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

Statwt Summary Plot

VLASS2.1.sb38620321.eb38711360.59131.8760765162_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 5.702 5.368/6.127 5.803 ± 0.5523
ea02 1342 1342/1342 1342 ± 0 5.901 5.543/6.698 6.107 ± 0.6884
ea03 1342 1342/1342 1342 ± 0 5.467 4.9/6.061 5.512 ± 0.6456
ea04 1342 1342/1342 1342 ± 0 5.437 5.145/6.074 5.628 ± 0.5495
ea05 1342 1342/1342 1342 ± 0 5.67 5.187/6.195 5.762 ± 0.6125
ea06 1342 1342/1342 1342 ± 0 5.18 4.966/5.666 5.298 ± 0.4144
ea07 1342 1342/1342 1342 ± 0 5.931 5.41/6.168 5.937 ± 0.5654
ea08 1342 1342/1342 1342 ± 0 5.94 5.713/6.802 6.249 ± 0.6975
ea09 1342 1342/1342 1342 ± 0 5.864 5.351/6.439 5.914 ± 0.6503
ea10 1342 1342/1342 1342 ± 0 5.892 5.292/6.613 5.941 ± 0.667
ea11 1342 1342/1342 1342 ± 0 6.019 5.393/6.527 6.055 ± 0.6811
ea12 1342 1342/1342 1342 ± 0 5.813 5.405/6.34 5.945 ± 0.5952
ea13 1342 1342/1342 1342 ± 0 6.3 5.994/6.594 6.388 ± 0.4896
ea15 1342 1342/1342 1342 ± 0 5.734 5.384/6.375 5.937 ± 0.6809
ea16 1342 1342/1342 1342 ± 0 5.989 5.564/6.688 6.158 ± 0.7397
ea17 1342 1342/1342 1342 ± 0 6.287 5.908/6.833 6.416 ± 0.6948
ea18 1342 1342/1342 1342 ± 0 5.015 4.704/5.491 5.12 ± 0.5165
ea19 1342 1342/1342 1342 ± 0 5.716 5.294/6.383 5.896 ± 0.6474
ea20 1342 1342/1342 1342 ± 0 5.928 5.548/6.603 6.061 ± 0.5971
ea21 1342 1342/1342 1342 ± 0 5.647 5.271/6.173 5.762 ± 0.5905
ea22 1342 1342/1342 1342 ± 0 5.698 5.345/6.522 5.926 ± 0.6833
ea23 1342 1342/1342 1342 ± 0 5.926 5.342/6.358 6.009 ± 0.6832
ea24 1342 1342/1342 1342 ± 0 5.827 5.553/6.728 6.034 ± 0.6326
ea25 1342 1342/1342 1342 ± 0 5.499 5.34/6.224 5.779 ± 0.5782
ea26 1342 1342/1342 1342 ± 0 6.244 5.878/6.914 6.401 ± 0.7098
ea27 1342 1342/1342 1342 ± 0.00002011 5.533 5.328/6.401 5.789 ± 0.5943
ea28 1342 1342/1342 1342 ± 0.00001417 5.525 5.304/6.293 5.772 ± 0.6518
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 ± 0.00002306 5.377 5.233/5.644 5.396 ± 0.3051
3 1342 1342/1342 1342 ± 0.00002306 5.207 4.983/5.406 5.185 ± 0.301
4 1342 1342/1342 1342 ± 0.00002439 5.278 5.101/5.422 5.285 ± 0.3665
5 1342 1342/1342 1342 ± 0.00002306 5.288 5.164/5.531 5.349 ± 0.3411
6 1342 1342/1342 1342 ± 0.00002348 5.39 5.259/5.569 5.391 ± 0.3233
7 1342 1342/1342 1342 ± 0.00002306 5.387 5.264/5.563 5.399 ± 0.2911
8 1342 1342/1342 1342 ± 0.00002306 5.326 5.151/5.536 5.343 ± 0.3081
9 1342 1342/1342 1342 ± 0.00002306 5.61 5.459/5.879 5.639 ± 0.3351
10 1342 1342/1342 1342 ± 0.00002306 6.077 5.932/6.326 6.08 ± 0.3358
11 1342 1342/1342 1342 ± 0.00002306 6.339 6.122/6.576 6.305 ± 0.3367
12 1342 1342/1342 1342 ± 0.00002306 6.515 6.226/6.659 6.453 ± 0.3708
13 1342 1342/1342 1342 ± 0.00002306 6.918 6.742/7.045 6.883 ± 0.3647
14 1342 1342/1342 1342 ± 0.00002306 7.097 6.854/7.331 7.065 ± 0.406
15 1342 1342/1342 1342 ± 0.00002306 6.706 6.505/6.925 6.69 ± 0.4
16 1342 1342/1342 1342 ± 0.00002557 6.011 5.729/6.271 5.996 ± 0.3495
17 1342 1342/1342 1342 ± 0.00002729 6.015 5.814/6.251 6.005 ± 0.3284
vis
VLASS2.1.sb38620321.eb38711360.59131.8760765162_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-18 01:59:50.895
End
2024-12-18 02:41:42.650
Duration
0:41:51.754
Note, WebLog generation is not included in the time.

CASA logs for stage 8