2008 HQ21
2008HQ21, 2011 CB21, 2011CB21, K08H21Q, K11C21B, x8251
All data for this body: [vot]
MPC data
| Name (number) |
2008 HQ21 (598251) |
| a |
2.34379 |
| e |
0.07931 |
| i / sin(i) |
3.9919 /
0.06962
|
| q |
2.15791
|
| Q |
2.52968
|
| ω |
260.5291 |
| Node |
140.4034 |
| m |
274.3098 |
| n |
0.2747 |
| Epoch |
2460200.5 |
| nobs |
150 |
| nopp |
11 |
| Years observed |
2004-2022 |
| rms |
0.88 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.344 |
|
| ep |
0.062 |
|
| sin(ip) |
0.061 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
18.020 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3442 |
0.0619 |
0.0606 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
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 |
| 18.02 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |