1998 HK20
1998HK20, 1999 VG146, 1999VG146, 42667, J98H20K, J99VE6G
All data for this body: [vot]
MPC data
| Name (number) |
1998 HK20 (42667) |
| a |
2.29432 |
| e |
0.19049 |
| i / sin(i) |
3.9876 /
0.06954
|
| q |
1.85728
|
| Q |
2.73136
|
| ω |
96.1147 |
| Node |
197.4221 |
| m |
205.5230 |
| n |
0.2836 |
| Epoch |
2460800.5 |
| nobs |
1627 |
| nopp |
20 |
| Years observed |
1992-2025 |
| rms |
0.80 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.295 |
|
| ep |
0.161 |
|
| sin(ip) |
0.077 |
|
| G |
0.150 |
|
| H |
15.760 |
|
| 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 |
| 2.2945 |
0.1612 |
0.0775 |
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 |
| 15.76 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |