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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.5 5.238/5.893 5.632 ± 0.5201
ea02 1342 1342/1342 1342 ± 0 5.738 5.415/6.384 5.926 ± 0.6352
ea04 1342 1342/1342 1342 ± 0 5.381 5.052/5.893 5.52 ± 0.5296
ea05 1342 1342/1342 1342 ± 0 5.71 5.267/6.109 5.736 ± 0.5647
ea06 1342 1342/1342 1342 ± 0 4.841 4.644/5.372 4.995 ± 0.4374
ea07 1342 1342/1342 1342 ± 0 5.85 5.427/6.104 5.899 ± 0.5466
ea08 1342 1342/1342 1342 ± 0 5.777 5.47/6.578 6.027 ± 0.657
ea09 1342 1342/1342 1342 ± 0 5.678 5.158/6.168 5.701 ± 0.612
ea10 1342 1342/1342 1342 ± 0.000007823 5.813 5.26/6.449 5.859 ± 0.6422
ea11 1342 1342/1342 1342 ± 0 5.7 5.347/6.273 5.812 ± 0.6237
ea12 1342 1342/1342 1342 ± 0 5.726 5.28/6.253 5.852 ± 0.634
ea13 1342 1342/1342 1342 ± 0 6.284 5.832/6.397 6.192 ± 0.4628
ea14 1342 1342/1342 1342 ± 0 5.838 5.238/6.236 5.796 ± 0.6173
ea15 1342 1342/1342 1342 ± 0 5.657 5.07/6.125 5.684 ± 0.6502
ea16 1342 1342/1342 1342 ± 0 6.142 5.66/6.653 6.226 ± 0.6822
ea17 1342 1342/1342 1342 ± 0.000007758 5.903 5.495/6.698 6.011 ± 0.6028
ea18 1342 1342/1342 1342 ± 0 4.971 4.676/5.379 5.067 ± 0.4882
ea19 1342 1342/1342 1342 ± 0 5.975 5.512/6.631 6.14 ± 0.637
ea20 1342 1342/1342 1342 ± 0 5.986 5.643/6.608 6.134 ± 0.6201
ea21 1342 1342/1342 1342 ± 0 5.677 5.351/6.152 5.797 ± 0.526
ea22 1342 1342/1342 1342 ± 0 5.589 5.253/6.411 5.79 ± 0.6321
ea23 1342 1342/1342 1342 ± 0 5.927 5.446/6.305 5.984 ± 0.6587
ea25 1342 1342/1342 1342 ± 0.000001169 5.341 5.129/5.982 5.563 ± 0.5679
ea26 1342 1342/1342 1342 ± 0 6.034 5.62/6.59 6.15 ± 0.6437
ea27 1342 1342/1342 1342 ± 0.00004033 5.426 5.199/6.213 5.648 ± 0.5592
ea28 1342 1342/1342 1342 ± 0.00002696 5.538 5.32/6.297 5.792 ± 0.635
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 ± 0.0000235 5.346 5.223/5.607 5.38 ± 0.28
3 1342 1342/1342 1342 ± 0.00002395 5.204 4.99/5.484 5.226 ± 0.3319
4 1342 1342/1342 1342 ± 0.00002536 5.156 5.031/5.36 5.161 ± 0.3291
5 1342 1342/1342 1342 ± 0.0000235 5.285 5.075/5.5 5.302 ± 0.3379
6 1342 1342/1342 1342 ± 0.0000235 5.256 5.062/5.437 5.237 ± 0.2983
7 1342 1342/1342 1342 ± 0.0000235 5.305 5.125/5.468 5.309 ± 0.2731
8 1342 1342/1342 1342 ± 0.0000235 5.325 5.042/5.458 5.252 ± 0.2911
9 1342 1342/1342 1342 ± 0.0000235 5.541 5.378/5.8 5.526 ± 0.3315
10 1342 1342/1342 1342 ± 0.0000235 5.971 5.793/6.154 5.93 ± 0.3079
11 1342 1342/1342 1342 ± 0.0000235 6.21 6.033/6.337 6.142 ± 0.3074
12 1342 1342/1342 1342 ± 0.0000235 6.322 6.131/6.5 6.297 ± 0.3421
13 1342 1342/1342 1342 ± 0.0000235 6.755 6.673/6.923 6.741 ± 0.3591
14 1342 1342/1342 1342 ± 0.0000235 6.98 6.775/7.197 6.934 ± 0.3972
15 1342 1342/1342 1342 ± 0.0000235 6.679 6.361/6.792 6.57 ± 0.3976
16 1342 1342/1342 1342 ± 0.00003656 5.898 5.542/6.207 5.866 ± 0.3933
17 1342 1342/1342 1342 ± 0.00003514 5.873 5.725/6.13 5.886 ± 0.3595
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
Start time
2024-12-17 04:31:19.487
End
2024-12-17 05:31:18.194
Duration
0:59:58.707
Note, WebLog generation is not included in the time.

CASA logs for stage 8