celestial meridiancelestial meridian, vertical circle passing through the north celestial pole and an observer's zenith. It is an axis in the altazimuth coordinate system. The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved. More on celestial meridian from Fact Monster:
See more Encyclopedia articles on: Astronomy: General |
24 X 7Private Tutor
Best Website for Science Help & Chemistry Help
|