The word “Bathilda” has other meanings; see Batilda .
(441) Bathilda ( Latin Bathilde ) - an asteroid of the main belt , which belongs to the spectral class M. It was discovered on December 8, 1898 by the French astronomer Auguste Charlotte at the Nice Observatory .
| (441) Batilda | |
|---|---|
| Asteroid | |
| Opening | |
| Discoverer | Auguste Charlotte |
| Place of discovery | Nice |
| Discovery date | December 8, 1898 |
| Alternative notation | 1898 ED |
| Category | Main ring |
| Orbital characteristics | |
| Age of May 23, 2014 JD 2456800.5 | |
| Eccentricity ( e ) | 0,0787577 |
| Semimajor axis ( a ) | 420.003 million km (2.8075444 AU ) |
| Perihelion ( q ) | 386.924 million km (2.5864287 AU) |
| Aphelion ( Q ) | 453.081 million km (3.0286601 AU) |
| Circulation Period ( P ) | 1718.258 days (4.704 g. ) |
| Average orbital speed | 17.748 km / s |
| Inclination ( i ) | 8.14718 ° |
| Longitude node (Ω) | 253,60665 ° |
| Perihelion Argument (ω) | 201.29851 ° |
| Median Anomaly ( M ) | 180.94335 ° |
| physical characteristics | |
| Diameter | 70.32 km |
| Weight | 3.64⋅10 17 kg |
| Density | 2,000 g / cm³ |
| Acceleration of gravity on the surface | 0.0197 m / s² |
| 2nd space speed | 0.0372 km / s |
| Rotation period | 10,446 h |
| Spectral class | M (Xk) |
| Apparent magnitude | 12.8 m (current) |
| Absolute magnitude | 8.51 m |
| Albedo | 0.1410 |
| Average surface temperature | 164 K (−109 ° C ) |
| Current distance from the sun | 2,984 a e. |
| Current distance from earth | 1.993 a. e. |
The orbit of the asteroid Batilda and its position in the solar system
The radiometric data obtained in 1975 by the Kitt Peak Observatory made it possible to estimate the size of the asteroid at 64 km [1] .
See also
- List of asteroids ( 401-500 )
- Classifications of Minor Planets
Notes
- ↑ Morrison, D. & Chapman, CR (March 1976), Radiometric diameters for an additional 22 asteroids , vol. 204, p. 934–939 , DOI 10.1142 / 9789812834300_0469