Johan Jilles de Iongh was a Dutch mathematician and professor at Radboud University Nijmegen, born on July 13, 1915, in Arnhem, and passed away on June 9, 1999, in Nijmegen. He studied mathematics at the University of Amsterdam and was active in student life, founding the Anakeion association. During World War II, he was imprisoned in Kamp Amersfoort. He became interested in intuitionist mathematics under L.E.J. Brouwer and collaborated with him. In 1960, he was appointed as the first professor of mathematics at the Catholic University of Nijmegen to establish the mathematics faculty.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 341 days away.
Death Anniversary
Next death anniversary is 57 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 - Johan
God is gracious
Read Full Johan Name AnalysisJuly 13, 1915 Facts
Generation Group
Johan de Iongh belongs to the GI Generation group.
Place of Birth: Arnhem
Place of Death: Nijmegen
Educated At: University of Amsterdam
Occupation: university teacher | mathematician
Employers: Radboud University Nijmegen
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 13, 1915
Note: Moon position is location and time sensitive.| Planet | Position (Tropical, Western) | Transits on July 13, 2025 | Secondary Progressions for July 13, 2025 |
|---|---|---|---|
| Sun | 20 Cancer 11 | 21 Cancer 33 | 7 Scorpio 11 |
| Moon | 5 Leo 16 | 26 Aquarius 16 | 12 Leo 56 |
| Mercury | 1 Cancer 23 | 14 Leo 46 | 21 Libra 16 |
| Venus | 3 Cancer 38 | 10 Gemini 5 | 19 Scorpio 57 |
| Mars | 5 Gemini 14 | 15 Virgo 14 | 12 Leo 20 |
| Jupiter | 28 Pisces 9 | 7 Cancer 42 | 18 Pisces 38 |
| Saturn | 8 Cancer 30 | 1 Aries 49 | 17 Cancer 15 |
| Uranus | 14 Aquarius 35 | 0 Gemini 17 | 11 Aquarius 43 |
| Neptune | 29 Cancer 48 | 2 Aries 9 | 2 Leo 40 |
| Pluto | 2 Cancer 11 | 2 Aquarius 51 | 3 Cancer 10 |
| Rahu | 18 Aquarius 48 | 21 Pisces 14 | 12 Aquarius 59 |
| Ketu | 18 Leo 48 | 21 Virgo 14 | 12 Leo 59 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
