Astronomy:2003 BR47

2003 BR₄₇

Discovery
Discovered by	LINEAR
Discovery site	Lincoln Lab ETS
Discovery date	31 January 2003
Designations
MPC designation	2003 BR47
Minor planet category	NEO · Apollo · PHA Earth crosser, Mars crosser
Orbital characteristics
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 2
Observation arc	939 days (2.57 yr)
|{{{apsis}}}|helion}}	2.4425608 astronomical unit|AU (365.40189 Gm)
|{{{apsis}}}|helion}}	0.81386474 AU (121.752432 Gm)
Semi-major axis	1.6282128 AU (243.57717 Gm)
Eccentricity	0.5001484
Orbital period	2.08 yr (758.87 d)
Mean anomaly	104.04713°
Mean motion	0° 28m 27.811s /day
Inclination	4.420487°
Longitude of ascending node	314.56267°
|{{{apsis}}}|helion}}	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
Absolute magnitude (H)	21.4

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 March 2013), 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.

See also

• 99942 Apophis

Notes

• ^{^} This is assuming an albedo of 0.25–0.05.

External links

• 2003 BR₄₇ data at MPC
• List of Potentially Hazardous Asteroids (PHAs) – MPC
• 2003 BR47 at NeoDyS-2, Near Earth Objects—Dynamic Site
  • Ephemeris · Obs prediction · Orbital info · MOID · Proper elements · Obs info · Close · Physical info · NEOCC
• 2003 BR47 at ESA–space situational awareness
  • Ephemerides · Observations · Orbit · Physical Properties · Summary
• 2003 BR47 at the JPL Small-Body Database
  • Close approach · Discovery · Ephemeris · Orbit diagram · Orbital elements · Physical parameters