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

Statwt Summary Plot

VLASS2.1.sb38484347.eb38556700.59065.64805841435_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 5.489 5.271/6.161 5.557 ± 0.6755
ea02 1342 1342/1342 1342 ± 0.00004189 5.771 5.302/6.416 5.748 ± 0.7942
ea04 1342 1342/1342 1342 ± 0.00000514 5.31 5.079/5.872 5.393 ± 0.6738
ea05 1342 1342/1342 1342 ± 0.00001018 5.694 5.225/6.326 5.749 ± 0.6645
ea06 1342 1342/1342 1342 ± 0.000003724 3.035 2.748/3.388 3.07 ± 0.4009
ea07 1342 1342/1342 1342 ± 0 5.721 5.56/5.879 5.745 ± 0.2132
ea08 1342 1342/1342 1342 ± 0.00004258 5.956 5.684/6.885 6.058 ± 0.9216
ea09 1342 1342/1342 1342 ± 0.00001036 5.227 5.018/5.944 5.4 ± 0.6018
ea10 1342 1342/1342 1342 ± 0.00004396 5.626 5.341/6.505 5.71 ± 0.8054
ea11 1342 1342/1342 1342 ± 0.00003568 5.85 5.496/6.543 5.826 ± 0.8719
ea12 1342 1342/1342 1342 ± 0 5.689 5.579/6.458 5.845 ± 0.8473
ea13 1342 1342/1342 1342 ± 0.00001054 5.653 5.345/6.136 5.732 ± 0.6039
ea14 1342 1342/1342 1342 ± 0.00002242 5.713 5.404/6.575 5.833 ± 0.7744
ea15 1342 1342/1342 1342 ± 0 5.501 5.367/6.249 5.678 ± 0.7662
ea16 1342 1342/1342 1342 ± 0.00002335 4.952 4.593/5.435 4.977 ± 0.4838
ea17 1342 1342/1342 1342 ± 0.00004259 5.976 5.482/6.858 5.94 ± 0.8914
ea18 1342 1342/1342 1342 ± 0.00001999 5.081 4.918/5.668 5.135 ± 0.6514
ea19 1342 1342/1342 1342 ± 0.000008825 6.638 5.916/6.872 6.215 ± 0.94
ea20 1342 1342/1342 1342 ± 0.000001376 6.152 5.982/6.979 6.207 ± 0.9471
ea21 1342 1342/1342 1342 ± 0.00002248 5.871 5.437/6.425 5.787 ± 0.738
ea22 1342 1342/1342 1342 ± 0.00003633 5.232 4.941/6.216 5.467 ± 0.6895
ea23 1342 1342/1342 1342 ± 0.00004043 5.813 5.496/6.566 5.852 ± 0.8859
ea25 1342 1342/1342 1342 ± 0.00004265 4.949 4.142/5.461 4.752 ± 0.8026
ea26 1342 1342/1342 1342 ± 0.0000199 5.569 5.395/6.587 5.833 ± 0.7281
ea27 1342 1342/1342 1342 ± 0.0000439 5.65 5.263/6.474 5.679 ± 0.7895
ea28 1342 1342/1342 1342 ± 0.00005278 6.416 6.09/6.833 6 ± 1.062
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 5.381 5.224/5.502 5.251 ± 0.6743
5 1342 1342/1342 1342 ± 0.00002455 5.459 5.305/5.697 5.356 ± 0.6338
6 1342 1342/1342 1342 ± 0.00002453 5.432 5.241/5.528 5.296 ± 0.5863
7 1342 1342/1342 1342 ± 0.00002453 5.492 5.217/5.609 5.343 ± 0.5808
8 1342 1342/1342 1342 ± 0.00002453 5.379 5.212/5.687 5.319 ± 0.6193
9 1342 1342/1342 1342 ± 0.00002453 5.648 5.257/5.888 5.502 ± 0.6307
10 1342 1342/1342 1342 ± 0.00002439 6.115 5.788/6.244 5.91 ± 0.6881
11 1342 1342/1342 1342 ± 0.00002422 6.376 5.989/6.508 6.13 ± 0.7353
12 1342 1342/1342 1342 ± 0.00002405 6.531 6.132/6.594 6.23 ± 0.7781
13 1342 1342/1342 1342 ± 0.00002405 6.672 6.371/6.951 6.488 ± 0.7825
14 1342 1342/1342 1342 ± 0.00002804 6.727 6.395/6.939 6.541 ± 0.6717
15 1342 1342/1342 1342 ± 0.00002489 6.409 6.025/6.64 6.258 ± 0.64
16 1342 1342/1342 1342 ± 0.00006102 4.181 4.031/4.405 4.192 ± 0.2887
17 1342 1342/1342 1342 ± 0.00006043 4.333 4.202/4.514 4.297 ± 0.3807
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38484347.eb38556700.59065.64805841435_split_split.ms
Start time
2024-12-05 06:13:10.639
End
2024-12-05 06:56:48.528
Duration
0:43:37.889
Note, WebLog generation is not included in the time.

CASA logs for stage 8