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407 Arachne 
Summary
Arachne (minor planet designation: 407 Arachne) is a large Main belt asteroid. It is classified as a C-type asteroid and is probably composed of carbonaceous material. It was discovered on 13 October 1895, by German astronomer Max Wolf at Heidelberg Observatory.[4]
 Modelled shape of Arachne from its lightcurve | |
| Discovery | |
|---|---|
| Discovered by | Max Wolf |
| Discovery date | 13 October 1895 |
| Designations | |
| (407) Arachne | |
| Pronunciation | /əˈrækniː/[1] |
Named after | Arachne [2] |
| 1895 CC | |
| Main belt | |
| Adjectives | Arachnean /ærəkˈniːən/[3] |
| Orbital characteristics [4] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 116.62 yr (42596 d) |
| Aphelion | 2.80706 AU (419.930 Gm) |
| Perihelion | 2.44624 AU (365.952 Gm) |
| 2.62665 AU (392.941 Gm) | |
| Eccentricity | 0.068685 |
| 4.26 yr (1554.9 d) | |
| 155.411° | |
| 0° 13m 53.497s / day | |
| Inclination | 7.52045° |
| 294.698° | |
| 81.6776° | |
| Physical characteristics | |
| Dimensions | 95.07±5.4 km |
| 22.62 h (0.943 d)[4] | |
| 0.0548±0.007[4] | |
| C [4] | |
| 8.88[4] | |
407 Arachne has been observed to occult 9 stars between 2002 and 2023.
References edit
- ^ Noah Webster (1884) A Practical Dictionary of the English Language
- ^ Schmadel, Lutz D. (2007). "(407) Arachne". Dictionary of Minor Planet Names – (407) Arachne. Springer Berlin Heidelberg. p. 48. doi:10.1007/978-3-540-29925-7_408. ISBN 978-3-540-00238-3.
- ^ "arachnean". Oxford English Dictionary (Online ed.). Oxford University Press. (Subscription or participating institution membership required.)
- ^ a b c d e f "407 Arachne (1895 CC)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 10 May 2016.
External links edit
- 407 Arachne at AstDyS-2, Asteroids—Dynamic Site
- Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
- 407 Arachne at the JPL Small-Body Database
