Jan Willem Nienhuys is a Dutch mathematician, born on April 16, 1942. He is known for his work in mathematics education, having taught at the Eindhoven University of Technology. Nienhuys is also active in skepticism, serving as a board member and secretary of Stichting Skepsis, a prominent Dutch organization dedicated to promoting critical thinking. Additionally, he edits the magazine Skepter, which focuses on skepticism and scientific inquiry.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 250 days away.
Place of Birth
Time Zone -
Chinese Zodiac Sign
Birth Number
Life Path Number
Name Number (Chaldean)
Name Number (Pythagorean)
Meaning of the name - Jan
Read Full Jan Name AnalysisApril 16, 1942 Facts
Generation Group
Jan Willem Nienhuys belongs to the Silent Generation group.
Place of Birth: The Hague
Educated At: Utrecht University
Occupation: mathematician | teacher
Employers: Eindhoven University of Technology
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 16, 1942
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on April 16, 2025 | Secondary Progressions for April 16, 2025 |
---|---|---|---|
Sun | 26 Aries 4 | 26 Aries 57 | 15 Cancer 53 |
Moon | 8 Taurus 25 | 7 Sagittarius 6 | 23 Taurus 26 |
Mercury | 21 Aries 56 | 0 Aries 19 | 24 Gemini 50 |
Venus | 9 Pisces 47 | 24 Pisces 54 | 12 Gemini 42 |
Mars | 24 Gemini 12 | 29 Cancer 24 | 15 Leo 13 |
Jupiter | 18 Gemini 26 | 18 Gemini 38 | 6 Cancer 18 |
Saturn | 27 Taurus 30 | 26 Pisces 14 | 7 Gemini 50 |
Uranus | 28 Taurus 26 | 25 Taurus 33 | 3 Gemini 0 |
Neptune | 27 Virgo 47 | 0 Aries 37 | 27 Virgo 21 |
Pluto | 3 Leo 28 | 3 Aquarius 44 | 4 Leo 47 |
Rahu | 11 Virgo 14 | 25 Pisces 53 | 6 Virgo 51 |
Ketu | 11 Pisces 14 | 25 Virgo 53 | 6 Pisces 51 |
Chandra Kundali (Equal House, North Indian Diamond Chart)

Astrology Transits Analysis for Year 2025
Note: Multiple transits occurring in close proximity often signify a major event in a person's life.Jan Willem Nienhuys's 2025 Transits to Natal Planets
- Jupiter conjunction Jupiter
Exact: 21 April, 2025 - Saturn sextile Saturn
Exact: 01 May, 2025 - Mars aspects Venus
Exact: 11 May, 2025 - Jupiter conjunction Mars
Exact: 21 May, 2025 - Mars aspects Sun
Exact: 30 July, 2025 - Jupiter trine Ketu
Exact: 30 July, 2025 - Mars aspects Moon
Exact: 19 August, 2025 - Mars aspects Saturn
Exact: 18 September, 2025 - Saturn sextile Saturn
Exact: 18 September, 2025 - Mars aspects Jupiter
Exact: 18 October, 2025 - Mars aspects Mars
Exact: 28 October, 2025 - Mars square Venus
Exact: 17 November, 2025 - Mars opposition Mars
Exact: 07 December, 2025