1998 FD9
1998FD9, 2000 QN65, 2000QN65, 55912, J98F09D, K00Q65N
All data for this body: [vot]
MPC data
| Name (number) |
1998 FD9 (55912) |
| a |
3.11245 |
| e |
0.14285 |
| i / sin(i) |
12.9809 /
0.22463
|
| q |
2.66785
|
| Q |
3.55705
|
| ω |
343.0582 |
| Node |
38.0524 |
| m |
156.2198 |
| n |
0.1795 |
| Epoch |
2460800.5 |
| nobs |
2369 |
| nopp |
22 |
| Years observed |
1998-2025 |
| rms |
0.74 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.118 |
|
| ep |
0.115 |
|
| sin(ip) |
0.211 |
|
| G |
0.150 |
|
| H |
13.810 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
D |
| Spectral Class Score |
5.806 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 8737 |
Takehiro |
-1 |
Takehiro |
-1.0000 |
Nesvorny |
2024ApJS..274...25N |
HCM-2024 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1183 |
0.1154 |
0.2106 |
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 |
| 13.81 |
|
|
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 |
| D |
|
0.50 |
|
Bus |
VIS |
Carvano |
2010A&A...510A..43C |
PHOT |
| D |
D |
0.8010 |
0.4620 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |
| L |
D |
0.3694 |
0.4620 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |