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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.487 5.393/6.222 5.743 ± 0.6041
ea02 1342 1342/1342 1342 ± 0.00004215 5.94 5.523/6.696 6.053 ± 0.7703
ea04 1342 1342/1342 1342 ± 0 5.138 4.98/5.859 5.408 ± 0.548
ea05 1342 1342/1342 1342 ± 0.000006944 5.399 5.204/6.187 5.669 ± 0.5993
ea06 1342 1342/1342 1342 ± 0 4.852 4.702/5.29 4.906 ± 0.4231
ea07 1342 1342/1342 1342 ± 0.00003622 6.006 5.6/6.312 6.071 ± 0.6753
ea08 1342 1342/1342 1342 ± 0.00004215 6.128 5.693/7.039 6.261 ± 0.8141
ea09 1342 1342/1342 1342 ± 0.00002788 5.636 5.245/6.501 5.79 ± 0.7289
ea10 1342 1342/1342 1342 ± 0.00004215 5.734 5.515/6.843 6.06 ± 0.7715
ea11 1342 1342/1342 1342 ± 0.00001672 5.953 5.396/6.718 6.003 ± 0.8825
ea12 1342 1342/1342 1342 ± 0 5.656 5.408/6.489 5.879 ± 0.7435
ea13 1342 1342/1342 1342 ± 0.00001764 6.039 5.859/6.534 6.161 ± 0.6578
ea14 1342 1342/1342 1342 ± 0.00000638 5.608 5.42/6.501 5.929 ± 0.6544
ea15 1342 1342/1342 1342 ± 0 5.344 5.176/6.247 5.744 ± 0.6731
ea16 1342 1342/1342 1342 ± 0.00001129 5.977 5.668/6.776 6.218 ± 0.7142
ea17 1342 1342/1342 1342 ± 0.00004215 5.996 5.628/7.082 6.164 ± 0.7717
ea18 1342 1342/1342 1342 ± 0.0000136 4.975 4.706/5.665 5.106 ± 0.5714
ea19 1342 1342/1342 1342 ± 0 5.724 5.52/6.616 6.048 ± 0.6299
ea20 1342 1342/1342 1342 ± 0 5.913 5.731/6.924 6.132 ± 0.779
ea21 1342 1342/1342 1342 ± 0.00001032 5.506 5.304/6.341 5.814 ± 0.6069
ea22 1342 1342/1342 1342 ± 0.00003872 5.484 5.073/6.296 5.644 ± 0.731
ea23 1342 1342/1342 1342 ± 0.00002751 5.715 5.658/6.68 6.149 ± 0.7544
ea25 1342 1342/1342 1342 ± 0.00003612 5.596 5.453/6.476 5.8 ± 0.7332
ea26 1342 1342/1342 1342 ± 0.000009415 5.905 5.773/6.987 6.224 ± 0.7461
ea27 1342 1342/1342 1342 ± 0.00004272 5.686 5.291/6.655 5.885 ± 0.7105
ea28 1342 1342/1342 1342 ± 0.00004215 5.83 5.628/6.692 6.078 ± 0.7328
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 ± 0.00002358 5.492 5.324/5.779 5.525 ± 0.2847
4 1342 1342/1342 1342 ± 0.00002546 5.132 4.941/5.459 5.143 ± 0.3435
5 1342 1342/1342 1342 ± 0.00002358 5.534 5.259/5.731 5.505 ± 0.3434
6 1342 1342/1342 1342 ± 0.00002358 5.531 5.333/5.685 5.467 ± 0.3656
7 1342 1342/1342 1342 ± 0.00002358 5.491 5.386/5.695 5.465 ± 0.2906
8 1342 1342/1342 1342 ± 0.00002358 5.522 5.291/5.663 5.437 ± 0.3372
9 1342 1342/1342 1342 ± 0.00002358 5.729 5.499/6.036 5.694 ± 0.3753
10 1342 1342/1342 1342 ± 0.00002358 6.132 5.958/6.379 6.11 ± 0.3608
11 1342 1342/1342 1342 ± 0.00002358 6.434 6.245/6.612 6.337 ± 0.389
12 1342 1342/1342 1342 ± 0.00002358 6.503 6.301/6.72 6.421 ± 0.5036
13 1342 1342/1342 1342 ± 0.00002358 6.983 6.798/7.253 6.925 ± 0.4138
14 1342 1342/1342 1342 ± 0.00002358 7.201 6.866/7.393 7.051 ± 0.4665
15 1342 1342/1342 1342 ± 0.00002358 6.817 6.54/7.102 6.729 ± 0.5289
16 1342 1342/1342 1342 ± 0.00006054 4.988 4.742/5.161 4.96 ± 0.3473
17 1342 1342/1342 1342 ± 0.00005932 5.006 4.817/5.194 4.994 ± 0.3184
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
Start time
2024-11-19 16:57:51.941
End
2024-11-19 17:49:24.281
Duration
0:51:32.340
Note, WebLog generation is not included in the time.

CASA logs for stage 8