2009 CW21
2009CW21, K09C21W, X2678
All data for this body: [vot]
MPC data
| Name (number) |
2009 CW21 (332678) |
| a |
2.23443 |
| e |
0.11631 |
| i / sin(i) |
4.2294 /
0.07375
|
| q |
1.97455
|
| Q |
2.49432
|
| ω |
319.3531 |
| Node |
308.0905 |
| m |
192.9606 |
| n |
0.2951 |
| Epoch |
2460800.5 |
| nobs |
371 |
| nopp |
16 |
| Years observed |
1997-2024 |
| rms |
0.84 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.233 |
|
| ep |
0.107 |
|
| sin(ip) |
0.080 |
|
| G |
0.150 |
|
| H |
17.320 |
|
| 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 |
| 2.2334 |
0.1074 |
0.0797 |
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 |
| 17.32 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |