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 | |
MPC designation | (407) Arachne |
Pronunciation | /əˈrækniː/[1] |
Named after | Arachne [2] |
Alternative designations | 1895 CC |
Minor planet category | 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) |
Semi-major axis | 2.62665 AU (392.941 Gm) |
Eccentricity | 0.068685 |
Orbital period (sidereal) | 4.26 yr (1554.9 d) |
Mean anomaly | 155.411° |
Mean motion | 0° 13m 53.497s / day |
Inclination | 7.52045° |
Longitude of ascending node | 294.698° |
Argument of perihelion | 81.6776° |
Physical characteristics | |
Dimensions | 95.07±5.4 km |
Synodic rotation period | 22.62 h (0.943 d)[4] |
Geometric albedo | 0.0548±0.007[4] |
Spectral type | C [4] |
Absolute magnitude (H) | 8.88[4] |
| |
---|---|
Small Solar System bodies | |||||||
---|---|---|---|---|---|---|---|
Minor planets |
| ||||||
Comets |
| ||||||
Other |
|
![]() | This article about a C-type asteroid native to the asteroid belt is a stub. You can help Wikipedia by expanding it. |