Initializing, please wait a moment

Cach kham pha Celestial Coordinate Systems 3D Explorer

Open the explorer, toggle each grid, and watch how the star-fixed equatorial grid tilts against your observer-fixed horizon.

  1. Open https://freetoolonline.com/space-3d/coordinate-systems-sky.html and wait for the celestial sphere.
  2. Read the facts panel: RA/Dec ranges, Alt/Az ranges, and the 23.44 degree obliquity.
  3. Toggle the equatorial (blue) and horizontal (amber) grids to compare them.
  4. Move the latitude slider and watch the celestial pole rise to match your latitude.
  5. Compare with Constellation Sphere 3D for star patterns, or Ecliptic and Zodiac 3D for the Sun path.

So lieu chinh cua he toa do troi

Compare so lieu chinh cua he toa do troi: xich kinh, xich vi, do cao va phuong vi.
Toa do troi: RA, xich vi, do cao va khoang phuong vi.
Toa doKhoang
Xich kinh (RA)0h-24h ve dong (1h = 15 do)
Xich vi (Dec)-90 den +90 do
Do cao (Alt)0-90 do
Phuong vi (Az)0-360 do tu huong Bac
Do nghieng hoang dao23.44 do (J2000)

Next: the when guide or vs alternatives. Open the Celestial Coordinate Systems 3D Explorer.