description 157 Dejanira Overview
157 Dejanira is a main-belt asteroid discovered in 1875 by the French astronomers Paul Henry and Prosper Henry. It was named for Deianira, the wife of Heracles in Greek mythology, whose gift of a robe contaminated with the centaur Nessus's blood led to Heracles's death. The object orbits the Sun within the main asteroid belt between Mars and Jupiter and is classified from observations as a dark, carbonaceous asteroid.
help 157 Dejanira FAQ
When was asteroid 157 Dejanira discovered?
157 Dejanira was discovered in 1875 by the French astronomers Paul Henry and Prosper Henry. It is a main-belt asteroid rather than a near-Earth object.
Why is 157 Dejanira named after Deianira?
The asteroid is named for Deianira, the wife of Heracles in Greek mythology. In the myth, a robe contaminated with the centaur Nessus's blood ultimately caused Heracles's death.
Where is 157 Dejanira located?
157 Dejanira orbits in the main asteroid belt between Mars and Jupiter. Its location places it among the large population of rocky bodies that orbit the Sun beyond Mars.
Is 157 Dejanira a planet or a moon?
157 Dejanira is a minor planet, also called an asteroid, and it is not a planet or natural satellite. Its number indicates that it was the 157th asteroid to receive an official numbered designation.
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