Jean-Jacques Risler was a French mathematician known for his expertise in real algebraic geometry. Born on July 12, 1940, in Escoublac-la-Baule, he passed away on February 17, 2016, in Villejuif. He was the grandson of the pianist Édouard Risler and was also a talented cellist. Alongside his two brothers, he formed the Risler trio. His contributions to mathematics, particularly in his specialized field, have marked a significant impact in the academic community.
Zodiac Sign (Western)
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Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 355 days away.
Death Anniversary
Next death anniversary is 154 days away.
Death Date
Place of Birth
Time Zone -
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July 12, 1940 Facts
Generation Group
Jean-Jacques Risler belongs to the Silent Generation group.
Place of Birth: La Baule-Escoublac
Place of Death: Villejuif
Educated At: École Normale Supérieure
Occupation: mathematician
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 July 12, 1940
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on July 12, 2025 | Secondary Progressions for July 12, 2025 |
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Sun | 20 Cancer 9 | 20 Cancer 36 | 12 Libra 18 |
Moon | 25 Libra 51 | 12 Aquarius 59 | 10 Sagittarius 8 |
Mercury | 4 Leo 38 | 14 Leo 23 | 3 Scorpio 6 |
Venus | 27 Gemini 26 | 8 Gemini 58 | 28 Leo 41 |
Mars | 5 Leo 54 | 14 Virgo 38 | 0 Libra 4 |
Jupiter | 11 Taurus 12 | 7 Cancer 28 | 13 Taurus 59 |
Saturn | 13 Taurus 11 | 1 Aries 49 | 13 Taurus 40 |
Uranus | 25 Taurus 8 | 0 Gemini 15 | 25 Taurus 40 |
Neptune | 23 Virgo 8 | 2 Aries 9 | 25 Virgo 54 |
Pluto | 2 Leo 7 | 2 Aquarius 52 | 4 Leo 8 |
Rahu | 15 Libra 17 | 21 Pisces 17 | 10 Libra 47 |
Ketu | 15 Aries 17 | 21 Virgo 17 | 10 Aries 47 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
