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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.289 5.068/5.696 5.408 ± 0.5303
ea02 1342 1342/1342 1342 ± 0 5.596 5.24/6.2 5.734 ± 0.6661
ea04 1342 1342/1342 1342 ± 0 5.086 4.764/5.574 5.202 ± 0.4919
ea05 1342 1342/1342 1342 ± 0 5.606 5.07/6.037 5.501 ± 0.5405
ea06 1342 1342/1342 1342 ± 0 4.937 4.628/5.453 5.058 ± 0.4932
ea07 1342 1342/1342 1342 ± 0.000002498 5.533 5.192/5.876 5.645 ± 0.5241
ea08 1342 1342/1342 1342 ± 0.000009908 5.614 5.204/6.236 5.751 ± 0.6579
ea09 1342 1342/1342 1342 ± 0 5.483 5.094/6.18 5.586 ± 0.5728
ea10 1342 1342/1342 1342 ± 0.00003497 5.513 5.111/6.268 5.634 ± 0.6239
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.6 5.131/6.049 5.635 ± 0.593
ea13 1342 1342/1342 1342 ± 0 5.958 5.523/6.168 5.949 ± 0.4898
ea14 1342 1342/1342 1342 ± 0 5.493 5.055/6.009 5.594 ± 0.5909
ea15 1342 1342/1342 1342 ± 0 5.32 4.899/5.858 5.463 ± 0.6037
ea16 1342 1342/1342 1342 ± 0 5.934 5.445/6.44 5.979 ± 0.6616
ea17 1342 1342/1342 1342 ± 0.000006999 5.531 5.34/6.14 5.728 ± 0.6067
ea18 1342 1342/1342 1342 ± 0.000001117 4.851 4.498/5.297 4.863 ± 0.4944
ea19 1342 1342/1342 1342 ± 0 5.882 5.414/6.426 5.94 ± 0.5807
ea20 1342 1342/1342 1342 ± 0 5.994 5.433/6.483 5.935 ± 0.5976
ea21 1342 1342/1342 1342 ± 0 5.381 5.143/5.894 5.54 ± 0.476
ea22 1342 1342/1342 1342 ± 0 5.376 5.098/6.101 5.577 ± 0.6204
ea23 1342 1342/1342 1342 ± 0 5.677 5.264/6.239 5.773 ± 0.6116
ea25 1342 1342/1342 1342 ± 0.000006359 5.185 4.992/5.739 5.369 ± 0.5405
ea26 1342 1342/1342 1342 ± 0 5.817 5.491/6.409 5.949 ± 0.6516
ea27 1342 1342/1342 1342 ± 0.00004097 5.251 5.076/6.046 5.445 ± 0.5863
ea28 1342 1342/1342 1342 ± 0.00003435 5.344 5.153/6.173 5.601 ± 0.6119
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 ± 0.00002395 5.095 4.986/5.407 5.14 ± 0.2608
3 1342 1342/1342 1342 ± 0.00002584 4.804 4.64/5.111 4.858 ± 0.3416
4 1342 1342/1342 1342 ± 0.00002648 5.088 4.882/5.279 5.039 ± 0.2987
5 1342 1342/1342 1342 ± 0.00002395 5.135 4.912/5.37 5.152 ± 0.3417
6 1342 1342/1342 1342 ± 0.00002395 5.14 5.019/5.356 5.151 ± 0.2878
7 1342 1342/1342 1342 ± 0.00002395 5.136 5.081/5.282 5.151 ± 0.253
8 1342 1342/1342 1342 ± 0.00002395 5.12 4.881/5.263 5.054 ± 0.2831
9 1342 1342/1342 1342 ± 0.00002395 5.328 5.172/5.58 5.31 ± 0.3061
10 1342 1342/1342 1342 ± 0.00002395 5.736 5.602/5.938 5.717 ± 0.2938
11 1342 1342/1342 1342 ± 0.00002395 5.981 5.785/6.107 5.922 ± 0.3011
12 1342 1342/1342 1342 ± 0.00002395 6.105 5.882/6.277 6.084 ± 0.3303
13 1342 1342/1342 1342 ± 0.00002395 6.52 6.403/6.659 6.497 ± 0.3346
14 1342 1342/1342 1342 ± 0.00002395 6.709 6.455/6.996 6.683 ± 0.3614
15 1342 1342/1342 1342 ± 0.00002395 6.454 6.152/6.61 6.354 ± 0.3787
16 1342 1342/1342 1342 ± 0.0000418 5.574 5.325/5.878 5.622 ± 0.3363
17 1342 1342/1342 1342 ± 0.00004246 5.6 5.405/5.89 5.63 ± 0.3239
statwtmode
VLASS-SE
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-12-31 07:40:03.621
End
2024-12-31 08:44:06.136
Duration
1:04:02.514
Note, WebLog generation is not included in the time.

CASA logs for stage 8