2001 EP21
2001EP21, 1997 NG8, 1997NG8, F8127, J97N08G, K01E21P
All data for this body: [vot]
MPC data
| Name (number) |
2001 EP21 (158127) |
| a |
3.03317 |
| e |
0.17239 |
| i / sin(i) |
10.4106 /
0.18070
|
| q |
2.51028
|
| Q |
3.55607
|
| ω |
57.3201 |
| Node |
193.8274 |
| m |
138.2217 |
| n |
0.1866 |
| Epoch |
2460800.5 |
| nobs |
921 |
| nopp |
18 |
| Years observed |
1997-2024 |
| rms |
0.81 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.036 |
|
| ep |
0.191 |
|
| sin(ip) |
0.185 |
|
| G |
0.150 |
|
| H |
14.860 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
4.728 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0364 |
0.1907 |
0.1847 |
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 |
| 14.86 |
|
|
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 |
|
0.788 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |
| X |
X |
0.2096 |
0.2096 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |