Astronomy:465 Alekto
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Short description: Main-belt asteroid
| Discovery[1] | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Discovered by | Max Wolf | ||||||||
| Discovery site | Heidelberg Observatory | ||||||||
| Discovery date | 13 January 1901 | ||||||||
| Designations | |||||||||
| (465) Alekto | |||||||||
| Pronunciation | /əˈlɛktoʊ/[2] | ||||||||
| Named after | Ἀληκτώ Ālēktō | ||||||||
| 1901 FW, 1949 YE1, 1949 YU, 1968 PB, A907 EF, A916 YC | |||||||||
| Minor planet category | Main-belt asteroid | ||||||||
| Adjectives | Alektoian /ælɪkˈtoʊ.iən/ | ||||||||
| Orbital characteristics[1] | |||||||||
| Epoch 31 July 2016 (JD 2457600.5) | |||||||||
| Uncertainty parameter 0 | |||||||||
| Observation arc | 115.24 yr (42091 d) | ||||||||
| |{{{apsis}}}|helion}} | 3.7315 astronomical unit|AU (558.22 Gm) | ||||||||
| |{{{apsis}}}|helion}} | 2.4538 AU (367.08 Gm) | ||||||||
| 3.0927 AU (462.66 Gm) | |||||||||
| Eccentricity | 0.20657 | ||||||||
| Orbital period | 5.44 yr (1986.5 d) | ||||||||
| Mean anomaly | 8.223375° | ||||||||
| Mean motion | 0° 10m 52.396s / day | ||||||||
| Inclination | 4.6493° | ||||||||
| Longitude of ascending node | 300.6133° | ||||||||
| 283.7859° | |||||||||
| Physical characteristics | |||||||||
| Dimensions | 73.34±2.8 km | ||||||||
| Rotation period | 10.938 h (0.4558 d) | ||||||||
| Sidereal rotation period | 10.938 hours | ||||||||
| Geometric albedo | 0.0433±0.004 | ||||||||
| |||||||||
| Absolute magnitude (H) | 9.7 | ||||||||
Alekto (minor planet designation: 465 Alekto) is a main-belt asteroid. It was discovered by Max Wolf on January 13, 1901. Its provisional name was 1901 FW. It is named for Alecto from Greek Mythology.
References
- ↑ 1.0 1.1 "465 Alekto". JPL Small-Body Database. Jet Propulsion Laboratory. http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=465.
- ↑ 'Alecto' in Noah Webster (1884) A Practical Dictionary of the English Language
- ↑ "HEC: Exoplanets Calculator". Planetary Habitability Laboratory. University of Puerto Rico at Arecibo. http://phl.upr.edu/projects/habitable-exoplanets-catalog/calculators.
External links
- 465 Alekto at AstDyS-2, Asteroids—Dynamic Site
- 465 Alekto at the JPL Small-Body Database
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