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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.401 5.127/5.862 5.537 ± 0.525
ea02 1342 1342/1342 1342 ± 0.000004258 5.623 5.299/6.34 5.838 ± 0.6555
ea03 1342 1342/1342 1342 ± 0 5.13 4.59/5.797 5.223 ± 0.6406
ea04 1342 1342/1342 1342 ± 0.000004255 5.485 5.107/6.055 5.635 ± 0.5556
ea05 1342 1342/1342 1342 ± 0 5.647 5.246/6.201 5.768 ± 0.6027
ea06 1342 1342/1342 1342 ± 0 4.979 4.801/5.436 5.108 ± 0.3644
ea07 1342 1342/1342 1342 ± 0 5.882 5.436/6.253 5.935 ± 0.6118
ea08 1342 1342/1342 1342 ± 0.000001506 5.675 5.464/6.563 5.998 ± 0.7103
ea09 1342 1342/1342 1342 ± 0 5.581 5.12/6.407 5.686 ± 0.6632
ea10 1342 1342/1342 1342 ± 0.000001506 5.799 5.27/6.516 5.853 ± 0.6614
ea11 1342 1342/1342 1342 ± 0 6.247 5.854/6.612 6.234 ± 0.6738
ea12 1342 1342/1342 1342 ± 0 5.716 5.308/6.211 5.854 ± 0.5787
ea13 1342 1342/1342 1342 ± 0 5.885 5.631/6.337 6.032 ± 0.5439
ea14 1342 1342/1342 1342 ± 0 5.836 5.272/6.385 5.878 ± 0.6855
ea15 1342 1342/1342 1342 ± 0 5.645 5.18/6.243 5.788 ± 0.6746
ea16 1342 1342/1342 1342 ± 0 6.119 5.625/6.664 6.209 ± 0.7637
ea17 1342 1342/1342 1342 ± 0.00001472 6.178 5.787/6.776 6.324 ± 0.7099
ea18 1342 1342/1342 1342 ± 0 4.913 4.644/5.446 5.06 ± 0.5106
ea19 1342 1342/1342 1342 ± 0 5.734 5.326/6.377 5.913 ± 0.6203
ea21 1342 1342/1342 1342 ± 0 5.724 5.29/6.307 5.834 ± 0.6087
ea22 1342 1342/1342 1342 ± 0 5.435 5.153/6.239 5.655 ± 0.6505
ea23 1342 1342/1342 1342 ± 0 5.96 5.489/6.482 6.058 ± 0.6994
ea25 1342 1342/1342 1342 ± 0.000001521 5.64 5.228/6.149 5.704 ± 0.5707
ea26 1342 1342/1342 1342 ± 0 5.914 5.419/6.614 6.042 ± 0.7484
ea27 1342 1342/1342 1342 ± 0.00002433 5.542 5.271/6.39 5.735 ± 0.6157
ea28 1342 1342/1342 1342 ± 0.00001172 5.318 5.118/6.051 5.53 ± 0.5981
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 5.308 5.138/5.426 5.259 ± 0.26
3 1342 1342/1342 1342 ± 0.00002438 4.943 4.756/5.237 4.976 ± 0.2898
4 1342 1342/1342 1342 ± 0.0000244 5.133 4.995/5.355 5.154 ± 0.3393
5 1342 1342/1342 1342 ± 0.00002394 5.241 5.025/5.355 5.21 ± 0.3078
6 1342 1342/1342 1342 ± 0.00002394 5.286 5.085/5.415 5.224 ± 0.2941
7 1342 1342/1342 1342 ± 0.00002394 5.253 5.192/5.409 5.286 ± 0.2662
8 1342 1342/1342 1342 ± 0.00002394 5.238 5.089/5.431 5.247 ± 0.3003
9 1342 1342/1342 1342 ± 0.00002394 5.529 5.321/5.82 5.54 ± 0.339
10 1342 1342/1342 1342 ± 0.00002394 5.995 5.759/6.231 5.951 ± 0.3296
11 1342 1342/1342 1342 ± 0.00002349 6.264 6.058/6.42 6.182 ± 0.3275
12 1342 1342/1342 1342 ± 0.00002394 6.393 6.201/6.499 6.343 ± 0.3641
13 1342 1342/1342 1342 ± 0.00002394 6.836 6.583/6.931 6.765 ± 0.4022
14 1342 1342/1342 1342 ± 0.00002349 6.975 6.772/7.179 6.924 ± 0.4328
15 1342 1342/1342 1342 ± 0.00002394 6.609 6.372/6.823 6.537 ± 0.429
16 1342 1342/1342 1342 ± 0.00002893 5.915 5.586/6.095 5.858 ± 0.3817
17 1342 1342/1342 1342 ± 0.00002856 5.818 5.589/6.089 5.837 ± 0.369
overwrite_modelcol
False
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-11-15 10:44:29.778
End
2024-11-15 11:53:42.770
Duration
1:09:12.992
Note, WebLog generation is not included in the time.

CASA logs for stage 8