975 Perseverantia [SEP] discoverer or inventor
975 Perseverantia
975 Perseverantia is a minor planet orbiting the Sun that was discovered by Austrian astronomer Johann Palisa on 27 March 1922.
This is a member of the dynamic Koronis family of asteroids that most likely formed as the result of a collisional breakup of a parent body. The semi-major axis of the orbit of 975 Perseverantia lies just outside the 5/2 Kirkwood gap, located at 2.824 AU.
Palisa was awarded the Valz Prize from the French Academy of Sciences in 1906.
The Phocaea main-belt asteroid 914 Palisana, discovered by Max Wolf in 1919, and the lunar crater "Palisa" were named in his honour.
Minor planets 902 Probitas, 975 Perseverantia, and 996 Hilaritas that he discovered were given names after his death for traits qualities associated with him: adherence to the highest principles and ideals, perservernce and happy or contented mind. Names were given by Joseph Rheden with the support of Palisa's