2009 HE57
2009HE57, ~0MHj, K09H57E
All data for this body: [vot]
MPC data
| Name (number) |
2009 HE57 (705667) |
| a |
2.76711 |
| e |
0.10063 |
| i / sin(i) |
13.2304 /
0.22887
|
| q |
2.48865
|
| Q |
3.04557
|
| ω |
91.0752 |
| Node |
99.4236 |
| m |
197.8576 |
| n |
0.2141 |
| Epoch |
2460800.5 |
| nobs |
150 |
| nopp |
11 |
| Years observed |
2004-2024 |
| rms |
0.93 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.768 |
|
| ep |
0.128 |
|
| sin(ip) |
0.214 |
|
| G |
0.150 |
|
| H |
16.910 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
C |
| Spectral Class Score |
1.035 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7684 |
0.1279 |
0.2137 |
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 |
| 16.91 |
|
|
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 |
| C |
C |
0.1725 |
0.1725 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |