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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.585 5.224/6.052 5.692 ± 0.5409
ea02 1342 1342/1342 1342 ± 0 5.852 5.262/6.377 5.885 ± 0.6537
ea04 1342 1342/1342 1342 ± 0 5.387 5.032/6.041 5.577 ± 0.587
ea05 1342 1342/1342 1342 ± 0 5.639 5.159/6.163 5.727 ± 0.6044
ea06 1342 1342/1342 1342 ± 0 4.969 4.664/5.384 5.035 ± 0.4141
ea07 1342 1342/1342 1342 ± 0 5.815 5.348/6.188 5.898 ± 0.574
ea08 1342 1342/1342 1342 ± 0 5.871 5.419/6.542 6.027 ± 0.6569
ea09 1342 1342/1342 1342 ± 0 5.591 5.072/6.14 5.68 ± 0.6465
ea11 1342 1342/1342 1342 ± 0 5.741 5.213/6.288 5.759 ± 0.6604
ea12 1342 1342/1342 1342 ± 0 5.705 5.28/6.361 5.912 ± 0.657
ea13 1342 1342/1342 1342 ± 0 6.034 5.636/6.338 6.076 ± 0.5171
ea14 1342 1342/1342 1342 ± 0 5.702 5.178/6.243 5.724 ± 0.6482
ea15 1342 1342/1342 1342 ± 0 5.476 4.973/6.057 5.6 ± 0.6781
ea16 1342 1342/1342 1342 ± 0 6.013 5.548/6.446 6.099 ± 0.693
ea17 1342 1342/1342 1342 ± 0 5.958 5.462/6.408 6.054 ± 0.6111
ea18 1342 1342/1342 1342 ± 0 5.014 4.682/5.472 5.112 ± 0.525
ea19 1342 1342/1342 1342 ± 0 6.09 5.4/6.602 6.048 ± 0.6347
ea20 1342 1342/1342 1342 ± 0 6.063 5.625/6.668 6.166 ± 0.6624
ea21 1342 1342/1342 1342 ± 0 5.583 5.273/6.208 5.743 ± 0.5656
ea22 1342 1342/1342 1342 ± 0 5.63 5.181/6.261 5.745 ± 0.6416
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.47 5.128/5.968 5.58 ± 0.573
ea26 1342 1342/1342 1342 ± 0 6 5.475/6.577 6.068 ± 0.6868
ea27 1342 1342/1342 1342 ± 0.0000384 5.587 5.211/6.309 5.721 ± 0.5996
ea28 1342 1342/1342 1342 ± 0 5.626 5.299/6.339 5.812 ± 0.6391
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 ± 0.0000244 5.311 5.124/5.495 5.306 ± 0.2375
3 1342 1342/1342 1342 ± 0.0000244 5.048 4.918/5.326 5.086 ± 0.2609
4 1342 1342/1342 1342 ± 0.0000249 5.254 5.057/5.34 5.175 ± 0.3549
5 1342 1342/1342 1342 ± 0.0000244 5.265 5.02/5.39 5.211 ± 0.3165
6 1342 1342/1342 1342 ± 0.0000244 5.24 4.989/5.376 5.183 ± 0.2877
7 1342 1342/1342 1342 ± 0.0000244 5.227 5.114/5.421 5.25 ± 0.2483
8 1342 1342/1342 1342 ± 0.0000244 5.285 5.055/5.396 5.223 ± 0.2657
9 1342 1342/1342 1342 ± 0.0000244 5.514 5.326/5.771 5.502 ± 0.2979
10 1342 1342/1342 1342 ± 0.0000244 5.975 5.835/6.156 5.946 ± 0.3011
11 1342 1342/1342 1342 ± 0.0000244 6.218 6.043/6.326 6.149 ± 0.313
12 1342 1342/1342 1342 ± 0.0000244 6.343 6.147/6.477 6.32 ± 0.3312
13 1342 1342/1342 1342 ± 0.0000244 6.752 6.605/6.979 6.729 ± 0.3445
14 1342 1342/1342 1342 ± 0.0000244 6.968 6.771/7.167 6.917 ± 0.3902
15 1342 1342/1342 1342 ± 0.0000244 6.56 6.395/6.812 6.533 ± 0.3644
16 1342 1342/1342 1342 ± 0.00003305 5.963 5.819/6.237 5.963 ± 0.3147
17 1342 1342/1342 1342 ± 0.00003274 5.968 5.844/6.231 5.964 ± 0.312
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-13 07:26:00.819
End
2024-12-13 08:15:17.045
Duration
0:49:16.226
Note, WebLog generation is not included in the time.

CASA logs for stage 8