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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.943 5.338/6.284 5.829 ± 0.572
ea02 1342 1342/1342 1342 ± 0 5.857 5.481/6.631 6.038 ± 0.6628
ea04 1342 1342/1342 1342 ± 0.000006186 5.658 5.245/6.175 5.727 ± 0.5545
ea05 1342 1342/1342 1342 ± 0 6.01 5.465/6.643 5.994 ± 0.6294
ea06 1342 1342/1342 1342 ± 0 5.665 5.11/6.048 5.604 ± 0.5187
ea07 1342 1342/1342 1342 ± 0 5.357 5.189/5.444 5.33 ± 0.1856
ea08 1342 1342/1342 1342 ± 0 5.982 5.67/6.811 6.249 ± 0.6823
ea09 1342 1342/1342 1342 ± 0 5.127 4.946/5.752 5.312 ± 0.4513
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0 5.822 5.422/6.547 6.004 ± 0.6255
ea13 1342 1342/1342 1342 ± 0 6.22 5.81/6.417 6.231 ± 0.4938
ea14 1342 1342/1342 1342 ± 0 6.187 5.49/6.636 6.116 ± 0.6771
ea15 1342 1342/1342 1342 ± 0 5.974 5.403/6.456 6.017 ± 0.6851
ea16 1342 1342/1342 1342 ± 0 6.234 5.715/6.791 6.315 ± 0.7289
ea17 1342 1342/1342 1342 ± 0 5.728 5.582/5.855 5.731 ± 0.1546
ea18 1342 1342/1342 1342 ± 0.000001582 5.319 4.883/5.802 5.319 ± 0.5317
ea19 1342 1342/1342 1342 ± 0 5.694 5.663/5.855 5.756 ± 0.1004
ea20 1342 1342/1342 1342 ± 0 6.4 5.794/6.907 6.342 ± 0.6503
ea21 1342 1342/1342 1342 ± 0 5.93 5.486/6.391 5.974 ± 0.5761
ea22 1342 1342/1342 1342 ± 0 5.487 5.26/6.513 5.824 ± 0.6613
ea23 1342 1342/1342 1342 ± 0 6.259 5.587/6.684 6.187 ± 0.6958
ea24 1342 1342/1342 1342 ± 0 6.003 5.105/6.421 5.762 ± 0.6333
ea25 1342 1342/1342 1342 ± 0.000006254 5.67 5.422/6.458 5.946 ± 0.6117
ea26 1342 1342/1342 1342 ± 0 6.181 5.719/6.995 6.274 ± 0.6962
ea27 1342 1342/1342 1342 ± 0 5.509 5.319/5.6 5.472 ± 0.1489
ea28 1342 1342/1342 1342 ± 0.00004044 5.884 5.509/6.578 6.028 ± 0.6655
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 ± 0.00002397 5.462 5.296/5.635 5.45 ± 0.2281
3 1342 1342/1342 1342 ± 0.000024 5.375 5.195/5.627 5.389 ± 0.2724
4 1342 1342/1342 1342 ± 0.00002602 5.277 5.115/5.43 5.253 ± 0.3179
5 1342 1342/1342 1342 ± 0.00002397 5.469 5.307/5.678 5.466 ± 0.3044
6 1342 1342/1342 1342 ± 0.00002397 5.43 5.199/5.607 5.403 ± 0.2747
7 1342 1342/1342 1342 ± 0.00002397 5.456 5.252/5.677 5.448 ± 0.2649
8 1342 1342/1342 1342 ± 0.00002397 5.489 5.173/5.596 5.397 ± 0.2958
9 1342 1342/1342 1342 ± 0.00002403 5.726 5.543/5.961 5.694 ± 0.3221
10 1342 1342/1342 1342 ± 0.00002606 6.184 5.976/6.287 6.103 ± 0.3285
11 1342 1342/1342 1342 ± 0.00002606 6.421 6.281/6.492 6.34 ± 0.3223
12 1342 1342/1342 1342 ± 0.00002606 6.519 6.376/6.66 6.475 ± 0.3316
13 1342 1342/1342 1342 ± 0.00002606 7.006 6.612/7.139 6.908 ± 0.3933
14 1342 1342/1342 1342 ± 0.00002606 7.225 6.93/7.336 7.113 ± 0.4109
15 1342 1342/1342 1342 ± 0.00002606 6.902 6.532/7.061 6.763 ± 0.4347
16 1342 1342/1342 1342 ± 0.00003604 6.028 5.661/6.236 5.966 ± 0.4047
17 1342 1342/1342 1342 ± 0.00003579 5.985 5.766/6.301 6.007 ± 0.3565
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-04-18 04:36:18.223
End
2024-04-18 05:03:16.343
Duration
0:26:58.120
Note, WebLog generation is not included in the time.

CASA logs for stage 7