2012 QQ21
2012QQ21, K12Q21Q, r1325
All data for this body: [vot]
MPC data
| Name (number) |
2012 QQ21 (531325) |
| a |
2.54448 |
| e |
0.09477 |
| i / sin(i) |
8.7745 /
0.15255
|
| q |
2.30335
|
| Q |
2.78561
|
| ω |
299.7864 |
| Node |
319.1986 |
| m |
121.4794 |
| n |
0.2428 |
| Epoch |
2460800.5 |
| nobs |
96 |
| nopp |
8 |
| Years observed |
2011-2024 |
| rms |
0.49 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.545 |
|
| ep |
0.106 |
|
| sin(ip) |
0.166 |
|
| G |
0.150 |
|
| H |
17.680 |
|
| 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 |
| 2.5448 |
0.1059 |
0.1662 |
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 |
| 17.68 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |