Birth Chart

Charles Jean de la Vallée-Poussin

Baron d. l C.-J. Étienne Gustave Nicolas Le Vieux

Sun Leo
Moon Libra
Ascendant Leo
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ABCDEFGHIJKL1W234j567i8910X1112E23°28'F12°GH10°47'I19°J25°K23°28'L12°AB10°47'C19°D25°O02°F43'Y03°G25'P03°G31'N16°G57'È18°G21'S06°H42'R24°J15'U12°A35'V15°B09'Q14°C07'T06°D52'l05°E59'M22°E04'
DeclinationLongitudeDigfg14°N10'M22°E5' 51''Domi.121S32'N16°G58' 36''3N05'OF43'ÇDomi.1S14'PG31'Domi.22/322°N03'Q14°C8'101121°S50'R24°J16'ÇFall.5611°S36'SH43'3423°N33'TD53'11N31'U12°A36'Ç9N26'V15°B10'm10S22'YG25'22/3N00'È18°G22'313°N41'W23°E29'1115°N04'X10°B47'1010N00'lE59'Houses Placidus - Prop. orb - LST 02:33:27W23°E29'212°F38'3G44'X10°B47'1119°C47'1225°D17'
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Influences in signs

↣   Sun in Leo - 22°05' - in house 1

↣   Moon in Libra - 16°58' - in house 3

↣   Mercury in Virgo - 02°43' - in house 1 - retrograde

↣   Venus in Libra - 03°31' - in house 2/3

↣   Mars in Gemini - 14°08' - in house 11

↣   Jupiter in Capricorn - 24°16' - in house 6 - retrograde

↣   Saturn in Scorpio - 06°43' - in house 4

↣   Uranus in Cancer - 06°53' - in house 11

↣   Neptune in Aries - 12°36' - in house 9 - retrograde

↣   Pluto in Taurus - 15°10' - in house 10 - retrograde

↣   North Node in Libra - 03°25' - in house 2/3

↣   Ascendant in Leo - 23°29' - in house 1

↣   Midheaven in Taurus - 10°47' - in house 10

↣   Equatorial Ascendant in Leo - 05°59'

Influences in houses

↣   Sun in house 1

↣   Moon in house 3

↣   Mercury in house 1

↣   Venus in house 2/3

↣   Mars in house 11

↣   Jupiter in house 6

↣   Saturn in house 4

↣   Uranus in house 11

↣   Neptune in house 9

↣   Pluto in house 10

↣   North Node in house 2/3

↣   Ascendant in house 1

↣   Midheaven in house 10

Aspects

↣   Sun and Moon sextile (5°07' applying)

↣   Sun and Mercury conjunction (10°39' applying)

↣   Sun and Ascendant conjunction (1°24' separating) parallel

↣   Sun and Midheaven parallel

↣   Moon and Mercury antiparallel

↣   Moon and Mars trine (2°50' separating)

↣   Moon and Neptune opposition (4°21' separating)

↣   Mercury and Saturn sextile (3°59' separating)

↣   Mercury and Uranus sextile (4°09' separating)

↣   Mercury and Ascendant conjunction (9°15' applying)

↣   Venus and Uranus square (3°22' applying)

↣   Venus and Pluto antiparallel

↣   Venus and North Node conjunction (0°06' separating) parallel

↣   Venus and Equatorial Ascendant sextile (2°28' separating)

↣   Mars and Jupiter antiparallel

↣   Mars and Neptune sextile (1°32' separating)

↣   Saturn and Uranus trine (0°10' applying)

↣   Saturn and Pluto opposition (8°27' applying)

↣   Saturn and Equatorial Ascendant square (0°44' applying)

↣   Saturn and Midheaven opposition (4°05' separating)

↣   Uranus and Neptune square (5°43' applying)

↣   Uranus and North Node square (3°28' separating)

↣   Uranus and Midheaven sextile (3°55' separating)

↣   Pluto and North Node antiparallel

↣   Pluto and Midheaven conjunction (4°22' applying)

↣   North Node and Equatorial Ascendant sextile (2°34' separating)

Birth data

Original name
Baron d. l C.-J. Étienne Gustave Nicolas Le Vieux
Chart date
15/08/1866
Chart time
05:00
Date and time quality
AA Birth record cited what does this mean?
Data origin
Astro-Databank
Location
Leuven, Belgium
Latitude and longitude
50°53' North · 4°42' East
Time zone
00:19 East

The data used to calculate the charts comes from public sources, as do the descriptive texts. We use sources such as Wikipedia.

Charles Jean de la Vallée-Poussin
Photo: Reproduction

About

Charles-Jean de la Vallée Poussin was a Belgian mathematician whose work shaped number theory and mathematical analysis in the early 20th century. He became renowned for proving the prime number theorem, a fundamental result published in 1896 that placed him among the leading mathematicians of his generation. His academic career took place mainly at the Catholic University of Louvain, where he succeeded his advisor in the chair of analysis and trained notable students, including Georges Lemaître.

Beyond number theory, de la Vallée Poussin contributed to approximation theory, to the teaching of the Lebesgue integral in university courses, and to potential theory and complex analysis. His Cours d’Analyse served as a reference for decades, introducing modern concepts such as the Lebesgue integral and influencing the teaching of analysis at several universities.

Active in scientific organizations, he received awards and honors, among them the title of baron bestowed by the King of the Belgians, multiple honorary doctorates, and the presidency of the International Mathematical Union. His output includes influential monographs and key articles that established methods now classic in analysis and number theory, leaving a lasting legacy in pure mathematics.

Read more about Charles Jean de la Vallée-Poussin on Wikipedia

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