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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.351 5.214/5.991 5.364 ± 0.9197
ea02 1342 1342/1342 1342 ± 0.0000423 5.919 5.378/6.685 5.753 ± 1.073
ea04 1342 1342/1342 1342 ± 0.00003205 5.485 5.047/6.107 5.401 ± 0.8901
ea05 1342 1342/1342 1342 ± 0.00001908 5.408 5.057/6.116 5.434 ± 0.8305
ea06 1342 1342/1342 1342 ± 0.00004149 4.924 4.685/5.348 4.761 ± 0.8041
ea07 1342 1342/1342 1342 ± 0.00004304 5.764 5.394/6.192 5.55 ± 0.9758
ea08 1342 1342/1342 1342 ± 0.00004228 5.938 5.602/6.799 5.94 ± 1.122
ea09 1342 1342/1342 1342 ± 0.00001951 5.621 5.082/6.137 5.547 ± 0.8071
ea10 1342 1342/1342 1342 ± 0.00004426 5.355 5.158/6.291 5.454 ± 0.9922
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004138 5.654 5.287/6.559 5.605 ± 1.08
ea13 1342 1342/1342 1342 ± 0.00001679 5.806 5.594/6.389 5.835 ± 0.9056
ea14 1342 1342/1342 1342 ± 0.00001655 5.666 5.273/6.587 5.646 ± 1.023
ea15 1342 1342/1342 1342 ± 0.0000383 5.343 5.156/6.269 5.425 ± 1.142
ea16 1342 1342/1342 1342 ± 0.00002051 5.776 5.478/6.349 5.668 ± 1.008
ea17 1342 1342/1342 1342 ± 0.00004635 5.912 5.506/6.66 5.826 ± 1.119
ea18 1342 1342/1342 1342 ± 0.00004371 4.968 4.758/5.546 4.945 ± 0.8246
ea19 1342 1342/1342 1342 ± 0.000002052 5.791 5.412/6.455 5.727 ± 0.8661
ea20 1342 1342/1342 1342 ± 0.00004256 5.855 5.648/6.795 5.915 ± 1.156
ea21 1342 1342/1342 1342 ± 0.0000156 5.486 5.338/6.259 5.462 ± 0.911
ea22 1342 1342/1342 1342 ± 0.00003117 5.38 5.118/6.374 5.504 ± 0.9497
ea23 1342 1342/1342 1342 ± 0.00003902 5.605 5.491/6.459 5.65 ± 1.046
ea25 1342 1342/1342 1342 ± 0.0000438 5.565 5.251/6.261 5.475 ± 0.9964
ea27 1342 1342/1342 1342 ± 0.00004438 5.501 5.179/6.416 5.485 ± 0.9996
ea28 1342 1342/1342 1342 ± 0.00004401 5.725 5.447/6.554 5.685 ± 1.067
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 5.513 5.264/5.66 5.459 ± 0.2785
3 1342 1342/1342 1342 ± 0.00004883 5.26 5.044/5.709 5.366 ± 0.4412
5 1342 1342/1342 1342 ± 0.00002552 5.373 5.172/5.523 5.359 ± 0.2701
6 1342 1342/1342 1342 ± 0.00002439 5.333 5.142/5.445 5.302 ± 0.2794
7 1342 1342/1342 1342 ± 0.00002439 5.351 5.174/5.484 5.32 ± 0.2649
8 1342 1342/1342 1342 ± 0.00002439 5.351 5.158/5.476 5.309 ± 0.2909
9 1342 1342/1342 1342 ± 0.00002439 5.605 5.402/5.851 5.57 ± 0.3403
10 1342 1342/1342 1342 ± 0.00002439 6.091 5.843/6.212 6.023 ± 0.3294
11 1342 1342/1342 1342 ± 0.00002439 6.315 6.178/6.469 6.301 ± 0.3366
12 1342 1342/1342 1342 ± 0.00002439 6.505 6.352/6.706 6.489 ± 0.3575
13 1342 1342/1342 1342 ± 0.0000245 6.721 6.45/6.897 6.623 ± 0.3748
14 1342 1342/1342 1342 ± 0.00003546 6.196 5.765/6.597 6.186 ± 0.5348
15 1342 1342/1342 1342 ± 0.00002573 6.659 6.268/6.933 6.571 ± 0.5187
16 1342 1342/1342 1342 ± 0.0000549 3.327 3.162/3.56 3.35 ± 0.3202
17 1342 1342/1342 1342 ± 0.00005697 3.562 3.396/3.784 3.608 ± 0.3216
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
overwrite_modelcol
False
Start time
2024-11-26 12:06:43.911
End
2024-11-26 13:06:00.220
Duration
0:59:16.309
Note, WebLog generation is not included in the time.

CASA logs for stage 8