Simon Donaldson is a British mathematician, born on August 20, 1957, in Cambridge, England. He is renowned for his work in topology and has received prestigious awards, including the Fields Medal. In 2009, he was honored with the Shaw Prize for his significant contributions to the field of mathematics.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 333 days away.
Place of Birth
Time Zone - Europe/London (1:0 E)
Chinese Zodiac Sign
Birth Number
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Name Number (Chaldean)
Name Number (Pythagorean)
Meaning of the name - Simon
listener, he who hears
Read Full Simon Name AnalysisAugust 20, 1957 Facts
Generation Group
Simon Donaldson belongs to the Baby Boomers group.
Place of Birth: Cambridge
Educated At: Pembroke College | Worcester College | University of Oxford
Occupation: university teacher | mathematician
Employers: Imperial College London
Awards Received: The Shaw Prize in Mathematical Sciences | honorary doctor of the University of Madrid Complutense | King Faisal International Prize in Science | Fellow of the American Mathematical Society | Crafoord Prize in Mathematics | Breakthrough Prize in Mathematics | Whitehead Prize | Pólya Prize | Wolf Prize in Mathematics | Knight Bachelor | Royal medal | Nemmers Prize in Mathematics | Oswald Veblen Prize in Geometry | Fields medal
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 August 20, 1957
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on August 20, 2025 | Secondary Progressions for August 20, 2025 |
---|---|---|---|
Sun | 27 Leo 9 | 27 Leo 41 | 3 Scorpio 45 |
Moon | 18 Gemini 34 | 22 Cancer 52 | 29 Sagittarius 9 |
Mercury | 23 Virgo 12 | 9 Leo 10 | 5 Scorpio 55 |
Venus | 0 Libra 31 | 23 Cancer 47 | 19 Sagittarius 36 |
Mars | 7 Virgo 45 | 8 Libra 30 | 21 Libra 45 |
Jupiter | 2 Libra 22 | 15 Cancer 43 | 16 Libra 43 |
Saturn | 8 Sagittarius 10 | 0 Aries 38 | 12 Sagittarius 22 |
Uranus | 8 Leo 34 | 1 Gemini 22 | 11 Leo 29 |
Neptune | 0 Scorpio 14 | 1 Aries 37 | 2 Scorpio 23 |
Pluto | 0 Virgo 2 | 1 Aquarius 59 | 1 Virgo 57 |
Rahu | 14 Scorpio 27 | 19 Pisces 14 | 10 Scorpio 51 |
Ketu | 14 Taurus 27 | 19 Virgo 14 | 10 Taurus 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.Simon Donaldson's 2025 Transits to Natal Planets
- Saturn sextile Ketu
Exact: 11 January, 2025 - Ketu conjunction Venus
Exact: 11 January, 2025 - Saturn opposition Mercury
Exact: 22 March, 2025 - Jupiter conjunction Moon
Exact: 21 April, 2025 - Mars square Rahu
Exact: 21 May, 2025 - Ketu conjunction Mercury
Exact: 21 May, 2025 - Mars conjunction Mars
Exact: 30 June, 2025 - Mars conjunction Venus
Exact: 09 August, 2025 - Saturn opposition Venus
Exact: 09 August, 2025 - Jupiter trine Rahu
Exact: 19 August, 2025 - Mars aspects Ketu
Exact: 29 August, 2025 - Mars aspects Moon
Exact: 18 October, 2025 - Mars conjunction Saturn
Exact: 17 November, 2025