2009 YZ21
2009YZ21, 2008 SD64, 2008SD64, 2009 VH103, 2009VH103, K08S64D, K09VA3H, K09Y21Z, Y3264
All data for this body: [vot]
MPC data
| Name (number) |
2009 YZ21 (343264) |
| a |
2.41476 |
| e |
0.05284 |
| i / sin(i) |
14.3742 /
0.24825
|
| q |
2.28716
|
| Q |
2.54236
|
| ω |
240.6535 |
| Node |
278.2147 |
| m |
343.8442 |
| n |
0.2627 |
| Epoch |
2460800.5 |
| nobs |
427 |
| nopp |
14 |
| Years observed |
2001-2025 |
| rms |
0.85 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.415 |
|
| ep |
0.160 |
|
| sin(ip) |
0.262 |
|
| G |
0.150 |
|
| H |
16.560 |
|
| Mass |
|
|
| D |
4.08 |
0.090 |
| pV |
0.032 |
0.0023 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
C |
| Spectral Class Score |
4.092 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 623 |
Chimaera |
0 |
Chimaera |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4154 |
0.1604 |
0.2620 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 4.08 |
0.090 |
0.090 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.032 |
0.0023 |
0.0023 |
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 |
| 16.56 |
|
|
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 |
| C |
|
0.682 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |
| X |
X |
0.1145 |
0.1145 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |