Rolf Hosemann was a German physicist known for establishing the mathematical foundations of paracrystal theory. He studied at the University of Marburg and the University of Freiburg, where he obtained his doctorate in 1936 under the supervision of George de Hevesy. He habilitated in 1939 and later joined the Kaiser-Wilhelm-Institut. He became a research member at the Fritz-Haber-Institut, and in 1980 he retired. Hosemann received an honorary doctorate in 1974 for his contributions to theoretical crystallography.
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Next death anniversary is 94 days away.
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Meaning of the name - Rolf
fame, glory
Read Full Rolf Name AnalysisApril 20, 1912 Facts
Generation Group
Rolf Hosemann belongs to the GI Generation group.
Place of Birth: Rostock
Place of Death: Berlin
Educated At: Universität Marburg | Universität Freiburg
Occupation: university teacher | physicist
Spouses: Ursula Hosemann (née Siebold)
Children: 4 sons
Employers: Kaiser-Wilhelm-Institut für physikalische Chemie und Elektrochemie | Fritz-Haber-Institut
Awards Received: Honorary doctorate from the Free University of Berlin (1974)
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 April 20, 1912
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on April 20, 2025 | Secondary Progressions for April 20, 2025 |
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Sun | 0 Taurus 14 | 0 Taurus 52 | 18 Leo 37 |
Moon | 11 Gemini 47 | 26 Capricorn 25 | 2 Leo 29 |
Mercury | 21 Aries 33 | 3 Aries 36 | 6 Virgo 8 |
Venus | 9 Aries 56 | 25 Pisces 45 | 28 Leo 44 |
Mars | 8 Cancer 22 | 1 Leo 3 | 15 Virgo 58 |
Jupiter | 14 Sagittarius 32 | 19 Gemini 22 | 5 Sagittarius 24 |
Saturn | 21 Taurus 2 | 26 Pisces 40 | 3 Gemini 36 |
Uranus | 3 Aquarius 18 | 25 Taurus 46 | 0 Aquarius 44 |
Neptune | 21 Cancer 5 | 0 Aries 45 | 24 Cancer 28 |
Pluto | 27 Gemini 14 | 3 Aquarius 46 | 29 Gemini 38 |
Rahu | 21 Aries 14 | 25 Pisces 41 | 15 Aries 15 |
Ketu | 21 Libra 14 | 25 Virgo 41 | 15 Libra 15 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
