Topical Terminology > Obliquity
Obliquity
For Obliquity we have terms and definitions in 2 topics. The topics are Physical Geography and Satellite Meteorology.
Obliquity (Physical Geography) 
Tilt of the Earth's polar axis as measured from the perpendicular to the plane of the Earth's orbit around the sun. The angle of this tilt varies from 22.5 to 24.5° over a 41,000 year period. Current obliquity is 23.5°.
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Obliquity (Satellite Meteorology)
The angle between earth's orbit plane and the plane of the earth's equator, the tilt of the earth. Currently, this value is approximately 23.5?.
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