2012 XO21
2012XO21, 2010 AK23, 2010AK23, d5808, K10A23K, K12X21O
All data for this body: [vot]
MPC data
| Name (number) |
2012 XO21 (395808) |
| a |
2.24941 |
| e |
0.04740 |
| i / sin(i) |
1.9976 /
0.03486
|
| q |
2.14277
|
| Q |
2.35604
|
| ω |
272.2991 |
| Node |
213.6235 |
| m |
190.1892 |
| n |
0.2921 |
| Epoch |
2460800.5 |
| nobs |
197 |
| nopp |
12 |
| Years observed |
1997-2025 |
| rms |
0.87 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.249 |
|
| ep |
0.094 |
|
| sin(ip) |
0.048 |
|
| G |
0.150 |
|
| H |
18.250 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2493 |
0.0936 |
0.0481 |
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 |
| 18.25 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |