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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.525 5.285/5.881 5.617 ± 0.3991
ea02 1342 1342/1342 1342 ± 0 5.754 5.412/6.288 5.897 ± 0.4817
ea04 1342 1342/1342 1342 ± 0 5.471 5.175/5.968 5.593 ± 0.4967
ea05 1342 1342/1342 1342 ± 0 5.327 5.053/5.68 5.36 ± 0.3883
ea06 1342 1342/1342 1342 ± 0 4.85 4.744/5.202 4.94 ± 0.2708
ea07 1342 1342/1342 1342 ± 0 5.59 5.291/5.891 5.632 ± 0.4028
ea08 1342 1342/1342 1342 ± 0 5.65 5.288/6.095 5.705 ± 0.4329
ea09 1342 1342/1342 1342 ± 0 5.206 4.999/5.616 5.323 ± 0.3762
ea10 1342 1342/1342 1342 ± 0.000008187 5.221 4.975/5.91 5.368 ± 0.4324
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.629 5.336/5.919 5.689 ± 0.4123
ea13 1342 1342/1342 1342 ± 0 5.985 5.647/6.117 5.946 ± 0.3951
ea14 1342 1342/1342 1342 ± 0 5.516 5.11/5.961 5.55 ± 0.4712
ea15 1342 1342/1342 1342 ± 0 5.757 5.294/6.152 5.77 ± 0.5175
ea16 1342 1342/1342 1342 ± 0 5.553 5.361/5.907 5.649 ± 0.4081
ea17 1342 1342/1342 1342 ± 0.000002134 5.394 5.315/5.732 5.536 ± 0.3433
ea18 1342 1342/1342 1342 ± 0 4.645 4.481/4.91 4.703 ± 0.2981
ea19 1342 1342/1342 1342 ± 0 5.409 5.119/5.778 5.441 ± 0.3622
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.534 5.376/6.181 5.756 ± 0.4648
ea22 1342 1342/1342 1342 ± 0 4.948 4.774/5.439 5.05 ± 0.4301
ea23 1342 1342/1342 1342 ± 0 5.91 5.71/6.725 6.16 ± 0.6198
ea25 1342 1342/1342 1342 ± 0 5.622 5.421/6.109 5.784 ± 0.5051
ea26 1342 1342/1342 1342 ± 0 5.571 5.425/6.117 5.759 ± 0.4103
ea27 1342 1342/1342 1342 ± 0.00004046 5.28 5.126/5.834 5.37 ± 0.4071
ea28 1342 1342/1342 1342 ± 0 5.732 5.534/6.457 5.973 ± 0.5596
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 ± 0.00002441 5.406 5.208/5.519 5.381 ± 0.264
3 1342 1342/1342 1342 ± 0.00002446 5.287 5.087/5.366 5.229 ± 0.2855
4 1342 1342/1342 1342 ± 0.00003152 4.931 4.753/5.164 4.971 ± 0.3429
5 1342 1342/1342 1342 ± 0.00002441 5.3 4.978/5.447 5.246 ± 0.3201
6 1342 1342/1342 1342 ± 0.00002441 5.18 5.048/5.38 5.188 ± 0.2691
7 1342 1342/1342 1342 ± 0.00002441 5.255 5.078/5.37 5.207 ± 0.2701
8 1342 1342/1342 1342 ± 0.00002441 5.209 4.973/5.382 5.146 ± 0.3085
9 1342 1342/1342 1342 ± 0.00002441 5.415 5.13/5.602 5.367 ± 0.3521
10 1342 1342/1342 1342 ± 0.00002441 5.732 5.483/6.017 5.71 ± 0.3539
11 1342 1342/1342 1342 ± 0.00002441 5.869 5.741/6.14 5.882 ± 0.3523
12 1342 1342/1342 1342 ± 0.00002441 5.995 5.83/6.17 5.921 ± 0.5042
13 1342 1342/1342 1342 ± 0.00002441 6.335 6.069/6.553 6.311 ± 0.4471
14 1342 1342/1342 1342 ± 0.00002441 6.48 6.055/6.58 6.36 ± 0.4759
15 1342 1342/1342 1342 ± 0.00002441 6.086 5.646/6.217 5.947 ± 0.4382
16 1342 1342/1342 1342 ± 0.00003423 5.581 5.241/5.734 5.456 ± 0.3562
17 1342 1342/1342 1342 ± 0.00003368 5.421 5.176/5.663 5.399 ± 0.3662
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-12-03 07:55:38.323
End
2024-12-03 08:57:10.164
Duration
1:01:31.842
Note, WebLog generation is not included in the time.

CASA logs for stage 8