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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.39 5.082/5.834 5.489 ± 0.5096
ea02 1342 1342/1342 1342 ± 0 5.653 5.162/6.217 5.732 ± 0.6509
ea03 1342 1342/1342 1342 ± 0 5.107 4.509/5.685 5.134 ± 0.6381
ea04 1342 1342/1342 1342 ± 0 5.437 5.072/6.024 5.595 ± 0.5623
ea05 1342 1342/1342 1342 ± 0 5.582 5.089/6.122 5.661 ± 0.6117
ea06 1342 1342/1342 1342 ± 0 4.957 4.746/5.398 5.062 ± 0.3871
ea07 1342 1342/1342 1342 ± 0 5.781 5.303/6.118 5.822 ± 0.6
ea08 1342 1342/1342 1342 ± 0 5.782 5.406/6.459 5.941 ± 0.6646
ea09 1342 1342/1342 1342 ± 0 5.53 5.039/6.166 5.607 ± 0.6836
ea10 1342 1342/1342 1342 ± 0 5.745 5.2/6.437 5.79 ± 0.6583
ea11 1342 1342/1342 1342 ± 0 6.186 5.79/6.521 6.163 ± 0.6521
ea12 1342 1342/1342 1342 ± 0 5.622 5.277/6.227 5.811 ± 0.5924
ea13 1342 1342/1342 1342 ± 0 5.765 5.492/6.223 5.885 ± 0.5647
ea14 1342 1342/1342 1342 ± 0 5.728 5.099/6.285 5.757 ± 0.7189
ea15 1342 1342/1342 1342 ± 0 5.605 5.16/6.206 5.753 ± 0.6558
ea16 1342 1342/1342 1342 ± 0 5.987 5.5/6.536 6.06 ± 0.7706
ea17 1342 1342/1342 1342 ± 0.000005699 6.126 5.678/6.66 6.261 ± 0.6662
ea18 1342 1342/1342 1342 ± 0 4.905 4.584/5.434 5.041 ± 0.5215
ea19 1342 1342/1342 1342 ± 0 5.584 5.16/6.235 5.751 ± 0.6497
ea21 1342 1342/1342 1342 ± 0 5.567 5.156/6.154 5.675 ± 0.6022
ea22 1342 1342/1342 1342 ± 0 5.452 5.091/6.244 5.616 ± 0.6807
ea23 1342 1342/1342 1342 ± 0 5.87 5.321/6.293 5.923 ± 0.6937
ea25 1342 1342/1342 1342 ± 0.000005213 5.604 5.226/6.064 5.689 ± 0.5732
ea26 1342 1342/1342 1342 ± 0 5.808 5.356/6.451 5.919 ± 0.7268
ea27 1342 1342/1342 1342 ± 0.00002394 5.458 5.216/6.284 5.658 ± 0.5911
ea28 1342 1342/1342 1342 ± 0.000007416 5.264 5.067/6.001 5.503 ± 0.5974
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 ± 0.00002352 5.247 5.062/5.357 5.168 ± 0.2644
3 1342 1342/1342 1342 ± 0.00002482 4.903 4.699/5.063 4.873 ± 0.2752
4 1342 1342/1342 1342 ± 0.00002396 5.099 4.807/5.322 5.081 ± 0.3728
5 1342 1342/1342 1342 ± 0.00002396 5.156 4.964/5.271 5.119 ± 0.2896
6 1342 1342/1342 1342 ± 0.00002396 5.168 5.023/5.312 5.13 ± 0.2647
7 1342 1342/1342 1342 ± 0.00002396 5.202 5.102/5.293 5.191 ± 0.2422
8 1342 1342/1342 1342 ± 0.00002396 5.167 5.03/5.317 5.163 ± 0.2822
9 1342 1342/1342 1342 ± 0.00002396 5.46 5.252/5.71 5.45 ± 0.3166
10 1342 1342/1342 1342 ± 0.00002396 5.925 5.708/6.1 5.869 ± 0.3065
11 1342 1342/1342 1342 ± 0.00002352 6.17 6.013/6.275 6.096 ± 0.3053
12 1342 1342/1342 1342 ± 0.00002396 6.331 6.125/6.393 6.255 ± 0.3403
13 1342 1342/1342 1342 ± 0.00002396 6.718 6.545/6.807 6.669 ± 0.3731
14 1342 1342/1342 1342 ± 0.00002352 6.896 6.691/7.071 6.817 ± 0.4033
15 1342 1342/1342 1342 ± 0.00002396 6.579 6.295/6.703 6.473 ± 0.3864
16 1342 1342/1342 1342 ± 0.00002807 5.866 5.586/6.059 5.832 ± 0.3421
17 1342 1342/1342 1342 ± 0.00002652 5.782 5.655/6.03 5.802 ± 0.3239
statwtmode
VLASS-SE
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-15 08:27:45.225
End
2024-11-15 09:14:12.066
Duration
0:46:26.841
Note, WebLog generation is not included in the time.

CASA logs for stage 8