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 5.955 5.402/6.224 5.851 ± 0.493
ea02 1342 1342/1342 1342 ± 0.00002699 6.056 5.649/6.689 6.141 ± 0.5767
ea05 1342 1342/1342 1342 ± 0 6.025 5.417/6.523 5.892 ± 0.6161
ea06 1342 1342/1342 1342 ± 0 4.861 4.754/5.239 4.982 ± 0.2983
ea07 1342 1342/1342 1342 ± 0.000005205 5.847 5.457/6.013 5.8 ± 0.4387
ea08 1342 1342/1342 1342 ± 0 6.125 5.762/6.913 6.315 ± 0.6013
ea09 1342 1342/1342 1342 ± 0 5.58 5.098/6 5.583 ± 0.5013
ea10 1342 1342/1342 1342 ± 0.00002562 5.815 5.425/6.598 5.945 ± 0.6278
ea11 1342 1342/1342 1342 ± 0 6.026 5.431/6.491 6.055 ± 0.5742
ea12 1342 1342/1342 1342 ± 0 6.015 5.452/6.489 6.042 ± 0.6076
ea13 1342 1342/1342 1342 ± 0 6.44 5.873/6.565 6.287 ± 0.4969
ea14 1342 1342/1342 1342 ± 0 6.094 5.48/6.665 6.059 ± 0.6684
ea15 1342 1342/1342 1342 ± 0 5.901 5.315/6.33 5.889 ± 0.6569
ea16 1342 1342/1342 1342 ± 0 5.302 5.156/5.457 5.264 ± 0.2646
ea17 1342 1342/1342 1342 ± 0 6.216 5.777/6.664 6.292 ± 0.5994
ea18 1342 1342/1342 1342 ± 0 5.347 4.987/5.815 5.371 ± 0.5038
ea19 1342 1342/1342 1342 ± 0 6.213 5.577/6.749 6.151 ± 0.6035
ea20 1342 1342/1342 1342 ± 0 6.463 5.822/6.8 6.383 ± 0.6023
ea21 1342 1342/1342 1342 ± 0 5.758 5.432/6.368 5.909 ± 0.5366
ea22 1342 1342/1342 1342 ± 0 6.081 5.441/6.525 5.961 ± 0.6033
ea23 1342 1342/1342 1342 ± 0 5.933 5.557/6.689 6.099 ± 0.6672
ea25 1342 1342/1342 1342 ± 0 5.456 5.335/5.603 5.466 ± 0.1571
ea26 1342 1342/1342 1342 ± 0 5.813 5.627/6.472 6.097 ± 0.5351
ea27 1342 1342/1342 1342 ± 0.00003605 5.799 5.491/6.481 5.91 ± 0.5518
ea28 1342 1342/1342 1342 ± 0 5.856 5.583/6.608 6.077 ± 0.6128
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 ± 0.00002394 5.496 5.317/5.737 5.472 ± 0.2997
4 1342 1342/1342 1342 ± 0.00002492 5.408 5.189/5.578 5.352 ± 0.3549
5 1342 1342/1342 1342 ± 0.00002394 5.463 5.347/5.539 5.436 ± 0.2789
6 1342 1342/1342 1342 ± 0.00002393 5.436 5.324/5.581 5.442 ± 0.2853
7 1342 1342/1342 1342 ± 0.00002394 5.448 5.311/5.624 5.453 ± 0.2543
8 1342 1342/1342 1342 ± 0.00002394 5.494 5.244/5.591 5.419 ± 0.2968
9 1342 1342/1342 1342 ± 0.00002394 5.787 5.564/5.971 5.702 ± 0.3417
10 1342 1342/1342 1342 ± 0.0000249 6.198 5.967/6.334 6.118 ± 0.3406
11 1342 1342/1342 1342 ± 0.0000249 6.466 6.306/6.55 6.342 ± 0.3697
12 1342 1342/1342 1342 ± 0.0000249 6.57 6.249/6.694 6.478 ± 0.3874
13 1342 1342/1342 1342 ± 0.0000249 6.961 6.756/7.185 6.9 ± 0.4068
14 1342 1342/1342 1342 ± 0.000025 7.134 6.872/7.295 7.01 ± 0.4497
15 1342 1342/1342 1342 ± 0.0000249 6.655 6.491/6.809 6.55 ± 0.4137
16 1342 1342/1342 1342 ± 0.00003384 6.065 5.813/6.314 6.025 ± 0.3927
17 1342 1342/1342 1342 ± 0.0000369 6.074 5.82/6.318 6.019 ± 0.3673
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-05-01 16:57:00.696
End
2024-05-01 18:01:25.649
Duration
1:04:24.953
Note, WebLog generation is not included in the time.

CASA logs for stage 7