1999 XD218
1999XD218, 47450, J99XL8D
All data for this body: [vot]
MPC data
| Name (number) |
1999 XD218 (47450) |
| a |
2.43867 |
| e |
0.10792 |
| i / sin(i) |
7.4241 /
0.12921
|
| q |
2.17547
|
| Q |
2.70186
|
| ω |
230.9851 |
| Node |
100.4256 |
| m |
4.4100 |
| n |
0.2588 |
| Epoch |
2460800.5 |
| nobs |
2317 |
| nopp |
20 |
| Years observed |
1998-2025 |
| rms |
0.74 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.439 |
|
| ep |
0.075 |
|
| sin(ip) |
0.114 |
|
| G |
0.150 |
|
| H |
14.890 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4387 |
0.0749 |
0.1138 |
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 |
| 14.89 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |