2009 WU4
2009WU4, 2003 HB45, 2003HB45, K03H45B, K09W04U, R5161
All data for this body: [vot]
MPC data
| Name (number) |
2009 WU4 (275161) |
| a |
2.59308 |
| e |
0.06653 |
| i / sin(i) |
11.0666 /
0.19195
|
| q |
2.42056
|
| Q |
2.76561
|
| ω |
341.8433 |
| Node |
216.7530 |
| m |
118.8735 |
| n |
0.2360 |
| Epoch |
2460800.5 |
| nobs |
416 |
| nopp |
18 |
| Years observed |
1999-2025 |
| rms |
0.83 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.593 |
|
| ep |
0.105 |
|
| sin(ip) |
0.202 |
|
| G |
0.150 |
|
| H |
16.390 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
C |
| Spectral Class Score |
0.841 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5931 |
0.1053 |
0.2015 |
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 |
| 16.39 |
|
|
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 |
| C |
C |
0.1402 |
0.0710 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |