# `Sidereon.ErrorMetrics.ErrorEllipse`
[🔗](https://github.com/neilberkman/sidereon-ex/blob/main/lib/sidereon/error_metrics.ex#L25)

Horizontal one-sigma error ellipse.

# `t`

```elixir
@type t() :: %Sidereon.ErrorMetrics.ErrorEllipse{
  orientation_rad: float(),
  semi_major_m: float(),
  semi_minor_m: float()
}
```

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