2002 HE18
2002HE18, K02H18E, W2952
All data for this body: [vot]
MPC data
| Name (number) |
2002 HE18 (322952) |
| a |
2.22693 |
| e |
0.03161 |
| i / sin(i) |
7.4619 /
0.12987
|
| q |
2.15654
|
| Q |
2.29732
|
| ω |
309.0623 |
| Node |
272.2867 |
| m |
310.5614 |
| n |
0.2966 |
| Epoch |
2460800.5 |
| nobs |
433 |
| nopp |
16 |
| Years observed |
2002-2025 |
| rms |
0.74 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.227 |
|
| ep |
0.077 |
|
| sin(ip) |
0.135 |
|
| G |
0.150 |
|
| H |
17.250 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
V |
| Spectral Class Score |
1.000 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2272 |
0.0771 |
0.1347 |
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 |
| 17.25 |
|
|
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 |
Kl |
None |
None |
Movis |
NIR |
Popescu |
2018A&A...617A..12P |
PHOT |