(4071) Rostovdon ( eng. Rostovdon ) - an asteroid of the main belt , which was discovered on September 7, 1981 by the Soviet astronomer Lyudmila Karachkina in the Crimean Observatory and named after the city of Rostov-on-Don [1] .
| (4071) Rostovdon | |
|---|---|
| Asteroid | |
| Opening | |
| Discoverer | Lyudmila Karachkina |
| Detection point | Crimea |
| Date of discovery | September 7, 1981 |
| Eponym | Rostov-on-Don |
| Alternative designations | 1981 FD 2 ; 1976 YL; 1987 SF 1 |
| Category | Main ring |
| Orbital characteristics | |
| The era of January 13, 2016 JD 2457400.5 | |
| Eccentricity ( e ) | 0.1642502 |
| Semi-axis ( a ) | 478.653 million km (3.1995991 a. E.) |
| Perihelion ( q ) | 400.034 million km (2.6740643 a. E.) |
| Afhelia ( Q ) | 557.272 million km (3.7251339 a. E.) |
| Period of circulation ( P ) | 2090.46 days (5.723 g ) |
| Average orbital speed | 16,538 km / s |
| Inclination ( i ) | 10.99423 ° |
| Ascending node longitude (Ω) | 267.47494 ° |
| Perihelion Argument (ω) | 126.81738 ° |
| Mean Anomaly ( M ) | 336.25308 ° |
| physical characteristics | |
| Diameter | 11 - 25 km |
| Apparent magnitude | 18.43 m (current) |
| Absolute magnitude | 11.9 m |
| Current distance from the Sun | 3,702 a. e. |
| Current distance from Earth | 3,675 a. e. |
Asteroid orbit Rostovdon and its position in the solar system
See also
- List of asteroids ( 4001–4100 )
- Small Planet Classifications
Notes
- ↑ Schmadel, Lutz D. Dictionary of Minor Planet Names . - Fifth Revised and Enlarged Edition. - B. , Heidelberg, N. Y .: Springer, 2003. - P. 348. - ISBN 3-540-00238-3 .