Discovered by Carolyn S. Shoemaker Alternative names 1988 JJ Discovered 9 May 1988 Discoverer Carolyn S. Shoemaker Asteroid group Mars-crosser asteroid | Discovery date 9 May 1988 Observation arc 22571 days (61.80 yr) Orbits Sun Discovery site Palomar Observatory MPC designation 4451 | |
Aphelion 3.6068158 AU (539.57196 Gm) Perihelion 1.6017169 AU (239.61344 Gm) Similar Sun, 5381 Sekhmet, 3554 Amun, Comet Shoemaker–Levy 9, 129P/Shoemaker–Levy | ||
4451 Grieve (1988 JJ) is a Mars-crossing asteroid (MCA) discovered on May 9, 1988 by Carolyn S. Shoemaker at Palomar. At roughly 15 km in diameter, it is one of the largest Mars-crossing asteroids as only 12 MCAs are brighter than absolute magnitude (H) 12.1.
References
4451 Grieve Wikipedia(Text) CC BY-SA