2012 AK21
2012AK21, 2008 AK113, 2008AK113, K08AB3K, K12A21K, s1824
All data for this body: [vot]
MPC data
| Name (number) |
2012 AK21 (541824) |
| a |
2.52803 |
| e |
0.13850 |
| i / sin(i) |
14.9725 /
0.25836
|
| q |
2.17790
|
| Q |
2.87815
|
| ω |
84.7260 |
| Node |
347.7770 |
| m |
140.8969 |
| n |
0.2452 |
| Epoch |
2460800.5 |
| nobs |
292 |
| nopp |
13 |
| Years observed |
2002-2025 |
| rms |
0.93 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.526 |
|
| ep |
0.135 |
|
| sin(ip) |
0.265 |
|
| G |
0.150 |
|
| H |
16.440 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
3.588 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5265 |
0.1350 |
0.2647 |
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 |
| 16.44 |
|
|
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 |
| S |
|
0.598 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |