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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 4.996 4.95/5.798 5.289 ± 0.6086
ea02 1342 1342/1342 1342 ± 0.00004189 5.423 5.073/6.292 5.603 ± 0.7841
ea05 1342 1342/1342 1342 ± 0.00001873 5.247 4.899/6.243 5.483 ± 0.6903
ea06 1342 1342/1342 1342 ± 0 4.874 4.682/5.46 4.991 ± 0.5545
ea07 1342 1342/1342 1342 ± 0.00003818 5.483 5.009/5.731 5.41 ± 0.6083
ea08 1342 1342/1342 1342 ± 0.00004272 5.628 5.223/6.489 5.819 ± 0.8232
ea09 1342 1342/1342 1342 ± 0.00004047 4.879 4.682/5.819 5.122 ± 0.6327
ea10 1342 1342/1342 1342 ± 0.0000415 5.06 4.872/6.276 5.482 ± 0.7479
ea11 1342 1342/1342 1342 ± 0.00004036 5.632 4.994/6.196 5.59 ± 0.7471
ea12 1342 1342/1342 1342 ± 0.000003813 5.295 5.052/6.209 5.503 ± 0.773
ea13 1342 1342/1342 1342 ± 0.00002916 5.604 5.314/6.125 5.743 ± 0.6839
ea14 1342 1342/1342 1342 ± 0.000004739 5.407 5.047/6.301 5.688 ± 0.7025
ea15 1342 1342/1342 1342 ± 0 5.192 4.884/5.965 5.404 ± 0.708
ea16 1342 1342/1342 1342 ± 0 5.094 4.978/5.249 5.084 ± 0.1934
ea17 1342 1342/1342 1342 ± 0.00004149 5.483 5.198/6.688 5.686 ± 0.7738
ea18 1342 1342/1342 1342 ± 0.00002939 4.8 4.538/5.526 4.924 ± 0.5618
ea19 1342 1342/1342 1342 ± 0.000001626 5.388 5.136/6.351 5.663 ± 0.6795
ea20 1342 1342/1342 1342 ± 0.0000189 5.676 5.339/6.704 5.797 ± 0.8419
ea21 1342 1342/1342 1342 ± 0.000006718 5.164 5.029/6.044 5.466 ± 0.6686
ea22 1342 1342/1342 1342 ± 0.00004148 5.261 4.953/6.277 5.513 ± 0.7562
ea23 1342 1342/1342 1342 ± 0.00002794 5.377 5.149/6.333 5.708 ± 0.786
ea25 1342 1342/1342 1342 ± 0 5.041 4.899/5.186 5.06 ± 0.1887
ea26 1342 1342/1342 1342 ± 0.00002124 5.357 5.065/6.31 5.573 ± 0.7363
ea27 1342 1342/1342 1342 ± 0.0000423 5.186 4.875/6.185 5.429 ± 0.7115
ea28 1342 1342/1342 1342 ± 0.00004189 5.314 5.042/6.233 5.548 ± 0.757
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 ± 0.00002396 5.203 5.031/5.408 5.228 ± 0.2459
4 1342 1342/1342 1342 ± 0.00002758 4.977 4.873/5.148 4.952 ± 0.2486
5 1342 1342/1342 1342 ± 0.00002396 5.05 4.975/5.172 5.068 ± 0.2561
6 1342 1342/1342 1342 ± 0.00002396 5.053 4.989/5.135 5.055 ± 0.2196
7 1342 1342/1342 1342 ± 0.00002396 5.094 4.97/5.201 5.086 ± 0.201
8 1342 1342/1342 1342 ± 0.00002396 5.123 4.889/5.225 5.083 ± 0.2378
9 1342 1342/1342 1342 ± 0.00002396 5.375 5.262/5.582 5.359 ± 0.2771
10 1342 1342/1342 1342 ± 0.00002494 5.768 5.543/5.909 5.733 ± 0.2873
11 1342 1342/1342 1342 ± 0.00002494 6.098 5.921/6.155 5.99 ± 0.3025
12 1342 1342/1342 1342 ± 0.00002494 6.236 5.968/6.312 6.156 ± 0.3011
13 1342 1342/1342 1342 ± 0.00002494 6.548 6.381/6.762 6.527 ± 0.3205
14 1342 1342/1342 1342 ± 0.00002494 6.707 6.535/6.903 6.644 ± 0.3521
15 1342 1342/1342 1342 ± 0.00002494 6.553 6.329/6.725 6.468 ± 0.3715
16 1342 1342/1342 1342 ± 0.00006069 4.484 4.354/4.636 4.491 ± 0.2265
17 1342 1342/1342 1342 ± 0.00006097 4.442 4.319/4.57 4.453 ± 0.2023
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-07 23:03:31.063
End
2024-11-08 00:04:52.593
Duration
1:01:21.531
Note, WebLog generation is not included in the time.

CASA logs for stage 8