2009 HP81
2009HP81, 2010 RL36, 2010RL36, K09H81P, K10R36L, x8916
All data for this body: [vot]
MPC data
| Name (number) |
2009 HP81 (598916) |
| a |
2.96799 |
| e |
0.07494 |
| i / sin(i) |
2.5448 /
0.04440
|
| q |
2.74558
|
| Q |
3.19040
|
| ω |
100.7863 |
| Node |
236.6936 |
| m |
316.1128 |
| n |
0.1928 |
| Epoch |
2460800.5 |
| nobs |
320 |
| nopp |
15 |
| Years observed |
2005-2025 |
| rms |
0.93 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.967 |
|
| ep |
0.047 |
|
| sin(ip) |
0.062 |
|
| G |
0.150 |
|
| H |
16.800 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
D |
| Spectral Class Score |
1.254 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.9673 |
0.0474 |
0.0617 |
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 |
| 16.80 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| A |
D |
0.1028 |
0.1150 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |
| C |
D |
0.0650 |
0.1150 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |
| D |
D |
0.2090 |
0.1150 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |