David A. Johnston Age, Birthday, Zodiac Sign and Birth Chart

David A. Johnston was an American volcanologist who worked with the United States Geological Survey (USGS). He was killed during the 1980 eruption of Mount St. Helens in Washington while monitoring the volcano. Johnston reported the eruption shortly before being caught in a lateral blast. Although his body was never found, his remains were discovered in 1993. He conducted research on various volcanoes across the United States and was respected for his analyses of volcanic gases. Following his death, a memorial fund was established in his name at the University of Washington.

Report a Problem
×
Zodiac Sign (Western)
Sagittarius

Sunsign, Tropical Zodiac

Zodiac Sign (Vedic)
Scorpio

Moonsign, Sidereal Zodiac

Age (Today)
76 years, 4 days

Your next birthday is 360 days away.

Death Anniversary
Sunday, May 18, 2025

Next death anniversary is 218 days away.

Death Date
May 18, 1980

Place of Birth
Chicago

Time Zone - America/Chicago (6:0 W)

Chinese Zodiac Sign
Ox (牛)
Birth Number
9

Life Path Number
8
Name Number (Chaldean)
54 => 9

Name Number (Pythagorean)
3

Meaning of the name - David

beloved, friend

Read Full David Name Analysis

December 18, 1949 Facts

Generation Group

David A. Johnston belongs to the Baby Boomers group.


Place of Birth: Chicago

Place of Death: Mount St. Helens

Cause of Death: 1980 eruption of Mount St. Helens

Educated At: University of Illinois at Urbana–Champaign | University of Washington

Occupation: volcanologist | geologist

Employers: United States Geological Survey


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 December 18, 1949

Note: Moon position is location and time sensitive.
Planet Position (Tropical, Western) Transits on December 18, 2025 Secondary Progressions for December 18, 2025
Sun 26 Sagittarius 30 27 Sagittarius 4 13 Pisces 36
Moon 12 Sagittarius 35 12 Sagittarius 34 17 Virgo 44
Mercury 11 Capricorn 7 9 Sagittarius 4 24 Aquarius 56
Venus 9 Aquarius 52 22 Sagittarius 32 5 Aquarius 45
Mars 26 Virgo 54 2 Capricorn 36 8 Libra 20
Jupiter 3 Aquarius 31 22 Cancer 59 21 Aquarius 9
Saturn 19 Virgo 49 25 Pisces 26 16 Virgo 48
Uranus 3 Cancer 17 28 Taurus 22 0 Cancer 59
Neptune 17 Libra 5 29 Pisces 23 16 Libra 49
Pluto 17 Leo 59 2 Aquarius 20 16 Leo 23
Rahu 12 Aries 48 12 Pisces 52 8 Aries 47
Ketu 12 Libra 48 12 Virgo 52 8 Libra 47

Chandra Kundali (Equal House, North Indian Diamond Chart)