2004 HR20
2004HR20, K04H20R, X5007
All data for this body: [vot]
MPC data
| Name (number) |
2004 HR20 (335007) |
| a |
2.41571 |
| e |
0.21640 |
| i / sin(i) |
5.8416 /
0.10178
|
| q |
1.89296
|
| Q |
2.93847
|
| ω |
257.7605 |
| Node |
41.5052 |
| m |
151.4039 |
| n |
0.2625 |
| Epoch |
2460800.5 |
| nobs |
290 |
| nopp |
13 |
| Years observed |
2004-2024 |
| rms |
0.86 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.413 |
|
| ep |
0.194 |
|
| sin(ip) |
0.097 |
|
| G |
0.150 |
|
| H |
17.430 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
V |
| Spectral Class Score |
0.229 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4130 |
0.1937 |
0.0967 |
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 |
| 17.43 |
|
|
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 |
| V |
V |
0.0382 |
0.0382 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |