315 Constantia
(Redirected from (315) Constantia)
_Constantia.png) Shape model of Constantia from its lightcurve | |
| Discovery | |
|---|---|
| Discovered by | Johann Palisa |
| Discovery date | 4 September 1891 |
| Designations | |
| (315) Constantia | |
| Pronunciation | /kənˈstænʃ(i)ə/[1] |
Named after | constancy (virtue) |
| main-belt | |
| Orbital characteristics[2] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 87.27 yr (31874 d) |
| Aphelion | 2.61963 AU (391.891 Gm) |
| Perihelion | 1.86231 AU (278.598 Gm) |
| 2.24097 AU (335.244 Gm) | |
| Eccentricity | 0.16897 |
| 3.35 yr (1225.3 d) | |
Average orbital speed | 19.9 km/s |
| 86.6748° | |
| 0° 17m 37.673s / day | |
| Inclination | 2.42916° |
| 161.661° | |
| 172.807° | |
| Physical characteristics | |
| Dimensions | 5 - 12 km |
| 5.345 h (0.2227 d) | |
| 12.5 | |
315 Constantia is a stony background asteroid from the inner region of the asteroid belt,[3] approximately 6.5 kilometers (4 miles) in diameter.[2] It was discovered by Austrian astronomer Johann Palisa at the Vienna Observatory on 4 September 1891. The asteroid is a member of the Flora family. It is spinning with a rotation period of 5.345±0.003 h and shows a brightness variation of 0.57±0.2 in magnitude.[3]
References
[edit]- ^ "Constantia". Oxford English Dictionary (Online ed.). Oxford University Press. (Subscription or participating institution membership required.)
- ^ a b "315 Constantia". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 May 2016.
- ^ a b Cikota, S.; et al. (February 2014), "A photometric search for active Main Belt asteroids", Astronomy & Astrophysics, 562: 8, arXiv:1401.5527, Bibcode:2014A&A...562A..94C, doi:10.1051/0004-6361/201321679, A94.
External links
[edit]- 315 Constantia at AstDyS-2, Asteroids—Dynamic Site
- 315 Constantia at the JPL Small-Body Database
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