2014 OL339 information

2014 OL₃₃₉
Discovery
Discovered by	EURONEAR; (unofficial credits)
Discovery site	La Palma Obs.; (first observed)
Discovery date	29 July 2014
Designations
MPC designation	2014 OL339
Minor planet category	NEO; Aten; Venus crosser; Earth crosser;
Orbital characteristics
	Epoch 16 February 2017 (JD 2457800.5)
	Uncertainty parameter 1
Observation arc	2.10 yr (768 days)
Aphelion	1.4598 AU
Perihelion	0.5388 AU
Semi-major axis	0.9993 AU
Eccentricity	0.4608
Orbital period (sidereal)	1.00 yr (365 days)
Mean anomaly	285.00°
Mean motion	0° 59m 12.12s / day
Inclination	10.187°
Longitude of ascending node	252.18°
Argument of perihelion	289.69°
Earth MOID	0.0179 AU
Physical characteristics
Dimensions	170 m (est. at 0.25)
Absolute magnitude (H)	22.9

2014 OL₃₃₉ (also written 2014 OL339) is an Aten asteroid that is a temporary quasi-satellite of Earth, the fourth known Earth quasi-satellite.^[4]

^ ^a ^b ^c ^d Cite error: The named reference jpldata was invoked but never defined (see the help page).
^ Cite error: The named reference MPC-object was invoked but never defined (see the help page).
^ Cite error: The named reference h was invoked but never defined (see the help page).
^ de la Fuente Marcos, Carlos; de la Fuente Marcos, Raúl (2014). "Asteroid 2014 OL339: yet another Earth quasi-satellite". Monthly Notices of the Royal Astronomical Society. 445 (3): 2985–2994. arXiv:1409.5588. Bibcode:2014MNRAS.445.2961D. doi:10.1093/mnras/stu1978.

[jpldata-1] Cite error: The named reference jpldata was invoked but never defined (see the help page).

[MPC-object-2] Cite error: The named reference MPC-object was invoked but never defined (see the help page).

[h-3] Cite error: The named reference h was invoked but never defined (see the help page).

[dynamics-4] Fuente Marcos, Carlos; de la Fuente Marcos, Raúl (2014). "Asteroid 2014 OL339: yet another Earth quasi-satellite". Monthly Notices of the Royal Astronomical Society. 445 (3): 2985–2994. arXiv:1409.5588. Bibcode:2014MNRAS.445.2961D. doi:10.1093/mnras/stu1978.

2014 OL339 information

and 8 Related for: 2014 OL339 information

2014 OL339

Claimed moons of Earth

2013 LX28

Earth trojan

Horseshoe orbit

List of Aten asteroids

Temporary satellite

EURONEAR

Discovery^[1]
Discovered by	EURONEAR (unofficial credits)
Discovery site	La Palma Obs. (first observed)
Discovery date	29 July 2014
Designations
MPC designation	2014 OL₃₃₉
Minor planet category	NEO Aten^[1]^[2] Venus crosser Earth crosser
Orbital characteristics^[1]
Epoch 16 February 2017 (JD 2457800.5)
Uncertainty parameter 1
Observation arc	2.10 yr (768 days)
Aphelion	1.4598 AU
Perihelion	0.5388 AU
Semi-major axis	0.9993 AU
Eccentricity	0.4608
Orbital period (sidereal)	1.00 yr (365 days)
Mean anomaly	285.00°
Mean motion	0° 59^m 12.12^s / day
Inclination	10.187°
Longitude of ascending node	252.18°
Argument of perihelion	289.69°
Earth MOID	0.0179 AU
Physical characteristics
Dimensions	170 m (est. at 0.25)^[3]
Absolute magnitude (H)	22.9^[1]