Yokoyamakoichi
18289, 1976 UB16, 1976UB16, 1995 UM49, 1995UM49, J76U16B, J95U49M
All data for this body: [vot]
MPC data
| Name (number) |
Yokoyamakoichi (18289) |
| a |
2.81212 |
| e |
0.18111 |
| i / sin(i) |
12.1893 /
0.21114
|
| q |
2.30282
|
| Q |
3.32141
|
| ω |
299.5565 |
| Node |
37.2696 |
| m |
139.1146 |
| n |
0.2090 |
| Epoch |
2460800.5 |
| nobs |
4144 |
| nopp |
23 |
| Years observed |
1976-2025 |
| rms |
0.58 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.813 |
|
| ep |
0.137 |
|
| sin(ip) |
0.205 |
|
| G |
0.150 |
|
| H |
13.910 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
34.033 |
| Period quality |
2 |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.8129 |
0.1370 |
0.2049 |
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 |
| 13.91 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |