2009 YF21
2009YF21, h2402, K09Y21F
All data for this body: [vot]
MPC data
| Name (number) |
2009 YF21 (432402) |
| a |
2.61686 |
| e |
0.17101 |
| i / sin(i) |
14.7673 /
0.25489
|
| q |
2.16934
|
| Q |
3.06437
|
| ω |
297.5829 |
| Node |
95.4035 |
| m |
284.6809 |
| n |
0.2328 |
| Epoch |
2460800.5 |
| nobs |
339 |
| nopp |
13 |
| Years observed |
2004-2025 |
| rms |
0.87 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.616 |
|
| ep |
0.143 |
|
| sin(ip) |
0.240 |
|
| G |
0.150 |
|
| H |
16.660 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
5.976 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 15 |
Eunomia |
0 |
Eunomia |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6159 |
0.1430 |
0.2403 |
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 |
| 16.66 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| S |
|
0.996 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |