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 5.636 5.364/5.856 5.684 ± 0.3876
ea02 1342 1342/1342 1342 ± 0 5.821 5.444/6.41 5.963 ± 0.5226
ea04 1342 1342/1342 1342 ± 0.000005826 5.541 5.253/6.019 5.672 ± 0.4881
ea05 1342 1342/1342 1342 ± 0 5.308 5.095/5.666 5.365 ± 0.381
ea06 1342 1342/1342 1342 ± 0 4.934 4.799/5.248 5.003 ± 0.2701
ea07 1342 1342/1342 1342 ± 0 5.688 5.351/5.973 5.707 ± 0.4074
ea08 1342 1342/1342 1342 ± 0 5.715 5.392/6.186 5.788 ± 0.4576
ea09 1342 1342/1342 1342 ± 0 5.434 5.094/5.796 5.464 ± 0.4245
ea10 1342 1342/1342 1342 ± 0.00001428 5.278 5.033/5.901 5.429 ± 0.4383
ea11 1342 1342/1342 1342 ± 0 5.841 5.408/6.462 5.99 ± 0.647
ea12 1342 1342/1342 1342 ± 0 5.682 5.384/6.008 5.772 ± 0.4325
ea13 1342 1342/1342 1342 ± 0 5.899 5.732/6.244 6.026 ± 0.424
ea14 1342 1342/1342 1342 ± 0 5.335 5.081/5.943 5.472 ± 0.457
ea15 1342 1342/1342 1342 ± 0 5.871 5.378/6.288 5.867 ± 0.5524
ea16 1342 1342/1342 1342 ± 0 5.599 5.402/6 5.722 ± 0.4356
ea17 1342 1342/1342 1342 ± 0.000003219 5.429 5.315/5.788 5.592 ± 0.3558
ea18 1342 1342/1342 1342 ± 0 4.757 4.557/4.994 4.8 ± 0.3006
ea19 1342 1342/1342 1342 ± 0 5.387 5.15/5.772 5.47 ± 0.3448
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.513 5.405/6.203 5.753 ± 0.4606
ea22 1342 1342/1342 1342 ± 0 5.005 4.884/5.508 5.124 ± 0.4406
ea23 1342 1342/1342 1342 ± 0 5.801 5.712/6.665 6.196 ± 0.618
ea25 1342 1342/1342 1342 ± 0 5.615 5.404/6.094 5.796 ± 0.4986
ea26 1342 1342/1342 1342 ± 0 5.661 5.513/6.227 5.872 ± 0.4387
ea27 1342 1342/1342 1342 ± 0.00004033 5.29 5.186/5.824 5.46 ± 0.4031
ea28 1342 1342/1342 1342 ± 0 5.776 5.58/6.514 6.021 ± 0.5645
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 ± 0.00002418 5.425 5.289/5.586 5.406 ± 0.2622
3 1342 1342/1342 1342 ± 0.00002431 5.313 5.154/5.442 5.28 ± 0.2963
4 1342 1342/1342 1342 ± 0.00002737 5.3 4.984/5.472 5.25 ± 0.3213
5 1342 1342/1342 1342 ± 0.00002418 5.375 5.087/5.531 5.313 ± 0.3196
6 1342 1342/1342 1342 ± 0.00002418 5.241 5.131/5.461 5.265 ± 0.2755
7 1342 1342/1342 1342 ± 0.00002418 5.354 5.099/5.414 5.27 ± 0.2801
8 1342 1342/1342 1342 ± 0.00002418 5.314 5.04/5.423 5.229 ± 0.3191
9 1342 1342/1342 1342 ± 0.00002418 5.505 5.274/5.7 5.45 ± 0.3592
10 1342 1342/1342 1342 ± 0.00002418 5.808 5.569/6.06 5.799 ± 0.3634
11 1342 1342/1342 1342 ± 0.00002418 5.948 5.831/6.245 5.99 ± 0.3668
12 1342 1342/1342 1342 ± 0.00002418 6.13 5.979/6.247 6.036 ± 0.5111
13 1342 1342/1342 1342 ± 0.00002418 6.466 6.121/6.69 6.426 ± 0.4609
14 1342 1342/1342 1342 ± 0.00002418 6.598 6.186/6.831 6.489 ± 0.485
15 1342 1342/1342 1342 ± 0.00002418 6.031 5.697/6.294 5.993 ± 0.4348
16 1342 1342/1342 1342 ± 0.00003453 5.52 5.227/5.776 5.471 ± 0.3426
17 1342 1342/1342 1342 ± 0.00003396 5.374 5.202/5.669 5.421 ± 0.3521
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-03 05:52:55.127
End
2024-12-03 06:24:33.618
Duration
0:31:38.491
Note, WebLog generation is not included in the time.

CASA logs for stage 8