Ritva Serimaa (1957-2016) was a pioneering Finnish physicist and the first female professor of physics at the University of Helsinki. She completed her master's degree in 1982 and earned her PhD in 1990, focusing on X-ray physics and scattering. Serimaa conducted research at Stanford University and investigated the preservation of the Vasa warship. By the end of her career, she had supervised 16 doctoral theses and published over 230 peer-reviewed articles. In recognition of her contributions, she became a member of the Finnish Academy of Science and Letters in 2010.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 353 days away.
Death Anniversary
Next death anniversary is 172 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 - Ritva
dewdrop, winter dew
Read Full Ritva Name AnalysisSeptember 20, 1957 Facts
Generation Group
Ritva Serimaa belongs to the Baby Boomers group.
Place of Birth: Hamina
Place of Death: Hamina
Educated At: University of Helsinki
Occupation: physicist
Spouses: Olli Serimaa
Employers: University of Helsinki
Awards Received: Member of the Finnish Academy of Science and Letters | First female chair of the Finnish Physical Society
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 September 20, 1957
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on September 20, 2025 | Secondary Progressions for September 20, 2025 |
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Sun | 27 Virgo 27 | 27 Virgo 59 | 5 Sagittarius 12 |
Moon | 13 Leo 38 | 14 Virgo 58 | 17 Aquarius 57 |
Mercury | 11 Virgo 21 | 4 Libra 3 | 23 Sagittarius 33 |
Venus | 7 Scorpio 34 | 1 Virgo 26 | 22 Capricorn 1 |
Mars | 27 Virgo 45 | 28 Libra 55 | 12 Scorpio 39 |
Jupiter | 8 Libra 48 | 21 Cancer 6 | 22 Libra 59 |
Saturn | 9 Sagittarius 20 | 28 Pisces 26 | 15 Sagittarius 48 |
Uranus | 10 Leo 15 | 1 Gemini 23 | 11 Leo 38 |
Neptune | 1 Scorpio 4 | 0 Aries 49 | 3 Scorpio 30 |
Pluto | 1 Virgo 2 | 1 Aquarius 29 | 2 Virgo 18 |
Rahu | 12 Scorpio 47 | 17 Pisces 35 | 9 Scorpio 11 |
Ketu | 12 Taurus 47 | 17 Virgo 35 | 9 Taurus 11 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
