# `Sidereon.GNSS.SPP.EpochInputs`
[🔗](https://github.com/neilberkman/sidereon-ex/blob/main/lib/sidereon/gnss/spp.ex#L22)

One RINEX observation epoch assembled into SPP solve inputs.

# `t`

```elixir
@type t() :: %Sidereon.GNSS.SPP.EpochInputs{
  corrections: %{ionosphere: boolean(), troposphere: boolean()},
  day_of_year: float(),
  epoch: tuple(),
  epoch_index: non_neg_integer(),
  glonass_channels: %{required(non_neg_integer()) => integer()},
  initial_guess: {float(), float(), float(), float()},
  observations: [{String.t(), float()}],
  t_rx_j2000_s: float(),
  t_rx_second_of_day_s: float()
}
```

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