astro.wikisort.org - AsteroidKreusa (minor planet designation: 488 Kreusa) is a C-type asteroid orbiting the Sun in the asteroid belt, with the type indicating a surface with a low albedo and high carbonaceous content. The spectra of the asteroid displays evidence of aqueous alteration.[5]
Kreusa|
Discovered by | Max Wolf Luigi Carnera |
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Discovery site | Heidelberg |
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Discovery date | 26 June 1902 |
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MPC designation | (488) Kreusa |
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Pronunciation | [2] |
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Alternative designations | 1902 JG, 1947 KH, 1977 YD, A901 CA, A905 XA[1] |
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Minor planet category | Asteroid belt |
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Epoch 31 July 2016 (JD 2457600.5) |
Uncertainty parameter 0 |
Observation arc | 115.18 yr (42068 d) |
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Aphelion | 3.67325 AU (549.510 Gm) |
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Perihelion | 2.66507 AU (398.689 Gm) |
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Semi-major axis | 3.16916 AU (474.100 Gm) |
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Eccentricity | 0.15906084 |
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Orbital period (sidereal) | 5.64 yr (2060.7 d) |
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Mean anomaly | 197.66463° |
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Mean motion | 0° 10m 28.913s / day |
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Inclination | 11.517875° |
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Longitude of ascending node | 84.23348° |
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Argument of perihelion | 71.36554° |
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Mean radius | 75.065±3.2 km[1] 81.16 ± 4.77 km[4] |
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Mass | (2.48 ± 1.14) × 1018 kg[4] |
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Mean density | 1.10 ± 0.54 g/cm3[4] |
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Synodic rotation period | 32.666 h (1.3611 d)[1] |
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Geometric albedo | 0.0589±0.005[1] |
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Spectral type | C (Tholen)[1] B−V=0.691±0.06[1] U−B=0.368±0.030[1] |
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Absolute magnitude (H) | 7.81[1] |
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In 2002, Kreusa was detected by radar from the Arecibo Observatory at a distance of 1.67 AU. The resulting data yielded an effective diameter of 150±21 km.[6]
References
- "488 Kreusa (1902 JG)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 6 May 2016.
- "Creüsa". Dictionary.com Unabridged (Online). n.d.
- AstDys-2 on (488) Kreusa Retrieved 2012-01-03
- Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science, 73 (1): 98–118, arXiv:1203.4336, Bibcode:2012P&SS...73...98C, doi:10.1016/j.pss.2012.03.009.See Table 1.
- Fornasier, S.; et al. (February 1999), "Spectroscopic comparison of aqueous altered asteroids with CM2 carbonaceous chondrite meteorites", Astronomy and Astrophysics Supplement, 135: 65−73, Bibcode:1999A&AS..135...65F, doi:10.1051/aas:1999161.
- Magri, Christopher; et al. (January 2007), "A radar survey of main-belt asteroids: Arecibo observations of 55 objects during 1999 2003" (PDF), Icarus, 186 (1): 126–151, Bibcode:2007Icar..186..126M, doi:10.1016/j.icarus.2006.08.018, retrieved 14 April 2015.
External links
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На других языках
[de] (488) Kreusa
(488) Kreusa ist ein Asteroid des äußeren Hauptgürtels, der am 26. Juni 1902 von den Astronomen Max Wolf und Luigi Carnera entdeckt wurde.
- [en] 488 Kreusa
[es] (488) Kreusa
(488) Kreusa[2] es un asteroide perteneciente al cinturón de asteroides descubierto el 26 de junio de 1902 por Luigi Carnera y Maximilian Franz Wolf desde el observatorio de Heidelberg-Königstuhl, Alemania.
Está nombrado por Creúsa, un personaje de la mitología griega.[3]
[ru] (488) Креуса
(488) Креуса (488 Kreusa по каталогу ЦМП[2]) — довольно крупный астероид главного пояса.
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