21711 Wilfredwong
|
Orbit Diagram of Wilfredwong | |
| Discovery | |
|---|---|
| Discovered by | LINEAR |
| Discovery date | 7 September 1999 |
| Designations | |
| 1999 RE95 | |
| Main belt | |
| Orbital characteristics[1] | |
| Epoch 13 January 2016 (JD 2457400.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 8916 days (24.41 yr) |
| Aphelion | 2.8930964 AU (432.80106 Gm) |
| Perihelion | 2.0472305 AU (306.26132 Gm) |
| 2.470163 AU (369.5311 Gm) | |
| Eccentricity | 0.1712166 |
| 3.88 yr (1418.0 d) | |
Average orbital speed | ? km/s |
| 230.38708° | |
| 0° 15m 13.941s / day | |
| Inclination | 11.40446° |
| 192.64784° | |
| 8.466708° | |
| Earth MOID | 1.04544 AU (156.396 Gm) |
| Jupiter MOID | 2.0641 AU (308.78 Gm) |
| Jupiter Tisserand parameter | 3.437 |
| Physical characteristics | |
| Dimensions | 3-7km diameter |
| Mass | ?×10? kg |
Mean density | ? g/cm³ |
Equatorial surface gravity | ? m/s² |
Equatorial escape velocity | ? km/s |
| ? d | |
| ? | |
| Temperature | ? K |
| ? | |
| 14.3 | |
|
| |
21711 Wilfredwong is a minor planet discovered on September 7, 1999, by MIT Lincoln Laboratory's Near-Earth Asteroid Research (LINEAR) program. It lies in the Ceres belt of the solar system.
It was named in honor of Wilfred Wong (born 1988), who was awarded second place in the 2006 Intel International Science and Engineering Fair for his engineering project, Polycaprolactone-Chitosan Nanocomposite Biomaterials for Tissue Engineering and Wound Healing.
References
- ↑ "21711 Wilfredwong (1999 RE95)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 April 2016.
Sources
- Jet Propulsion Laboratory page on 21711 Wilfredwong
- Jet Propulsion Laboratory orbit diagram of 21711 Wilfred Wong
External links
This article is issued from Wikipedia - version of the 9/29/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.