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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.931 5.376/6.151 5.838 ± 0.5024
ea02 1342 1342/1342 1342 ± 0 6.225 5.532/6.676 6.175 ± 0.5754
ea05 1342 1342/1342 1342 ± 0 6.035 5.446/6.524 5.968 ± 0.6149
ea06 1342 1342/1342 1342 ± 0 4.908 4.778/5.262 5.014 ± 0.3009
ea07 1342 1342/1342 1342 ± 0.00002326 5.785 5.46/5.928 5.788 ± 0.4512
ea08 1342 1342/1342 1342 ± 0 6.186 5.771/6.877 6.344 ± 0.5811
ea09 1342 1342/1342 1342 ± 0 5.438 5.039/5.926 5.504 ± 0.4645
ea10 1342 1342/1342 1342 ± 0.00001675 5.761 5.381/6.605 5.969 ± 0.6249
ea11 1342 1342/1342 1342 ± 0 6.018 5.48/6.494 6.077 ± 0.5713
ea12 1342 1342/1342 1342 ± 0 6.029 5.477/6.519 6.1 ± 0.6066
ea13 1342 1342/1342 1342 ± 0 6.388 5.901/6.559 6.299 ± 0.4846
ea14 1342 1342/1342 1342 ± 0 5.976 5.498/6.592 6.057 ± 0.6402
ea15 1342 1342/1342 1342 ± 0 5.961 5.391/6.412 6.012 ± 0.6606
ea16 1342 1342/1342 1342 ± 0 5.371 5.249/5.592 5.331 ± 0.2618
ea17 1342 1342/1342 1342 ± 0 6.225 5.765/6.704 6.34 ± 0.586
ea18 1342 1342/1342 1342 ± 0 5.315 4.959/5.805 5.377 ± 0.5085
ea19 1342 1342/1342 1342 ± 0 6.301 5.632/6.785 6.234 ± 0.6107
ea20 1342 1342/1342 1342 ± 0 6.468 5.898/6.931 6.426 ± 0.6211
ea21 1342 1342/1342 1342 ± 0 5.71 5.507/6.382 5.935 ± 0.537
ea22 1342 1342/1342 1342 ± 0 6.176 5.408/6.561 5.999 ± 0.605
ea23 1342 1342/1342 1342 ± 0 5.893 5.594/6.571 6.12 ± 0.6545
ea25 1342 1342/1342 1342 ± 0 5.453 5.388/5.588 5.446 ± 0.1643
ea26 1342 1342/1342 1342 ± 0 6.093 5.614/6.574 6.082 ± 0.5303
ea27 1342 1342/1342 1342 ± 0.00003877 5.672 5.502/6.464 5.912 ± 0.5384
ea28 1342 1342/1342 1342 ± 0 5.861 5.62/6.564 6.103 ± 0.6005
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 ± 0.000024 5.505 5.336/5.725 5.483 ± 0.286
4 1342 1342/1342 1342 ± 0.00002448 5.451 5.191/5.511 5.372 ± 0.3476
5 1342 1342/1342 1342 ± 0.000024 5.528 5.374/5.617 5.497 ± 0.3014
6 1342 1342/1342 1342 ± 0.000024 5.465 5.36/5.566 5.426 ± 0.2689
7 1342 1342/1342 1342 ± 0.000024 5.472 5.375/5.608 5.455 ± 0.2454
8 1342 1342/1342 1342 ± 0.000024 5.478 5.27/5.626 5.433 ± 0.2956
9 1342 1342/1342 1342 ± 0.000024 5.736 5.631/5.966 5.704 ± 0.3477
10 1342 1342/1342 1342 ± 0.00002499 6.185 5.968/6.317 6.104 ± 0.3503
11 1342 1342/1342 1342 ± 0.00002499 6.453 6.283/6.565 6.332 ± 0.3838
12 1342 1342/1342 1342 ± 0.00002499 6.567 6.349/6.672 6.466 ± 0.3958
13 1342 1342/1342 1342 ± 0.00002499 7 6.753/7.177 6.884 ± 0.422
14 1342 1342/1342 1342 ± 0.00002499 7.184 6.941/7.335 7.045 ± 0.458
15 1342 1342/1342 1342 ± 0.00002499 6.564 6.421/6.781 6.497 ± 0.4166
16 1342 1342/1342 1342 ± 0.00003402 6.037 5.692/6.297 6 ± 0.4122
17 1342 1342/1342 1342 ± 0.00003894 6.047 5.777/6.31 5.995 ± 0.3904
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2025-01-29 22:20:03.840
End
2025-01-29 22:47:56.398
Duration
0:27:52.558
Note, WebLog generation is not included in the time.

CASA logs for stage 8