1998 SP9
1998SP9, 2006 GX12, 2006GX12, G2114, J98S09P, K06G12X
All data for this body: [vot]
MPC data
| Name (number) |
1998 SP9 (162114) |
| a |
2.77033 |
| e |
0.19528 |
| i / sin(i) |
4.4185 /
0.07704
|
| q |
2.22935
|
| Q |
3.31131
|
| ω |
194.9561 |
| Node |
122.5944 |
| m |
314.1827 |
| n |
0.2138 |
| Epoch |
2460800.5 |
| nobs |
478 |
| nopp |
18 |
| Years observed |
1998-2024 |
| rms |
0.73 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.771 |
|
| ep |
0.171 |
|
| sin(ip) |
0.057 |
|
| G |
0.150 |
|
| H |
16.320 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
C |
| Spectral Class Score |
2.293 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7705 |
0.1713 |
0.0570 |
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 |
| 16.32 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |