2009 HM18
2009HM18, ~00Oh, 2016 GB111, 2016GB111, K09H18M, K16GB1B
All data for this body: [vot]
MPC data
| Name (number) |
2009 HM18 (621531) |
| a |
2.29348 |
| e |
0.15356 |
| i / sin(i) |
5.4819 /
0.09553
|
| q |
1.94128
|
| Q |
2.64567
|
| ω |
235.2804 |
| Node |
62.2734 |
| m |
144.0952 |
| n |
0.2838 |
| Epoch |
2460800.5 |
| nobs |
90 |
| nopp |
8 |
| Years observed |
2009-2024 |
| rms |
0.33 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.292 |
|
| ep |
0.125 |
|
| sin(ip) |
0.084 |
|
| G |
0.150 |
|
| H |
18.580 |
|
| 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 |
| 2.2920 |
0.1248 |
0.0836 |
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 |
| 18.58 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |