2011 YW18
2011YW18, K11Y18W, s1781
All data for this body: [vot]
MPC data
| Name (number) |
2011 YW18 (541781) |
| a |
2.21851 |
| e |
0.06756 |
| i / sin(i) |
5.5557 /
0.09681
|
| q |
2.06863
|
| Q |
2.36839
|
| ω |
272.0639 |
| Node |
300.3386 |
| m |
271.4798 |
| n |
0.2983 |
| Epoch |
2460800.5 |
| nobs |
193 |
| nopp |
12 |
| Years observed |
2007-2025 |
| rms |
0.87 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.218 |
|
| ep |
0.106 |
|
| sin(ip) |
0.100 |
|
| G |
0.150 |
|
| H |
17.820 |
|
| 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 |
| 2.2182 |
0.1065 |
0.0998 |
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 |
| 17.82 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |