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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.528 5.262/5.909 5.594 ± 0.4285
ea02 1342 1342/1342 1342 ± 0 5.705 5.375/6.265 5.857 ± 0.5012
ea04 1342 1342/1342 1342 ± 0 5.462 5.143/5.98 5.586 ± 0.5123
ea05 1342 1342/1342 1342 ± 0 5.293 5.027/5.649 5.338 ± 0.39
ea06 1342 1342/1342 1342 ± 0 4.801 4.729/5.188 4.925 ± 0.2694
ea07 1342 1342/1342 1342 ± 0 5.528 5.267/5.869 5.605 ± 0.4188
ea08 1342 1342/1342 1342 ± 0 5.597 5.276/6.07 5.677 ± 0.4394
ea09 1342 1342/1342 1342 ± 0 5.229 4.961/5.642 5.309 ± 0.3904
ea10 1342 1342/1342 1342 ± 0 5.176 4.968/5.874 5.345 ± 0.4294
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.628 5.284/5.898 5.664 ± 0.4176
ea13 1342 1342/1342 1342 ± 0 5.904 5.58/6.07 5.893 ± 0.4071
ea14 1342 1342/1342 1342 ± 0 5.513 5.085/5.947 5.532 ± 0.4811
ea15 1342 1342/1342 1342 ± 0 5.728 5.255/6.098 5.735 ± 0.5169
ea16 1342 1342/1342 1342 ± 0 5.523 5.279/5.875 5.618 ± 0.4158
ea17 1342 1342/1342 1342 ± 0.00000261 5.401 5.297/5.749 5.525 ± 0.3493
ea18 1342 1342/1342 1342 ± 0 4.629 4.457/4.885 4.685 ± 0.2997
ea19 1342 1342/1342 1342 ± 0 5.429 5.078/5.799 5.43 ± 0.3707
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.512 5.342/6.146 5.728 ± 0.464
ea22 1342 1342/1342 1342 ± 0 4.919 4.728/5.447 5.021 ± 0.4381
ea23 1342 1342/1342 1342 ± 0 6.001 5.655/6.702 6.15 ± 0.6335
ea25 1342 1342/1342 1342 ± 0 5.594 5.387/6.12 5.754 ± 0.5129
ea26 1342 1342/1342 1342 ± 0 5.531 5.407/6.204 5.736 ± 0.4235
ea27 1342 1342/1342 1342 ± 0.00003516 5.251 5.075/5.817 5.349 ± 0.4212
ea28 1342 1342/1342 1342 ± 0 5.749 5.489/6.461 5.963 ± 0.5584
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 5.375 5.217/5.485 5.348 ± 0.2599
3 1342 1342/1342 1342 ± 0.00002448 5.248 5.05/5.306 5.182 ± 0.2761
4 1342 1342/1342 1342 ± 0.00003162 4.864 4.721/5.117 4.913 ± 0.3322
5 1342 1342/1342 1342 ± 0.00002439 5.266 4.985/5.42 5.208 ± 0.3054
6 1342 1342/1342 1342 ± 0.00002439 5.133 5/5.312 5.133 ± 0.2601
7 1342 1342/1342 1342 ± 0.00002439 5.229 5.067/5.328 5.168 ± 0.2685
8 1342 1342/1342 1342 ± 0.00002439 5.187 4.943/5.336 5.112 ± 0.3034
9 1342 1342/1342 1342 ± 0.00002439 5.396 5.148/5.554 5.335 ± 0.3438
10 1342 1342/1342 1342 ± 0.00002439 5.703 5.473/5.991 5.687 ± 0.3411
11 1342 1342/1342 1342 ± 0.00002439 5.864 5.728/6.086 5.858 ± 0.3484
12 1342 1342/1342 1342 ± 0.00002439 5.993 5.819/6.104 5.898 ± 0.5024
13 1342 1342/1342 1342 ± 0.00002439 6.324 6.04/6.5 6.284 ± 0.4443
14 1342 1342/1342 1342 ± 0.00002439 6.46 6.047/6.568 6.341 ± 0.4721
15 1342 1342/1342 1342 ± 0.00002439 6.098 5.689/6.227 5.987 ± 0.4422
16 1342 1342/1342 1342 ± 0.0000328 5.588 5.27/5.773 5.475 ± 0.3581
17 1342 1342/1342 1342 ± 0.00003003 5.45 5.185/5.714 5.419 ± 0.3738
overwrite_modelcol
False
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-03 08:32:47.500
End
2024-12-03 09:39:07.973
Duration
1:06:20.473
Note, WebLog generation is not included in the time.

CASA logs for stage 8