6980 Kyusakamoto
From Infogalactic: the planetary knowledge core
| Discovery[1] | |
|---|---|
| Discovered by | K. Endate, K. Watanabe |
| Discovery date | September 16, 1993 |
| Designations | |
|
Named after
|
Kyu Sakamoto |
| 1979 WH7; 1988 RU13; 1993 SV1 | |
| Main belt | |
| Orbital characteristics[2] | |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 443.508 Gm (2.965 AU) |
| Perihelion | 404.348 Gm (2.703 AU) |
| 423.928 Gm (2.834 AU) | |
| Eccentricity | 0.046 |
| 1742.400 d (4.77 a) | |
|
Average orbital speed
|
17.68 km/s |
| 342.695° | |
| Inclination | 3.293° |
| 97.517° | |
| 205.476° | |
| Physical characteristics | |
| Dimensions | ? km |
| Mass | ?×10? kg |
|
Mean density
|
? g/cm³ |
|
Equatorial surface gravity
|
? m/s² |
|
Equatorial escape velocity
|
? km/s |
|
Sidereal rotation period
|
? d |
| ?° | |
|
Pole ecliptic latitude
|
? |
|
Pole ecliptic longitude
|
? |
| 0.10? | |
| Temperature | ~165 K |
| ? | |
| 12.2 | |
6980 Kyusakamoto is an asteroid discovered and named by the two Japanese astronomers Kin Endate and Kazuo Watanabe in 1993. Named in memory of the Japanese singer Kyu Sakamoto†, this planet also symbolizes the famous trio of which Kyu Sakamoto was a member, with songwriter Rokusuke Ei and pianist Hachidai Nakamura: in Japanese, Roku is 6, Kyu 9 and Hachi 8. Name proposed by the discoverers following a suggestion by T. Sato, A. Fujii and Y. Katagiri.
