Ionosphere-free single-frequency-equivalent RTK arc prepared from fixed wide-lane ambiguities.
@type t() :: %Sidereon.GNSS.RTK.IonosphereFreeArcSolution{ epochs: [map()], offsets_m: %{required(String.t()) => float()}, references: %{required(String.t()) => String.t()}, wavelengths_m: %{required(String.t()) => float()} }