1999 XR208
1999XR208, 1998 TD10, 1998TD10, 29990, J98T10D, J99XK8R
All data for this body: [vot]
MPC data
| Name (number) |
1999 XR208 (29990) |
| a |
3.00260 |
| e |
0.14215 |
| i / sin(i) |
11.4993 /
0.19936
|
| q |
2.57577
|
| Q |
3.42943
|
| ω |
202.0886 |
| Node |
36.4640 |
| m |
190.0001 |
| n |
0.1894 |
| Epoch |
2460800.5 |
| nobs |
2294 |
| nopp |
22 |
| Years observed |
1977-2025 |
| rms |
0.72 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.998 |
|
| ep |
0.177 |
|
| sin(ip) |
0.187 |
|
| G |
0.150 |
|
| H |
14.190 |
|
| Mass |
|
|
| D |
5.80 |
0.610 |
| pV |
0.159 |
0.0509 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
4.954 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.9980 |
0.1770 |
0.1871 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 5.80 |
0.610 |
0.610 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.159 |
0.0509 |
0.0509 |
Masiero |
2011ApJ...741...68M |
NEATM |
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 |
| 14.19 |
|
|
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 |
| C |
|
0.728 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |
| S |
S |
0.8256 |
0.8256 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |