2007 XL21
2007XL21, K07X21L, P6659
All data for this body: [vot]
MPC data
| Name (number) |
2007 XL21 (256659) |
| a |
2.15126 |
| e |
0.11789 |
| i / sin(i) |
2.8659 /
0.05000
|
| q |
1.89764
|
| Q |
2.40488
|
| ω |
310.2773 |
| Node |
50.0147 |
| m |
244.9535 |
| n |
0.3124 |
| Epoch |
2460800.5 |
| nobs |
236 |
| nopp |
14 |
| Years observed |
2002-2025 |
| rms |
0.94 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.151 |
|
| ep |
0.078 |
|
| sin(ip) |
0.046 |
|
| G |
0.150 |
|
| H |
17.890 |
|
| 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 |
| 2.1512 |
0.0778 |
0.0462 |
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 |
| 17.89 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |