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Cach kham pha Stellar Parallax 3D Explorer

Open the explorer and watch a nearby star trace a parallax ellipse as Earth orbits the Sun.

  1. Open https://freetoolonline.com/space-3d/stellar-parallax.html and wait for the scene.
  2. Watch Earth (blue) circle the Sun and the nearby star (orange) shift against the background.
  3. Follow the sight line from Earth through the star to its apparent background position.
  4. Read the facts panel: the parsec, Bessel 1838, Proxima Centauri, and Gaia.
  5. Pause the orbit, hide the sight line, or toggle the green ellipse trace.

So lieu chinh cua thi sai sao

Compare so lieu chinh cua thi sai sao: parsec, thi sai do lan dau, Proxima va gioi han arcsecond.
Thi sai sao: parsec, do lan dau, Proxima va gioi han.
Dai luongGia tri
1 parsec3.26 nam anh sang (1 AU tuong duong 1 arcsecond)
Thi sai dau tien (Bessel, 1838)61 Cygni, 0.314 arcsecond
Thi sai Proxima Centauri0.7685 arcsecond
Tat ca thi sai saoduoi 1 arcsecond

Next: the when guide or vs alternatives. Open the Stellar Parallax 3D Explorer.