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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.463 5.227/5.996 5.647 ± 0.499
ea02 1342 1342/1342 1342 ± 0.000004081 5.658 5.336/6.411 5.904 ± 0.666
ea04 1342 1342/1342 1342 ± 0 5.393 5.039/6.041 5.589 ± 0.5872
ea05 1342 1342/1342 1342 ± 0 5.647 5.185/6.162 5.717 ± 0.5924
ea06 1342 1342/1342 1342 ± 0 4.87 4.577/5.253 4.941 ± 0.4099
ea07 1342 1342/1342 1342 ± 0 5.912 5.426/6.199 5.946 ± 0.569
ea08 1342 1342/1342 1342 ± 0.000004627 5.691 5.449/6.558 5.996 ± 0.6813
ea09 1342 1342/1342 1342 ± 0.000002673 5.537 5.159/6.226 5.687 ± 0.6174
ea10 1342 1342/1342 1342 ± 0 5.798 5.231/6.5 5.847 ± 0.6494
ea11 1342 1342/1342 1342 ± 0 5.724 5.022/6.209 5.689 ± 0.6708
ea12 1342 1342/1342 1342 ± 0 6.221 6.005/6.642 6.309 ± 0.401
ea13 1342 1342/1342 1342 ± 0 5.711 5.591/6.248 5.982 ± 0.5095
ea14 1342 1342/1342 1342 ± 0 5.743 5.269/6.331 5.84 ± 0.6465
ea15 1342 1342/1342 1342 ± 0 5.543 4.986/6.199 5.662 ± 0.7128
ea16 1342 1342/1342 1342 ± 0 6.06 5.612/6.7 6.217 ± 0.6984
ea17 1342 1342/1342 1342 ± 0.00001864 5.873 5.527/6.406 6.04 ± 0.6179
ea18 1342 1342/1342 1342 ± 0 4.94 4.588/5.463 5.059 ± 0.5221
ea19 1342 1342/1342 1342 ± 0 5.847 5.398/6.415 6.016 ± 0.6122
ea20 1342 1342/1342 1342 ± 0 5.906 5.474/6.509 6.019 ± 0.643
ea21 1342 1342/1342 1342 ± 0 5.607 5.279/6.173 5.755 ± 0.5605
ea22 1342 1342/1342 1342 ± 0.000001091 5.418 5.217/6.335 5.747 ± 0.6615
ea23 1342 1342/1342 1342 ± 0 5.971 5.465/6.415 6.044 ± 0.6726
ea25 1342 1342/1342 1342 ± 0 5.447 5.073/5.931 5.555 ± 0.5623
ea26 1342 1342/1342 1342 ± 0 5.87 5.598/6.707 6.099 ± 0.6408
ea27 1342 1342/1342 1342 ± 0.00002342 5.487 5.245/6.277 5.691 ± 0.5732
ea28 1342 1342/1342 1342 ± 0.00002756 5.538 5.292/6.363 5.807 ± 0.6459
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 ± 0.00002392 5.312 5.173/5.523 5.316 ± 0.2693
3 1342 1342/1342 1342 ± 0.00002392 5.195 5.012/5.473 5.184 ± 0.2976
4 1342 1342/1342 1342 ± 0.00002435 5.196 4.968/5.329 5.151 ± 0.3125
5 1342 1342/1342 1342 ± 0.00002392 5.342 5.069/5.411 5.259 ± 0.3218
6 1342 1342/1342 1342 ± 0.00002392 5.224 4.989/5.359 5.194 ± 0.3025
7 1342 1342/1342 1342 ± 0.00002392 5.266 5.124/5.46 5.255 ± 0.2633
8 1342 1342/1342 1342 ± 0.00002392 5.311 5.063/5.385 5.225 ± 0.2804
9 1342 1342/1342 1342 ± 0.00002392 5.561 5.34/5.795 5.512 ± 0.3226
10 1342 1342/1342 1342 ± 0.00002348 5.973 5.791/6.163 5.941 ± 0.3097
11 1342 1342/1342 1342 ± 0.00002348 6.243 6.091/6.355 6.165 ± 0.3202
12 1342 1342/1342 1342 ± 0.00002348 6.35 6.219/6.559 6.322 ± 0.3424
13 1342 1342/1342 1342 ± 0.00002348 6.79 6.693/6.944 6.759 ± 0.3601
14 1342 1342/1342 1342 ± 0.00002348 6.974 6.748/7.174 6.927 ± 0.3953
15 1342 1342/1342 1342 ± 0.00002348 6.629 6.353/6.758 6.533 ± 0.4073
16 1342 1342/1342 1342 ± 0.00003307 5.878 5.57/6.147 5.847 ± 0.3808
17 1342 1342/1342 1342 ± 0.00003125 5.881 5.576/6.111 5.857 ± 0.3426
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
Start time
2024-05-01 10:11:07.022
End
2024-05-01 11:19:06.248
Duration
1:07:59.225
Note, WebLog generation is not included in the time.

CASA logs for stage 7