Pieter Kasteleyn was a Dutch theoretical physicist born on October 12, 1924, in Leiden, known for his contributions to statistical physics. After completing his studies in chemistry and physics, he earned his Ph.D. in 1956 with a thesis on statistical problems in magnetism. He became a full professor at the Lorentz Institute, Leiden University, in 1963 and retired in 1985. Kasteleyn is notably recognized for the FKG inequality and the FKT algorithm, as well as for developing the Random Cluster Model with Cees Fortuin. He was elected a member of the Royal Netherlands Academy of Arts and Sciences in 1979.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 286 days away.
Death Anniversary
Next death anniversary is 347 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 - Pieter
Peter, stone
Read Full Pieter Name AnalysisOctober 12, 1924 Facts
Generation Group
Pieter Kasteleyn belongs to the GI Generation group.
Place of Birth: Leiden
Place of Death: Leiden
Educated At: Leiden University
Occupation: university teacher | physicist
Employers: Leiden University
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 October 12, 1924
Note: Moon position is location and time sensitive.| Planet | Position (Tropical, Western) | Transits on October 12, 2025 | Secondary Progressions for October 12, 2025 |
|---|---|---|---|
| Sun | 19 Libra 5 | 19 Libra 37 | 1 Aquarius 10 |
| Moon | 17 Aries 21 | 5 Cancer 58 | 20 Sagittarius 35 |
| Mercury | 9 Libra 32 | 8 Scorpio 50 | 7 Capricorn 25 |
| Venus | 5 Virgo 45 | 28 Virgo 32 | 8 Capricorn 27 |
| Mars | 27 Aquarius 59 | 13 Scorpio 55 | 20 Aries 36 |
| Jupiter | 16 Sagittarius 0 | 23 Cancer 44 | 7 Capricorn 40 |
| Saturn | 3 Scorpio 44 | 26 Pisces 48 | 14 Scorpio 0 |
| Uranus | 18 Pisces 24 | 0 Gemini 56 | 18 Pisces 51 |
| Neptune | 22 Leo 4 | 0 Aries 13 | 21 Leo 44 |
| Pluto | 13 Cancer 33 | 1 Aquarius 21 | 12 Cancer 6 |
| Rahu | 19 Leo 53 | 16 Pisces 25 | 14 Leo 32 |
| Ketu | 19 Aquarius 53 | 16 Virgo 25 | 14 Aquarius 32 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
