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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.351 5.136/6.027 5.51 ± 0.711
ea02 1342 1342/1342 1342 ± 0.00003991 5.694 5.113/6.387 5.807 ± 0.759
ea05 1342 1342/1342 1342 ± 0.00001227 5.442 4.84/6.099 5.475 ± 0.6529
ea06 1342 1342/1342 1342 ± 0.00001406 5.054 4.709/5.417 5.014 ± 0.5462
ea07 1342 1342/1342 1342 ± 0.00004402 5.727 5.257/5.879 5.541 ± 0.743
ea08 1342 1342/1342 1342 ± 0.00004589 6.543 5.465/7.013 6.138 ± 0.9452
ea09 1342 1342/1342 1342 ± 0.00002743 4.884 4.669/5.607 5.121 ± 0.5149
ea10 1342 1342/1342 1342 ± 0.0000455 5.85 5.088/6.484 5.719 ± 0.8437
ea11 1342 1342/1342 1342 ± 0.00004284 5.752 5.183/6.397 5.746 ± 0.8352
ea12 1342 1342/1342 1342 ± 0.00001402 5.342 5.123/6.291 5.623 ± 0.8228
ea13 1342 1342/1342 1342 ± 0.0000144 5.637 5.211/5.849 5.636 ± 0.5214
ea14 1342 1342/1342 1342 ± 0.00004101 6.3 5.609/6.785 6.002 ± 0.9656
ea15 1342 1342/1342 1342 ± 0.000002419 5.24 4.974/6.03 5.523 ± 0.7446
ea16 1342 1342/1342 1342 ± 0 5.021 4.938/5.265 5.111 ± 0.2011
ea17 1342 1342/1342 1342 ± 0.00004376 5.846 5.498/6.924 5.952 ± 0.8871
ea18 1342 1342/1342 1342 ± 0.00003135 4.867 4.533/5.646 4.996 ± 0.6774
ea19 1342 1342/1342 1342 ± 0.00001082 5.598 5.147/6.326 5.705 ± 0.7133
ea20 1342 1342/1342 1342 ± 0.00001955 5.852 5.585/6.707 5.989 ± 0.9047
ea21 1342 1342/1342 1342 ± 0.00002701 5.5 5.102/6.034 5.529 ± 0.7011
ea22 1342 1342/1342 1342 ± 0.00003528 5.496 5.036/6.277 5.654 ± 0.6684
ea23 1342 1342/1342 1342 ± 0.00004525 5.963 5.33/6.424 5.823 ± 0.937
ea25 1342 1342/1342 1342 ± 0 5.238 5.181/5.332 5.225 ± 0.1556
ea26 1342 1342/1342 1342 ± 0.00002711 5.29 5.183/6.126 5.629 ± 0.5987
ea27 1342 1342/1342 1342 ± 0.0000445 5.416 5.064/6.379 5.637 ± 0.7862
ea28 1342 1342/1342 1342 ± 0.00004404 5.516 5.331/6.474 5.814 ± 0.807
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.
5 1342 1342/1342 1342 ± 0.0000262 5.434 5.183/5.58 5.349 ± 0.3715
6 1342 1342/1342 1342 ± 0.00002464 5.157 4.972/5.319 5.135 ± 0.2561
7 1342 1342/1342 1342 ± 0.00002441 5.139 5.015/5.253 5.128 ± 0.2316
8 1342 1342/1342 1342 ± 0.00002441 5.1 4.914/5.341 5.123 ± 0.2852
9 1342 1342/1342 1342 ± 0.00002441 5.385 5.211/5.675 5.369 ± 0.3295
10 1342 1342/1342 1342 ± 0.00002491 5.772 5.708/5.999 5.813 ± 0.3326
11 1342 1342/1342 1342 ± 0.00002491 6.086 5.848/6.32 6.048 ± 0.3525
12 1342 1342/1342 1342 ± 0.00002491 6.288 6.01/6.438 6.215 ± 0.364
13 1342 1342/1342 1342 ± 0.00002491 6.641 6.398/6.916 6.62 ± 0.3744
14 1342 1342/1342 1342 ± 0.00002491 6.789 6.619/7.059 6.776 ± 0.4088
15 1342 1342/1342 1342 ± 0.00002493 6.409 6.253/6.639 6.371 ± 0.4208
16 1342 1342/1342 1342 ± 0.00006048 4.353 4.179/4.576 4.382 ± 0.2756
17 1342 1342/1342 1342 ± 0.00006073 4.598 4.41/4.825 4.621 ± 0.2901
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
Start time
2024-10-31 09:45:21.725
End
2024-10-31 10:44:56.256
Duration
0:59:34.530
Note, WebLog generation is not included in the time.

CASA logs for stage 8