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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.401 5.35/6.113 5.641 ± 0.7173
ea02 1342 1342/1342 1342 ± 0.00003826 6.004 5.481/6.732 6.037 ± 0.8508
ea04 1342 1342/1342 1342 ± 0.00003958 5.475 5.088/6.054 5.404 ± 0.7994
ea05 1342 1342/1342 1342 ± 0.00001871 5.553 5.038/6.394 5.625 ± 0.8227
ea06 1342 1342/1342 1342 ± 0.0000387 5.265 4.99/5.885 5.258 ± 0.7506
ea07 1342 1342/1342 1342 ± 0.00002975 5.842 5.365/6.238 5.845 ± 0.7497
ea09 1342 1342/1342 1342 ± 0.00003462 5.565 5.137/6.136 5.454 ± 0.8084
ea10 1342 1342/1342 1342 ± 0.00003072 5.307 4.878/5.856 5.307 ± 0.6507
ea11 1342 1342/1342 1342 ± 0.0000327 6.042 5.479/6.602 5.932 ± 0.8197
ea12 1342 1342/1342 1342 ± 0.00003705 5.901 5.5/6.544 5.864 ± 0.915
ea13 1342 1342/1342 1342 ± 0.00002748 5.724 5.542/6.243 5.78 ± 0.8511
ea14 1342 1342/1342 1342 ± 0.00003172 5.752 5.347/6.634 5.85 ± 0.9424
ea15 1342 1342/1342 1342 ± 0.00003864 5.69 5.375/6.55 5.708 ± 0.9632
ea16 1342 1342/1342 1342 ± 0.00003049 5.808 5.533/6.82 5.961 ± 1.035
ea17 1342 1342/1342 1342 ± 0.00003457 5.948 5.55/6.666 6.01 ± 0.847
ea18 1342 1342/1342 1342 ± 0.00003412 5.067 4.855/5.578 5.091 ± 0.6431
ea19 1342 1342/1342 1342 ± 0.00001593 5.793 5.477/6.591 5.875 ± 0.9019
ea20 1342 1342/1342 1342 ± 0.00003335 6.139 6.018/7.015 6.243 ± 0.93
ea21 1342 1342/1342 1342 ± 0.00002791 5.592 5.368/6.385 5.688 ± 0.8817
ea22 1342 1342/1342 1342 ± 0.00003537 5.526 5.22/6.497 5.734 ± 0.9291
ea23 1342 1342/1342 1342 ± 0.00003087 5.935 5.54/6.668 6 ± 0.9513
ea24 1342 1342/1342 1342 ± 0.00002545 5.154 4.786/6.03 5.292 ± 0.7903
ea25 1342 1342/1342 1342 ± 0.00003146 5.719 5.372/6.324 5.761 ± 0.7618
ea26 1342 1342/1342 1342 ± 0.00003251 5.772 5.663/6.781 6.038 ± 0.9396
ea27 1342 1342/1342 1342 ± 0.00003157 5.661 5.34/6.552 5.758 ± 0.7928
ea28 1342 1342/1342 1342 ± 0.00003223 5.854 5.557/6.738 6.05 ± 0.878
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 ± 0.00002362 5.468 5.333/5.667 5.453 ± 0.3182
5 1342 1342/1342 1342 ± 0.00002726 5.468 5.18/5.643 5.414 ± 0.3346
6 1342 1342/1342 1342 ± 0.00002362 5.404 5.112/5.546 5.34 ± 0.26
7 1342 1342/1342 1342 ± 0.00002362 5.424 5.213/5.537 5.363 ± 0.2757
8 1342 1342/1342 1342 ± 0.00002362 5.38 5.07/5.491 5.326 ± 0.314
9 1342 1342/1342 1342 ± 0.00002362 5.68 5.312/5.802 5.61 ± 0.3016
10 1342 1342/1342 1342 ± 0.00002362 6.116 5.867/6.204 6.035 ± 0.288
11 1342 1342/1342 1342 ± 0.00002362 6.357 6.048/6.539 6.323 ± 0.2988
12 1342 1342/1342 1342 ± 0.00002362 6.487 6.232/6.728 6.496 ± 0.3468
13 1342 1342/1342 1342 ± 0.00002362 6.714 6.365/6.925 6.625 ± 0.4273
14 1342 1342/1342 1342 ± 0.00002534 6.656 6.259/6.96 6.579 ± 0.526
15 1342 1342/1342 1342 ± 0.00002799 6.699 6.254/6.965 6.6 ± 0.4226
16 1342 1342/1342 1342 ± 0.00004865 3.617 3.491/3.761 3.634 ± 0.3675
17 1342 1342/1342 1342 ± 0.00005015 3.806 3.585/4.037 3.828 ± 0.3703
output_dir
 
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-10-31 05:07:55.702
End
2024-10-31 05:57:57.829
Duration
0:50:02.127
Note, WebLog generation is not included in the time.

CASA logs for stage 8