655 Briseïs

655 Briseïs is a minor planet orbiting the Sun.[3]

655 Briseïs

Discovery
Discovered by	Joel Hastings Metcalf
Discovery site	Taunton, Massachusetts
Discovery date	4 November 1907
Designations
MPC designation	(655) Briseïs
Pronunciation	/braɪˈsiːɪs/[1]
Alternative designations	1907 BF
Orbital characteristics[2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	108.19 yr (39515 d)
Aphelion	3.2489 AU (486.03 Gm)
Perihelion	2.7297 AU (408.36 Gm)
Semi-major axis	2.9893 AU (447.19 Gm)
Eccentricity	0.086836
Orbital period	5.17 yr (1887.8 d)
Mean anomaly	8.32168°
Mean motion	0° 11^m 26.52^s / day
Inclination	6.4972°
Longitude of ascending node	130.064°
Argument of perihelion	278.531°
Physical characteristics
Mean radius	15.395±0.95 km
Rotation period	160.66 h (6.694 d)
Geometric albedo	0.2693±0.036
Absolute magnitude (H)	10.0

References

1. Noah Webster (1884) A Practical Dictionary of the English Language
2. "655 Briseis (1907 BF)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016.
3. "(655) Briseïs". Dictionary of Minor Planet Names. Springer Berlin Heidelberg. 1 January 2003. pp. 65. doi:10.1007/978-3-540-29925-7_656. ISBN 978-3-540-00238-3.

External links

• 655 Briseïs at AstDyS-2, Asteroids—Dynamic Site
  • Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
• 655 Briseïs at the JPL Small-Body Database
  • Close approach · Discovery · Ephemeris · Orbit diagram · Orbital elements · Physical parameters