Sentence Examples


  • In both cases the rise to a maximum is more rapid than the decline to a minimum, and in fact some of the minor peculiarities of the sunspot curve are closely imitated by the light-curves of variable stars.
  • In the span of two complete sunspot periods no evidence was found of periodic or other change with lapse of time.
  • The spectrum, which closely resembles that of a sunspot, is marked by flutings or bands of lines sharply bounded on the violet side and fading off towards the red.