Layer Estimates:

Layer: MeanCenterLayer (ID:0)
Count: 1
Extent:

XMin: -10307745.2255
YMin: 4516614.5376
XMax: -10307745.2245
YMax: 4516614.5386
Spatial Reference: 102100 (3857)

Layer: EllipseLayer (ID:1)
Count: 1
Extent:

XMin: -11678638.4098
YMin: 3370491.3565
XMax: -8936852.0411
YMax: 5662737.7188
Spatial Reference: 102100 (3857)