5786 Talos

5786 Talos /ˈteɪlɒs/ is an Apollo asteroid discovered on 3 September 1991 by R. H. McNaught at Siding Spring.^[2] It has a very small perihelion distance;^[2] only two other named asteroids have one less than 0.2 AU, 1566 Icarus and 3200 Phaethon.

Talos

Discovery
Discovered by	R. H. McNaught
Discovery site	Siding Spring
Discovery date	3 September 1991
Designations
MPC designation	(5786) Talos
Pronunciation	/ˈteɪlɒs/[1]
Alternative designations	1991 RC
Minor planet category	NEO Apollo [2]
Orbital characteristics[2]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc	8810 days (24.12 yr)
Aphelion	1.9757 AU (295.56 Gm)
Perihelion	0.18724 AU (28.011 Gm)
Semi-major axis	1.0815 AU (161.79 Gm)
Eccentricity	0.82687
Orbital period (sidereal)	1.12 yr (410.79 d)
Mean anomaly	353.29°
Mean motion	0° 52m 34.86s / day
Inclination	23.234°
Longitude of ascending node	161.312°
Argument of perihelion	8.3478°
Earth MOID	0.188899 AU (28.2589 Gm)
Physical characteristics
Mean diameter	0.89 km[3]
Synodic rotation period	38.52 h (1.605 d)[2]
Absolute magnitude (H)	17.1[2]