1999 XK259
1999XK259, G0663, J99XP9K
All data for this body: [vot]
MPC data
| Name (number) |
1999 XK259 (160663) |
| a |
2.61330 |
| e |
0.14185 |
| i / sin(i) |
12.9378 /
0.22389
|
| q |
2.24261
|
| Q |
2.98399
|
| ω |
285.5874 |
| Node |
140.7260 |
| m |
1.1202 |
| n |
0.2333 |
| Epoch |
2460800.5 |
| nobs |
1197 |
| nopp |
18 |
| Years observed |
1999-2024 |
| rms |
0.78 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.614 |
|
| ep |
0.131 |
|
| sin(ip) |
0.216 |
|
| G |
0.150 |
|
| H |
15.450 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
X |
| Spectral Class Score |
0.208 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6135 |
0.1310 |
0.2160 |
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 |
| 15.45 |
|
|
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 |
| X |
X |
0.0347 |
0.0230 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |