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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .3466431057220338 | 4.8157e-08 | |
a | 2.654527658318006 | 1.1599e-08 | au |
q | 1.734353946613614 | 1.2572e-07 | au |
i | 7.232369999617374 | 4.5677e-06 | deg |
node | 232.4372029429651 | 5.0383e-05 | deg |
peri | 235.1439037297109 | 5.1895e-05 | deg |
M | 87.9540554541106 | 8.1944e-06 | deg |
tp | 2458814.548549669370 (2019-Nov-27.04854967) | 3.6009e-05 | TDB |
period | 1579.717062523843 4.33 | 1.0354e-05 2.835e-08 | d yr |
n | .2278889103247667 | 1.4936e-09 | deg/d |
Q | 3.574701370022397 | 1.5619e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2457664.5 (2016-Oct-03.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .3468754446287853 | 4.8116e-08 | |
q | 1.733750056318756 | 1.2567e-07 | au |
tp | 2457235.551834161736 (2015-Aug-01.05183416) | 3.815e-05 | TDB |
node | 232.4446104905795 | 5.0387e-05 | deg |
peri | 235.2852948492933 | 5.1894e-05 | deg |
i | 7.23231229079722 | 4.5679e-06 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
|
|
e |
q |
tp |
node |
peri |
i |
e |
2.315114080762815E-15 |
-6.036654484993049E-15 |
1.773664287084698E-13 |
4.246338544190948E-14 |
-9.653545315476871E-14 |
-1.494284141384484E-14 |
q |
-6.036654484993049E-15 |
1.579418533008795E-14 |
-5.782246435616938E-13 |
-1.1113699991562E-13 |
2.193111127631847E-13 |
3.993452006117259E-14 |
tp |
1.773664287084698E-13 |
-5.782246435616938E-13 |
1.455400796731393E-9 |
1.157466322086962E-11 |
4.940432007470882E-10 |
-1.1804208454455E-11 |
node |
4.246338544190948E-14 |
-1.1113699991562E-13 |
1.157466322086962E-11 |
2.538818423970465E-9 |
-2.517188761966635E-9 |
-5.011174677237807E-11 |
peri |
-9.653545315476871E-14 |
2.193111127631847E-13 |
4.940432007470882E-10 |
-2.517188761966635E-9 |
2.692951921224975E-9 |
4.657692158839996E-11 |
i |
-1.494284141384484E-14 |
3.993452006117259E-14 |
-1.1804208454455E-11 |
-5.011174677237807E-11 |
4.657692158839996E-11 |
2.086577756159167E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
16.75 |
|
n/a |
E2021B55 |
|
diameter |
diameter |
2.089 |
km |
0.475 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
geometric albedo |
albedo |
0.088 |
|
0.026 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
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|
256435 (2007 CH5) Discovered 2007-Feb-07 by Lowe, A. at Mayhill |
Reference: 20101128/Numbers.arc | Last Updated: 2010-12-06 |
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