William Siri Age, Birthday, Zodiac Sign and Birth Chart

William E. Siri was an American biophysicist, mountaineer, and environmentalist born on January 2, 1919, in Audubon, New Jersey. He completed his education at Audubon High School. Siri's contributions to science and environmental advocacy are notable, reflecting a lifelong commitment to both academia and nature. He passed away on August 24, 2004, leaving a legacy of innovation and a passion for the outdoors.

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Zodiac Sign (Western)
Capricorn

Sunsign, Tropical Zodiac

Zodiac Sign (Vedic)
Sagittarius

Moonsign, Sidereal Zodiac

Age (Today)
107 years, 3 days

Your next birthday is 361 days away.

Death Anniversary
Monday, August 24, 2026

Next death anniversary is 230 days away.

Death Date
August 24, 2004

Place of Birth
Philadelphia

Time Zone - America/New_York (5:0 W)

Chinese Zodiac Sign
Horse (马)
Birth Number
02

Life Path Number
5
Name Number (Chaldean)
26 => 8

Name Number (Pythagorean)
8

Meaning of the name - William

resolute protector, strong-willed warrior

Read Full William Name Analysis

January 2, 1919 Facts

Generation Group

William Siri belongs to the GI Generation group.


Place of Birth: Philadelphia

Place of Death: Berkeley

Cause of Death: Alzheimer's disease

Educated At: Audubon High School | University of Chicago

Occupation: conservationist | biophysicist | mountaineer

Awards Received: Sierra Club John Muir Award


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 2, 1919

Note: Moon position is location and time sensitive.
Planet Position (Tropical, Western) Transits on January 2, 2026 Secondary Progressions for January 2, 2026
Sun 11 Capricorn 16 12 Capricorn 18 28 Aries 35
Moon 15 Capricorn 36 2 Cancer 30 15 Sagittarius 47
Mercury 19 Sagittarius 7 1 Capricorn 16 10 Aries 51
Venus 20 Capricorn 49 11 Capricorn 21 2 Gemini 53
Mars 10 Aquarius 27 14 Capricorn 0 3 Taurus 20
Jupiter 10 Cancer 26 21 Cancer 8 9 Cancer 2
Saturn 28 Leo 30 26 Pisces 10 22 Leo 7
Uranus 25 Aquarius 12 27 Taurus 54 0 Pisces 45
Neptune 8 Leo 38 29 Pisces 31 6 Leo 31
Pluto 5 Cancer 28 2 Aquarius 46 4 Cancer 43
Rahu 11 Sagittarius 37 12 Pisces 4 5 Sagittarius 57
Ketu 11 Gemini 37 12 Virgo 4 5 Gemini 57

Chandra Kundali (Equal House, North Indian Diamond Chart)