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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.736 5.163/5.964 5.609 ± 0.4935
ea02 1342 1342/1342 1342 ± 0.00002351 5.738 5.229/6.265 5.808 ± 0.6086
ea04 1342 1342/1342 1342 ± 0 5.448 4.965/6.079 5.514 ± 0.5727
ea05 1342 1342/1342 1342 ± 0 5.613 5.203/6.19 5.724 ± 0.5892
ea06 1342 1342/1342 1342 ± 0 5.06 4.582/5.368 4.983 ± 0.465
ea07 1342 1342/1342 1342 ± 0 5.716 5.353/6.083 5.734 ± 0.5597
ea08 1342 1342/1342 1342 ± 0 5.852 5.476/6.57 6.022 ± 0.6179
ea09 1342 1342/1342 1342 ± 0 5.483 5.015/6.119 5.611 ± 0.6523
ea10 1342 1342/1342 1342 ± 0 5.514 5.036/6.122 5.522 ± 0.5842
ea11 1342 1342/1342 1342 ± 0 5.434 5.147/6.268 5.613 ± 0.5671
ea12 1342 1342/1342 1342 ± 0 5.795 5.132/6.161 5.732 ± 0.6476
ea13 1342 1342/1342 1342 ± 0 5.928 5.531/6.255 5.968 ± 0.546
ea14 1342 1342/1342 1342 ± 0 5.93 5.226/6.375 5.82 ± 0.6651
ea15 1342 1342/1342 1342 ± 0 5.438 4.859/6 5.526 ± 0.7135
ea16 1342 1342/1342 1342 ± 0 6.131 5.396/6.831 6.072 ± 0.7191
ea17 1342 1342/1342 1342 ± 0 5.937 5.532/6.669 5.997 ± 0.6053
ea18 1342 1342/1342 1342 ± 0 4.921 4.728/5.701 5.079 ± 0.5486
ea19 1342 1342/1342 1342 ± 0 6.23 5.361/6.379 5.957 ± 0.6498
ea20 1342 1342/1342 1342 ± 0 5.953 5.469/6.441 6.035 ± 0.6656
ea21 1342 1342/1342 1342 ± 0 5.643 5.21/6.154 5.679 ± 0.6535
ea22 1342 1342/1342 1342 ± 0 5.71 5.062/6.274 5.709 ± 0.6763
ea23 1342 1342/1342 1342 ± 0 5.943 5.351/6.292 5.928 ± 0.6734
ea25 1342 1342/1342 1342 ± 0 5.539 5.133/5.948 5.614 ± 0.5432
ea26 1342 1342/1342 1342 ± 0 5.639 5.245/6.163 5.714 ± 0.6285
ea27 1342 1342/1342 1342 ± 0.00002484 5.399 5.057/6.15 5.568 ± 0.5966
ea28 1342 1342/1342 1342 ± 0 5.779 5.354/6.46 5.826 ± 0.6557
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 ± 0.00002453 5.193 5.021/5.328 5.171 ± 0.3005
3 1342 1342/1342 1342 ± 0.00002453 5.108 4.787/5.354 5.044 ± 0.3286
4 1342 1342/1342 1342 ± 0.00002541 5.051 4.845/5.215 5.04 ± 0.3705
5 1342 1342/1342 1342 ± 0.0000235 5.205 4.972/5.484 5.199 ± 0.2938
6 1342 1342/1342 1342 ± 0.0000235 5.169 5.009/5.434 5.173 ± 0.286
7 1342 1342/1342 1342 ± 0.0000235 5.202 5.058/5.352 5.163 ± 0.2283
8 1342 1342/1342 1342 ± 0.0000235 5.204 4.981/5.324 5.14 ± 0.2636
9 1342 1342/1342 1342 ± 0.0000235 5.457 5.262/5.672 5.43 ± 0.305
10 1342 1342/1342 1342 ± 0.00002394 5.852 5.661/6.043 5.86 ± 0.3334
11 1342 1342/1342 1342 ± 0.0000235 6.143 5.937/6.254 6.062 ± 0.2934
12 1342 1342/1342 1342 ± 0.0000235 6.246 6.128/6.384 6.244 ± 0.3032
13 1342 1342/1342 1342 ± 0.0000235 6.679 6.492/6.857 6.65 ± 0.3461
14 1342 1342/1342 1342 ± 0.00002394 6.9 6.677/7.075 6.834 ± 0.3801
15 1342 1342/1342 1342 ± 0.00002394 6.507 6.272/6.688 6.441 ± 0.3435
16 1342 1342/1342 1342 ± 0.00002786 5.908 5.661/6.062 5.858 ± 0.308
17 1342 1342/1342 1342 ± 0.00002675 5.937 5.757/6.084 5.892 ± 0.2909
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2024-04-05 22:11:14.282
End
2024-04-05 23:35:56.481
Duration
1:24:42.199
Note, WebLog generation is not included in the time.

CASA logs for stage 7