heliographic latitudeThe angular distance from the Sun's equator, measured north or south along the meridian. The position of a point on the Sun's disk may be defined in terms of this and its heliographic longitude.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006
heliographic latitude[‚hē·lē·ə′graf·ik ′lad·ə‚tüd]
On the sun, angular distance north or south of its equator.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.