GPS ACCURACY STANDARDS

• Minimum Geometric

• Classification Accuracy Standard*

• AA 0.3 cm + 1:100,000,000

• A 0.5 cm + 1: 10,000,000

• B 0.8 cm + 1: 1,000,000

• First 1.0 cm + 1: 100,000

• Second, Class I 2.0 cm + 1: 50,000

• Second, Class I 3.0 cm + 1: 20,000

• Third 5.0 cm + 1: 10,000

  • * Note: At the 95 Percent Confidence Level

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