2008 US99
2008US99, K08U99S, O1409
All data for this body: [vot]
MPC data
| Name (number) |
2008 US99 (241409) |
| a |
2.71934 |
| e |
0.07068 |
| i / sin(i) |
6.6156 /
0.11521
|
| q |
2.52714
|
| Q |
2.91153
|
| ω |
19.1023 |
| Node |
273.0659 |
| m |
353.2899 |
| n |
0.2198 |
| Epoch |
2460800.5 |
| nobs |
301 |
| nopp |
15 |
| Years observed |
1998-2025 |
| rms |
0.83 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.719 |
|
| ep |
0.076 |
|
| sin(ip) |
0.134 |
|
| G |
0.150 |
|
| H |
16.620 |
|
| Mass |
|
|
| D |
3.37 |
1.132 |
| pV |
0.043 |
0.0339 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7189 |
0.0760 |
0.1340 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.37 |
1.132 |
1.132 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.043 |
0.0339 |
0.0339 |
Masiero |
2011ApJ...741...68M |
NEATM |
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 |
| 16.62 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |