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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.
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Orbital Elements at Epoch 2456473.5 (2013-Jun-30.0) TDB
Reference: JPL K183/6 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .6993345995045035 | 9.9391e-08 | |
| a | 3.099710539738648 | 3.9085e-08 | au |
| q | .9319757108506322 | 3.1047e-07 | au |
| i | 14.0071028125114 | 1.8042e-05 | deg |
| node | 214.0912549894404 | 7.4385e-05 | deg |
| peri | 181.9391939260816 | 7.7506e-05 | deg |
| M | 57.87363785086353 | 5.4838e-06 | deg |
| tp | 2456153.051370563047
(2012-Aug-13.55137056) | 3.2625e-05 | TDB |
| period | 1993.334286235504
5.46 | 3.7701e-05
1.032e-07 | d
yr |
| n | .1806019203531964 | 3.4159e-09 | deg/d |
| Q | 5.267445368626664 | 6.6418e-08 | au |
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Additional Model Parameters
| Parameter | Value | Uncertainty (1-sigma) |
| A2 [EST] | 1.474775215645868E-10 | 3.857E-13 |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbit Covariance (7×7)
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e |
q |
tp |
node |
peri |
i |
A2 |
| e |
9.878493927327293E-15 |
-3.083656356658869E-14 |
-3.300688066276993E-13 |
-6.288773287152852E-13 |
-7.773217389880516E-13 |
-1.58109099486539E-13 |
-9.225677719237613E-21 |
| q |
-3.083656356658869E-14 |
9.639233949658147E-14 |
8.494475963162592E-13 |
1.995605835450153E-12 |
2.371143359670392E-12 |
4.988401954837194E-13 |
3.187731963711517E-20 |
| tp |
-3.300688066276993E-13 |
8.494475963162592E-13 |
1.064377131327515E-9 |
-2.354125302673943E-10 |
9.147038666201068E-10 |
5.480629200965939E-12 |
-5.761985647844098E-18 |
| node |
-6.288773287152852E-13 |
1.995605835450153E-12 |
-2.354125302673943E-10 |
5.533167439031147E-9 |
-5.28607768400692E-9 |
-1.759477955359236E-10 |
2.136358193223294E-18 |
| peri |
-7.773217389880516E-13 |
2.371143359670392E-12 |
9.147038666201068E-10 |
-5.28607768400692E-9 |
6.007192375788319E-9 |
1.998832137210698E-10 |
-1.672620861183221E-18 |
| i |
-1.58109099486539E-13 |
4.988401954837194E-13 |
5.480629200965939E-12 |
-1.759477955359236E-10 |
1.998832137210698E-10 |
3.255250595540427E-10 |
2.365160688803133E-19 |
| A2 |
-9.225677719237613E-21 |
3.187731963711517E-20 |
-5.761985647844098E-18 |
2.136358193223294E-18 |
-1.672620861183221E-18 |
2.365160688803133E-19 |
1.487799164319524E-25 |
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[ show close-approach data ]
Alternate Designations
Perihelion
Year (est.) | New-Style
Desig | Roman
Numeral | Year/
Letter | | 2007.2 | 185P/2007 A3 | | |
| 2001.7 | 185P/2001 Q2 | | |
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