Morrough 'Mike' Parker O'Brien, Jr. was a prominent American hydraulic engineering professor recognized as the founder of modern coastal engineering. Born on September 21, 1902, he contributed to both academic and practical sectors, serving as a consultant for various government and private projects, including work with General Electric. His distinguished career led to his presidential appointment to the National Science Board, highlighting his significant influence on engineering and science policy in the United States.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 344 days away.
Death Anniversary
Next death anniversary is 75 days away.
Death Date
Place of Birth
Time Zone - America/Chicago (6:0 W)
Chinese Zodiac Sign
Birth Number
Life Path Number
Name Number (Chaldean)
Name Number (Pythagorean)
Meaning of the name - Morrough
sea warrior
Read Full Morrough Name AnalysisSeptember 21, 1902 Facts
Generation Group
Morrough Parker O'Brien belongs to the GI Generation group.
Place of Birth: Hammond
Place of Death: Cuernavaca
Educated At: Massachusetts Institute of Technology
Occupation: hydraulic engineering | writer
Employers: University of California, Berkeley
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 21, 1902
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on September 21, 2025 | Secondary Progressions for September 21, 2025 |
---|---|---|---|
Sun | 27 Virgo 48 | 29 Virgo 0 | 1 Aquarius 34 |
Moon | 18 Taurus 52 | 27 Virgo 58 | 26 Scorpio 49 |
Mercury | 23 Libra 38 | 5 Libra 51 | 18 Aquarius 50 |
Venus | 10 Virgo 26 | 2 Virgo 43 | 14 Aquarius 38 |
Mars | 10 Leo 43 | 29 Libra 37 | 12 Libra 23 |
Jupiter | 7 Aquarius 21 | 21 Cancer 15 | 22 Aquarius 57 |
Saturn | 21 Capricorn 43 | 28 Pisces 21 | 0 Aquarius 46 |
Uranus | 17 Sagittarius 29 | 1 Gemini 22 | 23 Sagittarius 42 |
Neptune | 3 Cancer 39 | 0 Aries 47 | 1 Cancer 33 |
Pluto | 19 Gemini 42 | 1 Aquarius 28 | 17 Gemini 57 |
Rahu | 26 Libra 31 | 17 Pisces 31 | 20 Libra 1 |
Ketu | 26 Aries 31 | 17 Virgo 31 | 20 Aries 1 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
