2019 BO

2019 BODiscovery[1]

Discovered by| CSS
Discovery site| Mt. Lemmon Obs.
Discovery date| 7 January 2019
Designations

MPC designation

| 2019 BO

Minor planet category

| 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

Semi-major axis

| 1.6356032 AU
Eccentricity| 0.4217891

Orbital period (sidereal)

| 2.09 yr (764.2 d)

Mean anomaly

| 58.82453°

Mean motion

| 0° 28m 16.248s / day
Inclination| 2.78881°

Longitude of ascending node

| 295.63980°

Argument of perihelion

| 149.97352°
Earth MOID| 0.00057 AU
Physical characteristics

Mean diameter

| 5–18 m (16–59 ft)

Absolute magnitude (H)

| 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.

## See also

[edit]

* List of asteroid close approaches to Earth in 2019

## References

[edit]

1. ^ a b c "2019 BO". Minor Planet Center. Retrieved 30 April 2020.
2. ^ a b c "JPL Small-Body Database Browser: (2019 BO)" (2019-02-05 last obs.). Jet Propulsion Laboratory. Retrieved 30 April 2020.

## External links

[edit]

* 2019 BO at NeoDyS-2, Near Earth Objects—Dynamic Site
* Ephemerides * Observation prediction * Orbital info * MOID * Proper elements * Observational info * Close approaches * Physical info * Orbit animation
* 2019 BO at ESA–space situational awareness
* Ephemerides * Observations * Orbit * Physical properties * Summary
* 2019 BO at the JPL Small-Body Database
* Close approach * Discovery * Ephemeris * Orbit diagram * Orbital elements * Physical parameters

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