Birthday signs · Leo season
What zodiac sign is August 10?
August 10 is in Leo by the tropical zodiac reckoning. Throughout the 101 years from 1930 through 2030, the Sun remained in Leo at noon UTC on August 10, at 16.89° to 18.38° Leo. Within Leo season, day 18 to 20 is August 10, placed in the middle part with the element fire.
Calculated across 1930–2030 · checked .
August 10 is Leo
| Leo at noon UTC | 101 of 101 years, 1930–2030 |
|---|---|
| Nearest change of sign | at least 12 days away |
| Birth time needed for the sign | no |
August 10 at a glance
| Sign | ♌︎ Leo, the Lion |
|---|---|
| Element and mode | fire, fixed |
| Polarity | positive (masculine) |
| Ruler | the Sun (traditional) |
| Sun on this date | 16.9° to 18.4° Leo at noon UTC, 1930–2030 |
| Day of the season | day 18 to 20 of Leo season |
| Decan | second (10°–20°), face of Jupiter |
| Sidereal sign (Lahiri) | Cancer |
| Day number | 1 (modern numerology) |
Rulers: Ptolemy; modern list.
The decan: middle Leo
| Noon Sun | 16.89° to 18.38° Leo |
|---|---|
| Decan | second (10°–20°) |
| Face ruler, Chaldean order | Jupiter |
Faces after Lilly, in Chaldean order.3
August 10 by the numbers
| Day number | 1 (1 + 0 = 1) |
|---|---|
| Month-day number | 9 (8 + 1) |
| System | modern numerology, digit sums |
Digit sums as numerology guides give them.4
Where the date falls in the season
| Day of Leo season | 18 to 20 |
|---|---|
| Leo season opened | July 22 (7 years) or July 23 (79) or July 24 (15) |
| Leo season closed | August 22 (65 years) or August 23 (36) |
| Element and mode | fire, fixed |
| Traditional ruler | the Sun |
Seasons by the noon-UTC rule; rulers after Ptolemy.2
Born at this point in Leo season
Born on August 10, this person arrives in the middle of Leo, when summer is at its fullest and the days have just begun to shorten. A pull toward being seen sits beside a quieter wish to be useful. Friends notice the generosity first. The person themselves is still working out how much of the spotlight they want, and how much they only wanted to share.
Interpretation, not prediction.
The sidereal sign
| Sidereal sign, Lahiri ayanamsa | Cancer, all 101 years |
|---|---|
| Noon Sun, sidereal Cancer | 23.4°–24.7° |
| Convention | Indian (Vedic) astrology |
Ayanamsa convention.5
Born on August 10
- Camillo Benso, Count of Cavour (1810–1861), first Prime Minister of the Kingdom of Italy from March to June in 1861
- Herbert Hoover (1874–1964), president of the United States from 1929 to 1933
- Jorge Amado (1912–2001), Brazilian writer
- Wolfgang Paul (1913–1993), German physicist
- Juan Manuel Santos (1951), president of Colombia from 2010 to 2018
- Antonio Banderas (1960), Spanish actor
- Javier Zanetti (1973), Argentine association football player
- Kylie Jenner (1997), American media personality
Birth dates checked on Wikidata.6
August 10 in history
Observed on this date:
- Argentine Air Force Day (Argentina)
- Declaration of Independence of Quito, proclaimed independence from Spain on August 10, 1809. Independence was finally attained on May 24, 1822, at the Battle of Pichincha. (Ecuador)
- International Biodiesel Day
- National Veterans Day (Indonesia)
- World Lion Day
- National Day (Singapore)
Events on August 10:
- 1258: Manfred, illegitimate son of Frederick II, is crowned king of Sicily.
- 1585: The Treaty of Nonsuch signed by Elizabeth I of England and the Dutch Rebels.
- 1901: The U.S. Steel recognition strike by the Amalgamated Association of Iron and Steel Workers begins.
- 1971: The Society for American Baseball Research is founded in Cooperstown, New York.
- 2001: Space Shuttle program: The Space Shuttle Discovery is launched on STS-105 to the International Space Station, carrying the astronauts of Expedition 3 to replace the crew of Expedition 2.
How the answer was worked out
Each year's sign, for the years from 1930 through 2030, was read from the Sun's tropical longitude on August 10 at noon UTC, as calculated by Astronomy Engine.1 How the Machine works
Questions people also ask
What zodiac sign is August 10?
Counting the Sun at noon UTC, every sampled year from 1930 to 2030 has August 10 in Leo, all 101 of them.
Is August 10 on a zodiac cusp?
No. For each August 10 between 1930 and 2030, the noon Sun was located in Leo, and August 10 is at least 12 days distant from the nearest sign change.
What decan is August 10?
Across every sampled year, August 10 lies in the second decan of Leo (10°–20°), and its face ruler in the Chaldean order is therefore Jupiter.
What is the birthday number for August 10?
Within modern numerology, August 10 carries the day number 1 and the month-day number 9, each derived by adding digits.
Sources
- Astronomy Engine JavaScript reference — Don Cross, Astronomy Engine. Verified .
- Ptolemy, Tetrabiblos, Book I, sections 11-21 — LacusCurtius, University of Chicago. Verified .
- Decan (astrology): the faces of the planets (after Lilly) — Wikipedia. Verified .
- Life Path Number — Numerology.com (practitioner site). Verified .
- Ayanamsa (Lahiri and other sidereal conventions) — Wikipedia. Verified .
- Wikipedia: August 10 — Wikipedia (Wikimedia On this day feed); birth dates checked on Wikidata. Verified .