Layer Estimates:

Layer: SocialGrade_Clip (ID:1)
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Extent:

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Spatial Reference: 102100 (3857)

Layer: Middle_Super_Output_Area_ClipLayer (ID:2)
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Extent:

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YMin: 6670755.86202639
XMax: 38004.2506409321
YMax: 6745633.38278684
Spatial Reference: 102100 (3857)

Layer: SocialGrade (ID:3)
Count: 8480
Extent:

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XMax: 300262.408570231
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Spatial Reference: 102100 (3857)

Layer: Middle_Super_Output_Area (ID:4)
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Extent:

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YMin: 6414856.47266935
XMax: 277595.834733956
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Spatial Reference: 102100 (3857)

Layer: London_Borough_Excluding_MHW (ID:5)
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Extent:

XMin: -57446.0527348243
YMin: 6670755.86202639
XMax: 38004.2506409326
YMax: 6745633.38278684
Spatial Reference: 102100 (3857)