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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 110 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1031750376193924 | 3.1377e-08 | |
| a | 3.04876982456824 | 7.9218e-09 | au |
| q | 2.734212883225543 | 9.6577e-08 | au |
| i | 5.505077360148784 | 3.6554e-06 | deg |
| node | 270.3453576847112 | 3.5741e-05 | deg |
| peri | 80.41153581809866 | 3.9858e-05 | deg |
| M | 177.2739279762849 | 1.8536e-05 | deg |
| tp | 2458043.024323975939
(2017-Oct-16.52432398) | 9.9544e-05 | TDB |
| period | 1944.398972277377
5.32 | 7.5784e-06
2.075e-08 | d
yr |
| n | .1851471869368199 | 7.2162e-10 | deg/d |
| Q | 3.363326765910936 | 8.7392e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
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Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
7.8 |
|
n/a |
MPO502155 |
IRAS observations used: 17 |
| diameter |
diameter |
168.90 |
km |
3.1 |
IRAS-A-FPA-3-RDR-IMPS-V6.0 |
IRAS observations used: 17 |
| rotation period |
rot_per |
15.51 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List:
[Lagerkvist, C.-I.; Magnusson, P.; Debehogne, H.; Hoffmann, M.; et al. (1992) Astron. Astrophys. Suppl. Ser. 95, 461-470.]
[Lopez-Gonzalez, M.J.; Rodriguez, E. (2000) Astron. Astrophys. Suppl. Ser. 145, 255-261.]
[Riccioli, D.; Blanco, C.; Cigna, M. (2001) Planet. Space Sci. 49, 657-671.] |
| geometric albedo |
albedo |
0.0575 |
|
0.002 |
IRAS-A-FPA-3-RDR-IMPS-V6.0 |
IRAS observations used: 17 |
| B-V |
BV |
0.689 |
|
0.015 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=6; phase (min.=3.04, mean=10.45, max.=18.30) deg. |
| U-B |
UB |
0.289 |
|
0.034 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=6; phase (min.=3.04, mean=10.45, max.=18.30) deg. |
| Tholen spectral type |
spec_T |
CP |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
used 7 color indices; used ground-based radiometric albedo |
| SMASSII spectral type |
spec_B |
B |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) |
|
| 241 Germania (A884 RA) Discovered 1884-Sep-12 by Luther, R. at Dusseldorf |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
Alternate Designations
| A884 RA = 1953 US = 1953 VK1 |
|
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