2008 XC21
2008XC21, 1979 OS, 1979OS, 2004 XW81, 2004XW81, 2006 ES62, 2006ES62, J79O00S, K04X81W, K06E62S, K08X21C, N3887
All data for this body: [vot]
MPC data
| Name (number) |
2008 XC21 (233887) |
| a |
2.52193 |
| e |
0.18471 |
| i / sin(i) |
2.8907 /
0.05043
|
| q |
2.05611
|
| Q |
2.98776
|
| ω |
97.2915 |
| Node |
256.8237 |
| m |
113.7962 |
| n |
0.2461 |
| Epoch |
2460800.5 |
| nobs |
313 |
| nopp |
21 |
| Years observed |
1979-2025 |
| rms |
0.89 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.521 |
|
| ep |
0.134 |
|
| sin(ip) |
0.069 |
|
| G |
0.150 |
|
| H |
15.940 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
2.988 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5208 |
0.1336 |
0.0692 |
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 |
| 15.94 |
|
|
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 |
|
0.498 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |