Johannes Holtfreter was a German-American embryologist, born on January 9, 1901, and passed away on November 13, 1992. He studied Natural Sciences at several universities and earned his doctorate under Hans Spemann in Freiburg. Holtfreter made significant contributions to embryology, including the development of culture solutions that improved frog embryo viability and sterile techniques to avoid contamination. He held professorships in Munich and Rochester and was a member of several scientific academies. Holtfreter faced challenges during the Nazi regime, leading to his emigration to the United States.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 300 days away.
Death Anniversary
Next death anniversary is 243 days away.
Death Date
Place of Birth
Time Zone -
Chinese Zodiac Sign
Birth Number
Life Path Number
Name Number (Chaldean)
Name Number (Pythagorean)
Meaning of the name - Johannes
God is gracious, Yahweh is gracious
Read Full Johannes Name AnalysisJanuary 9, 1901 Facts
Generation Group
Johannes Holtfreter belongs to the GI Generation group.
Place of Birth: Richtenberg
Place of Death: Rochester
Educated At: University of Rostock | University of Leipzig | Albert-Ludwigs-Universität Freiburg
Occupation: biologist
Spouses: Hiroko Holtfreter
Employers: University of Rochester
Awards Received: Guggenheim Fellowship
Astrology Analysis
Ephemeris for January 9, 1901
Note: Moon position is location and time sensitive.| Planet | Position (Tropical, Western) | Transits on January 9, 2025 | Secondary Progressions for January 9, 2025 |
|---|---|---|---|
| Sun | 18 Capricorn 46 | 19 Capricorn 41 | 22 Taurus 12 |
| Moon | 14 Virgo 23 | 25 Taurus 21 | 19 Pisces 18 |
| Mercury | 11 Capricorn 11 | 1 Capricorn 49 | 20 Taurus 59 |
| Venus | 21 Sagittarius 34 | 6 Pisces 51 | 25 Taurus 34 |
| Mars | 12 Virgo 27 | 28 Cancer 46 | 0 Virgo 50 |
| Jupiter | 27 Sagittarius 42 | 12 Gemini 22 | 12 Capricorn 31 |
| Saturn | 9 Capricorn 12 | 15 Pisces 10 | 16 Capricorn 41 |
| Uranus | 14 Sagittarius 45 | 23 Taurus 28 | 15 Sagittarius 47 |
| Neptune | 27 Gemini 16 | 27 Pisces 26 | 27 Gemini 36 |
| Pluto | 16 Gemini 7 | 1 Aquarius 20 | 16 Gemini 35 |
| Rahu | 29 Scorpio 21 | 1 Aries 2 | 22 Scorpio 47 |
| Ketu | 29 Taurus 21 | 1 Libra 2 | 22 Taurus 47 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
