Discovery | |
---|---|
Discovered by | LINEAR |
Discovery site | Lincoln Lab ETS |
Discovery date | 31 January 2003 |
Designations | |
2003 BR47 | |
NEO ·
Apollo ·
PHA
[1]
[2] Earth crosser, Mars crosser | |
Orbital characteristics [1] [3] [4] | |
Epoch 13 January 2016 ( JD 2457400.5) | |
Uncertainty parameter 2 | |
Observation arc | 939 days (2.57 yr) |
Aphelion | 2.4425608 AU (365.40189 Gm) |
Perihelion | 0.81386474 AU (121.752432 Gm) |
1.6282128 AU (243.57717 Gm) | |
Eccentricity | 0.5001484 |
2.08 yr (758.87 d) | |
104.04713 ° | |
0° 28m 27.811s /day | |
Inclination | 4.420487° |
314.56267° | |
112.52106° | |
Earth MOID | 0.00791964 AU (1,184,761 km) |
Jupiter MOID | 2.90786 AU (435.010 Gm) |
Physical characteristics | |
Dimensions | 300-600 m [a] [5] |
21.4 [1] | |
2003 BR47 is a sub-kilometer asteroid classified as near-Earth object and potentially hazardous asteroid of the Apollo group. It was discovered on 31 January 2003 by the LINEAR program. As of 19 March 2013 [update], its orbit is based on 170 observations spanning a data-arc of 939 days.
It comes to within 0.05 AU of Earth periodically. It is also an Earth crosser and a Mars crosser.