GreenCal.Day.Sun (GreenCal v0.2.0)

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Solar part of a GreenCal.Day.

Summary

Types

t()

:day_length_minutes is the time the Sun spends above the horizon within the civil day — always defined, 0.0 during polar night and the full window length (usually 1440) under the midnight sun, and it stays correct on days where the Sun rises before midnight or sets after it.

Types

t()

@type t() :: %GreenCal.Day.Sun{
  day_length_minutes: float(),
  rise: DateTime.t() | nil,
  rise_azimuth: float() | nil,
  set: DateTime.t() | nil,
  set_azimuth: float() | nil,
  state: :normal | :always_above | :always_below,
  transit: DateTime.t() | nil
}

:day_length_minutes is the time the Sun spends above the horizon within the civil day — always defined, 0.0 during polar night and the full window length (usually 1440) under the midnight sun, and it stays correct on days where the Sun rises before midnight or sets after it.