(218) Bianca
Asteroid (218) Bianca |
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Properties of the orbit ( animation ) | |
Orbit type | Middle main belt |
Major semi-axis | 2,666 AU |
eccentricity | 0.116 |
Perihelion - aphelion | 2.356 AU - 2.976 AU |
Inclination of the orbit plane | 15.2 ° |
Length of the ascending node | 170.9 ° |
Argument of the periapsis | 61 ° |
Time of passage of the perihelion | February 20, 2010 |
Sidereal period | 4 a 129 d |
Mean orbital velocity | 18.2 km / s |
Physical Properties | |
Medium diameter | 61 km |
Albedo | 0.1746 |
Rotation period | 6 h 20 min |
Absolute brightness | 8.6 likes |
Spectral class | S. |
history | |
Explorer | Johann Palisa |
Date of discovery | September 4, 1880 |
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. |
(218) Bianca is an asteroid of the main asteroid belt that was discovered on September 4, 1880 by Johann Palisa at the Pola Marine Observatory .
The asteroid was named after the German-Austrian opera singer Bianca Bianchi .
Bianca moves at a distance of 2.3527 ( perihelion ) to 2.9805 ( aphelion ) astronomical units in 4.3546 years around the sun . The orbit is inclined 15.2306 ° to the ecliptic , the orbital eccentricity is 0.1177.
Bianca has a diameter of 61 kilometers. It has a relatively light surface with an albedo of 0.175. It rotates around its own axis in around 6 hours and 20 minutes.