388 Charybdis
388 Charybdis (/kəˈrɪbdɪs/, prov. designation: A894 ED or 1894 BA) is a very large background asteroid, approximately 125 kilometers (78 miles) in diameter, that is located the outer region of the asteroid belt.[2] It was discovered by French astronomer Auguste Charlois at the Nice Observatory on 7 March 1894. The carbonaceous C-type asteroid has a rotation period of 9.5 hours. It is probably named after Charybdis, a sea monster in Greek mythology.
_Charybdis.png.webp) Modelled shape of Charybdis | |
| Discovery | |
|---|---|
| Discovered by | Auguste Charlois |
| Discovery date | 7 March 1894 |
| Designations | |
| (388) Charybdis | |
| Pronunciation | /kəˈrɪbdɪs/[1] |
Named after | Charybdis |
| 1894 BA | |
| Main belt | |
| Adjectives | Charybdian /kəˈrɪbdiən/ |
| Orbital characteristics[2] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 122.09 yr (44595 d) |
| Aphelion | 3.20025 AU (478.751 Gm) |
| Perihelion | 2.81022 AU (420.403 Gm) |
| 3.00524 AU (449.578 Gm) | |
| Eccentricity | 0.064892 |
| 5.21 yr (1902.9 d) | |
| 10.9926° | |
| 0° 11m 21.066s / day | |
| Inclination | 6.44575° |
| 354.285° | |
| 333.004° | |
| Physical characteristics | |
Mean diameter | 125.754±1.887 km |
| 9.516 h (0.3965 d) | |
| 0.0506±0.007 | |
| C | |
| 8.57 | |
References
- "Charybdis". Oxford English Dictionary (Online ed.). Oxford University Press. (Subscription or participating institution membership required.)
- "388 Charybdis (1894 BA)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 10 May 2016.
External links
- 388 Charybdis at AstDyS-2, Asteroids—Dynamic Site
- 388 Charybdis at the JPL Small-Body Database
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