51825 Davidbrown

51825 Davidbrown

Discovery
Discovered by	NEAT
Discovery date	19 July 2001
Designations
Named after	David McDowell Brown
Alternative names	2001 OQ33
Minor planet category	Main belt
Orbital characteristics[1][2]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc	7769 days (21.27 yr)
Aphelion	3.17445 AU (474.891 Gm)
Perihelion	2.75687 AU (412.422 Gm)
Semi-major axis	2.96566 AU (443.656 Gm)
Eccentricity	0.070403
Orbital period	5.11 yr (1865.4 d)
Average orbital speed	17.27 km/s
Mean anomaly	200.631°
Mean motion	0° 11^m 34.742^s / day
Inclination	9.61932°
Longitude of ascending node	23.4610°
Argument of perihelion	33.5825°
Earth MOID	1.77185 AU (265.065 Gm)
Jupiter MOID	2.12042 AU (317.210 Gm)
Jupiter Tisserand parameter	3.240
Physical characteristics
Geometric albedo	0.10
Temperature	~162 K
Absolute magnitude (H)	14.2

51825 Davidbrown (2001 OQ₃₃) is an asteroid named for astronaut David Brown, who was killed in the STS-107 (Columbia) space shuttle reentry disaster on February 1, 2003. 51825 Davidbrown was discovered on July 19, 2001 at Palomar Observatory by the JPL Near Earth Asteroid Tracking Program.

References

1. "The Asteroid Orbital Elements Database". astorb. Lowell Observatory.
2. "51825 Davidbrown (2001 OQ33)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 April 2016.

External links

• NASA JPL - Space Shuttle Columbia Tribute page
• Orbital simulation and data for 51825 Davidbrown
• 51825 Davidbrown at the JPL Small-Body Database

• Discovery · Orbit diagram · Orbital elements · Physical parameters