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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.187 5.01/5.939 5.491 ± 0.6632
ea02 1342 1342/1342 1342 ± 0.00002707 5.513 5.194/6.595 5.852 ± 0.8397
ea04 1342 1342/1342 1342 ± 0.00002797 5.221 4.923/5.895 5.444 ± 0.6769
ea05 1342 1342/1342 1342 ± 0.00003144 5.398 5.114/6.549 5.757 ± 0.7811
ea06 1342 1342/1342 1342 ± 0.00003347 4.483 4.244/5.196 4.713 ± 0.5134
ea07 1342 1342/1342 1342 ± 0.00004268 5.488 5.253/6.163 5.765 ± 0.7634
ea08 1342 1342/1342 1342 ± 0.00004206 5.562 5.202/6.61 5.91 ± 0.906
ea09 1342 1342/1342 1342 ± 0 5.457 5.122/6.488 5.729 ± 0.7477
ea10 1342 1342/1342 1342 ± 0.00004396 5.514 5.088/6.536 5.774 ± 0.8212
ea11 1342 1342/1342 1342 ± 0.00004673 5.256 4.856/6.378 5.62 ± 0.8637
ea12 1342 1342/1342 1342 ± 0.00003572 5.447 5.107/6.155 5.684 ± 0.7899
ea13 1342 1342/1342 1342 ± 0 5.555 5.422/6.296 5.983 ± 0.7386
ea14 1342 1342/1342 1342 ± 0.00002722 5.329 5.035/6.289 5.599 ± 0.7543
ea15 1342 1342/1342 1342 ± 0.00001949 5.009 4.937/6.118 5.455 ± 0.7927
ea16 1342 1342/1342 1342 ± 0.00000501 5.697 5.311/6.752 5.935 ± 0.9569
ea17 1342 1342/1342 1342 ± 0.0000467 5.601 5.179/6.395 5.833 ± 0.8458
ea18 1342 1342/1342 1342 ± 0.00004543 4.597 4.558/5.344 4.952 ± 0.6077
ea19 1342 1342/1342 1342 ± 0.000007059 5.612 5.452/6.791 6.086 ± 0.8221
ea20 1342 1342/1342 1342 ± 0.00004077 5.673 5.502/6.682 5.949 ± 0.8495
ea21 1342 1342/1342 1342 ± 0.00001084 5.432 4.97/6.337 5.695 ± 0.7872
ea22 1342 1342/1342 1342 ± 0.000003359 5.181 4.842/6.142 5.563 ± 0.7463
ea23 1342 1342/1342 1342 ± 0.00003639 5.362 5.123/6.313 5.799 ± 0.8588
ea25 1342 1342/1342 1342 ± 0.0000478 5.262 4.962/6.064 5.547 ± 0.7808
ea26 1342 1342/1342 1342 ± 0 5.626 5.517/6.941 6.127 ± 0.8228
ea27 1342 1342/1342 1342 ± 0.00004578 5.278 5.018/6.368 5.594 ± 0.7609
ea28 1342 1342/1342 1342 ± 0.00004445 5.409 5.243/6.379 5.754 ± 0.8082
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 ± 0.0000235 5.128 4.962/5.433 5.143 ± 0.3059
3 1342 1342/1342 1342 ± 0.00003253 4.683 4.56/4.926 4.675 ± 0.3386
5 1342 1342/1342 1342 ± 0.00002879 5.4 5.116/5.654 5.353 ± 0.3445
6 1342 1342/1342 1342 ± 0.0000235 5.175 4.953/5.335 5.122 ± 0.2976
7 1342 1342/1342 1342 ± 0.0000235 5.215 5.089/5.41 5.204 ± 0.2776
8 1342 1342/1342 1342 ± 0.0000235 5.185 5.009/5.296 5.145 ± 0.3029
9 1342 1342/1342 1342 ± 0.0000237 5.295 5.035/5.511 5.246 ± 0.3368
10 1342 1342/1342 1342 ± 0.00002349 6.005 5.874/6.164 5.958 ± 0.3227
11 1342 1342/1342 1342 ± 0.00002349 6.29 6.127/6.394 6.218 ± 0.3429
12 1342 1342/1342 1342 ± 0.00002349 6.486 6.275/6.608 6.416 ± 0.3774
13 1342 1342/1342 1342 ± 0.00002349 6.937 6.807/7.11 6.881 ± 0.407
14 1342 1342/1342 1342 ± 0.00002349 7.133 6.931/7.357 7.091 ± 0.4546
15 1342 1342/1342 1342 ± 0.00004051 6.082 5.817/6.63 6.167 ± 0.6014
16 1342 1342/1342 1342 ± 0.0000605 4.574 4.436/4.709 4.578 ± 0.2096
17 1342 1342/1342 1342 ± 0.00006103 4.944 4.77/5.144 4.96 ± 0.3056
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2024-11-03 02:15:28.920
End
2024-11-03 03:10:53.825
Duration
0:55:24.904
Note, WebLog generation is not included in the time.

CASA logs for stage 8