(10030) Philkeenan
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Asteroid (10030) Philkeenan |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 3.0651 AU |
| eccentricity | 0.1837 |
| Perihelion - aphelion | 2.5020 AU - 3.6283 AU |
| Inclination of the orbit plane | 1.1864 ° |
| Length of the ascending node | 349.8444 ° |
| Argument of the periapsis | 341.8659 ° |
| Sidereal period | 5.37 a |
| Mean orbital velocity | 17.01 km / s |
| Physical Properties | |
| Absolute brightness | 13.5 likes |
| history | |
| Explorer | Edward LG Bowell |
| Date of discovery | August 30, 1981 |
| Another name | 1981 QG , 1981 SJ 3 , 1992 UN 10 , 1995 EG 9 , 1996 JV 16 |
| Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. | |
(10030) Philkeenan is an asteroid of the main belt , which on 30 August 1981 by the American astronomer Edward LG Bowell at the Anderson Mesa Station ( IAU code 688) of the Lowell Observatory in Coconino County was discovered.
The asteroid was named on July 5, 2001 after the American astronomer and employee of the Perkins Observatory Philip C. Keenan (1908-2000), who together with William Wilson Morgan developed the MK system in spectral classification named after them .
See also
Web links
- Asteroid Philkeenan: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (10030) Philkeenan in the Small-Body Database of the Jet Propulsion Laboratory .
- (10030) Philkeenan in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).