2004 XD21
2004XD21, 1999 XF63, 1999XF63, C9106, J99X63F, K04X21D
All data for this body: [vot]
MPC data
| Name (number) |
2004 XD21 (129106) |
| a |
2.90667 |
| e |
0.03647 |
| i / sin(i) |
3.1000 /
0.05408
|
| q |
2.80066
|
| Q |
3.01268
|
| ω |
283.2555 |
| Node |
93.7809 |
| m |
96.5078 |
| n |
0.1989 |
| Epoch |
2460800.5 |
| nobs |
664 |
| nopp |
21 |
| Years observed |
1999-2025 |
| rms |
0.89 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.906 |
|
| ep |
0.006 |
|
| sin(ip) |
0.034 |
|
| G |
0.150 |
|
| H |
15.380 |
|
| 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 |
| 2.9059 |
0.0061 |
0.0340 |
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 |
| 15.38 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |