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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.894 5.308/6.107 5.772 ± 0.5335
ea02 1342 1342/1342 1342 ± 0 6.064 5.486/6.596 6.093 ± 0.5971
ea05 1342 1342/1342 1342 ± 0 5.991 5.348/6.486 5.865 ± 0.6125
ea06 1342 1342/1342 1342 ± 0 4.872 4.729/5.261 4.99 ± 0.3248
ea07 1342 1342/1342 1342 ± 0 5.737 5.425/5.997 5.792 ± 0.4518
ea08 1342 1342/1342 1342 ± 0 6.112 5.606/6.823 6.253 ± 0.6271
ea09 1342 1342/1342 1342 ± 0 5.604 5.113/6.152 5.634 ± 0.537
ea10 1342 1342/1342 1342 ± 0.00002346 5.848 5.331/6.624 5.95 ± 0.6486
ea11 1342 1342/1342 1342 ± 0 5.958 5.337/6.426 5.99 ± 0.6
ea12 1342 1342/1342 1342 ± 0 6.006 5.393/6.465 6.038 ± 0.6336
ea13 1342 1342/1342 1342 ± 0 6.333 5.763/6.439 6.191 ± 0.4826
ea14 1342 1342/1342 1342 ± 0 6.174 5.411/6.565 6.045 ± 0.6932
ea15 1342 1342/1342 1342 ± 0 5.899 5.336/6.342 5.968 ± 0.6558
ea16 1342 1342/1342 1342 ± 0 5.183 5.041/5.348 5.146 ± 0.2315
ea17 1342 1342/1342 1342 ± 0 6.186 5.709/6.832 6.273 ± 0.6027
ea18 1342 1342/1342 1342 ± 0 5.269 4.883/5.769 5.313 ± 0.533
ea19 1342 1342/1342 1342 ± 0 6.161 5.518/6.682 6.115 ± 0.6029
ea20 1342 1342/1342 1342 ± 0 6.458 5.829/6.931 6.358 ± 0.6207
ea21 1342 1342/1342 1342 ± 0 5.76 5.423/6.359 5.892 ± 0.5576
ea22 1342 1342/1342 1342 ± 0 6.122 5.398/6.499 5.943 ± 0.6072
ea23 1342 1342/1342 1342 ± 0 5.96 5.481/6.608 6.111 ± 0.6656
ea25 1342 1342/1342 1342 ± 0 5.342 5.273/5.489 5.357 ± 0.1701
ea26 1342 1342/1342 1342 ± 0 5.998 5.541/6.539 6.025 ± 0.5228
ea27 1342 1342/1342 1342 ± 0.00003568 5.77 5.44/6.43 5.884 ± 0.5565
ea28 1342 1342/1342 1342 ± 0 5.8 5.526/6.628 6.057 ± 0.6437
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 5.481 5.26/5.657 5.425 ± 0.2959
4 1342 1342/1342 1342 ± 0.00002406 5.355 5.121/5.475 5.288 ± 0.3431
5 1342 1342/1342 1342 ± 0.00002392 5.386 5.233/5.472 5.346 ± 0.2735
6 1342 1342/1342 1342 ± 0.00002392 5.366 5.221/5.493 5.338 ± 0.257
7 1342 1342/1342 1342 ± 0.00002392 5.386 5.272/5.535 5.384 ± 0.2436
8 1342 1342/1342 1342 ± 0.00002392 5.421 5.17/5.527 5.356 ± 0.2848
9 1342 1342/1342 1342 ± 0.00002392 5.67 5.535/5.898 5.639 ± 0.3281
10 1342 1342/1342 1342 ± 0.00002489 6.138 5.904/6.262 6.069 ± 0.3252
11 1342 1342/1342 1342 ± 0.00002489 6.372 6.231/6.483 6.294 ± 0.3573
12 1342 1342/1342 1342 ± 0.00002489 6.5 6.256/6.623 6.421 ± 0.3712
13 1342 1342/1342 1342 ± 0.00002489 6.845 6.69/7.063 6.818 ± 0.3892
14 1342 1342/1342 1342 ± 0.00002489 7.118 6.859/7.215 6.986 ± 0.4221
15 1342 1342/1342 1342 ± 0.00002489 6.74 6.477/6.862 6.594 ± 0.3964
16 1342 1342/1342 1342 ± 0.00003401 6.032 5.856/6.305 6.01 ± 0.3586
17 1342 1342/1342 1342 ± 0.00003471 6.006 5.803/6.259 5.99 ± 0.3469
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
output_dir
 
Start time
2024-05-01 11:05:38.961
End
2024-05-01 12:10:02.737
Duration
1:04:23.777
Note, WebLog generation is not included in the time.

CASA logs for stage 7