(143) Adriatic
Asteroid (143) Adriatic |
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Properties of the orbit ( animation ) | |
Orbit type | Middle main belt |
Major semi-axis | 2.764 AU |
eccentricity | 0.072 |
Perihelion - aphelion | 2.566 AU - 2.962 AU |
Inclination of the orbit plane | 11.5 ° |
Length of the ascending node | 333.2 ° |
Argument of the periapsis | 253 ° |
Time of passage of the perihelion | February 11, 2009 |
Sidereal period | 4 a 218 d |
Mean orbital velocity | 17.9 km / s |
Physical Properties | |
Medium diameter | 89.93 km |
Albedo | 0.0491 |
Rotation period | 22 h 0 min |
Absolute brightness | 9.12 likes |
Spectral class | C. |
history | |
Explorer | Johann Palisa |
Date of discovery | February 23, 1875 |
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. |
(143) Adria is an asteroid of the main asteroid belt discovered by Johann Palisa on February 23, 1875 .
Palisa discovered the asteroid at the Pula naval observatory on the Adriatic Sea and named it after this part of the Mediterranean .
Adria moves between 2.5679 ( perihelion ) astronomical units to 2.9547 astronomical units ( aphelion ) in 4 years and 215 days around the sun . The orbit is inclined 11.4719 ° to the ecliptic , the orbital eccentricity is 0.07.
Adria has a diameter of 90 km. It has a dark, carbon-rich surface with an albedo of 0.0491.