Function lupnt::LtToTdb¶ Defined in File time_conversions.cc Function Documentation¶ Real lupnt::LtToTdb(Real t_lt)¶ Convert Lunar Time (TL) to TDB via Newton-Raphson inversion of TdbToLt. TL → TDB inversion (Newton-Raphson). Parameters: t_lt – Epoch in TL [s from J2000] Returns: Epoch in TDB [s from J2000]