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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.162 4.996/5.824 5.47 ± 0.6497
ea02 1342 1342/1342 1342 ± 0.0000239 5.465 5.153/6.529 5.817 ± 0.8312
ea04 1342 1342/1342 1342 ± 0.00002827 5.212 4.912/5.898 5.436 ± 0.6768
ea05 1342 1342/1342 1342 ± 0.00003144 5.387 5.139/6.54 5.759 ± 0.7705
ea06 1342 1342/1342 1342 ± 0.00003581 4.459 4.245/5.183 4.713 ± 0.5174
ea07 1342 1342/1342 1342 ± 0.00004178 5.474 5.231/6.133 5.752 ± 0.7591
ea08 1342 1342/1342 1342 ± 0.00004126 5.533 5.179/6.597 5.878 ± 0.9044
ea09 1342 1342/1342 1342 ± 0 5.461 5.15/6.485 5.73 ± 0.7306
ea10 1342 1342/1342 1342 ± 0.00004416 5.473 5.053/6.503 5.745 ± 0.8171
ea11 1342 1342/1342 1342 ± 0.00004759 5.221 4.847/6.358 5.594 ± 0.8641
ea12 1342 1342/1342 1342 ± 0.00003793 5.444 5.107/6.15 5.684 ± 0.775
ea13 1342 1342/1342 1342 ± 0 5.583 5.443/6.296 5.989 ± 0.7263
ea14 1342 1342/1342 1342 ± 0.00002284 5.336 5.034/6.266 5.59 ± 0.7476
ea15 1342 1342/1342 1342 ± 0.00001765 4.987 4.922/6.119 5.44 ± 0.7884
ea16 1342 1342/1342 1342 ± 0 5.675 5.301/6.731 5.915 ± 0.9334
ea17 1342 1342/1342 1342 ± 0.00004753 5.581 5.151/6.341 5.811 ± 0.8318
ea18 1342 1342/1342 1342 ± 0.00004635 4.583 4.523/5.338 4.939 ± 0.6084
ea19 1342 1342/1342 1342 ± 0 5.601 5.436/6.77 6.081 ± 0.8019
ea20 1342 1342/1342 1342 ± 0.00004274 5.643 5.518/6.666 5.949 ± 0.841
ea21 1342 1342/1342 1342 ± 0.000001274 5.382 4.974/6.326 5.677 ± 0.7812
ea22 1342 1342/1342 1342 ± 0 5.197 4.87/6.113 5.561 ± 0.731
ea23 1342 1342/1342 1342 ± 0.00003468 5.375 5.108/6.309 5.779 ± 0.8535
ea25 1342 1342/1342 1342 ± 0.00004866 5.224 4.924/6.046 5.529 ± 0.7706
ea26 1342 1342/1342 1342 ± 0 5.61 5.498/6.913 6.123 ± 0.8109
ea27 1342 1342/1342 1342 ± 0.00004649 5.266 5.034/6.347 5.574 ± 0.7472
ea28 1342 1342/1342 1342 ± 0.00004502 5.384 5.236/6.344 5.745 ± 0.796
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 ± 0.00002348 5.109 4.924/5.423 5.125 ± 0.3081
3 1342 1342/1342 1342 ± 0.00003253 4.688 4.571/4.943 4.696 ± 0.3336
5 1342 1342/1342 1342 ± 0.00002872 5.506 5.219/5.778 5.465 ± 0.3539
6 1342 1342/1342 1342 ± 0.00002348 5.162 4.927/5.32 5.103 ± 0.2998
7 1342 1342/1342 1342 ± 0.00002348 5.182 5.073/5.384 5.185 ± 0.2775
8 1342 1342/1342 1342 ± 0.00002348 5.176 4.985/5.28 5.128 ± 0.3005
9 1342 1342/1342 1342 ± 0.00002367 5.281 5.047/5.472 5.229 ± 0.3326
10 1342 1342/1342 1342 ± 0.00002348 5.975 5.856/6.141 5.939 ± 0.3207
11 1342 1342/1342 1342 ± 0.00002348 6.28 6.116/6.36 6.201 ± 0.3403
12 1342 1342/1342 1342 ± 0.00002348 6.457 6.264/6.595 6.399 ± 0.3727
13 1342 1342/1342 1342 ± 0.00002348 6.925 6.779/7.101 6.861 ± 0.4033
14 1342 1342/1342 1342 ± 0.00002348 7.12 6.91/7.341 7.08 ± 0.4495
15 1342 1342/1342 1342 ± 0.0000443 5.983 5.755/6.533 6.095 ± 0.5979
16 1342 1342/1342 1342 ± 0.00006057 4.577 4.444/4.733 4.594 ± 0.224
17 1342 1342/1342 1342 ± 0.00006103 4.955 4.779/5.165 4.972 ± 0.3112
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-11-02 19:11:46.914
End
2024-11-02 20:06:16.583
Duration
0:54:29.669
Note, WebLog generation is not included in the time.

CASA logs for stage 8