644 Cosima

644 Cosima
Discovery
Discovered by	August Kopff
Discovery site	Heidelberg
Discovery date	7 September 1907
Designations
MPC designation	(644) Cosima
Alternative designations	1907 AA
Orbital characteristics^[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	107.84 yr (39390 d)
Aphelion	3.0041 AU (449.41 Gm)
Perihelion	2.1938 AU (328.19 Gm)
Semi-major axis	2.5990 AU (388.80 Gm)
Eccentricity	0.15589
Orbital period	4.19 yr (1530.4 d)
Mean anomaly	357.546°
Mean motion	0° 14^m 6.864^s / day
Inclination	1.0409°
Longitude of ascending node	109.975°
Argument of perihelion	268.690°
Physical characteristics
Mean radius	7000996000000000000♠9.96±0.75 km
Rotation period	7.556 h (0.3148 d)
Geometric albedo	6999157200000000000♠0.1572±0.028
Absolute magnitude (H)	11.13

644 Cosima is a minor planet orbiting the Sun.

References

↑ "644 Cosima (1907 AA)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016.

External links

Discovery Circumstances: Numbered Minor Planets
644 Cosima at the JPL Small-Body Database
- Close approach · Discovery · Ephemeris · Orbit diagram · Orbital elements · Physical parameters

Small Solar System bodies

Designation Groups List Moon Meanings of names
Asteroid	Aten asteroid Asteroid belt Family Jupiter trojan Near-Earth Spectral types
Distant minor planet	Centaur Damocloid Neptune trojan Trans-Neptunian object Detached Kuiper belt Oort cloud Scattered disc

Other

Meteoroids

This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.