|
Discovery A (http://cfa-www.harvard.edu/iau/lists/NumberedMPs.html) | |
---|---|
Discoverer | Antonín Mrkos |
Discovery date | February 10, 1980 |
Alternate designations | 1953 FO1; 1975 EK5; 1977 SV2; 1977 TM3; 1977 TS7; 1980 DW; 1982 OM B (http://cfa-www.harvard.edu/iau/MPDes.html) |
Category | Main belt |
Orbital elements C (http://asteroid.lowell.edu/) Epoch July 14, 2004 (JD 2453200.5) | |
Eccentricity (e) | 0.124 |
Semi-major axis (a) | 464.223 Gm (3.103 AU) |
Perihelion (q) | 406.764 Gm (2.719 AU) |
Aphelion (Q) | 521.683 Gm (3.487 AU) |
Orbital period (P) | 1996.646 d (5.47 a) |
Mean orbital speed | 16.91 km/s |
Inclination (i) | 5.821° |
Longitude of the ascending node (Ω) | 345.022° |
Argument of perihelion (ω) | 303.935° |
Mean anomaly (M) | 34.908° |
Physical characteristics | |
Dimensions | 31.6 km |
Mass | 3.3×1016 kg |
Density | 2 ? g/cm³ |
Surface gravity | 0.0088 m/s² |
Escape velocity | 0.0167 km/s |
Rotation period | ? d |
Spectral class | ? |
Absolute magnitude | 11.6 |
Albedo | 0.0405 1 (http://www.psi.edu/pds/archive/astdata/ALBEDOS/albedos.tab) |
Mean surface temperature | ~158 K |
2747 Český Krumlov (2747 Cesky Krumlov) is a small main belt asteroid, which was discovered by the Czech astronomer Antonín Mrkos in 1980. It is named after the historic Czech town of Český Krumlov.
Český Krumlov is a dark coloured asteroid, and measures 31.62 km in diameter.
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