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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.452 5.305/6.055 5.676 ± 0.4802
ea02 1342 1342/1342 1342 ± 0 5.885 5.599/6.631 6.092 ± 0.5985
ea04 1342 1342/1342 1342 ± 0 5.478 5.057/6.083 5.596 ± 0.558
ea05 1342 1342/1342 1342 ± 0 5.692 5.401/6.517 5.915 ± 0.6139
ea06 1342 1342/1342 1342 ± 0 4.99 4.537/5.282 4.941 ± 0.4062
ea07 1342 1342/1342 1342 ± 0.000002751 5.663 5.387/6.199 5.861 ± 0.5802
ea08 1342 1342/1342 1342 ± 0.00001115 5.898 5.7/6.707 6.176 ± 0.6087
ea09 1342 1342/1342 1342 ± 0 5.869 5.29/6.542 5.907 ± 0.6059
ea10 1342 1342/1342 1342 ± 0.000004508 5.434 5.164/6.333 5.718 ± 0.5836
ea11 1342 1342/1342 1342 ± 0 5.989 5.163/6.284 5.849 ± 0.6136
ea12 1342 1342/1342 1342 ± 0 5.94 5.367/6.445 5.982 ± 0.6333
ea13 1342 1342/1342 1342 ± 0 6.252 5.715/6.359 6.158 ± 0.484
ea14 1342 1342/1342 1342 ± 0 5.644 5.289/6.453 5.829 ± 0.668
ea15 1342 1342/1342 1342 ± 0 5.693 5.051/6.215 5.7 ± 0.6808
ea16 1342 1342/1342 1342 ± 0.000008824 5.958 5.653/6.812 6.203 ± 0.7011
ea17 1342 1342/1342 1342 ± 0 5.902 5.532/6.377 6.043 ± 0.5813
ea18 1342 1342/1342 1342 ± 0 5.16 4.752/5.637 5.209 ± 0.5218
ea19 1342 1342/1342 1342 ± 0 5.916 5.569/6.738 6.106 ± 0.6221
ea20 1342 1342/1342 1342 ± 0 6.296 5.711/6.737 6.249 ± 0.6332
ea21 1342 1342/1342 1342 ± 0.000006343 5.423 5.278/6.324 5.785 ± 0.5953
ea22 1342 1342/1342 1342 ± 0 5.71 5.282/6.445 5.861 ± 0.6042
ea23 1342 1342/1342 1342 ± 0 5.646 5.464/6.593 6.023 ± 0.6788
ea25 1342 1342/1342 1342 ± 0 5.699 5.274/6.187 5.76 ± 0.5658
ea26 1342 1342/1342 1342 ± 0 6.06 5.569/6.696 6.143 ± 0.5796
ea27 1342 1342/1342 1342 ± 0.00002922 5.433 5.261/6.359 5.764 ± 0.5815
ea28 1342 1342/1342 1342 ± 0.0000245 5.662 5.393/6.472 5.92 ± 0.6052
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 ± 0.00002357 5.388 5.207/5.575 5.363 ± 0.2617
4 1342 1342/1342 1342 ± 0.00002358 5.24 5.151/5.456 5.242 ± 0.3522
5 1342 1342/1342 1342 ± 0.00002357 5.394 5.179/5.529 5.374 ± 0.3289
6 1342 1342/1342 1342 ± 0.00002357 5.269 5.068/5.443 5.249 ± 0.3006
7 1342 1342/1342 1342 ± 0.00002357 5.406 5.204/5.521 5.346 ± 0.2791
8 1342 1342/1342 1342 ± 0.00002357 5.383 5.142/5.526 5.307 ± 0.2956
9 1342 1342/1342 1342 ± 0.00002357 5.649 5.494/5.819 5.594 ± 0.3301
10 1342 1342/1342 1342 ± 0.00002357 6.077 5.941/6.212 6.014 ± 0.3122
11 1342 1342/1342 1342 ± 0.00002357 6.318 6.1/6.377 6.234 ± 0.3315
12 1342 1342/1342 1342 ± 0.00002357 6.453 6.249/6.625 6.387 ± 0.3524
13 1342 1342/1342 1342 ± 0.00002357 6.894 6.688/7.005 6.808 ± 0.3775
14 1342 1342/1342 1342 ± 0.00002357 6.991 6.809/7.218 6.95 ± 0.4058
15 1342 1342/1342 1342 ± 0.00002357 6.56 6.358/6.802 6.514 ± 0.396
16 1342 1342/1342 1342 ± 0.00003532 5.735 5.571/5.992 5.789 ± 0.3643
17 1342 1342/1342 1342 ± 0.00002801 5.778 5.51/6.042 5.795 ± 0.36
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
Start time
2024-05-17 07:41:59.448
End
2024-05-17 08:48:14.501
Duration
1:06:15.053
Note, WebLog generation is not included in the time.

CASA logs for stage 8