1999 XR252
1999XR252, h3987, J99XP2R
All data for this body: [vot]
MPC data
| Name (number) |
1999 XR252 (433987) |
| a |
2.64358 |
| e |
0.14551 |
| i / sin(i) |
12.2089 /
0.21148
|
| q |
2.25893
|
| Q |
3.02825
|
| ω |
272.6043 |
| Node |
74.8806 |
| m |
252.9191 |
| n |
0.2293 |
| Epoch |
2460200.5 |
| nobs |
310 |
| nopp |
11 |
| Years observed |
1999-2023 |
| rms |
0.69 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.643 |
|
| ep |
0.103 |
|
| sin(ip) |
0.197 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
16.770 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6430 |
0.1026 |
0.1971 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
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 |
| 16.77 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |