2009 HD121
2009HD121, K09HC1D, v3599
All data for this body: [vot]
MPC data
| Name (number) |
2009 HD121 (573599) |
| a |
3.10223 |
| e |
0.08544 |
| i / sin(i) |
6.3006 /
0.10975
|
| q |
2.83718
|
| Q |
3.36729
|
| ω |
147.7732 |
| Node |
88.6406 |
| m |
324.8726 |
| n |
0.1804 |
| Epoch |
2460800.5 |
| nobs |
101 |
| nopp |
12 |
| Years observed |
2003-2025 |
| rms |
1.10 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.104 |
|
| ep |
0.111 |
|
| sin(ip) |
0.089 |
|
| G |
0.150 |
|
| H |
17.090 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 10 |
Hygiea |
0 |
Hygiea |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1044 |
0.1111 |
0.0892 |
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 |
| 17.09 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |