(85047) Krakatau
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Asteroid (85047) Krakatau |
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| Properties of the orbit ( animation ) | |
| Orbit type | Inner main belt asteroid |
| Asteroid family | Hungaria group |
| Major semi-axis | 1.9076 AU |
| eccentricity | 0.0687 |
| Perihelion - aphelion | 1.7765 AU - 2.0387 AU |
| Inclination of the orbit plane | 22.39725 ° |
| Sidereal period | 2.63 a |
| Physical Properties | |
| Absolute brightness | 15.7 mag |
| history | |
| Explorer |
Cornelis Johannes van Houten , Ingrid van Houten-Groeneveld , Tom Gehrels |
| Date of discovery | September 24, 1960 |
| Another name | 6255 PL , 1999 LK 5 |
| Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. | |
(85047) Krakatau is an asteroid of the main inner belt that was discovered on September 24, 1960 by the Dutch astronomer couple Cornelis Johannes van Houten and Ingrid van Houten-Groeneveld . The discovery came about as part of the Palomar-Leiden survey , during which Tom Gehrels examined field plates recorded at the University of Leiden with the 120 cm Oschin Schmidt telescope of the Palomar observatory .
The asteroid belongs to the Hungaria group : One of the characteristics of this group is the 9: 2 orbit resonance with the planet Jupiter . The namesake for this group is the asteroid (434) Hungaria . The solar orbit of (85047) Krakatau is strongly inclined with more than 22 ° compared to the ecliptic of the solar system .
(85047) Krakatau was named on October 29, 2012 after the Indonesian volcanic island of Krakatau , which was almost completely destroyed by an eruption on August 27, 1883 .
Web links
- (85047) Krakatau in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (85047) Krakatau in the Small-Body Database of the Jet Propulsion Laboratory of NASA at the California Institute of Technology (Caltech) in Pasadena , California (English)
- Discovery Circumstances of (85047) Krakatau according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)