grahan — the open-source sky engine
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    Function nextFullMoon

    • First full moon (elongation 180°) at or after jdUt, as a Julian day (UT).

      Parameters

      • jdUt: number

      Returns number

      nextFullMoon(2451545); // ≈ 2451564.6 (2000-01-21 04:40 UT)