My understanding that this is to enable things like a lunar GPS system, which requires the satellites themselves to have precise clocks that are synchronized with each other.
> They also mention the dependence of the SI units on the unit of time, which really suggests the writer has no idea how measurement precision is achieved.
Say more? I thought an accurate clock would be necessary to derive a reference meter and kilogram measurement.
> They also mention the dependence of the SI units on the unit of time, which really suggests the writer has no idea how measurement precision is achieved.
Say more? I thought an accurate clock would be necessary to derive a reference meter and kilogram measurement.