2012 HK21
2012HK21, 2004 QS11, 2004QS11, 2010 AA85, 2010AA85, a8043, K04Q11S, K10A85A, K12H21K
All data for this body: [vot]
MPC data
| Name (number) |
2012 HK21 (368043) |
| a |
2.76511 |
| e |
0.07900 |
| i / sin(i) |
7.0004 /
0.12188
|
| q |
2.54666
|
| Q |
2.98356
|
| ω |
274.3769 |
| Node |
74.1143 |
| m |
164.1209 |
| n |
0.2144 |
| Epoch |
2460800.5 |
| nobs |
380 |
| nopp |
16 |
| Years observed |
2003-2025 |
| rms |
0.94 |
Best values
|
Value |
Standard error |
| Parent |
Witt (2732) |
|
| |
|
|
| ap |
2.767 |
|
| ep |
0.034 |
|
| sin(ip) |
0.102 |
|
| G |
0.150 |
|
| H |
16.320 |
|
| Mass |
|
|
| D |
3.18 |
0.620 |
| pV |
0.044 |
0.0149 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 2732 |
Witt |
535 |
Witt |
0.0500 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7666 |
0.0340 |
0.1021 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.18 |
0.620 |
0.620 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.044 |
0.0149 |
0.0149 |
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 |
| 16.32 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |