(9989) 1997 SG16
(9989) 1997 SG16|
Orbit of 9989 1997 SG16 (blue), planets (red) and the Sun (black). The outermost planet visible is Jupiter. |
| Discovery and designation |
|---|
| Discovered by |
N. Kawasato |
|---|
| Discovery date |
September 27, 1997 |
|---|
| Designations |
|---|
|
1985 DY2, 1990 EN8, 1992 TP |
|---|
| Orbital characteristics |
|---|
|
Epoch October 27, 2007 |
| Aphelion |
2.8938139 AU |
|---|
| Perihelion |
2.8159419 AU |
|---|
|
2.8548779 AU |
|---|
| Eccentricity |
0.0136384 |
|---|
|
1761.8938480 d |
|---|
|
276.99091° |
|---|
| Inclination |
1.81932° |
|---|
|
187.61467° |
|---|
|
306.04538° |
|---|
| Physical characteristics |
|---|
|
|
|
13.2 |
|---|
|
|
(9989) 1997 SG16 is a main belt asteroid. It orbits the Sun once every 4.82 years.[1]
Discovered by Nobuhiro Kawasato on September 27, 1997, it was given the provisional designation 1997 SG16.[2]
References