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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.123 5.06/5.903 5.378 ± 0.6629
ea02 1342 1342/1342 1342 ± 0.00003546 5.752 5.179/6.456 5.742 ± 0.908
ea04 1342 1342/1342 1342 ± 0.00003846 5.095 4.793/5.807 5.091 ± 0.7988
ea05 1342 1342/1342 1342 ± 0.00002523 5.278 4.923/6.184 5.475 ± 0.7357
ea06 1342 1342/1342 1342 ± 0.00004023 5.002 4.81/5.54 5.003 ± 0.7445
ea07 1342 1342/1342 1342 ± 0.00002066 5.617 5.172/6.035 5.674 ± 0.672
ea08 1342 1342/1342 1342 ± 0.00002808 5.901 5.469/6.655 6.064 ± 0.8421
ea09 1342 1342/1342 1342 ± 0.00003573 5.403 5.007/6.218 5.397 ± 0.8507
ea10 1342 1342/1342 1342 ± 0.00003333 5.505 4.949/6.218 5.492 ± 0.7412
ea11 1342 1342/1342 1342 ± 0.00003414 5.648 5.088/6.241 5.572 ± 0.7893
ea12 1342 1342/1342 1342 ± 0.00003984 5.4 5.056/6.288 5.446 ± 0.9027
ea13 1342 1342/1342 1342 ± 0.00002502 5.647 5.385/6.138 5.653 ± 0.8248
ea14 1342 1342/1342 1342 ± 0.00003629 5.558 5.189/6.422 5.675 ± 0.8975
ea15 1342 1342/1342 1342 ± 0.00003614 5.287 4.947/6.079 5.323 ± 0.9804
ea16 1342 1342/1342 1342 ± 0.00002968 5.519 5.124/6.344 5.591 ± 0.8332
ea17 1342 1342/1342 1342 ± 0.00003693 5.774 5.274/6.568 5.851 ± 0.8501
ea18 1342 1342/1342 1342 ± 0.0000347 4.749 4.575/5.293 4.809 ± 0.643
ea19 1342 1342/1342 1342 ± 0.00001222 5.457 5.252/6.451 5.711 ± 0.7804
ea20 1342 1342/1342 1342 ± 0.00003811 5.681 5.51/6.524 5.792 ± 0.9311
ea21 1342 1342/1342 1342 ± 0.00003406 5.344 5.079/6.121 5.46 ± 0.8029
ea22 1342 1342/1342 1342 ± 0.000042 5.355 5.021/6.422 5.547 ± 0.9685
ea23 1342 1342/1342 1342 ± 0.00003106 5.64 5.244/6.362 5.733 ± 0.9283
ea25 1342 1342/1342 1342 ± 0.00003383 5.387 5.049/6.063 5.444 ± 0.7234
ea27 1342 1342/1342 1342 ± 0.00003325 5.321 5.028/6.2 5.461 ± 0.7256
ea28 1342 1342/1342 1342 ± 0.00003495 5.447 5.202/6.382 5.689 ± 0.8843
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 ± 0.00002463 5.22 5.057/5.431 5.202 ± 0.25
5 1342 1342/1342 1342 ± 0.00002497 5.063 4.955/5.338 5.124 ± 0.3589
6 1342 1342/1342 1342 ± 0.00002463 5.164 5.046/5.29 5.149 ± 0.248
7 1342 1342/1342 1342 ± 0.00002463 5.091 4.976/5.208 5.102 ± 0.2048
8 1342 1342/1342 1342 ± 0.00002463 5.123 4.923/5.256 5.094 ± 0.2445
9 1342 1342/1342 1342 ± 0.00002463 5.424 5.293/5.615 5.396 ± 0.2851
10 1342 1342/1342 1342 ± 0.00002463 5.843 5.68/5.973 5.798 ± 0.2971
11 1342 1342/1342 1342 ± 0.00002463 6.125 5.999/6.245 6.084 ± 0.2998
12 1342 1342/1342 1342 ± 0.00002463 6.303 6.119/6.421 6.26 ± 0.3104
13 1342 1342/1342 1342 ± 0.00002463 6.588 6.212/6.737 6.486 ± 0.3684
14 1342 1342/1342 1342 ± 0.00002706 6.448 5.974/6.802 6.368 ± 0.5036
15 1342 1342/1342 1342 ± 0.00002716 6.553 6.319/6.816 6.501 ± 0.4332
16 1342 1342/1342 1342 ± 0.00004955 3.653 3.466/3.861 3.691 ± 0.3232
17 1342 1342/1342 1342 ± 0.00005066 3.86 3.536/4.211 3.905 ± 0.4906
overwrite_modelcol
False
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-11-06 14:04:00.239
End
2024-11-06 15:02:53.119
Duration
0:58:52.880
Note, WebLog generation is not included in the time.

CASA logs for stage 8