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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.31/5.8 5.611 ± 0.3705
ea02 1342 1342/1342 1342 ± 0 5.706 5.402/6.266 5.857 ± 0.4838
ea04 1342 1342/1342 1342 ± 0 5.555 5.247/6.024 5.646 ± 0.4887
ea05 1342 1342/1342 1342 ± 0 5.322 5.077/5.649 5.371 ± 0.3782
ea06 1342 1342/1342 1342 ± 0 4.859 4.764/5.226 4.955 ± 0.2761
ea07 1342 1342/1342 1342 ± 0 5.598 5.242/5.852 5.596 ± 0.4027
ea08 1342 1342/1342 1342 ± 0 5.629 5.288/6.081 5.678 ± 0.4417
ea09 1342 1342/1342 1342 ± 0 5.148 4.973/5.571 5.282 ± 0.3688
ea10 1342 1342/1342 1342 ± 0.00001797 5.199 4.982/5.804 5.33 ± 0.4342
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.586 5.321/5.88 5.668 ± 0.3857
ea13 1342 1342/1342 1342 ± 0 5.916 5.673/6.116 5.943 ± 0.3748
ea14 1342 1342/1342 1342 ± 0 5.373 5.14/5.896 5.498 ± 0.4383
ea15 1342 1342/1342 1342 ± 0 5.716 5.284/6.112 5.72 ± 0.4912
ea16 1342 1342/1342 1342 ± 0 5.48 5.3/5.815 5.586 ± 0.3795
ea17 1342 1342/1342 1342 ± 0.000001535 5.4 5.26/5.672 5.516 ± 0.3432
ea18 1342 1342/1342 1342 ± 0 4.657 4.466/4.86 4.683 ± 0.2717
ea19 1342 1342/1342 1342 ± 0 5.373 5.114/5.744 5.413 ± 0.3791
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.487 5.342/6.093 5.683 ± 0.4326
ea22 1342 1342/1342 1342 ± 0 4.932 4.764/5.404 5.025 ± 0.4236
ea23 1342 1342/1342 1342 ± 0 5.8 5.738/6.511 6.158 ± 0.6027
ea25 1342 1342/1342 1342 ± 0 5.557 5.423/6.099 5.766 ± 0.5055
ea26 1342 1342/1342 1342 ± 0 5.529 5.403/6.012 5.72 ± 0.3925
ea27 1342 1342/1342 1342 ± 0.00004134 5.194 5.087/5.83 5.372 ± 0.3835
ea28 1342 1342/1342 1342 ± 0 5.744 5.533/6.476 5.957 ± 0.5694
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 ± 0.00002446 5.41 5.265/5.522 5.388 ± 0.2669
3 1342 1342/1342 1342 ± 0.00002449 5.283 5.054/5.34 5.213 ± 0.2976
4 1342 1342/1342 1342 ± 0.00003403 5.011 4.759/5.387 5.049 ± 0.3701
5 1342 1342/1342 1342 ± 0.00002446 5.283 5.027/5.439 5.241 ± 0.3146
6 1342 1342/1342 1342 ± 0.00002446 5.167 5.053/5.359 5.179 ± 0.2678
7 1342 1342/1342 1342 ± 0.00002446 5.264 5.081/5.348 5.206 ± 0.2692
8 1342 1342/1342 1342 ± 0.00002446 5.193 4.974/5.36 5.145 ± 0.3088
9 1342 1342/1342 1342 ± 0.00002446 5.392 5.175/5.604 5.363 ± 0.3472
10 1342 1342/1342 1342 ± 0.00002446 5.727 5.481/5.986 5.699 ± 0.3503
11 1342 1342/1342 1342 ± 0.00002446 5.852 5.747/6.109 5.878 ± 0.35
12 1342 1342/1342 1342 ± 0.00002446 6.006 5.828/6.103 5.912 ± 0.5062
13 1342 1342/1342 1342 ± 0.00002446 6.271 6.054/6.526 6.29 ± 0.4491
14 1342 1342/1342 1342 ± 0.00002446 6.404 6.016/6.582 6.321 ± 0.4757
15 1342 1342/1342 1342 ± 0.00002452 5.896 5.532/6.066 5.806 ± 0.4052
16 1342 1342/1342 1342 ± 0.00003399 5.441 5.148/5.645 5.37 ± 0.3436
17 1342 1342/1342 1342 ± 0.00003617 5.26 5.098/5.573 5.314 ± 0.3575
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2024-12-03 10:26:04.366
End
2024-12-03 11:31:40.883
Duration
1:05:36.518
Note, WebLog generation is not included in the time.

CASA logs for stage 8