2012 XG21
2012XG21, 2003 WP165, 2003WP165, h7237, K03WG5P, K12X21G
All data for this body: [vot]
MPC data
| Name (number) |
2012 XG21 (437237) |
| a |
2.73569 |
| e |
0.17010 |
| i / sin(i) |
5.5405 /
0.09655
|
| q |
2.27034
|
| Q |
3.20104
|
| ω |
96.9710 |
| Node |
239.6802 |
| m |
338.2784 |
| n |
0.2178 |
| Epoch |
2460800.5 |
| nobs |
152 |
| nopp |
9 |
| Years observed |
2003-2025 |
| rms |
0.85 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.736 |
|
| ep |
0.134 |
|
| sin(ip) |
0.116 |
|
| G |
0.150 |
|
| H |
17.410 |
|
| 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 |
| 2.7355 |
0.1339 |
0.1164 |
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 |
| 17.41 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |