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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.146 5.835/6.983 6.284 ± 0.7882
ea02 1342 1342/1342 1342 ± 0 6.187 5.636/6.621 6.167 ± 0.8097
ea03 1342 1342/1342 1342 ± 0 6.256 5.579/6.845 6.215 ± 0.7739
ea04 1342 1342/1342 1342 ± 0 5.606 5.151/6.044 5.603 ± 0.7039
ea05 1342 1342/1342 1342 ± 0 6.032 5.538/6.642 6.075 ± 0.7647
ea06 1342 1342/1342 1342 ± 0 5.9 5.213/6.236 5.777 ± 0.77
ea07 1342 1342/1342 1342 ± 0 6.057 5.459/6.684 6.085 ± 0.8083
ea08 1342 1342/1342 1342 ± 0 6.603 5.825/6.964 6.523 ± 0.7031
ea09 1342 1342/1342 1342 ± 0 5.809 5.295/6.534 6.017 ± 0.6675
ea10 1342 1342/1342 1342 ± 0 5.816 5.353/6.274 5.766 ± 0.7993
ea11 1342 1342/1342 1342 ± 0 5.831 5.481/6.614 5.937 ± 0.793
ea12 1342 1342/1342 1342 ± 0 5.658 5.412/6.283 5.804 ± 0.7352
ea13 1342 1342/1342 1342 ± 0 6.295 5.626/6.477 5.908 ± 1.125
ea14 1342 1342/1342 1342 ± 0 6.29 5.749/6.705 6.242 ± 0.7055
ea15 1342 1342/1342 1342 ± 0 6.828 6.783/7.481 7.048 ± 0.4419
ea17 1342 1342/1342 1342 ± 0 6.424 5.938/7.174 6.52 ± 0.7078
ea18 1342 1342/1342 1342 ± 0 6.379 5.865/7.009 6.475 ± 0.7078
ea19 1342 1342/1342 1342 ± 0 6.106 5.677/6.681 6.134 ± 0.7958
ea20 1342 1342/1342 1342 ± 0 6.554 6.035/7.146 6.591 ± 0.795
ea21 1342 1342/1342 1342 ± 0 5.441 5.173/5.948 5.526 ± 0.6379
ea22 1342 1342/1342 1342 ± 0 6.19 5.687/6.684 6.2 ± 0.7123
ea23 1342 1342/1342 1342 ± 0 6.298 5.606/6.463 6.197 ± 0.6585
ea24 1342 1342/1342 1342 ± 0 6.29 5.469/6.682 6.064 ± 0.6587
ea25 1342 1342/1342 1342 ± 0 6.649 5.819/7.105 6.557 ± 0.8829
ea27 1342 1342/1342 1342 ± 0 5.818 5.418/6.452 5.913 ± 0.5802
ea28 1342 1342/1342 1342 ± 0 6.34 5.879/7.177 6.483 ± 0.7963
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 ± 0.00002395 5.61 5.469/5.818 5.621 ± 0.2506
3 1342 1342/1342 1342 ± 0.00002764 4.264 3.958/4.809 4.299 ± 0.7446
4 1342 1342/1342 1342 ± 0.00002418 5.522 5.256/5.716 5.522 ± 0.3054
5 1342 1342/1342 1342 ± 0.00002418 5.487 5.27/5.739 5.508 ± 0.2908
6 1342 1342/1342 1342 ± 0.00002395 5.539 5.292/5.749 5.52 ± 0.2944
7 1342 1342/1342 1342 ± 0.00002395 5.604 5.486/5.838 5.644 ± 0.2578
8 1342 1342/1342 1342 ± 0.00002395 5.582 5.287/5.784 5.553 ± 0.3015
9 1342 1342/1342 1342 ± 0.00002395 5.852 5.675/6.08 5.853 ± 0.2985
10 1342 1342/1342 1342 ± 0.0000235 6.372 6.208/6.455 6.333 ± 0.2822
11 1342 1342/1342 1342 ± 0.0000235 6.55 6.326/6.681 6.54 ± 0.2897
12 1342 1342/1342 1342 ± 0.0000235 6.698 6.449/6.854 6.672 ± 0.3357
13 1342 1342/1342 1342 ± 0.0000235 7.148 6.865/7.437 7.168 ± 0.3544
14 1342 1342/1342 1342 ± 0.0000235 7.41 7.073/7.672 7.346 ± 0.3616
15 1342 1342/1342 1342 ± 0.0000235 7.019 6.72/7.395 7.041 ± 0.3816
16 1342 1342/1342 1342 ± 0.0000235 6.472 6.132/6.903 6.474 ± 0.4323
17 1342 1342/1342 1342 ± 0.0000235 6.469 6.102/6.825 6.435 ± 0.4206
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2025-07-30 02:23:12.352
End
2025-07-30 03:19:18.558
Duration
0:56:06.207
Note, WebLog generation is not included in the time.

CASA logs for stage 8