1998 JH1
1998JH1, 1999 RH204, 1999RH204, 42686, J98J01H, J99RK4H
All data for this body: [vot]
MPC data
| Name (number) |
1998 JH1 (42686) |
| a |
2.44915 |
| e |
0.05236 |
| i / sin(i) |
8.0527 /
0.14008
|
| q |
2.32092
|
| Q |
2.57739
|
| ω |
19.5238 |
| Node |
258.1456 |
| m |
171.3462 |
| n |
0.2571 |
| Epoch |
2460200.5 |
| nobs |
2428 |
| nopp |
20 |
| Years observed |
1998-2023 |
| rms |
0.63 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.450 |
|
| ep |
0.056 |
|
| sin(ip) |
0.153 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.510 |
|
| Mass |
|
|
| D |
4.78 |
0.134 |
| pV |
0.161 |
0.0214 |
| Rotational Period |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4500 |
0.0555 |
0.1527 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 4.78 |
0.134 |
0.134 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.161 |
0.0214 |
0.0214 |
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 |
| 14.51 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |