1991 FH2
1991FH2, 09591, 1978 UR5, 1978UR5, J78U05R, J91F02H
All data for this body: [vot]
MPC data
| Name (number) |
1991 FH2 (9591) |
| a |
2.98916 |
| e |
0.06684 |
| i / sin(i) |
0.7477 /
0.01305
|
| q |
2.78938
|
| Q |
3.18894
|
| ω |
243.4839 |
| Node |
279.2117 |
| m |
219.1626 |
| n |
0.1907 |
| Epoch |
2460800.5 |
| nobs |
2338 |
| nopp |
26 |
| Years observed |
1978-2025 |
| rms |
0.73 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.992 |
|
| ep |
0.097 |
|
| sin(ip) |
0.034 |
|
| G |
0.150 |
|
| H |
13.960 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
L |
| Spectral Class Score |
2.806 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.9921 |
0.0973 |
0.0343 |
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 |
| 13.96 |
|
|
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 |
| L |
L |
0.4677 |
0.4677 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |