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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.489 5.258/6.051 5.679 ± 0.5288
ea02 1342 1342/1342 1342 ± 0.000009839 5.73 5.348/6.41 5.911 ± 0.6702
ea04 1342 1342/1342 1342 ± 0.000006655 5.531 5.2/6.119 5.712 ± 0.5562
ea05 1342 1342/1342 1342 ± 0 5.491 5.098/6.038 5.608 ± 0.588
ea06 1342 1342/1342 1342 ± 0 4.907 4.725/5.356 5.033 ± 0.3771
ea07 1342 1342/1342 1342 ± 0 5.917 5.426/6.168 5.932 ± 0.5642
ea08 1342 1342/1342 1342 ± 0.00001444 5.765 5.437/6.556 6.022 ± 0.6772
ea09 1342 1342/1342 1342 ± 0.000006231 5.543 5.162/6.221 5.699 ± 0.6212
ea10 1342 1342/1342 1342 ± 0 5.83 5.265/6.514 5.859 ± 0.6812
ea11 1342 1342/1342 1342 ± 0 5.797 5.125/6.29 5.781 ± 0.6461
ea12 1342 1342/1342 1342 ± 0 6.381 6.126/6.837 6.479 ± 0.4083
ea13 1342 1342/1342 1342 ± 0 5.782 5.659/6.302 6.041 ± 0.5103
ea14 1342 1342/1342 1342 ± 0 5.68 5.155/6.27 5.755 ± 0.6563
ea15 1342 1342/1342 1342 ± 0 5.69 5.204/6.319 5.825 ± 0.6873
ea16 1342 1342/1342 1342 ± 0 5.977 5.521/6.573 6.111 ± 0.712
ea17 1342 1342/1342 1342 ± 0.00002521 5.922 5.546/6.437 6.054 ± 0.624
ea18 1342 1342/1342 1342 ± 0 5.022 4.72/5.566 5.155 ± 0.5321
ea19 1342 1342/1342 1342 ± 0 5.733 5.317/6.345 5.903 ± 0.6114
ea20 1342 1342/1342 1342 ± 0 6.05 5.634/6.671 6.175 ± 0.657
ea21 1342 1342/1342 1342 ± 0 5.526 5.207/6.085 5.659 ± 0.5569
ea22 1342 1342/1342 1342 ± 0.00000762 5.429 5.217/6.343 5.751 ± 0.6637
ea23 1342 1342/1342 1342 ± 0 5.947 5.42/6.346 5.994 ± 0.6632
ea25 1342 1342/1342 1342 ± 0 5.475 5.112/5.985 5.614 ± 0.5702
ea26 1342 1342/1342 1342 ± 0 5.859 5.564/6.657 6.097 ± 0.6656
ea27 1342 1342/1342 1342 ± 0.000027 5.554 5.217/6.392 5.756 ± 0.5962
ea28 1342 1342/1342 1342 ± 0.00003 5.58 5.348/6.373 5.849 ± 0.6517
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 ± 0.00002395 5.276 5.101/5.472 5.266 ± 0.2447
3 1342 1342/1342 1342 ± 0.00002395 5.194 5.053/5.359 5.197 ± 0.2336
4 1342 1342/1342 1342 ± 0.00002395 5.175 5.087/5.366 5.169 ± 0.286
5 1342 1342/1342 1342 ± 0.00002395 5.295 5.064/5.412 5.268 ± 0.2828
6 1342 1342/1342 1342 ± 0.00002395 5.29 5.1/5.429 5.232 ± 0.2824
7 1342 1342/1342 1342 ± 0.00002395 5.287 5.196/5.454 5.297 ± 0.2487
8 1342 1342/1342 1342 ± 0.00002395 5.266 5.146/5.413 5.262 ± 0.2579
9 1342 1342/1342 1342 ± 0.00002395 5.553 5.41/5.827 5.552 ± 0.3084
10 1342 1342/1342 1342 ± 0.0000235 5.993 5.845/6.135 5.971 ± 0.2887
11 1342 1342/1342 1342 ± 0.0000235 6.281 6.059/6.344 6.188 ± 0.3064
12 1342 1342/1342 1342 ± 0.0000235 6.409 6.219/6.513 6.346 ± 0.322
13 1342 1342/1342 1342 ± 0.0000235 6.852 6.672/6.984 6.785 ± 0.3452
14 1342 1342/1342 1342 ± 0.0000235 7.038 6.775/7.196 6.958 ± 0.3835
15 1342 1342/1342 1342 ± 0.0000235 6.648 6.37/6.82 6.577 ± 0.3825
16 1342 1342/1342 1342 ± 0.00003657 5.882 5.617/6.122 5.886 ± 0.3516
17 1342 1342/1342 1342 ± 0.00003532 5.917 5.636/6.166 5.884 ± 0.3402
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-05-01 08:53:01.802
End
2024-05-01 09:47:38.951
Duration
0:54:37.149
Note, WebLog generation is not included in the time.

CASA logs for stage 7