Question

The time elapsed from the beginning of a 'Nakṣatra' (Lunar Mansion) up to the exact moment of birth is technically defined as which of the following terms?

• A. Bhayāt
• B. Bhōbhōga
• C. Candra-spaṣṭa
• D. Iṣṭakāla

Hint:

Mnemonic: 'Bhayāt' sounds like 'Behind' (the part of the Nakshatra we left behind). 'Bhōbhōga' is the 'Whole' (the entire duration). Both are essential for Dasha Bhukti calculations.

Answer 1

The Correct Option is A

Step 1: Understanding the Concept:
In the calculation of a horoscope, specifically for determining the 'Daśā' (planetary periods), it is vital to know the exact position of the Moon within its current Nakṣatra. A Nakṣatra covers \( 13^\circ 20' \) of the zodiac. Two technical terms are used to describe the Moon's progress: 'Bhayāt' and 'Bhōbhōga'. These are measured in units of time (Ghaṭi and Pala).

Step 2: Detailed Explanation:
To understand Bhayāt, we must look at the mechanical motion of the Moon:

1. Bhōbhōga: This is the 'Total Duration' of the Nakṣatra. It is the total time the Moon takes to travel from the very beginning to the very end of that specific Nakṣatra (i.e., the full 800 minutes of arc).
2. Bhayāt: This is the 'Elapsed Duration'. It is the time that has passed from the moment the Moon entered the Nakṣatra until the moment the child was born. Literally, it means "the portion that has been consumed or traveled" (Bhukta).
3. Relationship: The ratio of Bhayāt to Bhōbhōga determines the 'Balance of Dasha' at birth.
\[ \text{Balance Years} = \left( 1 - \frac{\text{Bhayāt}}{\text{Bhōbhōga}} \right) \times \text{Total Period of the Planet} \]
4. Other Options:
- Candra-spaṣṭa: This is the true longitude of the Moon in signs, degrees, and minutes.
- Iṣṭakāla: This is the time of birth calculated from the local sunrise. It is used to find the Lagna (Ascendant), whereas Bhayāt is used to find the Dasha.

In the ancient Sanskrit verse: "Nakṣatra-ārambha-kālataḥ janma-kāla-paryantaṃ bhayāt saṃjñā bhavati" — the period from the start of the Nakṣatra to the birth time is named Bhayāt. This calculation is the first step in 'Vimshottari Dasha' system, which is the most widely used predictive tool in Vedic Astrology. Without an accurate Bhayāt, the timing of all future life events (marriage, career, etc.) would be incorrect.

Step 3: Final Answer:
The elapsed portion of the Nakṣatra at the time of birth is known as Bhayāt.