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

Statwt Summary Plot

VLASS2.1.sb38610763.eb38659643.59111.9147512037_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 5.583 5.348/5.984 5.729 ± 0.5471
ea02 1342 1342/1342 1342 ± 0 5.543 5.238/6.25 5.745 ± 0.6666
ea04 1342 1342/1342 1342 ± 0 5.248 4.947/5.848 5.428 ± 0.5264
ea05 1342 1342/1342 1342 ± 0 5.519 5.108/5.906 5.566 ± 0.5521
ea06 1342 1342/1342 1342 ± 0 4.956 4.725/5.385 5.059 ± 0.3911
ea07 1342 1342/1342 1342 ± 0 5.997 5.471/6.191 5.984 ± 0.5675
ea08 1342 1342/1342 1342 ± 0.000001165 5.792 5.516/6.604 6.067 ± 0.6927
ea09 1342 1342/1342 1342 ± 0 5.328 4.891/5.948 5.439 ± 0.6154
ea10 1342 1342/1342 1342 ± 0 6.043 5.385/6.675 6.03 ± 0.7218
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.708 5.36/6.38 5.915 ± 0.6346
ea13 1342 1342/1342 1342 ± 0 5.578 5.25/5.96 5.707 ± 0.5514
ea14 1342 1342/1342 1342 ± 0 5.721 5.247/6.338 5.828 ± 0.6752
ea15 1342 1342/1342 1342 ± 0 5.406 5.088/6.061 5.619 ± 0.6166
ea16 1342 1342/1342 1342 ± 0 6.002 5.606/6.723 6.203 ± 0.731
ea17 1342 1342/1342 1342 ± 0.000002605 6.046 5.633/6.508 6.134 ± 0.6583
ea18 1342 1342/1342 1342 ± 0 5.019 4.717/5.549 5.111 ± 0.5572
ea19 1342 1342/1342 1342 ± 0 5.864 5.44/6.592 6.062 ± 0.6472
ea20 1342 1342/1342 1342 ± 0 6.065 5.672/6.713 6.231 ± 0.6534
ea21 1342 1342/1342 1342 ± 0 5.67 5.312/6.2 5.783 ± 0.5684
ea22 1342 1342/1342 1342 ± 0 5.258 5.043/6.063 5.527 ± 0.6383
ea23 1342 1342/1342 1342 ± 0 6.008 5.505/6.423 6.086 ± 0.6798
ea25 1342 1342/1342 1342 ± 0 5.717 5.323/6.2 5.826 ± 0.5569
ea26 1342 1342/1342 1342 ± 0 5.667 5.173/6.431 5.748 ± 0.6721
ea27 1342 1342/1342 1342 ± 0.00001379 5.586 5.326/6.391 5.785 ± 0.6124
ea28 1342 1342/1342 1342 ± 0.0000232 5.697 5.432/6.468 5.947 ± 0.6763
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 5.256 5.097/5.538 5.3 ± 0.271
3 1342 1342/1342 1342 ± 0.00002394 5.119 4.798/5.367 5.095 ± 0.3038
4 1342 1342/1342 1342 ± 0.00002415 5.296 5.074/5.537 5.271 ± 0.3586
5 1342 1342/1342 1342 ± 0.00002394 5.323 5.047/5.467 5.274 ± 0.3241
6 1342 1342/1342 1342 ± 0.00002394 5.256 5.063/5.397 5.202 ± 0.314
7 1342 1342/1342 1342 ± 0.00002394 5.304 5.083/5.421 5.269 ± 0.2576
8 1342 1342/1342 1342 ± 0.00002394 5.311 4.976/5.433 5.215 ± 0.3004
9 1342 1342/1342 1342 ± 0.00002394 5.514 5.254/5.806 5.491 ± 0.3513
10 1342 1342/1342 1342 ± 0.00002394 5.979 5.815/6.112 5.918 ± 0.3415
11 1342 1342/1342 1342 ± 0.00002394 6.154 5.962/6.36 6.129 ± 0.3397
12 1342 1342/1342 1342 ± 0.00002441 6.375 6.134/6.563 6.308 ± 0.3822
13 1342 1342/1342 1342 ± 0.00002394 6.798 6.523/7.026 6.744 ± 0.3869
14 1342 1342/1342 1342 ± 0.00002394 6.985 6.769/7.241 6.941 ± 0.4241
15 1342 1342/1342 1342 ± 0.00002394 6.677 6.418/6.871 6.591 ± 0.4102
16 1342 1342/1342 1342 ± 0.00002648 5.792 5.619/6.217 5.894 ± 0.4328
17 1342 1342/1342 1342 ± 0.00002972 5.92 5.552/6.235 5.911 ± 0.4166
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38610763.eb38659643.59111.9147512037_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-12-31 04:18:17.875
End
2024-12-31 05:16:24.789
Duration
0:58:06.914
Note, WebLog generation is not included in the time.

CASA logs for stage 8