2008 QJ21
2008QJ21, f4295, K08Q21J
All data for this body: [vot]
MPC data
| Name (number) |
2008 QJ21 (414295) |
| a |
3.14203 |
| e |
0.17754 |
| i / sin(i) |
21.8588 /
0.37232
|
| q |
2.58420
|
| Q |
3.69985
|
| ω |
15.3343 |
| Node |
323.7196 |
| m |
1.2045 |
| n |
0.1770 |
| Epoch |
2460800.5 |
| nobs |
230 |
| nopp |
10 |
| Years observed |
2008-2025 |
| rms |
0.89 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.137 |
|
| ep |
0.196 |
|
| sin(ip) |
0.368 |
|
| G |
0.150 |
|
| H |
15.650 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
C |
| Spectral Class Score |
7.061 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 702 |
Alauda |
0 |
Alauda |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1373 |
0.1955 |
0.3677 |
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 |
| 15.65 |
|
|
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 |
|
0.997 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |
| C |
C |
0.1799 |
0.1799 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |