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 5.491 5.379/6.238 5.668 ± 0.7595
ea02 1342 1342/1342 1342 ± 0.00004693 5.995 5.444/6.711 5.954 ± 0.9306
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.0000276 5.432 5.09/6.348 5.672 ± 0.7313
ea06 1342 1342/1342 1342 ± 0.0000296 4.676 4.513/5.264 4.793 ± 0.5303
ea07 1342 1342/1342 1342 ± 0.00004205 6.052 5.54/6.434 5.992 ± 0.8872
ea08 1342 1342/1342 1342 ± 0.00004236 6.091 5.645/6.899 6.129 ± 1.006
ea09 1342 1342/1342 1342 ± 0.00001705 5.538 5.246/6.538 5.701 ± 0.8255
ea10 1342 1342/1342 1342 ± 0.00004046 6.054 5.4/6.873 5.992 ± 0.9026
ea11 1342 1342/1342 1342 ± 0.00004007 5.768 5.279/6.573 5.853 ± 0.9045
ea12 1342 1342/1342 1342 ± 0.00003381 5.748 5.362/6.591 5.849 ± 0.92
ea13 1342 1342/1342 1342 ± 0.00001017 5.89 5.547/6.358 5.955 ± 0.7802
ea14 1342 1342/1342 1342 ± 0.00004009 5.589 5.263/6.5 5.795 ± 0.842
ea15 1342 1342/1342 1342 ± 0.00002561 5.366 5.124/6.218 5.604 ± 0.8394
ea16 1342 1342/1342 1342 ± 0.00003887 6.044 5.65/6.917 6.154 ± 0.9681
ea17 1342 1342/1342 1342 ± 0.00004174 5.99 5.533/7.132 6.05 ± 0.9465
ea18 1342 1342/1342 1342 ± 0.00003499 4.944 4.842/5.724 5.209 ± 0.5991
ea19 1342 1342/1342 1342 ± 0.00001452 5.821 5.627/6.858 6.095 ± 0.8302
ea20 1342 1342/1342 1342 ± 0.00003687 5.948 5.834/7.12 6.167 ± 0.9625
ea21 1342 1342/1342 1342 ± 0.00003808 5.663 5.35/6.415 5.791 ± 0.7933
ea22 1342 1342/1342 1342 ± 0.00003706 5.45 5.037/6.421 5.631 ± 0.8454
ea23 1342 1342/1342 1342 ± 0.00004237 5.93 5.585/6.73 6.01 ± 0.9618
ea25 1342 1342/1342 1342 ± 0.00004139 5.558 5.289/6.41 5.681 ± 0.8333
ea26 1342 1342/1342 1342 ± 0.00002466 5.875 5.705/6.944 6.092 ± 0.911
ea27 1342 1342/1342 1342 ± 0.00004087 5.667 5.271/6.692 5.799 ± 0.864
ea28 1342 1342/1342 1342 ± 0.00004214 5.681 5.485/6.649 5.889 ± 0.9223
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 ± 0.00002394 5.451 5.274/5.694 5.443 ± 0.3058
5 1342 1342/1342 1342 ± 0.00002672 5.504 5.266/5.716 5.503 ± 0.3191
6 1342 1342/1342 1342 ± 0.00002394 5.478 5.268/5.683 5.442 ± 0.313
7 1342 1342/1342 1342 ± 0.00002394 5.492 5.371/5.654 5.46 ± 0.3
8 1342 1342/1342 1342 ± 0.00002394 5.458 5.262/5.62 5.401 ± 0.3323
9 1342 1342/1342 1342 ± 0.00002394 5.675 5.409/5.958 5.642 ± 0.3846
10 1342 1342/1342 1342 ± 0.00002394 6.185 5.994/6.311 6.111 ± 0.3342
11 1342 1342/1342 1342 ± 0.00002394 6.409 6.216/6.565 6.352 ± 0.357
12 1342 1342/1342 1342 ± 0.00002394 6.573 6.413/6.786 6.546 ± 0.3949
13 1342 1342/1342 1342 ± 0.00002394 6.943 6.87/7.168 6.941 ± 0.4206
14 1342 1342/1342 1342 ± 0.00002394 7.177 6.922/7.392 7.084 ± 0.4889
15 1342 1342/1342 1342 ± 0.00002447 6.816 6.588/7.055 6.747 ± 0.4824
16 1342 1342/1342 1342 ± 0.00005538 4.256 4.136/4.379 4.251 ± 0.1887
17 1342 1342/1342 1342 ± 0.00005533 4.331 4.208/4.524 4.381 ± 0.2607
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-26 15:20:32.070
End
2024-11-26 16:11:06.710
Duration
0:50:34.640
Note, WebLog generation is not included in the time.

CASA logs for stage 8