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

Statwt Summary Plot

VLASS2.1.sb38489296.eb38554894.59062.39375707176_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 5.53 5.443/6.236 5.815 ± 0.5087
ea02 1342 1342/1342 1342 ± 0 6.192 5.548/6.59 6.157 ± 0.6239
ea04 1342 1342/1342 1342 ± 0 5.71 5.435/6.25 5.86 ± 0.5326
ea05 1342 1342/1342 1342 ± 0 6.208 5.704/6.846 6.257 ± 0.6174
ea06 1342 1342/1342 1342 ± 0 3.627 3.268/3.656 3.498 ± 0.2388
ea07 1342 1342/1342 1342 ± 0 5.601 5.547/5.684 5.644 ± 0.1914
ea08 1342 1342/1342 1342 ± 0 6.393 6.071/7.133 6.598 ± 0.671
ea09 1342 1342/1342 1342 ± 0 5.252 4.856/5.479 5.222 ± 0.3457
ea10 1342 1342/1342 1342 ± 0.00003539 5.957 5.577/6.753 6.112 ± 0.6352
ea11 1342 1342/1342 1342 ± 0 5.97 5.433/6.604 6.073 ± 0.6943
ea12 1342 1342/1342 1342 ± 0 5.838 5.688/6.684 6.186 ± 0.6184
ea13 1342 1342/1342 1342 ± 0 6.306 5.768/6.702 6.245 ± 0.5211
ea14 1342 1342/1342 1342 ± 0 5.752 5.447/6.526 5.989 ± 0.6454
ea15 1342 1342/1342 1342 ± 0 6.107 5.638/6.556 6.173 ± 0.6234
ea16 1342 1342/1342 1342 ± 0 5.048 4.825/5.522 5.165 ± 0.4473
ea17 1342 1342/1342 1342 ± 0.00003624 6.18 5.715/6.945 6.372 ± 0.67
ea18 1342 1342/1342 1342 ± 0 5.091 4.939/5.879 5.381 ± 0.5295
ea19 1342 1342/1342 1342 ± 0 6.942 6.464/7.213 6.883 ± 0.492
ea20 1342 1342/1342 1342 ± 0 6.151 5.869/6.949 6.438 ± 0.6606
ea21 1342 1342/1342 1342 ± 0 5.854 5.617/6.565 6.094 ± 0.6071
ea22 1342 1342/1342 1342 ± 0 5.975 5.271/6.34 5.85 ± 0.6078
ea23 1342 1342/1342 1342 ± 0.00000424 5.895 5.532/6.705 6.191 ± 0.7288
ea25 1342 1342/1342 1342 ± 0.0000215 5.281 4.003/5.6 4.902 ± 0.8447
ea26 1342 1342/1342 1342 ± 0 6.466 5.753/6.871 6.375 ± 0.6529
ea27 1342 1342/1342 1342 ± 0.0000388 5.847 5.443/6.652 6.058 ± 0.6152
ea28 1342 1342/1342 1342 ± 0.000005191 6.574 6.117/6.888 6.491 ± 0.6024
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 ± 0.00002498 5.478 5.226/5.675 5.425 ± 0.2951
5 1342 1342/1342 1342 ± 0.00002554 5.501 5.268/5.616 5.462 ± 0.2981
6 1342 1342/1342 1342 ± 0.00002498 5.544 5.319/5.681 5.49 ± 0.2902
7 1342 1342/1342 1342 ± 0.00002498 5.56 5.429/5.688 5.532 ± 0.3013
8 1342 1342/1342 1342 ± 0.00002498 5.561 5.302/5.745 5.494 ± 0.3514
9 1342 1342/1342 1342 ± 0.00002498 5.842 5.463/6.025 5.763 ± 0.4234
10 1342 1342/1342 1342 ± 0.00002447 6.243 5.987/6.361 6.055 ± 0.6623
11 1342 1342/1342 1342 ± 0.000024 6.506 6.122/6.606 6.142 ± 0.9483
12 1342 1342/1342 1342 ± 0.00002447 6.632 6.304/6.846 6.449 ± 0.6647
13 1342 1342/1342 1342 ± 0.0000242 7.011 6.658/7.24 6.786 ± 0.8645
14 1342 1342/1342 1342 ± 0.0000242 7.2 6.833/7.411 6.955 ± 0.8666
15 1342 1342/1342 1342 ± 0.00002469 6.83 6.547/6.944 6.649 ± 0.5262
16 1342 1342/1342 1342 ± 0.00004499 5.668 5.426/6.04 5.596 ± 0.7291
17 1342 1342/1342 1342 ± 0.0000389 5.882 5.498/6.208 5.807 ± 0.5918
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38489296.eb38554894.59062.39375707176_split_split.ms
statwtmode
VLASS-SE
Start time
2024-06-12 19:43:25.051
End
2024-06-12 20:13:35.376
Duration
0:30:10.325
Note, WebLog generation is not included in the time.

CASA logs for stage 8