Basic Measurements
Time Converter
The SI base unit of time is the second. Minutes, hours and days serve daily use, while milliseconds, microseconds and nanoseconds matter in computing and precision measurement.
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About this category: Time
The SI base unit of time is the second. Minutes, hours and days serve daily use, while milliseconds, microseconds and nanoseconds matter in computing and precision measurement.
Practical uses
- Project schedules and programming
- Computing and system performance
- Rates and speeds (per hour / per second)
Available units
| Unit | Name | Definition | Classification |
|---|---|---|---|
| s | Second | The second is the SI base unit of time. | SI Base |
| ms | Millisecond | One thousandth of a second. | SI Derived |
| Β΅s | Microsecond | One millionth of a second. | SI Derived |
| ns | Nanosecond | One billionth of a second. | SI Derived |
| min | Minute | Sixty seconds. | Accepted with SI |
| h | Hour | Sixty minutes. | Accepted with SI |
| d | Day | Twenty-four hours. | Accepted with SI |
| wk | Week | Seven days. | Non-SI |
| mo | Month (Average) | An average month of 30.4375 days. | Non-SI |
| yr | Solar Year | The Julian year of 365.25 days. | Non-SI |
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