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

Statwt Summary Plot

VLASS2.1.sb38538105.eb38585498.59082.21856813657_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 5.854 5.438/6.152 5.851 ± 0.4726
ea02 1342 1342/1342 1342 ± 0.00000415 6.304 5.524/6.629 6.181 ± 0.593
ea04 1342 1342/1342 1342 ± 0.000001581 5.492 5.144/6.205 5.658 ± 0.5745
ea05 1342 1342/1342 1342 ± 0.000001149 5.977 5.494/6.336 5.985 ± 0.5744
ea06 1342 1342/1342 1342 ± 0.000003329 5.136 4.924/5.475 5.213 ± 0.3791
ea07 1342 1342/1342 1342 ± 0.000008731 5.944 5.689/6.236 6.054 ± 0.5291
ea08 1342 1342/1342 1342 ± 0.000006367 6.16 5.704/6.808 6.302 ± 0.5875
ea09 1342 1342/1342 1342 ± 0.000001569 5.833 5.328/6.548 5.962 ± 0.6623
ea10 1342 1342/1342 1342 ± 0.000006557 5.778 5.378/6.504 5.899 ± 0.6011
ea11 1342 1342/1342 1342 ± 0.000006067 6.055 5.586/6.428 6.012 ± 0.5568
ea12 1342 1342/1342 1342 ± 0.000003738 5.977 5.549/6.517 6.111 ± 0.6151
ea13 1342 1342/1342 1342 ± 0.000001149 6.379 5.875/6.694 6.327 ± 0.5429
ea14 1342 1342/1342 1342 ± 0.000005653 5.932 5.52/6.466 5.98 ± 0.586
ea15 1342 1342/1342 1342 ± 0.000001166 5.816 5.274/6.412 5.964 ± 0.6831
ea16 1342 1342/1342 1342 ± 0.000004227 6.236 5.863/6.755 6.36 ± 0.6482
ea17 1342 1342/1342 1342 ± 0.000006169 6.087 5.717/6.46 6.196 ± 0.5585
ea18 1342 1342/1342 1342 ± 0.000005432 5.198 4.899/5.735 5.301 ± 0.4937
ea19 1342 1342/1342 1342 ± 0.00000304 6.281 5.694/6.763 6.327 ± 0.6036
ea20 1342 1342/1342 1342 ± 0.000004834 6.324 5.818/6.874 6.376 ± 0.6437
ea21 1342 1342/1342 1342 ± 0.00000381 5.728 5.516/6.356 5.957 ± 0.5517
ea22 1342 1342/1342 1342 ± 0.000003138 6.184 5.412/6.6 6.057 ± 0.6378
ea25 1342 1342/1342 1342 ± 0.000007095 5.794 5.408/6.137 5.828 ± 0.5383
ea26 1342 1342/1342 1342 ± 0 6.357 5.754/6.831 6.36 ± 0.6192
ea27 1342 1342/1342 1342 ± 0.00003675 5.72 5.505/6.459 5.922 ± 0.5629
ea28 1342 1342/1342 1342 ± 0.000005954 5.863 5.478/6.406 5.978 ± 0.5382
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 ± 0.00002394 5.551 5.367/5.711 5.523 ± 0.2363
4 1342 1342/1342 1342 ± 0.00003091 5.28 4.892/5.442 5.224 ± 0.4002
5 1342 1342/1342 1342 ± 0.00002394 5.548 5.254/5.685 5.496 ± 0.3191
6 1342 1342/1342 1342 ± 0.00002394 5.487 5.264/5.646 5.444 ± 0.2871
7 1342 1342/1342 1342 ± 0.00002394 5.493 5.348/5.683 5.477 ± 0.2497
8 1342 1342/1342 1342 ± 0.00002394 5.425 5.222/5.596 5.401 ± 0.2726
9 1342 1342/1342 1342 ± 0.00002394 5.723 5.609/5.923 5.698 ± 0.3243
10 1342 1342/1342 1342 ± 0.00002394 6.069 5.959/6.25 6.047 ± 0.3039
11 1342 1342/1342 1342 ± 0.00002394 6.409 6.238/6.475 6.326 ± 0.3227
12 1342 1342/1342 1342 ± 0.00002394 6.515 6.302/6.639 6.47 ± 0.3457
13 1342 1342/1342 1342 ± 0.00002394 6.911 6.751/7.053 6.855 ± 0.3501
14 1342 1342/1342 1342 ± 0.00002552 7.263 7.037/7.461 7.177 ± 0.4277
15 1342 1342/1342 1342 ± 0.00002894 6.469 6.266/6.758 6.477 ± 0.3828
16 1342 1342/1342 1342 ± 0.0000318 6.1 5.796/6.383 6.112 ± 0.3742
17 1342 1342/1342 1342 ± 0.00002983 6.158 5.879/6.414 6.143 ± 0.3495
datacolumn
residual_data
vis
VLASS2.1.sb38538105.eb38585498.59082.21856813657_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2025-04-08 07:20:21.097
End
2025-04-08 08:25:31.570
Duration
1:05:10.473
Note, WebLog generation is not included in the time.

CASA logs for stage 8