1999 JA87
1999JA87, 2000 PY11, 2000PY11, 59643, J99J87A, K00P11Y
All data for this body: [vot]
MPC data
| Name (number) |
1999 JA87 (59643) |
| a |
2.58200 |
| e |
0.16794 |
| i / sin(i) |
13.0252 /
0.22538
|
| q |
2.14839
|
| Q |
3.01562
|
| ω |
236.6879 |
| Node |
98.2107 |
| m |
352.2393 |
| n |
0.2376 |
| Epoch |
2460800.5 |
| nobs |
1642 |
| nopp |
21 |
| Years observed |
1991-2025 |
| rms |
0.82 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.582 |
|
| ep |
0.125 |
|
| sin(ip) |
0.209 |
|
| G |
0.150 |
|
| H |
14.910 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
CL |
| Spectral Class Score |
0.240 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5824 |
0.1251 |
0.2086 |
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 |
| 14.91 |
|
|
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 |
| CL |
|
0.12 |
|
Bus |
VIS |
Carvano |
2010A&A...510A..43C |
PHOT |