2009 JR8
2009JR8, K09J08R, U5990
All data for this body: [vot]
MPC data
| Name (number) |
2009 JR8 (305990) |
| a |
2.39578 |
| e |
0.13123 |
| i / sin(i) |
10.4613 /
0.18157
|
| q |
2.08138
|
| Q |
2.71018
|
| ω |
12.5620 |
| Node |
96.2808 |
| m |
221.1620 |
| n |
0.2658 |
| Epoch |
2460800.5 |
| nobs |
331 |
| nopp |
14 |
| Years observed |
2003-2025 |
| rms |
0.93 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.395 |
|
| ep |
0.167 |
|
| sin(ip) |
0.166 |
|
| G |
0.150 |
|
| H |
17.200 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3953 |
0.1665 |
0.1655 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
G data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.15 |
|
|
MPC-2023-12-94 |
MPC-2023-12-94 |
Phot |
H data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 17.20 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |