Convert nanosecond to hour (sidereal)
Please provide values below to convert nanosecond [ns] to hour (sidereal) [None], or Convert hour (sidereal) to nanosecond.
How to Convert Nanosecond to Hour (Sidereal)
1 ns = 2.78538308834547e-13 None
Example: convert 15 ns to None:
15 ns = 15 × 2.78538308834547e-13 None = 4.17807463251821e-12 None
Nanosecond to Hour (Sidereal) Conversion Table
| nanosecond | hour (sidereal) |
|---|
Nanosecond
A nanosecond is a unit of time equal to one billionth of a second (10^-9 seconds).
History/Origin
The concept of the nanosecond emerged with the development of high-precision time measurement in the 20th century, particularly with advancements in electronics and computing technology that required measuring extremely short time intervals.
Current Use
Nanoseconds are used in various fields such as computing (e.g., measuring processor speeds and memory access times), telecommunications, and scientific research to quantify very short durations.
Hour (Sidereal)
An hour (sidereal) is a unit of time based on the Earth's rotation relative to distant stars, equal to approximately 3,894 seconds, used primarily in astronomy.
History/Origin
The sidereal hour originated from the ancient division of the day based on Earth's rotation relative to the stars, differing from the solar hour by about 4 minutes, and has been used historically in astronomy for precise timekeeping.
Current Use
Sidereal hours are mainly used in astronomy and astrophysics to measure celestial events and the Earth's rotation relative to distant celestial objects, rather than in everyday timekeeping.