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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.403 5.282/6.167 5.663 ± 0.6243
ea02 1342 1342/1342 1342 ± 0.00003502 5.943 5.341/6.626 5.99 ± 0.8346
ea04 1342 1342/1342 1342 ± 0.00003084 5.409 5.053/6.099 5.473 ± 0.6747
ea05 1342 1342/1342 1342 ± 0.00001962 5.462 5.23/6.459 5.707 ± 0.8654
ea06 1342 1342/1342 1342 ± 0.0000276 4.967 4.673/5.343 4.975 ± 0.461
ea07 1342 1342/1342 1342 ± 0.00002384 5.968 5.449/6.277 5.958 ± 0.7123
ea08 1342 1342/1342 1342 ± 0.00002558 6.188 5.736/6.928 6.318 ± 0.8301
ea09 1342 1342/1342 1342 ± 0.00002362 5.578 5.067/6.301 5.569 ± 0.8425
ea10 1342 1342/1342 1342 ± 0.00002469 5.785 5.21/6.438 5.829 ± 0.7344
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.0000289 5.619 5.297/6.527 5.817 ± 0.7414
ea13 1342 1342/1342 1342 ± 0.00001887 5.725 5.559/6.3 5.979 ± 0.8696
ea14 1342 1342/1342 1342 ± 0.00002527 5.815 5.399/6.683 6.062 ± 0.8725
ea15 1342 1342/1342 1342 ± 0.00003073 5.479 5.142/6.265 5.618 ± 0.8308
ea16 1342 1342/1342 1342 ± 0.00002425 5.933 5.554/6.755 6.094 ± 0.9897
ea17 1342 1342/1342 1342 ± 0.00002799 6.233 5.718/6.974 6.235 ± 0.7958
ea18 1342 1342/1342 1342 ± 0.00002554 5.202 4.854/5.717 5.159 ± 0.5597
ea19 1342 1342/1342 1342 ± 0.00001541 5.756 5.428/6.722 5.994 ± 0.9376
ea20 1342 1342/1342 1342 ± 0.00002729 5.887 5.754/6.782 6.153 ± 0.7586
ea21 1342 1342/1342 1342 ± 0.00002323 5.608 5.335/6.367 5.816 ± 0.8248
ea22 1342 1342/1342 1342 ± 0.00003144 5.412 5.135/6.413 5.665 ± 0.8638
ea23 1342 1342/1342 1342 ± 0.00002364 5.93 5.522/6.679 6.107 ± 0.8412
ea25 1342 1342/1342 1342 ± 0.00002685 5.618 5.253/6.406 5.754 ± 0.6784
ea27 1342 1342/1342 1342 ± 0.00002685 5.625 5.363/6.47 5.773 ± 0.7108
ea28 1342 1342/1342 1342 ± 0.00002953 5.753 5.447/6.604 5.972 ± 0.7841
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 5.427 5.232/5.672 5.432 ± 0.2664
5 1342 1342/1342 1342 ± 0.0000271 5.311 5.006/5.445 5.238 ± 0.3522
6 1342 1342/1342 1342 ± 0.00002441 5.325 5.101/5.471 5.29 ± 0.2714
7 1342 1342/1342 1342 ± 0.00002441 5.302 5.2/5.512 5.309 ± 0.2604
8 1342 1342/1342 1342 ± 0.00002441 5.357 5.145/5.48 5.306 ± 0.2997
9 1342 1342/1342 1342 ± 0.00002441 5.646 5.432/5.909 5.604 ± 0.3542
10 1342 1342/1342 1342 ± 0.00002441 6.087 5.862/6.203 6.008 ± 0.3217
11 1342 1342/1342 1342 ± 0.00002441 6.255 6.151/6.469 6.272 ± 0.3408
12 1342 1342/1342 1342 ± 0.00002441 6.503 6.283/6.674 6.465 ± 0.3638
13 1342 1342/1342 1342 ± 0.00002551 6.692 6.421/6.864 6.628 ± 0.4327
14 1342 1342/1342 1342 ± 0.00002441 6.987 6.578/7.29 6.875 ± 0.5701
15 1342 1342/1342 1342 ± 0.00003848 6.672 6.518/7.029 6.671 ± 0.5017
16 1342 1342/1342 1342 ± 0.00005284 3.779 3.649/3.931 3.796 ± 0.2328
17 1342 1342/1342 1342 ± 0.0000504 3.721 3.528/3.963 3.765 ± 0.3418
statwtmode
VLASS-SE
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-26 11:14:02.008
End
2024-11-26 12:05:10.853
Duration
0:51:08.845
Note, WebLog generation is not included in the time.

CASA logs for stage 8