(9009) Tirso
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Asteroid (9009) Tirso |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.2638 AU |
| eccentricity | 0.1431 |
| Perihelion - aphelion | 1.9399 AU - 2.5878 AU |
| Inclination of the orbit plane | 2.9895 ° |
| Length of the ascending node | 81.5441 ° |
| Argument of the periapsis | 178.0396 ° |
| Sidereal period | 3.41 a |
| Physical Properties | |
| Medium diameter | 3.503 (± 1.020) km |
| Albedo | 0.291 (± 0.024) |
| Absolute brightness | 14.4 mag |
| history | |
| Explorer | Vincenzo Zappalà |
| Date of discovery | April 23, 1984 |
| Another name | 1984 HJ 1 , 1997 AO 23 |
| 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. | |
(9009) Tirso is an asteroid of the main belt . It was discovered on April 23, 1984 by the Italian astronomer Vincenzo Zappalà at the La Silla Observatory of the European Southern Observatory in Chile ( IAU code 809).
The asteroid was named on May 20, 2008 after the Thyrsos , an attribute of Dionysus in the form of a staff .
See also
Web links
- (9009) Tirso in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (9009) Tirso 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 (9009) Tirso according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)