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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.817 5.376/6.141 5.838 ± 0.5233
ea02 1342 1342/1342 1342 ± 0 5.931 5.524/6.697 6.125 ± 0.655
ea04 1342 1342/1342 1342 ± 0 5.643 5.192/6.272 5.744 ± 0.5605
ea05 1342 1342/1342 1342 ± 0 5.939 5.356/6.412 5.885 ± 0.5905
ea06 1342 1342/1342 1342 ± 0 5.196 4.881/5.487 5.205 ± 0.3757
ea07 1342 1342/1342 1342 ± 0 6.196 5.585/6.353 6.125 ± 0.5767
ea08 1342 1342/1342 1342 ± 0.000009274 6.027 5.657/6.8 6.295 ± 0.6883
ea09 1342 1342/1342 1342 ± 0 5.712 5.296/6.546 5.871 ± 0.6244
ea10 1342 1342/1342 1342 ± 0 6.162 5.403/6.76 6.113 ± 0.669
ea11 1342 1342/1342 1342 ± 0 6.058 5.272/6.463 5.978 ± 0.6801
ea12 1342 1342/1342 1342 ± 0 6.043 5.465/6.546 6.11 ± 0.6652
ea13 1342 1342/1342 1342 ± 0 6.089 5.957/6.453 6.286 ± 0.4702
ea14 1342 1342/1342 1342 ± 0 6.011 5.357/6.487 5.978 ± 0.6738
ea15 1342 1342/1342 1342 ± 0 5.784 5.179/6.354 5.857 ± 0.6929
ea16 1342 1342/1342 1342 ± 0 6.332 5.799/6.855 6.417 ± 0.7065
ea17 1342 1342/1342 1342 ± 0.00002028 6.088 5.674/6.871 6.23 ± 0.6117
ea18 1342 1342/1342 1342 ± 0 5.199 4.792/5.649 5.255 ± 0.512
ea19 1342 1342/1342 1342 ± 0 5.885 5.667/6.59 6.261 ± 0.6411
ea20 1342 1342/1342 1342 ± 0 6.417 5.826/6.983 6.406 ± 0.6451
ea21 1342 1342/1342 1342 ± 0 5.943 5.456/6.327 5.952 ± 0.5463
ea22 1342 1342/1342 1342 ± 0 5.544 5.412/6.546 5.929 ± 0.6528
ea23 1342 1342/1342 1342 ± 0 6.275 5.605/6.688 6.254 ± 0.6859
ea25 1342 1342/1342 1342 ± 0 5.684 5.33/6.255 5.802 ± 0.5738
ea26 1342 1342/1342 1342 ± 0 5.991 5.782/6.983 6.294 ± 0.6334
ea27 1342 1342/1342 1342 ± 0.000009751 5.871 5.49/6.552 5.972 ± 0.5739
ea28 1342 1342/1342 1342 ± 0.00003255 5.753 5.544/6.606 6.093 ± 0.6244
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 ± 0.00002349 5.504 5.321/5.771 5.515 ± 0.2562
4 1342 1342/1342 1342 ± 0.00002552 5.45 5.123/5.609 5.39 ± 0.3796
5 1342 1342/1342 1342 ± 0.00002349 5.52 5.242/5.636 5.473 ± 0.3298
6 1342 1342/1342 1342 ± 0.00002349 5.406 5.147/5.558 5.365 ± 0.2954
7 1342 1342/1342 1342 ± 0.00002349 5.45 5.271/5.624 5.436 ± 0.2667
8 1342 1342/1342 1342 ± 0.00002349 5.456 5.215/5.621 5.395 ± 0.2842
9 1342 1342/1342 1342 ± 0.00002349 5.716 5.505/5.956 5.676 ± 0.3355
10 1342 1342/1342 1342 ± 0.00002349 6.146 5.943/6.332 6.102 ± 0.3174
11 1342 1342/1342 1342 ± 0.00002349 6.4 6.196/6.527 6.319 ± 0.3299
12 1342 1342/1342 1342 ± 0.00002387 6.512 6.311/6.694 6.459 ± 0.3653
13 1342 1342/1342 1342 ± 0.00002349 6.941 6.842/7.158 6.941 ± 0.3666
14 1342 1342/1342 1342 ± 0.00002349 7.245 6.963/7.419 7.147 ± 0.4194
15 1342 1342/1342 1342 ± 0.00002349 6.824 6.556/7.037 6.733 ± 0.4113
16 1342 1342/1342 1342 ± 0.00003194 6.071 5.686/6.287 6.042 ± 0.4042
17 1342 1342/1342 1342 ± 0.00003065 6.123 5.71/6.356 6.06 ± 0.3882
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
overwrite_modelcol
False
Start time
2024-12-17 02:41:45.229
End
2024-12-17 03:51:12.242
Duration
1:09:27.013
Note, WebLog generation is not included in the time.

CASA logs for stage 8