(40134) Marsili
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Asteroid (40134) Marsili |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Middle main belt asteroid |
| Asteroid family | Marsili family |
| Major semi-axis | 2.7331 AU |
| eccentricity | 0.2712 |
| Perihelion - aphelion | 1.9919 AU - 3.4742 AU |
| Inclination of the orbit plane | 24.0996 ° |
| Length of the ascending node | 204.0043 ° |
| Argument of the periapsis | 111.6926 ° |
| Time of passage of the perihelion | December 12, 2020 |
| Sidereal period | 4.52 a |
| Mean orbital velocity | 17.68 km / s |
| Physical Properties | |
| Medium diameter | 4.307 (± 0.351) km |
| Albedo | 0.199 (± 0.082) |
| Absolute brightness | 14.4 mag |
| history | |
| Explorer | Vincenzo Silvano Casulli |
| Date of discovery | August 27, 1998 |
| Another name | 1998 QO 53 |
| 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. | |
(40134) Marsili is an asteroid of the central main belt discovered by the Italian amateur astronomer Vincenzo Silvano Casulli on March 31, 1997 at the Osservatorio di Colleverde ( IAU code 596). The observatory founded by Casulli was located from 1981 to 2003 in the city of Guidonia Montecelio in the metropolitan city of Rome .
The mean diameter of the asteroid was roughly calculated to be 4.307 (± 0.351) km and the albedo to be 0.199 (± 0.082). The orbit of (40134) Marsili around the Sun has a high eccentricity of 0.2712 . The solar orbit of the asteroid is strongly inclined at more than 24 ° to the ecliptic of the solar system .
According to the AstDyS-2 database, the asteroid is the namesake of a small family of asteroids.
(40134) Marsili was named on March 12, 2017 after the underwater volcano Marsili , which is located in the southern part of the Tyrrhenian Sea and is the largest underwater volcano in Europe.
Web links
- (40134) Marsili in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (40134) Marsili 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 (40134) Marsili according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)
Individual evidence
- ↑ The family affiliation of (40134) Marsili in the AstDyS-2 database (English)