(7641) 1986 TT6

(7641) 1986 TT₆

The highly inclined orbit of 1986 TT6
Discovery
Discovered by	M. Antal
Discovery site	Piwince
Discovery date	5 October 1986
Designations
Alternative names	1975 VT5, 1975 XS4, 1986 VP5, 1991 HY, 1996 RN26[1]
Orbital characteristics[1][2]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc	14746 days (40.37 yr)
Aphelion	5.4925 AU (821.67 Gm)
Perihelion	4.9387 AU (738.82 Gm)
Semi-major axis	5.2156 AU (780.24 Gm)
Eccentricity	0.053089
Orbital period	11.91 yr (4350.63 d)
Mean anomaly	104.73°
Mean motion	0° 4^m 57.889^s / day
Inclination	34.696°
Longitude of ascending node	242.06°
Argument of perihelion	229.49°
Earth MOID	4.00943 AU (599.802 Gm)
Jupiter MOID	0.0108327 AU (1.62055 Gm)
Proper orbital elements
Proper mean motion	30.222 deg / yr
Proper orbital period	11.91185 yr (4350.804 d)
Physical characteristics
Dimensions	68.97 km (42.86 mi) [2]
Mean radius	34.485 ± 1.6 km
Rotation period	27.770 h (1.1571 d)[2]
Geometric albedo	0.0708 ± 0.007[2]
Temperature	121 K (-152°C)
Absolute magnitude (H)	9.3[2]

(7641) 1986 TT₆ is a Jupiter Trojan asteroid in the Greek camp (L₄ Lagrangian Point). It was discovered on October 5, 1986, at the Piwince Observatory by Milan Antal.^[2]

Physical Characteristics

(7641) 1986 TT₆ is a medium-sized asteroid. It has an unusually slow rotation of 22.77 hours. Its low albedo suggests that it is a carbonaceous asteroid.^[3]

References

1. "(7641)". Minor Planet Center. International Astronomical Union. Retrieved 31 December 2013.
2. "7641 (1986 TT6)". JPL Small-Body Database. Jet Propulsion Laboratory. SPK-ID: 2007641. Retrieved 4 April 2016.
3. Norton, O. Richard (2002). The Cambridge Encyclopedia of Meteorites. Cambridge: Cambridge University Press. ISBN 0-521-62143-7.

External links

• (7641) 1986 TT6 at the JPL Small-Body Database

• Discovery · Orbit diagram · Orbital elements · Physical parameters