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

Statwt Summary Plot

VLASS2.1.sb38719425.eb38722999.59135.57082381945_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 5.674 5.391/6.227 5.818 ± 0.5836
ea02 1342 1342/1342 1342 ± 0.00001604 5.925 5.622/6.738 6.197 ± 0.733
ea03 1342 1342/1342 1342 ± 0 5.382 4.896/6.141 5.541 ± 0.6716
ea04 1342 1342/1342 1342 ± 0 5.777 5.342/6.44 5.884 ± 0.5863
ea05 1342 1342/1342 1342 ± 0 6.128 5.474/6.623 5.991 ± 0.6271
ea06 1342 1342/1342 1342 ± 0 5.02 4.869/5.442 5.146 ± 0.3454
ea07 1342 1342/1342 1342 ± 0 6.149 5.598/6.412 6.145 ± 0.6373
ea08 1342 1342/1342 1342 ± 0.00001905 5.93 5.662/6.836 6.223 ± 0.7617
ea09 1342 1342/1342 1342 ± 0.000001539 5.85 5.46/6.609 5.998 ± 0.7548
ea10 1342 1342/1342 1342 ± 0 6.147 5.537/6.907 6.173 ± 0.7769
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.966 5.552/6.532 6.124 ± 0.6255
ea13 1342 1342/1342 1342 ± 0 6.1 5.983/6.573 6.316 ± 0.537
ea14 1342 1342/1342 1342 ± 0 6.152 5.46/6.619 6.081 ± 0.7064
ea15 1342 1342/1342 1342 ± 0 6.046 5.648/6.767 6.258 ± 0.7165
ea16 1342 1342/1342 1342 ± 0 6.213 5.725/6.926 6.383 ± 0.7899
ea17 1342 1342/1342 1342 ± 0.00001345 6.485 5.943/7.356 6.607 ± 0.7401
ea18 1342 1342/1342 1342 ± 0 5.107 4.78/5.634 5.2 ± 0.5501
ea19 1342 1342/1342 1342 ± 0 5.855 5.435/6.54 6.051 ± 0.6671
ea20 1342 1342/1342 1342 ± 0 6.132 5.7/6.763 6.213 ± 0.6475
ea23 1342 1342/1342 1342 ± 0 6.164 5.59/6.599 6.198 ± 0.7051
ea25 1342 1342/1342 1342 ± 0.000001539 5.807 5.446/6.306 5.907 ± 0.6028
ea26 1342 1342/1342 1342 ± 0 6.209 5.897/6.987 6.418 ± 0.7821
ea27 1342 1342/1342 1342 ± 0.000008686 5.755 5.478/6.593 5.941 ± 0.6697
ea28 1342 1342/1342 1342 ± 0.00003446 5.583 5.357/6.367 5.791 ± 0.6927
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 ± 0.00002439 5.559 5.417/5.796 5.545 ± 0.2902
3 1342 1342/1342 1342 ± 0.00002548 5.225 4.882/5.448 5.157 ± 0.3419
4 1342 1342/1342 1342 ± 0.00002495 5.312 5.17/5.428 5.245 ± 0.3382
5 1342 1342/1342 1342 ± 0.00002439 5.459 5.319/5.672 5.454 ± 0.3264
6 1342 1342/1342 1342 ± 0.00002439 5.547 5.354/5.726 5.497 ± 0.3385
7 1342 1342/1342 1342 ± 0.00002439 5.557 5.434/5.709 5.539 ± 0.3145
8 1342 1342/1342 1342 ± 0.00002439 5.514 5.338/5.668 5.479 ± 0.3341
9 1342 1342/1342 1342 ± 0.00002439 5.771 5.568/6.083 5.767 ± 0.3788
10 1342 1342/1342 1342 ± 0.00002439 6.197 6.028/6.479 6.182 ± 0.3633
11 1342 1342/1342 1342 ± 0.00002439 6.523 6.28/6.684 6.427 ± 0.3865
12 1342 1342/1342 1342 ± 0.00002439 6.662 6.435/6.855 6.609 ± 0.4282
13 1342 1342/1342 1342 ± 0.00002439 7.144 6.955/7.256 7.06 ± 0.449
14 1342 1342/1342 1342 ± 0.00002439 7.358 7.074/7.585 7.268 ± 0.4948
15 1342 1342/1342 1342 ± 0.00002439 6.946 6.638/7.14 6.831 ± 0.4847
16 1342 1342/1342 1342 ± 0.0000372 6.19 5.86/6.374 6.128 ± 0.4514
17 1342 1342/1342 1342 ± 0.00003196 6.278 5.926/6.417 6.173 ± 0.422
vis
VLASS2.1.sb38719425.eb38722999.59135.57082381945_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2025-01-11 11:26:37.287
End
2025-01-11 12:29:24.106
Duration
1:02:46.819
Note, WebLog generation is not included in the time.

CASA logs for stage 8