# `Sidereon.Estimation.TrackRtsEpoch`
[🔗](https://github.com/neilberkman/sidereon-ex/blob/main/lib/sidereon/estimation.ex#L211)

One recorded forward-filter epoch for RTS smoothing.

# `t`

```elixir
@type t() :: %Sidereon.Estimation.TrackRtsEpoch{
  predicted: Sidereon.Estimation.TrackState.t(),
  t_s: float(),
  transition_from_previous: [[float()]] | nil,
  updated: Sidereon.Estimation.TrackState.t()
}
```

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