344 6.163 ± 0.3301
12 1342 1342/1342 1342 ± 0.00002358 6.377 6.16/6.536 6.338 ± 0.3512
13 1342 1342/1342 1342 ± 0.00002358 6.78 6.651/7.017 6.764 ± 0.371
14 1342 1342/1342 1342 ± 0.00002358 6.973 6.793/7.239 6.946 ± 0.4022
15 1342 1342/1342 1342 ± 0.00002852 6.186 5.849/6.67 6.216 ± 0.5926
16 1342 1342/1342 1342 ± 0.000061 4.516 4.34/4.701 4.53 ± 0.2576
17 1342 1342/1342 1342 ± 0.00006103 4.768 4.607/4.972 4.801 ± 0.2816
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
Start time
2024-12-04 06:37:11.578
End
2024-12-04 07:07:27.611
Duration
0:30:16.032
Note, WebLog generation is not included in the time.

CASA logs for stage 8