anthony morris

Celestial Pole

  • Imaginary points in the sky
  • Where Earth's axis of rotation intersects the celestial sphere
    • Directly above the geographic north and south pole
  • Although they perceive fixed, they slowly change position due to precession
  • Stars rotate around them
  • Equal to the observer's latitude
    • Northern hemisphere --> NCP
    • Southern hemisphere --> SCP

Space Astronomy Earth