2009 HC121
2009HC121, ~00Oo, K09HC1C
All data for this body: [vot]
MPC data
| Name (number) |
2009 HC121 (621538) |
| a |
2.27879 |
| e |
0.15555 |
| i / sin(i) |
4.1600 /
0.07254
|
| q |
1.92432
|
| Q |
2.63327
|
| ω |
24.4139 |
| Node |
226.1779 |
| m |
224.7660 |
| n |
0.2865 |
| Epoch |
2460800.5 |
| nobs |
97 |
| nopp |
9 |
| Years observed |
2009-2024 |
| rms |
0.44 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.278 |
|
| ep |
0.163 |
|
| sin(ip) |
0.081 |
|
| G |
0.150 |
|
| H |
18.530 |
|
| 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 |
| 2.2776 |
0.1633 |
0.0813 |
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 |
| 18.53 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |