1998 JV4
1998JV4, 1987 KD5, 1987KD5, 1999 TY147, 1999TY147, 42688, J87K05D, J98J04V, J99TE7Y
All data for this body: [vot]
MPC data
| Name (number) |
1998 JV4 (42688) |
| a |
2.38079 |
| e |
0.18194 |
| i / sin(i) |
4.8836 /
0.08513
|
| q |
1.94761
|
| Q |
2.81396
|
| ω |
326.5275 |
| Node |
248.9058 |
| m |
130.5704 |
| n |
0.2683 |
| Epoch |
2460800.5 |
| nobs |
1614 |
| nopp |
22 |
| Years observed |
1987-2025 |
| rms |
0.78 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.382 |
|
| ep |
0.209 |
|
| sin(ip) |
0.100 |
|
| G |
0.150 |
|
| H |
15.420 |
|
| Mass |
|
|
| D |
2.80 |
0.642 |
| pV |
0.247 |
0.1036 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3822 |
0.2090 |
0.0997 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 2.80 |
0.642 |
0.642 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.247 |
0.1036 |
0.1036 |
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 |
| 15.42 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |