grahan — the open-source sky engine
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    Function nextNewMoon

    • First new moon (elongation 0°) at or after jdUt, as a Julian day (UT).

      Parameters

      • jdUt: number

      Returns number

      nextNewMoon(2451545); // ≈ 2451550.26 (2000-01-06 18:14 UT)