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

Statwt Summary Plot

VLASS2.1.sb38471682.eb38515236.59049.18662664352_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 5.632 5.347/6.301 5.69 ± 0.7449
ea02 1342 1342/1342 1342 ± 0.00004404 6.095 5.638/6.721 6.01 ± 0.9215
ea04 1342 1342/1342 1342 ± 0.00002185 5.426 5.317/6.063 5.551 ± 0.736
ea05 1342 1342/1342 1342 ± 0.0000277 5.536 5.207/6.508 5.766 ± 0.7716
ea06 1342 1342/1342 1342 ± 0.00002546 5.033 4.831/5.699 5.162 ± 0.659
ea07 1342 1342/1342 1342 ± 0.00004316 5.979 5.574/6.309 5.854 ± 0.8298
ea09 1342 1342/1342 1342 ± 0.00002174 5.373 5.061/5.735 5.32 ± 0.6058
ea10 1342 1342/1342 1342 ± 0.0000426 5.359 4.975/6.006 5.351 ± 0.677
ea11 1342 1342/1342 1342 ± 0.00004367 6.134 5.666/6.683 6.023 ± 0.8892
ea12 1342 1342/1342 1342 ± 0.00003039 5.804 5.675/6.663 5.94 ± 0.9279
ea13 1342 1342/1342 1342 ± 0.00001028 5.994 5.685/6.299 5.966 ± 0.706
ea14 1342 1342/1342 1342 ± 0.00003938 5.764 5.535/6.692 5.958 ± 0.8341
ea15 1342 1342/1342 1342 ± 0.00002202 5.772 5.382/6.5 5.84 ± 0.8773
ea16 1342 1342/1342 1342 ± 0.00003855 5.881 5.568/6.789 6.048 ± 0.9277
ea17 1342 1342/1342 1342 ± 0.00004308 6.045 5.668/7.09 6.086 ± 0.9517
ea18 1342 1342/1342 1342 ± 0.00004201 5.147 5.024/5.905 5.286 ± 0.6626
ea19 1342 1342/1342 1342 ± 0.00001131 5.778 5.693/6.696 6.039 ± 0.7757
ea20 1342 1342/1342 1342 ± 0.00003829 6.219 5.995/7.014 6.306 ± 0.9971
ea21 1342 1342/1342 1342 ± 0.00003786 5.616 5.258/6.327 5.728 ± 0.7702
ea22 1342 1342/1342 1342 ± 0.00003671 5.684 5.159/6.537 5.737 ± 0.8638
ea23 1342 1342/1342 1342 ± 0.00004325 6.021 5.552/6.697 6.003 ± 0.9493
ea24 1342 1342/1342 1342 ± 0.00001394 5.268 4.89/6.095 5.436 ± 0.6657
ea25 1342 1342/1342 1342 ± 0.00004293 5.789 5.327/6.417 5.767 ± 0.8413
ea26 1342 1342/1342 1342 ± 0.00002605 5.947 5.814/6.882 6.101 ± 0.8791
ea27 1342 1342/1342 1342 ± 0.00004264 5.805 5.411/6.728 5.882 ± 0.872
ea28 1342 1342/1342 1342 ± 0.00004311 5.808 5.687/6.714 5.996 ± 0.9064
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 5.42 5.213/5.629 5.378 ± 0.3182
5 1342 1342/1342 1342 ± 0.00002553 5.677 5.417/5.89 5.653 ± 0.3054
6 1342 1342/1342 1342 ± 0.00002352 5.645 5.321/5.793 5.561 ± 0.2935
7 1342 1342/1342 1342 ± 0.00002352 5.618 5.4/5.766 5.564 ± 0.3014
8 1342 1342/1342 1342 ± 0.00002352 5.556 5.2/5.68 5.477 ± 0.3396
9 1342 1342/1342 1342 ± 0.00002352 5.77 5.355/5.883 5.658 ± 0.346
10 1342 1342/1342 1342 ± 0.00002352 6.164 5.901/6.26 6.079 ± 0.3133
11 1342 1342/1342 1342 ± 0.00002352 6.377 6.058/6.609 6.337 ± 0.3284
12 1342 1342/1342 1342 ± 0.00002352 6.533 6.278/6.722 6.492 ± 0.37
13 1342 1342/1342 1342 ± 0.00002352 6.891 6.661/7.175 6.855 ± 0.4292
14 1342 1342/1342 1342 ± 0.00002352 7.116 6.787/7.249 6.954 ± 0.4497
15 1342 1342/1342 1342 ± 0.00002395 6.559 6.135/6.838 6.484 ± 0.4651
16 1342 1342/1342 1342 ± 0.00005797 4.264 4.133/4.389 4.256 ± 0.1993
17 1342 1342/1342 1342 ± 0.00005824 4.29 4.163/4.536 4.352 ± 0.2849
statwtmode
VLASS-SE
vis
VLASS2.1.sb38471682.eb38515236.59049.18662664352_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-04-20 21:08:27.460
End
2024-04-20 22:05:16.496
Duration
0:56:49.036
Note, WebLog generation is not included in the time.

CASA logs for stage 7