| Discovery | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Discovered by | Max Wolf | ||||||||
| Discovery site | Heidelberg Observatory | ||||||||
| Discovery date | 13 January 1901 | ||||||||
| Designations | |||||||||
| MPC designation | (465) Alekto | ||||||||
| Pronunciation | /əˈlɛktoʊ/ | ||||||||
| Named after | Ἀληκτώ Ālēktō | ||||||||
| Alternative designations | 1901 FW, 1949 YE1, 1949 YU, 1968 PB, A907 EF, A916 YC | ||||||||
| Minor planet category | Main-belt asteroid | ||||||||
| Adjectives | Alektoian /ælɪkˈtoʊ.iən/ | ||||||||
| Orbital characteristics | |||||||||
| Epoch 31 July 2016 (JD 2457600.5) | |||||||||
| Uncertainty parameter 0 | |||||||||
| Observation arc | 115.24 yr (42091 d) | ||||||||
| Aphelion | 3.7315 AU (558.22 Gm) | ||||||||
| Perihelion | 2.4538 AU (367.08 Gm) | ||||||||
| Semi-major axis | 3.0927 AU (462.66 Gm) | ||||||||
| Eccentricity | 0.20657 | ||||||||
| Orbital period (sidereal) | 5.44 yr (1986.5 d) | ||||||||
| Mean anomaly | 8.223375° | ||||||||
| Mean motion | 0° 10 52.396 / day | ||||||||
| Inclination | 4.6493° | ||||||||
| Longitude of ascending node | 300.6133° | ||||||||
| Argument of perihelion | 283.7859° | ||||||||
| Physical characteristics | |||||||||
| Dimensions | 73.34±2.8 km | ||||||||
| Synodic 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 | ||||||||
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
- ^ "465 Alekto". JPL Small-Body Database. Jet Propulsion Laboratory. SPK-ID: 465. Retrieved 10 May 2016.
- 'Alecto' in Noah Webster (1884) A Practical Dictionary of the English Language
- "HEC: Exoplanets Calculator". Planetary Habitability Laboratory. University of Puerto Rico at Arecibo. Archived from the original on 24 August 2017. Retrieved 26 November 2015.
External links
- 465 Alekto at AstDyS-2, Asteroids—Dynamic Site
- 465 Alekto at the JPL Small-Body Database
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