Layer Estimates:

Layer: AleutianTrench_100m_Envelope_Clip_Contour50 (ID:0)
Count: 4584
Extent:

XMin: 18545150.0250075
YMin: 6847579.25553679
XMax: 19045729.5822967
YMax: 7178697.29372555
Spatial Reference: 102100 (3857)