10 Hygiea

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10 Hygiea The tradeetional astronomical seembol for 10 Hygiea
AnimatedOrbitOf10Hygiea.gif
Animated orbit o Hygiea relative tae the orbits o the terrestrial planets an Jupiter.
Discovery
Discovered bi A. de Gasparis
Discovery date Aprile 12, 1849
Designations
Pronunciation /hˈə/ hy-JEE
Named after
Hygieia
none
Main belt (Hygiea family)
Adjectives Hygiean
Orbital chairactereestics[1]
Epoch November 30, 2008 (JD 2454800.5)
Aphelion 3.507 AU
(524.63 Gm) (Q)
Perihelion 2.770 AU
(414.38 Gm) (q)
3.139 AU
(469.58 Gm)
Eccentricity 0.117
5.56 yr
(2031.01 d)
16.76 km/s
197.96° (M)
Inclination 3.842°
283.45°
313.19°
Proper orbital elements[2]
3.1417827 AU
0.1356315
5.1039060°
64.621768 deg / yr
5.57088 yr
(2034.763 d)
Precession o perihelion
128.543611 arcsec / yr
Precession of the ascending node
−96.902395 arcsec / yr
Pheesical chairacteristics
Dimensions 530×407×370 ±7 km[3]
431 km (mean)
837,080.744 km2 (323,198.682 sq mi)
Mass (8.67 ±0.15)×1019 kg[3]
Mean density
2.08 ± 0.10 g/cm³[3]
0.091 m/s²
0.21 km/s
27.623 h (1.15 d)[1]
Albedo 0.0717 (geometric)[1]
Temperatur ≈164 K
max: 247 K (−26°C) [4]
Spectral teep
C-type asteroid[1]
9.0[5] to 11.97
5.43[1]
0.321″ tae 0.133″

10 Hygiea is the fowert lairgest asteroid in the Solar Seestem bi volume an mass, an it is locatit in the asteroid belt.

References[eedit | eedit soorce]

  1. 1.0 1.1 1.2 1.3 1.4 "JPL Small-Body Database Browser: 10 Hygiea". Retrieved 2008-09-07. 
  2. "AstDyS-2 Hygiea Synthetic Proper Orbital Elements". Department of Mathematics, University of Pisa, Italy. Retrieved 2011-10-01. 
  3. 3.0 3.1 3.2 Jim Baer (2010). "Recent Asteroid Mass Determinations". Personal Website. Retrieved 2011-09-02. 
  4. L.F. Lim; McConnochie, T; Belliii, J; Hayward, T (2005). "Thermal infrared (8–13 µm) spectra of 29 asteroids: the Cornell Mid-Infrared Asteroid Spectroscopy (MIDAS) Survey". Icarus. 173 (2): 385. Bibcode:2005Icar..173..385L. doi:10.1016/j.icarus.2004.08.005. 
  5. "AstDys (10) Hygiea Ephemerides". Department of Mathematics, University of Pisa, Italy. Retrieved 2010-06-26.