Encyclopedia > Celestial equator

  Article Content

Celestial equator

The celestial equator is a great circle on the imaginary celestial sphere, which could be constructed by inflating the Earth's equator until it intersects with said sphere. The celestial equator is inclined by ~23.5°, with respect to the ecliptic plane; a result of axial tilt.

All Wikipedia text is available under the terms of the GNU Free Documentation License

  Search Encyclopedia

Search over one million articles, find something about almost anything!
  Featured Article

... from 0 to 255. a contiguous sequence of bits that comprises a sub-field of a longer word. This usage is reflected, for example, in LDB[?] and DPB[?] (assemble ...