North Node Calculator
North Node Calculator
North Node Position
Discover your karmic path with our North Node Calculator - instantly find your moon’s nodal position, zodiac sign, and astrological meaning. Essential for birth chart readings and spiritual growth.
North Node Calculator Documentation
What Is It?
A spiritual tool that calculates:
- Your natal North Node position
- Corresponding zodiac sign and degrees
- Karmic life lessons
- Astrological interpretations
- Relationship with your South Node
Key Formulas
North Node Position
λ = 259.183275 - 19.3418142 * T - 0.0000106 * T²Where:
λ= Ecliptic longitude in degreesT= Julian centuries from J2000.0 epoch
Zodiac Sign Determination
Sign = floor(λ / 30) + 1Formula Source: Jean Meeus’ “Astronomical Algorithms” (Chapter 22)
How to Use
- Enter Birth Date - Your exact date of birth
- Input Birth Time - For precise calculation (optional but recommended)
- Select Location - For timezone accuracy
- Calculate - Get instant results
- Interpret - Read your karmic path analysis
FAQs
Q: Why is the North Node important?
A: It reveals your soul’s growth direction in this lifetime.
Q: How often does it change signs?
A: Every 18-24 months (spends ~1.5 years per sign).
Q: What’s the difference between True and Mean Node?
A: True Node accounts for lunar orbit irregularities.
Terminology
| Term | Definition |
|---|---|
| Rahu | Vedic name for North Node |
| Karmic Axis | North/South Node polarity |
| Draconic Month | Moon’s orbit between nodes (~27.2d) |
| Nodal Return | When transiting node conjoins natal |
Technical Notes
⚠️ Precision: ±0.5° accuracy (True Node mode)
⚠️ Time Zones: Automatic DST adjustment
⚠️ Ephemeris: Uses JPL DE431 planetary data
⚠️ Visualization: Shows current retrograde/prograde status
Last Updated: August 2025