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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 17 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1572467381795465 | 4.9419e-08 | |
| a | 3.036718083586781 | 2.9617e-08 | au |
| q | 2.559204070171916 | 1.4693e-07 | au |
| i | 1.834967868692215 | 6.3104e-06 | deg |
| node | 34.41895872990238 | 0.00018666 | deg |
| peri | 311.7601109977122 | 0.00018846 | deg |
| M | 359.5694963553698 | 2.252e-05 | deg |
| tp | 2459002.811423221947
(2020-Jun-02.31142322) | 0.00012091 | TDB |
| period | 1932.881103980999
5.29 | 2.8277e-05
7.742e-08 | d
yr |
| n | .1862504627204111 | 2.7248e-09 | deg/d |
| Q | 3.514232097001645 | 3.4274e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
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[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.2 |
|
n/a |
MPO440292 |
|
|
| 260235 Attwood | Discovered 2004 Sept. 12 at the Jarnac Observatory. |
| Randy Attwood (b. 1957) is a Canadian editor who has served as national President of the Royal Astronomical Society of Canada, editor of Space Quarterly and SpaceRef Interactive. He founded the Mississauga Astronomical Society, and created and hosted the cable television show "Astronomy Toronto". |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 20120703/MPCPages.arc | Last Updated: 2012-07-09 |
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