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

Statwt Summary Plot

VLASS2.1.sb38719425.eb38722999.59135.57082381945_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 5.617 5.364/6.182 5.785 ± 0.5868
ea02 1342 1342/1342 1342 ± 0.00001521 5.846 5.603/6.709 6.157 ± 0.7346
ea03 1342 1342/1342 1342 ± 0 5.311 4.88/6.105 5.512 ± 0.6665
ea04 1342 1342/1342 1342 ± 0 5.747 5.284/6.407 5.838 ± 0.5979
ea05 1342 1342/1342 1342 ± 0 6.093 5.392/6.611 5.948 ± 0.6483
ea06 1342 1342/1342 1342 ± 0 4.994 4.826/5.425 5.111 ± 0.3566
ea07 1342 1342/1342 1342 ± 0 6.1 5.563/6.385 6.099 ± 0.6417
ea08 1342 1342/1342 1342 ± 0.00002358 5.884 5.634/6.8 6.177 ± 0.7606
ea09 1342 1342/1342 1342 ± 0.000008963 5.801 5.426/6.583 5.96 ± 0.7544
ea10 1342 1342/1342 1342 ± 0 6.137 5.508/6.888 6.142 ± 0.7843
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.901 5.511/6.525 6.083 ± 0.6345
ea13 1342 1342/1342 1342 ± 0 6.046 5.941/6.542 6.273 ± 0.537
ea14 1342 1342/1342 1342 ± 0 6.123 5.431/6.577 6.046 ± 0.7143
ea15 1342 1342/1342 1342 ± 0 6.021 5.586/6.711 6.212 ± 0.7143
ea16 1342 1342/1342 1342 ± 0 6.169 5.686/6.894 6.338 ± 0.7983
ea17 1342 1342/1342 1342 ± 0.000011 6.471 5.859/7.292 6.556 ± 0.7559
ea18 1342 1342/1342 1342 ± 0 5.083 4.774/5.639 5.18 ± 0.5518
ea19 1342 1342/1342 1342 ± 0 5.835 5.385/6.515 6.015 ± 0.6776
ea20 1342 1342/1342 1342 ± 0 6.085 5.64/6.726 6.171 ± 0.6562
ea23 1342 1342/1342 1342 ± 0 6.137 5.517/6.566 6.152 ± 0.7187
ea25 1342 1342/1342 1342 ± 0 5.766 5.434/6.274 5.865 ± 0.6113
ea26 1342 1342/1342 1342 ± 0 6.148 5.839/6.947 6.376 ± 0.7765
ea27 1342 1342/1342 1342 ± 0.00001227 5.745 5.446/6.573 5.913 ± 0.6759
ea28 1342 1342/1342 1342 ± 0.00003285 5.488 5.334/6.333 5.757 ± 0.693
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 ± 0.00002439 5.496 5.369/5.708 5.487 ± 0.2775
3 1342 1342/1342 1342 ± 0.00002535 5.131 4.781/5.355 5.065 ± 0.3413
4 1342 1342/1342 1342 ± 0.00002495 5.31 5.154/5.445 5.228 ± 0.326
5 1342 1342/1342 1342 ± 0.00002439 5.413 5.275/5.603 5.409 ± 0.3092
6 1342 1342/1342 1342 ± 0.00002439 5.501 5.31/5.68 5.451 ± 0.3348
7 1342 1342/1342 1342 ± 0.00002439 5.524 5.403/5.685 5.509 ± 0.3082
8 1342 1342/1342 1342 ± 0.00002439 5.482 5.311/5.637 5.452 ± 0.3322
9 1342 1342/1342 1342 ± 0.00002439 5.755 5.551/6.037 5.743 ± 0.3711
10 1342 1342/1342 1342 ± 0.00002439 6.156 6.014/6.455 6.154 ± 0.3604
11 1342 1342/1342 1342 ± 0.00002439 6.496 6.247/6.648 6.396 ± 0.3823
12 1342 1342/1342 1342 ± 0.00002439 6.636 6.405/6.819 6.582 ± 0.423
13 1342 1342/1342 1342 ± 0.00002439 7.097 6.935/7.206 7.025 ± 0.4406
14 1342 1342/1342 1342 ± 0.00002439 7.319 7.037/7.518 7.23 ± 0.4914
15 1342 1342/1342 1342 ± 0.00002439 6.899 6.623/7.094 6.795 ± 0.4849
16 1342 1342/1342 1342 ± 0.00003669 6.16 5.774/6.338 6.078 ± 0.4622
17 1342 1342/1342 1342 ± 0.00003386 6.25 5.844/6.412 6.131 ± 0.4308
vis
VLASS2.1.sb38719425.eb38722999.59135.57082381945_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-01-11 11:23:13.349
End
2025-01-11 12:24:58.226
Duration
1:01:44.877
Note, WebLog generation is not included in the time.

CASA logs for stage 8