grahan — the open-source sky engine
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    Function tithiEndTime

    • Instant the tithi in effect at jdUt ends (Moon–Sun elongation reaches the next multiple of 12°), as a UT Julian day.

      Parameters

      • jdUt: number

      Returns number

      // Founder instant, Shukla Pratipada:
      tithiEndTime(2449217.71875); // ≈ 2449218.167 (1993-08-18 16:00:35 UT)