2009 WD74
2009WD74, 2006 KO23, 2006KO23, b2661, K06K23O, K09W74D
All data for this body: [vot]
MPC data
| Name (number) |
2009 WD74 (372661) |
| a |
3.16374 |
| e |
0.20070 |
| i / sin(i) |
17.2622 /
0.29674
|
| q |
2.52879
|
| Q |
3.79869
|
| ω |
321.3798 |
| Node |
240.9787 |
| m |
152.3214 |
| n |
0.1751 |
| Epoch |
2460800.5 |
| nobs |
297 |
| nopp |
14 |
| Years observed |
2006-2025 |
| rms |
0.89 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.174 |
|
| ep |
0.224 |
|
| sin(ip) |
0.310 |
|
| G |
0.150 |
|
| H |
15.360 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
L |
| Spectral Class Score |
5.466 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1742 |
0.2241 |
0.3100 |
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 |
| 15.36 |
|
|
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 |
| L |
|
0.911 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |