2009 HH20
2009HH20, 1999 FY65, 1999FY65, 2010 NE60, 2010NE60, J99F65Y, K09H20H, K10N60E, P7283
All data for this body: [vot]
MPC data
| Name (number) |
2009 HH20 (257283) |
| a |
2.85543 |
| e |
0.26778 |
| i / sin(i) |
6.9001 /
0.12014
|
| q |
2.09079
|
| Q |
3.62006
|
| ω |
73.3954 |
| Node |
202.0965 |
| m |
76.2107 |
| n |
0.2043 |
| Epoch |
2460800.5 |
| nobs |
206 |
| nopp |
12 |
| Years observed |
1999-2024 |
| rms |
0.87 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.852 |
|
| ep |
0.270 |
|
| sin(ip) |
0.135 |
|
| G |
0.150 |
|
| H |
17.180 |
|
| Mass |
|
|
| D |
2.39 |
0.924 |
| pV |
0.045 |
0.0310 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
V |
| Spectral Class Score |
1.904 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 5614 |
Yakovlev |
0 |
Yakovlev |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.8521 |
0.2697 |
0.1345 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 2.39 |
0.924 |
0.924 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.045 |
0.0310 |
0.0310 |
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 |
| 17.18 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |