2009 WT31
2009WT31, 2014 UB98, 2014UB98, j7991, K09W31T, K14U98B
All data for this body: [vot]
MPC data
| Name (number) |
2009 WT31 (457991) |
| a |
3.02029 |
| e |
0.05984 |
| i / sin(i) |
13.7723 /
0.23806
|
| q |
2.83957
|
| Q |
3.20102
|
| ω |
208.0241 |
| Node |
69.9207 |
| m |
125.6163 |
| n |
0.1878 |
| Epoch |
2460800.5 |
| nobs |
246 |
| nopp |
9 |
| Years observed |
2009-2024 |
| rms |
0.86 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.020 |
|
| ep |
0.075 |
|
| sin(ip) |
0.220 |
|
| G |
0.150 |
|
| H |
16.310 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
C |
| Spectral Class Score |
0.090 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0203 |
0.0750 |
0.2197 |
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 |
| 16.31 |
|
|
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 |
0.0150 |
0.0150 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |