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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 16 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .05479625329369563 | 5.4289e-08 | |
a | 2.359317726439646 | 1.4537e-08 | au |
q | 2.230035954701353 | 1.3384e-07 | au |
i | 4.784626290104502 | 5.095e-06 | deg |
node | 222.5445840415687 | 6.0708e-05 | deg |
peri | 357.7346818339706 | 7.9174e-05 | deg |
M | 26.8349718678279 | 5.2269e-05 | deg |
tp | 2459101.831911079086 (2020-Sep-09.33191108) | 0.00019216 | TDB |
period | 1323.664961770065 3.62 | 1.2233e-05 3.349e-08 | d yr |
n | .271972145820489 | 2.5136e-09 | deg/d |
Q | 2.488599498177939 | 1.5333e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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Orbital Elements at Epoch 2457164.5 (2015-May-22.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .05558209003841 | 5.4087e-08 | |
q | 2.228031814335483 | 1.3354e-07 | au |
tp | 2457778.078850357951 (2017-Jan-24.57885036) | 0.0001901 | TDB |
node | 222.5896347383179 | 6.0759e-05 | deg |
peri | 357.7951318597776 | 7.8888e-05 | deg |
i | 4.782420659654398 | 5.0937e-06 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
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|
e |
q |
tp |
node |
peri |
i |
e |
2.92544524710937E-15 |
-7.189632634860826E-15 |
-3.899386668968369E-12 |
-1.764196350017024E-15 |
-9.492381975503142E-13 |
-2.70662910253696E-16 |
q |
-7.189632634860826E-15 |
1.783293695322937E-14 |
9.131974286960768E-12 |
4.605149501800362E-15 |
2.191806865936785E-12 |
6.51386917347359E-16 |
tp |
-3.899386668968369E-12 |
9.131974286960768E-12 |
3.613920857928791E-8 |
-3.367715389178747E-11 |
9.581738686742628E-9 |
4.404691112509991E-12 |
node |
-1.764196350017024E-15 |
4.605149501800362E-15 |
-3.367715389178747E-11 |
3.691611024007692E-9 |
-3.687351082745179E-9 |
-8.557673619910069E-11 |
peri |
-9.492381975503142E-13 |
2.191806865936785E-12 |
9.581738686742628E-9 |
-3.687351082745179E-9 |
6.223333671045383E-9 |
8.648369564203163E-11 |
i |
-2.70662910253696E-16 |
6.51386917347359E-16 |
4.404691112509991E-12 |
-8.557673619910069E-11 |
8.648369564203163E-11 |
2.594591511087493E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
16.69 |
|
n/a |
E2021B55 |
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|
172124 (2002 GA171) Discovered 2002-Apr-10 by LINEAR at Socorro |
Reference: 20071224/Numbers.arc | Last Updated: 2007-12-22 |
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