2008 JS4
2008JS4, 2004 QH8, 2004QH8, f8397, K04Q08H, K08J04S
All data for this body: [vot]
MPC data
| Name (number) |
2008 JS4 (418397) |
| a |
2.78726 |
| e |
0.21306 |
| i / sin(i) |
12.9525 /
0.22414
|
| q |
2.19340
|
| Q |
3.38112
|
| ω |
272.7382 |
| Node |
27.2308 |
| m |
174.3552 |
| n |
0.2118 |
| Epoch |
2460800.5 |
| nobs |
227 |
| nopp |
12 |
| Years observed |
2004-2025 |
| rms |
0.90 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.787 |
|
| ep |
0.181 |
|
| sin(ip) |
0.229 |
|
| G |
0.150 |
|
| H |
16.430 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 173 |
Ino |
0 |
Ino |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7865 |
0.1809 |
0.2291 |
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 |
| 16.43 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |