An Etymological Dictionary of Astronomy and Astrophysics

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Number of Results: 2 Search : rotation period

rotation period

دوره‌ی ِ چرخش

dowre-ye carxeš (#)

Fr.: période de rotation

The interval of time during which an object turns once about its axis.

→ rotation; → period.

sidereal rotation period

دوره‌ی ِ چرخش ِ اختری

dowre-ye carxeš-e axtari

Fr.: période de rotation sidérale

The rotation period of a celestial body with respect to fixed stars. For Earth, same as → sidereal day.

→ sidereal; → rotation; → period.

An Etymological Dictionary of Astronomy and Astrophysics
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