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

Statwt Summary Plot

VLASS2.1.sb38487128.eb38624732.59090.114586261574_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 5.353 5.277/6.052 5.435 ± 0.7719
ea02 1342 1342/1342 1342 ± 0.00004282 5.882 5.366/6.59 5.796 ± 0.9882
ea04 1342 1342/1342 1342 ± 0.00000673 5.267 5.036/5.908 5.339 ± 0.7071
ea05 1342 1342/1342 1342 ± 0.00002292 5.464 5.065/6.338 5.562 ± 0.7789
ea06 1342 1342/1342 1342 ± 0.000002383 5.201 4.623/5.311 4.883 ± 0.6826
ea07 1342 1342/1342 1342 ± 0.00004332 5.927 5.437/6.277 5.756 ± 0.8084
ea08 1342 1342/1342 1342 ± 0.00004054 5.994 5.544/6.673 5.964 ± 0.9655
ea09 1342 1342/1342 1342 ± 0.00001139 5.629 5.214/6.412 5.628 ± 0.7749
ea10 1342 1342/1342 1342 ± 0.0000456 5.661 5.296/6.516 5.727 ± 0.874
ea11 1342 1342/1342 1342 ± 0.00003432 5.616 5.138/6.339 5.591 ± 0.9569
ea12 1342 1342/1342 1342 ± 0 5.661 5.369/6.525 5.755 ± 0.9413
ea13 1342 1342/1342 1342 ± 0.00002877 5.924 5.749/6.373 5.955 ± 0.7697
ea14 1342 1342/1342 1342 ± 0.000005899 5.691 5.306/6.486 5.708 ± 0.7986
ea15 1342 1342/1342 1342 ± 0.000001801 5.3 5.016/6.059 5.452 ± 0.8009
ea16 1342 1342/1342 1342 ± 0.0000345 5.978 5.549/6.781 5.96 ± 0.956
ea17 1342 1342/1342 1342 ± 0.00004248 5.834 5.522/6.907 5.841 ± 0.9952
ea18 1342 1342/1342 1342 ± 0.00002756 5.025 4.703/5.633 4.972 ± 0.7116
ea19 1342 1342/1342 1342 ± 0.00000356 5.842 5.532/6.7 5.881 ± 0.855
ea20 1342 1342/1342 1342 ± 0.000007414 5.828 5.664/6.712 5.94 ± 0.9927
ea21 1342 1342/1342 1342 ± 0.00003101 5.518 5.336/6.265 5.568 ± 0.806
ea22 1342 1342/1342 1342 ± 0.00003973 5.46 5.186/6.448 5.608 ± 0.8558
ea23 1342 1342/1342 1342 ± 0.0000429 5.876 5.533/6.568 5.83 ± 0.8952
ea25 1342 1342/1342 1342 ± 0.00004263 5.364 5.061/6.177 5.464 ± 0.894
ea26 1342 1342/1342 1342 ± 0.00003298 5.822 5.733/6.813 6.055 ± 0.8723
ea27 1342 1342/1342 1342 ± 0.00004651 5.434 5.075/6.311 5.505 ± 0.8445
ea28 1342 1342/1342 1342 ± 0.00004067 5.753 5.43/6.552 5.748 ± 0.8999
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 ± 0.00002408 5.458 5.286/5.762 5.509 ± 0.2702
5 1342 1342/1342 1342 ± 0.00002431 5.438 5.239/5.54 5.406 ± 0.2889
6 1342 1342/1342 1342 ± 0.00002408 5.386 5.261/5.555 5.386 ± 0.2727
7 1342 1342/1342 1342 ± 0.00002408 5.375 5.19/5.538 5.385 ± 0.2422
8 1342 1342/1342 1342 ± 0.00002408 5.368 5.132/5.493 5.334 ± 0.2466
9 1342 1342/1342 1342 ± 0.00002408 5.667 5.397/5.826 5.599 ± 0.3047
10 1342 1342/1342 1342 ± 0.00002364 6.022 5.794/6.176 5.94 ± 0.3382
11 1342 1342/1342 1342 ± 0.00002364 6.299 6.089/6.428 6.217 ± 0.3409
12 1342 1342/1342 1342 ± 0.00002364 6.439 6.27/6.59 6.389 ± 0.3644
13 1342 1342/1342 1342 ± 0.00002364 6.715 6.566/6.979 6.708 ± 0.3719
14 1342 1342/1342 1342 ± 0.00003254 6.728 6.455/6.994 6.665 ± 0.4425
15 1342 1342/1342 1342 ± 0.00002364 6.696 6.415/6.948 6.621 ± 0.5041
16 1342 1342/1342 1342 ± 0.00006038 3.92 3.743/4.073 3.921 ± 0.2844
17 1342 1342/1342 1342 ± 0.00006101 4.117 3.933/4.283 4.12 ± 0.25
datacolumn
residual_data
vis
VLASS2.1.sb38487128.eb38624732.59090.114586261574_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-04-25 18:59:20.104
End
2024-04-25 19:21:33.352
Duration
0:22:13.248
Note, WebLog generation is not included in the time.

CASA logs for stage 7