Discovery[1] | |
---|---|
Discovered by | CSS |
Discovery site | Mt. Lemmon Obs. |
Discovery date | 7 January 2019 |
Designations | |
2019 BO | |
NEO · Apollo [2][1] | |
Orbital characteristics [2][1] | |
Epoch 27 April 2019 (JD 2458600.5) | |
Uncertainty parameter 5 | |
Observation arc | 19 days |
Aphelion | 2.325 AU |
Perihelion | 0.9457236 AU |
1.6356032 AU | |
Eccentricity | 0.4217891 |
2.09 yr (764.2 d) | |
58.82453° | |
0° 28m 16.248s / day | |
Inclination | 2.78881° |
295.63980° | |
149.97352° | |
Earth MOID | 0.00057 AU |
Physical characteristics | |
5–18 m (16–59 ft) | |
28.1[2] | |
2019 BO is a tiny near-Earth asteroid of the Apollo group. It was first observed by the Catalina Sky Survey at the Mount Lemmon Observatory on 7 January 2019. It passed within 0.18 lunar distances, or 69,192 kilometres (42,994 mi) from Earth.