description Eugène Joseph Delporte Overview
Eugène Joseph Delporte was a Belgian astronomer known for asteroid discovery and for defining modern constellation boundaries. Working at the Royal Observatory of Belgium, he discovered 66 asteroids, including 1221 Amor, which gave its name to the Amor group of near-Earth asteroids. On behalf of the International Astronomical Union, he prepared boundaries for all 88 recognized constellations using specified lines of right ascension and declination. The resulting scheme was published in 1930 and remains the standard astronomical division of the sky.
help Eugène Joseph Delporte FAQ
How many asteroids did Eugène Delporte discover?
Delporte is credited with discovering 66 asteroids while working at the Royal Observatory of Belgium. His discoveries include 1221 Amor, the namesake of the Amor class of near-Earth asteroids.
What did Delporte do for the modern constellation map?
He defined precise boundaries for all 88 constellations under the authority of the International Astronomical Union. The resulting boundary work was published in 1930 and remains the basis for assigning every position in the sky to a constellation.
Did Delporte discover any comets?
Yes, his name is attached to the periodic comet 57P/du Toit-Neujmin-Delporte. The compound name reflects independent discovery and recovery work by several astronomers.
Why is asteroid 1221 Amor historically important?
Delporte discovered 1221 Amor in 1932. It became the namesake of Amor asteroids, whose orbits approach Earth's orbit from outside without ordinarily crossing it.
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