Layer Estimates:

Layer: CentralFeatureLayer (ID:0)
Count: 230
Extent:

XMin: -19676856.2953323
YMin: 6779649.22281795
XMax: -14474652.4631256
YMax: 11505265.0196562
Spatial Reference: 102100 (3857)

Layer: MeanCenterLayer (ID:1)
Count: 228
Extent:

XMin: -19676856.2953323
YMin: 6779649.22281795
XMax: -14474652.4631256
YMax: 11505265.0196562
Spatial Reference: 102100 (3857)

Layer: MedianCenterLayer (ID:2)
Count: 228
Extent:

XMin: -19676856.2953323
YMin: 6779649.22281795
XMax: -14474652.4631256
YMax: 11505265.0196562
Spatial Reference: 102100 (3857)

Layer: EllipseLayer (ID:3)
Count: 5
Extent:

XMin: -16976123.6252687
YMin: 7914230.12880754
XMax: -14958767.0255757
YMax: 9580764.42855146
Spatial Reference: 102100 (3857)