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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.558 5.391/6.066 5.775 ± 0.5398
ea02 1342 1342/1342 1342 ± 0.000004357 6.028 5.541/6.703 6.139 ± 0.6133
ea04 1342 1342/1342 1342 ± 0.000001109 5.323 4.986/5.933 5.5 ± 0.5624
ea05 1342 1342/1342 1342 ± 0 5.832 5.346/6.374 5.812 ± 0.6288
ea06 1342 1342/1342 1342 ± 0 5.236 4.801/5.48 5.195 ± 0.4065
ea07 1342 1342/1342 1342 ± 0.000002455 5.827 5.518/6.269 5.971 ± 0.5314
ea08 1342 1342/1342 1342 ± 0 5.93 5.709/6.875 6.275 ± 0.6899
ea09 1342 1342/1342 1342 ± 0 5.843 5.294/6.537 5.904 ± 0.6457
ea10 1342 1342/1342 1342 ± 0.00003035 5.988 5.409/6.727 6.055 ± 0.6913
ea11 1342 1342/1342 1342 ± 0 5.997 5.333/6.534 6.013 ± 0.6868
ea12 1342 1342/1342 1342 ± 0 5.326 5.29/5.52 5.46 ± 0.2587
ea13 1342 1342/1342 1342 ± 0 6.138 5.795/6.388 6.182 ± 0.4908
ea14 1342 1342/1342 1342 ± 0 5.718 5.293/6.415 5.803 ± 0.6401
ea15 1342 1342/1342 1342 ± 0 5.715 5.057/6.233 5.747 ± 0.7099
ea16 1342 1342/1342 1342 ± 0 6.197 5.623/6.725 6.166 ± 0.6862
ea17 1342 1342/1342 1342 ± 0.000003803 6.106 5.697/6.525 6.194 ± 0.6143
ea18 1342 1342/1342 1342 ± 0 5.167 4.794/5.657 5.209 ± 0.5118
ea19 1342 1342/1342 1342 ± 0 6.181 5.502/6.743 6.131 ± 0.6413
ea20 1342 1342/1342 1342 ± 0 6.095 5.706/6.703 6.217 ± 0.641
ea21 1342 1342/1342 1342 ± 0 5.609 5.39/6.33 5.825 ± 0.5578
ea22 1342 1342/1342 1342 ± 0 5.502 5.309/6.297 5.812 ± 0.6151
ea23 1342 1342/1342 1342 ± 0 5.765 5.53/6.472 6.042 ± 0.677
ea25 1342 1342/1342 1342 ± 0 5.794 5.515/6.292 5.934 ± 0.5811
ea26 1342 1342/1342 1342 ± 0 6.297 5.747/7.037 6.321 ± 0.6577
ea27 1342 1342/1342 1342 ± 0.00004036 5.591 5.376/6.468 5.811 ± 0.5944
ea28 1342 1342/1342 1342 ± 0 5.776 5.517/6.585 5.997 ± 0.6458
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 ± 0.0000236 5.548 5.295/5.746 5.502 ± 0.2758
3 1342 1342/1342 1342 ± 0.00002379 5.23 5.01/5.413 5.201 ± 0.2802
4 1342 1342/1342 1342 ± 0.00002829 5.335 5.191/5.456 5.34 ± 0.3178
5 1342 1342/1342 1342 ± 0.0000236 5.369 5.12/5.542 5.346 ± 0.3359
6 1342 1342/1342 1342 ± 0.00002405 5.419 5.16/5.515 5.372 ± 0.3101
7 1342 1342/1342 1342 ± 0.0000236 5.433 5.292/5.553 5.404 ± 0.2718
8 1342 1342/1342 1342 ± 0.0000236 5.471 5.188/5.562 5.378 ± 0.3004
9 1342 1342/1342 1342 ± 0.0000236 5.747 5.494/5.962 5.676 ± 0.34
10 1342 1342/1342 1342 ± 0.0000236 6.18 5.978/6.304 6.101 ± 0.3449
11 1342 1342/1342 1342 ± 0.00002405 6.387 6.217/6.52 6.333 ± 0.348
12 1342 1342/1342 1342 ± 0.00002451 6.589 6.376/6.733 6.499 ± 0.375
13 1342 1342/1342 1342 ± 0.00002405 6.972 6.823/7.242 6.936 ± 0.3785
14 1342 1342/1342 1342 ± 0.00002405 7.181 6.895/7.319 7.053 ± 0.4081
15 1342 1342/1342 1342 ± 0.00002405 6.641 6.396/6.792 6.565 ± 0.3848
16 1342 1342/1342 1342 ± 0.00003459 5.87 5.72/6.171 5.921 ± 0.2889
17 1342 1342/1342 1342 ± 0.00003858 5.94 5.807/6.229 5.946 ± 0.2792
datacolumn
residual_data
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2024-05-01 11:13:57.199
End
2024-05-01 12:20:59.015
Duration
1:07:01.817
Note, WebLog generation is not included in the time.

CASA logs for stage 7