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

Statwt Summary Plot

VLASS2.1.sb38484347.eb38556700.59065.64805841435_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 5.342 5.228/6.116 5.641 ± 0.5188
ea02 1342 1342/1342 1342 ± 0.00001724 5.742 5.299/6.368 5.842 ± 0.6041
ea04 1342 1342/1342 1342 ± 0 5.298 5.066/5.861 5.48 ± 0.5166
ea05 1342 1342/1342 1342 ± 0 5.734 5.374/6.411 5.907 ± 0.583
ea06 1342 1342/1342 1342 ± 0 3.115 2.824/3.358 3.076 ± 0.384
ea07 1342 1342/1342 1342 ± 0 5.543 5.404/5.702 5.595 ± 0.2423
ea08 1342 1342/1342 1342 ± 0.000026 5.966 5.609/6.901 6.225 ± 0.6773
ea09 1342 1342/1342 1342 ± 0 5.459 4.929/5.891 5.452 ± 0.5494
ea10 1342 1342/1342 1342 ± 0.00003847 5.591 5.233/6.515 5.81 ± 0.6629
ea11 1342 1342/1342 1342 ± 0 5.902 5.309/6.47 5.907 ± 0.6678
ea12 1342 1342/1342 1342 ± 0 5.661 5.402/6.465 5.923 ± 0.6123
ea13 1342 1342/1342 1342 ± 0 6.051 5.328/6.125 5.855 ± 0.5458
ea14 1342 1342/1342 1342 ± 0 5.698 5.375/6.551 5.946 ± 0.6751
ea15 1342 1342/1342 1342 ± 0 5.701 5.204/6.216 5.756 ± 0.6012
ea16 1342 1342/1342 1342 ± 0 4.929 4.745/5.42 5.02 ± 0.442
ea17 1342 1342/1342 1342 ± 0.00004074 5.9 5.304/6.544 6.008 ± 0.71
ea18 1342 1342/1342 1342 ± 0 4.984 4.789/5.696 5.198 ± 0.5046
ea19 1342 1342/1342 1342 ± 0 6.629 6.187/6.925 6.564 ± 0.5371
ea20 1342 1342/1342 1342 ± 0 6.004 5.65/6.865 6.259 ± 0.6527
ea21 1342 1342/1342 1342 ± 0.000007674 5.703 5.392/6.433 5.915 ± 0.5949
ea22 1342 1342/1342 1342 ± 0 5.699 4.996/6.129 5.574 ± 0.5904
ea23 1342 1342/1342 1342 ± 0.00002532 5.759 5.316/6.501 5.949 ± 0.7184
ea25 1342 1342/1342 1342 ± 0.00002499 5.178 4.648/5.489 5.012 ± 0.6456
ea26 1342 1342/1342 1342 ± 0 6.033 5.413/6.555 5.967 ± 0.6441
ea27 1342 1342/1342 1342 ± 0.0000399 5.503 5.263/6.464 5.783 ± 0.6276
ea28 1342 1342/1342 1342 ± 0.00004492 6.385 5.912/6.687 6.246 ± 0.6132
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 ± 0.00002445 5.2 5.043/5.448 5.11 ± 0.6478
5 1342 1342/1342 1342 ± 0.00002445 5.196 4.99/5.365 5.074 ± 0.5717
6 1342 1342/1342 1342 ± 0.00002445 5.29 5.061/5.334 5.121 ± 0.5564
7 1342 1342/1342 1342 ± 0.00002445 5.341 5.074/5.405 5.194 ± 0.547
8 1342 1342/1342 1342 ± 0.00002445 5.233 4.955/5.592 5.211 ± 0.602
9 1342 1342/1342 1342 ± 0.00002445 5.658 5.173/5.792 5.485 ± 0.6435
10 1342 1342/1342 1342 ± 0.00002424 6.06 5.762/6.203 5.862 ± 0.6469
11 1342 1342/1342 1342 ± 0.00002408 6.323 5.912/6.467 6.085 ± 0.7125
12 1342 1342/1342 1342 ± 0.00002398 6.469 6.047/6.553 6.197 ± 0.7219
13 1342 1342/1342 1342 ± 0.00002398 6.778 6.404/7.003 6.564 ± 0.7505
14 1342 1342/1342 1342 ± 0.00002398 6.893 6.568/7.098 6.681 ± 0.7504
15 1342 1342/1342 1342 ± 0.00002424 6.423 6.159/6.577 6.262 ± 0.5931
16 1342 1342/1342 1342 ± 0.00005158 5.339 5.032/5.583 5.215 ± 0.6138
17 1342 1342/1342 1342 ± 0.00004808 5.435 5.191/5.669 5.299 ± 0.6267
vis
VLASS2.1.sb38484347.eb38556700.59065.64805841435_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-02-19 22:01:18.584
End
2025-02-19 22:29:30.069
Duration
0:28:11.485
Note, WebLog generation is not included in the time.

CASA logs for stage 8