1999 XR89
1999XR89, J99X89R, K5148
All data for this body: [vot]
MPC data
| Name (number) |
1999 XR89 (205148) |
| a |
2.66377 |
| e |
0.16194 |
| i / sin(i) |
12.3880 /
0.21453
|
| q |
2.23239
|
| Q |
3.09514
|
| ω |
129.1588 |
| Node |
275.4955 |
| m |
340.2438 |
| n |
0.2267 |
| Epoch |
2460800.5 |
| nobs |
611 |
| nopp |
14 |
| Years observed |
1999-2024 |
| rms |
0.87 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.665 |
|
| ep |
0.142 |
|
| sin(ip) |
0.233 |
|
| G |
0.150 |
|
| H |
15.770 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
5.844 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6646 |
0.1425 |
0.2325 |
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 |
| 15.77 |
|
|
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 |
| S |
|
0.974 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |