(8985) Tula
Asteroid (8985) Tula |
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Properties of the orbit ( animation ) | |
Orbit type | Inner main belt asteroid |
Major semi-axis | 2.2554 AU |
eccentricity | 0.2010 |
Perihelion - aphelion | 1.8022 AU - 2.7087 AU |
Inclination of the orbit plane | 4.0825 ° |
Length of the ascending node | 279.4724 ° |
Argument of the periapsis | 23.5319 ° |
Time of passage of the perihelion | 16th February 2019 |
Sidereal period | 3.39 a |
Mean orbital velocity | 19.83 km / s |
Physical Properties | |
Medium diameter | 3.266 (± 0.147) km |
Albedo | 0.379 (± 0.047) |
Absolute brightness | 14.2 mag |
history | |
Explorer | Nikolai Tschernych , Lyudmila Tschernych |
Date of discovery | August 9, 1978 |
Another name | 1978 PV 3 , 1995 QQ 2 |
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. |
(8985) Tula is an asteroid of the inner main belt , which was discovered by the Soviet astronomer couple Nikolai and Lyudmila Tschernych on August 9, 1978 at the Crimean Observatory in Nautschnyj ( IAU code 095).
Mean solar distance ( major semi-axis ), eccentricity and inclination of the orbit plane of the asteroid are similar to the orbital data of the members of the Flora family, a large group of asteroids named after (8) Flora . Asteroids of this family move in a 4: 9 orbital resonance with the planet Mars around the sun . The group is also called the Ariadne family, after the asteroid (43) Ariadne .
(8985) Tula was named after the Russian city of Tula on March 28, 2002 .
Web links
- (8985) Tula in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (8985) Tula 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 (8985) Tula according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)