def definition def or abbrev

`udg_surface_brightness`

No prose has been written for this declaration yet. The Lean source and graph data below render without it.

formal statement (Lean)

  76noncomputable def udg_surface_brightness : ℝ := 25.0

Definition body.

  77
  78/-- UDG effective radius (kpc).
  79    Value: r_e ~ 1-10 kpc -/

Lean names referenced from this declaration's body.