895 Helio
From Infogalactic: the planetary knowledge core
Discovery | |
---|---|
Discovered by | Max Wolf |
Discovery site | Heidelberg |
Discovery date | July 11, 1918 |
Designations | |
1918 DU | |
Orbital characteristics | |
Epoch August 18, 2005 (JDCT 2453600.5) | |
Aphelion | 3.674 AU |
Perihelion | 2.728 AU |
3.201 AU | |
Eccentricity | 0.148 |
5.728 a | |
271.305° | |
Inclination | 26.061° |
264.806° | |
179.551° | |
Physical characteristics | |
Dimensions | 148.43 ± 5.02[1] km |
Mass | (9.87 ± 6.05) × 1018[1] kg |
Mean density
|
5.76 ± 3.58[1] g/cm3 |
Sidereal rotation period
|
9.3959 h[2] |
Albedo | 0.0420[2] |
Spectral type
|
FCB/B[2] |
8.3[2] | |
895 Helio is a large dark outer main-belt asteroid[2] about 150 km in diameter. It was discovered on 11 July 1918 by Max Wolf.[2] It is a B-type asteroid.[2]
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External links
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