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

Statwt Summary Plot

VLASS2.1.sb38598618.eb38624961.59090.97292246528_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 5.29 5.046/5.739 5.45 ± 0.5077
ea02 1342 1342/1342 1342 ± 0 5.545 5.285/6.242 5.743 ± 0.6188
ea04 1342 1342/1342 1342 ± 0 5.261 4.94/5.962 5.461 ± 0.5659
ea05 1342 1342/1342 1342 ± 0 5.544 5.14/6.098 5.667 ± 0.5917
ea06 1342 1342/1342 1342 ± 0 4.847 4.555/5.211 4.911 ± 0.3885
ea07 1342 1342/1342 1342 ± 0.000002131 5.679 5.27/6.069 5.758 ± 0.5448
ea08 1342 1342/1342 1342 ± 0 5.559 5.334/6.457 5.881 ± 0.6531
ea09 1342 1342/1342 1342 ± 0 5.512 4.997/6.072 5.585 ± 0.6146
ea10 1342 1342/1342 1342 ± 0 5.693 5.083/6.389 5.719 ± 0.6843
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.489 5.082/6.238 5.723 ± 0.6761
ea13 1342 1342/1342 1342 ± 0 5.805 5.48/6.141 5.888 ± 0.4864
ea14 1342 1342/1342 1342 ± 0 5.598 5.088/6.154 5.641 ± 0.6214
ea15 1342 1342/1342 1342 ± 0 5.366 4.885/6.025 5.494 ± 0.6871
ea16 1342 1342/1342 1342 ± 0 5.928 5.453/6.358 5.988 ± 0.6816
ea17 1342 1342/1342 1342 ± 0 5.788 5.321/6.223 5.849 ± 0.6018
ea18 1342 1342/1342 1342 ± 0 4.845 4.538/5.408 4.974 ± 0.5272
ea19 1342 1342/1342 1342 ± 0 5.704 5.331/6.297 5.876 ± 0.5841
ea20 1342 1342/1342 1342 ± 0 5.865 5.448/6.487 6.002 ± 0.6485
ea21 1342 1342/1342 1342 ± 0 5.466 5.188/6.111 5.633 ± 0.56
ea22 1342 1342/1342 1342 ± 0 5.489 5.104/6.187 5.639 ± 0.6278
ea23 1342 1342/1342 1342 ± 0 5.754 5.284/6.274 5.866 ± 0.6589
ea25 1342 1342/1342 1342 ± 0 5.484 4.99/5.895 5.525 ± 0.5826
ea26 1342 1342/1342 1342 ± 0 5.815 5.477/6.459 5.956 ± 0.6273
ea27 1342 1342/1342 1342 ± 0.00003969 5.42 5.071/6.147 5.559 ± 0.5745
ea28 1342 1342/1342 1342 ± 0 5.419 5.207/6.279 5.654 ± 0.6495
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 ± 0.00002392 5.132 4.993/5.346 5.14 ± 0.2326
3 1342 1342/1342 1342 ± 0.00002392 4.998 4.769/5.187 4.968 ± 0.2672
4 1342 1342/1342 1342 ± 0.00002418 5.147 4.963/5.322 5.135 ± 0.3377
5 1342 1342/1342 1342 ± 0.00002392 5.193 4.932/5.285 5.12 ± 0.2939
6 1342 1342/1342 1342 ± 0.00002392 5.131 4.931/5.287 5.096 ± 0.2759
7 1342 1342/1342 1342 ± 0.00002392 5.151 5.02/5.336 5.145 ± 0.2391
8 1342 1342/1342 1342 ± 0.00002392 5.212 4.935/5.276 5.118 ± 0.27
9 1342 1342/1342 1342 ± 0.00002392 5.418 5.265/5.66 5.394 ± 0.3066
10 1342 1342/1342 1342 ± 0.00002392 5.838 5.694/6.06 5.829 ± 0.3162
11 1342 1342/1342 1342 ± 0.00002392 6.139 5.94/6.215 6.05 ± 0.3214
12 1342 1342/1342 1342 ± 0.00002392 6.279 6.09/6.447 6.215 ± 0.3387
13 1342 1342/1342 1342 ± 0.00002392 6.668 6.533/6.832 6.626 ± 0.3565
14 1342 1342/1342 1342 ± 0.00002392 6.888 6.65/6.994 6.778 ± 0.3903
15 1342 1342/1342 1342 ± 0.00002392 6.384 6.18/6.556 6.326 ± 0.3347
16 1342 1342/1342 1342 ± 0.00003297 5.724 5.611/5.999 5.775 ± 0.288
17 1342 1342/1342 1342 ± 0.00003271 5.801 5.605/6.042 5.797 ± 0.3029
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38598618.eb38624961.59090.97292246528_split_split.ms
statwtmode
VLASS-SE
Start time
2025-01-31 23:33:57.452
End
2025-02-01 00:02:22.686
Duration
0:28:25.234
Note, WebLog generation is not included in the time.

CASA logs for stage 8