1998 JL4
1998JL4, 2002 RW9, 2002RW9, H5739, J98J04L, K02R09W
All data for this body: [vot]
MPC data
| Name (number) |
1998 JL4 (175739) |
| a |
2.29501 |
| e |
0.15265 |
| i / sin(i) |
3.9464 /
0.06882
|
| q |
1.94467
|
| Q |
2.64534
|
| ω |
66.8967 |
| Node |
173.2799 |
| m |
267.4909 |
| n |
0.2835 |
| Epoch |
2460800.5 |
| nobs |
593 |
| nopp |
16 |
| Years observed |
1998-2025 |
| rms |
0.86 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.295 |
|
| ep |
0.169 |
|
| sin(ip) |
0.070 |
|
| G |
0.150 |
|
| H |
16.900 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
4.746 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2948 |
0.1685 |
0.0703 |
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 |
| 16.90 |
|
|
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 |
| S |
|
0.791 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |