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.
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] | |
It comes to within 0.05 AU of Earth periodically. It is also an Earth crosser and a Mars crosser.