2008 JF21
2008JF21, 2004 TW229, 2004TW229, K04TM9W, K08J21F, T5408
All data for this body: [vot]
MPC data
| Name (number) |
2008 JF21 (295408) |
| a |
3.17964 |
| e |
0.03694 |
| i / sin(i) |
11.3817 /
0.19734
|
| q |
3.06218
|
| Q |
3.29711
|
| ω |
55.9800 |
| Node |
196.5812 |
| m |
352.3856 |
| n |
0.1738 |
| Epoch |
2460800.5 |
| nobs |
413 |
| nopp |
17 |
| Years observed |
2004-2025 |
| rms |
0.85 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.182 |
|
| ep |
0.048 |
|
| sin(ip) |
0.201 |
|
| G |
0.150 |
|
| H |
15.600 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
1.969 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1815 |
0.0475 |
0.2011 |
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 |
| 15.60 |
|
|
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 |
| S |
S |
0.3282 |
0.3180 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |