1155 Aënna
1155 Aënna [1]| Discovery and designation |
|---|
| Discovered by |
Reinmuth, K. |
|---|
| Discovery date |
1928-Jan-26 |
|---|
| Orbital characteristics |
|---|
|
Epoch Orbital Elements at Epoch 2454400.5 (2007-Oct-27.0) TDB |
| Aphelion |
2.8653588 AU |
|---|
| Perihelion |
2.063751 AU |
|---|
|
2.4645549 AU |
|---|
| Eccentricity |
0.1626273 |
|---|
|
1413.2082843 days
3.87 years |
|---|
|
154.99329 ° |
|---|
| Inclination |
6.59503 ° |
|---|
|
39.19708 ° |
|---|
|
194.52343 ° |
|---|
| Physical characteristics |
|---|
| Dimensions |
diameter 11.64 |
|---|
|
0.3278 |
|---|
|
11.50 mag |
|---|
|
|
1155 Aënna is a main belt asteroid orbiting the Sun. Approximately 12 kilometers in diameter, it makes a revolution around the Sun once every 4 years. It was discovered by Karl Wilhelm Reinmuth at Heidelberg, Germany on January 26, 1928.[1] The name contains the German pronunciation of the initials "A" and "N" followed by the feminine ending, to honor the Astronomische Nachrichten. The name was proposed by the Astronomisches Rechen-Institut. The provisional designation for the asteroid was 1928 BD.[2]
References
- ↑ 1.0 1.1 "JPL Small-Body Database Browser". Retrieved October 17, 2007.
- ↑ Schmadel, Lutz D. (2003). Dictionary of Minor Planet Names. Springer. ISBN 3-540-00238-3.