2012 XR57
2012XR57, h9349, K12X57R
All data for this body: [vot]
MPC data
| Name (number) |
2012 XR57 (439349) |
| a |
2.72759 |
| e |
0.07049 |
| i / sin(i) |
10.4233 /
0.18092
|
| q |
2.53532
|
| Q |
2.91986
|
| ω |
146.2782 |
| Node |
239.9760 |
| m |
304.1962 |
| n |
0.2188 |
| Epoch |
2460800.5 |
| nobs |
275 |
| nopp |
13 |
| Years observed |
2003-2025 |
| rms |
0.88 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.727 |
|
| ep |
0.050 |
|
| sin(ip) |
0.196 |
|
| G |
0.150 |
|
| H |
16.660 |
|
| 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 |
| 2.7274 |
0.0496 |
0.1964 |
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 |
| 16.66 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |