Distance from Parallax
d = AU / tan(p)
What it says
A nearby star appears to shift as Earth orbits; the size of that shift gives its distance.
Symbols
| Symbol | Quantity | Dimension |
|---|---|---|
d | Distance (m) | L |
p | Parallax angle (rad) | 1 |
Work it out
Enter what you know. No account needed.
Fill in all but one: p, d are all empty.
Filed under Astrophysics · derive through it in the explorer