2009 US4
2009US4, 2002 CF197, 2002CF197, K02CJ7F, K09U04S, R5011
All data for this body: [vot]
MPC data
| Name (number) |
2009 US4 (275011) |
| a |
2.68393 |
| e |
0.09590 |
| i / sin(i) |
5.1062 /
0.08900
|
| q |
2.42655
|
| Q |
2.94132
|
| ω |
108.7025 |
| Node |
352.1846 |
| m |
137.4721 |
| n |
0.2242 |
| Epoch |
2460800.5 |
| nobs |
273 |
| nopp |
11 |
| Years observed |
2002-2024 |
| rms |
0.71 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.683 |
|
| ep |
0.108 |
|
| sin(ip) |
0.095 |
|
| G |
0.150 |
|
| H |
17.180 |
|
| Mass |
|
|
| D |
2.14 |
0.455 |
| pV |
0.061 |
0.0215 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6830 |
0.1084 |
0.0946 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 2.14 |
0.455 |
0.455 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.061 |
0.0215 |
0.0215 |
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 |
| 17.18 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |