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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.559 5.188/6.039 5.663 ± 0.5484
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.000006177 5.495 5.107/6.064 5.632 ± 0.5644
ea05 1342 1342/1342 1342 ± 0 5.692 5.275/6.296 5.808 ± 0.5955
ea06 1342 1342/1342 1342 ± 0 5.041 4.835/5.485 5.144 ± 0.402
ea07 1342 1342/1342 1342 ± 0 5.876 5.406/6.219 5.922 ± 0.5738
ea08 1342 1342/1342 1342 ± 0 5.859 5.421/6.521 5.993 ± 0.6665
ea09 1342 1342/1342 1342 ± 0 5.706 5.101/6.36 5.744 ± 0.6231
ea10 1342 1342/1342 1342 ± 0 5.73 5.242/6.505 5.833 ± 0.6687
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.814 5.336/6.354 5.943 ± 0.6397
ea13 1342 1342/1342 1342 ± 0 5.939 5.655/6.305 6.039 ± 0.5094
ea14 1342 1342/1342 1342 ± 0 5.939 5.235/6.335 5.798 ± 0.6421
ea15 1342 1342/1342 1342 ± 0 5.535 5.049/6.112 5.648 ± 0.6682
ea16 1342 1342/1342 1342 ± 0 6.076 5.553/6.524 6.147 ± 0.7161
ea17 1342 1342/1342 1342 ± 0.000004229 5.937 5.53/6.424 6.047 ± 0.6393
ea18 1342 1342/1342 1342 ± 0 5.01 4.72/5.433 5.107 ± 0.5087
ea19 1342 1342/1342 1342 ± 0 5.929 5.514/6.55 6.099 ± 0.6335
ea20 1342 1342/1342 1342 ± 0 6.056 5.73/6.774 6.208 ± 0.6629
ea21 1342 1342/1342 1342 ± 0 5.575 5.298/6.212 5.746 ± 0.5616
ea22 1342 1342/1342 1342 ± 0 5.618 5.179/6.318 5.734 ± 0.6558
ea23 1342 1342/1342 1342 ± 0 5.99 5.418/6.515 6.013 ± 0.6726
ea25 1342 1342/1342 1342 ± 0 5.555 5.162/6.088 5.618 ± 0.5733
ea26 1342 1342/1342 1342 ± 0 5.913 5.535/6.632 6.065 ± 0.677
ea27 1342 1342/1342 1342 ± 0.00002919 5.499 5.162/6.359 5.697 ± 0.63
ea28 1342 1342/1342 1342 ± 0 5.562 5.318/6.326 5.79 ± 0.6558
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 ± 0.00002448 5.394 5.173/5.589 5.365 ± 0.2483
3 1342 1342/1342 1342 ± 0.00002634 4.991 4.855/5.232 5.031 ± 0.2677
4 1342 1342/1342 1342 ± 0.00002457 5.068 4.947/5.278 5.108 ± 0.277
5 1342 1342/1342 1342 ± 0.00002448 5.336 5.104/5.449 5.301 ± 0.2941
6 1342 1342/1342 1342 ± 0.00002458 5.205 5.062/5.361 5.2 ± 0.2596
7 1342 1342/1342 1342 ± 0.00002448 5.338 5.198/5.514 5.329 ± 0.24
8 1342 1342/1342 1342 ± 0.00002448 5.336 5.097/5.511 5.287 ± 0.27
9 1342 1342/1342 1342 ± 0.00002448 5.557 5.395/5.833 5.561 ± 0.2991
10 1342 1342/1342 1342 ± 0.00002448 6.006 5.848/6.181 5.984 ± 0.2953
11 1342 1342/1342 1342 ± 0.00002448 6.268 6.123/6.425 6.21 ± 0.3145
12 1342 1342/1342 1342 ± 0.00002448 6.396 6.154/6.55 6.359 ± 0.3353
13 1342 1342/1342 1342 ± 0.00002448 6.78 6.656/7.012 6.777 ± 0.3516
14 1342 1342/1342 1342 ± 0.00002448 6.962 6.766/7.253 6.937 ± 0.3809
15 1342 1342/1342 1342 ± 0.00002448 6.631 6.454/6.791 6.557 ± 0.3619
16 1342 1342/1342 1342 ± 0.00002975 5.953 5.811/6.214 5.942 ± 0.3201
17 1342 1342/1342 1342 ± 0.0000293 5.887 5.763/6.113 5.909 ± 0.2966
output_dir
 
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-05-01 10:10:49.981
End
2024-05-01 11:16:17.078
Duration
1:05:27.097
Note, WebLog generation is not included in the time.

CASA logs for stage 7