Norman L. Letvin was an American immunologist and AIDS researcher. He is known for establishing the first non-human primate model for HIV research in 1985. Letvin succeeded in isolating the Simian Immunodeficiency Virus (SIV) and demonstrating that it caused AIDS-like immune system damage and fatalities in Indian rhesus macaques. His groundbreaking work has contributed significantly to the understanding of HIV and AIDS.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 143 days away.
Death Anniversary
Next death anniversary is 54 days away.
Death Date
Place of Birth
Time Zone -
Chinese Zodiac Sign
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Name Number (Chaldean)
Name Number (Pythagorean)
Meaning of the name - Norman
northman, man from the north
Read Full Norman Name AnalysisDecember 12, 1949 Facts
Generation Group
Norman L. Letvin belongs to the Baby Boomers group.
Place of Birth: Detroit, Michigan
Place of Death: Boston, Massachusetts
Occupation: Immunologist | AIDS researcher
Astrology Analysis
Note: This birth chart is calculated using the date and place of birth, with the time set to noon (12:00 PM) local time. While this provides accurate planetary positions for most celestial bodies, the Ascendant (Rising Sign) and house cusps are not calculated since they require precise birth time. For a complete astrological analysis including houses and rising sign, please provide the exact birth time.Ephemeris for December 12, 1949
Note: Moon position is location and time sensitive.| Planet | Position (Tropical, Western) | Transits on December 12, 2025 | Secondary Progressions for December 12, 2025 |
|---|---|---|---|
| Sun | 20 Sagittarius 21 | 20 Sagittarius 55 | 7 Pisces 32 |
| Moon | 15 Virgo 37 | 0 Libra 27 | 25 Gemini 39 |
| Mercury | 1 Capricorn 47 | 0 Sagittarius 57 | 15 Aquarius 47 |
| Venus | 5 Aquarius 23 | 14 Sagittarius 56 | 3 Aquarius 47 |
| Mars | 24 Virgo 13 | 28 Sagittarius 2 | 9 Libra 41 |
| Jupiter | 2 Aquarius 15 | 23 Cancer 36 | 19 Aquarius 45 |
| Saturn | 19 Virgo 39 | 25 Pisces 15 | 17 Virgo 17 |
| Uranus | 3 Cancer 32 | 28 Taurus 35 | 1 Cancer 1 |
| Neptune | 16 Libra 58 | 29 Pisces 22 | 16 Libra 56 |
| Pluto | 18 Leo 4 | 2 Aquarius 10 | 16 Leo 31 |
| Rahu | 13 Aries 8 | 13 Pisces 11 | 9 Aries 6 |
| Ketu | 13 Libra 8 | 13 Virgo 11 | 9 Libra 6 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
