702 Alauda
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702 Alauda /əˈlɔːdə/, provisional designation 1910 KQ, is a carbonaceous asteroid and binary system from the outer asteroid belt, approximately 190 kilometers in diameter.[2] It is the parent body of the Alauda family. Discovered in 1910 by German astronomer Joseph Helffrich at Heidelberg Observatory, it was named after the lark (alauda).[3][6] Its small moon, named Pichi üñëm, was discovered in 2007.[10][21]
Quick Facts Discovery, Discovered by ...
Discovery [2][3] | |
---|---|
Discovered by | J. Helffrich |
Discovery site | Heidelberg Obs. |
Discovery date | 1910 |
Designations | |
(702) Alauda | |
Pronunciation | /əˈlɔːdə/[4][5] |
Named after | Alauda (genus of Birds)[6] |
1910 KQ | |
main-belt · (outer) [7] Alauda [8] | |
Adjectives | Alaudian |
Orbital characteristics [2] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 106.89 yr (39,040 days) |
Aphelion | 3.2533 AU |
Perihelion | 3.1372 AU |
3.1953 AU | |
Eccentricity | 0.0182 |
5.71 yr (2,086 days) | |
311.58° | |
0° 10m 21.36s / day | |
Inclination | 20.589° |
289.77° | |
349.49° | |
Known satellites | 1 (Pichi üñëm)[9][10] |
Physical characteristics | |
Dimensions | 163.98±57.99 km[11] 172.29±55.38 km[12] 175 km[13] 190.58±2.65 km[14] 190.980±1.973 km[15] 194.73±3.2 km[16] 201.961±4.642 km[17] 202±20 km[18] |
Mass | (6.057±0.36)×1018 kg[19] |
Mean density | 1.57±0.5 g/cm3[19] |
8.3531 h (0.34805 d)[7] | |
0.0587±0.002[2] | |
C (Tholen)[2] B (SMASSII)[2] | |
11.42 to 13.57[20] | |
7.25[2] | |
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