(897) Lysistrata ( lat. Lysistrata ) is a small asteroid of the main belt , which belongs to the spectral class S and is part of the Mary family [1] . It was discovered on August 3, 1918 by the German astronomer Max Wolf at the Heidelberg-Königstuhl Observatory and is named after the ancient Greek comedy Lysistratus [2] .
| (897) Lysistrata | |
|---|---|
| Asteroid | |
| Opening | |
| Discoverer | Max Wolf |
| Place of discovery | Heidelberg |
| Discovery date | August 3, 1918 |
| Eponym | Lysistrata |
| Alternative notation | 1918 DZ ; 1950 KJ; 1970 KA |
| Category | Main ring ( Mary family ) |
| Orbital characteristics | |
| Age of September 4, 2017 JD 2458000.5 | |
| Eccentricity ( e ) | 0.0947708 |
| Semimajor axis ( a ) | 380.152 million km (2.5411612 AU ) |
| Perihelion ( q ) | 344.125 million km (2,3003333 AU) |
| Aphelion ( Q ) | 416.18 million km (2.7819891 AU) |
| Circulation Period ( P ) | 1,479.608 days (4.051 g. ) |
| Average orbital speed | 18.642 km / s |
| Inclination ( i ) | 14.32909 ° |
| Longitude node (Ω) | 257.97387 ° |
| Perihelion Argument (ω) | 24.39643 ° |
| Median Anomaly ( M ) | 185.24437 ° |
| physical characteristics | |
| Diameter | 24,337 km |
| Rotation period | 11.26 h |
| Spectral class | S (Sl) |
| Apparent magnitude | 14.38 m (current) |
| Absolute magnitude | 10.37 m |
| Albedo | 0.214 |
| Current distance from the sun | 2,301 a. e. |
| Current distance from earth | 1,664 a. e. |
The orbit of the asteroid Lysistratus and its position in the solar system
See also
- List of Asteroids ( 801-900 )
- Classifications of Minor Planets
- Asteroid family
Notes
- ↑ Veeder, GJ; Matson, DL; Owensby, PD & Gradie, JC (March 1995), Eos, Koronis, and Maria family asteroids: Infrared (JHK) photometry , vol. 114, p. 186–196 , DOI 10.1006 / icar.1995.1053
- ↑ Schmadel, Lutz D. Dictionary of Minor Planet Names . - Fifth Revised and Enlarged Edition. - B. , Heidelberg, N. Y .: Springer, 2003 .-- P. 81. - ISBN 3-540-00238-3 .