Xiao Guangyan (1920-1968) was a notable Chinese petrochemist, recognized for his research on catalysts in petroleum processing. Born in Japan to Chinese parents, he moved to the United States for education, earning a B.A. in chemistry from Pomona College and a Ph.D. from the University of Chicago. He returned to China in 1951, pioneering studies in petrochemical research, especially in hydrocracking and hydroisomerization. However, he faced persecution during the Cultural Revolution and tragically took his own life in 1968, along with his family, but was posthumously rehabilitated in 1972.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 356 days away.
Death Anniversary
Next death anniversary is 78 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 - Xiao
small, little
Read Full Xiao Name AnalysisSeptember 15, 1920 Facts
Generation Group
Xiao Guangyan belongs to the GI Generation group.
Place of Birth: Tokyo Prefecture
Place of Death: Dalian
Cause of Death: suicide
Educated At: Pomona College | University of Chicago
Occupation: chemist
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 15, 1920
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on September 15, 2025 | Secondary Progressions for September 15, 2025 |
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Sun | 22 Virgo 31 | 23 Virgo 6 | 7 Capricorn 43 |
Moon | 2 Scorpio 0 | 9 Cancer 23 | 6 Virgo 1 |
Mercury | 28 Virgo 13 | 25 Virgo 5 | 27 Sagittarius 17 |
Venus | 12 Libra 36 | 25 Leo 20 | 20 Aquarius 29 |
Mars | 7 Sagittarius 5 | 25 Libra 35 | 24 Aquarius 52 |
Jupiter | 4 Virgo 0 | 20 Cancer 21 | 18 Virgo 36 |
Saturn | 16 Virgo 36 | 28 Pisces 49 | 25 Virgo 28 |
Uranus | 2 Pisces 54 | 1 Gemini 26 | 2 Pisces 42 |
Neptune | 12 Leo 45 | 0 Aries 57 | 13 Leo 15 |
Pluto | 8 Cancer 47 | 1 Aquarius 32 | 7 Cancer 51 |
Rahu | 8 Scorpio 40 | 17 Pisces 50 | 3 Scorpio 7 |
Ketu | 8 Taurus 40 | 17 Virgo 50 | 3 Taurus 7 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
