1990 YK
1990YK, 08505, 1971 DP1, 1971DP1, 1981 CE1, 1981CE1, 1988 GP, 1988GP, J71D01P, J81C01E, J88G00P, J90Y00K
All data for this body: [vot]
MPC data
| Name (number) |
1990 YK (8505) |
| a |
2.24525 |
| e |
0.15698 |
| i / sin(i) |
2.2981 /
0.04010
|
| q |
1.89280
|
| Q |
2.59770
|
| ω |
322.5260 |
| Node |
172.1503 |
| m |
240.0730 |
| n |
0.2930 |
| Epoch |
2460200.5 |
| nobs |
2997 |
| nopp |
25 |
| Years observed |
1971-2023 |
| rms |
0.58 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.247 |
|
| ep |
0.207 |
|
| sin(ip) |
0.051 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.390 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
| Rotational Period |
7.004 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2467 |
0.2071 |
0.0508 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
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 |
| 14.39 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |