2009 HJ5
2009HJ5, 2006 QM124, 2006QM124, K06QC4M, K09H05J, P7278
All data for this body: [vot]
MPC data
| Name (number) |
2009 HJ5 (257278) |
| a |
2.37583 |
| e |
0.16993 |
| i / sin(i) |
4.5305 /
0.07899
|
| q |
1.97210
|
| Q |
2.77957
|
| ω |
179.8581 |
| Node |
59.5429 |
| m |
108.5651 |
| n |
0.2691 |
| Epoch |
2460800.5 |
| nobs |
363 |
| nopp |
15 |
| Years observed |
1998-2023 |
| rms |
0.81 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.377 |
|
| ep |
0.186 |
|
| sin(ip) |
0.064 |
|
| G |
0.150 |
|
| H |
17.200 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
L |
| Spectral Class Score |
1.862 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3772 |
0.1856 |
0.0642 |
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 |
| 17.20 |
|
|
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 |
| L |
L |
0.3103 |
0.3103 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |