2007 XM21
2007XM21, 2012 VJ22, 2012VJ22, K07X21M, K12V22J, o4408
All data for this body: [vot]
MPC data
| Name (number) |
2007 XM21 (504408) |
| a |
2.98915 |
| e |
0.24727 |
| i / sin(i) |
15.9086 /
0.27410
|
| q |
2.25001
|
| Q |
3.72829
|
| ω |
207.9611 |
| Node |
252.3914 |
| m |
119.6630 |
| n |
0.1907 |
| Epoch |
2460800.5 |
| nobs |
200 |
| nopp |
9 |
| Years observed |
2007-2024 |
| rms |
0.76 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.981 |
|
| ep |
0.271 |
|
| sin(ip) |
0.281 |
|
| G |
0.150 |
|
| H |
16.570 |
|
| 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 |
| 2.9809 |
0.2711 |
0.2811 |
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 |
| 16.57 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |