2009 SW228
2009SW228, ~00Q6, 2012 HW29, 2012HW29, K09SM8W, K12H29W
All data for this body: [vot]
MPC data
| Name (number) |
2009 SW228 (621618) |
| a |
2.39577 |
| e |
0.18782 |
| i / sin(i) |
5.4437 /
0.09487
|
| q |
1.94580
|
| Q |
2.84573
|
| ω |
243.2422 |
| Node |
71.5556 |
| m |
110.8993 |
| n |
0.2658 |
| Epoch |
2460800.5 |
| nobs |
167 |
| nopp |
9 |
| Years observed |
2002-2024 |
| rms |
0.88 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.394 |
|
| ep |
0.156 |
|
| sin(ip) |
0.081 |
|
| G |
0.150 |
|
| H |
18.140 |
|
| 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 |
| 2.3938 |
0.1563 |
0.0809 |
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 |
| 18.14 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |