1999 XS55
1999XS55, 2003 WX181, 2003WX181, d9334, J99X55S, K03WI1X
All data for this body: [vot]
MPC data
| Name (number) |
1999 XS55 (399334) |
| a |
2.46666 |
| e |
0.20316 |
| i / sin(i) |
9.2311 /
0.16042
|
| q |
1.96554
|
| Q |
2.96778
|
| ω |
312.2822 |
| Node |
64.5259 |
| m |
237.3580 |
| n |
0.2544 |
| Epoch |
2460800.5 |
| nobs |
465 |
| nopp |
15 |
| Years observed |
1999-2025 |
| rms |
0.87 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.466 |
|
| ep |
0.171 |
|
| sin(ip) |
0.144 |
|
| G |
0.150 |
|
| H |
16.920 |
|
| 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 |
| 2.4661 |
0.1706 |
0.1441 |
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 |
| 16.92 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |