1998 FH18
1998FH18, 1999 NY34, 1999NY34, 37868, J98F18H, J99N34Y
All data for this body: [vot]
MPC data
| Name (number) |
1998 FH18 (37868) |
| a |
2.41055 |
| e |
0.11438 |
| i / sin(i) |
1.8979 /
0.03312
|
| q |
2.13484
|
| Q |
2.68627
|
| ω |
352.0150 |
| Node |
165.1318 |
| m |
98.5731 |
| n |
0.2633 |
| Epoch |
2460800.5 |
| nobs |
1874 |
| nopp |
21 |
| Years observed |
1998-2025 |
| rms |
0.73 |
Best values
|
Value |
Standard error |
| Parent |
Nysa (44) |
|
| |
|
|
| ap |
2.409 |
|
| ep |
0.153 |
|
| sin(ip) |
0.034 |
|
| G |
0.150 |
|
| H |
15.150 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
4.238 |
| Period quality |
2 |
| Spectral Class |
None |
| Spectral Class Score |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 44 |
Nysa |
405 |
Nysa-Polana |
-0.1500 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4095 |
0.1527 |
0.0335 |
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 |
| 15.15 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 4.23848 |
2 |
Sidereal |
Durech |
2023A&A...675A..24D |
Model |