Doppler-derived range-rate row for one satellite in a tight update.
Build a tight range-rate observation row.
@type t() :: %Sidereon.GNSS.Fusion.TightRangeRateObservation{ measured_range_rate_m_s: number(), satellite_clock_drift_m_s: number(), sigma_m_s: number() }
@spec new(number(), number(), number()) :: t()