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 5.426 5.12/5.834 5.547 ± 0.4999
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.483 5.144/5.96 5.58 ± 0.5235
ea05 1342 1342/1342 1342 ± 0 5.567 5.193/6.162 5.69 ± 0.5697
ea06 1342 1342/1342 1342 ± 0 4.936 4.785/5.326 5.035 ± 0.36
ea07 1342 1342/1342 1342 ± 0 5.749 5.387/6.157 5.874 ± 0.5596
ea08 1342 1342/1342 1342 ± 0 5.769 5.401/6.47 5.93 ± 0.6513
ea09 1342 1342/1342 1342 ± 0 5.656 5.101/6.308 5.703 ± 0.6038
ea10 1342 1342/1342 1342 ± 0 5.63 5.214/6.507 5.805 ± 0.6787
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.784 5.351/6.221 5.868 ± 0.599
ea13 1342 1342/1342 1342 ± 0 5.917 5.585/6.14 5.929 ± 0.44
ea14 1342 1342/1342 1342 ± 0 5.724 5.199/6.263 5.736 ± 0.6371
ea15 1342 1342/1342 1342 ± 0 5.535 5.065/6.069 5.617 ± 0.6437
ea16 1342 1342/1342 1342 ± 0 6.049 5.508/6.471 6.09 ± 0.714
ea17 1342 1342/1342 1342 ± 0.00000326 5.928 5.555/6.394 6.008 ± 0.6397
ea18 1342 1342/1342 1342 ± 0 5.018 4.756/5.419 5.08 ± 0.4936
ea19 1342 1342/1342 1342 ± 0 5.927 5.499/6.511 6.046 ± 0.616
ea20 1342 1342/1342 1342 ± 0 6.05 5.702/6.686 6.145 ± 0.6452
ea21 1342 1342/1342 1342 ± 0 5.551 5.303/6.176 5.716 ± 0.5572
ea22 1342 1342/1342 1342 ± 0 5.555 5.085/6.233 5.675 ± 0.6384
ea23 1342 1342/1342 1342 ± 0 5.912 5.468/6.495 5.997 ± 0.6685
ea25 1342 1342/1342 1342 ± 0 5.476 5.197/5.957 5.578 ± 0.5616
ea26 1342 1342/1342 1342 ± 0 5.933 5.488/6.568 6.032 ± 0.6697
ea27 1342 1342/1342 1342 ± 0.0000355 5.505 5.092/6.293 5.671 ± 0.5997
ea28 1342 1342/1342 1342 ± 0 5.513 5.26/6.214 5.684 ± 0.6211
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 ± 0.00002443 5.397 5.174/5.58 5.379 ± 0.2521
3 1342 1342/1342 1342 ± 0.0000262 5.002 4.86/5.235 5.033 ± 0.2367
4 1342 1342/1342 1342 ± 0.00002443 5.229 4.997/5.342 5.16 ± 0.2906
5 1342 1342/1342 1342 ± 0.00002443 5.288 5.048/5.391 5.247 ± 0.2894
6 1342 1342/1342 1342 ± 0.00002491 4.983 4.821/5.072 4.954 ± 0.2182
7 1342 1342/1342 1342 ± 0.00002443 5.318 5.223/5.532 5.328 ± 0.242
8 1342 1342/1342 1342 ± 0.00002443 5.3 5.09/5.492 5.272 ± 0.2745
9 1342 1342/1342 1342 ± 0.00002443 5.543 5.388/5.841 5.539 ± 0.3048
10 1342 1342/1342 1342 ± 0.00002443 5.966 5.847/6.141 5.94 ± 0.2984
11 1342 1342/1342 1342 ± 0.00002443 6.172 6.089/6.379 6.155 ± 0.3238
12 1342 1342/1342 1342 ± 0.00002443 6.314 6.097/6.542 6.29 ± 0.3526
13 1342 1342/1342 1342 ± 0.00002443 6.711 6.558/6.941 6.694 ± 0.3683
14 1342 1342/1342 1342 ± 0.00002443 6.832 6.703/7.148 6.837 ± 0.3914
15 1342 1342/1342 1342 ± 0.00002443 6.506 6.334/6.722 6.446 ± 0.3794
16 1342 1342/1342 1342 ± 0.00003224 5.841 5.704/6.062 5.836 ± 0.322
17 1342 1342/1342 1342 ± 0.00003125 5.775 5.652/5.976 5.794 ± 0.3041
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-05-01 10:52:29.700
End
2024-05-01 12:03:39.104
Duration
1:11:09.404
Note, WebLog generation is not included in the time.

CASA logs for stage 7