(8599) Riparia
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Asteroid (8599) Riparia |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Middle main belt asteroid |
| Major semi-axis | 2.7147 AU |
| eccentricity | 0.0956 |
| Perihelion - aphelion | 2.4552 AU - 2.9742 AU |
| Inclination of the orbit plane | 3.4610 ° |
| Length of the ascending node | 29.8733 ° |
| Argument of the periapsis | 317.9992 ° |
| Sidereal period | 4.47 a |
| Mean orbital velocity | 18.08 km / s |
| Physical Properties | |
| Absolute brightness | 14.0 mag |
| history | |
| Explorer |
Cornelis Johannes van Houten , Ingrid van Houten-Groeneveld , Tom Gehrels |
| Date of discovery | 29th September 1973 |
| Another name | 2277 T-2 , 1978 VA 10 |
| 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. | |
(8599) Riparia is an asteroid of the central main belt that was discovered on September 29, 1973 by the Dutch astronomer couple Cornelis Johannes van Houten and Ingrid van Houten-Groeneveld . The discovery was made during the 2nd Trojan survey, during which Tom Gehrels surveyed field plates recorded with the 120 cm Oschin Schmidt telescope of the Palomar observatory at the University of Leiden , 13 years after the start of the Palomar-Leiden- Surveys .
The Italian astronomer Vincenzo Zappalà defines in a publication from 1995 (et al.) An affiliation of the asteroid to the Henan family, a group of asteroids which is named after (2085) Henan .
(8599) Riparia is named after the sand martin , whose scientific name is Riparia riparia . At the time the asteroid was named on February 2, 1999, the sand martin was on the Dutch Red List of Endangered Species . The first letters of the asteroids (8585) to (8600) form the phrase Per aspera ad astra .
Web links
- (8599) Riparia in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (8599) Riparia in the Small-Body Database of the Jet Propulsion Laboratory of NASA at the California Institute of Technology (Caltech) in Pasadena , California (English)
Individual evidence
- ↑ Database with the assignment of 12,487 asteroids to asteroid groups (English)
- ^ Lutz D. Schmadel : Dictionary of Minor Planet Names . Springer, Heidelberg 2012, 6th edition, page 645 (English)