(29491) Pfaff
Asteroid (29491) Pfaff |
|
---|---|
Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Major semi-axis | 2.6339 AU |
eccentricity | 0.0792 |
Perihelion - aphelion | 2.4253 AU - 2.8426 AU |
Inclination of the orbit plane | 2.3620 ° |
Sidereal period | 4.27 a |
Mean orbital velocity | 18.35 km / s |
Physical Properties | |
Absolute brightness | 14.7 mag |
history | |
Explorer | Paul G. Comba |
Date of discovery | November 23, 1997 |
Another name | 1997 WB 1 , 1995 FT 15 |
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. |
(29491) Pfaff is an asteroid of the main belt , which on 23 November 1997 by the American Italo- astronomer Paul G. Comba at Prescott Observatory ( IAU code in 684) Arizona was discovered.
The asteroid was named after the German mathematician Johann Friedrich Pfaff (1765-1825), who dealt with the theory of partial differential equations and made a contribution to the analysis of differential geometry with the Pfaffian forms named after him .
See also
Web links
- Asteroid Pfaff: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (29491) Pfaff in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (29491) Pfaff in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).