2008 SP99
2008SP99, 1998 HX10, 1998HX10, J98H10X, K08S99P, Y2117
All data for this body: [vot]
MPC data
| Name (number) |
2008 SP99 (342117) |
| a |
2.55459 |
| e |
0.09947 |
| i / sin(i) |
6.3362 /
0.11036
|
| q |
2.30049
|
| Q |
2.80869
|
| ω |
73.9586 |
| Node |
59.9922 |
| m |
285.0241 |
| n |
0.2414 |
| Epoch |
2460800.5 |
| nobs |
320 |
| nopp |
14 |
| Years observed |
1998-2024 |
| rms |
0.86 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.554 |
|
| ep |
0.160 |
|
| sin(ip) |
0.099 |
|
| G |
0.150 |
|
| H |
16.840 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
4.379 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5544 |
0.1598 |
0.0993 |
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 |
| 16.84 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| S |
S |
0.2708 |
0.3820 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |
| S |
S |
0.4590 |
0.3820 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |