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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.297 5.08/6.038 5.383 ± 0.8429
ea02 1342 1342/1342 1342 ± 0.00004404 5.889 5.372/6.605 5.785 ± 0.9965
ea04 1342 1342/1342 1342 ± 0.00000292 4.942 4.774/5.725 5.115 ± 0.787
ea05 1342 1342/1342 1342 ± 0.00001163 5.169 4.837/6.119 5.343 ± 0.7828
ea06 1342 1342/1342 1342 ± 0.000005956 4.891 4.63/5.48 4.857 ± 0.7369
ea07 1342 1342/1342 1342 ± 0.00004419 5.797 5.195/6.216 5.538 ± 0.9061
ea08 1342 1342/1342 1342 ± 0.00004554 5.87 5.467/6.688 5.838 ± 1.071
ea09 1342 1342/1342 1342 ± 0.00002544 5.163 4.961/5.891 5.27 ± 0.6998
ea10 1342 1342/1342 1342 ± 0.00004449 5.023 4.676/5.57 4.93 ± 0.6963
ea11 1342 1342/1342 1342 ± 0.00004385 5.847 5.138/6.468 5.615 ± 1.063
ea12 1342 1342/1342 1342 ± 0.00001035 5.263 5.109/6.029 5.349 ± 0.9682
ea13 1342 1342/1342 1342 ± 0.00002561 5.889 5.636/6.355 5.838 ± 0.7659
ea14 1342 1342/1342 1342 ± 0.00001239 5.69 5.234/6.518 5.704 ± 0.8676
ea15 1342 1342/1342 1342 ± 0.000002424 5.306 5.046/6.103 5.443 ± 0.8984
ea16 1342 1342/1342 1342 ± 0.00002442 5.835 5.491/6.446 5.768 ± 0.9583
ea17 1342 1342/1342 1342 ± 0.00004614 5.782 5.227/6.457 5.686 ± 1.056
ea18 1342 1342/1342 1342 ± 0.00003612 4.88 4.485/5.711 4.886 ± 0.8384
ea19 1342 1342/1342 1342 ± 0 5.462 5.3/6.471 5.668 ± 0.8167
ea20 1342 1342/1342 1342 ± 0.00002494 5.686 5.331/6.592 5.691 ± 1.171
ea21 1342 1342/1342 1342 ± 0.00001856 5.409 5.179/6.133 5.412 ± 0.831
ea22 1342 1342/1342 1342 ± 0.00004024 5.453 5.247/6.542 5.688 ± 0.9378
ea23 1342 1342/1342 1342 ± 0.00004294 5.857 5.277/6.428 5.734 ± 0.9605
ea24 1342 1342/1342 1342 ± 0.0000212 5.225 4.955/6.112 5.408 ± 0.7054
ea25 1342 1342/1342 1342 ± 0.0000455 5.358 4.888/6.102 5.327 ± 0.9305
ea26 1342 1342/1342 1342 ± 0.00003412 5.818 5.596/6.888 6.042 ± 0.9421
ea27 1342 1342/1342 1342 ± 0.00004577 5.518 5.111/6.535 5.521 ± 1.016
ea28 1342 1342/1342 1342 ± 0.00004412 5.572 5.31/6.595 5.678 ± 0.9931
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 ± 0.00002317 5.121 4.951/5.362 5.146 ± 0.3612
6 1342 1342/1342 1342 ± 0.0000231 5.237 5.011/5.401 5.196 ± 0.3088
7 1342 1342/1342 1342 ± 0.0000231 5.292 5.113/5.509 5.262 ± 0.3021
8 1342 1342/1342 1342 ± 0.0000231 5.258 5.05/5.465 5.209 ± 0.3248
9 1342 1342/1342 1342 ± 0.0000231 5.491 5.246/5.815 5.489 ± 0.3461
10 1342 1342/1342 1342 ± 0.0000231 6.024 5.622/6.124 5.877 ± 0.352
11 1342 1342/1342 1342 ± 0.0000231 6.287 5.946/6.437 6.183 ± 0.3545
12 1342 1342/1342 1342 ± 0.0000231 6.371 6.21/6.63 6.366 ± 0.3777
13 1342 1342/1342 1342 ± 0.00002346 6.748 6.392/6.855 6.601 ± 0.4051
14 1342 1342/1342 1342 ± 0.00003054 6.358 6.1/6.789 6.388 ± 0.5399
15 1342 1342/1342 1342 ± 0.00002395 6.569 6.186/6.788 6.445 ± 0.4772
16 1342 1342/1342 1342 ± 0.00006058 3.739 3.56/3.962 3.786 ± 0.3066
17 1342 1342/1342 1342 ± 0.00006101 3.91 3.69/4.12 3.91 ± 0.3077
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-12-06 18:50:24.810
End
2024-12-06 19:56:32.094
Duration
1:06:07.284
Note, WebLog generation is not included in the time.

CASA logs for stage 8