2002 HG9
2002HG9, 1998 HK146, 1998HK146, 99657, J98HE6K, K02H09G
All data for this body: [vot]
MPC data
| Name (number) |
2002 HG9 (99657) |
| a |
2.55944 |
| e |
0.08750 |
| i / sin(i) |
7.4301 /
0.12932
|
| q |
2.33548
|
| Q |
2.78340
|
| ω |
267.4860 |
| Node |
164.9258 |
| m |
351.9585 |
| n |
0.2407 |
| Epoch |
2460800.5 |
| nobs |
1316 |
| nopp |
19 |
| Years observed |
1998-2024 |
| rms |
0.80 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.559 |
|
| ep |
0.089 |
|
| sin(ip) |
0.129 |
|
| G |
0.150 |
|
| H |
15.430 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
A |
| Spectral Class Score |
2.730 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5594 |
0.0887 |
0.1288 |
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 |
| 15.43 |
|
|
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 |
|
0.455 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |