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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 27 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1723079263297627 | 3.2306e-08 | |
| a | 2.391723738375737 | 7.2921e-09 | au |
| q | 1.979610780662546 | 7.5943e-08 | au |
| i | 1.731595944374691 | 4.4495e-06 | deg |
| node | 345.2984758649116 | 0.00010646 | deg |
| peri | 107.1613322657071 | 0.00010718 | deg |
| M | 75.12614306614938 | 1.2779e-05 | deg |
| tp | 2458718.562048384593
(2019-Aug-23.06204838) | 4.7582e-05 | TDB |
| period | 1351.029860433229
3.70 | 6.1787e-06
1.692e-08 | d
yr |
| n | .2664633925149222 | 1.2186e-09 | deg/d |
| Q | 2.803836696088928 | 8.5486e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ hide covariance matrix ]
Orbital Elements at Epoch 2456903.5 (2014-Sep-03.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1713973201705853 | 3.2413e-08 | |
| q | 1.982546580140116 | 7.6178e-08 | au |
| tp | 2457367.790827978279
(2015-Dec-11.29082798) | 4.6596e-05 | TDB |
| node | 345.3653919461994 | 0.00010631 | deg |
| peri | 107.274996648657 | 0.00010704 | deg |
| i | 1.733391070904788 | 4.4504e-06 | deg |
|
| | Orbit Determination Parameters
Additional Information
|
Orbit Covariance (6×6)
|
| |
e |
q |
tp |
node |
peri |
i |
| e |
1.050587850429873E-15 |
-2.461874309014926E-15 |
5.952273708472803E-13 |
6.758287003898866E-17 |
1.477160084292586E-13 |
-1.776864246307321E-16 |
| q |
-2.461874309014926E-15 |
5.803071517384493E-15 |
-1.383257081664507E-12 |
-7.826658366912205E-16 |
-3.459146437860009E-13 |
4.376520971765804E-16 |
| tp |
5.952273708472803E-13 |
-1.383257081664507E-12 |
2.17119331985388E-9 |
-3.542934003999139E-12 |
5.891171101552807E-10 |
-3.998267528578488E-13 |
| node |
6.758287003898866E-17 |
-7.826658366912205E-16 |
-3.542934003999139E-12 |
1.130193624708742E-8 |
-1.129715835120036E-8 |
-1.02662637917819E-10 |
| peri |
1.477160084292586E-13 |
-3.459146437860009E-13 |
5.891171101552807E-10 |
-1.129715835120036E-8 |
1.14578137092792E-8 |
1.025213425932181E-10 |
| i |
-1.776864246307321E-16 |
4.376520971765804E-16 |
-3.998267528578488E-13 |
-1.02662637917819E-10 |
1.025213425932181E-10 |
1.980594437996674E-11 |
|
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.6 |
|
n/a |
MPO452423 |
|
|
| 17795 Elysiasegal | Discovered 1998 Mar. 20 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. |
| Elysia Meghan Segal (b. 1985) was awarded first place in the 2003 Intel International Science and Engineering Fair for her medicine and health team project. She attends the Lake Highland Preparatory School, Orlando, Florida, U.S.A. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 20040614/MPCPages.arc | Last Updated: 2009-12-11 |
|
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