Birth Chart
Seymour Cray
Seymour Roger Cray
Sun Libra
Moon Aquarius
Ascendant Scorpio
Influences in signs
↣ Sun in Libra - 04°56' - in house 11/12
↣ Moon in Aquarius - 16°13' - in house 4
↣ Mercury in Virgo - 27°55' - in house 11
↣ Venus in Scorpio - 14°49' - in house 1
↣ Mars in Virgo - 29°53' - in house 11
↣ Jupiter in Capricorn - 13°17' - in house 3
↣ Saturn in Scorpio - 12°10' - in house 1
↣ Uranus in Pisces - 23°02' - in house 5 - retrograde
↣ Neptune in Leo - 23°50' - in house 10
↣ Pluto in Cancer - 14°41' - in house 9
↣ North Node in Leo - 02°48' - in house 10 - retrograde
↣ Ascendant in Scorpio - 02°31' - in house 1
↣ Midheaven in Leo - 10°29' - in house 10
↣ Equatorial Ascendant in Scorpio - 15°25'
Influences in houses
↣ Sun in house 11/12
↣ Moon in house 4
↣ Mercury in house 11
↣ Venus in house 1
↣ Mars in house 11
↣ Jupiter in house 3
↣ Saturn in house 1
↣ Uranus in house 5
↣ Neptune in house 10
↣ Pluto in house 9
↣ North Node in house 10
↣ Ascendant in house 1
↣ Midheaven in house 10
Aspects
↣ Sun and Mercury conjunction (7°02' applying) antiparallel
↣ Sun and Mars conjunction (5°03' separating) antiparallel
↣ Sun and North Node sextile (2°08' separating)
↣ Sun and Midheaven sextile (5°34' separating)
↣ Moon and Venus square (1°24' separating) parallel
↣ Moon and Saturn square (4°03' separating)
↣ Moon and Neptune opposition (7°37' applying)
↣ Moon and Equatorial Ascendant square (0°48' applying)
↣ Moon and Midheaven opposition (5°43' applying) antiparallel
↣ Mercury and Mars conjunction (1°58' applying)
↣ Mercury and Uranus opposition (4°53' separating)
↣ Mercury and North Node sextile (4°54' applying)
↣ Venus and Jupiter sextile (1°32' separating)
↣ Venus and Saturn conjunction (2°38' separating)
↣ Venus and Pluto trine (0°07' separating)
↣ Venus and Equatorial Ascendant conjunction (0°36' separating)
↣ Venus and Midheaven square (4°19' applying) antiparallel
↣ Mars and Uranus opposition (6°51' separating)
↣ Mars and North Node sextile (2°55' applying)
↣ Mars and Equatorial Ascendant parallel
↣ Jupiter and Saturn sextile (1°06' applying)
↣ Jupiter and Pluto opposition (1°25' applying)
↣ Jupiter and Equatorial Ascendant sextile (2°08' separating)
↣ Saturn and Neptune antiparallel
↣ Saturn and Pluto trine (2°31' applying)
↣ Saturn and Equatorial Ascendant conjunction (3°14' separating)
↣ Saturn and Ascendant conjunction (9°39' applying)
↣ Saturn and Midheaven square (1°41' applying)
↣ Pluto and Equatorial Ascendant trine (0°44' separating)
↣ North Node and Ascendant square (0°17' applying)
↣ North Node and Midheaven conjunction (7°42' separating)
Birth data
- Original name
- Seymour Roger Cray
- Chart date
- 28/09/1925
- Chart time
- 08:30
- Date and time quality
- AA Birth record cited what does this mean?
- Data origin
- Astro-Databank
- Location
-
Chippewa Falls (WI), USA - Latitude and longitude
- 44°56' North · 91°24' West
- Time zone
- 06:00 West
The data used to calculate the charts comes from public sources, as do the descriptive texts. We use sources such as Wikipedia.
About
Seymour Roger Cray was an electrical engineer, mathematician and computer architect recognized as one of the pioneers of supercomputing. Over decades he designed machines that led the world in performance and founded Cray Research, the company that brought those achievements to the high-performance market. His emphasis on system architecture — not only processor speed but I/O and overall organization — was decisive for the advance of scientific computing.
Cray rose to prominence in the 1950s–1970s with landmark designs such as the CDC 1604, CDC 6600 and CDC 7600, which set new standards of computational capability. He introduced innovations like peripheral processors to relieve the CPU of I/O tasks, solving problems that contemporaries faced at the time. His pragmatic approach and focus on raw performance influenced both industry and research centers that depended on intensive computation.
His career includes cofounding Control Data Corporation and, after managerial disagreements, creating Cray Research, where he continued cutting-edge projects. Cray is remembered for combining deep technical knowledge with an insistence on an engineering-oriented work environment — a legacy that shaped design practices in high-performance computing.
