2008 HT21
2008HT21, 2004 LF8, 2004LF8, K04L08F, K08H21T, W8309
All data for this body: [vot]
MPC data
| Name (number) |
2008 HT21 (328309) |
| a |
2.64171 |
| e |
0.24101 |
| i / sin(i) |
15.3290 /
0.26436
|
| q |
2.00502
|
| Q |
3.27840
|
| ω |
209.3252 |
| Node |
93.2977 |
| m |
298.3713 |
| n |
0.2296 |
| Epoch |
2460800.5 |
| nobs |
564 |
| nopp |
15 |
| Years observed |
2000-2025 |
| rms |
0.86 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.641 |
|
| ep |
0.226 |
|
| sin(ip) |
0.236 |
|
| G |
0.150 |
|
| H |
16.010 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6409 |
0.2256 |
0.2362 |
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 |
| 16.01 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |