List of things named after Friedrich Bessel
# List of things named after Friedrich Bessel

This is a (partial) list of things named for Friedrich Wilhelm Bessel, a 19th-century German scholar who worked in astronomy, geodesy and mathematical sciences:

## Astronomy, geodesy, astronomical bodies

* 1552 Bessel
* Bessel's star; see 61 Cygni
* Bessel (crater)
* Bessel ellipsoid
* Besselian elements
* Besselian epoch
* Bessel points
* Repsoid–Bessel pendulum

## Mathematics

* Bessel's correction
* Bessel's differential equation
* Bessel's inequality
* Bessel potential
* Bessel potential spaces
* Bessel process

### Bessel and related functions

* Bessel beam
* Bessel filter
* Bessel function
   * Bessel–Maitland function
   * Incomplete Bessel functions
* Bessel polynomial
   * q-Bessel polynomials
* Bessel series, see Fourier–Bessel series
* Bessel window
* Bessel–Clifford function
* Fourier–Bessel series
