John Peter Louis Knopfmacher was a South African mathematician known for his contributions to the field of mathematics. Born on January 20, 1937, in Johannesburg, he made significant strides in his research and academic endeavors. Knopfmacher's work has been influential in various areas within mathematics, earning him recognition both locally and internationally. He passed away on May 29, 1999, in Graz, leaving behind a legacy in mathematical study and education.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 229 days away.
Death Anniversary
Next death anniversary is 6 days away.
Death Date
Place of Birth
Time Zone - Africa/Johannesburg (2:0 E)
Chinese Zodiac Sign
Birth Number
Life Path Number
Name Number (Chaldean)
Name Number (Pythagorean)
Meaning of the name - John
God is gracious
Read Full John Name AnalysisJanuary 20, 1937 Facts
Generation Group
John Knopfmacher belongs to the Silent Generation group.
Place of Birth: Johannesburg
Place of Death: Graz
Educated At: Victoria University of Manchester
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 January 20, 1937
Note: Moon position is location and time sensitive.| Planet | Position (Tropical, Western) | Transits on January 20, 2026 | Secondary Progressions for January 20, 2026 |
|---|---|---|---|
| Sun | 29 Capricorn 57 | 0 Aquarius 21 | 28 Aries 55 |
| Moon | 7 Taurus 41 | 18 Aquarius 53 | 18 Leo 6 |
| Mercury | 17 Capricorn 58 | 29 Capricorn 32 | 18 Taurus 46 |
| Venus | 16 Pisces 4 | 3 Aquarius 38 | 26 Aries 43 |
| Mars | 7 Scorpio 41 | 27 Capricorn 41 | 5 Sagittarius 22 |
| Jupiter | 11 Capricorn 4 | 18 Cancer 46 | 26 Capricorn 8 |
| Saturn | 19 Pisces 5 | 27 Pisces 29 | 29 Pisces 27 |
| Uranus | 5 Taurus 39 | 27 Taurus 33 | 8 Taurus 58 |
| Neptune | 18 Virgo 42 | 29 Pisces 50 | 16 Virgo 32 |
| Pluto | 27 Cancer 34 | 3 Aquarius 19 | 26 Cancer 30 |
| Rahu | 22 Sagittarius 30 | 11 Pisces 8 | 17 Sagittarius 47 |
| Ketu | 22 Gemini 30 | 11 Virgo 8 | 17 Gemini 47 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
