Hiroki Kosai Age, Birthday, Zodiac Sign and Birth Chart

Hiroki Kosai is a Japanese astronomer born on February 8, 1933. He is known for his significant contributions to astronomy in Japan, including observations of comets and asteroids. Kosai gained particular recognition for his collaborative discovery of a comet in 1976, known as the sixteenth comet. He is credited with the discovery of nearly 100 asteroids by the Minor Planet Center (MPC), highlighting his impact in the field of celestial observations.

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Zodiac Sign (Western)
Aquarius

Sunsign, Tropical Zodiac

Zodiac Sign (Vedic)
Gemini

Moonsign, Sidereal Zodiac

Age (Today)
93 years, 3 months, 27 days

Your next birthday is 248 days away.

Place of Birth
Kurashiki

Time Zone - Asia/Tokyo (9:0 E)

Chinese Zodiac Sign
Rooster (鸡)
Birth Number
08

Life Path Number
8
Name Number (Chaldean)
32 => 5

Name Number (Pythagorean)
8

Meaning of the name - Hiroki

broad, wide, tree

Read Full Hiroki Name Analysis

February 8, 1933 Facts

Generation Group

Hiroki Kosai belongs to the Silent Generation group.


Place of Birth: Kurashiki

Educated At: Keio University

Occupation: astronomer

Employers: Kiso Observatory


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 February 8, 1933

Note: Moon position is location and time sensitive.
Planet Position (Tropical, Western) Transits on February 8, 2026 Secondary Progressions for February 8, 2026
Sun 18 Aquarius 55 19 Aquarius 21 20 Taurus 56
Moon 20 Cancer 24 3 Scorpio 51 22 Sagittarius 16
Mercury 19 Aquarius 1 2 Pisces 3 3 Taurus 10
Venus 0 Aquarius 51 27 Aquarius 7 26 Taurus 19
Mars 18 Virgo 8 12 Aquarius 18 5 Virgo 38
Jupiter 21 Virgo 28 16 Cancer 38 13 Virgo 1
Saturn 8 Aquarius 42 29 Pisces 16 16 Aquarius 22
Uranus 20 Aries 9 27 Taurus 28 24 Aries 56
Neptune 9 Virgo 20 0 Aries 20 7 Virgo 24
Pluto 21 Cancer 48 3 Aquarius 55 21 Cancer 31
Rahu 8 Pisces 53 10 Pisces 8 3 Pisces 57
Ketu 8 Virgo 53 10 Virgo 8 3 Virgo 57

Chandra Kundali (Equal House, North Indian Diamond Chart)

Astrology Transits Analysis for Year 2026

Note: Multiple transits occurring in close proximity often signify a major event in a person's life.

Hiroki Kosai's 2026 Transits to Natal Planets