et '' 1 sekund, nurgasekund, kaaresekund
tasanurga SI väline ühik, non-SI unit for plane angle
en '' 1 second, arcsecond, angular second, second of arc
tasanurga SI väline ühik, non-SI unit for plane angle

et

''

symbol

Terminological databases

Metroloogia terminibaas

ID 574082 Last modified 13.09.2026

Domain metrologyunits of measurement

sekund preferred

nurgasekund

kaaresekund

''

second preferred

arcsecond

angular second

second of arc

''

tasanurga SI väline ühik

non-SI unit for plane angle

sekund preferred

Usage examples

Sekund ehk nurgasekund või kaaresekund on tasanurga mõõtühik, mis on kasutusel väga väikeste nurkade mõõtmiseks, ja on kasutatav koos SI ühikutega.

nurgasekund

kaaresekund

'' symbol

Usage examples

1'' = (1/60)' = (π/648 000) rad.

second preferred

Usage examples

A second (also called an arcsecond or second of arc) is a tiny unit used to measure very small angles, and is the non-SI unit accepted for use with the SI.

arcsecond

angular second

second of arc

'' symbol

Usage examples

1'' = (1/60)' = (π/648 000) rad.

in the EU's IATE term base

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