1998 WF4
1998WF4, 14640, 1987 UV6, 1987UV6, 1995 GA9, 1995GA9, J87U06V, J95G09A, J98W04F
All data for this body: [vot]
MPC data
| Name (number) |
1998 WF4 (14640) |
| a |
3.10475 |
| e |
0.21484 |
| i / sin(i) |
2.6881 /
0.04690
|
| q |
2.43774
|
| Q |
3.77176
|
| ω |
314.7055 |
| Node |
56.2108 |
| m |
335.2140 |
| n |
0.1802 |
| Epoch |
2460800.5 |
| nobs |
1755 |
| nopp |
27 |
| Years observed |
1985-2025 |
| rms |
0.83 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.096 |
|
| ep |
0.189 |
|
| sin(ip) |
0.033 |
|
| G |
0.150 |
|
| H |
14.150 |
|
| Mass |
|
|
| D |
7.82 |
0.106 |
| pV |
0.080 |
0.0181 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0963 |
0.1889 |
0.0333 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 7.82 |
0.106 |
0.106 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.080 |
0.0181 |
0.0181 |
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 |
| 14.15 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |