2011 YP20
2011YP20, 2002 EM124, 2002EM124, K02EC4M, K11Y20P, W2531
All data for this body: [vot]
MPC data
| Name (number) |
2011 YP20 (322531) |
| a |
2.27433 |
| e |
0.10492 |
| i / sin(i) |
1.1769 /
0.02054
|
| q |
2.03571
|
| Q |
2.51294
|
| ω |
279.6638 |
| Node |
239.5780 |
| m |
281.1572 |
| n |
0.2874 |
| Epoch |
2460800.5 |
| nobs |
222 |
| nopp |
14 |
| Years observed |
2002-2024 |
| rms |
0.99 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.274 |
|
| ep |
0.150 |
|
| sin(ip) |
0.034 |
|
| G |
0.150 |
|
| H |
18.140 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2740 |
0.1498 |
0.0339 |
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 |
| 18.14 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |