Polar distance

From Wikipedia, the free encyclopedia

Polar distance may refer to:

  • Polar distance (astronomy), an astronomical term associated with the celestial equatorial coordinate system Σ(α, δ)ellipse and lower, a hyperbola
  • Polar distance (geometry), typically denoted r, a coordinate in polar coordinate systems (r, θ) and (r, θ, h)
  • Polar distance (botany) is used in the classification of pollens