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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.388 5.296/6.146 5.5 ± 0.7692
ea02 1342 1342/1342 1342 ± 0.00004275 6.013 5.465/6.525 5.839 ± 0.9656
ea04 1342 1342/1342 1342 ± 0 5.38 5.061/6.137 5.51 ± 0.7464
ea05 1342 1342/1342 1342 ± 0.000016 5.482 5.068/6.478 5.711 ± 0.7737
ea06 1342 1342/1342 1342 ± 0 4.929 4.704/5.323 4.891 ± 0.5686
ea07 1342 1342/1342 1342 ± 0.00004272 5.909 5.403/6.359 5.872 ± 0.8915
ea08 1342 1342/1342 1342 ± 0.00004279 6.043 5.551/6.704 5.975 ± 0.9998
ea09 1342 1342/1342 1342 ± 0.0000142 5.716 5.164/6.375 5.586 ± 0.8396
ea10 1342 1342/1342 1342 ± 0.00004272 5.913 5.322/6.803 5.848 ± 0.9426
ea11 1342 1342/1342 1342 ± 0.0000427 5.668 5.156/6.533 5.726 ± 0.9766
ea12 1342 1342/1342 1342 ± 0.000002498 5.662 5.33/6.579 5.812 ± 0.9833
ea13 1342 1342/1342 1342 ± 0.00001642 5.959 5.762/6.479 5.981 ± 0.7821
ea14 1342 1342/1342 1342 ± 0.00001752 5.485 5.103/6.451 5.717 ± 0.8273
ea15 1342 1342/1342 1342 ± 0 5.401 5.154/6.292 5.671 ± 0.8518
ea16 1342 1342/1342 1342 ± 0.00003276 5.928 5.534/6.892 6.117 ± 0.9797
ea17 1342 1342/1342 1342 ± 0.00004291 5.879 5.565/6.682 5.877 ± 0.9531
ea18 1342 1342/1342 1342 ± 0.00003198 5.052 4.641/5.722 5.069 ± 0.7169
ea19 1342 1342/1342 1342 ± 0.00001026 5.747 5.495/6.853 6.066 ± 0.8679
ea20 1342 1342/1342 1342 ± 0.00001457 5.907 5.726/7.129 6.079 ± 1.074
ea21 1342 1342/1342 1342 ± 0.00002625 5.478 5.335/6.358 5.731 ± 0.7821
ea22 1342 1342/1342 1342 ± 0.00004219 5.381 5.144/6.296 5.53 ± 0.8574
ea23 1342 1342/1342 1342 ± 0.00004272 5.787 5.481/6.659 5.956 ± 0.931
ea25 1342 1342/1342 1342 ± 0.00004272 5.528 5.238/6.351 5.535 ± 0.8579
ea26 1342 1342/1342 1342 ± 0.00001291 5.904 5.621/7.007 6.04 ± 0.8951
ea27 1342 1342/1342 1342 ± 0.00004287 5.564 5.195/6.489 5.649 ± 0.8596
ea28 1342 1342/1342 1342 ± 0.00004318 5.707 5.405/6.513 5.754 ± 0.8909
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 5.517 5.325/5.773 5.54 ± 0.2637
5 1342 1342/1342 1342 ± 0.00002372 5.393 5.129/5.574 5.389 ± 0.3167
6 1342 1342/1342 1342 ± 0.00002348 5.322 5.152/5.495 5.304 ± 0.2921
7 1342 1342/1342 1342 ± 0.00002348 5.356 5.229/5.515 5.36 ± 0.2781
8 1342 1342/1342 1342 ± 0.00002348 5.34 5.17/5.505 5.322 ± 0.2864
9 1342 1342/1342 1342 ± 0.00002348 5.605 5.431/5.894 5.61 ± 0.3375
10 1342 1342/1342 1342 ± 0.00002348 6.055 5.865/6.232 6.036 ± 0.3307
11 1342 1342/1342 1342 ± 0.00002348 6.361 6.214/6.516 6.315 ± 0.3411
12 1342 1342/1342 1342 ± 0.00002348 6.55 6.358/6.75 6.516 ± 0.3751
13 1342 1342/1342 1342 ± 0.00002348 6.869 6.61/7.056 6.828 ± 0.4127
14 1342 1342/1342 1342 ± 0.00002463 6.868 6.433/7.129 6.805 ± 0.5278
15 1342 1342/1342 1342 ± 0.00002348 6.894 6.677/7.138 6.835 ± 0.4892
16 1342 1342/1342 1342 ± 0.00006049 4.096 3.926/4.381 4.164 ± 0.3064
17 1342 1342/1342 1342 ± 0.000061 4.162 4.005/4.448 4.236 ± 0.414
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-01 21:17:09.363
End
2024-11-01 22:16:09.721
Duration
0:59:00.358
Note, WebLog generation is not included in the time.

CASA logs for stage 8