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 5.748 5.519/6.133 5.879 ± 0.5022
ea02 1342 1342/1342 1342 ± 0 6.014 5.632/6.632 6.155 ± 0.6454
ea04 1342 1342/1342 1342 ± 0 5.526 5.235/6.1 5.717 ± 0.5279
ea05 1342 1342/1342 1342 ± 0 5.877 5.537/6.268 5.916 ± 0.5646
ea06 1342 1342/1342 1342 ± 0 5.193 5.029/5.521 5.267 ± 0.3555
ea07 1342 1342/1342 1342 ± 0 6.062 5.682/6.254 6.104 ± 0.5072
ea08 1342 1342/1342 1342 ± 0.000004523 6.131 5.805/6.753 6.313 ± 0.6586
ea09 1342 1342/1342 1342 ± 0 5.706 5.394/6.341 5.892 ± 0.5939
ea10 1342 1342/1342 1342 ± 0 6.03 5.479/6.642 6.08 ± 0.6119
ea11 1342 1342/1342 1342 ± 0.000001205 6.254 5.517/6.647 6.186 ± 0.687
ea12 1342 1342/1342 1342 ± 0 5.617 5.491/5.716 5.634 ± 0.184
ea13 1342 1342/1342 1342 ± 0 6.232 5.927/6.416 6.288 ± 0.4501
ea14 1342 1342/1342 1342 ± 0 5.826 5.343/6.431 5.946 ± 0.6387
ea15 1342 1342/1342 1342 ± 0 5.922 5.451/6.471 6.02 ± 0.6326
ea16 1342 1342/1342 1342 ± 0 6.166 5.769/6.741 6.345 ± 0.6592
ea17 1342 1342/1342 1342 ± 0.0000104 6.098 5.75/6.598 6.263 ± 0.5904
ea18 1342 1342/1342 1342 ± 0 5.138 4.9/5.679 5.301 ± 0.4923
ea19 1342 1342/1342 1342 ± 0 6.077 5.736/6.775 6.282 ± 0.6236
ea20 1342 1342/1342 1342 ± 0 6.238 5.876/6.799 6.374 ± 0.5932
ea21 1342 1342/1342 1342 ± 0 5.801 5.555/6.336 5.971 ± 0.5194
ea22 1342 1342/1342 1342 ± 0 5.503 5.391/6.241 5.781 ± 0.5914
ea23 1342 1342/1342 1342 ± 0 6.034 5.59/6.473 6.147 ± 0.6397
ea25 1342 1342/1342 1342 ± 0.000001167 5.886 5.571/6.339 6.025 ± 0.5423
ea26 1342 1342/1342 1342 ± 0 6.15 5.879/6.783 6.365 ± 0.6389
ea27 1342 1342/1342 1342 ± 0.0000275 5.589 5.454/6.358 5.835 ± 0.5533
ea28 1342 1342/1342 1342 ± 0.00003198 5.845 5.634/6.574 6.101 ± 0.666
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 ± 0.00002348 5.59 5.44/5.857 5.61 ± 0.2746
3 1342 1342/1342 1342 ± 0.0000236 5.44 5.142/5.674 5.415 ± 0.3063
4 1342 1342/1342 1342 ± 0.0000244 5.496 5.19/5.672 5.462 ± 0.3438
5 1342 1342/1342 1342 ± 0.00002348 5.614 5.335/5.74 5.584 ± 0.3226
6 1342 1342/1342 1342 ± 0.00002393 5.607 5.393/5.705 5.557 ± 0.2951
7 1342 1342/1342 1342 ± 0.00002348 5.543 5.391/5.737 5.538 ± 0.2585
8 1342 1342/1342 1342 ± 0.00002348 5.488 5.305/5.634 5.467 ± 0.3017
9 1342 1342/1342 1342 ± 0.00002348 5.775 5.561/6.006 5.712 ± 0.3211
10 1342 1342/1342 1342 ± 0.00002348 6.162 6.001/6.327 6.119 ± 0.3157
11 1342 1342/1342 1342 ± 0.00002393 6.341 6.241/6.524 6.323 ± 0.3102
12 1342 1342/1342 1342 ± 0.0000244 6.49 6.31/6.667 6.473 ± 0.3693
13 1342 1342/1342 1342 ± 0.00002393 6.956 6.831/7.269 6.936 ± 0.3789
14 1342 1342/1342 1342 ± 0.00002393 7.201 6.955/7.433 7.143 ± 0.4063
15 1342 1342/1342 1342 ± 0.00002393 6.839 6.627/7.054 6.788 ± 0.399
16 1342 1342/1342 1342 ± 0.0000304 6.103 5.805/6.363 6.096 ± 0.3863
17 1342 1342/1342 1342 ± 0.00003674 6.192 5.714/6.376 6.09 ± 0.371
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-04-06 09:49:38.211
End
2024-04-06 10:54:19.489
Duration
1:04:41.278
Note, WebLog generation is not included in the time.

CASA logs for stage 7