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

Statwt Summary Plot

VLASS2.1.sb38613707.eb38659860.59113.15663519676_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 5.845 5.355/6.108 5.821 ± 0.5509
ea02 1342 1342/1342 1342 ± 0 5.914 5.654/6.682 6.153 ± 0.6284
ea04 1342 1342/1342 1342 ± 0 5.538 5.208/6.223 5.707 ± 0.5366
ea05 1342 1342/1342 1342 ± 0 6.034 5.43/6.516 5.963 ± 0.592
ea06 1342 1342/1342 1342 ± 0 4.876 4.713/5.222 4.963 ± 0.3137
ea07 1342 1342/1342 1342 ± 0 6.175 5.581/6.315 6.102 ± 0.5623
ea08 1342 1342/1342 1342 ± 0.000003135 6.009 5.772/6.798 6.315 ± 0.6561
ea09 1342 1342/1342 1342 ± 0 5.815 5.344/6.487 5.908 ± 0.5966
ea10 1342 1342/1342 1342 ± 0 6.07 5.446/6.678 6.074 ± 0.6613
ea11 1342 1342/1342 1342 ± 0 6.051 5.277/6.487 5.993 ± 0.6758
ea12 1342 1342/1342 1342 ± 0 5.566 5.42/5.725 5.608 ± 0.2464
ea13 1342 1342/1342 1342 ± 0 6.448 6.079/6.499 6.415 ± 0.4642
ea14 1342 1342/1342 1342 ± 0 6.087 5.393/6.594 6.051 ± 0.6773
ea15 1342 1342/1342 1342 ± 0 5.962 5.472/6.532 6.081 ± 0.6487
ea16 1342 1342/1342 1342 ± 0 6.26 5.78/6.859 6.392 ± 0.7142
ea17 1342 1342/1342 1342 ± 0.000008983 6.047 5.616/6.925 6.208 ± 0.6392
ea18 1342 1342/1342 1342 ± 0 5.126 4.772/5.552 5.19 ± 0.5151
ea19 1342 1342/1342 1342 ± 0 6.294 5.735/6.877 6.379 ± 0.6588
ea20 1342 1342/1342 1342 ± 0 6.34 5.752/6.782 6.329 ± 0.6079
ea21 1342 1342/1342 1342 ± 0 6.036 5.511/6.375 6.02 ± 0.5417
ea22 1342 1342/1342 1342 ± 0 5.636 5.533/6.335 5.926 ± 0.6141
ea23 1342 1342/1342 1342 ± 0 6.259 5.587/6.62 6.236 ± 0.6727
ea25 1342 1342/1342 1342 ± 0.000001568 5.792 5.38/6.299 5.873 ± 0.5699
ea26 1342 1342/1342 1342 ± 0 6.232 5.863/6.972 6.373 ± 0.613
ea27 1342 1342/1342 1342 ± 0.00002836 5.603 5.391/6.368 5.842 ± 0.5665
ea28 1342 1342/1342 1342 ± 0.00003425 5.717 5.548/6.558 6.075 ± 0.6295
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 ± 0.00002379 5.482 5.337/5.733 5.507 ± 0.3152
4 1342 1342/1342 1342 ± 0.00002381 5.542 5.239/5.74 5.478 ± 0.3556
5 1342 1342/1342 1342 ± 0.00002368 5.545 5.324/5.664 5.502 ± 0.3444
6 1342 1342/1342 1342 ± 0.00002354 5.45 5.269/5.598 5.403 ± 0.3498
7 1342 1342/1342 1342 ± 0.00002354 5.449 5.344/5.613 5.444 ± 0.2817
8 1342 1342/1342 1342 ± 0.00002354 5.504 5.244/5.625 5.404 ± 0.3073
9 1342 1342/1342 1342 ± 0.00002354 5.709 5.54/5.966 5.669 ± 0.3478
10 1342 1342/1342 1342 ± 0.00002356 6.162 5.966/6.293 6.085 ± 0.3479
11 1342 1342/1342 1342 ± 0.00002378 6.391 6.196/6.492 6.287 ± 0.3576
12 1342 1342/1342 1342 ± 0.00002446 6.492 6.317/6.684 6.437 ± 0.4007
13 1342 1342/1342 1342 ± 0.00002399 6.964 6.84/7.145 6.916 ± 0.4245
14 1342 1342/1342 1342 ± 0.00002399 7.222 6.987/7.433 7.133 ± 0.4775
15 1342 1342/1342 1342 ± 0.00002399 6.904 6.59/7.129 6.775 ± 0.4817
16 1342 1342/1342 1342 ± 0.00003155 6.065 5.806/6.413 6.091 ± 0.4352
17 1342 1342/1342 1342 ± 0.00003601 6.222 5.773/6.46 6.115 ± 0.4412
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38613707.eb38659860.59113.15663519676_split_split.ms
statwtmode
VLASS-SE
Start time
2024-06-07 21:47:00.673
End
2024-06-07 22:17:09.615
Duration
0:30:08.942
Note, WebLog generation is not included in the time.

CASA logs for stage 8