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

Statwt Summary Plot

VLASS2.1.sb38523814.eb38632964.59098.28982543982_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 5.627 5.359/6.126 5.777 ± 0.5526
ea02 1342 1342/1342 1342 ± 0.000001507 5.879 5.466/6.552 6.071 ± 0.6806
ea04 1342 1342/1342 1342 ± 0 5.478 5.151/6.077 5.671 ± 0.5646
ea05 1342 1342/1342 1342 ± 0 5.729 5.289/6.209 5.789 ± 0.6095
ea06 1342 1342/1342 1342 ± 0 4.782 4.593/5.284 4.924 ± 0.4029
ea07 1342 1342/1342 1342 ± 0 6.031 5.561/6.353 6.081 ± 0.6092
ea08 1342 1342/1342 1342 ± 0.00001617 5.953 5.602/6.713 6.186 ± 0.7002
ea09 1342 1342/1342 1342 ± 0 5.652 5.228/6.324 5.787 ± 0.6872
ea10 1342 1342/1342 1342 ± 0 5.917 5.449/6.702 6.044 ± 0.6927
ea11 1342 1342/1342 1342 ± 0 5.922 5.244/6.422 5.9 ± 0.6664
ea12 1342 1342/1342 1342 ± 0 5.791 5.427/6.451 5.999 ± 0.658
ea13 1342 1342/1342 1342 ± 0 6.11 5.774/6.412 6.183 ± 0.5508
ea14 1342 1342/1342 1342 ± 0 5.835 5.259/6.388 5.902 ± 0.6768
ea15 1342 1342/1342 1342 ± 0 5.636 5.148/6.252 5.772 ± 0.7144
ea16 1342 1342/1342 1342 ± 0 6.271 5.706/6.837 6.362 ± 0.7458
ea17 1342 1342/1342 1342 ± 0.000005158 6.125 5.685/6.9 6.244 ± 0.666
ea18 1342 1342/1342 1342 ± 0 5.066 4.78/5.606 5.217 ± 0.5296
ea19 1342 1342/1342 1342 ± 0 5.784 5.557/6.753 6.183 ± 0.6878
ea20 1342 1342/1342 1342 ± 0 6.164 5.744/6.784 6.288 ± 0.6621
ea21 1342 1342/1342 1342 ± 0 5.752 5.451/6.338 5.915 ± 0.5867
ea22 1342 1342/1342 1342 ± 0 5.651 5.24/6.42 5.806 ± 0.6727
ea23 1342 1342/1342 1342 ± 0 6.222 5.595/6.712 6.229 ± 0.7028
ea25 1342 1342/1342 1342 ± 0 5.683 5.328/6.211 5.812 ± 0.6025
ea26 1342 1342/1342 1342 ± 0 6.036 5.601/6.704 6.188 ± 0.7196
ea27 1342 1342/1342 1342 ± 0.00001093 5.667 5.405/6.519 5.891 ± 0.621
ea28 1342 1342/1342 1342 ± 0.00003289 5.728 5.465/6.51 5.975 ± 0.6832
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 ± 0.00002352 5.384 5.218/5.567 5.369 ± 0.2615
3 1342 1342/1342 1342 ± 0.0000252 5.251 5.036/5.46 5.218 ± 0.2931
4 1342 1342/1342 1342 ± 0.00002396 5.261 5.022/5.471 5.202 ± 0.3088
5 1342 1342/1342 1342 ± 0.00002352 5.468 5.188/5.655 5.427 ± 0.3352
6 1342 1342/1342 1342 ± 0.00002352 5.4 5.165/5.548 5.356 ± 0.3035
7 1342 1342/1342 1342 ± 0.00002352 5.444 5.268/5.607 5.413 ± 0.2881
8 1342 1342/1342 1342 ± 0.00002352 5.453 5.242/5.559 5.366 ± 0.3116
9 1342 1342/1342 1342 ± 0.00002352 5.717 5.467/5.953 5.656 ± 0.3635
10 1342 1342/1342 1342 ± 0.00002376 6.132 5.953/6.316 6.088 ± 0.3339
11 1342 1342/1342 1342 ± 0.00002376 6.368 6.184/6.496 6.3 ± 0.3456
12 1342 1342/1342 1342 ± 0.00002352 6.488 6.374/6.718 6.478 ± 0.3747
13 1342 1342/1342 1342 ± 0.00002352 6.984 6.869/7.154 6.948 ± 0.3996
14 1342 1342/1342 1342 ± 0.00002352 7.249 7.008/7.45 7.152 ± 0.4437
15 1342 1342/1342 1342 ± 0.00002352 6.813 6.575/6.997 6.715 ± 0.4411
16 1342 1342/1342 1342 ± 0.00003278 6.014 5.873/6.321 6.035 ± 0.3793
17 1342 1342/1342 1342 ± 0.00002984 6.015 5.818/6.284 6.028 ± 0.3639
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
datacolumn
residual_data
Start time
2025-02-04 00:34:46.389
End
2025-02-04 01:05:33.794
Duration
0:30:47.405
Note, WebLog generation is not included in the time.

CASA logs for stage 8