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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.361 5.285/6.17 5.613 ± 0.7204
ea02 1342 1342/1342 1342 ± 0.00004147 6.005 5.425/6.695 5.977 ± 0.8843
ea04 1342 1342/1342 1342 ± 0.00003839 5.454 5.056/6.041 5.468 ± 0.7801
ea05 1342 1342/1342 1342 ± 0.00002256 5.428 5.015/6.387 5.646 ± 0.8445
ea06 1342 1342/1342 1342 ± 0.00003884 5.229 4.909/5.921 5.294 ± 0.7469
ea07 1342 1342/1342 1342 ± 0.00003387 5.819 5.345/6.23 5.782 ± 0.7737
ea09 1342 1342/1342 1342 ± 0.0000279 5.543 5.091/6.199 5.433 ± 0.8225
ea10 1342 1342/1342 1342 ± 0.00003343 5.258 4.863/5.882 5.288 ± 0.6654
ea11 1342 1342/1342 1342 ± 0.00003509 6.002 5.442/6.598 5.902 ± 0.8317
ea12 1342 1342/1342 1342 ± 0.00003813 5.818 5.49/6.683 5.893 ± 0.9206
ea13 1342 1342/1342 1342 ± 0.000019 5.8 5.514/6.216 5.778 ± 0.8429
ea14 1342 1342/1342 1342 ± 0.0000351 5.722 5.395/6.608 5.863 ± 0.8865
ea15 1342 1342/1342 1342 ± 0.00003746 5.666 5.345/6.531 5.78 ± 0.9315
ea16 1342 1342/1342 1342 ± 0.00003144 5.878 5.472/6.792 5.997 ± 0.9985
ea17 1342 1342/1342 1342 ± 0.00003538 5.924 5.487/6.714 5.991 ± 0.8649
ea18 1342 1342/1342 1342 ± 0.00003514 5.041 4.839/5.65 5.106 ± 0.6173
ea19 1342 1342/1342 1342 ± 0.0000184 5.747 5.459/6.692 5.868 ± 0.9306
ea20 1342 1342/1342 1342 ± 0.0000341 6.107 6.002/7.009 6.286 ± 0.8973
ea21 1342 1342/1342 1342 ± 0.00003227 5.565 5.346/6.357 5.699 ± 0.8524
ea22 1342 1342/1342 1342 ± 0.00003792 5.593 5.197/6.476 5.677 ± 0.9531
ea23 1342 1342/1342 1342 ± 0.00003278 5.905 5.505/6.625 5.974 ± 0.8832
ea24 1342 1342/1342 1342 ± 0.0000196 5.15 4.809/6.113 5.303 ± 0.7999
ea25 1342 1342/1342 1342 ± 0.00003387 5.694 5.338/6.413 5.74 ± 0.7624
ea26 1342 1342/1342 1342 ± 0.00002571 5.988 5.636/6.782 6.037 ± 0.9193
ea27 1342 1342/1342 1342 ± 0.00003459 5.652 5.28/6.492 5.736 ± 0.7765
ea28 1342 1342/1342 1342 ± 0.00003638 5.827 5.516/6.706 5.981 ± 0.8509
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 ± 0.00002348 5.43 5.282/5.63 5.414 ± 0.3126
5 1342 1342/1342 1342 ± 0.0000271 5.487 5.241/5.628 5.45 ± 0.3456
6 1342 1342/1342 1342 ± 0.00002348 5.314 5.046/5.435 5.261 ± 0.2499
7 1342 1342/1342 1342 ± 0.00002348 5.398 5.193/5.511 5.341 ± 0.2739
8 1342 1342/1342 1342 ± 0.00002348 5.35 5.052/5.474 5.305 ± 0.315
9 1342 1342/1342 1342 ± 0.00002348 5.671 5.281/5.788 5.59 ± 0.2999
10 1342 1342/1342 1342 ± 0.00002348 6.1 5.851/6.179 6.022 ± 0.2849
11 1342 1342/1342 1342 ± 0.00002348 6.377 6.023/6.522 6.304 ± 0.2971
12 1342 1342/1342 1342 ± 0.00002348 6.462 6.21/6.7 6.473 ± 0.3456
13 1342 1342/1342 1342 ± 0.00002371 6.662 6.405/6.932 6.602 ± 0.4095
14 1342 1342/1342 1342 ± 0.0000236 6.941 6.509/7.126 6.813 ± 0.4507
15 1342 1342/1342 1342 ± 0.00003112 6.614 6.388/6.895 6.574 ± 0.4065
16 1342 1342/1342 1342 ± 0.00005151 3.831 3.72/3.94 3.829 ± 0.1763
17 1342 1342/1342 1342 ± 0.00004987 3.879 3.695/4.085 3.907 ± 0.3451
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
output_dir
 
Start time
2024-11-01 21:10:07.700
End
2024-11-01 22:20:13.561
Duration
1:10:05.860
Note, WebLog generation is not included in the time.

CASA logs for stage 8