2008 AV21
2008AV21, K08A21V, Z5516
All data for this body: [vot]
MPC data
| Name (number) |
2008 AV21 (355516) |
| a |
2.91642 |
| e |
0.22775 |
| i / sin(i) |
8.6145 /
0.14979
|
| q |
2.25222
|
| Q |
3.58063
|
| ω |
132.3964 |
| Node |
327.2652 |
| m |
191.0829 |
| n |
0.1979 |
| Epoch |
2460800.5 |
| nobs |
142 |
| nopp |
9 |
| Years observed |
1993-2023 |
| rms |
0.85 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.915 |
|
| ep |
0.236 |
|
| sin(ip) |
0.162 |
|
| G |
0.150 |
|
| H |
17.420 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
C |
| Spectral Class Score |
0.094 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.9154 |
0.2358 |
0.1623 |
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 |
| 17.42 |
|
|
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 |
0.0156 |
0.0156 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |