2008 UN218
2008UN218, 1997 WB23, 1997WB23, J97W23B, K08UL8N, R4741
All data for this body: [vot]
MPC data
| Name (number) |
2008 UN218 (274741) |
| a |
3.12170 |
| e |
0.01765 |
| i / sin(i) |
10.2848 /
0.17854
|
| q |
3.06661
|
| Q |
3.17679
|
| ω |
132.1844 |
| Node |
32.0848 |
| m |
240.9825 |
| n |
0.1787 |
| Epoch |
2460800.5 |
| nobs |
254 |
| nopp |
14 |
| Years observed |
1997-2024 |
| rms |
0.95 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.124 |
|
| ep |
0.043 |
|
| sin(ip) |
0.171 |
|
| G |
0.150 |
|
| H |
16.040 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
V |
| Spectral Class Score |
0.263 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1238 |
0.0433 |
0.1711 |
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 |
| 16.04 |
|
|
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 |
V |
0.0326 |
0.0390 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |
| V |
V |
0.0438 |
0.0390 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |