2008 SY18
2008SY18, K08S18Y, Q9289
All data for this body: [vot]
MPC data
| Name (number) |
2008 SY18 (269289) |
| a |
2.65707 |
| e |
0.08371 |
| i / sin(i) |
13.6660 /
0.23626
|
| q |
2.43464
|
| Q |
2.87949
|
| ω |
20.5728 |
| Node |
170.6539 |
| m |
308.9404 |
| n |
0.2276 |
| Epoch |
2460200.5 |
| nobs |
499 |
| nopp |
14 |
| Years observed |
1998-2023 |
| rms |
0.79 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.659 |
|
| ep |
0.127 |
|
| sin(ip) |
0.231 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
16.300 |
|
| Mass |
|
|
| D |
4.21 |
0.282 |
| pV |
0.036 |
0.0085 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6586 |
0.1265 |
0.2310 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 4.21 |
0.282 |
0.282 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.036 |
0.0085 |
0.0085 |
Masiero |
2011ApJ...741...68M |
NEATM |
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 |
| 16.30 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |