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

Statwt Summary Plot

VLASS2.1.sb38522718.eb38555682.59065.0341228125_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 5.718 5.509/6.301 5.856 ± 0.4982
ea02 1342 1342/1342 1342 ± 0.000006318 6.018 5.655/6.583 6.148 ± 0.5886
ea04 1342 1342/1342 1342 ± 0.000004332 5.767 5.335/6.262 5.86 ± 0.5421
ea05 1342 1342/1342 1342 ± 0 5.991 5.537/6.432 6.026 ± 0.5577
ea06 1342 1342/1342 1342 ± 0 3.474 3.38/3.844 3.568 ± 0.2073
ea07 1342 1342/1342 1342 ± 0 5.674 5.57/6.058 5.752 ± 0.2379
ea08 1342 1342/1342 1342 ± 0.00001478 6.102 5.779/6.858 6.301 ± 0.6332
ea09 1342 1342/1342 1342 ± 0.00002205 5.371 5.121/5.886 5.471 ± 0.4601
ea10 1342 1342/1342 1342 ± 0 5.604 5.48/6.528 5.893 ± 0.593
ea11 1342 1342/1342 1342 ± 0 6.014 5.591/6.65 6.16 ± 0.5888
ea12 1342 1342/1342 1342 ± 0 6.173 5.591/6.667 6.138 ± 0.5882
ea13 1342 1342/1342 1342 ± 0 6.164 5.923/6.458 6.24 ± 0.4353
ea14 1342 1342/1342 1342 ± 0 6.273 5.644/6.686 6.184 ± 0.6134
ea15 1342 1342/1342 1342 ± 0 6.066 5.609/6.521 6.123 ± 0.608
ea16 1342 1342/1342 1342 ± 0 5.123 4.678/5.537 5.069 ± 0.5503
ea17 1342 1342/1342 1342 ± 0.00001909 6.331 5.95/6.848 6.417 ± 0.6103
ea18 1342 1342/1342 1342 ± 0 5.339 5.032/5.886 5.4 ± 0.5021
ea19 1342 1342/1342 1342 ± 0 6.665 6.32/6.958 6.72 ± 0.3882
ea20 1342 1342/1342 1342 ± 0 6.471 6.058/6.976 6.511 ± 0.6153
ea21 1342 1342/1342 1342 ± 0 6.027 5.707/6.626 6.163 ± 0.5476
ea22 1342 1342/1342 1342 ± 0 5.552 5.28/6.283 5.765 ± 0.577
ea23 1342 1342/1342 1342 ± 0 6.097 5.723/6.761 6.23 ± 0.6408
ea25 1342 1342/1342 1342 ± 0 5.559 5.271/5.658 5.543 ± 0.2316
ea26 1342 1342/1342 1342 ± 0 6.014 5.837/6.811 6.254 ± 0.5954
ea27 1342 1342/1342 1342 ± 0.00001262 5.715 5.513/6.504 5.911 ± 0.5647
ea28 1342 1342/1342 1342 ± 0.00004046 6.576 6.215/6.878 6.549 ± 0.5131
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 ± 0.00002492 5.683 5.526/5.862 5.653 ± 0.3236
3 1342 1342/1342 1342 ± 0.00002835 5.386 5.083/5.51 5.328 ± 0.2901
4 1342 1342/1342 1342 ± 0.00003272 5.387 5.137/5.571 5.357 ± 0.3608
5 1342 1342/1342 1342 ± 0.00002492 5.555 5.375/5.819 5.567 ± 0.3307
6 1342 1342/1342 1342 ± 0.00002492 5.54 5.413/5.663 5.495 ± 0.3535
7 1342 1342/1342 1342 ± 0.00002492 5.594 5.413/5.721 5.544 ± 0.3757
8 1342 1342/1342 1342 ± 0.00002492 5.596 5.293/5.739 5.509 ± 0.3858
9 1342 1342/1342 1342 ± 0.00002492 5.935 5.523/6.064 5.802 ± 0.3741
10 1342 1342/1342 1342 ± 0.00002442 6.3 6.044/6.411 6.085 ± 0.6009
11 1342 1342/1342 1342 ± 0.00002442 6.526 6.18/6.654 6.288 ± 0.7084
12 1342 1342/1342 1342 ± 0.00002492 6.671 6.425/6.763 6.577 ± 0.3806
13 1342 1342/1342 1342 ± 0.00002492 7.125 6.734/7.227 6.979 ± 0.3996
14 1342 1342/1342 1342 ± 0.00002492 7.219 6.858/7.348 7.095 ± 0.4069
15 1342 1342/1342 1342 ± 0.00002492 6.667 6.361/6.822 6.537 ± 0.3615
16 1342 1342/1342 1342 ± 0.00003463 6.002 5.639/6.25 5.871 ± 0.6372
17 1342 1342/1342 1342 ± 0.00002921 6.019 5.705/6.295 5.955 ± 0.3714
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38522718.eb38555682.59065.0341228125_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-14 05:26:26.707
End
2024-11-14 06:34:57.141
Duration
1:08:30.435
Note, WebLog generation is not included in the time.

CASA logs for stage 8