297 Caecilia

297 Caecilia
	A three-dimensional model of 297 Caecilia based on its light curve
Discovery
Discovered by	Auguste Charlois
Discovery date	9 September 1890
Designations
MPC designation	(297) Caecilia
Pronunciation	/siːˈsɪliə/[1]
Minor planet category	Main Belt
Orbital characteristics[2]
	Epoch 31 July 2016 (JD 2457600.5)
	Uncertainty parameter 0
Observation arc	115.88 yr (42326 d)
Aphelion	3.6149 AU (540.78 Gm)
Perihelion	2.7117 AU (405.66 Gm)
Semi-major axis	3.1633 AU (473.22 Gm)
Eccentricity	0.14276
Orbital period	5.63 yr (2055.0 d)
Mean anomaly	116.75°
Mean motion	0° 10m 30.684s / day
Inclination	7.5526°
Longitude of ascending node	332.104°
Argument of perihelion	354.125°
Physical characteristics
Dimensions	39.48±1.8 km
Rotation period	4.163 h (0.1735 d)
Geometric albedo	0.1796±0.018
Absolute magnitude (H)	9.1

Caecilia (minor planet designation: 297 Caecilia) is a typical Main belt asteroid. It was discovered by Auguste Charlois on 9 September 1890 in Nice.

Photometric observations during 2003 showed a rotation period of 6.163 ± 0.004 hours with a brightness variation of 0.15 in magnitude.[3]

References

Noah Webster (1884) A Practical Dictionary of the English Language
"297 Caecilia". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 May 2016.
Cooney, Walter R., Jr. (March 2005), "Lightcurve results for minor planets 228 Agathe, 297 Caecilia, 744 Aguntina 1062 Ljuba, 1605 Milankovitch, and 3125 Hay", The Minor Planet Bulletin, 32 (1): 15–16, Bibcode:2005MPBu...32...15C.

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