Discovery[1][2] | |
---|---|
Discovered by | C. Trujillo J. X. Luu D. C. Jewitt |
Discovery site | Mauna Kea Obs. |
Discovery date | 6 September 1999 |
Designations | |
(181902) 1999 RD215 | |
1999 RD215 | |
TNO[1] · SDO[3][4] · distant[2] | |
Orbital characteristics[1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 3[1] · 1[2] | |
Observation arc | 8.03 yr (2,933 days) |
Aphelion | 204.40 AU |
Perihelion | 37.541 AU |
120.97 AU | |
Eccentricity | 0.6897 |
1330.58 yr (485,993 d) | |
7.8003° | |
0° 0m 2.52s / day | |
Inclination | 25.990° |
210.32° | |
137.86° | |
Physical characteristics | |
147 km[4] 148 km[5] | |
0.08 (estimate)[5] 0.09 (estimate)[4] | |
7.4[1] · 7.6[5] | |
(181902) 1999 RD215 is a trans-Neptunian object of the scattered disc, approximately 148 kilometers in diameter. It was discovered on 6 September 1999, by American astronomers Chad Trujillo, Jane Luu, and David Jewitt at the Mauna Kea Observatories, Hawaii.[2][3]
jpldata
was invoked but never defined (see the help page).MPC-object
was invoked but never defined (see the help page).MPC-CEN-SDO-list
was invoked but never defined (see the help page).johnstonsarchive-TNO-list
was invoked but never defined (see the help page).Brown-dplist
was invoked but never defined (see the help page).