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Maximum time error of NIST disciplined clocks during a 9-hour holdover period
| NISTDC Data Center Location | Maximum time error during holdover period |
|---|---|
| Aurora, Illinois | 69 ns |
| London, England (LD4) | 103 ns |
| New York, New York | 132 ns |
| Tokyo, Japan (TY3) | 147 ns |
| Frankfurt, Germany (FR2) | 260 ns |
| London, England (LHC) | 387 ns |
| Chicago, Illinois | 394 ns |
