Celestial Sphere

Sphere of Stars

Coordinate Systems

Coordinate Systems review

  1. Which celestial coordinate corresponds to a projection of earthly latitude?
  2. Which celestial coordinate corresponds to a projection of earthly longitude?
  3. What is the declination of the summer solstice?
  4. What is the declination of the March equinox?
  5. Celestial longitude is measured along the... (check one)
    • ecliptic
    • celestial equator