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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.919 5.376/6.153 5.848 ± 0.5085
ea02 1342 1342/1342 1342 ± 0.00002236 6.056 5.598/6.664 6.142 ± 0.5927
ea05 1342 1342/1342 1342 ± 0 6.032 5.389/6.55 5.913 ± 0.6244
ea06 1342 1342/1342 1342 ± 0 4.845 4.714/5.214 4.959 ± 0.304
ea07 1342 1342/1342 1342 ± 0 5.856 5.464/6.01 5.824 ± 0.4575
ea08 1342 1342/1342 1342 ± 0 6.127 5.769/6.904 6.324 ± 0.6178
ea09 1342 1342/1342 1342 ± 0 5.599 5.079/6.037 5.598 ± 0.5174
ea10 1342 1342/1342 1342 ± 0.00002097 5.84 5.349/6.664 5.983 ± 0.6384
ea11 1342 1342/1342 1342 ± 0 5.957 5.39/6.487 6.046 ± 0.5935
ea12 1342 1342/1342 1342 ± 0 6.038 5.436/6.491 6.044 ± 0.6181
ea13 1342 1342/1342 1342 ± 0 6.418 5.845/6.563 6.29 ± 0.4976
ea14 1342 1342/1342 1342 ± 0 6.223 5.411/6.685 6.085 ± 0.7049
ea15 1342 1342/1342 1342 ± 0 5.872 5.305/6.287 5.904 ± 0.6519
ea16 1342 1342/1342 1342 ± 0 5.257 5.12/5.456 5.208 ± 0.2552
ea17 1342 1342/1342 1342 ± 0 6.189 5.715/6.851 6.322 ± 0.6004
ea18 1342 1342/1342 1342 ± 0 5.301 4.92/5.827 5.352 ± 0.5201
ea19 1342 1342/1342 1342 ± 0 6.223 5.57/6.73 6.169 ± 0.6169
ea20 1342 1342/1342 1342 ± 0 6.424 5.871/6.798 6.405 ± 0.5958
ea21 1342 1342/1342 1342 ± 0 5.779 5.442/6.371 5.918 ± 0.5701
ea22 1342 1342/1342 1342 ± 0 6.051 5.473/6.516 5.977 ± 0.6043
ea23 1342 1342/1342 1342 ± 0 5.967 5.544/6.632 6.141 ± 0.6787
ea25 1342 1342/1342 1342 ± 0 5.486 5.361/5.609 5.457 ± 0.1819
ea26 1342 1342/1342 1342 ± 0 6.057 5.651/6.642 6.114 ± 0.5356
ea27 1342 1342/1342 1342 ± 0.00003798 5.871 5.53/6.481 5.969 ± 0.561
ea28 1342 1342/1342 1342 ± 0 5.885 5.544/6.639 6.112 ± 0.6275
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 ± 0.00002394 5.537 5.284/5.715 5.476 ± 0.3215
4 1342 1342/1342 1342 ± 0.00002542 5.298 5.15/5.533 5.286 ± 0.3577
5 1342 1342/1342 1342 ± 0.00002394 5.471 5.326/5.543 5.433 ± 0.2923
6 1342 1342/1342 1342 ± 0.00002394 5.399 5.269/5.534 5.388 ± 0.2836
7 1342 1342/1342 1342 ± 0.00002394 5.432 5.267/5.583 5.419 ± 0.254
8 1342 1342/1342 1342 ± 0.00002394 5.475 5.202/5.573 5.389 ± 0.3001
9 1342 1342/1342 1342 ± 0.00002394 5.783 5.554/5.951 5.676 ± 0.3415
10 1342 1342/1342 1342 ± 0.00002491 6.219 5.92/6.306 6.106 ± 0.3482
11 1342 1342/1342 1342 ± 0.00002491 6.462 6.282/6.531 6.329 ± 0.3757
12 1342 1342/1342 1342 ± 0.00002491 6.544 6.239/6.67 6.458 ± 0.386
13 1342 1342/1342 1342 ± 0.00002491 6.929 6.775/7.148 6.872 ± 0.4071
14 1342 1342/1342 1342 ± 0.00002491 7.135 6.903/7.264 7.016 ± 0.4516
15 1342 1342/1342 1342 ± 0.00002491 6.72 6.479/6.854 6.595 ± 0.4227
16 1342 1342/1342 1342 ± 0.00003367 6.049 5.824/6.362 6.015 ± 0.3661
17 1342 1342/1342 1342 ± 0.00003501 6.063 5.827/6.267 6.008 ± 0.3575
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-05-01 08:07:33.215
End
2024-05-01 09:10:31.390
Duration
1:02:58.175
Note, WebLog generation is not included in the time.

CASA logs for stage 7