(8121) Altdorfer
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Asteroid (8121) Altdorfer |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.2377 AU |
| eccentricity | 0.1007 |
| Perihelion - aphelion | 2.0123 AU - 2.4631 AU |
| Inclination of the orbit plane | 2.6837 ° |
| Length of the ascending node | 9.5332 ° |
| Argument of the periapsis | 113.7199 ° |
| Sidereal period | 3.35 a |
| Mean orbital velocity | 19.91 km / s |
| Physical Properties | |
| Absolute brightness | 15.0 mag |
| history | |
| Explorer |
Cornelis Johannes van Houten , Ingrid van Houten-Groeneveld , Tom Gehrels |
| Date of discovery | September 24, 1960 |
| Another name | 2572 PL , 1972 GR 1 , 1990 SU 29 |
| 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. | |
(8121) Altdorfer is an asteroid of the main belt . It 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 was named on April 2, 1999 after the German painter , engraver and master builder of the Renaissance Albrecht Altdorfer (~ 1480–1538), who is considered one of the main masters of the so-called Danube School and one of the founders of the Nuremberg minor masters .
See also
Web links
- (8121) Altdorfer in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (8121) Altdorfer in the Small-Body Database of the Jet Propulsion Laboratory (English).
- Discovery Circumstances by (8121) Altdorfer according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)