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 4.586 3.98/5.883 5.002 ± 1.058
ea02 1342 1342/1342 1342 ± 0.00003397 6.03 5.034/6.614 5.758 ± 0.9074
ea04 1342 1342/1342 1342 ± 0.00003311 4.561 3.951/5.718 4.839 ± 0.9144
ea05 1342 1342/1342 1342 ± 0.00001881 5.487 4.39/6.34 5.317 ± 1.055
ea06 1342 1342/1342 1342 ± 0.00003249 4.359 3.674/5.68 4.688 ± 1.004
ea07 1342 1342/1342 1342 ± 0.00001972 5.875 4.843/6.234 5.574 ± 0.7687
ea08 1342 1342/1342 1342 ± 0.00002743 6.396 4.803/6.928 5.817 ± 1.108
ea09 1342 1342/1342 1342 ± 0.00002712 4.752 4.061/6.26 5.146 ± 1.093
ea10 1342 1342/1342 1342 ± 0.00002656 5.913 3.738/6.284 5.129 ± 1.239
ea11 1342 1342/1342 1342 ± 0.00003111 4.569 3.992/6.279 5.054 ± 1.284
ea12 1342 1342/1342 1342 ± 0.000031 4.767 4.123/6.291 5.129 ± 1.057
ea13 1342 1342/1342 1342 ± 0.00002137 5.115 3.805/5.978 5.041 ± 1.204
ea14 1342 1342/1342 1342 ± 0.00002365 5.817 3.96/6.49 5.25 ± 1.278
ea15 1342 1342/1342 1342 ± 0.00003375 4.733 4.065/6.025 5.119 ± 1.156
ea16 1342 1342/1342 1342 ± 0.00003055 5.552 5.21/6.401 5.618 ± 0.7795
ea17 1342 1342/1342 1342 ± 0.00002796 5.919 4.338/6.841 5.513 ± 1.23
ea18 1342 1342/1342 1342 ± 0.00002922 4.228 3.693/5.532 4.567 ± 0.9826
ea19 1342 1342/1342 1342 ± 0.00002498 5.906 5.263/6.559 5.823 ± 0.9627
ea20 1342 1342/1342 1342 ± 0.00002894 5.228 4.816/6.311 5.566 ± 0.915
ea21 1342 1342/1342 1342 ± 0.00003238 5.131 4.155/6.133 5.201 ± 1.05
ea22 1342 1342/1342 1342 ± 0.00003535 5.141 4.157/6.378 5.268 ± 1.191
ea23 1342 1342/1342 1342 ± 0.00002036 4.97 4.14/6.398 5.445 ± 1.158
ea25 1342 1342/1342 1342 ± 0.00002828 4.689 4.193/6.148 5.126 ± 1.081
ea27 1342 1342/1342 1342 ± 0.0000315 4.542 4.032/6.264 5.112 ± 1.147
ea28 1342 1342/1342 1342 ± 0.0000307 4.605 4.151/6.359 5.271 ± 1.218
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 ± 0.00002495 3.762 3.466/4.111 3.868 ± 0.5503
5 1342 1342/1342 1342 ± 0.00002823 4.793 4.348/5.2 4.788 ± 0.6801
6 1342 1342/1342 1342 ± 0.00002458 4.04 3.735/4.382 4.166 ± 0.5518
7 1342 1342/1342 1342 ± 0.00002458 4.577 4.391/4.846 4.625 ± 0.3272
8 1342 1342/1342 1342 ± 0.00002465 4.373 3.99/4.76 4.377 ± 0.492
9 1342 1342/1342 1342 ± 0.0000383 4.015 3.755/4.506 4.134 ± 0.4948
10 1342 1342/1342 1342 ± 0.00002413 5.824 5.629/5.929 5.77 ± 0.2771
11 1342 1342/1342 1342 ± 0.00002413 6.071 5.949/6.232 6.043 ± 0.2886
12 1342 1342/1342 1342 ± 0.00002413 6.287 6.055/6.377 6.213 ± 0.2902
13 1342 1342/1342 1342 ± 0.00002413 6.596 6.342/6.778 6.533 ± 0.3413
14 1342 1342/1342 1342 ± 0.00002413 6.787 6.672/6.981 6.77 ± 0.3348
15 1342 1342/1342 1342 ± 0.0000263 6.426 6.265/6.625 6.404 ± 0.3672
16 1342 1342/1342 1342 ± 0.00004903 3.975 3.864/4.076 3.972 ± 0.1571
17 1342 1342/1342 1342 ± 0.00004943 4.159 4.001/4.314 4.165 ± 0.2773
statwtmode
VLASS-SE
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-06 01:26:07.453
End
2024-11-06 02:10:03.601
Duration
0:43:56.148
Note, WebLog generation is not included in the time.

CASA logs for stage 8