Birthday signs · Capricorn season
What zodiac sign is January 10?
January 10 is in Capricorn by the tropical zodiac reckoning. Throughout the 101 years from 1930 through 2030, the Sun remained in Capricorn at noon UTC on January 10, at 19.05° to 20.53° Capricorn. Within Capricorn season, day 19 to 21 is January 10, placed in the middle part with the element earth.
Calculated across 1930–2030 · checked .
January 10 is Capricorn
| Capricorn at noon UTC | 101 of 101 years, 1930–2030 |
|---|---|
| Nearest change of sign | at least 9 days away |
| Birth time needed for the sign | no |
January 10 at a glance
| Sign | ♑︎ Capricorn, the Goat |
|---|---|
| Element and mode | earth, cardinal |
| Polarity | negative (feminine) |
| Ruler | Saturn (traditional) |
| Sun on this date | 19° to 20.5° Capricorn at noon UTC, 1930–2030 |
| Day of the season | day 19 to 21 of Capricorn season |
| Decan | second (71 years) and third (30); faces: Mars, the Sun |
| Sidereal sign (Lahiri) | Sagittarius |
| Day number | 1 (modern numerology) |
Rulers: Ptolemy; modern list.6
The decan: middle Capricorn
| Noon Sun | 19.05° to 20.53° Capricorn |
|---|---|
| Decans | second in 71 years, third in 30 |
| Decan line crossed | 20° |
| Face rulers, Chaldean order | Mars, the Sun |
Faces after Lilly, in Chaldean order.3
January 10 by the numbers
| Day number | 1 (1 + 0 = 1) |
|---|---|
| Month-day number | 2 (1 + 1) |
| System | modern numerology, digit sums |
Digit sums as numerology guides give them.4
Where the date falls in the season
| Day of Capricorn season | 19 to 21 |
|---|---|
| Capricorn season opened | December 21 (5 years) or December 22 (82) or December 23 (14) |
| Capricorn season closed | January 19 (48 years) or January 20 (53) |
| Element and mode | earth, cardinal |
| Traditional ruler | Saturn |
Seasons by the noon-UTC rule; rulers after Ptolemy.2
Born at this point in Capricorn season
Someone born on January 10 arrives near the end of Capricorn, close enough to the line that the next sign is already in view. They have spent weeks with the slow, careful work of the season, and now the work feels finished but the next thing has not started. Friends see them as steady. Inside, they wonder whether to hold the old routine or step over the edge into something unfamiliar. The question stays open for a while, and that openness is their own.
Interpretation, not prediction.
The sidereal sign
| Sidereal sign, Lahiri ayanamsa | Sagittarius, all 101 years |
|---|---|
| Noon Sun, sidereal Sagittarius | 25.5°–26.9° |
| Convention | Indian (Vedic) astrology |
Ayanamsa convention.5
Born on January 10
- Aleksey Nikolayevich Tolstoy (1883–1945), Russian-Soviet writer
- Gustáv Husák (1913–1991), Czechoslovak politician, 8th President of Czechoslovakia
- Leonid Kravchuk (1934–2022), Ukrainian politician, 1st President of Ukraine
- Robert Woodrow Wilson (1936), American astronomer
- Donald Knuth (1938), American computer scientist and mathematician
- Rod Stewart (1945), English singer and songwriter
- George Foreman (1949–2025), American professional boxer
- Hrithik Roshan (1974), Indian actor
Birth dates checked on Wikidata.7
January 10 in history
Observed on this date:
Events on January 10:
- 9: The Western Han dynasty ends when Wang Mang claims that the divine Mandate of Heaven called for the end of the dynasty and the beginning of his own, the Xin dynasty.
- 1863: The Metropolitan Railway, the world's oldest underground railway, opens between Paddington and Farringdon, marking the beginning of the London Underground.
- 1917: Imperial Trans-Antarctic Expedition: Seven survivors of the Ross Sea party are rescued after being stranded for several months.
- 1980: The New England Journal of Medicine publishes the letter Addiction Rare in Patients Treated with Narcotics, which is later misused to downplay the general risk of addiction to opioids.
- 2007: A general strike begins in Guinea in an attempt to get President Lansana Conté to resign.
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 January 10 at noon UTC, as calculated by Astronomy Engine.1 How the Machine works
Questions people also ask
What zodiac sign is January 10?
Counting the Sun at noon UTC, every sampled year from 1930 to 2030 has January 10 in Capricorn, all 101 of them.
Is January 10 on a zodiac cusp?
No. For each January 10 between 1930 and 2030, the noon Sun was located in Capricorn, and January 10 is at least 9 days distant from the nearest sign change.
What decan is January 10?
The second decan of Capricorn, the face of Mars, holds 71 sampled years of January 10, while 30 fall in the third, the face of the Sun.
What is the birthday number for January 10?
Within modern numerology, January 10 carries the day number 1 and the month-day number 2, each derived by adding digits.
Sources
- Astronomy Engine JavaScript reference — Don Cross, Astronomy Engine. Verified .
- Ptolemy, Tetrabiblos, Book I — 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 .
- Capricorn (astrology) — Wikipedia. Verified .
- Wikipedia: January 10 — Wikipedia (Wikimedia On this day feed); birth dates checked on Wikidata. Verified .