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

Statwt Summary Plot

VLASS2.1.sb39020510.eb39074114.59177.52519034722_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 5.425 5.253/6.246 5.589 ± 0.7982
ea02 1342 1342/1342 1342 ± 0.00004228 6.284 5.543/6.772 5.984 ± 1.045
ea03 1342 1342/1342 1342 ± 0.00001085 2.069 1.97/2.463 2.191 ± 0.3152
ea04 1342 1342/1342 1342 ± 0.0000415 5.537 5.3/6.304 5.666 ± 0.8272
ea05 1342 1342/1342 1342 ± 0.00002676 5.845 5.285/6.589 5.823 ± 0.912
ea06 1342 1342/1342 1342 ± 0.00002604 4.496 4.324/5.232 4.55 ± 0.877
ea07 1342 1342/1342 1342 ± 0.00003951 6.033 5.565/6.465 5.98 ± 0.9323
ea08 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea09 1342 1342/1342 1342 ± 0.00004188 5.686 5.327/6.732 5.798 ± 0.9646
ea10 1342 1342/1342 1342 ± 0.00004143 5.807 5.378/6.945 5.929 ± 1.016
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004252 5.707 5.424/6.792 5.903 ± 0.9815
ea13 1342 1342/1342 1342 ± 0.00003356 6.046 5.536/6.437 5.953 ± 0.8553
ea14 1342 1342/1342 1342 ± 0.00004042 5.564 5.077/6.377 5.58 ± 0.9307
ea15 1342 1342/1342 1342 ± 0.00002325 3.45 3.265/4.276 3.547 ± 0.8416
ea16 1342 1342/1342 1342 ± 0.00003741 6.026 5.518/6.865 6.001 ± 1.111
ea17 1342 1342/1342 1342 ± 0.00003344 6.202 5.603/7.174 6.185 ± 1.061
ea18 1342 1342/1342 1342 ± 0.0000407 4.989 4.711/5.939 5.138 ± 0.7723
ea19 1342 1342/1342 1342 ± 0.00001819 5.758 5.515/6.726 5.931 ± 0.9465
ea20 1342 1342/1342 1342 ± 0.00003878 6.075 5.944/7.169 6.228 ± 1.003
ea23 1342 1342/1342 1342 ± 0.00003859 5.736 5.439/6.758 6.028 ± 1.009
ea24 1342 1342/1342 1342 ± 0.00004186 5.451 5.064/6.412 5.554 ± 0.8926
ea25 1342 1342/1342 1342 ± 0.00004096 5.805 5.387/6.711 5.886 ± 0.9506
ea26 1342 1342/1342 1342 ± 0.00001189 1.541 1.496/1.654 1.577 ± 0.1143
ea27 1342 1342/1342 1342 ± 0.00004104 5.648 5.317/6.787 5.827 ± 0.9584
ea28 1342 1342/1342 1342 ± 0.00004074 5.481 5.358/6.434 5.706 ± 0.852
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 ± 0.00002453 5.398 4.982/5.634 4.976 ± 1.127
3 1342 1342/1342 1342 ± 0.0000305 5.228 4.358/5.625 4.797 ± 1.262
5 1342 1342/1342 1342 ± 0.00002453 5.585 5.147/5.857 5.205 ± 1.238
6 1342 1342/1342 1342 ± 0.00002453 5.404 5.04/5.563 4.972 ± 1.115
7 1342 1342/1342 1342 ± 0.00002453 5.428 5.189/5.577 5.046 ± 1.12
8 1342 1342/1342 1342 ± 0.00002453 5.364 5.074/5.576 5.008 ± 1.122
9 1342 1342/1342 1342 ± 0.00002453 5.49 5.329/5.832 5.191 ± 1.204
10 1342 1342/1342 1342 ± 0.00002453 6.161 5.842/6.325 5.652 ± 1.276
11 1342 1342/1342 1342 ± 0.00002453 6.415 6.024/6.574 5.924 ± 1.319
12 1342 1342/1342 1342 ± 0.00002453 6.565 6.26/6.789 6.113 ± 1.385
13 1342 1342/1342 1342 ± 0.00002453 6.993 6.499/7.207 6.483 ± 1.466
14 1342 1342/1342 1342 ± 0.00002453 7.102 6.654/7.334 6.553 ± 1.485
15 1342 1342/1342 1342 ± 0.00002561 6.77 6.382/7.039 6.252 ± 1.442
16 1342 1342/1342 1342 ± 0.00005261 3.939 3.639/4.121 3.615 ± 0.9004
17 1342 1342/1342 1342 ± 0.00005512 4.028 3.798/4.21 3.759 ± 0.8293
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb39020510.eb39074114.59177.52519034722_split_split.ms
Start time
2025-01-11 10:20:11.127
End
2025-01-11 11:12:52.680
Duration
0:52:41.553
Note, WebLog generation is not included in the time.

CASA logs for stage 8