Arcsecond (″)
One sixtieth of an arcminute.
Result
1 arcsecond = 0.0002777778 degrees
Arcsecond at a glance
| Unit name | Arcsecond (plural: arcseconds) |
|---|---|
| Symbol | ″ |
| Quantity measured | Angle |
| Measurement system | Metric |
| Also known as | arcsec, second of arc |
| Definition exact? | Yes — exact by definition |
1 arcsecond in other angle units
Frequently asked questions
- What is a arcsecond?
- One sixtieth of an arcminute.
- What is the symbol for the arcsecond?
- The symbol for the arcsecond is ″. It measures angle.
- How many degrees are in a arcsecond?
- 1 arcsecond = 0.000277778 degrees.
- How many radians are in a arcsecond?
- 1 arcsecond = 0.000004848 radians.