# `Sidereon.Eclipse.EarthShadowModel`
[🔗](https://github.com/neilberkman/sidereon-ex/blob/main/lib/sidereon/eclipse.ex#L27)

Earth shape model used by eclipse shadow calculations.

# `t`

```elixir
@type t() :: :spherical | :wgs84_oblate | String.t()
```

Supported Earth shadow geometry models.

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*Consult [api-reference.md](api-reference.md) for complete listing*