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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.705 5.281/6.142 5.722 ± 0.5595
ea02 1342 1342/1342 1342 ± 0.000007464 5.867 5.466/6.609 6.02 ± 0.6592
ea04 1342 1342/1342 1342 ± 0 5.561 5.2/6.102 5.677 ± 0.5261
ea05 1342 1342/1342 1342 ± 0 5.909 5.455/6.535 5.921 ± 0.606
ea06 1342 1342/1342 1342 ± 0 5.601 5.088/5.982 5.569 ± 0.5183
ea07 1342 1342/1342 1342 ± 0 5.301 5.154/5.458 5.297 ± 0.1931
ea08 1342 1342/1342 1342 ± 0.00002113 5.931 5.611/6.69 6.144 ± 0.6881
ea09 1342 1342/1342 1342 ± 0 5.205 4.967/5.829 5.374 ± 0.4475
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.000001632 5.874 5.375/6.424 5.964 ± 0.609
ea13 1342 1342/1342 1342 ± 0 6.176 5.851/6.355 6.221 ± 0.4689
ea14 1342 1342/1342 1342 ± 0 6.092 5.405/6.518 6.02 ± 0.6594
ea15 1342 1342/1342 1342 ± 0 5.957 5.393/6.387 5.981 ± 0.6578
ea16 1342 1342/1342 1342 ± 0 6.139 5.621/6.673 6.188 ± 0.6947
ea17 1342 1342/1342 1342 ± 0.00001173 5.697 5.478/5.808 5.651 ± 0.2061
ea18 1342 1342/1342 1342 ± 0 5.255 4.888/5.772 5.304 ± 0.5256
ea19 1342 1342/1342 1342 ± 0 5.637 5.624/5.767 5.694 ± 0.0839
ea20 1342 1342/1342 1342 ± 0 6.354 5.841/6.88 6.325 ± 0.6383
ea21 1342 1342/1342 1342 ± 0 5.748 5.424/6.337 5.896 ± 0.557
ea22 1342 1342/1342 1342 ± 0 5.59 5.283/6.462 5.834 ± 0.6317
ea23 1342 1342/1342 1342 ± 0.000001632 6.002 5.501/6.545 6.054 ± 0.6676
ea24 1342 1342/1342 1342 ± 0 5.956 5.161/6.356 5.747 ± 0.6043
ea25 1342 1342/1342 1342 ± 0.000005156 5.563 5.356/6.324 5.831 ± 0.604
ea26 1342 1342/1342 1342 ± 0 6.228 5.81/7.014 6.357 ± 0.6687
ea27 1342 1342/1342 1342 ± 0.000003331 5.333 5.211/5.531 5.381 ± 0.1967
ea28 1342 1342/1342 1342 ± 0.00003785 5.711 5.475/6.495 5.965 ± 0.6461
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 ± 0.00002392 5.45 5.274/5.595 5.444 ± 0.2461
3 1342 1342/1342 1342 ± 0.00002502 5.171 5.022/5.388 5.211 ± 0.2791
4 1342 1342/1342 1342 ± 0.00002415 5.328 5.195/5.449 5.336 ± 0.2862
5 1342 1342/1342 1342 ± 0.00002392 5.477 5.266/5.659 5.465 ± 0.2961
6 1342 1342/1342 1342 ± 0.00002392 5.39 5.146/5.583 5.355 ± 0.2792
7 1342 1342/1342 1342 ± 0.00002392 5.401 5.23/5.609 5.418 ± 0.2625
8 1342 1342/1342 1342 ± 0.00002392 5.425 5.161/5.532 5.365 ± 0.2859
9 1342 1342/1342 1342 ± 0.000024 5.668 5.508/5.925 5.644 ± 0.3089
10 1342 1342/1342 1342 ± 0.000026 6.096 5.907/6.285 6.04 ± 0.3246
11 1342 1342/1342 1342 ± 0.000026 6.311 6.205/6.416 6.262 ± 0.3074
12 1342 1342/1342 1342 ± 0.000026 6.466 6.327/6.557 6.409 ± 0.3183
13 1342 1342/1342 1342 ± 0.000026 6.935 6.562/7.051 6.828 ± 0.3665
14 1342 1342/1342 1342 ± 0.000026 7.144 6.842/7.289 7.042 ± 0.3863
15 1342 1342/1342 1342 ± 0.000026 6.764 6.536/6.978 6.688 ± 0.3948
16 1342 1342/1342 1342 ± 0.00003685 5.909 5.614/6.188 5.903 ± 0.3552
17 1342 1342/1342 1342 ± 0.00003638 5.887 5.72/6.206 5.928 ± 0.317
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
Start time
2024-04-18 03:49:04.093
End
2024-04-18 04:15:17.804
Duration
0:26:13.711
Note, WebLog generation is not included in the time.

CASA logs for stage 7